CN104371317A - Matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for automotive interior and preparation method thereof - Google Patents
Matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for automotive interior and preparation method thereof Download PDFInfo
- Publication number
- CN104371317A CN104371317A CN201410606750.3A CN201410606750A CN104371317A CN 104371317 A CN104371317 A CN 104371317A CN 201410606750 A CN201410606750 A CN 201410606750A CN 104371317 A CN104371317 A CN 104371317A
- Authority
- CN
- China
- Prior art keywords
- alloy material
- abs
- abs alloy
- impact
- material according
- 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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- 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
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 matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for an automotive interior and a preparation method of the alloy material. The alloy material comprises the following components in parts by weight: 50-70% of PA, 5-20% of ABS, 4-10% of a phase compatibilizing agent, 0.2-0.5% of an antioxidant, 0.2-1% of a lubricant and 5-20% of high-glue powder. The alloy material is prepared according to the following steps of: mixing the PA, the ABS, the high-glue powder, the lubricant and the phase compatibilizing agent preliminarily, and mixing uniformly to obtain a mixture; adding the mixture into a twin-screw extruder from a main feeding opening; melting and extruding the mixture by the twin-screw extruder; stretching the melted and extruded mixture into strips, and granulating to obtain the alloy material. The preparation method of the alloy material is simple, is highly operable and is easy to implement. In addition, the preparation method can realize the large-scale industrial production of the alloy material by virtue of the existing mature twin-screw extruder and has a very broad application prospect.
Description
Technical field
The present invention relates to PA/ABS material and preparation field thereof, be specifically related to a kind of for automotive trim dumb light high-impact PA/ABS alloy material and preparation method thereof.
Background technology
In recent years, along with the development of automotive industry, the light-weighted requirement of the low oil consumption of automobile low cost is more and more higher, impels the ratio cumulative year after year of plastic material in vehicle material that density is little, preservative property are good.More and more fashion is attractive in appearance in the design of vehicle configuration, this make the design pursuit of plastic items and car body moulding harmonious and unified, this just require the design of automobile plastic component towards complex-shaped, quality light, the future development of multifunction.Therefore, be used for manufacturing the material of automobile plastic component, require both there is high workability, impact and good rigidity, there is again the matrix material of high dimension stability, to meet the day by day harsh requirement of automobile industry, the PA/ABS dumb light automotive interior material of this project construction is mainly for automotive trim aftermarket, the fast development of automotive industry gives PA/ABS dumb light automotive interior material strong support, due to the dumb light that it is natural, can directly apply on inside gadget without the need to spraying, particularly material has higher mobility, excellent shock resistance, PA/ABS dumb light automotive interior material is applied to automobile industry and brings huge profit by project.So not only significantly reduce cost, be also conducive to environmental protection.The more important thing is that this project can save petroleum resources, optimize allocation of resources, protection of the environment and promote that social sustainable development is significant, simultaneously also broken the corner on the market of developed country to China, there is higher social benefit.Although project is not directly earned foreign exchange, can promote that automobile industry products export is earned foreign exchange, there is higher social benefit
Air outlet in automotive trim, CD player shell is the representational automotive trim component of most, the PA/ABS dumb light automotive trim PP Pipe Compound of external widespread use is improved the consistency of high polymer alloy, increases interface binding power, this alloy PP Pipe Compound excellent performance.Domestic employing mechanical blending is material modified, and its production method adopts twin screw extruder etc. by blended granulations such as PA, ABS, compatilizers.The model of BASF exploitation is the blend of nm-19, PA+ABS, and the impact property of this material is excellent, and fluidity of molten is good, and the exclusive dumb light of PA/ABS material provides prerequisite for exempting from spraying, also reflects this point in the glossiness of 85 ° of tests.The sample of test is smooth flat board, and test result has absolutely proved the dumb light of PA/ABS material: the gloss of PC/ABS is the gloss of 83%, ABS is 78%, and the gloss of PA/ABS is only 47%, is only the half of PC/ABS gloss; Its measured data of dermatoglyph product made by PA/ABS material is only 3% ~ 4%, and the measured data of the dermatoglyph product made by PC/ABS is then more than 10%.Can be used for making automotive trim CD player shell, air outlet decorative sheet, securing band decorative sheet etc.
The development of domestic PA/ABS dumb light automotive trim PP Pipe Compound makes some progress in recent years.Guangzhou golden hair science and technology medium viscosity PA6 and ABS, SMA are blended, in its SMA molecular chain vinylbenzene can ABS compatible, dicarboxylic anhydride simultaneously can react with the Amino End Group of PA6 and form chemical bond in extrusion, this generation imide that is swift in response, being developed into high-impact PA/ABS model is thus IC-701, universal models IC-501.
Summary of the invention
The invention provides a kind of for automotive trim dumb light high-impact PA/ABS alloy material, not only can meet the requirement of automotive trim matte degree, also there is higher notched Izod impact strength.
A kind of for automotive trim dumb light high-impact PA/ABS alloy material, comprise the raw material of following weight percent meter:
The present invention is by nylon, ABS matrix, additional compatilizer, lubricant, toughner, oxidation inhibitor are blended, thus make the product obtained by automotive trim dumb light high-impact PA/ABS alloy material of the present invention injection moulding have the performance of high-impact, dumb light, meanwhile, also ensured the mechanical property of its excellence by the combination of components of certain content together.
As preferably, a kind of for automotive trim dumb light high-impact PA/ABS alloy material, comprise the raw material of following weight percent meter:
Described nylon can adopt the commercially available prod of the general trade mark, and as main base, as preferably, described nylon is one or more of nylon 6 and nylon66 fiber, and viscosity is 2.45 ~ 2.8Pas.Be conducive to improving nylon and other materials interfacial layer intensity, there is better consistency, improve the mechanical property of material.
Described ABS can select the product of the existing petro-chemical corporation trade mark, and as preferably, described ABS is the 121H of strange U.S. 757 or LG, can increase sub-luminosity of the present invention and toughness.
Described compatilizer is one or both in SMA and ABS-g-MAH, is preferably UMG S601N.Compatilizer add the consistency that improve between nylon and ABS, make product have good mechanical property, not stratified.ABS and high glue powder particle be evenly distributed in the form of disperse phase with nylon be external phase particle in, can a large amount of energy be absorbed when being hit, with the form consumption of mechanical energy in molecular chain, increase substantially the impact property of material.
The preparation that being added with of lubricant is beneficial to material of the present invention and also utilize material injection of the present invention shaping, adds the lubricity of material.As preferably, described lubricant is selected from one or both of Clariant E wax and montanin wax, can play good lubrication.Further preferably, described lubricant is Clariant E wax, the i.e. one of montanin wax, can have interior lubrication and outer lubrication concurrently, be conducive to material injection of the present invention shaping.
Described high glue powder be butadiene content more than 70%, be preferably the HR181 of Korea S Jin Hu, high glue powder add the impact property having increased substantially material, make material glossiness decline, material becomes dumb light simultaneously.
Described oxidation inhibitor plays oxidation resistant effect, oxidation inhibitor can adopt the commercially available prod of universal models, as preferably, described oxidation inhibitor is oxidation inhibitor 1098, the chemistry of oxidation inhibitor 1098 is called N, N-hexamethyl two (3,5-di-t-butyl-4-hydroxybenzene propionic acid amide), plays antioxygenation.
Present invention also offers a kind of preparation method of glass-reinforced nylon 6 material, its preparation is simple, workable, easy to implement.
For a preparation method for automotive trim dumb light high-impact PA/ABS alloy material, comprise the following steps:
Nylon, ABS, high glue powder, compatilizer, oxidation inhibitor, lubricant are tentatively mixed, mix and obtain mixture, mixture is joined twin screw extruder from main spout, melt extrude through twin screw extruder, then after stretching and granulation, obtain automotive trim dumb light high-impact PA/ABS alloy material.
As preferably, the temperature of the melting mixing of described twin screw extruder is 200 DEG C ~ 240 DEG C, and the rotating speed of described twin screw extruder is 200 ~ 550 revs/min, thus is conducive to the excellent automotive trim dumb light high-impact PA/ABS alloy material of processability.
Compared with prior art, tool of the present invention has the following advantages:
Automotive trim dumb light high-impact PA/ABS alloy material of the present invention passes through the combination of components of certain content together, between the component of each certain content, there is certain synergy, can the performance of strongthener jointly, thus make the product matte effect that obtained by automotive trim dumb light high-impact PA/ABS alloy material of the present invention injection moulding good, impact property is high, meanwhile, also ensured the mechanical property of its excellence by the combination of components of certain content together.Be conducive to the marketization to promote, and there is good economic benefit.
The preparation method of automotive trim dumb light high-impact PA/ABS alloy material of the present invention, its preparation is simple, workable, easy to implement, can can realize large-scale industrial production by means of existing mature technology twin screw extruder, there is boundless application prospect.
The product of the external producers such as alternative part BASF, sieve ground is sub-, for medium-to-high grade automotive air outlet, door-plate, CD player shell, etc. inner and outer decorative parts of automobile.
Embodiment
Technical characterstic of the present invention is set forth further below in conjunction with specific embodiment.
Embodiment 1 ~ 4
Select concrete component by the design parameter of table 1 component and take the component of each embodiment by the weight part of table 1, specifically referring to table 1;
Preparation method for automotive trim dumb light high-impact PA/ABS alloy material is specific as follows:
First nylon is dried, again ABS, high glue powder, compatilizer, oxidation inhibitor, lubricant are added in high-speed mixer and mix 5-10min, after the nylon of oven dry is poured in high-speed mixer, same ABS, high glue powder, compatilizer, oxidation inhibitor, lubricant are mixed together 5-10min, low speed mixing during mixer adopts, the rotating speed of mixer is 200r/min, paddle and bucket wall gap are less than 0.5 centimetre, mix in mixer and obtain mixture, the effect mixed is that visual various particle and powder are substantially even, does not have obvious agglomerate and gathers;
Mixture is joined twin screw extruder from main spout, in twin screw extruder, screw slenderness ratio is 38:1, main-machine screw rotating speed 350 revs/min, each conversion zone temperature in twin screw extruder from feed zone to head is respectively 230 DEG C, 240 DEG C, 230 DEG C, 225 DEG C, 220 DEG C, 220 DEG C, 210 DEG C, 200 DEG C, die head temperature is 230 DEG C, melt extrude through twin screw extruder, then water cooling bracing pelletizing mode is adopted, more namely obtained a kind of for automotive trim dumb light high-impact PA/ABS alloy material through screening and dewatering.
The automotive trim dumb light high-impact PA/ABS alloy material injection moulding at 230 DEG C ~ 250 DEG C injection moulding temperature that is used for prepared by embodiment 1 ~ 4 is obtained test bars, and the correlated performance test of test bars and testing method refer to table 2.
The formula of table 1: embodiment 1-6
The test data of table 2: embodiment 1-6
Test data as can be seen from table 2:
By processing the blending extrusion modification of nylon resin, ABS resin, it is made to keep having the premium properties of both PA, ABS, combine the chemical proofing of the rigidity of ABS, toughness and PA, thermotolerance make product surface obtain the soft feature of gloss, also have the function of sound absorption, noise in car can be reduced.Made the toughness (notched Izod impact strength) of material by compatilizer, had and significantly improved.
Claims (11)
1., for an automotive trim dumb light high-impact PA/ABS alloy material, it is characterized in that: the raw material comprising following weight percent meter:
2. PA/ABS alloy material according to claim 1, is characterized in that: a kind of for automotive trim dumb light high-impact PA/ABS alloy material, it is characterized in that, comprises the raw material of following weight percent meter:
3. PA/ABS alloy material according to claim 1 and 2, is characterized in that, described nylon is one or more of nylon 6 and nylon66 fiber, and viscosity is 2.45 ~ 2.8Pas.
4. PA/ABS alloy material according to claim 1 or 2, is characterized in that, described ABS is one or both in the 121H of strange beautiful 757K and LG.
5. PA/ABS alloy material according to claim 1 and 2, is characterized in that, described compatilizer is one or both in SMA and ABS-g-MAH.
6. PA/ABS alloy material according to claim 5, is characterized in that, described compatilizer is UMG S601N.
7. PA/ABS alloy material according to claim 1 and 2, is characterized in that, described lubricant is one or both in Clariant E wax and montanin wax.
8. PA/ABS alloy material according to claim 1 and 2, is characterized in that, described primary antioxidant is refined precious AT-10, and auxiliary anti-oxidant is refined precious AT-168.
9. PA/ABS alloy material according to claim 1 and 2, is characterized in that, in described high glue powder, butadiene content is more than 70%.
10. PA/ABS alloy material according to claim 1 and 2, is characterized in that, described high glue powder is Korea S brocade lake HR181.
11. preparation methods for automotive trim dumb light high-impact PA/ABS alloy material according to claim 1 and 2, is characterized in that, comprise the following steps:
Nylon, ABS, high glue powder, lubricant, oxidation inhibitor and compatilizer are tentatively mixed, mix and obtain mixture, mixture is joined twin screw extruder from main spout, melt extrude through twin screw extruder, then after stretching and granulation, obtain automotive trim dumb light high-impact PA/ABS alloy material; The temperature of the melting mixing of described twin screw extruder is 220 DEG C ~ 240 DEG C, and the rotating speed of described twin screw extruder is 200 ~ 550rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410606750.3A CN104371317A (en) | 2014-10-31 | 2014-10-31 | Matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for automotive interior and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410606750.3A CN104371317A (en) | 2014-10-31 | 2014-10-31 | Matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for automotive interior and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104371317A true CN104371317A (en) | 2015-02-25 |
Family
ID=52550526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410606750.3A Pending CN104371317A (en) | 2014-10-31 | 2014-10-31 | Matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for automotive interior and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104371317A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105440562A (en) * | 2015-12-21 | 2016-03-30 | 上海锦湖日丽塑料有限公司 | Matte ABS resin composition and preparation method thereof |
| CN106700524A (en) * | 2016-12-27 | 2017-05-24 | 上海长伟锦磁工程塑料有限公司 | High-heat-resistance high-impact PA/ABS alloy material |
| CN108826214A (en) * | 2018-07-25 | 2018-11-16 | 华域视觉科技(上海)有限公司 | The preparation method of Novel free coating front car light and its lens |
| CN109265980A (en) * | 2018-07-26 | 2019-01-25 | 会通新材料股份有限公司 | A kind of good feel PA/ABS alloy material of super dumb light and preparation method thereof |
| CN109354866A (en) * | 2018-07-27 | 2019-02-19 | 重庆会通科技有限公司 | A kind of high-damping, low gloss nylon 6/ABS alloy material and preparation method thereof |
| CN109456568A (en) * | 2018-11-20 | 2019-03-12 | 安徽江淮汽车集团股份有限公司 | A kind of PA composite material and preparation method |
| CN109517373A (en) * | 2018-11-20 | 2019-03-26 | 安徽江淮汽车集团股份有限公司 | A kind of PA6/AES composite material and preparation method |
| CN111087800A (en) * | 2019-12-28 | 2020-05-01 | 会通新材料股份有限公司 | Matte PA/ABS composite material with good touch feeling and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845197A (en) * | 2009-03-25 | 2010-09-29 | 上海锦湖日丽塑料有限公司 | High-performance halogen-free flame retardant ABS modified resin and preparation method thereof |
| CN102051042A (en) * | 2009-10-30 | 2011-05-11 | 上海普利特复合材料股份有限公司 | Low-gloss and scratch-resistant nylon/acrylonitrile-butadiene-styrene resin blending material |
-
2014
- 2014-10-31 CN CN201410606750.3A patent/CN104371317A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845197A (en) * | 2009-03-25 | 2010-09-29 | 上海锦湖日丽塑料有限公司 | High-performance halogen-free flame retardant ABS modified resin and preparation method thereof |
| CN102051042A (en) * | 2009-10-30 | 2011-05-11 | 上海普利特复合材料股份有限公司 | Low-gloss and scratch-resistant nylon/acrylonitrile-butadiene-styrene resin blending material |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105440562B (en) * | 2015-12-21 | 2019-01-25 | 上海锦湖日丽塑料有限公司 | Dumb light ABS resin composition and preparation method thereof |
| CN105440562A (en) * | 2015-12-21 | 2016-03-30 | 上海锦湖日丽塑料有限公司 | Matte ABS resin composition and preparation method thereof |
| CN106700524A (en) * | 2016-12-27 | 2017-05-24 | 上海长伟锦磁工程塑料有限公司 | High-heat-resistance high-impact PA/ABS alloy material |
| CN108826214A (en) * | 2018-07-25 | 2018-11-16 | 华域视觉科技(上海)有限公司 | The preparation method of Novel free coating front car light and its lens |
| CN108826214B (en) * | 2018-07-25 | 2024-05-03 | 华域视觉科技(上海)有限公司 | Novel front car lamp free of coating and preparation method of lens thereof |
| CN109265980A (en) * | 2018-07-26 | 2019-01-25 | 会通新材料股份有限公司 | A kind of good feel PA/ABS alloy material of super dumb light and preparation method thereof |
| CN109265980B (en) * | 2018-07-26 | 2021-07-09 | 会通新材料股份有限公司 | Super-matte PA/ABS alloy material with good hand feeling and preparation method thereof |
| CN109354866B (en) * | 2018-07-27 | 2021-07-09 | 重庆会通科技有限公司 | High-damping low-gloss nylon 6/ABS alloy material and preparation method thereof |
| CN109354866A (en) * | 2018-07-27 | 2019-02-19 | 重庆会通科技有限公司 | A kind of high-damping, low gloss nylon 6/ABS alloy material and preparation method thereof |
| CN109456568A (en) * | 2018-11-20 | 2019-03-12 | 安徽江淮汽车集团股份有限公司 | A kind of PA composite material and preparation method |
| CN109517373B (en) * | 2018-11-20 | 2020-11-03 | 安徽江淮汽车集团股份有限公司 | PA6/AES composite material and preparation method thereof |
| CN109517373A (en) * | 2018-11-20 | 2019-03-26 | 安徽江淮汽车集团股份有限公司 | A kind of PA6/AES composite material and preparation method |
| CN111087800A (en) * | 2019-12-28 | 2020-05-01 | 会通新材料股份有限公司 | Matte PA/ABS composite material with good touch feeling and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104371317A (en) | Matte high-impact PA (polyamide)/ABS (acrylonitrile butadiene styrene) alloy material for automotive interior and preparation method thereof | |
| CN103030971B (en) | Special glass fiber reinforced nylon 6 material of water meter water pump and preparation method thereof | |
| CN105348642A (en) | High fluidity, high modulus, high impact strength polypropylene material used for vehicle bumpers, and preparation method thereof | |
| CN103524822B (en) | A kind of foaming silicone master batch and preparation method thereof and application | |
| CN102911454B (en) | PVC (polyvinyl chloride)/ABS (acrylonitrile butadiene styrene copolymer)/CPE (chlorinated polyethylene) pipe with high impact resistance and method for preparing same | |
| CN103265818B (en) | A kind of compounded lubricant of wood plastic composite | |
| CN103483816A (en) | Carbon fiber reinforced polyimide composite material and preparation method thereof | |
| CN101698728B (en) | Bright and injection-molding wood plastic composite and method for preparing the same | |
| CN111057385A (en) | A kind of super wear-resistant wood-plastic co-extrusion composite material and preparation method thereof | |
| CN106928544A (en) | A kind of cold-resistant high-impact long glass fiber-reinforced polypropylene proprietary material and preparation method thereof | |
| CN102924843B (en) | High-impact polyvinyl chloride (PVC)/ methacrylate-butadiene-styrene (MBS) pipe and preparation method thereof | |
| CN102643480A (en) | Anti-static alloy composite material and preparation method thereof | |
| CN105295368A (en) | Damp-heat aging resisting carbon fiber-reinforced nylon 66 compound material and preparation thereof | |
| CN103275454A (en) | Enhanced highlight ABS (Acrylonitrile-Butadiene-Styrene) composite material and preparation method thereof | |
| CN101974197A (en) | Metal-imitated high-gloss ABS (Acrylonitrile Butadiene Styrene) alloy and preparation method thereof | |
| CN104693590A (en) | Low temperature-resistance polypropylene plastic having good fluidity and preparation method thereof | |
| CN114213840B (en) | An ultra-high strength, low warpage, low floating fiber PA reinforced material and its preparation process | |
| CN109553964A (en) | A kind of scratch selfreparing nylon composite materials and preparation method thereof | |
| CN102604205B (en) | Novel environment-friendly composite reinforced polypropylene building template | |
| CN105482352A (en) | Novel pearly-luster ABS material and processing method | |
| CN104194331A (en) | Preparation method for low temperature-resistant fuel tank nylon material | |
| CN104672941B (en) | A kind of high-low temperature resistant aluminium-plastic-wood co-extruded composite section and preparation method thereof | |
| CN103205132B (en) | Weather-resistant bamboo-plastic composite and preparation method thereof | |
| CN102977530B (en) | Gypsum whisker modified composite sound absorbing material and preparation method thereof | |
| CN101704996A (en) | Halogen-free high-luster anti-buckling deformation filled high-temperature nylon and production process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150225 |
|
| RJ01 | Rejection of invention patent application after publication |