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JPH0320226B2 - - Google Patents
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JPH0320226B2 - - Google Patents

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Publication number
JPH0320226B2
JPH0320226B2 JP14522783A JP14522783A JPH0320226B2 JP H0320226 B2 JPH0320226 B2 JP H0320226B2 JP 14522783 A JP14522783 A JP 14522783A JP 14522783 A JP14522783 A JP 14522783A JP H0320226 B2 JPH0320226 B2 JP H0320226B2
Authority
JP
Japan
Prior art keywords
container
oxygen absorber
oxygen
bag
kop
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP14522783A
Other languages
Japanese (ja)
Other versions
JPS6037964A (en
Inventor
Shuji Wakamatsu
Jun Hoshino
Megumi Yuyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Priority to JP14522783A priority Critical patent/JPS6037964A/en
Publication of JPS6037964A publication Critical patent/JPS6037964A/en
Publication of JPH0320226B2 publication Critical patent/JPH0320226B2/ja
Granted legal-status Critical Current

Links

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  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)

Description

【発明の詳細な説明】[Detailed description of the invention]

本発明は食品の保存方法に関する。 更に詳しくは(1)食品類を脱酸素剤または脱酸素
剤と炭酸ガス吸収剤、あるいは脱酸素剤とアルコ
ール発生剤とともにガスバリヤー性の高いプラス
チツク製の容器(1)に密封し、容器(1)を脱酸素剤と
ともにガスバリヤー性の高い容器(2)に密封するこ
とを特徴とする二重包装による食品の保存方法(2)
炭酸ガスまたは不活性ガスで置換したガスバリヤ
ー性の高いプラスチツク製の容器(1)に脱酸素剤と
ともに食品類を密封し、該容器(1)を脱酸素剤とと
もにガスバリヤー性の高い容器(2)に密封すること
を特徴とする二重包装による食品の保存方法に関
する発明である。 近年、脱酸素剤は食品類のカビの発生防止、油
脂分の酸化防止または食品の変色防止等の効果を
有することから食品の品質保持剤または鮮度保持
剤として広く使用されている。この場合の使用形
態としては食品類を脱酸素剤とともに単に実質的
に非通気性の容器に密封するものであつた。 食品類の変質は微生物の繁殖によつて主にひき
おこされるが、これらの微生物の大部分は通性嫌
気性菌であり、好気下でも、嫌気下でも生育が可
能であるために、従来の使用形態による脱酸素剤
の使用方法では微生物の生育を抑制することは不
完全であつた。 本発明者らは食品の変質原因となる微生物の生
育と酸素の影響について鋭意研究を行なつた結
果、従来通気性嫌気性菌は好気下でも嫌気下でも
生育すると考えられていたが、発明者等は通気嫌
気性菌に属するカビの一種であるMucor sp.
Fusarium sp. Arthrinium sp.や酵母の一種であ
るSaccharomyces cerevisiaeまたはCandida
utilis等の真菌類が完全嫌気下では生育しないこ
とを確認して本発明を完成するに至つた。これら
の真菌類は窒素ガス置換嫌気下で生育を示すこと
が知られており、そして従来の脱酸素剤の一般的
使用方法であるPVDCコーテイングラミネートフ
イルム(KOP /PE、KON /PEなど)の袋
に脱酸素剤とともに密封した場合には生育が認め
られるものであつた。 すなわち、KOP /PEやKON /PEなどの
ガスバリヤー性の高いプラスチツクフイルムの袋
は、非通気性といつても実際は微量の酸素を透過
する。したがつて、脱酸素剤を用いていても、真
菌類はこの微量の酸素により生育を示すことを本
発明者らは知つた。 このため、この微量の酸素の透過を防止して容
器内に酵素が全く浸入しないようにすると、これ
らの真菌類が生育を示さないことを見出し、本発
明はなされたものである。 本発明において、脱酸素剤としては鉄その他の
金属粉、ハイドロキノン、カテコールまたはアス
コルビン酸等の有機化合物、亜硫酸塩、亜二チオ
ン酸塩等の還元性硫黄化合物等を主成分としたも
のであつて、酸素吸収タイプ、炭酸ガス発生酵素
吸収タイプ、炭酸ガス吸収酸素吸収タイプ、また
はアルコール発生酸素吸収タイプがあり、これを
通気性包材で包装したものが通常利用される。 また炭酸ガス吸収剤としてはアルカリ金属また
はアルカリ土類金属の水酸化物を単独、あるいは
担体に含浸させたものを通気性を有する包材に包
装したものが用いられる。この場合、担体として
はパルプ、紙などの植物繊維や、シリカ、ゼオラ
イト、パーライト、タルクや鉱物の粉砕物などの
一般にフイラーと呼ばれるものが使用される。 またアルコール発生剤としてはエチルアルコー
ルを紙、パルプ、糸および布などの植物繊維やシ
リカ、ゼオライトなどの多孔性の無機物、でんぷ
んなどのアルコール保持性を有する担体に含浸さ
せたもの、あるいはこれらを更に通気性を有する
包材に包装したもの等が用いられる。これらのア
ルコール発生剤はガス状アルコールを発生するも
のであり、具体的には例えばアルコール発生型鮮
度保持剤がこれに相当する。 本発明において、プラスチツク性の容器(1)に用
いられるガスバリヤー性の高いプラスチツク材料
の酸素透過度は酸素透気度が100ml/m2・日(20
℃)以下であり、好ましくは50ml/m2・日(20
℃)以下である。 具体的には、容器(1)として、例えば、PET、
PP、KOPPE、KOP //CP、KON /PE、
KON /CP、ON/PE、PET/PE、KPET
/PE、KPET /CP、Al蒸着PET/PE、
BOVRON /PE、OV/PE、エバール /PE
などのハイバリヤー性プラスチツク材料による
袋、ボトルまたはボツクスなどの容器が用いられ
る。 容器(2)には、ガラス製または陶製のビン、金属
製の缶などは勿論のこと、容器(1)に示したハイバ
リヤー性プラスチツク材料による袋、ボトルまた
はボツクスなどの容器が用いられる。 (注) PE:ポリエチレン PP:ポリプロピレン PET:ポリエチレンテレフタレート CP:未延伸ポリプロピレン OP:延伸ポリプロピレン ON:延伸ナイロン OV:延伸ビニロン PVDC:ポリ塩化ビニリデン KOP :PVDC塗布OP KON :PVDC塗布ON KPET :PVDC塗布PET BOVRON :延伸ポリビニルアルコールエバー
ル :エチレン・ビニルアルコール共重合体。 なおこれらの容器は容器(1)と容器(2)とが同じよ
うなものでもよく、また異なる組合せで使つても
よく、適宜必要に応じて使用することが可能であ
る。 本発明方法による場合は特別に完全気密性の容
器を作つたりする必要はなく、通常の容器を用い
ることによつて食品の保存を充分に行なうことが
可能である。 実施例 1 練りあん100gを脱酸素剤(エージレスS−
100・三菱瓦斯化学製)とともにKOP /PE袋
(1)に密封した。更にこの袋を脱酸素剤(S−
100・同)とともに、KOP/PE袋(2)に密封し、
25℃、50〜60%RHの室内に放置し、経日毎に袋
(1)内のガス組成(CO2%、O2%)と、外観、風味
を調べた。 比較例 1 練りあん100gを脱酸素剤(エージレスS−
100)とともにKOP/PE袋に密封し、二重包装
することなく実施例1と同条件に保存し、比較し
た。 比較例 2 練りあん100gを脱酸素剤を入れずに、KOP/
PE袋に密封し、二重包装することなく実施例1
と同一条件に保存し、比較した。 実施例 2 練りあん100gを脱酸素剤(エージレスS−
100)と炭酸ガス吸収剤(エージレスC−500)を
KOP/PE袋に密封し、更にこの袋を脱酸素剤
(S−100)とともに更にKOP/PE袋に密封し実
施例1と同条件に保存した。 実施例 3 練りあん100gを脱酸素剤(エージレスS−
100)とアルコール発生型品質保持剤(2g品・
フロイント社製)とともにKOP/PE袋に密封
し、更にこの袋を脱酸素剤(エージレスS−100)
とともにKOP/PE袋に密封し、実施例1と同条
件に保存した。 実施例 4 練りあん100gと脱酸素剤(エージレスS−50)
をKOP/PE袋に入れ、窒素ガスで置換した後密
封した。この袋を更に脱酸素剤(S−100)とと
もにKOP/PE袋に密封し、実施例1と同条件に
保存した。 実施例 5 練りあん100gと炭酸ガス発生型脱酸素剤(エ
ージレスG−100)をKOP/PE袋に密封し、更
にこの袋を脱酸素剤(エージレスS−100)とと
もにKOP/PE袋に密封し、実施例1と同条件に
保存した。 保存試験の結果を表にまとめた。
The present invention relates to a method for preserving food. More specifically, (1) Foods are sealed in a plastic container (1) with a high gas barrier property, together with an oxygen absorber, an oxygen absorber and a carbon dioxide absorbent, or an oxygen absorber and an alcohol generator. ) is sealed in a container with high gas barrier properties (2) together with an oxygen absorber (2).
Foods are sealed together with an oxygen absorber in a plastic container (1) with high gas barrier properties that has been replaced with carbon dioxide gas or an inert gas, and the container (1) is then placed in a container (2) with high gas barrier properties together with the oxygen absorber. This invention relates to a method for preserving food by double packaging, which is characterized by sealing the food in a container. In recent years, oxygen absorbers have been widely used as quality or freshness preserving agents for foods because they have effects such as preventing the growth of mold in foods, preventing oxidation of fats and oils, and preventing discoloration of foods. In this case, the food product was simply sealed together with an oxygen absorber in a substantially air-impermeable container. Deterioration of foods is mainly caused by the proliferation of microorganisms, but most of these microorganisms are facultative anaerobes and can grow in both aerobic and anaerobic conditions. However, the method of using the oxygen scavenger according to the above usage pattern was insufficient to suppress the growth of microorganisms. The present inventors have conducted extensive research on the growth of microorganisms that cause food deterioration and the influence of oxygen, and as a result, they have discovered that aerobic anaerobes were previously thought to grow in both aerobic and anaerobic conditions. Mucor sp., a type of mold that belongs to the aerobic anaerobic group.
Fusarium sp. Arthrinium sp. and a type of yeast Saccharomyces cerevisiae or Candida
The present invention was completed after confirming that fungi such as P. utilis do not grow under complete anaerobic conditions. These fungi are known to grow under nitrogen gas-substituted anaerobic conditions, and bags of PVDC-coated laminate film (KOP/PE, KON/PE, etc.), which is a common method of using conventional oxygen scavengers, When sealed together with an oxygen absorber, growth was observed. In other words, even though plastic film bags with high gas barrier properties such as KOP/PE and KON/PE are said to be non-breathable, they actually allow a small amount of oxygen to pass through. Therefore, the present inventors have learned that even if an oxygen scavenger is used, fungi can grow due to this trace amount of oxygen. Therefore, it was discovered that these fungi will not grow if this trace amount of oxygen is prevented from permeating to prevent enzymes from entering the container at all, and the present invention was made based on this discovery. In the present invention, the oxygen scavenger mainly contains iron or other metal powder, hydroquinone, an organic compound such as catechol or ascorbic acid, or a reducing sulfur compound such as sulfite or dithionite. , oxygen absorption type, carbon dioxide gas generating enzyme absorption type, carbon dioxide gas absorbing oxygen absorption type, and alcohol generating oxygen absorption type, and these are usually used packaged with air-permeable packaging material. Further, as the carbon dioxide absorbent, an alkali metal or alkaline earth metal hydroxide alone or a carrier impregnated with the hydroxide packaged in an air-permeable packaging material can be used. In this case, the carrier used is generally called a filler, such as vegetable fibers such as pulp and paper, silica, zeolite, perlite, talc, and crushed minerals. In addition, alcohol generating agents include those obtained by impregnating ethyl alcohol into vegetable fibers such as paper, pulp, thread, and cloth, porous inorganic materials such as silica and zeolite, and carriers with alcohol-retaining properties such as starch, or those impregnated with ethyl alcohol. Those packaged in air-permeable packaging materials are used. These alcohol generating agents generate gaseous alcohol, and specifically include, for example, alcohol generating freshness preserving agents. In the present invention, the oxygen permeability of the plastic material with high gas barrier properties used for the plastic container (1) is 100 ml/m 2 ·day (20
℃) or less, preferably 50 ml/m 2 · day (20
℃) or less. Specifically, as the container (1), for example, PET,
PP, KOPPE, KOP //CP, KON /PE,
KON/CP, ON/PE, PET/PE, KPET
/PE, KPET /CP, Al-deposited PET/PE,
BOVRON /PE, OV/PE, EVAL /PE
Containers such as bags, bottles, and boxes made of high-barrier plastic materials such as The container (2) may be a glass or ceramic bottle, a metal can, or the like, as well as a bag, bottle, or box made of the high-barrier plastic material shown in the container (1). (Note) PE: Polyethylene PP: Polypropylene PET: Polyethylene terephthalate CP: Unoriented polypropylene OP: Stretched polypropylene ON: Stretched nylon OV: Stretched vinyl PVDC: Polyvinylidene chloride KOP: PVDC coated OP KON: PVDC coated ON KPET: PVDC coated PET BOVRON: Oriented polyvinyl alcohol EVAL: Ethylene-vinyl alcohol copolymer. Note that these containers may be similar in container (1) and container (2), or may be used in different combinations, and can be used as appropriate and necessary. In the case of the method of the present invention, there is no need to create a special completely airtight container, and the food can be sufficiently preserved by using an ordinary container. Example 1 100g of kneaded bean paste was mixed with oxygen absorber (Ageless S-
100・KOP/PE bag with Mitsubishi Gas Chemical
(1) Sealed. Furthermore, this bag is packed with an oxygen absorber (S-
100/same) in a KOP/PE bag (2),
Leave it in a room at 25℃ and 50-60%RH, and bag it every day.
(1) The gas composition (CO 2 %, O 2 %), appearance, and flavor were investigated. Comparative Example 1 100g of kneaded bean paste was mixed with oxygen absorber (Ageless S-
100) in a KOP/PE bag and stored under the same conditions as Example 1 without double packaging for comparison. Comparative example 2 KOP/100g of kneaded bean paste without adding oxygen absorber
Example 1 sealed in a PE bag without double packaging
were stored under the same conditions and compared. Example 2 100g of kneaded bean paste was mixed with oxygen absorber (Ageless S-
100) and carbon dioxide absorbent (Ageless C-500)
It was sealed in a KOP/PE bag, and this bag was further sealed in a KOP/PE bag together with an oxygen absorber (S-100) and stored under the same conditions as in Example 1. Example 3 100g of kneaded bean paste was mixed with oxygen absorber (Ageless S-
100) and alcohol-generating quality preservation agent (2g product/
(manufactured by Freund) in a KOP/PE bag, and this bag is further sealed with an oxygen absorber (Ageless S-100).
It was also sealed in a KOP/PE bag and stored under the same conditions as in Example 1. Example 4 100g of kneaded bean paste and oxygen absorber (Ageless S-50)
was placed in a KOP/PE bag, replaced with nitrogen gas, and then sealed. This bag was further sealed in a KOP/PE bag together with an oxygen absorber (S-100) and stored under the same conditions as in Example 1. Example 5 100g of kneaded bean paste and a carbon dioxide gas generating oxygen absorber (Ageless G-100) were sealed in a KOP/PE bag, and this bag was further sealed in a KOP/PE bag along with an oxygen absorber (Ageless S-100). , and stored under the same conditions as in Example 1. The results of the storage test are summarized in the table.

【表】【table】

【表】【table】

Claims (1)

【特許請求の範囲】 1 食品類を、脱酸素剤または脱酸素剤と炭酸ガ
ス吸収剤、あるいは脱酸素剤とアルコール発生剤
とともにガスバリヤ−性の高いプラスチツク製の
容器(1)に密封し、該容器(1)を脱酸素剤とともにガ
スバリヤー性の高い容器(2)に密封することを特徴
とする二重包装による食品の保存方法。 2 炭酸ガスまたは不活性ガスで置換したガスバ
リヤー性の高いプラスチツク製の容器(1)に脱酸素
剤とともに食品類を密封し、該容器(1)を脱酸素剤
とともにガスバリヤー性の高い容器(2)に密封する
ことを特徴とする二重包装による食品の保存方
法。
[Scope of Claims] 1. Foods are sealed in a plastic container (1) with high gas barrier properties together with an oxygen absorber, an oxygen absorber and a carbon dioxide absorbent, or an oxygen absorber and an alcohol generating agent. A method for preserving food by double packaging, characterized by sealing the container (1) together with an oxygen scavenger in a container (2) with high gas barrier properties. 2. Seal the food together with an oxygen absorber in a plastic container (1) with high gas barrier properties that has been replaced with carbon dioxide or inert gas, and place the container (1) together with the oxygen absorber in a plastic container (1) with high gas barrier properties. 2) A method for preserving food by double packaging, characterized by sealing it.
JP14522783A 1983-08-09 1983-08-09 How to preserve food Granted JPS6037964A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14522783A JPS6037964A (en) 1983-08-09 1983-08-09 How to preserve food

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14522783A JPS6037964A (en) 1983-08-09 1983-08-09 How to preserve food

Publications (2)

Publication Number Publication Date
JPS6037964A JPS6037964A (en) 1985-02-27
JPH0320226B2 true JPH0320226B2 (en) 1991-03-18

Family

ID=15380279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14522783A Granted JPS6037964A (en) 1983-08-09 1983-08-09 How to preserve food

Country Status (1)

Country Link
JP (1) JPS6037964A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62285772A (en) * 1986-06-02 1987-12-11 Morinaga & Co Ltd Mildew-proofing of packaged food
JPH04131041A (en) * 1990-09-19 1992-05-01 Kagome Co Ltd Preservation of grape
JP2893673B2 (en) * 1991-06-28 1999-05-24 凸版印刷株式会社 How to store food
JP3405587B2 (en) * 1994-04-21 2003-05-12 株式会社アイ・エイチ・アイ・エアロスペース・エンジニアリング Sterilization method
JP2006288270A (en) * 2005-04-11 2006-10-26 Tachibana Paper Wear Kk Method for packaging 'ampo' persimmon
CN112969647A (en) * 2018-11-12 2021-06-15 电化株式会社 Packaging bag and packaging box for containing phosphor

Also Published As

Publication number Publication date
JPS6037964A (en) 1985-02-27

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