CN107698877A - A kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof - Google Patents
A kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof Download PDFInfo
- Publication number
- CN107698877A CN107698877A CN201711073846.8A CN201711073846A CN107698877A CN 107698877 A CN107698877 A CN 107698877A CN 201711073846 A CN201711073846 A CN 201711073846A CN 107698877 A CN107698877 A CN 107698877A
- Authority
- CN
- China
- Prior art keywords
- parts
- mica powder
- modified plastics
- shrinkage
- low
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0862—Nickel
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0881—Titanium
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof, the automobile modified plastics includes following raw material：Polypropylene copolymer, butadienestyrene copolymer, polyurethane elastomer, Ti-Ni alloy powder, mica powder, atoleine, magnesium stearate, toughener and heat stabilizer；The preparation method of the modified plastics includes：Raw material weighs, the mixing of polypropylene copolymer, butadienestyrene copolymer and polyurethane elastomer, atoleine, magnesium stearate, heat stabilizer and toughener are mixed into, Ti-Ni alloy powder and mica powder it is scattered, then through being molded, extruding, cooling down, the low-shrinkage automobile modified plastics that program drying contains mica powder.Automobile modified plastics proposed by the present invention, shrinkage factor is low, and wearability and impact resistance are excellent, is unlikely to deform and ftractures, and product qualified rate is high, and service life length, preparation method is simple, is easily mixed between raw material, good forming effect.
Description
Technical field
The present invention relates to novel plastic field of material technology, more particularly to a kind of low-shrinkage automobile containing mica powder to change
Property plastics and preparation method thereof.
Background technology
Automobile is one of vehicles common in our daily lifes, and zero of various material is needed in its production process
Part, wherein having the call with plastic products, such as bumper, instrument board, steering wheel, mud guard, door lock striker plate, noise every
Plate etc. is all plastic products.But product exists with expected specification after often occurring the demoulding in the production process of automotive plastic product
The problems such as deviation, product stability difference, to find out its cause, the shrinkage factor of mainly existing plastic products is generally higher, cause to take off
Irregular deformation occurs for size after the operation such as mould, application, influences product appearance and stability.Contraction based on existing plastics
The problem of rate is high, we have proposed a kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of of proposition contains the low of mica powder
Shrinkage factor automobile modified plastics and preparation method thereof.
A kind of low-shrinkage automobile modified plastics containing mica powder, the automobile modified plastics include following parts by weight
Raw material：56~78 parts of polypropylene copolymer, 34~46 parts of BS, 10~16 parts of polyurethane elastomer, titanium
1~3 part of nickel alloy powder, 10~20 parts of mica powder, 0.2~0.4 part of atoleine, 0.5~1.5 part of magnesium stearate, toughener 5~
10 parts, 0.2~0.6 part of heat stabilizer.
Preferably, the automobile modified plastics includes the raw material of following parts by weight：60~72 parts of polypropylene copolymer, fourth two
36~44 parts of alkene-styrol copolymer, 10~16 parts of polyurethane elastomer, 1.2~2.8 parts of Ti-Ni alloy powder, mica powder 12~
18 parts, 0.2~0.4 part of atoleine, 0.5~1.5 part of magnesium stearate, 6~10 parts of toughener, 0.3~0.5 part of heat stabilizer.
Preferably, the automobile modified plastics includes the raw material of following parts by weight：66 parts of polypropylene copolymer, butadiene-
40 parts of styrol copolymer, 13 parts of polyurethane elastomer, 2 parts of Ti-Ni alloy powder, 15 parts of mica powder, 0.3 part of atoleine are stearic
Sour 1 part of magnesium, 8 parts of toughener, 0.4 part of heat stabilizer.
Preferably, the weight of titanium and nickel ratio is 1 in the Ti-Ni alloy powder：1st, the particle mean size of Ti-Ni alloy powder is 300
~350 mesh, SiO in the mica powder2Content for 45%~49%, Al2O3Content be 23%~27%, average grain diameter 200
~240 mesh, the mass ratio of the Ti-Ni alloy powder and mica powder is 1：5~10.
Preferably, the heat stabilizer is that dihydropyridine mixes with laurate zinc soap, the dihydropyridine and bay
The mass ratio of sour zinc soap is 1：1.6~1.8.
The invention also provides a kind of preparation method of the low-shrinkage automobile modified plastics containing mica powder, including it is following
Step：
S1, according to 56~78 parts of polypropylene copolymer, 34~46 parts of BS, polyurethane elastomer 10~
16 parts, 1~3 part of Ti-Ni alloy powder, 10~20 parts of mica powder, 0.2~0.4 part of atoleine, 0.5~1.5 part of magnesium stearate, increase
Tough dose 5~10 parts, the proportion that 0.2~0.6 part of heat stabilizer weighs each raw material, standby；
S2, by the polypropylene copolymer of corresponding proportion and BS heating premixing, it is to be mixed uniformly, then
Polyurethane elastomer is added, continues to mix to uniform, obtains compound A；
S3, atoleine, magnesium stearate, heat stabilizer and toughener are added into compound A, continue to mix, obtain compound B；
S4, Ti-Ni alloy powder and mica powder will be sequentially added in compound B, it is scattered at a high speed, it is to be mixed uniformly to produce plastics sizing material；
S5, plastics sizing material again through being molded, extruding, cooling down, the low-shrinkage automobile that program drying contains mica powder be modified modeling
Material.
Preferably, the program of described program drying is：0~5min, heated up with 2 DEG C/min speed, 5~10min, with 4
DEG C/heating of min speed, 10~20min, heated up with 6 DEG C/min speed, keep rising to 8 DEG C/min speed after 20min
Drying temperature.
Automobile modified plastics proposed by the present invention, shrinkage factor is low, and wearability and impact resistance are excellent, is unlikely to deform and opens
Split, product qualified rate is high, and service life length, preparation method is simple, is easily mixed between raw material, good forming effect；Automobile modified plastics
With polypropylene copolymer and BS collectively as major ingredient, both complement each other, then coordinate elastic polyurethane
The addition of body and composite type heat stabilizer can significantly improve the stability of automobile modified plastics, reduce the shrinkage factor of plastics, make
Plastic product is unlikely to deform and ftractureed, and ensures the qualification rate of finished product, and the titanium nickel that rational proportion is added in automobile modified plastics closes
Bronze and mica powder can cooperate with the anti-wear performance and impact resistance for improving automobile modified plastics, extend automobile modified plastics
Service life, in addition, the invention also provides between a kind of simple to operate, raw material easily mixing, good forming effect automobile change
The preparation method of property plastics.
Embodiment
The present invention is made with reference to specific embodiment further to explain.
Embodiment one
A kind of low-shrinkage automobile modified plastics containing mica powder proposed by the present invention, include the raw material of following parts by weight：It is poly-
74 parts of propylene copolymer, 38 parts of BS, 10 parts of polyurethane elastomer, 2 parts of Ti-Ni alloy powder, mica powder
12 parts, 0.4 part of atoleine, 1 part of magnesium stearate, 6 parts of toughener, dihydropyridine 0.1,0.18 part of laurate zinc soap；
Its preparation method comprises the following steps：
S1, according to 74 parts of polypropylene copolymer, 38 parts of BS, 10 parts of polyurethane elastomer, Ti-Ni alloy
2 parts of powder, 12 parts of mica powder, 0.4 part of atoleine, 1 part of magnesium stearate, 6 parts of toughener, dihydropyridine 0.1, laurate zinc soap
0.18 part of proportion weighs each raw material, standby；
S2, by the polypropylene copolymer of corresponding proportion and BS heating premixing, it is to be mixed uniformly, then
Polyurethane elastomer is added, continues to mix to uniform, obtains compound A；
S3, atoleine, magnesium stearate, dihydropyridine, laurate zinc soap and toughener are added into compound A, continue to mix,
Obtain compound B；
S4, Ti-Ni alloy powder and mica powder will be sequentially added in compound B, it is scattered at a high speed, it is to be mixed uniformly to produce plastics sizing material；
S5, plastics sizing material again through being molded, extruding, cooling down, program dry, and the program of program drying is：0~5min, with 2 DEG C/
Min speed heating, 5~10min, the speed heating with 4 DEG C/min, 10~20min, the speed heating with 6 DEG C/min,
Keep rising to drying temperature with 8 DEG C/min speed after 20min, drying terminates cold-zone to room temperature and produces the low receipts containing mica powder
Shrinkage automobile modified plastics.
Embodiment two
A kind of low-shrinkage automobile modified plastics containing mica powder proposed by the present invention, include the raw material of following parts by weight：It is poly-
66 parts of propylene copolymer, 40 parts of BS, 13 parts of polyurethane elastomer, 2 parts of Ti-Ni alloy powder, mica powder
15 parts, 0.3 part of atoleine, 1 part of magnesium stearate, 8 parts of toughener, dihydropyridine 0.15,0.25 part of laurate zinc soap；
Its preparation method comprises the following steps：
S1, according to 66 parts of polypropylene copolymer, 40 parts of BS, 13 parts of polyurethane elastomer, Ti-Ni alloy
2 parts of powder, 15 parts of mica powder, 0.3 part of atoleine, 1 part of magnesium stearate, 8 parts of toughener, dihydropyridine 0.15, laurate zinc soap
0.25 part of proportion weighs each raw material, standby；
S2, by the polypropylene copolymer of corresponding proportion and BS heating premixing, it is to be mixed uniformly, then
Polyurethane elastomer is added, continues to mix to uniform, obtains compound A；
S3, atoleine, magnesium stearate, dihydropyridine, laurate zinc soap and toughener are added into compound A, continue to mix,
Obtain compound B；
S4, Ti-Ni alloy powder and mica powder will be sequentially added in compound B, it is scattered at a high speed, it is to be mixed uniformly to produce plastics sizing material；
S5, plastics sizing material again through being molded, extruding, cooling down, program dry, and the program of program drying is：0~5min, with 2 DEG C/
Min speed heating, 5~10min, the speed heating with 4 DEG C/min, 10~20min, the speed heating with 6 DEG C/min,
Keep rising to drying temperature with 8 DEG C/min speed after 20min, drying terminates cold-zone to room temperature and produces the low receipts containing mica powder
Shrinkage automobile modified plastics.
Embodiment three
A kind of low-shrinkage automobile modified plastics containing mica powder proposed by the present invention, include the raw material of following parts by weight：It is poly-
78 parts of propylene copolymer, 46 parts of BS, 12 parts of polyurethane elastomer, 1 part of Ti-Ni alloy powder, mica powder
10 parts, 0.3 part of atoleine, 1.5 parts of magnesium stearate, 10 parts of toughener, dihydropyridine 0.2,0.32 part of laurate zinc soap；
Its preparation method comprises the following steps：
S1, according to 78 parts of polypropylene copolymer, 46 parts of BS, 12 parts of polyurethane elastomer, Ti-Ni alloy
1 part of powder, 10 parts of mica powder, 0.3 part of atoleine, 1.5 parts of magnesium stearate, 10 parts of toughener, dihydropyridine 0.2, zinc laurate
The proportion that 0.32 part of soap weighs each raw material, standby；
S2, by the polypropylene copolymer of corresponding proportion and BS heating premixing, it is to be mixed uniformly, then
Polyurethane elastomer is added, continues to mix to uniform, obtains compound A；
S3, atoleine, magnesium stearate, dihydropyridine, laurate zinc soap and toughener are added into compound A, continue to mix,
Obtain compound B；
S4, Ti-Ni alloy powder and mica powder will be sequentially added in compound B, it is scattered at a high speed, it is to be mixed uniformly to produce plastics sizing material；
S5, plastics sizing material again through being molded, extruding, cooling down, program dry, and the program of program drying is：0~5min, with 2 DEG C/
Min speed heating, 5~10min, the speed heating with 4 DEG C/min, 10~20min, the speed heating with 6 DEG C/min,
Keep rising to drying temperature with 8 DEG C/min speed after 20min, drying terminates cold-zone to room temperature and produces the low receipts containing mica powder
Shrinkage automobile modified plastics.
Above-described embodiment one is into embodiment three, and the weight of titanium and nickel ratio is 1 in Ti-Ni alloy powder：1st, Ti-Ni alloy powder
Particle mean size is 300~350 mesh, SiO in mica powder2Content for 45%~49%, Al2O3Content for 23%~27%, it is average
Particle diameter is 200~240 mesh.
Performance detection is carried out to automobile modified plastics prepared by above-described embodiment one to embodiment three, it is as a result as follows：
| Embodiment one | Embodiment two | Embodiment three | |
| Shrinkage factor % | 0.021 | 0.022 | 0.026 |
| Impact strength KJ/m2 | 61 | 65 | 57 |
| Tensile strength MPa | 32 | 34 | 31 |
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, it is any
Those familiar with the art the invention discloses technical scope in, technique according to the invention scheme and its invention
Design is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
- A kind of 1. low-shrinkage automobile modified plastics containing mica powder, it is characterised in that：The automobile modified plastics include with The raw material of lower parts by weight：56~78 parts of polypropylene copolymer, 34~46 parts of BS, polyurethane elastomer 10~16 parts, 1~3 part of Ti-Ni alloy powder, 10~20 parts of mica powder, 0.2~0.4 part of atoleine, magnesium stearate 0.5~1.5 Part, 5~10 parts of toughener, 0.2~0.6 part of heat stabilizer.
- 2. a kind of low-shrinkage automobile modified plastics containing mica powder according to claim 1, it is characterised in that described Automobile modified plastics includes the raw material of following parts by weight：60~72 parts of polypropylene copolymer, BS 36~ 44 parts, 10~16 parts of polyurethane elastomer, 1.2~2.8 parts of Ti-Ni alloy powder, 12~18 parts of mica powder, atoleine 0.2~ 0.4 part, 0.5~1.5 part of magnesium stearate, 6~10 parts of toughener, 0.3~0.5 part of heat stabilizer.
- 3. a kind of low-shrinkage automobile modified plastics containing mica powder according to claim 1, it is characterised in that described Automobile modified plastics includes the raw material of following parts by weight：66 parts of polypropylene copolymer, 40 parts of BS, gather 13 parts of urethane elastomer, 2 parts of Ti-Ni alloy powder, 15 parts of mica powder, 0.3 part of atoleine, 1 part of magnesium stearate, 8 parts of toughener, 0.4 part of heat stabilizer.
- 4. a kind of low-shrinkage automobile modified plastics containing mica powder according to claim 1, it is characterised in that described The weight of titanium and nickel ratio is 1 in Ti-Ni alloy powder：1st, the particle mean size of Ti-Ni alloy powder is 300~350 mesh, in the mica powder SiO2Content for 45%~49%, Al2O3Content be 23%~27%, average grain diameter be 200~240 mesh, the titanium nickel closes The mass ratio of bronze and mica powder is 1：5~10.
- 5. a kind of low-shrinkage automobile modified plastics containing mica powder according to claim 1, it is characterised in that described Heat stabilizer is that dihydropyridine mixes with laurate zinc soap, and the mass ratio of the dihydropyridine and laurate zinc soap is 1： 1.6~1.8.
- 6. a kind of preparation method of the low-shrinkage automobile modified plastics containing mica powder, it is characterised in that comprise the following steps：S1, according to 56~78 parts of polypropylene copolymer, 34~46 parts of BS, polyurethane elastomer 10~ 16 parts, 1~3 part of Ti-Ni alloy powder, 10~20 parts of mica powder, 0.2~0.4 part of atoleine, 0.5~1.5 part of magnesium stearate, increase Tough dose 5~10 parts, the proportion that 0.2~0.6 part of heat stabilizer weighs each raw material, standby；S2, by the polypropylene copolymer of corresponding proportion and BS heating premixing, it is to be mixed uniformly, then Polyurethane elastomer is added, continues to mix to uniform, obtains compound A；S3, atoleine, magnesium stearate, heat stabilizer and toughener are added into compound A, continue to mix, obtain compound B；S4, Ti-Ni alloy powder and mica powder will be sequentially added in compound B, it is scattered at a high speed, it is to be mixed uniformly to produce plastics sizing material；S5, plastics sizing material again through being molded, extruding, cooling down, the low-shrinkage automobile that program drying contains mica powder be modified modeling Material.
- 7. a kind of low-shrinkage automobile modified plastics containing mica powder according to claim 6, it is characterised in that described Program drying program be：0~5min, the speed heating with 2 DEG C/min, 5~10min, the speed heating with 4 DEG C/min, 10 ~20min, heated up with 6 DEG C/min speed, keep rising to drying temperature with 8 DEG C/min speed after 20min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711073846.8A CN107698877A (en) | 2017-11-05 | 2017-11-05 | A kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711073846.8A CN107698877A (en) | 2017-11-05 | 2017-11-05 | A kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107698877A true CN107698877A (en) | 2018-02-16 |
Family
ID=61177595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711073846.8A Pending CN107698877A (en) | 2017-11-05 | 2017-11-05 | A kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107698877A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1737039A (en) * | 2004-08-18 | 2006-02-22 | 上海杰事杰新材料股份有限公司 | Polyolefin composition and its preparation method and uses |
| CN101759923A (en) * | 2008-12-26 | 2010-06-30 | 上海杰事杰新材料股份有限公司 | Polypropylene composition for automobile bumper and preparation method thereof |
| CN102002186A (en) * | 2010-11-02 | 2011-04-06 | 苏州旭光聚合物有限公司 | Mineral filled low-shrinkage modified polypropylene composite material and preparation method thereof |
| CN102952342A (en) * | 2011-08-30 | 2013-03-06 | 中国石油化工股份有限公司 | Low-shrinkage polypropylene composition and preparation method thereof |
| CN103709513A (en) * | 2013-12-26 | 2014-04-09 | 苏州市涵信塑业有限公司 | Polyformaldehyde-polypropylene compound modified plastic |
| CN103724807A (en) * | 2013-12-17 | 2014-04-16 | 浙江普利特新材料有限公司 | Polypropylene composite material with low after shrinkage, high modulus and high impact resistance and preparation method thereof |
| CN103819817A (en) * | 2014-03-11 | 2014-05-28 | 株洲时代新材料科技股份有限公司 | Polypropylene composition with high fluidity and high dimensional stability and preparation method thereof |
| CN104592645A (en) * | 2014-12-22 | 2015-05-06 | 上海普利特复合材料股份有限公司 | Low-density low-shrinkage high-impact polypropylene composite material and preparation method thereof |
| CN105602179A (en) * | 2015-12-30 | 2016-05-25 | 上海普利特复合材料股份有限公司 | High-rigidity, low-shrinkage and good-appearance polypropylene composite material and preparation method thereof |
| CN106700263A (en) * | 2015-11-15 | 2017-05-24 | 合肥杰事杰新材料股份有限公司 | Special polypropylene composite material with low after-shrinkage rate for automobile bumper and preparation method thereof |
-
2017
- 2017-11-05 CN CN201711073846.8A patent/CN107698877A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1737039A (en) * | 2004-08-18 | 2006-02-22 | 上海杰事杰新材料股份有限公司 | Polyolefin composition and its preparation method and uses |
| CN101759923A (en) * | 2008-12-26 | 2010-06-30 | 上海杰事杰新材料股份有限公司 | Polypropylene composition for automobile bumper and preparation method thereof |
| CN102002186A (en) * | 2010-11-02 | 2011-04-06 | 苏州旭光聚合物有限公司 | Mineral filled low-shrinkage modified polypropylene composite material and preparation method thereof |
| CN102952342A (en) * | 2011-08-30 | 2013-03-06 | 中国石油化工股份有限公司 | Low-shrinkage polypropylene composition and preparation method thereof |
| CN103724807A (en) * | 2013-12-17 | 2014-04-16 | 浙江普利特新材料有限公司 | Polypropylene composite material with low after shrinkage, high modulus and high impact resistance and preparation method thereof |
| CN103709513A (en) * | 2013-12-26 | 2014-04-09 | 苏州市涵信塑业有限公司 | Polyformaldehyde-polypropylene compound modified plastic |
| CN103819817A (en) * | 2014-03-11 | 2014-05-28 | 株洲时代新材料科技股份有限公司 | Polypropylene composition with high fluidity and high dimensional stability and preparation method thereof |
| CN104592645A (en) * | 2014-12-22 | 2015-05-06 | 上海普利特复合材料股份有限公司 | Low-density low-shrinkage high-impact polypropylene composite material and preparation method thereof |
| CN106700263A (en) * | 2015-11-15 | 2017-05-24 | 合肥杰事杰新材料股份有限公司 | Special polypropylene composite material with low after-shrinkage rate for automobile bumper and preparation method thereof |
| CN105602179A (en) * | 2015-12-30 | 2016-05-25 | 上海普利特复合材料股份有限公司 | High-rigidity, low-shrinkage and good-appearance polypropylene composite material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109456538B (en) | Polypropylene composite material with low density, low shrinkage and silver metal texture and preparation method thereof | |
| CN104327530A (en) | Flame-retardant and antistatic wood-plastic composite material and preparation method thereof | |
| CN103980615B (en) | A kind of POSS/PP composite and in the application prepared on automotive trim in plaque | |
| CN106280020A (en) | A kind of fire-retardant rubber material and preparation method thereof | |
| CN103772849A (en) | Flame-retardant zinc stearate modified calcium carbonate filler | |
| CN106147034A (en) | A kind of PP composite material of low linear expansion coefficient and its preparation method and application | |
| CN103619932B (en) | For the adulterant based on epoxy natural rubber of antistatic footwear applications | |
| CN106750976A (en) | A kind of anti-scratch polypropylene material easy to clean of high glaze and preparation method thereof | |
| CN106084490B (en) | One kind is for children vehicle main beam polypropylene material and preparation method thereof | |
| CN102604222B (en) | Polypropylene material for automobile interior trimming parts and preparation method thereof | |
| CN110818990A (en) | Preparation method of light slow-running shoe sole | |
| DE102005038865B4 (en) | A method for producing a propylene-based resin composition, propylene-based resin composition and injection-molded article | |
| CN113150450A (en) | Recyclable nano-cellulose reinforced polypropylene material and preparation method and application thereof | |
| CN103146078A (en) | High-strength plastic bumper and preparation method thereof | |
| DE102013005011A1 (en) | Propylene resin composition and injection-molded article thereof | |
| KR101322808B1 (en) | Method for fabricating eco-friendly synthetic wood | |
| CN107815024B (en) | Scratch-resistant PP (polypropylene) automobile special material and preparation method thereof | |
| CN107698877A (en) | A kind of low-shrinkage automobile modified plastics containing mica powder and preparation method thereof | |
| CN106633415A (en) | Modified polypropylene material which touches well and is used for vehicles and preparation method of modified polypropylene material | |
| CN104497396A (en) | Internal-tooth heat-shrinkable casing for protecting vehicle pipelines, and preparation method and application thereof | |
| CN103350722A (en) | Environment-friendly ternary elastic plastic floor and processing method thereof | |
| CN106117698A (en) | High intensity food bag and preparation method thereof | |
| CN113831642B (en) | Application of basalt fiber in spraying-free polypropylene material, composition of basalt fiber and preparation method of composition | |
| CN109400939A (en) | A kind of polyurethane shape memory bumper and preparation method that EVA is modified | |
| CN103642195A (en) | Preparation method of antibacterial, halogen-free, and fire-retardant polyphenyl ether composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180216 |