CN101343392A - Halogen-free flame-proof reinforced polypropylene composite material and preparation thereof - Google Patents
Halogen-free flame-proof reinforced polypropylene composite material and preparation thereof Download PDFInfo
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- CN101343392A CN101343392A CNA2008101203629A CN200810120362A CN101343392A CN 101343392 A CN101343392 A CN 101343392A CN A2008101203629 A CNA2008101203629 A CN A2008101203629A CN 200810120362 A CN200810120362 A CN 200810120362A CN 101343392 A CN101343392 A CN 101343392A
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- -1 polypropylene Polymers 0.000 title claims abstract description 80
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 79
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 79
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims description 24
- 239000003063 flame retardant Substances 0.000 claims abstract description 44
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 40
- 239000003365 glass fiber Substances 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 239000004925 Acrylic resin Substances 0.000 claims description 16
- 229920000178 Acrylic resin Polymers 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 16
- 230000004927 fusion Effects 0.000 claims description 15
- 238000005453 pelletization Methods 0.000 claims description 10
- 239000006057 Non-nutritive feed additive Substances 0.000 claims description 9
- 238000010309 melting process Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims 1
- 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 abstract description 21
- 239000000463 material Substances 0.000 abstract description 14
- 150000001875 compounds Chemical class 0.000 abstract description 7
- 239000011347 resin Substances 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- 229920002292 Nylon 6 Polymers 0.000 abstract description 2
- 229910052736 halogen Inorganic materials 0.000 abstract 5
- 150000002367 halogens Chemical class 0.000 abstract 5
- 239000012752 auxiliary agent Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 7
- 239000004114 Ammonium polyphosphate Substances 0.000 description 5
- 235000019826 ammonium polyphosphate Nutrition 0.000 description 5
- 229920001276 ammonium polyphosphate Polymers 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000012757 flame retardant agent Substances 0.000 description 4
- 238000009775 high-speed stirring Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 102220040412 rs587778307 Human genes 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OUPZKGBUJRBPGC-UHFFFAOYSA-N 1,3,5-tris(oxiran-2-ylmethyl)-1,3,5-triazinane-2,4,6-trione Chemical compound O=C1N(CC2OC2)C(=O)N(CC2OC2)C(=O)N1CC1CO1 OUPZKGBUJRBPGC-UHFFFAOYSA-N 0.000 description 1
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229940059574 pentaerithrityl Drugs 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- XFZRQAZGUOTJCS-UHFFFAOYSA-N phosphoric acid;1,3,5-triazine-2,4,6-triamine Chemical compound OP(O)(O)=O.NC1=NC(N)=NC(N)=N1 XFZRQAZGUOTJCS-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses non-halogen and flame-resistant reinforced polypropylene compound material. According to the weight parts, the raw material is composed of reinforced polypropylene masterbatch which occupies 20 percent to 42 percent and flame-resistant polypropylene masterbatch which occupies 58 percent to 80 percent. Wherein, according to the total weight of the reinforced polypropylene masterbatch, the reinforced polypropylene masterbatch is composed of polypropylene resin which occupies 40 percent to 50 percent and glass fiber which occupies 50 percent to 60 percent; according to the total weight of the flame-resistant polypropylene masterbatch, the flame-resistant polypropylene masterbatch is composed of non-halogen and expanding type flame retardant which occupies 35 percent to 45 percent, the polypropylene resin which occupies 54 percent to 63 percent and the processing auxiliary agent which occupies 1 percent to 2 percent; the invention also discloses a preparation method of the non-halogen and flame-resistant reinforced polypropylene compound material. The non-halogen and flame-resistant reinforced polypropylene compound material has the advantages that the flame-resistant degree reaches 1.6 mm UL94-V0 grade, the non-halogen and flame-resistant reinforced polypropylene compound material is suitable for the products such as electronic appliances and domestic electric appliances and the like, and is an excellent substitute of the materials such as the flame-resistant nylon 6, the flame-resistant PBT, the flame-resistant ABS, and the like.
Description
Technical field
The present invention relates to technical field of composite materials, be specifically related to a kind of polypropylene/glass fiber halogen-free flameproof reinforced composite and preparation method thereof.
Background technology
Polypropylene is a kind of general-purpose plastics of large usage quantity, easy firing, and its oxygen index is 17.0-18.0% only, and charring rate is low, and easy molten drop is so all will carry out flame-retardant modified to it in a lot of application scenarios.Polyacrylic flame-retardant modified technology mainly is included in and adds additive flame retardant when polypropylene is mixed or add reactive flame retardant when synthesizing polypropylene.At present, be used for polyacrylic fire retardant halogenated flame retardant and halogen-free flame retardants are arranged.After European Union carries out ROHS instruction (2002/95/EC number instruction of European Union) and REACH instruction (European Union " about chemical registration, assessment, permission and restrictive system "), to the requirement of the polypropylene fire retardant composition strictness more that becomes.Halogenated flame retardant produces toxic gases such as carbon monoxide, aldehydes, dioxin because of the back of burning, and causes " secondary harm " for people's the security of the lives and property and is restricted.Halogen-free flame-retardant system just becomes a trend of the current development of polypropylene, and it mainly comprises inorganics fire retardant (as aluminium hydroxide, magnesium hydroxide etc.), silicon-series five-retardant and halogen-free expansion fire retardant.Wherein halogen-free expansion fire retardant is the polypropylene fire retardant agent that is expected most and has future in engineering applications at present, as ammonium polyphosphate, trimeric cyanamide, isocyanuric acid three-glycidyl ester (TGIC), expanded polystyrene veneer graphite, melamine phosphate, zinc borate etc.
The research of halogen-free flame retardant polypropylene composite material, existing at home and abroad a large amount of achievement.As adopt the polypropylene material surface luster of aluminium hydroxide or magnesium hydroxide flame retardant better, but proportion is bigger; Adopt the flame-retardant system of siliceous composition, because of costing an arm and a leg, the application of anti-flaming polypropylene material is restricted; Adopt compound systems such as ammonium polyphosphate, trimeric cyanamide, there is surface modification and coats the defective of handling, anti-flaming polypropylene material exists fire retardant easily to separate out shortcomings such as decomposition, poor heat resistance in compression moulding or other processed and applied, and promptly destroy its flame retardant resistance behind the interpolation glass fibre, can't prepare high level engineering plastics, limit the application of this based flame retardant greatly.Publication number is that the Chinese invention patent of CN1556136 discloses a kind of halogen-free expansible polyolefine incombustible agent and preparation method thereof, and ammonium polyphosphate, inorganics and the triaizine compounds and the derivative thorough mixing in mixing machine thereof that adopt the Racemic glycidol amine epoxy resin to coat make this incombustible agent.This halogen-free expansible polyolefine incombustible agent can be given the flame retardancy of polymkeric substance excellence under the prerequisite of impact polymer mechanical mechanics property not, for a new way has been opened up in the research of halogen-free flame retardant polypropylene composite material.
Publication number is that the China of CN101020774A applies for a patent and discloses a kind of environment friendly fireproof composite polypropylene material and preparation method thereof, it selects graft polyolefin base montmorillonite masterbatch for use, fire retardant with general ammonium polyphosphate, trimeric cyanamide and tetramethylolmethane composition, add glass fibre, adopt a step to melt extrude process for granulating and prepare anti-flaming polypropylene material.
Summary of the invention
The invention provides a kind of employing glass fibre and halogen-free expansion fire retardant as the MODIFICATION OF POLYPROPYLENE material, prepare high performance halogen-free flame-proof reinforced polypropylene composite material.
The present invention also provides the preparation method of halogen-free flame-proof reinforced polypropylene composite material, promptly adopt glass fibre to strengthen, halogen-free expansion fire retardant and acrylic resin are mixed in proportion, and add processing aid, melt extrude granulation through twin screw, the preparation halogen-free flame-proof reinforced polypropylene composite material.
A kind of halogen-free flame-proof reinforced polypropylene composite material, form by following raw materials by weight percent:
Reinforced Polypropylene master batch 20-42%
Polypropylene flame redardant master batch 58-80%
Described Reinforced Polypropylene master batch is in the gross weight of Reinforced Polypropylene master batch, by mixing the forming of glass fibre of acrylic resin and the 50-60% of 40-50%.
Described polypropylene flame redardant master batch is in the total amount of polypropylene flame redardant master batch, by the halogen-free expansion fire retardant of 35-45%, the acrylic resin of 54-63% and mixing the forming of processing aid of 1-2%.
Described glass fibre is the alkali-free long glass fibres, the product that can select for use companies such as Mount Taishan glass, Tongxiang megalith and skies glass to provide.
Described halogen-free expansion fire retardant is nitrogen, phosphorus expanding fire retardant, and its main component is ammonium polyphosphate, triaizine compounds and the inorganics that contains tricyanic epoxy resin and the coating of aniline Resins, epoxy.It is the disclosed technology preparation of Chinese invention patent of CN1556136 that this fire retardant adopts publication number.
Described acrylic resin is general injection grade, can select T30S, F401, the F3045 of Zhenghai refinery of Shanghai petrochemical industry, the T30S of Dushanzi, Xinjiang, the F401 of Maoming ethene etc. of Daqing petrochemical for use.
Described processing aid is one or more a mixture in oxidation inhibitor, lubricant, the compatilizer, wherein oxidation inhibitor, lubricant and compatilizer are oxidation inhibitor, lubricant and compatilizer commonly used in the macromolecular material, select conventional commercially available prod for use, in preparation process, can add according to the practical situation selectivity.
A kind of preparation method of halogen-free flame-proof reinforced polypropylene composite material may further comprise the steps:
According to above-mentioned each components contents,
(1) with acrylic resin 180-230 ℃ of following fusion in twin screw extruder, add glass fibre in melting process, continuous fusion is sheared mixing back extruding pelletization, preparation Reinforced Polypropylene master batch;
(2) halogen-free expansion fire retardant, acrylic resin and processing aid are mixed, add in the twin screw extruder, shear mixing back extruding pelletization at 160-200 ℃ of following continuous fusion, preparation polypropylene flame redardant master batch, its flame retardant rating is a 0.8mm UL-94V0 level.
(3) by content of glass fiber be the requirement of 10-26% and flame retardant agent content 20-36%, with Reinforced Polypropylene master batch and polypropylene flame redardant master batch,, reach homodisperse through high-speed stirring, form halogen-free flame-proof reinforced polypropylene composite material, whole system flame retardant rating is a 1.6mm UL94-V0 level.
Halogen-free flame-proof reinforced polypropylene composite material of the present invention is to adopt fire-retardant master granule and strengthen the preparation of master batch two-step approach, and the content of glass fibre has tangible increase than original flame-retardant polypropylene composite material, realizes the engineering plasticsization of halogen-free anti-flaming polypropylene material.
Halogen-free flame-proof reinforced polypropylene composite material of the present invention, in conjunction with high-grade halogen-free flameproof and glass fibre, flame retardant rating reaches 1.6mm UL94-V0 level, more than the tensile strength 60Mpa, more than the flexural strength 80Mpa, heat-drawn wire is applicable to products such as electronic apparatus, household electrical appliance more than 135 ℃, is the good substitute of materials such as fire-retardant Nylon 6, flame-retardant PBT, flame-proof ABS.
Embodiment
Embodiment 1:
Add 50% acrylic resin in twin screw extruder, 180-230 ℃ of following fusion, add 50% glass fibre simultaneously, continuous fusion is sheared mixing back extruding pelletization, preparation Reinforced Polypropylene master batch;
35% halogen-free expansion fire retardant, 63% acrylic resin and 2% processing aid are mixed, add in the twin screw extruder, shear mixing back extruding pelletization, preparation polypropylene flame redardant master batch at 160-200 ℃ of following continuous fusion;
Get 20% Reinforced Polypropylene master batch and 80% polypropylene flame redardant master batch, mix, be mixed with halogen-free flame-proof reinforced polypropylene composite material through high-speed stirring.Its content of glass fiber 10%, flame retardant agent content 28%, the flame retardant rating of matrix material is a 1.6mm UL94-V0 level.
Embodiment 2:
Add 45% acrylic resin in twin screw extruder, 180-230 ℃ of following fusion, add 55% glass fibre simultaneously, continuous fusion is sheared mixing back extruding pelletization, preparation Reinforced Polypropylene master batch;
40% halogen-free expansion fire retardant, 58% acrylic resin and 2% processing aid are mixed, add in the twin screw extruder, shear mixing back extruding pelletization, preparation polypropylene flame redardant master batch at 160-200 ℃ of following continuous fusion;
Get 30% Reinforced Polypropylene master batch and 70% polypropylene flame redardant master batch, mix, be mixed with halogen-free flame-proof reinforced polypropylene composite material through high-speed stirring.Its content of glass fiber 16.5%, flame retardant agent content 28%, the flame retardant rating of matrix material is a 1.6mm UL94-V0 level.
Embodiment 3:
Add 40% acrylic resin in twin screw extruder, 180-230 ℃ of following fusion, add 60% glass fibre simultaneously, continuous fusion is sheared mixing back extruding pelletization, preparation Reinforced Polypropylene master batch;
45% halogen-free expansion fire retardant, 54% acrylic resin and 1% processing aid are mixed, add in the twin screw extruder, shear mixing back extruding pelletization, preparation polypropylene flame redardant master batch at 160-200 ℃ of following continuous fusion;
Get 42% Reinforced Polypropylene master batch and 58% polypropylene flame redardant master batch, mix, be mixed with halogen-free flame-proof reinforced polypropylene composite material through high-speed stirring.Its content of glass fiber 25.2%, flame retardant agent content 26.1%, the flame retardant rating of matrix material is a 1.6mm UL94-V0 level.
Above-mentioned matrix material is carried out performance test:
Halogen-free flame-proof reinforced polypropylene composite material in embodiment 1, example 2 and the example 3 is tested, tested its flame retardant rating by the UL-94 standard method, reach 1.6mm UL-94V0 level, oxygen index is greater than 30%; More than the tensile strength 60Mpa, more than the flexural strength 80Mpa, heat-drawn wire is (0.45Mpa) more than 135 ℃.
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Tensile strength Mpa | 63 | 70 | 79 |
| Flexural strength Mpa | 85 | 98 | 107 |
| Socle girder notched Izod impact strength KJ/m 2 | 4 | 6 | 7 |
| Modulus in flexure Mpa | 4800 | 5500 | 6100 |
| Heat-drawn wire ℃ | 135 | 142 | 156 |
| Molten value g/10min | 14 | 16 | 18 |
| Oxygen index % | 38 | 36 | 32 |
Claims (3)
1, a kind of halogen-free flame-proof reinforced polypropylene composite material, form by following raw materials by weight percent:
Reinforced Polypropylene master batch 20-42%
Polypropylene flame redardant master batch 58-80%
Described Reinforced Polypropylene master batch is in the gross weight of Reinforced Polypropylene master batch, by mixing the forming of glass fibre of acrylic resin and the 50-60% of 40-50%;
Described polypropylene flame redardant master batch is in the gross weight of polypropylene flame redardant master batch, by the halogen-free expansion fire retardant of 35-45%, the acrylic resin of 54-63% and mixing the forming of processing aid of 1-2%.
2, halogen-free flame-proof reinforced polypropylene composite material as claimed in claim 1 is characterized in that: described glass fibre is the alkali-free long glass fibres.
3, the preparation method of halogen-free flame-proof reinforced polypropylene composite material as claimed in claim 1 comprises: according to described each components contents of claim 1,
(1) with acrylic resin 180-230 ℃ of following fusion in twin screw extruder, add glass fibre in melting process, continuous fusion is sheared mixing back extruding pelletization, preparation Reinforced Polypropylene master batch;
(2) halogen-free expansion fire retardant, acrylic resin and processing aid are mixed, add in the twin screw extruder, shear mixing back extruding pelletization, preparation polypropylene flame redardant master batch at 160-200 ℃ of following continuous fusion;
(3) with Reinforced Polypropylene master batch and polypropylene flame redardant master batch, stir, after being uniformly dispersed, form halogen-free flame-proof reinforced polypropylene composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101203629A CN101343392B (en) | 2008-08-27 | 2008-08-27 | Halogen-free flame-proof reinforced polypropylene composite material and preparation thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101203629A CN101343392B (en) | 2008-08-27 | 2008-08-27 | Halogen-free flame-proof reinforced polypropylene composite material and preparation thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101343392A true CN101343392A (en) | 2009-01-14 |
| CN101343392B CN101343392B (en) | 2011-04-27 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070843A (en) * | 2011-01-17 | 2011-05-25 | 金发科技股份有限公司 | High-impact-resistance less-fiber-floating long glass fiber reinforced polypropylene material |
| CN102936371A (en) * | 2011-08-15 | 2013-02-20 | 上海金发科技发展有限公司 | Halogen-free flame-retardant reinforced polypropylene composite material and preparation method thereof |
| CN103044764A (en) * | 2011-10-14 | 2013-04-17 | 合肥杰事杰新材料股份有限公司 | High-toughness long-glass-fiber reinforced polypropylene composite material and method for preparing same |
| CN103113661A (en) * | 2011-11-17 | 2013-05-22 | 合肥杰事杰新材料股份有限公司 | High-strength high-toughness flame-retardant polypropylene composite and preparation method thereof |
| CN106380697A (en) * | 2016-09-05 | 2017-02-08 | 大连聚兴科技有限公司 | High-modulus and low-density polypropylene and preparation method thereof |
| CN109370175A (en) * | 2018-11-27 | 2019-02-22 | 江苏万纳普新材料科技有限公司 | A kind of PBT direct injection molding efficient enhanced halogen-free flameproof functional agglomerate and preparation method thereof |
| CN109679203A (en) * | 2018-11-29 | 2019-04-26 | 华东理工大学 | A kind of Halogen glass fiber reinforced polypropylene composite material and preparation method thereof |
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| CN112778599A (en) * | 2020-12-24 | 2021-05-11 | 武汉金发科技有限公司 | Flame-retardant reinforced polyolefin composite material applied to dung leaking plate |
| CN114426737A (en) * | 2020-10-29 | 2022-05-03 | 中国石油化工股份有限公司 | Flame-retardant antibacterial long glass fiber reinforced polypropylene composite material and preparation method and application thereof |
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2008
- 2008-08-27 CN CN2008101203629A patent/CN101343392B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN102070843B (en) * | 2011-01-17 | 2012-08-22 | 金发科技股份有限公司 | High-impact-resistance less-fiber-floating long glass fiber reinforced polypropylene material |
| CN102070843A (en) * | 2011-01-17 | 2011-05-25 | 金发科技股份有限公司 | High-impact-resistance less-fiber-floating long glass fiber reinforced polypropylene material |
| CN102936371A (en) * | 2011-08-15 | 2013-02-20 | 上海金发科技发展有限公司 | Halogen-free flame-retardant reinforced polypropylene composite material and preparation method thereof |
| CN102936371B (en) * | 2011-08-15 | 2016-08-10 | 上海金发科技发展有限公司 | Halogen-free flame-retardant enhancement type PP composite material and preparation method thereof |
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| CN103113661A (en) * | 2011-11-17 | 2013-05-22 | 合肥杰事杰新材料股份有限公司 | High-strength high-toughness flame-retardant polypropylene composite and preparation method thereof |
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| CN101343392B (en) | 2011-04-27 |
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