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Preparing method of environment-friendly durable food wrappers

A kind of food wrapping paper, durable technology, applied in the field of food wrapping paper, can solve the problems of low bonding degree of mixed filler and plant fiber, insufficient strength of wrapping paper, etc., and achieve excellent comprehensive performance, save wood resources, scientific and reasonable technology Effect

Inactive Publication Date: 2019-05-31
葛成钢
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the present invention, the combination degree of the mixed filler and the plant fiber is low, and in practical application, the strength of the wrapping paper is not significant enough

Method used

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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  • Preparing method of environment-friendly durable food wrappers

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0035] A preparation method of environment-friendly and durable food packaging paper, comprising the steps of:

[0036] (1) Raw material pretreatment:

[0037] a. Weigh 20 parts of reeds, 13 parts of cotton stalks, 7 parts of amaranth stalks, and 6 parts of kudzu vines in corresponding parts by weight;

[0038] b. First cut the raw materials weighed in operation b into small pieces of 4mm, and then put them into the high-pressure tank, raise the temperature in the high-pressure tank to 100°C, and the pressure in the high-pressure tank to 0.5MPa, and maintain the pressure for 2 minutes , quickly release the pressure to normal pressure, take out a small piece of raw material, put it in an oven for drying, and dry until the moisture content is 8%;

[0039] c. First cut the raw materials treated in operation b into 0.3mm long particles, and then fumigate with vegetable essential oil at 89°C for 30 minutes;

[0040] (2) Pulping:

[0041] Put the raw material particles pretreated...

Embodiment 2

[0061] A preparation method of environment-friendly and durable food packaging paper, comprising the steps of:

[0062] (1) Raw material pretreatment:

[0063] a. Weigh 25 parts of reeds, 14 parts of cotton stalks, 9 parts of amaranth stalks, and 8 parts of kudzu vines in corresponding parts by weight;

[0064] b. First cut the raw materials weighed in operation b into 6mm pieces, then put them into the high-pressure tank, raise the temperature in the high-pressure tank to 110°C, raise the pressure in the high-pressure tank to 0.55MPa, and maintain the pressure for 2.5 minutes Finally, quickly release the pressure to normal pressure, take out the small section of raw material, put it into an oven for drying, and dry until the moisture content is 10%;

[0065] c. First cut the raw materials treated in operation b into 0.45mm long particles, and then fumigate with plant essential oil at 93°C for 45 minutes;

[0066] (2) Pulping:

[0067] Put the raw material particles pretrea...

Embodiment 3

[0087] A preparation method of environment-friendly and durable food packaging paper, comprising the steps of:

[0088] (1) Raw material pretreatment:

[0089] a. Weigh 30 parts of reeds, 15 parts of cotton stalks, 11 parts of amaranth stalks, and 10 parts of kudzu vines in corresponding weight parts for later use;

[0090] b. First cut the raw materials weighed in operation b into small pieces of 8 mm, and then put them into the high-pressure tank, raise the temperature in the high-pressure tank to 120°C, and the pressure in the high-pressure tank to 0.6 MPa, and maintain the pressure for 3 minutes , quickly release the pressure to normal pressure, take out a small piece of raw material, put it in an oven for drying, and dry until the moisture content is 12%;

[0091] c. First cut the raw materials treated in operation b into 0.6mm long particles, and then fumigate with vegetable essential oil at 97°C for 60 minutes;

[0092] (2) Pulping:

[0093] Put the raw material part...

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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Abstract

The invention discloses a preparing method of environment-friendly durable food wrappers. The preparing method comprises the following steps of 1, raw material preprocessing, 2, pulp preparing, 3, auxiliary material preparing, 4, mixed material preparing, and 5, finished product preparing. According to the preparing method, the raw materials are safe, environmentally friendly and non-toxic, non-wood plant stems serve as the raw materials to prepare the pulp, and thus wood resources are saved; the raw materials and the auxiliary materials are reasonably processed and matched for use, adopted technologies are scientific and reasonable, and the finally prepared food wrappers are safe, environmentally friendly and excellent in comprehensive performance, can be directly used for packaging food,and has great market promotion and application value.

Description

technical field [0001] The invention belongs to the technical field of food wrapping paper, and in particular relates to a preparation method of an environment-friendly and durable food wrapping paper. Background technique [0002] In the development of the national economy, the pulp and paper industry is one of the most important signs, and the consumption of paper and cardboard can reflect the degree of modernization of a country. The pulp and paper industry is a capital-intensive and technology-intensive industry with significant benefits and a large market and good development potential; the pulp and paper industry has a significant role in stimulating its related industries and promoting its development . Forestry, chemical industry, packaging industry, chemical industry, printing industry, machinery manufacturing and other upstream and downstream industries have a high degree of correlation with the paper industry. In terms of energy consumption and water consumption...

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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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D21B1/34D21B1/36D21H17/67
Inventor 葛成钢
Owner 葛成钢