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Polyethylene film for pleurotus eryngii packaging

A technology for polyethylene film and packaging, which is applied in the field of polyethylene film for Pleurotus eryngii packaging, which can solve the problems of poor anti-fog performance, poor antibacterial performance and limited application of polyethylene film, and achieve excellent anti-oxidation effect , reduce the pass rate, improve the effect of anti-fog performance

Inactive Publication Date: 2018-12-07
WUHU JINCHENG AGRI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Polyethylene film is currently the most widely used and most used plastic packaging film. It has the advantages of high transparency, easy processing, chemical resistance and low manufacturing cost. It has been widely used in vegetable packaging, but ordinary The anti-fog performance of polyethylene film is not very good, the light transmittance is low, and the antibacterial performance is not good, which limits its application in the packaging of Pleurotus eryngii

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] A kind of polyethylene film for packing Pleurotus eryngii that the present invention proposes, its raw material comprises by weight: 95 parts of polyethylene, 20 parts of polylactic acid, 0.8 part of antibacterial agent, 1 part of polyglycerol fatty acid ester, 1 part of sorbitol, 0.5 parts of corn oil, 1.8 parts of stearic acid, 0.9 parts of cerium complex, 7 parts of graphene microflakes, 3 parts of montmorillonite, 9 parts of medical stone, 0.05 parts of antioxidant;

[0018] Wherein, the antibacterial agent is a mixture of antibacterial peptides, cinnamon essential oil, lemongrass essential oil, forsythia extract, scutellaria baicalensis extract, and Houttuynia cordata extract in a weight ratio of 1:9:2:7:1:11.

Embodiment 2

[0020] A kind of polyethylene film for packing Pleurotus eryngii that the present invention proposes, its raw material comprises by weight: polyethylene 70 parts, polylactic acid 35 parts, antibacterial agent 0.3 part, polyglycerol fatty acid ester 2 parts, sorbitol 0.2 part, 3 parts of corn oil, 0.3 parts of stearic acid, 2 parts of cerium complex, 2 parts of graphene microflakes, 8 parts of montmorillonite, 2 parts of medical stone, 0.1 part of antioxidant;

[0021] Wherein, the antibacterial agent is a mixture of antibacterial peptides, cinnamon essential oil, lemongrass essential oil, forsythia extract, scutellaria baicalensis extract, and Houttuynia cordata extract in a weight ratio of 5:3:11:2:5:3.

Embodiment 3

[0023] A kind of polyethylene film for packing Pleurotus eryngii that the present invention proposes, its raw material comprises by weight: 92 parts of polyethylene, 27 parts of polylactic acid, 0.7 part of antibacterial agent, 1.3 parts of polyglycerol fatty acid ester, 0.9 part of sorbitol, 1 part of corn oil, 1.6 parts of stearic acid, 1.2 parts of cerium complex, 6 parts of graphene microflakes, 4 parts of montmorillonite, 8 parts of medical stone, 0.06 parts of antioxidant;

[0024] Wherein, the antibacterial agent is a mixture of antibacterial peptides, cinnamon essential oil, lemongrass essential oil, forsythia extract, scutellaria baicalensis extract, and Houttuynia cordata extract in a weight ratio of 2:8:3:6.3:2.6:10;

[0025] Described polyethylene is low-density polyethylene;

[0026] The cerium complex is prepared according to the following process: adding cerium ammonium nitrate into water, stirring evenly, adding chitosan and tea polyphenols, uniformly dispersin...

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Abstract

The invention discloses a polyethylene film for pleurotus eryngii packaging. The polyethylene film comprises the following raw materials by weight: 70-95 parts of polyethylene, 20-35 parts of polylactic acid, 0.3-0.8 part of an antibacterial agent, 1-2 parts of polyglyceryl fatty ester, 0.2-1 part of sorbitol, 0.5-3 parts of corn oil, 0.3-1.8 parts of stearic acid, 0.9-2 parts of a cerium complex,2-7 parts of graphene microsheet, 3-8 parts of montmorillonite, 2-9 parts of medical stone, and 0.05-0.1 part of an antioxidant. The antibacterial agent is a mixture of antibacterial peptide, cinnamon essential oil, cymbopogon citratus essential oil, a forsythia extract, a scutellaria baicalensis extract and a houttuynia extract in a weight ratio of 1-5:3-9:2-11:2-7:1-5:3-11. The polyethylene film for pleurotus eryngii packaging provided by the invention has the characteristics of excellent antibacterial performance, good fog resistance and high light transmittance, can inhibit the growth andreproduction of microorganisms when used for pleurotus eryngii packaging, ensures the quality of pleurotus eryngii and prolongs the shelf life.

Description

technical field [0001] The invention relates to the technical field of fruit and vegetable packaging, in particular to a polyethylene film for packaging pleurotus eryngii. Background technique [0002] Pleurotus eryngii will rot and deteriorate after being placed for a period of time, or the water will evaporate and wilt, which will greatly affect its quality and cause economic losses. Therefore, wrapping on the surface of Pleurotus eryngii is mainly used to isolate the entry of decomposing microbial bacteria and foreign pollutants, and the food packaging film to prevent food deterioration is very important for Pleurotus eryngii. [0003] Polyethylene film is currently the most widely used and most used plastic packaging film. It has the advantages of high transparency, easy processing, chemical resistance and low manufacturing cost. It has been widely used in vegetable packaging, but ordinary The anti-fog performance of polyethylene film is not very good, the light transmi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/06C08L67/04C08L71/08C08L89/00C08L5/08C08L91/00C08K13/02C08K3/04C08K3/34C08K5/053C08J5/18
CPCC08J5/18C08J2323/06C08J2405/08C08J2467/04C08J2471/08C08J2489/00C08J2491/00C08K3/042C08K3/346C08K5/053C08K13/02
Inventor 晋传生
Owner WUHU JINCHENG AGRI TECH CO LTD
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