JP4800931B2 - Sugar liquid purification method and purification apparatus - Google Patents
Sugar liquid purification method and purification apparatus Download PDFInfo
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- 239000007788 liquid Substances 0.000 title claims description 35
- 238000000746 purification Methods 0.000 title claims description 29
- 238000000034 method Methods 0.000 title claims description 11
- 238000001179 sorption measurement Methods 0.000 claims description 57
- 239000011347 resin Substances 0.000 claims description 53
- 229920005989 resin Polymers 0.000 claims description 53
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 46
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 30
- 239000003456 ion exchange resin Substances 0.000 claims description 19
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 19
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 14
- 229930006000 Sucrose Natural products 0.000 claims description 14
- 239000005720 sucrose Substances 0.000 claims description 14
- 238000005342 ion exchange Methods 0.000 claims description 13
- 125000003118 aryl group Chemical group 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000003463 adsorbent Substances 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 70
- 239000003957 anion exchange resin Substances 0.000 description 20
- 235000019645 odor Nutrition 0.000 description 19
- 230000002378 acidificating effect Effects 0.000 description 15
- 239000003729 cation exchange resin Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229920001429 chelating resin Polymers 0.000 description 5
- 238000011033 desalting Methods 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000004042 decolorization Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000016068 Berberis vulgaris Nutrition 0.000 description 1
- 241000335053 Beta vulgaris Species 0.000 description 1
- 241000219310 Beta vulgaris subsp. vulgaris Species 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 235000021536 Sugar beet Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 239000002156 adsorbate Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000012907 honey Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- 235000012015 potatoes Nutrition 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13B—PRODUCTION OF SUCROSE; APPARATUS SPECIALLY ADAPTED THEREFOR
- C13B20/00—Purification of sugar juices
- C13B20/12—Purification of sugar juices using adsorption agents, e.g. active carbon
-
- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13B—PRODUCTION OF SUCROSE; APPARATUS SPECIALLY ADAPTED THEREFOR
- C13B20/00—Purification of sugar juices
- C13B20/14—Purification of sugar juices using ion-exchange materials
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Organic Chemistry (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Saccharide Compounds (AREA)
Description
本発明は、糖液の精製方法および精製装置に関し、さらに詳述すると、糖液中に含まれる臭気成分を除去することができる糖液の精製方法および精製装置に関する。 The present invention relates to a purification method and a purification apparatus for a sugar liquid, and more specifically, relates to a purification method and a purification apparatus for a sugar liquid that can remove odor components contained in the sugar liquid.
糖液の精製は、通常、活性炭処理、骨炭処理、イオン交換樹脂処理などによる脱色処理と、イオン交換樹脂処理による脱塩処理との組み合わせによって行われる。また、後者の脱塩処理システムとしては、蔗糖液の場合、蔗糖液を強塩基性アニオン交換樹脂塔と、弱酸性カチオン交換樹脂塔とに順次通液するリバース式システム、蔗糖液を強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂の混床塔に通液する混床式システム、蔗糖液を強塩基性アニオン交換樹脂塔と、強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂の混床塔とに順次通液するシステムなどが知られている(例えば、特許第2785833号公報)。 Purification of the sugar solution is usually performed by a combination of decolorization treatment by activated carbon treatment, bone charcoal treatment, ion exchange resin treatment, etc., and desalting treatment by ion exchange resin treatment. In the case of sucrose liquid, the latter desalting system is a reverse system in which the sucrose liquid is sequentially passed through a strongly basic anion exchange resin tower and a weakly acidic cation exchange resin tower, and the sucrose liquid is strongly basic. A mixed bed system for passing an anion exchange resin and a weakly acidic cation exchange resin through a mixed bed tower, a sucrose solution as a strongly basic anion exchange resin tower, and a mixed bed tower of a strongly basic anion exchange resin and a weakly acidic cation exchange resin A system that sequentially passes liquids is known (for example, Japanese Patent No. 2785833).
現在、精製処理後の糖液から生じる臭気が問題となっている。処理糖液中に含まれる臭気成分が具体的に何であるかはわかっていないが、臭気成分は製品となったあとも糖液中に残存し、製品の品質を著しく低下させる。そのため、精製後の処理糖液中に臭気成分が含まれないようにする必要がある。 Currently, the odor generated from the sugar solution after the purification treatment is a problem. It is not known what the odor component contained in the treated sugar solution is, but the odor component remains in the sugar solution even after it has become a product, and the quality of the product is significantly reduced. Therefore, it is necessary to prevent odorous components from being contained in the processed sugar solution after purification.
しかしながら、前述したイオン交換樹脂処理による脱塩処理では、糖液中から臭気成分を除去することは困難であった。 However, it has been difficult to remove the odor component from the sugar solution by the desalting treatment by the ion exchange resin treatment described above.
本発明は、前述した事情に鑑みてなされたもので、糖液中に含まれる臭気成分を効果的に除去することができる糖液の精製方法および精製装置を提供する。 The present invention has been made in view of the above-described circumstances, and provides a method and apparatus for purifying a sugar solution that can effectively remove odor components contained in the sugar solution.
本発明者は、種々検討を行った結果、糖液をフェノール系吸着樹脂で処理した場合、糖液中に含まれる臭気成分が除去されることを見出した。 As a result of various studies, the present inventor has found that when a sugar solution is treated with a phenolic adsorption resin, an odor component contained in the sugar solution is removed.
本発明は、上述した知見に基づいてなされたもので、糖液をフェノール系吸着樹脂に接触させる吸着処理工程と、糖液をイオン交換樹脂に接触させるイオン交換処理工程と、を含み、前記吸着処理工程の後に前記イオン交換処理工程を行い、前記フェノール系吸着樹脂は、多孔性芳香族ポリマの表面にフェノール性OH基を有する吸着樹脂である糖液の精製方法である。 The present invention has been made based on the findings described above, viewed including the adsorption treatment step of contacting the molasses phenol adsorption resin, the ion exchange treatment step of contacting the sugar solution into the ion exchange resin; wherein The ion exchange treatment step is performed after the adsorption treatment step, and the phenolic adsorption resin is a purification method of a sugar solution which is an adsorption resin having a phenolic OH group on the surface of a porous aromatic polymer .
また、本発明は、糖液をフェノール系吸着樹脂に接触させる吸着処理手段と、糖液をイオン交換樹脂に接触させるイオン交換処理手段と、を具備し、前記吸着処理手段の後段に前記イオン交換処理手段が設けられ、前記フェノール系吸着樹脂は、多孔性芳香族ポリマの表面にフェノール性OH基を有する吸着樹脂である糖液の精製装置である。 Further, the present invention comprises an adsorption treatment means for bringing a sugar solution into contact with a phenol-based adsorption resin, and an ion exchange treatment means for bringing the sugar solution into contact with an ion exchange resin, and the ion exchange is provided downstream of the adsorption treatment means. processing means are provided, the phenol adsorption resin is a purifier adsorbent resin der Ru sugar solution having a phenolic OH groups on the surface of the porous aromatic polymer.
また、前記糖液の精製方法または糖液の精製装置において、前記糖液は、植物を原料とした糖液であることが好ましい。 In the sugar liquid purification method or sugar liquid purification apparatus, the sugar liquid is preferably a sugar liquid made from a plant.
また、前記糖液の精製方法または糖液の精製装置において、前記糖液は、蔗糖液であることが好ましい。
Further, in the purification apparatus purification methods or sugar solution of the sugar solution, the sugar solution is not preferable to be sucrose solution.
以下、本発明の実施形態について説明する。本実施形態に係る糖液の精製方法の吸着処理工程および糖液の精製装置の吸着処理手段では、糖液をフェノール系吸着樹脂に接触させる。フェノール系吸着樹脂とは、多孔性の芳香族ポリマの表面にフェノール性OH基を有する吸着樹脂であり、本実施形態ではこのような構造の吸着樹脂であればどのようなものでも使用することができる。フェノール系吸着樹脂は、上記構造により、多孔性芳香族ポリマによる活性炭のような物理的吸着作用およびフェノール性OH基によるイオン交換作用の両作用を併せ持つ。フェノール系吸着樹脂は、酸性条件または中性条件で臭気成分や色素成分を吸着し、アルカリ性条件で表面の性質が変り、吸着物を脱着する。そのため、通常は酸性条件(pH=1〜5)または中性条件(pH=5〜9)でフェノール系吸着樹脂に糖液を接触させ、フェノール系吸着樹脂の吸着能力が低下した時点で通液を停止し、水酸化ナトリウム水溶液等のアルカリ溶液を用いてフェノール系吸着樹脂の再生を行う。フェノール系吸着樹脂として、具体的には、味の素ファインテクノ社製HS、KS、ロームアンドハース社製XAD761等を使用することができる。 Hereinafter, embodiments of the present invention will be described. In the adsorption treatment step of the sugar liquid purification method and the adsorption treatment means of the sugar liquid purification apparatus according to this embodiment, the sugar liquid is brought into contact with the phenol-based adsorption resin. The phenolic adsorption resin is an adsorption resin having a phenolic OH group on the surface of a porous aromatic polymer. In the present embodiment, any adsorption resin having such a structure can be used. it can. Due to the structure described above, the phenolic adsorption resin has both a physical adsorption action like activated carbon by a porous aromatic polymer and an ion exchange action by a phenolic OH group. The phenolic adsorption resin adsorbs odor components and pigment components under acidic conditions or neutral conditions, and the surface properties change under alkaline conditions to desorb the adsorbate. Therefore, the sugar solution is usually brought into contact with the phenolic adsorption resin under acidic conditions (pH = 1-5) or neutral conditions (pH = 5-9), and the solution is passed when the adsorption capacity of the phenolic adsorption resin is lowered. And the phenolic adsorption resin is regenerated using an alkaline solution such as an aqueous sodium hydroxide solution. Specifically, HS or KS manufactured by Ajinomoto Fine Techno Co., XAD761 manufactured by Rohm and Haas Co., or the like can be used as the phenolic adsorption resin.
本実施形態に係る糖液の精製方法のイオン交換処理工程および糖液の精製装置のイオン交換処理手段では、糖液をイオン交換樹脂に接触させる。この場合、例えば糖液が蔗糖液であるときには、イオン交換樹脂として強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂を用いることができ、例えば下記(a)〜(c)に示す樹脂構成とすることができる。
(a)糖液を強塩基性アニオン交換樹脂と、弱酸性カチオン交換樹脂とに順次通液する構成。
(b)糖液を強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂の混床に通液する構成。
(c)糖液を強塩基性アニオン交換樹脂と、強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂の混床とに順次通液する構成。In the ion exchange treatment step of the sugar liquid purification method and the ion exchange treatment means of the sugar liquid purification apparatus according to this embodiment, the sugar liquid is brought into contact with an ion exchange resin. In this case, for example, when the sugar liquid is a sucrose liquid, a strongly basic anion exchange resin and a weakly acidic cation exchange resin can be used as the ion exchange resin. For example, the resin configurations shown in the following (a) to (c) are used. be able to.
(A) A configuration in which a sugar solution is sequentially passed through a strongly basic anion exchange resin and a weakly acidic cation exchange resin.
(B) A configuration in which the sugar solution is passed through a mixed bed of a strongly basic anion exchange resin and a weakly acidic cation exchange resin.
(C) A configuration in which the sugar solution is sequentially passed through a strongly basic anion exchange resin and a mixed bed of a strongly basic anion exchange resin and a weakly acidic cation exchange resin.
これらの樹脂構成のうち、処理液の最終品質の点から、(c)の構成とすることが好ましい。また、上記(b),(c)の構成における混床内の強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂の容量の割合は、8:1〜1:4であることが好ましく、処理液の脱塩率及びpHの点から2:1にすることがより好ましい。 Among these resin configurations, the configuration (c) is preferable from the viewpoint of the final quality of the treatment liquid. Moreover, it is preferable that the ratio of the capacity | capacitance of the strongly basic anion exchange resin and weakly acidic cation exchange resin in the mixed bed in the structure of said (b) and (c) is 8: 1 to 1: 4, and processing liquid It is more preferable to make it 2: 1 from the point of the desalination rate and pH.
上記強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂としては、糖の転化を生じさせることなく糖液の脱塩を行うことができるものであればいかなるものでもよい。より具体的には、強塩基性アニオン交換樹脂として、例えばロームアンドハース社製アンバーライト(登録商標、以下同様)IRA−402BL、IRA−900、IRA−411S、XT−5007、三菱化学株式会社製ダイヤイオン(登録商標、以下同様)PA−308、PA−412等を、弱酸性カチオン交換樹脂として、例えばアンバーライトIRC−76、IRC−50、ダイヤイオンWK−11等を使用することができる。 Any strong basic anion exchange resin and weak acid cation exchange resin may be used as long as the sugar solution can be desalted without causing sugar conversion. More specifically, as the strongly basic anion exchange resin, for example, Amberlite (registered trademark, the same applies hereinafter) IRA-402BL, IRA-900, IRA-411S, XT-5007, manufactured by Rohm and Haas, manufactured by Mitsubishi Chemical Corporation For example, Amberlite IRC-76, IRC-50, Diaion WK-11, or the like can be used as the weakly acidic cation exchange resin, such as Diaion (registered trademark, hereinafter the same) PA-308, PA-412.
本実施形態では、糖液をフェノール系吸着樹脂に接触させた後にイオン交換樹脂に接触させてもよく、イオン交換樹脂に接触させた後にフェノール系吸着樹脂に接触させてもよいが、以下の理由により、前者の方が好ましい。すなわち、糖液をフェノール系吸着樹脂に接触させると、フェノール系吸着樹脂の再生方法によってはフェノール系吸着樹脂から酸またはアルカリが溶出するため、糖液のpHが酸性になったり、あるいはアルカリ性になったりしてしまうが、糖液をフェノール系吸着樹脂に接触させた後にイオン交換樹脂に接触させた場合には、フェノール系吸着樹脂との接触によって酸性またはアルカリ性になった糖液のpHをイオン交換樹脂との接触によって中性付近(pH=5.5〜8.5)に回復させることができるという利点が得られる。また、フェノール系吸着樹脂は脱色作用を有するため、糖液をフェノール系吸着樹脂に接触させた後にイオン交換樹脂に接触させた場合には、後段のイオン交換樹脂の負荷を下げることができ、したがって後段のイオン交換樹脂による精製工程において、処理糖液の品質を高純度に維持しつつ、大きい処理量を得ることができるという利点も得られる。 In this embodiment, the sugar solution may be contacted with the phenolic adsorption resin and then contacted with the ion exchange resin, or may be contacted with the ion exchange resin and then contacted with the phenolic adsorption resin. Therefore, the former is preferable. That is, when the sugar solution is brought into contact with the phenolic adsorption resin, depending on the method for regenerating the phenolic adsorption resin, acid or alkali is eluted from the phenolic adsorption resin, so that the pH of the sugar solution becomes acidic or becomes alkaline. However, when the sugar solution is brought into contact with the phenolic adsorption resin and then brought into contact with the ion exchange resin, the pH of the sugar solution that has become acidic or alkaline due to contact with the phenolic adsorption resin is ion-exchanged. The advantage of being able to recover to near neutrality (pH = 5.5 to 8.5) by contact with the resin is obtained. In addition, since the phenolic adsorption resin has a decoloring action, when the sugar solution is brought into contact with the phenolic adsorption resin and then brought into contact with the ion exchange resin, the load of the ion exchange resin in the subsequent stage can be lowered, and therefore In the subsequent purification step using the ion-exchange resin, there is also an advantage that a large throughput can be obtained while maintaining the quality of the treated sugar solution at high purity.
本実施形態において、フェノール系吸着樹脂及びイオン交換樹脂に接触させるときの糖液の温度は、通常、20℃〜80℃の範囲であり、30℃〜70℃の範囲であることが好ましい。接触時の糖液の温度が20℃未満になると、処理効率が低下する場合があり、80℃を超えるとフェノール系吸着樹脂及びイオン交換樹脂が劣化する、あるいは糖液が劣化する場合がある。 In this embodiment, the temperature of the sugar solution when contacting the phenolic adsorption resin and the ion exchange resin is usually in the range of 20 ° C to 80 ° C, and preferably in the range of 30 ° C to 70 ° C. When the temperature of the sugar solution at the time of contact is less than 20 ° C., the processing efficiency may be reduced, and when it exceeds 80 ° C., the phenolic adsorption resin and the ion exchange resin may be deteriorated, or the sugar solution may be deteriorated.
また、吸着処理手段及びイオン交換処理手段における通液流量は、通常、フェノール系吸着樹脂の樹脂量に対してSV0.25〜SV10の範囲であり、SV2〜SV8の範囲であることが好ましい。通液流量がSV0.25未満であると処理効率が低下する場合があり、SV10を超えると、脱臭、脱色、脱塩等が十分に行われない場合がある。なお、SVとは、充填されている樹脂に対して1時間あたり何倍量の処理液を通過させるかの倍量をあらわす。 Moreover, the liquid flow rate in the adsorption treatment means and the ion exchange treatment means is usually in the range of SV0.25 to SV10 and preferably in the range of SV2 to SV8 with respect to the resin amount of the phenolic adsorption resin. When the liquid flow rate is less than SV0.25, the processing efficiency may be reduced, and when it exceeds SV10, deodorization, decolorization, desalting, and the like may not be performed sufficiently. In addition, SV represents the double amount of how many times the amount of the treatment liquid is allowed to pass per hour with respect to the filled resin.
本実施形態において処理の対象とする糖液としては、前述した蔗糖液の他、澱粉糖液、蜂蜜等のいかなる糖液でもよい。臭気成分を含む糖液として、例えば甜菜を原料とする蔗糖液のビート臭や、トウモロコシやいも類を原料とする澱粉糖液の穀物臭など、植物由来の臭気成分を含む糖液等が挙げられる。なお、蔗糖液の場合、通常、原糖の洗糖、溶解、炭酸飽充、濾過、脱色などの各工程を経た後の精製糖液を使用するが、これに限定されるものではない。 In the present embodiment, the sugar solution to be treated may be any sugar solution such as starch sugar solution and honey in addition to the sucrose solution described above. Examples of the sugar solution containing an odor component include a sugar solution containing a plant-derived odor component such as a beet odor of a sucrose solution using sugar beet as a raw material and a grain odor of a starch sugar solution using corn and potatoes as raw materials. . In the case of a sucrose solution, a purified sugar solution that has undergone steps such as sugar washing, dissolution, carbonation saturation, filtration, and decolorization of the raw sugar is usually used, but is not limited thereto.
以上のように、本実施形態によれば、糖液中に含まれる臭気成分を効果的に除去することができ、処理糖液中に臭気成分がリークすることを防止することができる。 As described above, according to the present embodiment, the odor component contained in the sugar solution can be effectively removed, and the odor component can be prevented from leaking into the treated sugar solution.
図1は本実施形態に係る糖液精製装置の一例を示すフロー図である。図1において、10はフェノール系吸着樹脂塔(PH塔)、12は強塩基性アニオン交換樹脂塔(A塔)、14は強塩基性アニオン交換樹脂および弱酸性カチオン交換樹脂の混床塔(MB塔)を示す。本例では、フェノール系吸着樹脂塔10が吸着処理手段を構成し、強塩基性アニオン交換樹脂塔12および混床塔14がイオン交換処理手段を構成している。本例の精製装置は、原糖液16をフェノール系吸着樹脂塔10、強塩基性アニオン交換樹脂塔12および混床塔14に順次通液することにより、臭気のない精製された処理糖液18を得るものである。
FIG. 1 is a flowchart showing an example of a sugar liquid purification apparatus according to this embodiment. In FIG. 1, 10 is a phenolic adsorption resin tower (PH tower), 12 is a strongly basic anion exchange resin tower (A tower), and 14 is a mixed bed tower (MB) of a strongly basic anion exchange resin and a weakly acidic cation exchange resin. Tower). In this example, the phenolic
以下に、実施例により本発明を具体的に示す。ただし、本発明はこれら実施例に限定されるものではない。 The present invention will be specifically described below with reference to examples. However, the present invention is not limited to these examples.
(実施例:PH塔→A塔→MB塔)
図1に示した精製装置と同一構成の実験装置であって、フェノール系吸着樹脂充填カラム(PH塔)にフェノール系吸着樹脂として味の素ファインテクノ社製HS(100mL)を充填し、強塩基性アニオン交換樹脂カラム(A塔)に強塩基性アニオン交換樹脂としてアンバーライトIRA402BL(50mL)を充填し、混床カラム(MB塔)に強塩基性アニオン交換樹脂としてアンバーライトIRA402BL(50mL)と弱酸性カチオン交換樹脂としてアンバーライトIRC−76(25mL)とを混合して充填した精製装置を作製した。(Example: PH tower → A tower → MB tower)
1 is an experimental apparatus having the same configuration as the purification apparatus shown in FIG. 1, and a phenolic adsorption resin packed column (PH tower) is packed with Ajinomoto Fine-Techno HS (100 mL) as a phenolic adsorption resin, and a strongly basic anion Amberlite IRA402BL (50 mL) as a strongly basic anion exchange resin is packed in an exchange resin column (A tower), and Amberlite IRA402BL (50 mL) and a weakly acidic cation as a strongly basic anion exchange resin are packed in a mixed bed column (MB tower). A purification apparatus was prepared by mixing and filling Amberlite IRC-76 (25 mL) as an exchange resin.
表1に示した性状の蔗糖液(原糖液)2800mLを、通液温度50℃、通液流量400mL/hrの条件で、PH塔、A塔、MB塔の順に通液して処理糖液を得た。表1におけるBxはブリックス糖濃度(%)を示す。また、色価は下記式により算出した値を示す。糖液のブリックス糖濃度は、デジタル屈折計(アタゴ社製、RX−1000)により、吸光度は分光光度計(日立製作所製、U−3010)により測定した。 Processed sugar solution by passing 2800 mL of the sucrose solution (raw sugar solution) having the properties shown in Table 1 in the order of PH tower, A tower, and MB tower under the conditions of a flow temperature of 50 ° C. and a flow rate of 400 mL / hr. Got. Bx in Table 1 represents the Brix sugar concentration (%). The color value is a value calculated by the following formula. The Brix sugar concentration of the sugar solution was measured with a digital refractometer (Atago Co., Ltd., RX-1000), and the absorbance was measured with a spectrophotometer (Hitachi, U-3010).
(比較例1:A塔→MB塔)
実施例で用いた精製装置において、フェノール系吸着樹脂塔(PH塔)を設置せず、強塩基性アニオン交換樹脂塔(A塔)および混床塔(MB塔)のみからなる精製装置を作製した。表1に示した性状の蔗糖液(原糖液)2800mLを、通液温度50℃、通液流量400mL/hrの条件で、A塔、MB塔の順に通液して処理糖液を得た。(Comparative Example 1: Tower A → MB Tower)
In the purification apparatus used in the examples, a phenolic adsorption resin tower (PH tower) was not installed, and a purification apparatus consisting only of a strongly basic anion exchange resin tower (A tower) and a mixed bed tower (MB tower) was produced. . A processed sugar solution was obtained by passing 2800 mL of the sucrose solution (raw sugar solution) having the properties shown in Table 1 through the A column and the MB column in this order under conditions of a flow rate of 50 ° C. and a flow rate of 400 mL / hr. .
(比較例2:PH塔)
実施例に用いた精製装置において、強塩基性アニオン交換樹脂塔(A塔)および混床塔(MB塔)を設置せず、フェノール系吸着樹脂塔(PH塔)のみからなる精製装置を作製した。表1に示した性状の蔗糖液(原糖液)2800mLを、通液温度50℃、通液流量400mL/hrの条件で、PH塔に通液して処理糖液を得た。(Comparative example 2: PH tower)
In the purification apparatus used in the examples, a purification apparatus consisting only of a phenolic adsorption resin tower (PH tower) was prepared without installing a strongly basic anion exchange resin tower (A tower) and a mixed bed tower (MB tower). . A processed sugar solution was obtained by passing 2800 mL of the sucrose solution (raw sugar solution) having the properties shown in Table 1 through the PH tower at a flow rate of 50 ° C. and a flow rate of 400 mL / hr.
臭気の原因物質が何であるかは現在のところわかつていないため、原糖液および実施例、比較例で得られた処理糖液の臭気についてパネルによる官能評価を行った(男女各5人のパネルで4段階評価法により比較し、さらに意見を総合してもらった)。結果を下記表2に示す。その結果、糖液をフェノール系吸着樹脂に接触させた実施例および比較例2では、糖液から臭気成分が除去されていることが確認された。これに対し、原糖液をフェノール系吸着樹脂に接触させていない比較例1では、糖液から臭気成分がほとんど除去されないことがわかった。 Since it is not known at present what the cause of odor is, sensory evaluation was performed by the panel on the odors of the raw sugar solution and the processed sugar solutions obtained in the examples and comparative examples (panels of 5 men and women each) We compared them using a four-level evaluation method, and asked them to sum up their opinions.) The results are shown in Table 2 below. As a result, in Examples and Comparative Example 2 in which the sugar solution was brought into contact with the phenolic adsorption resin, it was confirmed that the odor component was removed from the sugar solution. In contrast, in Comparative Example 1 in which the raw sugar solution was not brought into contact with the phenolic adsorption resin, it was found that the odor component was hardly removed from the sugar solution.
また、実施例および比較例1、2で得られた処理糖液の性状を表3に示す。Bx及び色価に関しては前記と同様である。 Table 3 shows the properties of the processed sugar solutions obtained in Examples and Comparative Examples 1 and 2. Bx and color value are the same as described above.
表3の結果から、原糖液の色価に比べて比較例2の処理液の色価が低くなっていることから、原糖液中に含まれる色素成分がフェノール系吸着樹脂に吸着されていることがわかる。また、比較例2の処理液のpHに比べて実施例の処理液のpHが中性付近になっており、糖液のpHがイオン交換樹脂との接触によってpHが中性付近となっていることがわかる。したがって、前述したように、糖液をフェノール系吸着樹脂に接触させた後にイオン交換樹脂に接触させることが好ましいことが確認された。 From the results of Table 3, since the color value of the treatment liquid of Comparative Example 2 is lower than the color value of the raw sugar liquid, the pigment component contained in the raw sugar liquid is adsorbed to the phenolic adsorption resin. I understand that. Moreover, compared with the pH of the treatment liquid of Comparative Example 2, the pH of the treatment liquid of the example is near neutral, and the pH of the sugar liquid is near neutral due to contact with the ion exchange resin. I understand that. Therefore, as described above, it was confirmed that it is preferable to contact the sugar solution with the ion-exchange resin after contacting the sugar solution with the phenol-based adsorption resin.
Claims (2)
前記吸着処理工程の後に前記イオン交換処理工程を行い、
前記フェノール系吸着樹脂は、多孔性芳香族ポリマの表面にフェノール性OH基を有する吸着樹脂であり、
前記糖液は、蔗糖液であることを特徴とする糖液の精製方法。An adsorption treatment step of contacting the sugar solution with the phenolic adsorption resin, and an ion exchange treatment step of bringing the sugar solution into contact with the ion exchange resin,
Performing the ion exchange treatment step after the adsorption treatment step;
The phenol-based adsorption resin, Ri adsorbent resin der having phenolic OH groups on the surface of the porous aromatic polymer,
The sugar solution, the method of purification of the sugar solution, wherein sucrose solution der Rukoto.
前記吸着処理手段の後段に前記イオン交換処理手段が設けられ、
前記フェノール系吸着樹脂は、多孔性芳香族ポリマの表面にフェノール性OH基を有する吸着樹脂であり、
前記糖液は、蔗糖液であることを特徴とする糖液の精製装置。An adsorption treatment means for bringing the sugar liquid into contact with the phenolic adsorption resin; and an ion exchange treatment means for bringing the sugar liquid into contact with the ion exchange resin.
The ion exchange processing means is provided at a subsequent stage of the adsorption processing means,
The phenol-based adsorption resin, Ri adsorbent resin der having phenolic OH groups on the surface of the porous aromatic polymer,
The sugar solution is purified apparatus sugar solution, wherein sucrose solution der Rukoto.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5369841A (en) * | 1976-12-02 | 1978-06-21 | Nippon Rensui Kk | Refining of molasses |
| JPS5963200A (en) * | 1982-09-02 | 1984-04-10 | ロ−ム・アンド・ハ−ス・カンパニ− | Selective removal of extractable sulfonic acid resins using acrylic anion exchange resins |
| JPS63263099A (en) * | 1987-03-31 | 1988-10-31 | ザ・ダウ・ケミカル・カンパニー | Improved method for desalting sugar-containing solution |
| JPH0686654A (en) * | 1991-05-28 | 1994-03-29 | Toho Rayon Co Ltd | Method for continuously decoloring fermented solution of food and method for regenerating |
| JPH11313699A (en) * | 1998-02-05 | 1999-11-16 | Japan Organo Co Ltd | Desalting method |
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| US4718946A (en) * | 1982-09-02 | 1988-01-12 | Rohm And Haas Co. | Selective removal of sulfonic resin extractables with acrylic anion exchange resins |
| SU1375650A1 (en) * | 1986-05-05 | 1988-02-23 | Всесоюзный научно-исследовательский институт сахарной промышленности | Method of decolouring sugar-containing solution |
| RU2114177C1 (en) * | 1997-06-02 | 1998-06-27 | Товарищество с ограниченной ответственностью Центр содействия развитию новых технологий "Кантэк" | Method of production of sugar syrup from sugar-containing raw |
| CN1162439C (en) * | 2002-06-18 | 2004-08-18 | 山东西王集团有限公司 | Ion exchange technology in preparing glucose |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5369841A (en) * | 1976-12-02 | 1978-06-21 | Nippon Rensui Kk | Refining of molasses |
| JPS5963200A (en) * | 1982-09-02 | 1984-04-10 | ロ−ム・アンド・ハ−ス・カンパニ− | Selective removal of extractable sulfonic acid resins using acrylic anion exchange resins |
| JPS63263099A (en) * | 1987-03-31 | 1988-10-31 | ザ・ダウ・ケミカル・カンパニー | Improved method for desalting sugar-containing solution |
| JPH0686654A (en) * | 1991-05-28 | 1994-03-29 | Toho Rayon Co Ltd | Method for continuously decoloring fermented solution of food and method for regenerating |
| JPH11313699A (en) * | 1998-02-05 | 1999-11-16 | Japan Organo Co Ltd | Desalting method |
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