CN106009312A - Modified polypropylene and polystyrene alloy material and preparation method thereof - Google Patents
Modified polypropylene and polystyrene alloy material and preparation method thereof Download PDFInfo
- Publication number
- CN106009312A CN106009312A CN201610527594.0A CN201610527594A CN106009312A CN 106009312 A CN106009312 A CN 106009312A CN 201610527594 A CN201610527594 A CN 201610527594A CN 106009312 A CN106009312 A CN 106009312A
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- alloy material
- polystyrene
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- polystyrene alloy
- modified polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/14—Copolymers of propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
-
- 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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
Abstract
The invention discloses a modified polypropylene and polystyrene alloy material. The modified polypropylene and polystyrene alloy material is prepared from, by weight, 32-72 parts of polypropylene, 5-10 parts of polystyrene, 10-20 parts of flexibilizer, 1-10 parts of compatilizer, 1-5 parts of high light auxiliary packing, 10-20 parts of low shrinkage packing, 0.05-2 parts of heat stabilizer and 0.05-1 part of processing aid. A preparation method of the modified polypropylene and polystyrene alloy material comprises the steps that the above-mentioned raw materials are weighed according to proportions, the weighed raw materials are put into a double-screw extruder of which the length-diameter ratio is (36-40):1 for melt extrusion granulation, and the low shrinkage packing needs to be subjected to side feeding. The modified polypropylene and polystyrene alloy material has excellent impact strength and rigidity, high glossiness and low shrinkage, high-gloss ABS can be replaced directly, and injection molding is conducted on shell products of household appliances without modifying a mold.
Description
Technical field
The invention belongs to advanced composite material (ACM) technical field, particularly relate to one
High glaze, the modified polypropene/polystyrene alloy material of lower shrinkage and preparation side thereof
Method.
Background technology
At present, household appliances are in addition to requiring to have good mechanical performance, in addition it is also necessary to
There is good outward appearance, such as high glaze, selected materials mainly have polypropylene, ABS,
Polystyrene etc..Wherein, owing to the advantage of ABS is a lot, such as rigidity-toughness balanced and good
Good dimensional stability, easy application, coloring, it is also possible to carry out surface metallization,
Plating, welding, hot pressing and the secondary operations etc. such as bonding, therefore have many uses, consumption
The biggest.Compare ABS due to polypropylene material and there is clear advantage, as thermostability,
Having obvious advantage in weatherability, density and price, therefore polypropylene substitutes ABS
Have broad prospects.But, owing to polypropylene there is also deficiency, compare ABS
For, maximum shortcoming is big with regard to shrinkage factor, therefore carries out straight on existing ABS mould
Taking over generation, certainly exist size difference, final product can not meet matching requirements.
Summary of the invention
In order to overcome drawbacks described above, the invention provides a kind of modified polypropene/polyphenyl
Ethylene alloy material and preparation method thereof, assists by adding lower shrinkage filler and high light
Filler, greatly reduces the shrinkage factor of material so that it is reach suitable with ABS shrinkage factor,
And glossiness also slightly improves than polypropylene itself, and there is the impact strength of excellence
And rigidity.
The present invention is to solve that its technical problem be the technical scheme is that
A kind of modified polypropene/polystyrene alloy material, comprises following parts by weight
Raw material:
Polypropylene: 32～72 parts；
Polystyrene: 5～10 parts；
Toughener: 10～20 parts；
Compatilizer: 1～10 part；
High light auxiliary packing: 1～5 part；
Lower shrinkage filler: 10～20 parts；
Heat stabilizer: 0.05～2 part；
Processing aid: 0.05～1 part.
As a further improvement on the present invention, described polypropylene is that COPP is with equal
One or both mixture in poly-polypropylene.
As a further improvement on the present invention, described polystyrene is general purpose grade polyphenyl second
Alkene.
As a further improvement on the present invention, described toughener is ethylene-butylene copolymer
With one or both the mixture in POE.
As a further improvement on the present invention, described compatilizer is that polar monomer graft gathers
Compound, this polymer is common selected from polyethylene, polypropylene, ethylene-α-ethylene-octene
One or more mixture in polymers；Described polar monomer be maleic anhydride and
Derivant, one or more mixture of acrylicacidandesters analog derivative.
As a further improvement on the present invention, described high light auxiliary packing is barium sulfate.
As a further improvement on the present invention, described lower shrinkage filler is that potassium titanate is brilliant
Palpus, aluminium borate whisker, ZnOw, magnesium sulfate crystal whisker, calcium sulfate crystal whiskers, carbon
A kind of or mixture that they are two or more in acid calcium pyroborate.
As a further improvement on the present invention, described heat stabilizer be phenols, amine,
The complex of phosphorous acid esters, half Hinered phenols, acryloyl group functional group and monothioester
A kind of in class, calixarene kind heat stabilizer or the mixture that they are two or more.
As a further improvement on the present invention, described processing aid selected from calcium stearate,
One or more mixture in zinc stearate, erucyl amide.
The present invention also provides for one and prepares modified polypropene/polystyrene as above
The method of alloy material, comprises the steps:
(1) various raw materials are weighed by proportioning；
(2) by polypropylene, polystyrene, toughener, compatilizer, high light auxiliary
Filler, lower shrinkage filler, heat stabilizer, processing aid add draw ratio be 36～
Melt extruding pelletize in the double screw extruder of 40:1, extrusion temperature is 200 DEG C
-230 DEG C, lower shrinkage filler needs side to feed.
The invention has the beneficial effects as follows: the present invention utilizes the conjunction of polypropylene/polystyrene
Technology for gold, by adding lower shrinkage filler and high light auxiliary packing, greatly reduces material
The shrinkage factor of material so that it is reach suitable with ABS shrinkage factor, and glossiness also ratio poly-third
Alkene itself slightly improves, and has impact strength and the rigidity of excellence, it is possible to achieve
Directly replace high glaze ABS, mould need not be revised, be molded household appliances shell product.
Detailed description of the invention
, the present invention is elaborated in conjunction with the embodiments, but protection scope of the present invention
It is not limited to following embodiment, i.e. in every case with in scope of the present invention patent and description
Simple equivalence change and the modification of Rong Suozuo, the most still belongs to patent covering scope of the present invention
Within.
Embodiment 1:
By 45.5 kilograms of polypropylene K1011,10 kilograms of GPPS 123P, 0.7 kilogram
Heat stabilizer (0.4 kilogram of phenolic thermostabilizers Irganox1010 and 0.3 kilogram of Asia
Phosphoric acid ester heat stabilizer Irganox168), 0.8 kilogram of processing aid calcium stearate,
15 kilograms of ethylene-octene copolymers, 5 kilograms of maleic anhydride inoculated polypropylenes
BONDYRAM 1001CN, 5 kilograms of barium sulfate, 18 kilograms of calcium sulfate crystal whiskers add long
Footpath disperses than for melting mixing in the double screw extruder of 40:1, and extrusion temperature is
220 DEG C, calcium sulfate crystal whiskers needs side to feed, and finally gives product.Gained material grain is through sample preparation
And test performance, concrete data see below form.
Embodiment 2:
By 53.5 kilograms of polypropylene K1011,5 kilograms of GPPS 123P, 0.7 kilogram
Heat stabilizer (0.4 kilogram of phenolic thermostabilizers Irganox1010 and 0.3 kilogram of Asia
Phosphoric acid ester heat stabilizer Irganox168), 0.8 kilogram of processing aid calcium stearate,
15 kilograms of ethylene-octene copolymers, 5 kilograms of maleic anhydride inoculated polypropylenes
BONDYRAM 1001CN, 2 kilograms of barium sulfate, 18 kilograms of calcium sulfate crystal whiskers add long
Footpath disperses than for melting mixing in the double screw extruder of 40:1, and extrusion temperature is
220 DEG C, calcium sulfate crystal whiskers needs side to feed, and finally gives product.Gained material grain is through sample preparation
And test performance, concrete data see below form.
Embodiment 3:
By 63.5 kilograms of polypropylene K1011,10 kilograms of GPPS 123P, 0.7 kilogram
Heat stabilizer (0.4 kilogram of phenolic thermostabilizers Irganox1010 and 0.3 kilogram of Asia
Phosphoric acid ester heat stabilizer Irganox168), 0.8 kilogram of processing aid calcium stearate,
15 kilograms of ethylene-octene copolymers, 5 kilograms of maleic anhydride inoculated polypropylenes
It is the twin screw of 40:1 that BONDYRAM 1001CN, 5 kilograms of barium sulfate add draw ratio
Melting mixing dispersion in extruder, extrusion temperature is 220 DEG C, finally gives product.
Gained material grain sees below form through sample preparation test performance, concrete data.
Embodiment 4:
By 55.5 kilograms of polypropylene K1011,5 kilograms of GPPS 123P, 0.7 kilogram
Heat stabilizer (0.4 kilogram of phenolic thermostabilizers Irganox1010 and 0.3 kilogram of Asia
Phosphoric acid ester heat stabilizer Irganox168), 0.8 kilogram of processing aid calcium stearate,
15 kilograms of ethylene-octene copolymers, 5 kilograms of maleic anhydride inoculated polypropylenes
It is 40:1's that BONDYRAM 1001CN, 18 kilograms of calcium sulfate crystal whiskers add draw ratio
Melting mixing dispersion in double screw extruder, extrusion temperature is 220 DEG C, and calcium sulfate is brilliant
Side must be needed to feed, finally give product.Gained material grain is through sample preparation test performance, specifically
Data see below form.
Comparative example:
By 83.5 kilograms of polypropylene K1011,0.7 kilogram of heat stabilizer (0.4 kilogram
Phenolic thermostabilizers Irganox1010 and 0.3 kilogram of phosphite ester type thermal stabilizing agent
Irganox168), 0.8 kilogram of processing aid calcium stearate, 15 kilograms of ethylene-octene
Copolymer, add draw ratio be 40:1 double screw extruder in melting mixing dispersion,
Extrusion temperature is 220 DEG C, finally gives product.Gained material grain is through sample preparation testability
Can, concrete data see below form.
By the contrast test result in above table, utilize polypropylene/polyphenyl
The alloy technology of ethylene, by adding lower shrinkage filler and high light auxiliary packing, significantly
Reduce the shrinkage factor of material so that it is reach suitable with ABS shrinkage factor, and glossiness
Also slightly improve than polypropylene itself, and there is impact strength and the rigidity of excellence.
Claims (10)
1. modified polypropene/polystyrene alloy material, it is characterised in that bag
Raw material containing following parts by weight:
Polypropylene: 32～72 parts；
Polystyrene: 5～10 parts；
Toughener: 10～20 parts；
Compatilizer: 1～10 part；
High light auxiliary packing: 1～5 part；
Lower shrinkage filler: 10～20 parts；
Heat stabilizer: 0.05～2 part；
Processing aid: 0.05～1 part.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described polypropylene is in COPP and HOPP
One or both mixture.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described polystyrene is General Purpose Polystyrenre.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described toughener be ethylene-butylene copolymer and ethylene octene altogether
One or both mixture in polymers.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described compatilizer is polar monomer graft polymer, this polymerization
Thing one in polyethylene, polypropylene, ethylene-α-ethylene-octene copolymer
Or several mixture；Described polar monomer is maleic anhydride and derivant thereof, propylene
Acid and one or more mixture of esters derivative thereof.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described high light auxiliary packing is barium sulfate.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described lower shrinkage filler be potassium titanate crystal whisker, aluminium borate whisker,
One in ZnOw, magnesium sulfate crystal whisker, calcium sulfate crystal whiskers, calcium carbonate crystal whisker
Or its two or more mixture.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described heat stabilizer be phenols, amine, phosphorous acid esters,
Half Hinered phenols, acryloyl group functional group and the compound species of monothioester, calixarene kind
A kind of in heat stabilizer or the mixture that they are two or more.
Modified polypropene the most according to claim 1/polystyrene alloy material
Material, it is characterised in that: described processing aid is selected from calcium stearate, zinc stearate, mustard
One or more mixture in acid amide.
10. the modification prepared according to any one of claim 1 to 9 poly-third
The method of alkene/polystyrene alloy material, it is characterised in that comprise the steps:
(1) various raw materials are weighed by proportioning；
(2) by polypropylene, polystyrene, toughener, compatilizer, high light auxiliary
Filler, lower shrinkage filler, heat stabilizer, processing aid add draw ratio be 36～
Melt extruding pelletize in the double screw extruder of 40:1, extrusion temperature is 200 DEG C
-230 DEG C, lower shrinkage filler needs side to feed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610527594.0A CN106009312A (en) | 2016-07-06 | 2016-07-06 | Modified polypropylene and polystyrene alloy material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610527594.0A CN106009312A (en) | 2016-07-06 | 2016-07-06 | Modified polypropylene and polystyrene alloy material and preparation method thereof |
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| CN106009312A true CN106009312A (en) | 2016-10-12 |
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| CN201610527594.0A Pending CN106009312A (en) | 2016-07-06 | 2016-07-06 | Modified polypropylene and polystyrene alloy material and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112111105A (en) * | 2020-08-28 | 2020-12-22 | 安徽越洋达新能源科技有限公司 | High strength power support |
| CN112480547A (en) * | 2020-11-27 | 2021-03-12 | 青岛海尔新材料研发有限公司 | Low-shrinkage electroplating-grade polypropylene composite material and preparation method thereof |
| CN112795089A (en) * | 2020-12-29 | 2021-05-14 | 成都金发科技新材料有限公司 | Low-shrinkage PP/PS-based alloy and preparation method and application thereof |
| CN113980396A (en) * | 2021-12-27 | 2022-01-28 | 广东天安高分子科技有限公司 | Surface decorative material and preparation method thereof |
| CN117024881A (en) * | 2023-09-14 | 2023-11-10 | 广东科净塑料制品有限公司 | Corrosion-resistant and wear-resistant composite PP material and preparation process thereof |
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| CN101787158A (en) * | 2009-10-10 | 2010-07-28 | 深圳市科聚新材料有限公司 | Directly sprayed polypropylene material and preparation method thereof |
| CN101993564A (en) * | 2009-08-24 | 2011-03-30 | 新疆大学 | Method for preparing polypropylene material special for automobile instrument panel |
| CN102746583A (en) * | 2012-06-29 | 2012-10-24 | 厦门建霖工业有限公司 | Modified polypropylene material, and preparation method and application thereof |
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- 2016-07-06 CN CN201610527594.0A patent/CN106009312A/en active Pending
Patent Citations (4)
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| CN101768312A (en) * | 2008-12-26 | 2010-07-07 | 深圳市科聚新材料有限公司 | High-gloss and high-impact resistance PS / PP composite for manufacturing telephone case and preparation method thereof |
| CN101993564A (en) * | 2009-08-24 | 2011-03-30 | 新疆大学 | Method for preparing polypropylene material special for automobile instrument panel |
| CN101787158A (en) * | 2009-10-10 | 2010-07-28 | 深圳市科聚新材料有限公司 | Directly sprayed polypropylene material and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112111105A (en) * | 2020-08-28 | 2020-12-22 | 安徽越洋达新能源科技有限公司 | High strength power support |
| CN112480547A (en) * | 2020-11-27 | 2021-03-12 | 青岛海尔新材料研发有限公司 | Low-shrinkage electroplating-grade polypropylene composite material and preparation method thereof |
| CN112795089A (en) * | 2020-12-29 | 2021-05-14 | 成都金发科技新材料有限公司 | Low-shrinkage PP/PS-based alloy and preparation method and application thereof |
| CN113980396A (en) * | 2021-12-27 | 2022-01-28 | 广东天安高分子科技有限公司 | Surface decorative material and preparation method thereof |
| CN117024881A (en) * | 2023-09-14 | 2023-11-10 | 广东科净塑料制品有限公司 | Corrosion-resistant and wear-resistant composite PP material and preparation process thereof |
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Application publication date: 20161012 |