CN109021304A - A kind of degradable food grade wheat plastic film - Google Patents
A kind of degradable food grade wheat plastic film Download PDFInfo
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- CN109021304A CN109021304A CN201810950260.3A CN201810950260A CN109021304A CN 109021304 A CN109021304 A CN 109021304A CN 201810950260 A CN201810950260 A CN 201810950260A CN 109021304 A CN109021304 A CN 109021304A
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- 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
- C08J5/18—Manufacture of films or sheets
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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
- C08J2303/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
- C08J2303/04—Starch derivatives
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- 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
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/08—Cellulose derivatives
- C08J2401/26—Cellulose ethers
- C08J2401/28—Alkyl ethers
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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
- C08J2403/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
- C08J2403/02—Starch; Degradation products thereof, e.g. dextrin
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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
- C08J2405/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
- C08J2405/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
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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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
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- 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
- C08J2497/00—Characterised by the use of lignin-containing materials
- C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
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- 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
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0058—Biocides
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- 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
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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Abstract
The invention discloses degradable food grade wheat plastic films, it is made of raw material from the following weight: 40-49 parts of modified wheat flour, 10-15 parts of cornstarch, 3-8 parts of silicone oil, 3-6 parts of powdered whiting, 3-7 parts of glycerol, 2-5 parts of hydroxypropyl methyl cellulose, 1-3 parts of graphene, 2-4 parts of glycol, 4-6 parts of xanthan gum, 13-13 parts of porous filler, 2-3 parts of plant fiber, 2-5 parts of plasticizer, 2-3 parts of toughener, 1-3 parts of food preservative, 1-4 parts of natural antibacterial agent, 1-3 parts of degradation of promoter, 3-6 parts of vegetable oil, plastic film of the present invention is with modified wheat flour, cornstarch is primary raw material, cooperate silicone oil, glycerol, porous filler and other additives, it is a kind of environment-friendly type plastic of Wholly-degradable Packing film, plastic film obtained have the effect of degradation, largely reduce the pollution to environment.
Description
Technical field
The present invention relates to plastics package field, specifically a kind of degradable food grade wheat plastic film.
Background technique
Plastics are a kind of cheap and good-quality materials, however as being widely used for polybag and plastics thin article, Ren Menfa
The inherent service life of existing plastics thin article is considerably longer than its service life.In plastics durability, make it in urban solid garbage
Ratio increase, the plastics thin article (such as polybag, plastics package, disposable plastic articles, mulch) arbitrarily abandoned be even more
Environment is polluted for a long time, is increasingly becoming white pollution, becomes the great difficulty of 21st century puzzlement human survival and development
One of topic.
In order to reduce white pollution, preserve the ecological environment, the research of biodegradable plastics, exploitation and more next using seeming
It is more important and urgent.But biodegradable plastics tool still remains following disadvantage: (1) most of is polylactic acid substrate, can biology
The high expensive of degradative plastics;(2) physical and mechanical property of biodegradable plastics is poor, tensile strength, elongation at break, top
The requirement of application is all not achieved in broken and tearing strength etc., influences its application range.
The mechanical performance of degradation material how is improved, while being reduced with the production cost of degradation material, is degradable
Material is promoted, and the cheap, plastic products of lightweight, high specific strength, health and white can be continued to use by making us class
The key of pollution.
Summary of the invention
The purpose of the present invention is to provide a kind of degradable food grade wheat plastic films, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
40-49 parts of modified wheat flour, 10-15 parts of cornstarch, 3-8 parts of silicone oil, 3-6 parts of powdered whiting, glycerol
3-7 parts, 2-5 parts of hydroxypropyl methyl cellulose, 1-3 parts of graphene, 2-4 parts of glycol, 4-6 parts of xanthan gum, porous filler 13-13
Part, 2-3 parts of plant fiber, 2-5 parts of plasticizer, 2-3 parts of toughener, 1-3 parts of food preservative, 1-4 parts of natural antibacterial agent, degradation
1-3 parts of promotor, 3-6 parts of vegetable oil.
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
40 parts of modified wheat flour, 10 parts of cornstarch, 3 parts of silicone oil, 3 parts of powdered whiting, 3 parts of glycerol, hydroxypropyl
2 parts of methylcellulose, 1 part of graphene, 2 parts of glycol, 4 parts of xanthan gum, 13 parts of porous filler, 2 parts of plant fiber, plasticizer 2
Part, 2 parts of toughener, 1 part of food preservative, 1 part of natural antibacterial agent, 1 part of degradation of promoter, 3 parts of vegetable oil.
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
49 parts of modified wheat flour, 15 parts of cornstarch, 8 parts of silicone oil, 6 parts of powdered whiting, 7 parts of glycerol, hydroxypropyl
5 parts of methylcellulose, 3 parts of graphene, 4 parts of glycol, 6 parts of xanthan gum, 13 parts of porous filler, 3 parts of plant fiber, plasticizer 5
Part, 3 parts of toughener, 3 parts of food preservative, 4 parts of natural antibacterial agent, 3 parts of degradation of promoter, 6 parts of vegetable oil.
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
46 parts of modified wheat flour, 13 parts of cornstarch, 6 parts of silicone oil, 5 parts of powdered whiting, 5 parts of glycerol, hydroxypropyl
3 parts of methylcellulose, 2 parts of graphene, 3 parts of glycol, 5 parts of xanthan gum, 10 parts of porous filler, 2.5 parts of plant fiber, plasticizer
3.5 parts, 2.5 parts of toughener, 2 parts of food preservative, 3 parts of natural antibacterial agent, 2 parts of degradation of promoter, 5 parts of vegetable oil.
The modified wheat flour is L-cysteine modified wheat flour.L-cysteine additive amount is wheat flour silty
The 6% of amount, 45 DEG C of modification temperature, modification time 40mi n.
Preferably, the diameter of the plant fiber is 100nm-200nm.
The natural antibacterial agent is that chitin, allicin and pepper extract are mixed according to 2:2:1.
The plasticizer is amyl-based polyol polyester or amyl-based polyol mixed acid ester.
The plant fiber is bamboo and woods fiber, mulberry fibre, stalk fibre, SeaCell fiber are mixed according to 1:2:2:1.
Compared with prior art, the beneficial effects of the present invention are:
Degradable food grade wheat plastic film of the present invention using modified wheat flour, cornstarch as primary raw material,
Cooperate silicone oil, glycerol, porous filler and other additives, is that a kind of environment-friendly type plastic packaging of Wholly-degradable is thin
Film, plastic film obtained have the effect of degradation, largely reduce the pollution to environment;The present invention is in raw material
In also added natural antibacterial agent, food preservative, have good antibacterial property energy and antiseptic property, can effectively inhibit to pack
The growth and anti-corrosion of bacterium in food, are effectively ensured the freshness and edible safety of packaged food.The raw materials used in the present invention is all
It is the natural organic matter of degradable no pollution to the environment, and production cost is low, existing plastic material, market prospects can be replaced
It is wide, it is suitble to large-scale production.
Specific embodiment
Embodiment 1
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
40 parts of modified wheat flour, 10 parts of cornstarch, 3 parts of silicone oil, 3 parts of powdered whiting, 3 parts of glycerol, hydroxypropyl
2 parts of methylcellulose, 1 part of graphene, 2 parts of glycol, 4 parts of xanthan gum, 13 parts of porous filler, 2 parts of plant fiber, plasticizer 2
Part, 2 parts of toughener, 1 part of food preservative, 1 part of natural antibacterial agent, 1 part of degradation of promoter, 3 parts of vegetable oil.
The modified wheat flour is L-cysteine modified wheat flour.L-cysteine additive amount is wheat flour silty
The 6% of amount, 45 DEG C of modification temperature, modification time 40mi n.
Preferably, the diameter of the plant fiber is 100nm-200nm.
The natural antibacterial agent is that chitin, allicin and pepper extract are mixed according to 2:2:1.
The plasticizer is amyl-based polyol polyester or amyl-based polyol mixed acid ester.
The plant fiber is bamboo and woods fiber, mulberry fibre, stalk fibre, SeaCell fiber are mixed according to 1:2:2:1.
Embodiment 2
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
49 parts of modified wheat flour, 15 parts of cornstarch, 8 parts of silicone oil, 6 parts of powdered whiting, 7 parts of glycerol, hydroxypropyl
5 parts of methylcellulose, 3 parts of graphene, 4 parts of glycol, 6 parts of xanthan gum, 13 parts of porous filler, 3 parts of plant fiber, plasticizer 5
Part, 3 parts of toughener, 3 parts of food preservative, 4 parts of natural antibacterial agent, 3 parts of degradation of promoter, 6 parts of vegetable oil.
The modified wheat flour is L-cysteine modified wheat flour.L-cysteine additive amount is wheat flour silty
The 6% of amount, 45 DEG C of modification temperature, modification time 40mi n.
Preferably, the diameter of the plant fiber is 100nm-200nm.
The natural antibacterial agent is that chitin, allicin and pepper extract are mixed according to 2:2:1.
The plasticizer is amyl-based polyol polyester or amyl-based polyol mixed acid ester.
The plant fiber is bamboo and woods fiber, mulberry fibre, stalk fibre, SeaCell fiber are mixed according to 1:2:2:1.
Embodiment 3
A kind of degradable food grade wheat plastic film, is made of raw material from the following weight:
46 parts of modified wheat flour, 13 parts of cornstarch, 6 parts of silicone oil, 5 parts of powdered whiting, 5 parts of glycerol, hydroxypropyl
3 parts of methylcellulose, 2 parts of graphene, 3 parts of glycol, 5 parts of xanthan gum, 10 parts of porous filler, 2.5 parts of plant fiber, plasticizer
3.5 parts, 2.5 parts of toughener, 2 parts of food preservative, 3 parts of natural antibacterial agent, 2 parts of degradation of promoter, 5 parts of vegetable oil.
The modified wheat flour is L-cysteine modified wheat flour.L-cysteine additive amount is wheat flour silty
The 6% of amount, 45 DEG C of modification temperature, modification time 40mi n.
Preferably, the diameter of the plant fiber is 100nm-200nm.
The natural antibacterial agent is that chitin, allicin and pepper extract are mixed according to 2:2:1.
The plasticizer is amyl-based polyol polyester or amyl-based polyol mixed acid ester.
The plant fiber is bamboo and woods fiber, mulberry fibre, stalk fibre, SeaCell fiber are mixed according to 1:2:2:1.
Claims (9)
1. a kind of degradable food grade wheat plastic film, which is characterized in that be made of raw material from the following weight:
40-49 parts of modified wheat flour, 10-15 parts of cornstarch, 3-8 parts of silicone oil, 3-6 parts of powdered whiting, glycerol 3-7
Part, 2-5 parts of hydroxypropyl methyl cellulose, 1-3 parts of graphene, 2-4 parts of glycol, 4-6 parts of xanthan gum, 13-13 parts of porous filler,
2-3 parts of plant fiber, 2-5 parts of plasticizer, 2-3 parts of toughener, 1-3 parts of food preservative, 1-4 parts of natural antibacterial agent, degradation promote
Into 1-3 parts of agent, 3-6 parts of vegetable oil.
2. degradable food grade wheat plastic film according to claim 1, which is characterized in that by following parts by weight
Raw material be made:
40 parts of modified wheat flour, 10 parts of cornstarch, 3 parts of silicone oil, 3 parts of powdered whiting, 3 parts of glycerol, hydroxypropyl methyl
2 parts of cellulose, 2 parts of glycol, 4 parts of xanthan gum, 13 parts of porous filler, 2 parts of plant fiber, 2 parts of plasticizer, increases 1 part of graphene
Tough dose 2 parts, 1 part of food preservative, 1 part of natural antibacterial agent, 1 part of degradation of promoter, 3 parts of vegetable oil.
3. degradable food grade wheat plastic film according to claim 1, which is characterized in that by following parts by weight
Raw material be made:
49 parts of modified wheat flour, 15 parts of cornstarch, 8 parts of silicone oil, 6 parts of powdered whiting, 7 parts of glycerol, hydroxypropyl methyl
5 parts of cellulose, 4 parts of glycol, 6 parts of xanthan gum, 13 parts of porous filler, 3 parts of plant fiber, 5 parts of plasticizer, increases 3 parts of graphene
Tough dose 3 parts, 3 parts of food preservative, 4 parts of natural antibacterial agent, 3 parts of degradation of promoter, 6 parts of vegetable oil.
4. degradable food grade wheat plastic film according to claim 1, which is characterized in that by following parts by weight
Raw material be made:
46 parts of modified wheat flour, 13 parts of cornstarch, 6 parts of silicone oil, 5 parts of powdered whiting, 5 parts of glycerol, hydroxypropyl methyl
3 parts of cellulose, 2 parts of graphene, 3 parts of glycol, 5 parts of xanthan gum, 10 parts of porous filler, 2.5 parts of plant fiber, plasticizer 3.5
Part, 2.5 parts of toughener, 2 parts of food preservative, 3 parts of natural antibacterial agent, 2 parts of degradation of promoter, 5 parts of vegetable oil.
5. degradable food grade wheat plastic film according to claim 1, which is characterized in that the modified wheat
Flour is L-cysteine modified wheat flour, wherein L-cysteine additive amount is the 6% of wheat flour quality, modified temperature
45 DEG C of degree, modification time 40min.
6. degradable food grade wheat plastic film according to claim 1, which is characterized in that the plant fiber
Diameter be 100nm-200nm.
7. degradable food grade wheat plastic film according to claim 1, which is characterized in that the natural antibacterial
Agent is that chitin, allicin and pepper extract are mixed according to 2:2:1.
8. degradable food grade wheat plastic film according to claim 1, which is characterized in that the plasticizer is
Amyl-based polyol polyester or amyl-based polyol mixed acid ester.
9. degradable food grade wheat plastic film according to claim 1, which is characterized in that the plant fiber
It is mixed for bamboo and woods fiber, mulberry fibre, stalk fibre, SeaCell fiber according to 1:2:2:1.
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CN201810950260.3A CN109021304A (en) | 2018-08-20 | 2018-08-20 | A kind of degradable food grade wheat plastic film |
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CN201810950260.3A CN109021304A (en) | 2018-08-20 | 2018-08-20 | A kind of degradable food grade wheat plastic film |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113136071A (en) * | 2020-12-28 | 2021-07-20 | 扬州市华裕包装有限公司 | Environment-friendly degradable food-grade antibacterial plastic packaging film and preparation process thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105602012A (en) * | 2016-01-30 | 2016-05-25 | 黑龙江八一农垦大学 | Degradable packaging film as well as preparation method and application |
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2018
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Publication number | Priority date | Publication date | Assignee | Title |
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CN105602012A (en) * | 2016-01-30 | 2016-05-25 | 黑龙江八一农垦大学 | Degradable packaging film as well as preparation method and application |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113136071A (en) * | 2020-12-28 | 2021-07-20 | 扬州市华裕包装有限公司 | Environment-friendly degradable food-grade antibacterial plastic packaging film and preparation process thereof |
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Application publication date: 20181218 |