CN109354768A - A kind of preparation of high-performance refractory scraping-resistant polypropylene material - Google Patents
A kind of preparation of high-performance refractory scraping-resistant polypropylene material Download PDFInfo
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- CN109354768A CN109354768A CN201811204186.7A CN201811204186A CN109354768A CN 109354768 A CN109354768 A CN 109354768A CN 201811204186 A CN201811204186 A CN 201811204186A CN 109354768 A CN109354768 A CN 109354768A
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- scraping
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- polypropylene material
- performance refractory
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- 239000004743 Polypropylene Substances 0.000 title claims abstract description 48
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 44
- -1 polypropylene Polymers 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 title claims abstract description 29
- 238000007790 scraping Methods 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000003063 flame retardant Substances 0.000 claims abstract description 17
- 230000003678 scratch resistant effect Effects 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims abstract description 12
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 10
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 8
- 150000002367 halogens Chemical class 0.000 claims abstract description 8
- 239000000314 lubricant Substances 0.000 claims abstract description 8
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 7
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 7
- 239000002667 nucleating agent Substances 0.000 claims abstract description 7
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052794 bromium Inorganic materials 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 4
- 239000010456 wollastonite Substances 0.000 claims description 4
- 229910052882 wollastonite Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 229920002521 macromolecule Polymers 0.000 claims description 2
- 150000002829 nitrogen Chemical class 0.000 claims description 2
- 239000012188 paraffin wax Substances 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 239000011574 phosphorus Substances 0.000 claims description 2
- 229920005629 polypropylene homopolymer Polymers 0.000 claims description 2
- 239000001993 wax Substances 0.000 claims description 2
- 239000000969 carrier Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000011256 inorganic filler Substances 0.000 abstract 1
- 229910003475 inorganic filler Inorganic materials 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013500 performance material Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- KZVVGZKAVZUACK-BJILWQEISA-N rilpivirine hydrochloride Chemical compound Cl.CC1=CC(\C=C\C#N)=CC(C)=C1NC1=CC=NC(NC=2C=CC(=CC=2)C#N)=N1 KZVVGZKAVZUACK-BJILWQEISA-N 0.000 description 1
- 239000011863 silicon-based powder Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
-
- 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
-
- 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
- C08L2207/20—Recycled plastic
- C08L2207/24—Recycled plastic recycling of old tyres and caoutchouc and addition of caoutchouc particles
Abstract
The present invention relates to a kind of preparations of high-performance refractory scraping-resistant polypropylene material, belong to polymer modification field.It is characterized in that being made of following raw materials according according to mass fraction: 40~90 parts of PP resin, 3~10 parts of low halogen fire retardant, 0.5~5 part of scratch-resistant auxiliary agent, 0~25 part of filler, 0~10 part of compatilizer, 0~0.5 part of nucleating agent, 0~5 part of lubricant, 0.1~1 part of antioxidant.The present invention improves the flame retardant property of PP by adding low halogen fire retardant；Adding scratch-resistant auxiliary agent and lubricant reduces PP skin-friction coefficient.In addition, the present invention improves the hardness of material by filling inorganic filler, it ensure that polyacrylic mechanical property, further improve the scratch resistance and lustrous surface of product.High-performance refractory scraping-resistant polypropylene material prepared by the present invention has good flame retardant property and scraping and wiping resistance performance and excellent mechanical property simultaneously.
Description
Technical field
The present invention relates to a kind of high-performance refractory scraping-resistant polypropylene materials, in particular to one kind has good fire-retardant simultaneously
The polypropylene material and its preparation process of property, scratch resistance and excellent mechanical performance.
Background technique
The excellent combination property of polypropylene (PP), its density is small but intensity is high, has the good transparency and electrical isolation
Performance, flex endurant degree and high-temperature corrosion resistance performance are excellent, therefore the row that is widely applied to automobile interior decoration, household electrical appliance etc.
Industry.However, scratch is inevitably generated on plastic shell in the production of product, storage, transport and use process,
Both the aesthetics of product had been affected, the service performance of product is also affected, has limited the service life of material.Meanwhile PP is easier to
Burning, and is easy to produce drip phenomenon in combustion process, this will necessarily service performance to product and the person and property safety make
At huge harm, this two big disadvantage limits PP in the application in the fields such as automobile, electronic apparatus.Therefore, polypropylene material is resistance to
The research of scratch performance and flame retardant property will become the requirement of future market, this is also a huge city for MODIFIED PP
?.
Currently, domestic and foreign scholars are studies have shown that the scratch resistance of polypropylene material is related with crystal habit, polypropylene spherocrystal
The ability of structure resistance to deformation is preferable, and scoring resistance is also preferable.Scratch-resistant auxiliary agent is added in plastic processes, in surface shape
Play the role of rubbing between reduction substance at a layer structure, to reduce the coefficient of friction of material surface, improves material
Scratch resistance.Suitable filler can effectively improve the scratch resistance of polypropylene material but also improve the mechanical property of material, together
When can also reduce cost.The structure of wollastonite is more special, is that silicon tetrahedron reverses the acicular texture to be formed, with talcum powder phase
Than the wollastonite of same particle size is more excellent to the scratch resistance for improving polypropylene material.
Summary of the invention
The object of the present invention is to provide the polypropylene materials of a kind of good flame-retardance, scratch resistance and excellent mechanical performance
Material.The technical solution adopted by the invention is as follows:
The material is composed of the following components by mass fraction:
Polypropylene: 40~90 parts
Low halogen fire retardant: 3~10 parts
Filler: 0~25 part
Scratch-resistant auxiliary agent: 0.5~5 part
Compatilizer: 0~10 part
Nucleating agent: 0~0.5 part
Lubricant: 0~5 part
Antioxidant: 0.1~1 part
The polypropylene that the present invention is applicable in is the copolymer polypropylene of injection grade, homopolypropylene, one in thermoplastic elastomer (TPE)
Kind is a variety of.
The low halogen fire retardant that the present invention is applicable in is bromine, phosphorus, nitrogen class compound flame retardant, and wherein bromine content is lower than 20%.
The lubricant that the present invention is applicable in is the one or more of polyethylene wax, paraffin and amides.
The scratch-resistant auxiliary agent that the present invention is applicable in is that one kind has containing organic silicon, high molecular weight dispersant and other macromolecules
The Compositional type master batch of machine object carrier.
The filler that the present invention is applicable in is one of silicon powder, wollastonite, glass microballoon, glass fibre etc. or a variety of.
The antioxidant that the present invention is applicable in is irgasfos 168, one or more of antioxidant 1010 etc..
The compatilizer that the present invention is applicable in is PP-g-MAH compatilizer.
The present invention also provides the preparation methods of high-performance refractory scraping-resistant polypropylene material, comprising the following steps:
(1) a certain proportion of polypropylene, low halogen fire retardant, scratch-resistant auxiliary agent, nucleating agent, lubricant, filler etc. are added
It is stirred into high-speed mixer, obtains mixture.
(2) step (1) resulting mixture is made up of double screw extruder melting extrusion through traction, cooling, granulation
The polyacrylic mixture of high-performance refractory scratch-resistant.Wherein the processing temperature of extruder is 160~195 DEG C.
Specific implementation method
Detailed, specific description is carried out to embodiment of the present invention below.Wherein, described embodiment is only this
A part of invention, rather than whole embodiments.Tensile strength by GB/T1040.2-2006 test, tensile bars having a size of
150mm × 10mm × 4mm, tensile speed 20mm/min；Bending strength is tested by GB/T9341-2008, is bent batten size
For 80mm × 10mm × 4mm, test speed 2mm/min；Izod notched impact strength is tested by GB/T1843.1-2008,
Batten is V-arrangement having a size of 80mm × 10mm × 4mm, notch depth 2mm, notch geometry；Pencil hardness presses GB/T5739-1996
Test, pen tip load 1000g；Glowing filament is tested by GB/T5169-97, and 770 DEG C of test condition, 1.5mm.
The embodiment of 1 homopolymerization PP system of table and the formula composition table of comparison example
The formula table of homopolymerization system embodiment and comparison example as shown in table 1, wherein the trade mark of PP is Sinopec
Z30S belongs to injection grade.Here is the preparation method of embodiment and comparison example:
(1) a certain proportion of polypropylene, fire retardant, filler, antioxidant, nucleating agent etc. are added in high-speed mixer and are filled
Divide and stir evenly, obtains mixture.
(2) step (1) resulting mixture is made up of double screw extruder melting extrusion through traction, cooling, granulation
The polyacrylic mixture of high-performance refractory scratch-resistant.Wherein the processing temperature of extruder is 160~195 DEG C.
Above-mentioned high-performance refractory scratch-resistant polypropylene miser is molded into standard batten to test.For embodiment
2~5 and case of comparative examples 1 be tested for the property, test result such as table 2.
The embodiment and comparison example test result of 2 homopolymerization PP system of table
As shown in Table 2, the pencil hardness of pure homopolymerization PP only has 3B, and notch impact strength is lower.Add 5 parts of fire retardants, body
System can pass through 800 DEG C of glowing filaments.Filler is conducive to the raising of pencil hardness, and sample 2 is added to 3 parts of glasses and 10 parts of wollastonites,
The pencil hardness of system is increased to 2B.With the increase of amount of filler, the pencil hardness of system is improved, as samples shown in 4.β at
Core agent is conducive to the formation of beta crystal, and beta crystal is conducive to the raising of toughness, as samples shown in 5.
The formula composition table of the embodiment of 3 PP co-mixing system of table
The test result of the embodiment of 4 PP co-mixing system of table
As shown in Table 4, homopolymerization/copolymerization blending ratio is 70/30, and fire retardant additive amount is 3 parts, and system is scorching hot by 800 DEG C
Silk.The addition of scratch-resistant auxiliary agent improves the scraping and wiping resistance performance of system, but additive amount can excessively reduce the hardness of system, cause
Scraping and wiping resistance performance reduces.The dosage for increasing Compatibilizer PP-g-MAH can improve the interface of substrate and filler, be conducive to nanoparticle
Dispersion, and then increase system mechanical property, improve the scraping and wiping resistance performance of system, as shown in example 10.
Claims (10)
1. a kind of preparation of high-performance refractory scraping-resistant polypropylene material, it is characterised in that the material is had by mass fraction with the following group
Part composition:
Polypropylene: 40~90 parts
Low halogen fire retardant: 3~10 parts
Scratch-resistant auxiliary agent: 0.5~5 part
Filler: 0~25 part
Compatilizer: 0~10 part
Nucleating agent: 0~0.5 part
Lubricant: 0~5 part
Antioxidant: 0.1~1 part.
2. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the polypropylene is note
Mould the copolymer polypropylene of grade, homopolypropylene, one or more of thermoplastic elastomer (TPE).
3. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the low halogen fire retardant
For bromine, phosphorus, nitrogen class compound flame retardant, wherein bromine content is lower than 20%.
4. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the nucleating agent be α or
One of beta nucleater is a variety of.
5. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the lubricant is poly-
Ethylene waxes, paraffin and amides it is one or more.
6. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the scratch-resistant auxiliary agent
For a kind of Compositional type master batch containing organic silicon, high molecular weight dispersant and other macromolecule organic carriers.
7. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the filler is that silicon is micro-
One of powder, wollastonite, glass microballoon, glass fibre etc. are a variety of.
8. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the antioxidant is anti-
Oxygen agent 168, one or more of antioxidant 1010 etc..
9. high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that the compatilizer is PP-
G-MAH compatilizer.
10. the preparation method of high-performance refractory scraping-resistant polypropylene material according to claim 1, it is characterised in that including
Following technique:
(1) by a certain proportion of polypropylene, low halogen fire retardant, scratch-resistant auxiliary agent, nucleating agent, lubricant, filler and antioxidant
It is stirred etc. being added in high-speed mixer, obtains mixture.
(2) by step (1) resulting mixture through double screw extruder melting extrusion, scratch-resistant is made through traction, cooling, granulation
PP.Wherein the processing temperature of extruder is 160~195 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811204186.7A CN109354768A (en) | 2018-10-16 | 2018-10-16 | A kind of preparation of high-performance refractory scraping-resistant polypropylene material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811204186.7A CN109354768A (en) | 2018-10-16 | 2018-10-16 | A kind of preparation of high-performance refractory scraping-resistant polypropylene material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109354768A true CN109354768A (en) | 2019-02-19 |
Family
ID=65349259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811204186.7A Pending CN109354768A (en) | 2018-10-16 | 2018-10-16 | A kind of preparation of high-performance refractory scraping-resistant polypropylene material |
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| Country | Link |
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| CN (1) | CN109354768A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110105661A (en) * | 2019-04-24 | 2019-08-09 | 公牛集团股份有限公司 | A kind of PP modified material of shock resistance scratch-resistant and preparation method thereof |
| CN110229414A (en) * | 2019-05-13 | 2019-09-13 | 南通开普乐工程塑料有限公司 | A kind of scratch-resistant antibacterial high-performance refractory PP composite material and preparation method |
| CN110387083A (en) * | 2019-07-12 | 2019-10-29 | 欧普照明股份有限公司 | Material and lamps and lanterns for lamps and lanterns bottom case |
| CN110483893A (en) * | 2019-08-28 | 2019-11-22 | 日丰企业集团有限公司 | A kind of polypropylene flameretardant material and preparation method thereof can be used for concealed bottom box production |
| CN110894319A (en) * | 2019-10-28 | 2020-03-20 | 中广核俊尔（上海）新材料有限公司 | Polypropylene material for battery cover plate and preparation method thereof |
| CN111234376A (en) * | 2020-01-19 | 2020-06-05 | 广东顺威赛特工程塑料开发有限公司 | Scratch-resistant flame-retardant PP material, preparation method thereof and toilet seat |
| CN112409694A (en) * | 2020-11-30 | 2021-02-26 | 欧普照明股份有限公司 | Material for shell and/or mask of lamp and lamp |
| CN112646268A (en) * | 2020-12-10 | 2021-04-13 | 江苏金发科技新材料有限公司 | High-gloss wear-resistant flame-retardant polypropylene composite material and preparation method thereof |
| CN114106457A (en) * | 2021-10-20 | 2022-03-01 | 广东聚石化学股份有限公司 | Extrusion type flame-retardant polypropylene material and preparation method and application thereof |
| CN115403859A (en) * | 2022-09-15 | 2022-11-29 | 广东圆融新材料有限公司 | Halogen-free flame-retardant polypropylene-polyketone alloy material and preparation method and application thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110105661A (en) * | 2019-04-24 | 2019-08-09 | 公牛集团股份有限公司 | A kind of PP modified material of shock resistance scratch-resistant and preparation method thereof |
| CN110105661B (en) * | 2019-04-24 | 2021-11-19 | 公牛集团股份有限公司 | Impact-resistant scratch-resistant PP modified material and preparation method thereof |
| CN110229414A (en) * | 2019-05-13 | 2019-09-13 | 南通开普乐工程塑料有限公司 | A kind of scratch-resistant antibacterial high-performance refractory PP composite material and preparation method |
| CN110387083A (en) * | 2019-07-12 | 2019-10-29 | 欧普照明股份有限公司 | Material and lamps and lanterns for lamps and lanterns bottom case |
| CN110483893A (en) * | 2019-08-28 | 2019-11-22 | 日丰企业集团有限公司 | A kind of polypropylene flameretardant material and preparation method thereof can be used for concealed bottom box production |
| CN110483893B (en) * | 2019-08-28 | 2022-03-11 | 日丰企业集团有限公司 | Polypropylene flame-retardant material capable of being used for concealed bottom box production and preparation method thereof |
| CN110894319A (en) * | 2019-10-28 | 2020-03-20 | 中广核俊尔（上海）新材料有限公司 | Polypropylene material for battery cover plate and preparation method thereof |
| CN111234376A (en) * | 2020-01-19 | 2020-06-05 | 广东顺威赛特工程塑料开发有限公司 | Scratch-resistant flame-retardant PP material, preparation method thereof and toilet seat |
| CN112409694A (en) * | 2020-11-30 | 2021-02-26 | 欧普照明股份有限公司 | Material for shell and/or mask of lamp and lamp |
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