A composite preservative for fresh-cut fruits and vegetables and its application method

A composite fresh-keeping, fruit and vegetable technology, applied in the direction of fruit and vegetable preservation, protection of fruits/vegetables with a coating protective layer, application, etc., can solve the problems of deterioration, dehydration, oxidation and other problems in the process of fresh-cut fruits and vegetables
CN108514026BActive Publication Date: 2021-05-04QILU UNIV OF TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
QILU UNIV OF TECH
Publication Date
2021-05-04

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Abstract

The invention discloses a composite preservative for fresh-cut fruits and vegetables and an application method thereof, belonging to the technical field of fruit and vegetable processing. In the present invention, the fresh-cut fruits and vegetables are soaked for a short time in a composite soaking liquid composed of ascorbic acid, cinnamon essential oil, β-cyclodextrin and chitosan, and then sprayed with konjac glucomannan and carrageenan composite gel after drying. , the fresh-cut fruits and vegetables are processed through the secondary composite fresh-keeping process, and natural slow-release fungicides, water-retaining agents and double-layer protective films are formed on the surface of fruits and vegetables to effectively protect the surface of fresh-cut fruits and vegetables, and solve the deterioration and dehydration of fresh-cut fruits and vegetables in the fresh-keeping process and oxidation issues.
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Description

technical field

[0001] The invention relates to the technical field of fruit and vegetable processing, in particular to a composite preservative for fresh-cut fruits and vegetables and a method for using the same. Background technique

[0002] Fresh-cut fruits and vegetables, also known as lightly processed fruits and vegetables, cut fruits and vegetables, and conditioned fruits and vegetables, originated in the United States in the 1950s, mainly to meet consumers' ready-to-eat needs. It refers to processed fruits and vegetables that are processed by consumers or the catering industry for immediate consumption after fresh fruits and vegetables are graded, cleaned, peeled, trimmed, cut, packaged, etc. Fresh-cut products first appeared in American retail stores, but their development was limited due to poor product quality and shelf life. However, with the rapid economic development and technological innovation in the United States, the fresh-cut industry began to break throug...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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