JP7120692B2 - Adhesive sets, adhesive methods and powders - Google Patents

Description

The present invention relates to an adhesive set, a bonding method and a powder, in particular an adhesive provided to a first object and a second object to be bonded, and the first object and the second object. The present invention relates to an adhesive set, a bonding method, and a powder having a powder used for bonding of.

Conventionally, various types of adhesives have been generally and widely used, and for example, Patent Document 1 shows an example of instant adhesives that bond instantly.

JP-A-2005-194391

By the way, when an adhesive such as an instant adhesive is used, it may take a long time to harden the adhesive, which may hinder various operations. Therefore, it has been desired to develop a bonding method or the like capable of shortening the curing time of the adhesive.

The present invention has been made in view of such circumstances, and an object of the present invention is to provide an adhesive set, an adhesion method, and a powder that can shorten the curing time of the adhesive.

The inventors of the present application have made intensive studies and found that the curing time of the adhesive can be shortened by providing the adhesive with powder.

That is, in order to achieve the above object, the adhesive set according to the present invention comprises: an adhesive provided to a first object to be adhered and a second object; and a powder used for bonding the second object.
More particularly, said powder is preferably applied to said adhesive after providing said adhesive to said first object and said second object.
The powder preferably contains at least one of sawdust, ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, metal, and putty material.

Preferably, the powder comprises a powder of putty material. That is, the inventors of the present application have found that the curing time of the adhesive can be further shortened by providing the adhesive with putty material powder.

The powder preferably contains an organic solvent.

It is preferable that the powder of the putty material is formed by curing a fluid putty material and then pulverizing the cured putty material into a predetermined powder.

Curing of the putty material having fluidity is performed using a curing agent, and the cured putty material is powdered in a predetermined form, so that the powder containing the powdered putty material can be obtained as described above. It preferably contains a curing agent.

The ratio of the weight of the curing agent to the weight of the fluid putty material is preferably 0.001 to 0.05.

The adhesive is preferably a resin-based adhesive, and the resin-based adhesive is preferably a cyanoacrylate resin-based adhesive. More preferably, the cyanoacrylate resin-based adhesive contains α-cyanoacrylate.

The bonding of the first object and the second object is performed by butting the end of the first object and the end of the second object, and can be the bonded portion of the first object and the second object.

The adhesive portion may be concave.

In order to achieve the above object, a bonding method according to the present invention is a bonding method for bonding a first object to be bonded and a second object, wherein the first object and the second object are bonded together. providing an adhesive to the objects of 2, providing powder to the adhesive after providing the adhesive to the first object and the second object, and curing the adhesive; and a step of bonding the first object and the second object.

The powder preferably contains at least one of sawdust, ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, metal, and putty material.
Preferably, the powder comprises a powder of putty material.

It is preferable to include a step of forming the adhesive portion in a concave shape.

It is preferable to include the step of applying the adhesive again after applying the powder to the adhesive, and the step of applying the powder to the adhesive again after applying the adhesive again.
The adhesive is preferably a resin-based adhesive.

Preferably, the resin-based adhesive is a cyanoacrylate resin-based adhesive, and the step of applying moisture to the powder is preferably included.
In order to achieve the above object, the powder according to the invention is used with an adhesive provided to a first object and a second object to be adhered, and It is characterized by being used for bonding two objects.
The powder preferably comprises sawdust, ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, metal and/or putty material.
Preferably, the powder comprises a putty material.
The powder preferably contains a curing agent.
The powder preferably contains an organic solvent.

ADVANTAGE OF THE INVENTION According to this invention, it becomes possible to shorten the hardening time of an adhesive agent.

BRIEF DESCRIPTION OF THE DRAWINGS It is a front view which shows the structure of the adhesive agent set which concerns on embodiment of this invention, (a) is a front view which shows an adhesive agent, (b) is a front view which shows a powder. It is a figure which shows the state which adhere|attached the 1st target object and the 2nd target object with the same adhesive agent set, (a) is a top view, (b) is a front view. It is a figure which shows the adhesion|attachment method by the same adhesive agent set, (a) is a top view, (b) is a front view. It is a figure following FIG. 3 which shows the adhesion|attachment method by the same adhesive agent set, (a) is a top view, (b) is a front view. It is a figure following FIG. 4 which shows the adhesion|attachment method by the same adhesive agent set, (a) is a top view, (b) is a front view. It is a front view following FIG. 5 for demonstrating the same adhesion method. FIG. 7 is an enlarged front view enlarging a part of FIG. 6 for explaining the bonding method; FIG. 8 is a front view following FIGS. 6 and 7 for explaining the bonding method; It is a front view following FIG. 8 for demonstrating the same adhesion method. It is a front view following FIG. 9 for demonstrating the same adhesion method. It is a front view following FIG. 10 for demonstrating the same adhesion method. It is a front view following FIG. 11 for demonstrating the same adhesion method. It is a front view for demonstrating the measuring method of intensity|strength. It is another front view for demonstrating the measuring method of intensity|strength. It is a front view which shows the modification of this invention.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. Embodiments of the present invention disclose adhesive sets, bonding methods and powders.
FIG. 1 is a front view showing the configuration of an adhesive set according to an embodiment of the present invention, and FIG. 2 is a front view showing a state in which a first object and a second object are adhered by the same adhesive set. be. In addition, each direction in the following description shall be clearly indicated in the drawings.

The outline of the adhesive set 1 of this embodiment will be described with reference to FIGS. Bonding of the object 30 and the second object 40 can be performed.

That is, the adhesive 10 is provided to the bonding portion 50 of the first object 30 and the second object 40 to be bonded, and cures at the bonding portion 50 while bonding the first object 30 and the second object 40 together. The objects 40 can be glued together.

The adhesive 10 has fluidity before being cured. More specifically, the adhesive 10 is liquid before it hardens.

That is, the adhesive 10 can be a resin-based adhesive 10. When the resin-based adhesive 10 is used, the cyanoacrylate resin-based adhesive 10, the vinyl acetate resin-based adhesive 10, and the ethylene acetate resin-based adhesive 10 can be used. At least vinyl resin adhesive 10, epoxy resin adhesive 10, acrylic resin adhesive 10, chloroprene resin (rubber) adhesive 10, and styrene-butadiene resin (rubber) adhesive 10 It can be either.

When the adhesive 10 is a cyanoacrylate resin-based adhesive 10, the adhesive 10 may further contain α-cyanoacrylate.

The powder 20 can be used for bonding the first object 30 and the second object 40 at the bonding portion 50 and is provided to the bonding portion 50 (providing the powder 20 to the bonding portion 50 means that the bonding portion Adhesive 10 provided at 50 is provided with powder 20).

That is, the powder 20 is used together with the adhesive 10 provided to the first object 30 and the second object 40 to be adhered, and the adhesion of the first object 30 and the second object 40 is achieved. used for The powder 20 is provided so as to sprinkle the adhesive 10 on the bonding portion 50 from above after providing the adhesive 10 on the bonding portion 50 of the first object 30 and the second object 40 . By providing the powder 20 to the bonding portion 50 , the adhesive 10 can be cured at the bonding portion 50 to bond the first object 30 and the second object 40 together.

The powder 20 is, for example, bran, gel coating agent (white gel), lime, plaster, sodium sesquicarbonate, wheat flour, potato starch, baking soda, bran, cement, sawdust, concrete, salt, ash (e.g. mosquito coil ash), metal (e.g. copper), or putty material powder. Among these powders, only one powder may be used, or a plurality of powders may be used in combination (powder 20 includes rice bran, gel coating agent (white gel), lime, plaster, sodium sesquicarbonate, wheat flour, potato starch, , baking soda, bran, cement, sawdust, concrete, salt, ash (e.g. mosquito coil ash), metal (e.g. copper), and powder of putty material). Although the details will be described later, the powder 20 is made of sawdust, ash (for example, mosquito coil ash), lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, etc. A metal (eg copper) or putty material is preferred.
The powder 20 may include a hardening agent if it includes a powder of putty material. Furthermore, the powder 20 can contain an organic solvent.

That is, the powder of the putty material can be formed by curing a paste-like putty material having fluidity and then pulverizing the cured putty material with a file or the like. Curing of the paste-like putty material having fluidity can be performed using a curing agent and an organic solvent.

That is, by pulverizing the putty material after curing using the curing agent and the organic solvent, the putty material powder 20 can contain the curing agent component and the organic solvent component.

As the putty material, for example, a putty material for sheet metal (sheet metal putty) or a polyester putty material (polyester putty) can be used. Also, the putty material can include a resin, and the resin can include a synthetic resin. The synthetic resin can further contain either one of an epoxy resin and a polyester resin. In the formation of the powder 20, the ratio of the weight of the curing agent to the weight of the fluid paste-like putty material is preferably set to 0.001 to 0.05, and is set to 0.003 to 0.03. is more preferably set to 0.005 to 0.02.

The curing agent can be cyclohexanone, methyl ethyl ketone peroxide, and/or polyaminoamide.

The organic solvent can be at least one of aliphatic hydrocarbons, aromatic hydrocarbons, alcohols, ketones, and esters.

Here, the aliphatic hydrocarbon can be at least one of hexane, heptane, and cyclohexane.

Also, the aromatic hydrocarbon can be at least one of toluene and xylene.

Furthermore, alcohols can be at least one of methanol, ethanol, and isopropyl alcohol.

Furthermore, the ketones can be at least one of acetone, methyl ethyl ketone, and cyclohexanone.

Furthermore, the esters can be at least one of ethyl acetate and butyl acetate.

The first object 30 and the second object 40 each have a rectangular shape when viewed from a plane, and can contain metal, resin, and wood. Metals can include iron and aluminum, resins can include synthetic resins, and synthetic resins can include plastics.

The adhesion of the first object 30 and the second object 40 is achieved by bonding one end 30 ′ of the first object 30 , that is, one side portion 30 ′ and one end 40 of the second object 40 . 'that is, one side portion 40' can be butted against each other, and the butted ends 30' and 40' can be used as the adhesive portion 50. As shown in FIG.

Concave portions 30b and 40b can be provided in the end portions 30' and 40' of the first object 30 and the second object 40 so as to extend in the front-rear direction. The concave portions 30a, 40a can be provided on the upper surface side and the lower surface side of the ends 30', 40' of the first object 30 and the second object 40, respectively.

That is, when the end 30' of the first object 30 and the end 40' of the second object 40 are butted against each other, the recesses 30a and 40a are opened to the other end 30' and 40'. can be formed to The concave portions 30a and 40a are formed so that the end portion 30' of the first object 30 and the end portion 40' of the second object 40 are doglegged, that is, two mutually intersecting inclined surfaces are formed. , the ends 30' and 40' are chamfered so that right-angled triangular spaces are arranged on the upper and lower surfaces when viewed from the front. can.

As a result, when the end portion 30' of the first object 30 and the end portion 40' of the second object 40 are butted against each other, the concave adhesive portions 50 are formed vertically at the butted ends 30' and 40'. Can be formed side by side. The bonding portion 50 consists of a right-angled triangular concave portion 30a formed on the upper surface side and the lower surface side of the end portion 30' of the first object 30 and the upper surface side and the lower surface side of the end portion 40' of the second object 40. The right-angled triangular recesses 40a can be combined to form a vertically aligned mountain-shaped recess.

Next, a bonding method using the adhesive set 1 according to the first embodiment will be described with reference to FIGS. 3 to 12. FIG.

Before bonding the first object 30 and the second object 40, the step of making the powder 20 is performed. That is, a step of mixing a paste-like putty material having fluidity with a curing agent and an organic solvent to uniformly disperse and cure the putty material is performed. Next, the putty material after hardening is scraped with a file or the like to form a powder.

After producing the powder 20, a first object 30 and a second object 40 are prepared as shown in FIG. Subsequently, as shown in FIG. 4, concave portions 30a and 40a extend in the front-rear direction on the upper and lower surfaces of the ends 30' and 40' of the first object 30 and the second object 40, respectively. Perform the step of setting as follows. The concave portions 30a and 40a are formed such that the end portion 30' of the first object 30 and the end portion 40' of the second object 40 form a dogleg shape, that is, two mutually intersecting inclined surfaces are formed. The ends 30' and 40' are chamfered so that right-angled triangular spaces are arranged on the upper and lower surfaces when viewed from the front.

Next, as shown in FIG. 5, the end 30' of the first object 30 and the end 40' of the second object 40 are butted against each other. As described above, the recesses 30a, 40a are formed on the other end 30', 40' side when the end 30' of the first object 30 and the end 40' of the second object 40 are butted against each other. When the end 30' of the first object 30 and the end 40' of the second object 40 are butted against each other, the butted ends 30' and 40' More specifically, a step of forming the vertically arranged mountain-shaped bonding portions 50 can be performed (a step of forming the bonding portions 50 in a concave shape).

Then, as shown in FIGS. 6 and 7, the step of providing the adhesive 10 to the bonding portion 50 on the upper surface side of the first object 30 and the second object 40 is performed. The provision of the adhesive 10 is performed so that the adhesive 10 is filled up to the intermediate portion of the adhesive portion 50 .

Next, as shown in FIG. 8 , after applying the adhesive 10 to the bonding portion 50 on the upper surface side of the first object 30 and the second object 40 , the powder 20 is applied to the adhesive 10 in the bonding portion 50 . Carry out the providing step. The powder 20 is provided so as to be sprinkled from above.

Subsequently, as shown in FIG. 9, after the powder 20 is applied to the adhesive part 50 on the upper surface side as shown in FIG. The provision of the adhesive 10 is performed so that the adhesive 10 is filled up to the upper surface of the adhesive portion 50 on the upper surface side.

Next, as shown in FIG. 10, after applying the adhesive 10 again to the bonding portion 50 on the upper surface side as shown in FIG. Two separate applications of adhesive 10 and powder 20 in section 50). As shown in FIG. 11, by leaving the adhesive 10 in this state for a certain period of time, the adhesive 10 hardens at the bonding portion 50, and the first object 30 and the second object 40 are bonded together. can.

Subsequently, as shown in FIG. 12, a step of inverting the first object 30 and the second object 40 and providing the adhesive 10 and the powder 20 to the adhesive portion 50 on the lower surface side is performed.

In the above example, the adhesive 10 and the powder 20 are provided to the bonding portion 50 in two steps, but they may be provided in more than two steps.

[Comparative Example 1]
The first object 30 and the second object 40 are made of iron, aluminum, plastic, or wood, and the ends 30' and 40' of the first object 30 and the second object 40 are formed with inclined surfaces. Instead, the ends 30' and 40' are simply made into surfaces extending in the vertical direction, and this surface is used as the bonding portion 50 (state shown in FIG. 3).

Next, the adhesive 10 is a cyanoacrylate resin-based adhesive 10 containing α-cyanoacrylate, which is provided to the bonding portion 50 of the first object 30 and the second object 40, and the end portions 30', 40'. were put together to measure the curing time (adhesion time).

Furthermore, after curing, the strength (adhesive force) of the adhesive portion 50 was measured. As shown in FIG. 13, the measurement of the strength is carried out by placing both ends of the bonded first object 30 and second object 40 on platforms 200, 200 and hooking the spring balance 100 to the bonding portion 50. The portion 101 was hooked and pulled through a ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesion of the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. Cure time and strength measurements were made in triplicate.

[Comparative Example 2]
The first object 30 and the second object 40 are made of iron, aluminum, plastic, or wood, and the ends 30' and 40' of the first object 30 and the second object 40 are formed with inclined surfaces. The recessed portions 30a and 40a are formed by pressing the recesses 30a and 40a together, and the mountain-shaped bonding portions 50 are formed at the butted end portions 30' and 40'. The provision of the adhesive 10 and the powder 20 to the bonding portion 50 was performed three times on each of the upper surface side and the lower surface side.

Next, the adhesive 10 is a cyanoacrylate resin-based adhesive 10 containing α-cyanoacrylate, is provided to the bonding portion 50 of the first object 30 and the second object 40, and its curing time (adhesion time ) was measured.

Furthermore, after curing, the strength (adhesive force) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by placing the first object 30 and the second object 40 on the bases 200, 200 and hooking the spring scale 100 to the adhesion part 50. The portion 101 was hooked and pulled through a ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesion of the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. Cure time and strength measurements were made in triplicate.

[Example 1]
A paste-like putty material for sheet metal (sheet metal putty) having fluidity was mixed with a curing agent and an organic solvent and allowed to stand for a certain period of time to cure. The putty material for sheet metal (sheet metal putty) is manufactured by Solar Co., Ltd. (Goku 80), and contains less than 1% cobalt and its compounds, less than 1% silica, less than 1% titanium oxide, and 20% styrene, respectively. I used what it contained. The ratio of the weight of the curing agent to the weight of the putty material was set to 0.01, and the amount of the organic solvent was set to an appropriate amount. Xylene was used as the organic solvent. After curing, the putty material for sheet metal (sheet metal putty) was scraped with a file or the like to prepare powder 20 .

The first object 30 and the second object 40 are made of iron, aluminum, plastic, or wood, and the ends 30' and 40' of the first object 30 and the second object 40 are formed with inclined surfaces. The recessed portions 30a and 40a are formed by pressing the recesses 30a and 40a together, and the mountain-shaped bonding portions 50 are formed at the butted end portions 30' and 40'.

The adhesive 10 was then a cyanoacrylate resin-based adhesive 10 containing α-cyanoacrylate and was provided to the bonding portion 50 of the first object 30 and the second object 40 . After providing the adhesive 10, the powder 20 was provided so as to be sprinkled over the adhesive 10 in the adhesive portion 50 from above, and the curing time (adhesion time) was measured.

Further, after curing, the strength (adhesive force) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by placing the first object 30 and the second object 40 on the bases 200, 200 and hooking the spring scale 100 to the adhesion part 50. The portion 101 was hooked and pulled through a ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesion of the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. Bond time and strength measurements were performed six times. The provision of the adhesive 10 and the powder 20 to the bonding portion 50 was performed three times on each of the upper surface side and the lower surface side.

[Example 2]
A paste-like polyester putty material (polyester putty) having fluidity was mixed with a curing agent and an organic solvent and allowed to stand for a certain period of time to cure. The polyester putty material (polyester putty) is manufactured by Solar Co., Ltd. (Goku 180) and contains less than 1% cobalt and its compounds, 20 to 30% silica, less than 5% titanium oxide, and 21% styrene. I used what I do. The ratio of the weight of the curing agent to the weight of the polyester putty material was set to 0.01, and the amount of the organic solvent was set to an appropriate amount. Xylene was used as the organic solvent. After curing, the polyester putty material (polyester putty) was scraped with a file or the like to prepare powder 20 .

The first object 30 and the second object 40 are made of iron, aluminum, plastic, or wood, and the ends 30' and 40' of the first object 30 and the second object 40 are formed with inclined surfaces. The recessed portions 30a and 40a are formed by pressing the recesses 30a and 40a together, and the mountain-shaped bonding portions 50 are formed at the butted end portions 30' and 40'.
The adhesive 10 was then a cyanoacrylate resin-based adhesive 10 containing α-cyanoacrylate and was provided to the bonding portion 50 of the first object 30 and the second object 40 . After providing the adhesive 10, the powder 20 was provided so as to be sprinkled over the adhesive 10 in the adhesive portion 50 from above, and the curing time (adhesion time) was measured.

Furthermore, after curing, the strength (adhesive force) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by placing the first object 30 and the second object 40 on the bases 200, 200 and hooking the spring scale 100 to the adhesion part 50. The portion 101 was hooked and pulled through a ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesion of the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. Bond time and strength measurements were performed six times. The provision of the adhesive 10 and the powder 20 to the bonding portion 50 was performed three times on each of the upper surface side and the lower surface side.

[Example 3]
Powder 20 is sawdust, concrete, fine concrete, salt, ash More specifically, mosquito coil ash, lime, plaster, sodium sesquicarbonate, wheat flour, potato starch, baking soda, rice bran, gel coat agent (white gel), cement (white cement), More specifically, copper is used as the metal.

The first object 30 and the second object 40 are made of iron, aluminum, plastic, or wood, and the ends 30' and 40' of the first object 30 and the second object 40 are formed with inclined surfaces. The recessed portions 30a and 40a are formed by pressing the recesses 30a and 40a together, and the mountain-shaped bonding portions 50 are formed at the butted end portions 30' and 40'.
The adhesive 10 was then a cyanoacrylate resin-based adhesive 10 containing α-cyanoacrylate and was provided to the bonding portion 50 of the first object 30 and the second object 40 . After providing the adhesive 10, the powder 20 was provided so as to sprinkle the adhesive 10 in the adhesive portion 50 from above. The provision of the adhesive 10 and the powder 20 to the adhesive portion 50 was performed three times on each of the upper surface side and the lower surface side. After providing the adhesive 10 and the powder 20, it was allowed to stand for 3 hours to 1 day. It was confirmed that all the powders were hardened by standing still for 3 hours to 1 day. Curing times are believed to be 3 hours or less or 1 day or less.

Furthermore, after curing, the strength (adhesive force) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by placing the first object 30 and the second object 40 on the bases 200, 200 and hooking the spring scale 100 to the adhesion part 50. The portion 101 was hooked and pulled through a ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesion of the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. One or two intensity measurements were performed.

[Measurement result]
Table 1 shows the measurement results of the curing time and strength of Comparative Example 1, Table 2 shows the measurement results of the curing time and strength of Comparative Example 2, and Table 3 shows the measurement results of the curing time and strength of Example 1. Table 4 shows the measurement results of the curing time and strength of Example 2, and Tables 5 to 19 show the measurement results of the curing time and strength of Example 3 (Table 5 shows the measurement results of sawdust, Table 6 shows the measurement results of concrete. Table 7 is the measurement result of fine concrete, Table 8 is the measurement result of salt, Table 9 is the measurement result of mosquito coil ash, Table 10 is the measurement result of lime, Table 11 is the measurement result of plaster, Table 12 is the measurement result of sodium sesquicarbonate, Table 13 is the measurement result of wheat flour, Table 14 is the measurement result of potato starch, Table 15 is the measurement result of baking soda, Table 16 is the measurement result of rice bran, Table 17 is the gel coating agent (white gel ), Table 18 shows the measurement results of cement (white cement), and Table 19 shows the measurement results of copper in more detail than metal). Comparative Example 2, which is an example in which the powder 20 is not provided in the adhesive 10 and in which the concave portions 30a and 40a are formed in the end portions 30' and 40' of the first object 30 and the second object 40, is similarly bonded. This is an example in which the powder 20 is not provided in the agent 10, and compared with Comparative Example 1 in which the concave portions 30b and 40b are not formed, although the strength is greatly improved, the curing time is greatly prolonged.

Example 1 to Example 3 in which recesses 30a and 40a are formed in the ends 30' and 40' of the first object 30 and the second object 40, which are examples of providing the powder 20 to the adhesive 10 Compared to Comparative Example 2, all powders 20 significantly shortened the curing time and putty materials (sheet metal putty materials, polyester putty materials), sawdust, and ash. More specifically, mosquito coil ash, lime, sodium sesquicarbonate, and wheat flour. , dogtooth violet starch, and more specifically, copper powder 20 showed an improvement in strength compared to Comparative Example 2. Thus, forming the recesses 30a, 40a in the ends 30', 40' of the first object 30 and the second object 40 and providing the powder 20 to the adhesive 10 greatly improves the adhesive performance. It was confirmed that the

As described above, in this embodiment, the adhesive 10 provided to the bonding portion 50 of the first object 30 and the second object 40 and the first object 30 at the bonding portion 50 a powder 20 used for bonding the second object 40 and provided to the bonding portion, more specifically, the powder 20 is applied to the bonding portion of the first object 30 and the second object 40; By providing the adhesive 10 to the bonding portion after providing the adhesive 10 to 50, the curing time of the adhesive 10 can be shortened and the strength can be improved.

It goes without saying that the present invention is not limited to the above-described embodiments, and various modifications and applications are possible.

For example, as shown in FIG. 15, the bonding method described above may include the step of applying moisture 21 to the powder 20, and the step of providing the powder 20 to the bonding portion 50 may include the step of applying moisture 21 to the powder 20. It is more preferable to carry out at the same time, or before or after this step, since the bonding time is further shortened and the strength is further improved.

In addition, in the above-described embodiment, the concave portions 30a and 40a are provided at both ends 30' and 40' of the first object 30 and the second object 40. Providing the recesses 30a, 40a in the end portions 30', 40' of only one of the object 30 and the second object 40 can produce the desired effect. That is, providing the concave portions 30a, 40a in at least one of the ends 30', 40' of the first object 30 and the second object 40 can also provide the desired effect.

1: Adhesive Set 10: Adhesive 20: Powder 21: Moisture 30: First Object 30a: Recess 30': End 40: Second Object 40a: Recess 40': End 50: Adhesive Part 100: Spring scale 101: Hook portion 102: Ring-shaped thread 200: Base

Claims (21)

An adhesive provided to a first object and a second object to be adhered, and a powder used for adhesion of the first object and the second object ,
the powder is applied to the adhesive after applying the adhesive to the first object and the second object;
The powder includes at least one powder of ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, and putty material,
The adhesive is a resin-based adhesive,
The adhesive set, wherein the resin-based adhesive is a cyanoacrylate resin-based adhesive . The adhesive set of claim 1, wherein the powder comprises a powder of putty material . 3. The adhesive set of claim 2 , wherein said powder includes a curing agent . 3. The adhesive set according to claim 2 , wherein said powder contains an organic solvent . 3. The adhesive set according to claim 2 , wherein the powder of the putty material is formed by curing the putty material having fluidity and then pulverizing the cured putty material. . Curing of the putty material having fluidity is performed using a curing agent, and the cured putty material is pulverized into a predetermined powder so that the powder of the putty material contains the curing agent . The adhesive set according to claim 5 , characterized in that: 7. The adhesive set according to claim 6 , wherein the ratio of the weight of said curing agent to the weight of said fluid putty material is 0.001 to 0.05 . The adhesive set according to claim 1 , wherein the cyanoacrylate resin-based adhesive contains α-cyanoacrylate . The bonding of the first object and the second object is performed by butting the end of the first object and the end of the second object, and is the adhesive portion between the first object and the second object . 2. The adhesive set of claim 1, wherein said adhesive portion is concave . A bonding method for bonding a first object and a second object to be bonded,
providing an adhesive to the first object and the second object;
providing powder to the adhesive after providing the adhesive to the first object and the second object; curing the adhesive; and
The powder includes at least one powder of ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, and putty material,
The adhesive is a resin-based adhesive,
The adhesion method, wherein the resin-based adhesive is a cyanoacrylate resin-based adhesive . 12. The bonding method according to claim 11, wherein the powder comprises putty material powder . The end of the first object and the end of the second object are butted against each other, and the butted end is the bonded portion of the first object and the second object. 12. The bonding method according to claim 11 , comprising the step of : 12. A method according to claim 11 , comprising the step of concavely forming the adhesive portion. providing the adhesive again after providing the powder with the adhesive;
and reapplying the powder to the adhesive after reapplying the adhesive. 12. The bonding method according to claim 11 , comprising the step of applying moisture to said powder. A powder for use with an adhesive provided to a first object and a second object to be adhered and used for adhering the first object and the second object,
provided to the adhesive after providing the adhesive to the first object and the second object;
At least one of ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, and putty ingredients,
The adhesive is a resin-based adhesive,
The powder, wherein the resin-based adhesive is a cyanoacrylate resin-based adhesive . 18. The powder of claim 17, comprising at least one of ash, baking soda, sodium sesquicarbonate, and putty ingredients . 18. The powder of claim 17, comprising a putty material . 20. Powder according to claim 19, characterized in that it contains a curing agent . 20. Powder according to claim 19, characterized in that it contains an organic solvent .

Images