CN106700341A - Thermoplastic elastomer modified by nano andalusite powder and preparation method - Google Patents
Thermoplastic elastomer modified by nano andalusite powder and preparation method Download PDFInfo
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- CN106700341A CN106700341A CN201611205557.4A CN201611205557A CN106700341A CN 106700341 A CN106700341 A CN 106700341A CN 201611205557 A CN201611205557 A CN 201611205557A CN 106700341 A CN106700341 A CN 106700341A
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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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured 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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
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Abstract
The invention discloses a thermoplastic elastomer modified by nano andalusite powder and a preparation method. The thermoplastic elastomer is prepared from, by weight, 50-60 parts of polyvinyl chloride, 30-35 parts of acrylonitrile-butadiene rubber, 4-6 parts of bisphenol A phenolic epoxy resin, 4-7 parts of dioctyl phthalate, 10-15 parts of polyethylene, 8-12 parts of naphthene oil, 4-6 parts of zinc stearate, 3-5 parts of polyethylene wax, 6-7 parts of dioctyl sebacate, 3-5 parts of isocyanurate triallyl ester, 3-5 parts of citric acid, 5-7 parts of active white clay, 3-4 parts of titanium dioxide, 3-5 parts of talcum powder, 10-15 parts of nano andalusite powder and 3-6 parts of modified fly ash. The thermoplastic elastomer modified by the nano andalusite powder has excellent comprehensive properties of oil resistance, low temperature resistance, acid and alkali resistance, aging resistance and the like, the low temperature resistance performance is excellent and is up to -75 DEG C at the lowest, and the thermoplastic elastomer is used in a low temperature environment for a long time and does not produce a cracking phenomenon.
Description
Technical field
The present invention relates to new material technology field, more particularly to the modified thermoplastic elastomer (TPE) of a kind of nanometer of andalusite powder and
Its preparation method.
Background technology
Thermoplastic elastomer (TPE), abbreviation TPE or TPR are the elasticity with rubber under normal temperature, are molded with plasticization under high temperature
A class elastomer.Being structurally characterized in that for thermoplastic elastomer (TPE) constitutes different resin section and rubber segments, resin section by chemical bond
Physics crosslinking points are formed by inter-chain action power, rubber segments are high resiliency segments, contribution elasticity, the physical crosslinking of plastics section is with temperature
The change of degree and be in reversible change, it is shown that the plastic processing characteristic of thermoplastic elastomer (TPE).Therefore, thermoplastic elastomers have sulphur
Change the physical and mechanical properties of rubber and the performance of technical process of thermoplastic, be a kind of new between rubber and resin
Macromolecular material, is often known as third generation rubber.But oil resistivity, the resistance to low temperature of current thermoplastic elastomer (TPE) are not
Can significantly improve, it is difficult to reach the requirement of high-quality product properties.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided the modified thermoplastic elastic of a kind of nanometer of andalusite powder
Body, with the combination property such as excellent oil resistant, low temperature resistant, acid and alkali-resistance, ageing-resistant, resistance to low temperature is excellent, minimum to reach -75
DEG C, use at low ambient temperatures for a long time, be not in cracking phenomena, can be used as the environment-friendly type substitute products of cable industry.
To achieve these goals, the present invention is adopted the following technical scheme that：
The modified thermoplastic elastomer (TPE) of a kind of nanometer of andalusite powder, is made up of the raw material of following weight portion：Polyvinyl chloride 50-
60 parts, nitrile rubber 30-35 parts, 4-6 parts of bisphenol A-type novolac epoxy resin, dioctyl phthalate 4-7 parts, polyethylene 10-
15 parts, naphthenic oil 8-12 parts, zinc stearate 4-6 parts, Tissuemat E 3-5 parts, di-n-octyl sebacate 6-7 parts, isocyanuric acid triolefin
Propyl ester 3-5 parts, citric acid 3-5 parts, atlapulgite 5-7 parts, titanium dioxide 3-4 parts, talcum powder 3-5 parts, nanometer andalusite powder 10-15
Part, modified coal ash 3-6 parts.
Described modified coal ash is prepared by following methods：First with 10% salt acid soak flyash 2h, deionization is then used
Water washing is clean, then soaks 2h with 10% sodium hydroxide solution, is washed with deionized to neutrality, and drying is added equivalent to tree
The cetyl trimethylammonium bromide of wooden ash weight 3%, 2% NPE, 3% shitosan, 2% lemon
Lemon acid tributyl, 1500 revs/min are stirred 30 minutes at a high speed, and attrition grinding obtains final product modified coal ash into superfines.
The modified process for preparation of thermoplastic elastomer of described nanometer andalusite powder, including following preparation process：
(1) raw material is weighed by above-mentioned weight portion；
(2) dioctyl phthalate, naphthenic oil, Tissuemat E, di-n-octyl sebacate are put into mixer, 50-65
Stirred 10-15 minutes at DEG C；It is subsequently adding triallyl isocyanurate, citric acid, atlapulgite, titanium dioxide, talcum powder, nanometer
Andalusite powder, modified coal ash, stir 30-40 minutes at 28-35 DEG C；Surplus stock is eventually adding, stir blowing, standby
With；
(3) plasticate：The raw material for stirring is plasticated on extruding granulator, 30-33 revs/min of rotating speed；Feed zone temperature
165-175 DEG C of degree；180-185 DEG C of compression section temperature；190-195 DEG C of metering section temperature, the second 195-200 DEG C of fluxing zone temperature；
185-190 DEG C of outlet temperature；
(4) cooling, pelletizing：After cooling, automatic pelletizing into the thermoplastic elastomer (TPE) micelle equivalent to 4mm × 4mm × 4mm,
Packaging is then finished product.
Compared with the prior art, beneficial effects of the present invention are as follows：
The modified thermoplastic elastomer (TPE) of nanometer andalusite powder of the invention, with excellent oil resistant, low temperature resistant, acid and alkali-resistance,
The combination property such as ageing-resistant, resistance to low temperature is excellent, minimum to reach -75 DEG C, uses at low ambient temperatures for a long time, is not in out
Phenomenon is split, can be used as the environment-friendly type substitute products of cable industry；It is modified by adding andalusite powder, fully plays isolation
Heat, barrier oil etc. are acted on, and drastically increase the oil resistivity and lower temperature resistance of product；By the modified flyash of addition, improve
The dispersing uniformity of thermoplastic elastomer component, so as to improve the quality of product.
Specific embodiment
The present invention is further illustrated with reference to embodiments, but the present invention is not limited only to these embodiments, not
On the premise of departing from present inventive concept, any improvement made is within the scope of the present invention.
Embodiment 1：
The modified thermoplastic elastomer (TPE) of a kind of nanometer of andalusite powder, is made up of the raw material of following weight portion：Polyvinyl chloride 50
Part, 35 parts of nitrile rubber, 4 parts of bisphenol A-type novolac epoxy resin, 4 parts of dioctyl phthalate, 10 parts of polyethylene, naphthenic oil 8
Part, 4 parts of zinc stearate, 3 parts of Tissuemat E, 6 parts of di-n-octyl sebacate, 3 parts of triallyl isocyanurate, 3 parts of citric acid, activity
7 parts of carclazyte, 3 parts of titanium dioxide, 10 parts of 5 part, nanometer andalusite powder of talcum powder, 3 parts of modified coal ash.
Described modified coal ash is prepared by following methods：First with 10% salt acid soak flyash 2h, deionization is then used
Water washing is clean, then soaks 2h with 10% sodium hydroxide solution, is washed with deionized to neutrality, and drying is added equivalent to tree
The cetyl trimethylammonium bromide of wooden ash weight 3%, 2% NPE, 3% shitosan, 2% lemon
Lemon acid tributyl, 1500 revs/min are stirred 30 minutes at a high speed, and attrition grinding obtains final product modified coal ash into superfines.
The modified process for preparation of thermoplastic elastomer of described nanometer andalusite powder, including following preparation process：
(1) raw material is weighed by above-mentioned weight portion；
(2) dioctyl phthalate, naphthenic oil, Tissuemat E, di-n-octyl sebacate are put into mixer, at 50 DEG C
Stirring 10 minutes；It is subsequently adding triallyl isocyanurate, citric acid, atlapulgite, titanium dioxide, talcum powder, nanometer andalusite
Powder, modified coal ash, stir 40 minutes at 28 DEG C；Surplus stock is eventually adding, stir blowing, standby；
(3) plasticate：The raw material for stirring is plasticated on extruding granulator, 30 revs/min of rotating speed；Feed zone temperature
165℃；180 DEG C of compression section temperature；190 DEG C of metering section temperature, the second 200 DEG C of fluxing zone temperature；185 DEG C of outlet temperature；
(4) cooling, pelletizing：After cooling, automatic pelletizing into the thermoplastic elastomer (TPE) micelle equivalent to 4mm × 4mm × 4mm,
Packaging is then finished product.
The thermoplastic elastomer (TPE) of the present embodiment 1 after tested, tensile strength 14.9Mpa, -50 DEG C of black brittleness.
Embodiment 2：
The modified thermoplastic elastomer (TPE) of a kind of nanometer of andalusite powder, is made up of the raw material of following weight portion：Polyvinyl chloride 60
Part, 30 parts of nitrile rubber, 6 parts of bisphenol A-type novolac epoxy resin, 7 parts of dioctyl phthalate, 15 parts of polyethylene, naphthenic oil
12 parts, it is 6 parts of zinc stearate, 5 parts of Tissuemat E, 7 parts of di-n-octyl sebacate, 5 parts of triallyl isocyanurate, 5 parts of citric acid, living
7 parts of carclazyte of property, 4 parts of titanium dioxide, 15 parts of 5 part, nanometer andalusite powder of talcum powder, 6 parts of modified coal ash.
Described modified coal ash is prepared by following methods：First with 10% salt acid soak flyash 2h, deionization is then used
Water washing is clean, then soaks 2h with 10% sodium hydroxide solution, is washed with deionized to neutrality, and drying is added equivalent to tree
The cetyl trimethylammonium bromide of wooden ash weight 3%, 2% NPE, 3% shitosan, 2% lemon
Lemon acid tributyl, 1500 revs/min are stirred 30 minutes at a high speed, and attrition grinding obtains final product modified coal ash into superfines.
The modified process for preparation of thermoplastic elastomer of described nanometer andalusite powder, including following preparation process：
(1) raw material is weighed by above-mentioned weight portion；
(2) dioctyl phthalate, naphthenic oil, Tissuemat E, di-n-octyl sebacate are put into mixer, at 65 DEG C
Stirring 10 minutes；It is subsequently adding triallyl isocyanurate, citric acid, atlapulgite, titanium dioxide, talcum powder, nanometer andalusite
Powder, modified coal ash, stir 30 minutes at 35 DEG C；Surplus stock is eventually adding, stir blowing, standby；
(3) plasticate：The raw material for stirring is plasticated on extruding granulator, 33 revs/min of rotating speed；Feed zone temperature
175℃；185 DEG C of compression section temperature；195 DEG C of metering section temperature, the second 200 DEG C of fluxing zone temperature；190 DEG C of outlet temperature；
(4) cooling, pelletizing：After cooling, automatic pelletizing into the thermoplastic elastomer (TPE) micelle equivalent to 4mm × 4mm × 4mm,
Packaging is then finished product.
The thermoplastic elastomer (TPE) of the present embodiment 2 after tested, tensile strength 15.6Mpa, -55 DEG C of black brittleness.
Claims (3)
1. the thermoplastic elastomer (TPE) that a kind of nanometer of andalusite powder is modified, it is characterised in that：It is made up of the raw material of following weight portion：It is poly-
Vinyl chloride 50-60 parts, nitrile rubber 30-35 parts, 4-6 parts of bisphenol A-type novolac epoxy resin, dioctyl phthalate 4-7 parts,
Polyethylene 10-15 parts, naphthenic oil 8-12 parts, zinc stearate 4-6 parts, Tissuemat E 3-5 parts, di-n-octyl sebacate 6-7 parts, isocyanide
3-5 parts of uric acid triallyl, citric acid 3-5 parts, atlapulgite 5-7 parts, titanium dioxide 3-4 parts, talcum powder 3-5 parts, the red post of nanometer
Stone flour 10-15 parts, modified coal ash 3-6 parts.
2. the thermoplastic elastomer (TPE) that according to claim 1 nanometer of andalusite powder is modified, it is characterised in that：Described is modified
Flyash is prepared by following methods：First with 10% salt acid soak flyash 2h, be then washed with deionized it is clean, then with 10%
Sodium hydroxide solution soaks 2h, is washed with deionized to neutrality, and drying is added equivalent to the 16 of tree ash weight 3%
Alkyl trimethyl ammonium bromide, 2% NPE, 3% shitosan, 2% ATBC, high speed 1500
Rev/min stirring 30 minutes, attrition grinding obtains final product modified coal ash into superfines.
3. the process for preparation of thermoplastic elastomer that according to claim 1 nanometer of andalusite powder is modified, it is characterised in that：
Including following preparation process：
(1) raw material is weighed by above-mentioned weight portion；
(2) dioctyl phthalate, naphthenic oil, Tissuemat E, di-n-octyl sebacate are put into mixer, at 50-65 DEG C
Stirring 10-15 minutes；It is subsequently adding the red post of triallyl isocyanurate, citric acid, atlapulgite, titanium dioxide, talcum powder, nanometer
Stone flour, modified coal ash, stir 30-40 minutes at 28-35 DEG C；Surplus stock is eventually adding, stir blowing, standby；
(3) plasticate：The raw material for stirring is plasticated on extruding granulator, 30-33 revs/min of rotating speed；Feed zone temperature
165-175℃；180-185 DEG C of compression section temperature；190-195 DEG C of metering section temperature, the second 195-200 DEG C of fluxing zone temperature；Go out
185-190 DEG C of temperature of mouth；
(4) cooling, pelletizing：After cooling, automatic pelletizing is packed into the thermoplastic elastomer (TPE) micelle equivalent to 4mm × 4mm × 4mm
It is then finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611205557.4A CN106700341A (en) | 2016-12-23 | 2016-12-23 | Thermoplastic elastomer modified by nano andalusite powder and preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611205557.4A CN106700341A (en) | 2016-12-23 | 2016-12-23 | Thermoplastic elastomer modified by nano andalusite powder and preparation method |
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| CN106700341A true CN106700341A (en) | 2017-05-24 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5659855A (en) * | 1979-10-22 | 1981-05-23 | Dainichi Nippon Cables Ltd | Flame-retardant composition |
| JPH03160081A (en) * | 1989-11-17 | 1991-07-10 | Sekisui Chem Co Ltd | Self-adhesive polyvinyl chloride tape |
| CN103524939A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold-resistant oil-resistant flame-retardant polyvinyl chloride cable material |
| CN103524930A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold-resistant PVC sheath material for cable and preparation method thereof |
-
2016
- 2016-12-23 CN CN201611205557.4A patent/CN106700341A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5659855A (en) * | 1979-10-22 | 1981-05-23 | Dainichi Nippon Cables Ltd | Flame-retardant composition |
| JPH03160081A (en) * | 1989-11-17 | 1991-07-10 | Sekisui Chem Co Ltd | Self-adhesive polyvinyl chloride tape |
| CN103524939A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold-resistant oil-resistant flame-retardant polyvinyl chloride cable material |
| CN103524930A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold-resistant PVC sheath material for cable and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 马鸿文: "《工业矿物与岩石》", 31 August 2002, 地质出版社 * |
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Application publication date: 20170524 |