CN108485033B - Insulated cross-linked packaging bubble film and preparation method thereof - Google Patents
Insulated cross-linked packaging bubble film and preparation method thereof Download PDFInfo
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- CN108485033B CN108485033B CN201810356537.XA CN201810356537A CN108485033B CN 108485033 B CN108485033 B CN 108485033B CN 201810356537 A CN201810356537 A CN 201810356537A CN 108485033 B CN108485033 B CN 108485033B
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
Abstract
The invention discloses an insulated cross-linked packaging bubble film which is composed of the following raw materials in parts by weight: 150 portions of high-density polyethylene 120-one, 1-2 portions of zinc acetylacetonate, 3-4 portions of tristearin, 0.7-1 portion of diacetone acrylamide, 1-2 portions of ethoxylated alkyl ammonium sulfate, 2-3 portions of triethylamine, 10-15 portions of cross-linked sol, 0.8-1 portion of trichloroisocyanuric acid and 6-8 portions of polyamide wax micropowder. The invention realizes the effective dispersion of the polyamide wax micropowder in the sol, thereby improving the compatibility of all raw materials in high-density polyethylene and improving the stability of the finished product bubble film.
Description
Technical Field
The invention belongs to the field of bubble films, and particularly relates to an insulated cross-linked packaging bubble film and a preparation method thereof.
Background
The bubble film is a product which is formed by using high-pressure polyethylene as a main raw material, adding auxiliary materials such as a whitening agent, an opening agent and the like, and extruding and forming bubbles at a high temperature of about 230 ℃. The plastic packaging material is a novel plastic packaging material with light weight, good transparency, no toxicity and no smell, and can play roles of moisture prevention, buffering, heat preservation and the like on products. Because the air cushion film intermediate layer is full of air, so light, transparent, rich in elasticity, have the performance of sound insulation, shockproof abrasionproof and decrease, extensively be used for shock resistance cushioning package such as electron, instrument, pottery, handicraft, domestic appliance, the line of a motor vehicle, kitchen, furniture and lacquer goods, glassware and precision instrument. Can be made into bubble bag, bubble kraft paper envelope bag, automobile sun shield, heat insulation cushion, heat insulation material, etc. Various special air cushion films such as antistatic films can be manufactured by adding different additives into plastic raw materials. The antistatic air cushion film is used for packaging electronic elements and components, such as plates, cards and the like, can prevent static electricity and play a role in buffering and preventing vibration. However, the existing bubble film also has certain defects, such as insufficient insulation, easy potential safety hazard and the like.
Disclosure of Invention
The invention aims to provide an insulated cross-linked packaging bubble film and a preparation method thereof, aiming at the defects and shortcomings of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
an insulated cross-linked packaging bubble film is composed of the following raw materials in parts by weight:
150 portions of high-density polyethylene 120-one, 1-2 portions of zinc acetylacetonate, 3-4 portions of tristearin, 0.7-1 portion of diacetone acrylamide, 1-2 portions of ethoxylated alkyl ammonium sulfate, 2-3 portions of triethylamine, 10-15 portions of cross-linked sol, 0.8-1 portion of trichloroisocyanuric acid and 6-8 portions of polyamide wax micropowder.
The cross-linked sol is prepared from the following raw materials in parts by weight:
0.6-1 part of divinylbenzene, 20-24 parts of tetrabutyl titanate, 2-3 parts of polyacrylamide and 1-2 parts of borax.
The preparation method of the cross-linked sol comprises the following steps:
(1) adding tetrakis (hydroxymethyl) phosphonium sulfate into dimethylformamide with the weight 3-5 times of that of the tetrakis (hydroxymethyl) phosphonium sulfate, and uniformly stirring to obtain an amide solution;
(2) adding borax into deionized water with the weight 14-20 times of that of the borax, uniformly stirring, mixing with the amide solution, and uniformly stirring to obtain a borax amide solution;
(3) adding tetrabutyl titanate into the borax amide solution, raising the temperature to 30-40 ℃, and stirring for 2-4 hours under heat preservation to obtain a sol amide solution;
(4) adding polyacrylamide into deionized water with the weight being 10-20 times of that of the polyacrylamide, uniformly stirring, mixing with the sol amide solution, carrying out ultrasonic treatment for 3-4 minutes, adding divinylbenzene, carrying out heat preservation and stirring at 70-75 ℃ for 2-3 hours, filtering, washing the precipitate with water, and drying at normal temperature to obtain the cross-linked sol.
The preparation method of the insulated cross-linked packaging bubble film comprises the following steps:
(1) adding diacetone acrylamide into deionized water with the weight 16-20 times of that of the diacetone acrylamide, and uniformly stirring;
(2) adding polyamide wax micropowder into absolute ethyl alcohol with the weight 4-5 times of that of the polyamide wax micropowder, feeding the polyamide wax micropowder into a constant-temperature water bath at the temperature of 70-75 ℃, preserving heat and stirring for 30-40 minutes, discharging, adding zinc acetylacetonate, and stirring to normal temperature to obtain a micropowder alcohol solution;
(3) mixing the micro powder alcohol solution with a diacetone acrylamide aqueous solution, uniformly stirring, adding triethylamine, and stirring for 3-4 hours at the temperature of 60-70 ℃ to obtain an aminated micro powder solution;
(4) adding the cross-linked sol into the aminated micro powder solution, performing ultrasonic treatment for 10-20 minutes, adding trichloroisocyanuric acid, performing heat preservation and stirring for 1-2 hours at the temperature of 40-50 ℃, filtering, washing the precipitate, and drying for 30-40 minutes at the temperature of 90-100 ℃ in vacuum to obtain organic modified sol;
(5) and mixing the organic modified sol with the rest raw materials, uniformly stirring, melting and extruding at the temperature of 230-250 ℃, and blow molding to obtain the insulating cross-linked packaging bubble film.
The invention has the advantages that:
firstly, dispersing borax into an amide solution, then taking tetrabutyl titanate as a precursor and the borax amide solution as a solvent to obtain a sol amide solution, then dispersing polyacrylamide into water, and taking divinylbenzene as a crosslinking agent, thereby realizing the crosslinking and blending of the polyacrylamide and the solvent;
the polyamide wax micropowder is used as a raw material, the diacetone acrylamide aqueous solution is dispersed, the triethylamine is used for amination treatment to obtain an aminated micropowder solution, the aminated micropowder solution is then blended with trichloroisocyanuric acid, the acid and the amine react, and the sol is added in the reaction process, so that the polyamide wax micropowder is effectively dispersed in the sol, the compatibility of the raw materials in high-density polyethylene is improved, and the stability of the finished bubble film is improved.
Detailed Description
Example 1
An insulated cross-linked packaging bubble film is composed of the following raw materials in parts by weight:
120 parts of high-density polyethylene, 1 part of zinc acetylacetonate, 3 parts of glyceryl tristearate, 0.7 part of diacetone acrylamide, 1 part of ethoxylated ammonium alkyl sulfate, 2 parts of triethylamine, 10 parts of cross-linked sol, 0.8 part of trichloroisocyanuric acid and 6 parts of polyamide wax micropowder.
The cross-linked sol is prepared from the following raw materials in parts by weight:
0.6 of divinylbenzene, 20 of tetrabutyl titanate, 2 of polyacrylamide and 1 of borax.
The preparation method of the cross-linked sol comprises the following steps:
(1) adding tetrakis (hydroxymethyl) phosphonium sulfate into dimethylformamide with the weight 3 times of that of the tetrakis (hydroxymethyl) phosphonium sulfate, and uniformly stirring to obtain an amide solution;
(2) adding borax into deionized water with the weight 14 times of that of the borax, uniformly stirring, mixing with the amide solution, and uniformly stirring to obtain a borax amide solution;
(3) adding tetrabutyl titanate into the borax amide solution, raising the temperature to 30 ℃, and stirring for 2 hours under heat preservation to obtain a sol amide solution;
(4) adding polyacrylamide into deionized water with the weight being 10 times of that of the polyacrylamide, uniformly stirring, mixing with the sol amide solution, carrying out ultrasonic treatment for 3 minutes, adding divinylbenzene, carrying out heat preservation and stirring for 2 hours at 70 ℃, filtering, washing the precipitate with water, and drying at normal temperature to obtain the crosslinked sol.
The preparation method of the insulated cross-linked packaging bubble film comprises the following steps:
(1) adding diacetone acrylamide into deionized water 16 times of the diacetone acrylamide, and uniformly stirring;
(2) adding polyamide wax micropowder into absolute ethyl alcohol with the weight 4 times that of the polyamide wax micropowder, feeding the polyamide wax micropowder into a constant-temperature water bath at the temperature of 70 ℃, preserving heat and stirring the mixture for 30 minutes, discharging the mixture, adding zinc acetylacetonate, and stirring the mixture to normal temperature to obtain a micropowder alcohol solution;
(3) mixing the micro powder alcohol solution with a diacetone acrylamide aqueous solution, uniformly stirring, adding triethylamine, and stirring for 3 hours at the temperature of 60-70 ℃ to obtain an aminated micro powder solution;
(4) adding the crosslinked sol into the aminated micro powder solution, performing ultrasonic treatment for 10 minutes, adding trichloroisocyanuric acid, performing heat preservation and stirring for 1 hour at the temperature of 40 ℃, filtering, washing the precipitate with water, and drying for 30 minutes at the temperature of 90 ℃ in vacuum to obtain organic modified sol;
(5) and mixing the organic modified sol with the rest raw materials, uniformly stirring, melting and extruding at 230 ℃, and blow molding to obtain the insulating cross-linked packaging bubble film.
Example 2
An insulated cross-linked packaging bubble film is composed of the following raw materials in parts by weight:
150 parts of high-density polyethylene, 2 parts of zinc acetylacetonate, 4 parts of glyceryl tristearate, 1 part of diacetone acrylamide, 2 parts of ethoxylated ammonium alkyl sulfate, 3 parts of triethylamine, 15 parts of cross-linked sol, 1 part of trichloroisocyanuric acid and 8 parts of polyamide wax micropowder.
The cross-linked sol is prepared from the following raw materials in parts by weight:
divinylbenzene 1, tetrabutyl titanate 24, polyacrylamide 3 and borax 2.
The preparation method of the cross-linked sol comprises the following steps:
(1) adding tetrakis (hydroxymethyl) phosphonium sulfate into dimethylformamide with the weight 5 times of that of the tetrakis (hydroxymethyl) phosphonium sulfate, and uniformly stirring to obtain an amide solution;
(2) adding borax into deionized water with the weight of 20 times of that of the borax, uniformly stirring, mixing with the amide solution, and uniformly stirring to obtain a borax amide solution;
(3) adding tetrabutyl titanate into the borax amide solution, raising the temperature to 40 ℃, and stirring for 4 hours under heat preservation to obtain a sol amide solution;
(4) adding polyacrylamide into deionized water with the weight being 20 times of that of the polyacrylamide, uniformly stirring, mixing with the sol amide solution, carrying out ultrasonic treatment for 4 minutes, adding divinylbenzene, carrying out heat preservation and stirring at the temperature of 75 ℃ for 3 hours, filtering, washing precipitates with water, and drying at normal temperature to obtain the cross-linked sol.
The preparation method of the insulated cross-linked packaging bubble film comprises the following steps:
(1) adding diacetone acrylamide into deionized water with the weight 20 times of that of the diacetone acrylamide, and uniformly stirring;
(2) adding polyamide wax micropowder into absolute ethyl alcohol with the weight 5 times of that of the polyamide wax micropowder, feeding the polyamide wax micropowder into a constant-temperature water bath at the temperature of 75 ℃, preserving heat and stirring for 40 minutes, discharging the polyamide wax micropowder, adding zinc acetylacetonate, and stirring to normal temperature to obtain a micropowder alcohol solution;
(3) mixing the micro powder alcohol solution with a diacetone acrylamide aqueous solution, uniformly stirring, adding triethylamine, and stirring at the temperature of 70 ℃ for 4 hours to obtain an aminated micro powder solution;
(4) adding the crosslinked sol into the aminated micro powder solution, performing ultrasonic treatment for 20 minutes, adding trichloroisocyanuric acid, keeping the temperature at 50 ℃ and stirring for 2 hours, filtering, washing the precipitate with water, and drying at 100 ℃ in vacuum for 40 minutes to obtain organic modified sol;
(5) and mixing the organic modified sol with the rest raw materials, uniformly stirring, melting and extruding at 250 ℃, and blow molding to obtain the insulating cross-linked packaging bubble film.
And (3) performance testing:
water vapor transmission rate: 0.008-0.009g/m2. h;
flame retardant rating: VTM-0;
resistivity range: 1011-14Ω·m。
Claims (1)
1. An insulated cross-linked packaging bubble film is characterized by comprising the following raw materials in parts by weight: 150 portions of high-density polyethylene 120-one, 1-2 portions of zinc acetylacetonate, 3-4 portions of tristearin, 0.7-1 portion of diacetone acrylamide, 1-2 portions of ethoxylated alkyl ammonium sulfate, 2-3 portions of triethylamine, 10-15 portions of cross-linked sol, 0.8-1 portion of trichloroisocyanuric acid and 6-8 portions of polyamide wax micropowder;
the cross-linked sol is prepared from the following raw materials in parts by weight: 0.6-1 part of divinylbenzene, 20-24 parts of tetrabutyl titanate, 2-3 parts of polyacrylamide and 1-2 parts of borax;
the preparation method of the cross-linked sol comprises the following steps:
(1) adding tetrakis (hydroxymethyl) phosphonium sulfate into dimethylformamide with the weight 3-5 times of that of the tetrakis (hydroxymethyl) phosphonium sulfate, and uniformly stirring to obtain an amide solution;
(2) adding borax into deionized water with the weight 14-20 times of that of the borax, uniformly stirring, mixing with the amide solution, and uniformly stirring to obtain a borax amide solution;
(3) adding tetrabutyl titanate into the borax amide solution, raising the temperature to 30-40 ℃, and stirring for 2-4 hours under heat preservation to obtain a sol amide solution;
(4) adding polyacrylamide into deionized water with the weight being 10-20 times of that of the polyacrylamide, uniformly stirring, mixing with the sol amide solution, carrying out ultrasonic treatment for 3-4 minutes, adding divinylbenzene, carrying out heat preservation and stirring at 70-75 ℃ for 2-3 hours, filtering, washing precipitates with water, and drying at normal temperature to obtain cross-linked sol;
the preparation method of the insulated cross-linked packaging bubble film comprises the following steps:
(1) adding diacetone acrylamide into deionized water with the weight 16-20 times of that of the diacetone acrylamide, and uniformly stirring;
(2) adding polyamide wax micropowder into absolute ethyl alcohol with the weight 4-5 times of that of the polyamide wax micropowder, feeding the polyamide wax micropowder into a constant-temperature water bath at the temperature of 70-75 ℃, preserving heat and stirring for 30-40 minutes, discharging, adding zinc acetylacetonate, and stirring to normal temperature to obtain a micropowder alcohol solution;
(3) mixing the micro powder alcohol solution with a diacetone acrylamide aqueous solution, uniformly stirring, adding triethylamine, and stirring for 3-4 hours at the temperature of 60-70 ℃ to obtain an aminated micro powder solution;
(4) adding the cross-linked sol into the aminated micro powder solution, performing ultrasonic treatment for 10-20 minutes, adding trichloroisocyanuric acid, performing heat preservation and stirring for 1-2 hours at the temperature of 40-50 ℃, filtering, washing the precipitate, and drying for 30-40 minutes at the temperature of 90-100 ℃ in vacuum to obtain organic modified sol;
(5) and mixing the organic modified sol with the rest raw materials, uniformly stirring, melting and extruding at the temperature of 230-250 ℃, and blow molding to obtain the insulating cross-linked packaging bubble film.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104972669A (en) * | 2015-03-29 | 2015-10-14 | 安徽松泰包装材料有限公司 | Production technology for air bubble film |
| CN107815001A (en) * | 2017-11-03 | 2018-03-20 | 苏州工业园区汇统科技有限公司 | A kind of bubble chamber film and preparation method thereof |
| CN107903474A (en) * | 2017-12-06 | 2018-04-13 | 安徽鸿宾医药包装有限公司 | A kind of environmental protection package bubble chamber film and preparation method thereof |
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| KR101791562B1 (en) * | 2015-09-23 | 2017-10-31 | 박현창 | Flame retardant air cushion complex film and method for preparation thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104972669A (en) * | 2015-03-29 | 2015-10-14 | 安徽松泰包装材料有限公司 | Production technology for air bubble film |
| CN107815001A (en) * | 2017-11-03 | 2018-03-20 | 苏州工业园区汇统科技有限公司 | A kind of bubble chamber film and preparation method thereof |
| CN107903474A (en) * | 2017-12-06 | 2018-04-13 | 安徽鸿宾医药包装有限公司 | A kind of environmental protection package bubble chamber film and preparation method thereof |
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Effective date of registration: 20220214 Address after: 313009 No. 98, Zhenxing Road, Shuanglin Town, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Gemar Technology (Zhejiang) Co.,Ltd. Address before: 325011 No. 21 Yueqing Road, Zhuang Yuan Street, Longwan District, Wenzhou, Zhejiang. Patentee before: WENZHOU YINGCHUANG NEW MATERIAL TECHNOLOGY Co.,Ltd. |