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Freshness protection bag special for fruit refrigeration

A fresh-keeping bag and fruit technology, which is applied in the field of packaging bags, can solve the problems of easy breeding of bacteria, shorten the fresh-keeping period of fruits, and adhere to the inner wall of the fresh-keeping bag, and achieve the effects of preventing the refrigerator temperature from being too low, inhibiting the growth of bacteria, and excellent moisture absorption

Inactive Publication Date: 2019-01-25
安徽同利塑胶彩印有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Generally, people are used to putting the fruit in the fresh-keeping bag and then putting it in the refrigerator, but after the current fresh-keeping bag is left for a long time, the moisture in the fruit will be released, and the water will become water droplets attached to the inner wall of the fresh-keeping bag when it is cold , easy to breed bacteria and reduce the shelf life of fruits

Method used

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  • Freshness protection bag special for fruit refrigeration

Examples

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Effect test

Embodiment 1

[0023] The fresh-keeping bag specially used for fruit cold storage described in this embodiment includes the following combinations by weight: 35 parts of polyethylene, 5 parts of light calcium carbonate, 3 parts of epoxy soybean oil, 2 parts of gum arabic, and 21 parts of polypropylene , 15 parts of bamboo charcoal fiber, 19 parts of chitosan, 10 parts of sodium polyacrylate, 5 parts of zeolite powder, 2 parts of chloromethoxy fatty acid methyl ester.

[0024] The preparation method of the fresh-keeping bag specially used for fruit refrigeration comprises the following steps:

[0025] (1) After stirring and mixing polyethylene, light calcium carbonate, and epoxy soybean oil for 30 minutes, add gum arabic and stir and mix for 20 minutes, and then directly blow the film into shape, and the temperature of the blown film is controlled at 190°C to obtain an insulating layer;

[0026] (2) the bamboo charcoal fiber is pulverized for subsequent use;

[0027] (3) After polypropylene,...

Embodiment 2

[0031] The fresh-keeping bag specially used for fruit refrigeration described in this embodiment includes the following combinations by weight: 38 parts of polyethylene, 6 parts of light calcium carbonate, 4 parts of epoxy soybean oil, 3 parts of gum arabic, and 23 parts of polypropylene , 16 parts of bamboo charcoal fiber, 21 parts of chitosan, 11 parts of sodium polyacrylate, 7 parts of zeolite powder, 3 parts of chloromethoxy fatty acid methyl ester.

[0032] The preparation method of the fresh-keeping bag specially used for fruit refrigeration comprises the following steps:

[0033] (1) Stir and mix polyethylene, light calcium carbonate, and epoxy soybean oil for 45 minutes, add gum arabic, stir and mix for 25 minutes, and then directly blow the film into shape. The temperature of the blown film is controlled at 200 ° C to obtain an insulating layer;

[0034] (2) the bamboo charcoal fiber is pulverized for subsequent use;

[0035] (3) After polypropylene, zeolite powder, ...

Embodiment 3

[0039] The fresh-keeping bag specially used for fruit cold storage described in this embodiment includes the following combinations by weight: 41 parts of polyethylene, 7 parts of light calcium carbonate, 5 parts of epoxy soybean oil, 4 parts of gum arabic, and 25 parts of polypropylene , 17 parts of bamboo charcoal fiber, 23 parts of chitosan, 12 parts of sodium polyacrylate, 9 parts of zeolite powder, 4 parts of chloromethoxy fatty acid methyl ester.

[0040] The preparation method of the fresh-keeping bag specially used for fruit refrigeration comprises the following steps:

[0041] (1) After stirring and mixing polyethylene, light calcium carbonate, and epoxy soybean oil for 60 minutes, add gum arabic and stir and mix for 30 minutes, and then directly blow the film into shape, and the temperature of the blown film is controlled at 210 ° C to obtain an insulating layer;

[0042] (2) the bamboo charcoal fiber is pulverized for subsequent use;

[0043] (3) After polypropylen...

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Abstract

The invention discloses a freshness protection bag special for fruit refrigeration, and belongs to the field of packaging bags. The bag is prepared from, by weight, 35-41 parts of polyethylene, 5-7 parts of light calcium carbonate, 3-5 parts of epoxidized soybean oil, 2-4 parts of Arabic gum, 21-25 parts of polypropylene, 15-17 parts of bamboo charcoal fiber, 19-23 parts of chitosan, 10-12 parts of sodium polyacrylate, 5-9 parts of zeolite powder and 2-4 parts of chloro-methoxy fat diethylene glycol dinitrate. The freshness protection bag special for fruit refrigeration can restrain bacteriumbreeding and prolong fruit refreshing time.

Description

technical field [0001] The invention relates to the field of packaging bags, in particular to a fresh-keeping bag specially used for fruit refrigeration. Background technique [0002] Fresh-keeping bags mainly refer to bags made of food plastic wrap, which are mainly used to preserve vegetables, fruits, grains, cooked food and other foods, and are widely used in daily life. Fresh-keeping bags are divided into polyethylene (PE), polyvinyl chloride (PVC), polyvinylidene chloride (PVDC) and other types according to the production material. Fresh-keeping bags are mostly used to package food, such as fruits and vegetables. Generally, people are used to putting the fruit in the fresh-keeping bag and then putting it in the refrigerator, but after the current fresh-keeping bag is left for a long time, the moisture in the fruit will be released, and the water will become water droplets attached to the inner wall of the fresh-keeping bag when it is cold , It is easy to breed bacteri...

Claims

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Application Information

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IPC IPC(8): B65D30/08B65D85/34C08L23/06C08L23/12C08L5/08C08L33/02C08K3/26C08K7/06C08L91/00C08K3/34
CPCB65D31/04B65D85/34C08K2003/265C08L23/06C08L23/12C08L91/00C08K3/26C08L33/02C08L5/08C08K7/06C08K3/34Y02W90/10Y02A40/90
Inventor 李琳朱宏文
Owner 安徽同利塑胶彩印有限公司
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