CN105566761A - Environment-friendly macromolecular plastic film and preparation method thereof - Google Patents
Environment-friendly macromolecular plastic film and preparation method thereof Download PDFInfo
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- CN105566761A CN105566761A CN201610085473.5A CN201610085473A CN105566761A CN 105566761 A CN105566761 A CN 105566761A CN 201610085473 A CN201610085473 A CN 201610085473A CN 105566761 A CN105566761 A CN 105566761A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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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
- C08J5/18—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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
Abstract
The invention discloses environment-friendly macromolecular plastic film. The environment-friendly high-molecular plastic film is prepared from, by weight, 3-4 parts of fatty alcohol-polyoxyethylene ether, 210-300 parts of polypropylene, 7-9 parts of montmorillonite powder, 1-2 parts of lanthanum chloride, 0.7-1 part of casein, 2-3 parts of sodium carbonate, 4-6 parts of acetyl tributyl citrate, 0.4-1 part of sodium carboxymethyl cellulose, 3-5 parts of polyacrylamide, 2-4 parts of oxidized polyethlene wax, 0.5-1 part of lauryl dimethyl amine oxide, 4-5 parts of polyvinylpyrrolidone, 0.8-1 part of ricinoleic acid and 0.01-0.02 part of dodecyl glycoside. According to the plastic film, acetyl tributyl citrate is adopted as a plasticizer which is safe and free of toxin, and polyacrylamide is adopted to pretreat sodium salt so that sodium ions can be better combined with the montmorillonite powder; the macromolecular material polyvinylpyrrolidone is further added, the viscosity of modified polypropylene emulsion can be effectively adjusted, and the stability of the finished film is improved.
Description
Technical field
The present invention relates to plastics film technical field, particularly relate to a kind of environmental protection macromolecule plastics film and preparation method thereof.
Background technology
At present, plastic packaging bag is owing to having good storage characteristics and portability, rapidly and efficiently product can be carried out storage carrying, that applies in our daily productive life is more and more extensive, plastics film is the common daily necessitiess of present people, it is good that plastics film has the transparency, it is moist good to hinder, excellent heat resistance, easy to use, the advantages such as low price are widely used in all trades and professions, plastics film is in the market mainly based on sealed polyethylene plastic, but some products there will be fold, poor transparency, in uneven thickness, the problems such as film bubble flake is many.Some plastics films are for food product pack, but poisonous softening agent is contained in the inside, have impact on the quality of food, are detrimental to health.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of environmental protection macromolecule plastics film and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of environmental protection macromolecule plastics film, it is made up of the raw material of following weight parts:
Fatty alcohol-polyoxyethylene ether 3-4, polypropylene 210-300, montmorillonite powder 7-9, Lanthanum trichloride 1-2, casein food grade 0.7-1, sodium carbonate 2-3, tributyl acetylcitrate 4-6, Xylo-Mucine 0.4-1, polyacrylamide 3-5, oxidized polyethlene wax 2-4, lauryl dimethyl amine oxide 0.5-1, polyvinylpyrrolidone 4-5, ricinolic acid 0.8-1, lauryl glucosyl 0.01-0.02.
A preparation method for described package plastics of food film, comprises the following steps:
(1) joined by above-mentioned polyacrylamide in its weight 37-40 deionized water doubly, insulated and stirred 1-2 hour at 57-60 DEG C, adds above-mentioned sodium carbonate, is stirred to normal temperature, and secure satisfactory grades sub-sodium carbonate solution;
(2) above-mentioned montmorillonite powder is joined in its weight 100-120 distilled water doubly, ultrasonic 1-2 minute, add sodium hydroxide, adjustment pH is 10-12, adds above-mentioned macromolecule carbon acid sodium solution, at 60-70 DEG C, is incubated 4-5 hour, suction filtration, wash 3-4 time, Air drying, obtain pre-treatment montmorillonite powder;
(3) get the 40-50% of above-mentioned polyvinylpyrrolidone weight, mix with lauryl glucosyl, join in compound weight 20-30 deionized water doubly, stirring, is polymer glycoside solution;
(4) by above-mentioned casein food grade, fatty alcohol-polyoxyethylene ether mixing, join in compound weight 160-200 deionized water doubly, send in the oil bath of 160-170 DEG C, add the 5-7% of above-mentioned polypropylene weight, insulated and stirred 20-30 minute, discharging, adds tributyl acetylcitrate while hot, be stirred to normal temperature, obtain modified polypropene emulsion;
(5) above-mentioned Lanthanum trichloride is joined in its weight 270-300 deionized water doubly, stir, add Xylo-Mucine, raised temperature is 60-70 DEG C, add pre-treatment montmorillonite powder, insulation reaction 30-40 minute, adds remaining polyvinylpyrrolidone, ultrasonic 2-3 minute, centrifugation, by precipitation washing 3-4 time, vacuum-drying 1-2 hour at 80-90 DEG C, obtains lanthanum base montmorillonite powder;
(6) join in modified polypropene emulsion by above-mentioned lanthanum base montmorillonite powder, add above-mentioned polymer glycoside solution under agitation condition, 400-500 rev/min is stirred 30-40 minute, dehydration, mixes with each raw material of residue, stirs, through film blow molding machine blow molding, to obtain final product.
Advantage of the present invention is:
The La that the present invention adds
3+neutralized the negative charge of montmorillonite sheet surfaces, improve the stability of montmorillonite powder, the molecular chain cross winding of the polymkeric substance added, in montmorillonite lamella, forms stable system, improves the mechanical property of finished films.Plastics film of the present invention adopts tributyl acetylcitrate to be softening agent, this softening agent safety non-toxic, adopt polyacrylamide pre-treatment sodium salt, sodium ion can be made better to be combined with montmorillonite powder, the present invention also adds macromolecular material polyvinylpyrrolidone, effectively can regulate the viscosity of modified polypropene emulsion, improve the stability of finished films.
Embodiment
A kind of environmental protection macromolecule plastics film, it is made up of the raw material of following weight parts:
Fatty alcohol-polyoxyethylene ether 3, polypropylene 210, montmorillonite powder 7, Lanthanum trichloride 1, casein food grade 0.7, sodium carbonate 2, tributyl acetylcitrate 4, Xylo-Mucine 0.4, polyacrylamide 3, oxidized polyethlene wax 2, lauryl dimethyl amine oxide 0.5, polyvinylpyrrolidone 4, ricinolic acid 0.8, lauryl glucosyl 0.01.
A preparation method for described package plastics of food film, comprises the following steps:
(1) joined by above-mentioned polyacrylamide in the deionized water of its weight 37 times, at 57 DEG C, insulated and stirred 1 hour, adds above-mentioned sodium carbonate, is stirred to normal temperature, and secure satisfactory grades sub-sodium carbonate solution;
(2) above-mentioned montmorillonite powder is joined in the distilled water of its weight 100 times, ultrasonic 1 minute, add sodium hydroxide, regulate pH to be 10, add above-mentioned macromolecule carbon acid sodium solution, at 60 DEG C, be incubated 4 hours, suction filtration, wash 3 times, Air drying, obtains pre-treatment montmorillonite powder;
(3) getting 40% of above-mentioned polyvinylpyrrolidone weight, mix with lauryl glucosyl, join in the deionized water of compound weight 20 times, stir, is polymer glycoside solution;
(4) by above-mentioned casein food grade, fatty alcohol-polyoxyethylene ether mixing, join in the deionized water of compound weight 160 times, send in the oil bath of 160 DEG C, add 5% of above-mentioned polypropylene weight, insulated and stirred 20 minutes, discharging, adds tributyl acetylcitrate while hot, be stirred to normal temperature, obtain modified polypropene emulsion;
(5) above-mentioned Lanthanum trichloride is joined in the deionized water of its weight 270 times, stir, add Xylo-Mucine, raised temperature is 60 DEG C, add pre-treatment montmorillonite powder, insulation reaction 30 minutes, adds remaining polyvinylpyrrolidone, ultrasonic 2 minutes, centrifugation, by precipitation washing 3 times, vacuum-drying 1 hour at 80 DEG C, obtains lanthanum base montmorillonite powder;
(6) join in modified polypropene emulsion by above-mentioned lanthanum base montmorillonite powder, add above-mentioned polymer glycoside solution under agitation condition, 400 revs/min are stirred 30 minutes, dehydration, mixes with each raw material of residue, stirs, through film blow molding machine blow molding, to obtain final product.
Performance test:
Tensile strength, vertical/horizontal >=40/20MPa;
Elongation at break, vertical/horizontal >=400%/500%
Angle tear strength, vertical/horizontal >=100kgf/cm/140kgf/cm
Surface tension>=42 × 10
-3n/m.
Claims (2)
1. an environmental protection macromolecule plastics film, is characterized in that, it is made up of the raw material of following weight parts:
Fatty alcohol-polyoxyethylene ether 3-4, polypropylene 210-300, montmorillonite powder 7-9, Lanthanum trichloride 1-2, casein food grade 0.7-1, sodium carbonate 2-3, tributyl acetylcitrate 4-6, Xylo-Mucine 0.4-1, polyacrylamide 3-5, oxidized polyethlene wax 2-4, lauryl dimethyl amine oxide 0.5-1, polyvinylpyrrolidone 4-5, ricinolic acid 0.8-1, lauryl glucosyl 0.01-0.02.
2. a preparation method for package plastics of food film as claimed in claim 1, is characterized in that, comprise the following steps:
(1) joined by above-mentioned polyacrylamide in its weight 37-40 deionized water doubly, insulated and stirred 1-2 hour at 57-60 DEG C, adds above-mentioned sodium carbonate, is stirred to normal temperature, and secure satisfactory grades sub-sodium carbonate solution;
(2) above-mentioned montmorillonite powder is joined in its weight 100-120 distilled water doubly, ultrasonic 1-2 minute, add sodium hydroxide, adjustment pH is 10-12, adds above-mentioned macromolecule carbon acid sodium solution, at 60-70 DEG C, is incubated 4-5 hour, suction filtration, wash 3-4 time, Air drying, obtain pre-treatment montmorillonite powder;
(3) get the 40-50% of above-mentioned polyvinylpyrrolidone weight, mix with lauryl glucosyl, join in compound weight 20-30 deionized water doubly, stirring, is polymer glycoside solution;
(4) by above-mentioned casein food grade, fatty alcohol-polyoxyethylene ether mixing, join in compound weight 160-200 deionized water doubly, send in the oil bath of 160-170 DEG C, add the 5-7% of above-mentioned polypropylene weight, insulated and stirred 20-30 minute, discharging, adds tributyl acetylcitrate while hot, be stirred to normal temperature, obtain modified polypropene emulsion;
(5) above-mentioned Lanthanum trichloride is joined in its weight 270-300 deionized water doubly, stir, add Xylo-Mucine, raised temperature is 60-70 DEG C, add pre-treatment montmorillonite powder, insulation reaction 30-40 minute, adds remaining polyvinylpyrrolidone, ultrasonic 2-3 minute, centrifugation, by precipitation washing 3-4 time, vacuum-drying 1-2 hour at 80-90 DEG C, obtains lanthanum base montmorillonite powder;
(6) join in modified polypropene emulsion by above-mentioned lanthanum base montmorillonite powder, add above-mentioned polymer glycoside solution under agitation condition, 400-500 rev/min is stirred 30-40 minute, dehydration, mixes with each raw material of residue, stirs, through film blow molding machine blow molding, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610085473.5A CN105566761A (en) | 2016-02-03 | 2016-02-03 | Environment-friendly macromolecular plastic film and preparation method thereof |
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| CN201610085473.5A CN105566761A (en) | 2016-02-03 | 2016-02-03 | Environment-friendly macromolecular plastic film and preparation method thereof |
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| CN105566761A true CN105566761A (en) | 2016-05-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084463A (en) * | 2016-06-29 | 2016-11-09 | 明光市永德包装有限公司 | A kind of high-performance packaging for foodstuff bag material for storing dehydrated vegetables |
| CN107652553A (en) * | 2017-11-10 | 2018-02-02 | 桐城市强峰包装有限公司 | A kind of sun-proof bag material and preparation method thereof |
| CN110229363A (en) * | 2019-06-21 | 2019-09-13 | 陕西科技大学 | A kind of sodium carboxymethylcellulose/cationic polyacrylamide packing film and preparation method thereof |
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| CN1487017A (en) * | 2003-07-17 | 2004-04-07 | 上海交通大学 | Prepn of RE-modified composite glass fiber/polypropylene material |
| CN1807496A (en) * | 2006-01-12 | 2006-07-26 | 上海交通大学 | Preparation method of rare earth modified carbon fiber/ polypropylene composite material |
| CN1844222A (en) * | 2006-05-11 | 2006-10-11 | 上海交通大学 | Process for preparing rare earth modified carbon nanotube/polypropylene composite materials |
| CN102061026A (en) * | 2010-11-26 | 2011-05-18 | 中国科学院宁波材料技术与工程研究所 | Diathermanous and moisture permeable composite film and preparation method thereof |
| CN103012951A (en) * | 2012-09-03 | 2013-04-03 | 蔡芳昌 | Polypropylene recycled resin composition with high impact resistance and preparation method thereof |
| CN105647007A (en) * | 2016-01-19 | 2016-06-08 | 宿州学院 | Environment-friendly high polymer plastic film and preparation method thereof |
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2016
- 2016-02-03 CN CN201610085473.5A patent/CN105566761A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1487017A (en) * | 2003-07-17 | 2004-04-07 | 上海交通大学 | Prepn of RE-modified composite glass fiber/polypropylene material |
| CN1807496A (en) * | 2006-01-12 | 2006-07-26 | 上海交通大学 | Preparation method of rare earth modified carbon fiber/ polypropylene composite material |
| CN1844222A (en) * | 2006-05-11 | 2006-10-11 | 上海交通大学 | Process for preparing rare earth modified carbon nanotube/polypropylene composite materials |
| CN102061026A (en) * | 2010-11-26 | 2011-05-18 | 中国科学院宁波材料技术与工程研究所 | Diathermanous and moisture permeable composite film and preparation method thereof |
| CN103012951A (en) * | 2012-09-03 | 2013-04-03 | 蔡芳昌 | Polypropylene recycled resin composition with high impact resistance and preparation method thereof |
| CN105647007A (en) * | 2016-01-19 | 2016-06-08 | 宿州学院 | Environment-friendly high polymer plastic film and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084463A (en) * | 2016-06-29 | 2016-11-09 | 明光市永德包装有限公司 | A kind of high-performance packaging for foodstuff bag material for storing dehydrated vegetables |
| CN107652553A (en) * | 2017-11-10 | 2018-02-02 | 桐城市强峰包装有限公司 | A kind of sun-proof bag material and preparation method thereof |
| CN110229363A (en) * | 2019-06-21 | 2019-09-13 | 陕西科技大学 | A kind of sodium carboxymethylcellulose/cationic polyacrylamide packing film and preparation method thereof |
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Application publication date: 20160511 |