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Raspberry fresh-keeping liquid

A fresh-keeping liquid and raspberry technology, which is applied in the fields of fruit and vegetable preservation, food preservation, food science, etc., can solve the problems of difficult operation, complicated equipment, high cost, etc., and achieve the effect of low cost, good elasticity, and soft taste

Inactive Publication Date: 2015-12-09
DALIAN NATIONALITIES UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the prior art, the method of physical preservation is mostly adopted for the preservation of raspberries, but the physical preservation method has the disadvantages of high cost, complicated equipment and difficult operation

Method used

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  • Raspberry fresh-keeping liquid

Examples

Experimental program
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Effect test

preparation example Construction

[0031] The preparation method of aloe extract is as follows:

[0032] (1) 30 parts of fresh aloe were peeled and the aloe meat was left, and the aloe meat was processed for 3 minutes at intervals of 5 minutes using a tissue homogenizer for a total of 30 minutes to obtain aloe pulp;

[0033] (2) Add 60 parts of water to the aloe pulp obtained in step (1), centrifuge after stirring evenly, and pour out the supernatant to obtain 70 parts of aloe extract.

Embodiment 1

[0035] (1) Slowly add 10 parts of gelatin to 20 parts of water while stirring, and place in a water bath at 45°C to fully dissolve the gelatin to obtain a gelatin solution;

[0036] (2) Get 40 parts of aloe extract, mix evenly with 8 parts of vitamin E, then add 5 parts of chitosan to it, fully stir and dissolve to obtain a mixed solution;

[0037] (3) Add the gelatin solution obtained in step (1) into the mixed solution obtained in step (2), and stir evenly to obtain the raspberry preservation solution.

Embodiment 2

[0039] (1) Slowly add 4 parts of gelatin to 8 parts of water while stirring, and place in a water bath at 45°C to fully dissolve the gelatin to obtain a gelatin solution;

[0040] (2) Get 60 parts of aloe extract, mix evenly with 5 parts of vitamin E, then add 10 parts of chitosan to it, fully stir and dissolve to obtain a mixed solution;

[0041] (3) Add the gelatin solution obtained in step (1) into the mixed solution obtained in step (2), and stir evenly to obtain the raspberry preservation solution.

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Abstract

The invention relates to raspberry fresh-keeping liquid and belongs to the field of fruit and vegetable fresh-keeping. The raspberry fresh-keeping liquid is prepared from 40-60 parts of aloe extracts, 5-8 parts of vitamin E, 5-10 parts of chitosan, 4-10 parts of gelatin and 8-20 parts of water. According to the raspberry fresh-keeping liquid, protective films can be formed on the outer surfaces of raspberries, the raspberries treated with the raspberry fresh-keeping liquid have no bad smell and can be eaten directly, cleaning is not required, the raspberries are plump and glossy, and the elasticity is good; the raspberries taste soft and are much in juice and tasty in smell; meanwhile, the raspberry fresh-keeping liquid is simple in technical scheme, low in cost, easy to produce and convenient to popularize.

Description

technical field [0001] The invention relates to the field of fresh-keeping of fruits and vegetables, in particular to a raspberry fresh-keeping liquid. Background technique [0002] Raspberry is a perennial deciduous shrub-type fruit tree of the Rosaceae Rubus genus, also known as tray, Rubus, etc., and Chinese herbal medicine calls it raspberry. Raspberry has the advantages of good ecological benefits, strong resistance to diseases and insect pests, high investment returns, simple management techniques, and long industrial extension chains. At the same time, because of its special nutritional and health functions, it is widely recognized by consumers from all over the world, and is known as "golden fruit" in the international market. [0003] Raspberries are rich in 21 kinds of amino acids and multivitamins necessary for the human body, among which eight kinds of amino acids cannot be synthesized by the human body but play an important role in human metabolism. Raspberry ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23B7/154A23B7/153
Inventor 郭鹏
Owner DALIAN NATIONALITIES UNIVERSITY
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