CN114133599A - Environment-friendly functional glove and preparation method thereof - Google Patents

Environment-friendly functional glove and preparation method thereof Download PDF

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Publication number
CN114133599A
CN114133599A CN202111503242.9A CN202111503242A CN114133599A CN 114133599 A CN114133599 A CN 114133599A CN 202111503242 A CN202111503242 A CN 202111503242A CN 114133599 A CN114133599 A CN 114133599A
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polylactic acid
graphene
glove
environment
preparing
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沙嫣
沙晓林
马立国
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Nantong Johnson & Johnson New Material Technology Co ltd
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Nantong Johnson & Johnson New Material Technology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/02—Direct processing of dispersions, e.g. latex, to articles
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D19/00—Gloves
    • A41D19/0055—Plastic or rubber gloves
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • C08J2471/02—Polyalkylene oxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/13—Phenols; Phenolates
    • C08K5/132—Phenols containing keto groups, e.g. benzophenones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/15—Heterocyclic compounds having oxygen in the ring
    • C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
    • C08K5/1545—Six-membered rings

Abstract

The invention discloses an environment-friendly functional glove and a preparation method thereof, wherein the method comprises the following steps: step 1, selecting raw materials; step 2, preparing graphene-polylactic acid master batches; step 3, preparing graphene-polylactic acid fibers through melt spinning, coating the obtained graphene-polylactic acid fibers serving as core materials with the same graphene-polylactic acid fibers to prepare coated yarns; step 4, weaving the obtained coated yarns into glove blanks; step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil; and step 6, dipping the glove blank by using the obtained slurry, and finally washing and drying to obtain the environment-friendly functional glove. The invention also provides an environment-friendly functional glove prepared by the method. The glove provided by the invention is simple in preparation method, wide in application field, biodegradable and harmless to the environment.

Description

Environment-friendly functional glove and preparation method thereof
Technical Field
The invention relates to a graphene environment-friendly glove and a preparation method thereof, and particularly relates to an environment-friendly functional glove and a preparation method thereof.
Background
The hand is one of the finest and denser organs of the human body, and people use both hands to complete various tasks. The gloves are hand warming or labor protection articles and also have decoration. It is an essential matter for heat preservation of people in cold or is used as an essential medical antibacterial and industrial protective article. The gloves are divided into sewing, knitting, dipping and the like according to the manufacturing method. With the improvement of various functional requirements of gloves, the related technologies in the directions of glove materials, preparation processes and the like are continuously developed. Especially, the material of the glove determines the protective performance of the glove and is the basis for selecting the glove.
Meanwhile, with the improvement of environmental protection requirements, the existing glove preparation process and materials need to be correspondingly improved.
Disclosure of Invention
The invention aims to provide a graphene environment-friendly glove and a preparation method thereof, which can solve the existing problems, and the glove is simple in preparation method, wide in application field, biodegradable and free of harm to the environment.
In order to achieve the above objects, the present invention provides a method for manufacturing an environmentally friendly functional glove, wherein the method comprises: step 1, selecting raw materials; step 2, preparing graphene-polylactic acid master batches; step 3, preparing graphene-polylactic acid fibers through melt spinning, coating the obtained graphene-polylactic acid fibers serving as core materials with the same graphene-polylactic acid fibers to prepare coated yarns; step 4, weaving the coated yarns obtained in the step 3 into glove blanks; step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil; and 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
In the step 2, the graphene-polylactic acid master batch is obtained by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
The preparation method of the environment-friendly functional glove comprises the following steps of (1) preparing a master batch material from polylactic acid; the polylactic acid is one or more of L-polylactic acid, D-polylactic acid and meso-polylactic acid.
In the preparation method of the environment-friendly functional glove, the graphene material is any one or more of redox graphene, oxidized graphene and modified graphene.
The preparation method of the environment-friendly functional glove comprises the steps of preparing the graphene material, wherein the particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The preparation method of the environment-friendly functional glove comprises the step of adding the graphene material in an amount of 1-5% of the total weight of the graphene-polylactic acid master batch.
In the above method for preparing the environmental-friendly functional glove, in the step 3, the coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
In the step 4, the glove blank is a knitted double-layer liner, and the number of the needles is 13-18 by using a U2 knitting method through a knitting machine.
In the above method for preparing an environmentally friendly functional glove, in the step 5, the slurry contains, by weight percentage, 55-70% of polylactic acid powder, 10-15% of vitamin E, 3-20% of acetylsalicylic acid, 5-14% of citrate, 5-18% of polyethylene glycol, and 4-10% of epoxidized oil.
The invention also provides an environment-friendly functional glove prepared by the method, wherein the glove can be biodegraded.
The environment-friendly functional glove and the preparation method thereof provided by the invention have the following advantages:
the gloves prepared by the invention are biodegradable and environment-friendly. The environment-friendly glove has excellent biodegradation function, excellent moisture absorption and sweat releasing functions, wear resistance, long service life, excellent and stable performance and low cost.
The preparation method provided by the invention is simple and easy to operate, low in cost, more environment-friendly, high in economic benefit and suitable for large-scale industrial production.
Detailed Description
The following further describes embodiments of the present invention.
The invention provides a preparation method of an environment-friendly functional glove, which comprises the following steps: step 1, selecting raw materials; step 2, preparing graphene-polylactic acid master batches; step 3, preparing graphene-polylactic acid fibers through melt spinning, coating the obtained graphene-polylactic acid fibers serving as core materials with the same graphene-polylactic acid fibers to prepare coated yarns; step 4, weaving the coated yarns obtained in the step 3 into glove blanks; step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil; and 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
Preferably, the graphene-polylactic acid master batch in the step 2 is obtained by adding a graphene material into a master batch material for preparing polylactic acid fiber, uniformly mixing, and then performing melt extrusion granulation.
The master batch material contains polylactic acid; the polylactic acid is one or more of L-polylactic acid, D-polylactic acid and meso-polylactic acid.
The graphene material is any one or more of redox graphene, oxidized graphene and modified graphene. For example, the modified graphene may be cation-modified graphene or the like.
The particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The addition amount of the graphene material is 1-5% of the total weight of the graphene-polylactic acid master batch.
The coating coefficient of the coated yarn in the step 3 is 99-99.9, and the twist number is 350-450.
The glove blank in the step 4 is a knitted double-layer inner container, and the number of needles is 13-18 needles by a U2 knitting method through a knitting machine.
The slurry in the step 5 comprises 55-70 wt% of polylactic acid powder, 10-15 wt% of vitamin E, 3-20 wt% of acetylsalicylic acid, 5-14 wt% of citric acid ester, 5-18 wt% of polyethylene glycol and 4-10 wt% of epoxidized oil according to weight percentage.
Epoxidized oils, i.e., epoxidized vegetable oils such as epoxidized soybean oil, are artificial oleochemicals produced by the epoxidation of refined soybean oil and are useful as effective co-stabilizers for use as epoxy-type plasticizers.
The equipment and other process conditions and parameters used in the present invention are known to those skilled in the art.
The invention also provides an environment-friendly functional glove prepared by the method, and the glove can be biodegraded.
The environment-friendly functional glove and the method for manufacturing the same according to the present invention will be further described with reference to the following examples.
Example 1
A method of making an environmentally friendly functional glove comprising:
step 1, selecting raw materials.
And 2, preparing the graphene-polylactic acid master batch.
The graphene-polylactic acid master batch is prepared by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
The master batch material contains polylactic acid; the polylactic acid is L-polylactic acid.
The graphene material is redox graphene.
The particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The addition amount of the graphene material is 1% of the total weight of the graphene-polylactic acid master batch.
And 3, preparing the graphene-polylactic acid fiber through melt spinning, coating the obtained graphene-polylactic acid fiber serving as a core material with the same graphene-polylactic acid fiber, and preparing the coated yarn.
The coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
And 4, weaving the coated yarns obtained in the step 3 into glove blanks.
The glove blank is a knitted double-layer inner container, and adopts a U2 knitting method through a knitting machine, wherein the number of needles is 13-18.
Step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil.
Preferably, the slurry comprises 55 wt% of polylactic acid powder, 15wt wt% of vitamin E, 16 wt% of acetylsalicylic acid, 5 wt% of citrate ester, 5 wt% of polyethylene glycol and 4 wt% of epoxidized oil according to weight percentage.
And 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
This embodiment also provides an environmentally friendly functional glove made by this method, which is biodegradable.
Example 2
A method of making an environmentally friendly functional glove comprising:
step 1, selecting raw materials.
And 2, preparing the graphene-polylactic acid master batch.
The graphene-polylactic acid master batch is prepared by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
The master batch material contains polylactic acid; the polylactic acid is D-polylactic acid.
The graphene material is graphene oxide.
The particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The addition amount of the graphene material is 2% of the total weight of the graphene-polylactic acid master batch.
And 3, preparing the graphene-polylactic acid fiber through melt spinning, coating the obtained graphene-polylactic acid fiber serving as a core material with the same graphene-polylactic acid fiber, and preparing the coated yarn.
The coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
And 4, weaving the coated yarns obtained in the step 3 into glove blanks.
The glove blank is a knitted double-layer inner container, and adopts a U2 knitting method through a knitting machine, wherein the number of needles is 13-18.
Step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil.
Preferably, the slurry comprises 55.2 wt% of polylactic acid powder, 10.2 wt% of vitamin E, 20 wt% of acetylsalicylic acid, 5.2 wt% of citrate, 5.2 wt% of polyethylene glycol and 4.2 wt% of epoxidized oil in percentage by weight.
And 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
This embodiment also provides an environmentally friendly functional glove made by this method, which is biodegradable.
Example 3
A method of making an environmentally friendly functional glove comprising:
step 1, selecting raw materials.
And 2, preparing the graphene-polylactic acid master batch.
The graphene-polylactic acid master batch is prepared by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
The master batch material contains polylactic acid; the polylactic acid adopts meso-polylactic acid.
The graphene material is modified graphene.
The particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The addition amount of the graphene material is 3% of the total weight of the graphene-polylactic acid master batch.
And 3, preparing the graphene-polylactic acid fiber through melt spinning, coating the obtained graphene-polylactic acid fiber serving as a core material with the same graphene-polylactic acid fiber, and preparing the coated yarn.
The coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
And 4, weaving the coated yarns obtained in the step 3 into glove blanks.
The glove blank is a knitted double-layer inner container, and adopts a U2 knitting method through a knitting machine, wherein the number of needles is 13-18.
Step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil.
Preferably, the slurry comprises 56 wt% of polylactic acid powder, 11wt wt% of vitamin E, 3.5 wt% of acetylsalicylic acid, 14 wt% of citrate, 5.5 wt% of polyethylene glycol and 10 wt% of epoxidized oil according to weight percentage.
And 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
This embodiment also provides an environmentally friendly functional glove made by this method, which is biodegradable.
Example 4
A method of making an environmentally friendly functional glove comprising:
step 1, selecting raw materials.
And 2, preparing the graphene-polylactic acid master batch.
The graphene-polylactic acid master batch is prepared by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
The master batch material contains polylactic acid; the polylactic acid is any one of L-polylactic acid, D-polylactic acid and meso-polylactic acid.
The graphene material is any one of redox graphene, oxidized graphene and modified graphene.
The particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The addition amount of the graphene material is 4% of the total weight of the graphene-polylactic acid master batch.
And 3, preparing the graphene-polylactic acid fiber through melt spinning, coating the obtained graphene-polylactic acid fiber serving as a core material with the same graphene-polylactic acid fiber, and preparing the coated yarn.
The coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
And 4, weaving the coated yarns obtained in the step 3 into glove blanks.
The glove blank is a knitted double-layer inner container, and adopts a U2 knitting method through a knitting machine, wherein the number of needles is 13-18.
Step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil.
Preferably, the slurry comprises 55.5 wt% of polylactic acid powder, 12 wt% of vitamin E, 4.5 wt% of acetylsalicylic acid, 5.5 wt% of citrate, 18 wt% of polyethylene glycol and 4.5 wt% of epoxidized oil according to weight percentage.
And 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
This embodiment also provides an environmentally friendly functional glove made by this method, which is biodegradable.
Example 5
A method of making an environmentally friendly functional glove comprising:
step 1, selecting raw materials.
And 2, preparing the graphene-polylactic acid master batch.
The graphene-polylactic acid master batch is prepared by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
The master batch material contains polylactic acid; the polylactic acid is any of L-polylactic acid, D-polylactic acid and meso-polylactic acid.
The graphene material is any of redox graphene, oxidized graphene and modified graphene.
The particle size of the graphene material is 1-5 mu m, and the number of layers of the graphene is 1-3.
The addition amount of the graphene material is 5% of the total weight of the graphene-polylactic acid master batch.
And 3, preparing the graphene-polylactic acid fiber through melt spinning, coating the obtained graphene-polylactic acid fiber serving as a core material with the same graphene-polylactic acid fiber, and preparing the coated yarn.
The coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
And 4, weaving the coated yarns obtained in the step 3 into glove blanks.
The glove blank is a knitted double-layer inner container, and adopts a U2 knitting method through a knitting machine, wherein the number of needles is 13-18.
Step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil.
Preferably, the slurry comprises 70 wt% of polylactic acid powder, 10 wt% of vitamin E10wt, 3 wt% of acetylsalicylic acid, 6 wt% of citrate ester, 6 wt% of polyethylene glycol and 5 wt% of epoxidized oil according to weight percentage.
And 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
This embodiment also provides an environmentally friendly functional glove made by this method, which is biodegradable.
The environmental functional gloves prepared according to the examples of the present invention were tested and the results are shown in table 1 below.
TABLE 1 results of microbial degradation.
Figure BDA0003402454630000081
The fungal growth ratings are described in Table 2 below.
TABLE 2 evaluation criteria for fungal growth behavior.
Growth grade Evaluation of
0 No obvious growth under microscope
1 No growth visible to the naked eye, but clearly visible under a microscope
2 Visible growth was observed visually, covering < 25% of the sample surface
3 Visible growth was observed by eye covering < 50% of the sample surface
4 Mass growth covering > 50% of the surface
5 The growth is luxuriant, and the whole surface of the sample is covered
The environment-friendly functional gloves and the preparation method thereof provided by the invention have the advantages that the preparation process is simple, the obtained gloves are wide in application field, and can be biodegraded without causing harm to the environment. The glove has excellent biodegradation function, excellent moisture absorption and sweat releasing function, long wear resistance, long service life, excellent and stable performance and low cost.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.

Claims (10)

1. A method of making an environmentally friendly functional glove, the method comprising:
step 1, selecting raw materials;
step 2, preparing graphene-polylactic acid master batches;
step 3, preparing graphene-polylactic acid fibers through melt spinning, coating the obtained graphene-polylactic acid fibers serving as core materials with the same graphene-polylactic acid fibers to prepare coated yarns;
step 4, weaving the coated yarns obtained in the step 3 into glove blanks;
step 5, preparing environment-friendly degradable slurry; the slurry comprises polylactic acid powder, vitamin E, acetylsalicylic acid, citric acid ester, polyethylene glycol and epoxidized oil;
and 6, dipping the glove blank obtained in the step 4 by adopting the slurry obtained in the step 5, and finally washing and drying to obtain the environment-friendly functional glove.
2. The method for preparing environment-friendly functional gloves according to claim 1, wherein in the step 2, the graphene-polylactic acid master batch is obtained by adding a graphene material into a master batch material for preparing polylactic acid fibers, uniformly mixing, and then performing melt extrusion granulation.
3. The method for preparing environment-friendly functional gloves according to claim 2, wherein the master batch material contains polylactic acid; the polylactic acid is one or more of L-polylactic acid, D-polylactic acid and meso-polylactic acid.
4. The method for preparing environment-friendly functional gloves according to claim 2, wherein the graphene material is any one or more of redox graphene, graphene oxide and modified graphene.
5. The method of claim 4, wherein the graphene material has a particle size of 1-5 μm and the number of graphene layers is 1-3.
6. The method for preparing environment-friendly functional gloves according to claim 4, wherein the addition amount of the graphene material is 1-5% of the total weight of the graphene-polylactic acid master batch.
7. The method for preparing environment-friendly functional gloves as claimed in claim 1, wherein in step 3, the coating coefficient of the coated yarn is 99-99.9, and the twist number is 350-450.
8. The method for preparing environmentally friendly functional gloves according to claim 1, wherein in the step 4, the glove blank is a knitted double layer inner container, and the number of the needles is 13 to 18 by using a U2 knitting method through a knitting machine.
9. The method for preparing environment-friendly functional gloves according to claim 1, wherein in the step 5, the slurry comprises 55-70 wt% of polylactic acid powder, 10-15 wt% of vitamin E, 3-20 wt% of acetylsalicylic acid, 5-14 wt% of citrate, 5-18 wt% of polyethylene glycol and 4-10 wt% of epoxidized oil.
10. An environmentally friendly functional glove prepared by the method of any one of claims 1 to 9, wherein the glove is biodegradable.
CN202111503242.9A 2021-12-09 2021-12-09 Environment-friendly functional glove and preparation method thereof Pending CN114133599A (en)

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