CN110951185A - Preparation method of polyvinyl chloride modified material - Google Patents
Preparation method of polyvinyl chloride modified material Download PDFInfo
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- CN110951185A CN110951185A CN201911223727.5A CN201911223727A CN110951185A CN 110951185 A CN110951185 A CN 110951185A CN 201911223727 A CN201911223727 A CN 201911223727A CN 110951185 A CN110951185 A CN 110951185A
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- 239000004800 polyvinyl chloride Substances 0.000 title claims abstract description 39
- 229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000002245 particle Substances 0.000 claims abstract description 31
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 30
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 30
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 30
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 30
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 30
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000012760 heat stabilizer Substances 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims abstract description 13
- 239000011347 resin Substances 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 10
- 238000007872 degassing Methods 0.000 claims abstract description 5
- 238000005303 weighing Methods 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 9
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical group N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- 239000003999 initiator Substances 0.000 claims description 8
- 239000000178 monomer Substances 0.000 claims description 8
- 230000004048 modification Effects 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 7
- KMOUUZVZFBCRAM-OLQVQODUSA-N (3as,7ar)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1C=CC[C@@H]2C(=O)OC(=O)[C@@H]21 KMOUUZVZFBCRAM-OLQVQODUSA-N 0.000 claims description 4
- MWSKJDNQKGCKPA-UHFFFAOYSA-N 6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1CC(C)=CC2C(=O)OC(=O)C12 MWSKJDNQKGCKPA-UHFFFAOYSA-N 0.000 claims description 4
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 239000006084 composite stabilizer Substances 0.000 claims description 4
- YAHBZWSDRFSFOO-UHFFFAOYSA-L dimethyltin(2+);2-(2-ethylhexoxy)-2-oxoethanethiolate Chemical compound CCCCC(CC)COC(=O)CS[Sn](C)(C)SCC(=O)OCC(CC)CCCC YAHBZWSDRFSFOO-UHFFFAOYSA-L 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 claims description 4
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 4
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical group CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 claims description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 238000000967 suction filtration Methods 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 230000032683 aging Effects 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 7
- 230000003647 oxidation Effects 0.000 abstract description 7
- 238000007254 oxidation reaction Methods 0.000 abstract description 7
- 230000035699 permeability Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000001046 anti-mould Effects 0.000 abstract description 4
- 239000002546 antimould Substances 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
- C08K7/18—Solid spheres inorganic
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Graft Or Block Polymers (AREA)
Abstract
The invention discloses a preparation method of a polyvinyl chloride modified material, which is characterized by comprising the following steps: the method comprises the following steps: weighing 70-90 parts by weight of polyvinyl chloride resin, 8-12 parts by weight of composite heat stabilizer and 10-20 parts by weight of modified spherical SiO2Particles and 20-70 parts by weight of a curing agent for later use; pouring polyvinyl chloride resin into a high-speed mixer, mixing until the temperature reaches 80-88 ℃, pouring the composite heat stabilizer into the high-speed mixer, continuously mixing until the temperature reaches 90-95 ℃, and then adding the modified spherical SiO2Adding the granules and the curing agent at a stirring speed of 600 toUniformly mixing at the room temperature of 1200r/min, evacuating, degassing, pouring into a mold coated with a release agent, and curing at the temperature of 105-120 ℃ to obtain a polyvinyl chloride material; the modified polyvinyl chloride material prepared by the method has excellent mechanical property, hydrophobicity, self-cleaning property, flame retardance, anti-mould property, ageing resistance, low water vapor permeability, compatibility, oxidation resistance and the like.
Description
Technical Field
The invention relates to the field of preparation methods of high-molecular modified materials, in particular to a preparation method of a polyvinyl chloride modified material.
Background
With the development of science and technology, materials with single property can not meet the needs of people, and modification is the development trend of modern materials. Through the function composition, performance complementation and optimization of two or more materials, the composite material with excellent performance can be prepared. The compounding of organic and inorganic materials is the field of research, and combines the advantages of high hardness of inorganic matter, stable size, good toughness of organic matter, etc. the properties of the composite material depend not only on the properties of single component, but also on the morphology of two phases and microcontact between the two phases. For typical composites, the inorganic components dispersed in the polymer matrix are typically above the micron size, which results in poor microcontact between the two phases. If the prepared material is a composite of inorganic interface energy and polymer on molecular level, the performance is greatly improved. Polyvinyl chloride has the advantages of excellent chemical resistance, mechanical strength, electrical insulation, small flow resistance and the like. Polyvinyl chloride can be formed by extrusion, injection, molding, blow molding and the like, and is widely applied to manufacturing artificial leather, cables, plastic bags, films, daily necessities, various pipes and the like.
At present, the mechanical properties, hydrophobicity, self-cleaning property, flame retardance, anti-mildew property, aging resistance, low water vapor permeability, compatibility, oxidation resistance and the like of the polyvinyl chloride material need to be further improved. Spherical SiO after passing through of the invention2The modified polyvinyl chloride material prepared by the method has excellent mechanical property, hydrophobicity, self-cleaning property, flame retardance, anti-mildew property, aging resistance, low water vapor permeability, compatibility, oxidation resistance and the like.
Disclosure of Invention
The invention aims to provide a preparation method of a polyvinyl chloride modified material, which solves the problems of improving the mechanical property, hydrophobicity, self-cleaning property, flame retardance, anti-mildew property, aging resistance, low water vapor permeability, compatibility, oxidation resistance and the like of a polyvinyl chloride material.
The invention is realized in such a way that the preparation method of the polyvinyl chloride modified material comprises the following steps:
step one, weighing 70-90 parts by weight of polyvinyl chloride resin, 8-12 parts by weight of composite heat stabilizer and 10-20 parts by weight of modified spherical SiO2Particles and 20-70 parts by weight of a curing agent for later use;
step two, firstly pouring the polyvinyl chloride resin into a high-speed mixer to mix until the temperature reaches 80-88 ℃, then pouring the composite heat stabilizer into the high-speed mixer to continuously mix until the temperature reaches 90-95 ℃, and then, adding the modified spherical SiO2Adding the particles and a curing agent, uniformly mixing at the stirring speed of 600-1200 r/min at room temperature, evacuating, degassing, pouring into a mold coated with a release agent, and curing at the temperature of 105-120 ℃ to obtain the modified polyvinyl chloride material.
The further technical scheme of the invention is as follows: the spherical SiO2Surface modification of the particles: using monodisperse micron-sized spherical SiO2Particles prepared by mixing 15-40 parts by weight of spherical SiO2Uniformly mixing particles, 3-9 parts by weight of silane coupling agent and 3-6 parts by weight of 0.1mol/L dilute hydrochloric acid in 150 parts by weight of ethanol, placing the mixture in a reaction kettle, and reacting for 1-2 hours at the conditions of stirring speed of 1000-1600 r/min and temperature of 65-95 ℃;
and then adding 1-4 parts by weight of hydrophobic monomer and 0.02-0.8 part by weight of initiator into the reaction kettle, continuously reacting for 2-4 hours under the conditions that the stirring speed is 300-500 r/min and the temperature is 65-95 ℃, and after the solution is cooled to the room temperature, carrying out suction filtration and drying to prepare the surface-modified spherical SiO2 particles.
The further technical scheme of the invention is as follows: the hydrophobic monomer is glycidyl methacrylate, and the initiator is azobisisobutyronitrile or dibenzoyl peroxide.
The further technical scheme of the invention is as follows: the spherical SiO2Particles having an average particle diameter of 500nm to 2 μm.
The further technical scheme of the invention is as follows: the silane coupling agent is: one of vinyltriethoxysilane and vinyltrimethoxysilane.
The further technical scheme of the invention is as follows: the curing agent is prepared from the following components in percentage by mass of 1: 1 of methyl tetrahydrophthalic anhydride and tetrahydrophthalic anhydride.
The further technical scheme of the invention is as follows: the composite heat stabilizer is composed of methyl tin mercaptide and a calcium/zinc composite stabilizer according to the weight ratio of 4: 1-10: 1.
The invention has the beneficial effects that: the modified polyvinyl chloride material prepared by the method has excellent mechanical property, hydrophobicity, self-cleaning property, flame retardance, anti-mould property, ageing resistance, low water vapor permeability, compatibility, oxidation resistance and the like.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The first embodiment is as follows:
a preparation method of a polyvinyl chloride modified material comprises the following steps:
step one, weighing 70 parts by weight of polyvinyl chloride resin, 8 parts by weight of composite heat stabilizer and 10 parts by weight of modified spherical SiO2Particles and 20 parts by weight of curing agent for later use;
step two, firstly pouring the polyvinyl chloride resin into a high-speed mixer to mix until the temperature reaches 80-88 ℃, then pouring the composite heat stabilizer into the high-speed mixer to continuously mix until the temperature reaches 90-95 ℃, and then, adding the modified spherical SiO2Adding the particles and a curing agent, uniformly mixing at the stirring speed of 600-1200 r/min at room temperature, evacuating, degassing, pouring into a mold coated with a release agent, and curing at the temperature of 105-120 ℃ to obtain the modified polyvinyl chloride material.
The spherical SiO2Surface modification of the particles: using monodisperse micron-sized spherical SiO2Granules, mixing 15 parts by weight of spherical SiO2Uniformly mixing particles, 3 parts by weight of silane coupling agent and 3 parts by weight of 0.1mol/L dilute hydrochloric acid in 150 parts by weight of ethanol, placing the mixture in a reaction kettle, and reacting for 1-2 hours at the conditions of stirring speed of 1000-1600 r/min and temperature of 65-95 ℃;
and then adding 2 parts by weight of hydrophobic monomer and 0.05 part by weight of initiator into the reaction kettle, continuously reacting for 2-4 hours at the stirring speed of 300-500 r/min and the temperature of 65-95 ℃, cooling the solution to room temperature, performing suction filtration, and drying to prepare the surface-modified spherical SiO2 particles.
The hydrophobic monomer is glycidyl methacrylate, and the initiator is azobisisobutyronitrile or dibenzoyl peroxide.
The spherical SiO2Particles having an average particle diameter of 500nm to 2 μm.
The silane coupling agent is: one of vinyltriethoxysilane and vinyltrimethoxysilane.
The curing agent is prepared from the following components in percentage by mass of 1: 1 of methyl tetrahydrophthalic anhydride and tetrahydrophthalic anhydride.
The composite heat stabilizer is composed of methyl tin mercaptide and calcium/zinc composite stabilizer according to the weight ratio of 6: 1.
The modified polyvinyl chloride material prepared by the method has excellent mechanical property, hydrophobicity, self-cleaning property, flame retardance, anti-mould property, ageing resistance, low water vapor permeability, compatibility, oxidation resistance and the like.
Example two:
a preparation method of a polyvinyl chloride modified material comprises the following steps:
step one, weighing 80 parts by weight of polyvinyl chloride resin, 10 parts by weight of composite heat stabilizer and 15 parts by weight of modified spherical SiO2Particles and 50 parts by weight of a curing agent for later use;
step two, pouring the polyvinyl chloride resin into a high-speed mixerMixing until the temperature reaches 80-88 ℃, pouring the composite heat stabilizer into a high-speed mixer to continuously mix until the temperature reaches 90-95 ℃, and then adding the modified spherical SiO2Adding the particles and a curing agent, uniformly mixing at the stirring speed of 600-1200 r/min at room temperature, evacuating, degassing, pouring into a mold coated with a release agent, and curing at the temperature of 105-120 ℃ to obtain the modified polyvinyl chloride material.
The spherical SiO2Surface modification of the particles: using monodisperse micron-sized spherical SiO2Granules, 30 parts by weight of spherical SiO2Uniformly mixing particles, 6 parts by weight of silane coupling agent and 5 parts by weight of 0.1mol/L dilute hydrochloric acid in 150 parts by weight of ethanol, placing the mixture in a reaction kettle, and reacting for 1-2 hours at the conditions of stirring speed of 1000-1600 r/min and temperature of 65-95 ℃;
and then adding 3 parts by weight of hydrophobic monomer and 0.1 part by weight of initiator into the reaction kettle, continuously reacting for 2-4 hours at the stirring speed of 300-500 r/min and the temperature of 65-95 ℃, cooling the solution to room temperature, performing suction filtration, and drying to prepare the surface-modified spherical SiO2 particles.
The hydrophobic monomer is glycidyl methacrylate, and the initiator is azobisisobutyronitrile or dibenzoyl peroxide.
The spherical SiO2Particles having an average particle diameter of 500nm to 2 μm.
The silane coupling agent is: one of vinyltriethoxysilane and vinyltrimethoxysilane.
The curing agent is prepared from the following components in percentage by mass of 1: 1 of methyl tetrahydrophthalic anhydride and tetrahydrophthalic anhydride.
The composite heat stabilizer is composed of methyl tin mercaptide and calcium/zinc composite stabilizer according to the weight ratio of 8: 1.
The modified polyvinyl chloride material prepared by the method has excellent mechanical property, hydrophobicity, self-cleaning property, flame retardance, anti-mould property, ageing resistance, low water vapor permeability, compatibility, oxidation resistance and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A preparation method of polyvinyl chloride modified material is characterized by comprising the following steps: the preparation method comprises the following steps:
step one, weighing 70-90 parts by weight of polyvinyl chloride resin, 8-12 parts by weight of composite heat stabilizer and 10-20 parts by weight of modified spherical SiO2Particles and 20-70 parts by weight of a curing agent for later use;
step two, firstly pouring the polyvinyl chloride resin into a high-speed mixer to mix until the temperature reaches 80-88 ℃, then pouring the composite heat stabilizer into the high-speed mixer to continuously mix until the temperature reaches 90-95 ℃, and then, adding the modified spherical SiO2Adding the particles and a curing agent, uniformly mixing at the stirring speed of 600-1200 r/min at room temperature, evacuating, degassing, pouring into a mold coated with a release agent, and curing at the temperature of 105-120 ℃ to obtain the modified polyvinyl chloride material.
2. The method for preparing a polyvinyl chloride modified material according to claim 1, wherein the method comprises the following steps: the spherical SiO2Surface modification of the particles: using monodisperse micron-sized spherical SiO2Particles prepared by mixing 15-40 parts by weight of spherical SiO2Uniformly mixing particles, 3-9 parts by weight of silane coupling agent and 3-6 parts by weight of 0.1mol/L dilute hydrochloric acid in 150 parts by weight of ethanol, placing the mixture in a reaction kettle, and reacting for 1-2 hours at the conditions of stirring speed of 1000-1600 r/min and temperature of 65-95 ℃;
and then adding 1-4 parts by weight of hydrophobic monomer and 0.02-0.8 part by weight of initiator into the reaction kettle, continuously reacting for 2-4 hours under the conditions that the stirring speed is 300-500 r/min and the temperature is 65-95 ℃, and after the solution is cooled to the room temperature, carrying out suction filtration and drying to prepare the surface-modified spherical SiO2 particles.
3. The method for preparing a polyvinyl chloride modified material according to claim 2, wherein the method comprises the following steps: the hydrophobic monomer is glycidyl methacrylate, and the initiator is azobisisobutyronitrile or dibenzoyl peroxide.
4. The method for preparing a polyvinyl chloride modified material according to claim 2, wherein the method comprises the following steps: the spherical SiO2Particles having an average particle diameter of 500nm to 2 μm.
5. The method for preparing a polyvinyl chloride modified material according to claim 2, wherein the method comprises the following steps: the silane coupling agent is: one of vinyltriethoxysilane and vinyltrimethoxysilane.
6. The method for preparing a polyvinyl chloride modified material according to claim 1, wherein the method comprises the following steps: the curing agent is prepared from the following components in percentage by mass of 1: 1 of methyl tetrahydrophthalic anhydride and tetrahydrophthalic anhydride.
7. The method for preparing a polyvinyl chloride modified material according to claim 1, wherein the method comprises the following steps: the composite heat stabilizer is composed of methyl tin mercaptide and a calcium/zinc composite stabilizer according to the weight ratio of 4: 1-10: 1.
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| CN201911223727.5A CN110951185A (en) | 2019-12-04 | 2019-12-04 | Preparation method of polyvinyl chloride modified material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115109352A (en) * | 2022-07-01 | 2022-09-27 | 巢湖市金鸿电缆有限公司 | Tear-resistant cable protective sleeve and preparation method thereof |
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|---|---|---|---|---|
| CN101250317A (en) * | 2008-03-20 | 2008-08-27 | 江南大学 | Preparation method of epoxy resin composite material with surface modified spherical SiO2 particles |
| CN105218973A (en) * | 2015-10-13 | 2016-01-06 | 云南锡业股份有限公司 | A kind of high efficiency composition polychloroethylene heat stabilizer and preparation method thereof |
| CN110408149A (en) * | 2019-08-21 | 2019-11-05 | 张媛婷 | A kind of high cold resistance polyvinyl chloride cable material and preparation method thereof |
-
2019
- 2019-12-04 CN CN201911223727.5A patent/CN110951185A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101250317A (en) * | 2008-03-20 | 2008-08-27 | 江南大学 | Preparation method of epoxy resin composite material with surface modified spherical SiO2 particles |
| CN105218973A (en) * | 2015-10-13 | 2016-01-06 | 云南锡业股份有限公司 | A kind of high efficiency composition polychloroethylene heat stabilizer and preparation method thereof |
| CN110408149A (en) * | 2019-08-21 | 2019-11-05 | 张媛婷 | A kind of high cold resistance polyvinyl chloride cable material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115109352A (en) * | 2022-07-01 | 2022-09-27 | 巢湖市金鸿电缆有限公司 | Tear-resistant cable protective sleeve and preparation method thereof |
| CN115109352B (en) * | 2022-07-01 | 2023-12-01 | 巢湖市金鸿电缆有限公司 | Tear-resistant cable protective sleeve and preparation method thereof |
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