CN105623093A - Heat-resistant polypropylene plastic film and preparation method thereof - Google Patents
Heat-resistant polypropylene plastic film and preparation method thereof Download PDFInfo
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- CN105623093A CN105623093A CN201610085475.4A CN201610085475A CN105623093A CN 105623093 A CN105623093 A CN 105623093A CN 201610085475 A CN201610085475 A CN 201610085475A CN 105623093 A CN105623093 A CN 105623093A
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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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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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
- C08K2201/00—Specific properties of additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
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Abstract
The invention discloses a heat-resistant polypropylene plastic film, comprising the following materials according parts by weight: 0.1-0.2 part of 1-glycerol stearate, 0.1-0.3 part of alkenyl succinic anhydride, 0.1-0.16 part of ricinoleic acid, 2-3 parts of tris(nonylphenyl) phosphite, 210-300 parts of polypropylene, 7-9 parts of montmorillonite powder, 1-2 parts of lanthanum chloride, 5-6 parts of polyvinyl alcohol, 2-3 parts of sodium carbonate, 0.7-1 part of aluminum dihydrogen phosphate, 2-3 parts of calcium petroleum sulfonate, 0.4-1 part of sodium dodecyl sulfate, 3-5 parts of bisphenol A phosphite, 1-2 parts of calcium stearate, 1-2 parts of zinc stearate, 0.6-1 part of diacetone acrylamide, and 1-2 parts of hydroxyethyl cellulose. In the invention, limestone is treated using hydroxyethyl cellulose and mixed with aluminum dihydrogen phosphate solution, thus improving viscosity of a mixture system and improving the strength of bonding of the limestone with heat-resistant additives, the calcium stearate and the zinc stearate. The invention also adds bisphenol A phosphite, tris(nonylphenyl) phosphite and the like, further improving heat resistance stability of a plastic film product.
Description
Technical field
The present invention relates to plastic sheeting technical field, particularly relate to a kind of heat-resisting polypropylene plastic thin film and preparation method thereof.
Background technology
At present, plastic packaging bag is with good storage characteristics and portability, can rapidly and efficiently be undertaken product storing carrying, in our daily productive life, application is more and more extensive, plastic sheeting is the articles for daily use that present people are common, it is good that plastic sheeting 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, plastic sheeting in the market is 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 plastic sheetings are for packaging for foodstuff, but poisonous plasticizer 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 contemplated to make up the defect of prior art, it is provided that a kind of heat-resisting polypropylene plastic thin film and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of heat-resisting polypropylene plastic thin film, it is made up of the raw material of following weight parts:
Monoglyceride 0.1-0.2, alkenyl succinic anhydride 0.1-0.3, castor oil acid 0.1-0.16, three (nonyl phenyl) phosphite 2-3, polypropylene 210-300, montmorillonite powder 7-9, lanthanum chloride 1-2, polyvinyl alcohol 5-6, sodium carbonate 2-3, aluminium dihydrogen phosphate 0.7-1, calcium mahogany sulfonate 2-3, sodium lauryl sulphate 0.4-1, phosphorous acid bisphenol-A ester 3-5, calcium stearate 1-2, zinc stearate 1-2, N-[2-(2-methyl-4-oxopentyl) 0.6-1, hydroxyethyl cellulose 1-2.
The preparation method of a kind of described heat-resisting polypropylene plastic thin film, comprises the following steps:
(1) being calcined 1-2 hour at 700-800 DEG C by above-mentioned montmorillonite powder, be cooled to room temperature, join its deionized water of weight 1.6-2 times, add hydroxyethyl cellulose, warming temperature is 87-90 DEG C, and insulated and stirred is done to water, obtains fiber stone powder;
(2) take above-mentioned fiber stone powder, join in its distilled water of weight 100-120 times, ultrasonic 1-2 minute, add sodium hydroxide, adjustment pH is 10-12, adds above-mentioned sodium carbonate, is incubated 4-5 hour, sucking filtration at 60-70 DEG C, wash 3-4 time, normal temperature drying, obtain pretreatment of fiber stone powder;
(3) above-mentioned aluminium dihydrogen phosphate is joined in its deionized water of weight 20-30 times, stir;
(4) by above-mentioned calcium stearate, zinc stearate mixing, join in the deionized water of compound weight 27-30 times, raise temperature and be 80-90 DEG C, insulated and stirred 10-20 minute, the aluminium dihydrogen phosphate aqueous solution obtained with above-mentioned steps (3) mixes, and stirs, adds above-mentioned monoglyceride, 200-300 rev/min is stirred 4-6 minute, obtains composite heat resistance emulsion;
(5) above-mentioned lanthanum chloride is joined in its deionized water of weight 270-300 times, stir, add sodium lauryl sulphate, raise temperature and be 60-70 DEG C, add pretreatment of fiber stone powder, insulation reaction 30-40 minute, add above-mentioned composite heat resistance emulsion, ultrasonic 2-3 minute, centrifugation, precipitation is washed 3-4 time, vacuum drying 1-2 hour at 80-90 DEG C, obtain lanthanio montmorillonite powder;
(6) above-mentioned alkenyl succinic anhydride is joined in polyvinyl alcohol, send in the water-bath of 80-86 DEG C, insulated and stirred 4-7 minute, add above-mentioned phosphorous acid bisphenol-A ester, continue insulated and stirred 10-20 minute, discharging, be sequentially added into three (nonyl phenyl) phosphite, N-[2-(2-methyl-4-oxopentyl), stirring, to room temperature, obtains heat resistance accessory;
(7) by above-mentioned lanthanio montmorillonite powder, heat resistance accessory, castor oil acid mixing, preheat 10-14 minute at 90-100 DEG C, mix with remaining each raw material, stir, through film blow molding machine blow molding, obtain described heat-resisting polypropylene plastic thin film.
The invention have the advantage that
The La that the present invention adds3+Having neutralized the negative charge of montmorillonite sheet surfaces, improve the stability of montmorillonite powder, the strand cross winding of the polymer of addition, in montmorillonite lamella, forms stable system, improves the mechanical property of finished films. The present invention first processes stone powder with hydroxyethyl cellulose, then mix with aluminium dihydrogen phosphate aqueous solution, enhance the viscosity of mixed system, improve the bond strength of stone powder and heat resistance accessory calcium stearate, zinc stearate, the present invention is also added into phosphorous acid bisphenol-A ester, three (nonyl phenyl) phosphite etc., and the thermostability that further improve plastic sheeting finished product is stable.
Detailed description of the invention
A kind of heat-resisting polypropylene plastic thin film, it is made up of the raw material of following weight parts:
Monoglyceride 0.1, alkenyl succinic anhydride 0.1, castor oil acid 0.1, three (nonyl phenyl) phosphite 2, polypropylene 210, montmorillonite powder 7, lanthanum chloride 1, polyvinyl alcohol 5, sodium carbonate 2, aluminium dihydrogen phosphate 0.7, calcium mahogany sulfonate 2, sodium lauryl sulphate 0.4, phosphorous acid bisphenol-A ester 3, calcium stearate 1, zinc stearate 1, N-[2-(2-methyl-4-oxopentyl) 0.6, hydroxyethyl cellulose 1.
The preparation method of a kind of described heat-resisting polypropylene plastic thin film, comprises the following steps:
(1) being calcined 1 hour at 700 DEG C by above-mentioned montmorillonite powder, be cooled to room temperature, join the deionized water of its weight 1.6 times, add hydroxyethyl cellulose, warming temperature is 87 DEG C, and insulated and stirred is done to water, obtains fiber stone powder;
(2) taking above-mentioned fiber stone powder, join in the distilled water of its weight 100 times, ultrasonic 1 minute, add sodium hydroxide, regulating pH is 10, adds above-mentioned sodium carbonate, is incubated 4 hours at 60 DEG C, and sucking filtration is washed 3 times, normal temperature drying, obtained pretreatment of fiber stone powder;
(3) above-mentioned aluminium dihydrogen phosphate is joined in the deionized water of its weight 20 times, stir;
(4) by above-mentioned calcium stearate, zinc stearate mixing, join in the deionized water of compound weight 27 times, raising temperature is 80 DEG C, insulated and stirred 10 minutes, the aluminium dihydrogen phosphate aqueous solution obtained with above-mentioned steps (3) mixes, and stirs, adds above-mentioned monoglyceride, 200 revs/min are stirred 4 minutes, obtain composite heat resistance emulsion;
(5) above-mentioned lanthanum chloride is joined in the deionized water of its weight 270 times, stirring, add sodium lauryl sulphate, raising temperature is 60 DEG C, add pretreatment of fiber stone powder, insulation reaction 30 minutes, adds above-mentioned composite heat resistance emulsion, ultrasonic 2 minutes, centrifugation, precipitation is washed 3 times, vacuum drying 1 hour at 80 DEG C, obtain lanthanio montmorillonite powder;
(6) above-mentioned alkenyl succinic anhydride is joined in polyvinyl alcohol, send in the water-bath of 80 DEG C, insulated and stirred 4 minutes, add above-mentioned phosphorous acid bisphenol-A ester, continue insulated and stirred 10 minutes, discharging, it is sequentially added into three (nonyl phenyl) phosphite, N-[2-(2-methyl-4-oxopentyl), stirring, to room temperature, obtains heat resistance accessory;
(7) by above-mentioned lanthanio montmorillonite powder, heat resistance accessory, castor oil acid mixing, preheat 10 minutes at 90 DEG C, mix with remaining each raw material, stir, through film blow molding machine blow molding, obtain described heat-resisting polypropylene plastic thin film.
Performance test:
Hot 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. a heat-resisting polypropylene plastic thin film, it is characterised in that it is made up of the raw material of following weight parts:
Monoglyceride 0.1-0.2, alkenyl succinic anhydride 0.1-0.3, castor oil acid 0.1-0.16, three (nonyl phenyl) phosphite 2-3, polypropylene 210-300, montmorillonite powder 7-9, lanthanum chloride 1-2, polyvinyl alcohol 5-6, sodium carbonate 2-3, aluminium dihydrogen phosphate 0.7-1, calcium mahogany sulfonate 2-3, sodium lauryl sulphate 0.4-1, phosphorous acid bisphenol-A ester 3-5, calcium stearate 1-2, zinc stearate 1-2, N-[2-(2-methyl-4-oxopentyl) 0.6-1, hydroxyethyl cellulose 1-2.
2. the preparation method of a heat-resisting polypropylene plastic thin film as claimed in claim 1, it is characterised in that comprise the following steps:
(1) being calcined 1-2 hour at 700-800 DEG C by above-mentioned montmorillonite powder, be cooled to room temperature, join its deionized water of weight 1.6-2 times, add hydroxyethyl cellulose, warming temperature is 87-90 DEG C, and insulated and stirred is done to water, obtains fiber stone powder;
(2) take above-mentioned fiber stone powder, join in its distilled water of weight 100-120 times, ultrasonic 1-2 minute, add sodium hydroxide, adjustment pH is 10-12, adds above-mentioned sodium carbonate, is incubated 4-5 hour, sucking filtration at 60-70 DEG C, wash 3-4 time, normal temperature drying, obtain pretreatment of fiber stone powder;
(3) above-mentioned aluminium dihydrogen phosphate is joined in its deionized water of weight 20-30 times, stir;
(4) by above-mentioned calcium stearate, zinc stearate mixing, join in the deionized water of compound weight 27-30 times, raise temperature and be 80-90 DEG C, insulated and stirred 10-20 minute, the aluminium dihydrogen phosphate aqueous solution obtained with above-mentioned steps (3) mixes, and stirs, adds above-mentioned monoglyceride, 200-300 rev/min is stirred 4-6 minute, obtains composite heat resistance emulsion;
(5) above-mentioned lanthanum chloride is joined in its deionized water of weight 270-300 times, stir, add sodium lauryl sulphate, raise temperature and be 60-70 DEG C, add pretreatment of fiber stone powder, insulation reaction 30-40 minute, add above-mentioned composite heat resistance emulsion, ultrasonic 2-3 minute, centrifugation, precipitation is washed 3-4 time, vacuum drying 1-2 hour at 80-90 DEG C, obtain lanthanio montmorillonite powder;
(6) above-mentioned alkenyl succinic anhydride is joined in polyvinyl alcohol, send in the water-bath of 80-86 DEG C, insulated and stirred 4-7 minute, add above-mentioned phosphorous acid bisphenol-A ester, continue insulated and stirred 10-20 minute, discharging, be sequentially added into three (nonyl phenyl) phosphite, N-[2-(2-methyl-4-oxopentyl), stirring, to room temperature, obtains heat resistance accessory;
(7) by above-mentioned lanthanio montmorillonite powder, heat resistance accessory, castor oil acid mixing, preheat 10-14 minute at 90-100 DEG C, mix with remaining each raw material, stir, through film blow molding machine blow molding, obtain described heat-resisting polypropylene plastic thin film.
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| CN201610085475.4A CN105623093A (en) | 2016-02-03 | 2016-02-03 | Heat-resistant polypropylene plastic film and preparation method thereof |
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| CN201610085475.4A CN105623093A (en) | 2016-02-03 | 2016-02-03 | Heat-resistant polypropylene plastic film and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109486011A (en) * | 2018-11-26 | 2019-03-19 | 铜陵熙成塑料制品有限公司 | A kind of ageing-resistant polyolefine material of packaging bag |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103601969A (en) * | 2013-10-29 | 2014-02-26 | 昆山好利达包装有限公司 | Nanometer modified composite packaging material and preparation method thereof |
| CN104788810A (en) * | 2015-03-31 | 2015-07-22 | 苏州市鼎立包装有限公司 | Formula and preparation method of high-strength polypropylene packaging bag |
-
2016
- 2016-02-03 CN CN201610085475.4A patent/CN105623093A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103601969A (en) * | 2013-10-29 | 2014-02-26 | 昆山好利达包装有限公司 | Nanometer modified composite packaging material and preparation method thereof |
| CN104788810A (en) * | 2015-03-31 | 2015-07-22 | 苏州市鼎立包装有限公司 | Formula and preparation method of high-strength polypropylene packaging bag |
Non-Patent Citations (1)
| Title |
|---|
| 郑水林等编著: "《粉体表面改性 第三版》", 30 September 2011 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109486011A (en) * | 2018-11-26 | 2019-03-19 | 铜陵熙成塑料制品有限公司 | A kind of ageing-resistant polyolefine material of packaging bag |
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Application publication date: 20160601 |