CN113337052A - Soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and production method thereof - Google Patents
Soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and production method thereof Download PDFInfo
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- CN113337052A CN113337052A CN202110647053.2A CN202110647053A CN113337052A CN 113337052 A CN113337052 A CN 113337052A CN 202110647053 A CN202110647053 A CN 202110647053A CN 113337052 A CN113337052 A CN 113337052A
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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
- C08L27/00—Compositions 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and a production method thereof, wherein the soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 20-80 parts of polyvinyl chloride resin B: 20-50 parts of plasticizer A: 20-80 parts of plasticizer B: 10-50 parts of nitrile rubber: 5-15 parts of a heat stabilizer: 3-10 parts of flame retardant: 35-75 parts of lubricant: 1-3 parts of a strong oxidant: 1-2 parts of other auxiliary agents: 1-10 parts. The invention has the characteristics of softness, wear resistance, scraping resistance, bending resistance and good anti-adhesion effect; the appearance is fine and smooth; the material has good processing performance, and can be extruded by a common single/double screw.
Description
Technical Field
The invention relates to the technical field of polyvinyl chloride materials, in particular to a soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and a production method thereof.
Background
The polymer material plays an important role in the current economic development, and is widely applied to various industries due to the characteristics of easy forming, light weight, good mechanical property and electrical insulation property and the like. Among them, polyvinyl chloride plastic has a long history of development, has been a general plastic with the largest productivity in the world, and has been widely used in the fields of building materials, industrial products, daily necessities, floor leathers, floor tiles, artificial leathers, pipes, electric wires and cables, packaging films, bottles, foaming materials, sealing materials, fibers, and the like.
In the production, transportation and laying of electric wire and cable and daily use, inevitable can receive the collision, the risk of scraping, consequently can produce wearing and tearing and scrape white phenomenon, light then influence electric wire and cable's life, heavy then lead to electric wire and cable to lead to the electric leakage because of the damage and hinder people, risk such as conflagration seriously threatens people's life and property safety, simultaneously with this, people have very big improvement to the pursuit of living quality, when daily electronic product line that uses, also put forward higher requirement to the outward appearance of line, hardness, wear resistance.
Disclosure of Invention
The invention aims to provide a soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and a production method thereof, which aim to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the soft scraping-resistant anti-adhesion bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 20-80 parts of polyvinyl chloride resin B: 20-50 parts of plasticizer A: 20-80 parts of plasticizer B: 10-50 parts of nitrile rubber: 5-15 parts of a heat stabilizer: 3-10 parts of flame retardant: 35-75 parts of lubricant: 1-3 parts of a strong oxidant: 1-2 parts of other auxiliary agents: 1-10 parts.
Preferably, the soft scratch-resistant anti-adhesion and bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 55 parts of polyvinyl chloride resin B: 45 parts of plasticizer A: 70 parts of plasticizer B: 20 parts of nitrile rubber: 10 parts of a heat stabilizer: 8 parts of flame retardant: 50 parts of a lubricant: 1 part of strong oxidant: 1 part of other auxiliary agents: 5 parts of the raw materials.
Preferably, the polyvinyl chloride resin A is polyvinyl chloride resin with the polymerization degree of 1300-1500, and the polyvinyl chloride resin B is special polyvinyl chloride matting resin vinyl chloride and acrylate copolymer.
Preferably, the plasticizer A is one or a combination of two of trioctyl trimellitate, dioctyl sebacate, trimellitate, dioctyl terephthalate, diisononyl phthalate and vegetable oil ester, and the plasticizer B is one or a combination of two of tetrabromobenzene anhydride ester and phosphate ester plasticizer.
Preferably, the heat stabilizer is an environment-friendly calcium-zinc composite stabilizer, the flame retardant is a mixture of special antimony trioxide and nano calcium carbonate, the lubricant is a mixture of polyethylene wax and silicone, the strong antioxidant is selected from one or a combination of two of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester and tris (2, 4-di-tert-butylphenyl) phosphite, and the other auxiliary agent is one or more of hexamethylphosphoric triamide, polybutadiene latex/alpha-methyl styrene/acrylonitrile/styrene graft copolymer, maleic anhydride, polydimethylsiloxane and hexamethylphosphoric triamide.
Preferably, the production method of the soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material comprises the following steps:
s1: weighing the following components in parts by weight: polyvinyl chloride resin A, polyvinyl chloride resin B, plasticizer A, plasticizer B, nitrile rubber, a heat stabilizer, a flame retardant, a lubricant, a strong oxidant and other auxiliaries are put into a mixing pot and stirred to 110 ℃;
s2: cooling to 40-70 ℃, pouring out, adding the mixed material into an internal mixer, wherein the internal mixing temperature is 150 ℃;
s3: and after banburying, adding the mixture into a single screw extruder for extrusion and granulation.
Preferably, the method further comprises step S4: pressing the obtained granules into 1-2 sheets on a tablet machine at the temperature of 175 ℃, and vulcanizing the sheets with proper size on a flat vulcanizing machine at the temperature of 200 ℃ for 10 minutes.
Preferably, the temperature of the extrusion unit of the single-screw extruder is set to be 150-180 ℃, the feeding speed is 50-120r/min, and the screw speed is 100-300 r/min.
Compared with the prior art, the invention has the beneficial effects that: has the characteristics of softness, wear resistance, scraping resistance, bending resistance and good anti-adhesion effect; the appearance is fine and smooth; the material has good processing performance, and can be extruded by a common single/double screw.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a graph of test data for the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, a flexible scratch-resistant, anti-adhesion, and bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 20-80 parts of polyvinyl chloride resin B: 20-50 parts of plasticizer A: 20-80 parts of plasticizer B: 10-50 parts of nitrile rubber: 5-15 parts of a heat stabilizer: 3-10 parts of flame retardant: 35-75 parts of lubricant: 1-3 parts of a strong oxidant: 1-2 parts of other auxiliary agents: 1-10 parts.
Preferably, the soft scratch-resistant anti-adhesion and bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 55 parts of polyvinyl chloride resin B: 45 parts of plasticizer A: 70 parts of plasticizer B: 20 parts of nitrile rubber: 10 parts of a heat stabilizer: 8 parts of flame retardant: 50 parts of a lubricant: 1 part of strong oxidant: 1 part of other auxiliary agents: 5 parts of the raw materials.
Preferably, the polyvinyl chloride resin A is polyvinyl chloride resin with the polymerization degree of 1300-1500, and the polyvinyl chloride resin B is special polyvinyl chloride matting resin vinyl chloride and acrylate copolymer.
Preferably, the plasticizer A is one or a combination of two of trioctyl trimellitate, dioctyl sebacate, trimellitate, dioctyl terephthalate, diisononyl phthalate and vegetable oil ester, and the plasticizer B is one or a combination of two of tetrabromobenzene anhydride ester and phosphate ester plasticizer.
Preferably, the heat stabilizer is an environment-friendly calcium-zinc composite stabilizer, the flame retardant is a mixture of special antimony trioxide and nano calcium carbonate, the lubricant is a mixture of polyethylene wax and silicone, the strong antioxidant is selected from one or a combination of two of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester and tris (2, 4-di-tert-butylphenyl) phosphite, and the other auxiliary agent is one or more of hexamethylphosphoric triamide, polybutadiene latex/alpha-methyl styrene/acrylonitrile/styrene graft copolymer, maleic anhydride, polydimethylsiloxane and hexamethylphosphoric triamide.
Preferably, the production method of the soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material comprises the following steps:
s1: weighing the following components in parts by weight: polyvinyl chloride resin A, polyvinyl chloride resin B, plasticizer A, plasticizer B, nitrile rubber, a heat stabilizer, a flame retardant, a lubricant, a strong oxidant and other auxiliaries are put into a mixing pot and stirred to 110 ℃;
s2: cooling to 40-70 ℃, pouring out, adding the mixed material into an internal mixer, wherein the internal mixing temperature is 150 ℃;
s3: and after banburying, adding the mixture into a single screw extruder for extrusion and granulation.
Preferably, the method further comprises step S4: pressing the obtained granules into 1-2 sheets on a tablet machine at the temperature of 175 ℃, and vulcanizing the sheets with proper size on a flat vulcanizing machine at the temperature of 200 ℃ for 10 minutes.
Preferably, the temperature of the extrusion unit of the single-screw extruder is set to be 150-180 ℃, the feeding speed is 50-120r/min, and the screw speed is 100-300 r/min.
The working principle of the invention is as follows: adding the weighed polyvinyl chloride resin, plasticizer, nitrile rubber, heat stabilizer, lubricant, strong antioxidant, flame retardant and other substances into a mixing pot, stirring to 110 ℃, cooling to 40-70 ℃, pouring out, adding the mixture into an internal mixer, wherein the internal mixing temperature is 150 ℃, and adding the mixture into a single-screw extruder for extrusion granulation after internal mixing is finished; the temperature of each extrusion unit is set between 150 ℃ and 180 ℃. The feeding speed is 50-120r/min, and the screw rotating speed is 100-300 r/min; adjusting the rotating speed of the feeding device and the main machine, extruding the materials, and cutting the materials into cylindrical particles with the length of 2-3mm through grain cutting and air cooling; the surface is smooth, the color is uniform, no impurity exists, no continuous particles exist, no pores can be seen by naked eyes after the particles are cut open, and no unmelted substances and impurities exist; pressing the particles into 1-2 sheets on a tablet press at the temperature of 175 ℃, and vulcanizing the sheets with proper size on a flat vulcanizing machine at the temperature of 200 ℃ for 10 minutes; the required polyvinyl chloride material can be obtained; has the characteristics of softness, wear resistance, scraping resistance, bending resistance and good anti-adhesion effect; the appearance is fine and smooth; the material has good processing performance, and can be extruded by a common single/double screw.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material is characterized in that: the soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 20-80 parts of polyvinyl chloride resin B: 20-50 parts of plasticizer A: 20-80 parts of plasticizer B: 10-50 parts of nitrile rubber: 5-15 parts of a heat stabilizer: 3-10 parts of flame retardant: 35-75 parts of lubricant: 1-3 parts of a strong oxidant: 1-2 parts of other auxiliary agents: 1-10 parts.
2. The flexible scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material as claimed in claim 1, wherein: the soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material is prepared from the following raw materials in parts by weight: polyvinyl chloride resin a: 55 parts of polyvinyl chloride resin B: 45 parts of plasticizer A: 70 parts of plasticizer B: 20 parts of nitrile rubber: 10 parts of a heat stabilizer: 8 parts of flame retardant: 50 parts of a lubricant: 1 part of strong oxidant: 1 part of other auxiliary agents: 5 parts of the raw materials.
3. The flexible scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material as claimed in claim 1, wherein: the polyvinyl chloride resin A is polyvinyl chloride resin with the polymerization degree of 1300-1500, and the polyvinyl chloride resin B is special polyvinyl chloride extinction resin vinyl chloride and acrylate copolymer.
4. The flexible scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material as claimed in claim 1, wherein: the plasticizer A is one or a combination of two of trioctyl trimellitate, dioctyl sebacate, trimellitate, dioctyl terephthalate, diisononyl phthalate and vegetable oil ester, and the plasticizer B is one or a combination of two of tetrabromobenzene anhydride ester and phosphate plasticizer.
5. The flexible scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material as claimed in claim 1, wherein: the heat stabilizer is an environment-friendly calcium-zinc composite stabilizer, the flame retardant is a mixture of special antimony trioxide and nano calcium carbonate, the lubricant is a mixture of polyethylene wax and silicone, the strong antioxidant is selected from one or a combination of two of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester and tris (2, 4-di-tert-butylphenyl) phosphite, and the other auxiliary agents are one or more of hexamethylphosphoric triamide, polybutadiene latex/alpha-methylstyrene/acrylonitrile/styrene graft copolymer, maleic anhydride, polydimethylsiloxane and hexamethylphosphoric triamide.
6. The method for producing the flexible, scratch-resistant, adhesion-preventing and bending-resistant polyvinyl chloride material according to claim 1, wherein the method comprises the following steps: the method comprises the following steps:
s1: weighing the following components in parts by weight: polyvinyl chloride resin A, polyvinyl chloride resin B, plasticizer A, plasticizer B, nitrile rubber, a heat stabilizer, a flame retardant, a lubricant, a strong oxidant and other auxiliaries are put into a mixing pot and stirred to 110 ℃;
s2: cooling to 40-70 ℃, pouring out, adding the mixed material into an internal mixer, wherein the internal mixing temperature is 150 ℃;
s3: and after banburying, adding the mixture into a single screw extruder for extrusion and granulation.
7. The flexible scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material as claimed in claim 6, wherein: further comprising step S4: pressing the obtained granules into 1-2 sheets on a tablet machine at the temperature of 175 ℃, and vulcanizing the sheets with proper size on a flat vulcanizing machine at the temperature of 200 ℃ for 10 minutes.
8. The flexible scratch-resistant adhesion-preventing bending-resistant polyvinyl chloride material as claimed in claim 6 or 7, wherein: the temperature of an extrusion unit of the single-screw extruder is set to be 150-180 ℃, the feeding rotating speed is 50-120r/min, and the screw rotating speed is 100-300 r/min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110647053.2A CN113337052A (en) | 2021-06-10 | 2021-06-10 | Soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110647053.2A CN113337052A (en) | 2021-06-10 | 2021-06-10 | Soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and production method thereof |
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| CN202110647053.2A Pending CN113337052A (en) | 2021-06-10 | 2021-06-10 | Soft scratch-resistant anti-adhesion bending-resistant polyvinyl chloride material and production method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020815A (en) * | 2011-01-12 | 2011-04-20 | 成都市新津事丰医疗器械有限公司 | Delustring medical soft PVC modified material with low temperature resistance and low DOP precipitation |
| CN105924846A (en) * | 2016-06-12 | 2016-09-07 | 开平市宝来塑胶制品有限公司 | Matte, high-elasticity and low-temperature-resistant PVC hose and preparation method thereof |
| CN109054247A (en) * | 2018-08-01 | 2018-12-21 | 安徽邦瑞新材料科技有限公司 | One kind prevents adhesion frosted matt PVC door seal material and preparation method |
| CN111040340A (en) * | 2019-12-30 | 2020-04-21 | 浙江万马高分子材料集团有限公司 | PVC sizing material and preparation method and application thereof |
| CN111378239A (en) * | 2020-05-07 | 2020-07-07 | 上海氯碱化工股份有限公司 | Extinction-containing polyvinyl chloride resin composition for preparing soft mouse pad and preparation method thereof |
-
2021
- 2021-06-10 CN CN202110647053.2A patent/CN113337052A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020815A (en) * | 2011-01-12 | 2011-04-20 | 成都市新津事丰医疗器械有限公司 | Delustring medical soft PVC modified material with low temperature resistance and low DOP precipitation |
| CN105924846A (en) * | 2016-06-12 | 2016-09-07 | 开平市宝来塑胶制品有限公司 | Matte, high-elasticity and low-temperature-resistant PVC hose and preparation method thereof |
| CN109054247A (en) * | 2018-08-01 | 2018-12-21 | 安徽邦瑞新材料科技有限公司 | One kind prevents adhesion frosted matt PVC door seal material and preparation method |
| CN111040340A (en) * | 2019-12-30 | 2020-04-21 | 浙江万马高分子材料集团有限公司 | PVC sizing material and preparation method and application thereof |
| CN111378239A (en) * | 2020-05-07 | 2020-07-07 | 上海氯碱化工股份有限公司 | Extinction-containing polyvinyl chloride resin composition for preparing soft mouse pad and preparation method thereof |
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Application publication date: 20210903 |