CN111978689A - Antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) material - Google Patents
Antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) material Download PDFInfo
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- CN111978689A CN111978689A CN202010920636.3A CN202010920636A CN111978689A CN 111978689 A CN111978689 A CN 111978689A CN 202010920636 A CN202010920636 A CN 202010920636A CN 111978689 A CN111978689 A CN 111978689A
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- glass fiber
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- 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 title claims abstract description 69
- 239000003063 flame retardant Substances 0.000 title claims abstract description 62
- 239000003365 glass fiber Substances 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 title claims abstract description 31
- -1 polybutylene terephthalate Polymers 0.000 title claims abstract description 12
- 229920001707 polybutylene terephthalate Polymers 0.000 title abstract description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 17
- 239000010452 phosphate Substances 0.000 claims abstract description 17
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 15
- 239000006057 Non-nutritive feed additive Substances 0.000 claims abstract description 13
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 11
- 239000010456 wollastonite Substances 0.000 claims abstract description 11
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000012745 toughening agent Substances 0.000 claims description 11
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 5
- LAUIXFSZFKWUCT-UHFFFAOYSA-N [4-[2-(4-phosphonooxyphenyl)propan-2-yl]phenyl] dihydrogen phosphate Chemical compound C=1C=C(OP(O)(O)=O)C=CC=1C(C)(C)C1=CC=C(OP(O)(O)=O)C=C1 LAUIXFSZFKWUCT-UHFFFAOYSA-N 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- OWICEWMBIBPFAH-UHFFFAOYSA-N (3-diphenoxyphosphoryloxyphenyl) diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=C(OP(=O)(OC=2C=CC=CC=2)OC=2C=CC=CC=2)C=CC=1)(=O)OC1=CC=CC=C1 OWICEWMBIBPFAH-UHFFFAOYSA-N 0.000 claims description 2
- BZQKBFHEWDPQHD-UHFFFAOYSA-N 1,2,3,4,5-pentabromo-6-[2-(2,3,4,5,6-pentabromophenyl)ethyl]benzene Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1CCC1=C(Br)C(Br)=C(Br)C(Br)=C1Br BZQKBFHEWDPQHD-UHFFFAOYSA-N 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- OHRVBDRGLIWLPA-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] dihydrogen phosphate Chemical compound OCC(CO)(CO)COP(O)(O)=O OHRVBDRGLIWLPA-UHFFFAOYSA-N 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 125000003011 styrenyl group Chemical class [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims description 2
- ZFDWSXUYIQGNHM-UHFFFAOYSA-N (6-methyl-1,1-diphenylheptyl) dihydrogen phosphate Chemical compound C=1C=CC=CC=1C(OP(O)(O)=O)(CCCCC(C)C)C1=CC=CC=C1 ZFDWSXUYIQGNHM-UHFFFAOYSA-N 0.000 claims 1
- VONWDASPFIQPDY-UHFFFAOYSA-N dimethyl methylphosphonate Chemical compound COP(C)(=O)OC VONWDASPFIQPDY-UHFFFAOYSA-N 0.000 claims 1
- 229910052787 antimony Inorganic materials 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 8
- 235000012239 silicon dioxide Nutrition 0.000 description 6
- 239000000126 substance Substances 0.000 description 4
- 229920000578 graft copolymer Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- RPJGYLSSECYURW-UHFFFAOYSA-K antimony(3+);tribromide Chemical compound Br[Sb](Br)Br RPJGYLSSECYURW-UHFFFAOYSA-K 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
-
- 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
- C08K3/34—Silicon-containing compounds
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
- C08K5/523—Esters of phosphoric acids, e.g. of H3PO4 with hydroxyaryl compounds
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (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 provides an antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) material which is prepared from the following components in parts by weight: 78-70% of PBT35, 10-20% of flame retardant, 0.7-8% of flame retardant synergist, 15-30% of glass fiber and 0.5-5% of processing aid; wherein the flame retardant synergist is a mixture of phosphate, silica and wollastonite. On the premise of not influencing the mechanical property of the material and meeting the flame retardant effect, the glowing filament flammability temperature and the tracking index of the PBT material are obviously improved, and the PBT material does not contain antimony-containing compounds, meets the requirement of non-antimonization and is beneficial to reducing the preparation cost of the material.
Description
Technical Field
The invention particularly relates to an antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material.
Background
The PBT is polybutylene terephthalate, belongs to crystalline thermoplastic polyester, has the crystallinity of about 40 percent, has high crystallization speed, excellent mechanical property, small friction factor, good self-lubricating property, good thermal stability and chemical stability, excellent electrical insulation property, high rigidity and hardness, good dimensional stability and good processability, and is mainly applied to the fields of electric appliances, automobiles, machinery and instrument and meter lamps. However, pure PBT material has poor flame retardancy and low thermal deformation temperature, but most of the industries such as electronics and electricity have flame retardant requirements, generally the whole process of glow wire is required to have a non-ignition temperature of 750 ℃, in order to enhance the flame retardant property of PBT, antimony halide flame retardants are often adopted, PBT modified by antimony halide (mainly antimony bromide) flame retardants has the advantages of high flame retardant efficiency, good flame retardant effect and the like, antimony trioxide is an essential synergistic flame retardant in general antimony halide flame retardants, but antimony trioxide is a resource type mineral product, in recent years, the nation carries out industrial structure adjustment, antimony ore resources are integrated, price control is carried out, own resources are protected, resource type materials are reduced, and ecological environment protection is more and more commonly known; in addition, in 4-month middle of 2018, the European Union ROHS consulting organization begins the first public consultation aiming at the restriction of substance review and revision in the ROHS instruction appendix II in PACK15, and the consultation relates to 7 substances, wherein the substances comprise antimony trioxide, and from the technical point of view, the addition of the antimony trioxide can reduce the tracking index of the product and restrict the use range of the material. Therefore, a glass fiber reinforced PBT material which can solve the existing problems and has no antimony, high glow wire and high CTI flame retardance is urgently needed.
Disclosure of Invention
The invention aims to provide an antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material aiming at the defects of the prior art.
The invention provides the following technical scheme:
an antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material is prepared from the following components in parts by weight:
wherein the flame retardant synergist is a mixture of phosphate, silica and wollastonite.
Preferably, the flame retardant is a brominated flame retardant, and the brominated flame retardant is one or more of brominated epoxy resin, brominated polystyrene, polybrominated styrene and decabromodiphenylethane.
Preferably, the mass ratio of the phosphate to the silica to the wollastonite in the flame retardant synergist is 1-3: 0.8-1.2: 1.
preferably, the phosphate contained in the flame-retardant synergist is one of pentaerythritol phosphate, dimethyl methyl phosphate, diphenyl isooctyl phosphate, 1, 3-phenylene phosphoric acid (2, 6-methylphenyl) tetraester, tetraphenyl bisphenol A diphosphate and tetraphenyl resorcinol diphosphate.
Preferably, the glass fiber is alkali-free glass fiber, and the surface of the glass fiber is treated by silane coupling agent.
Preferably, the processing aid is one or more of a toughening agent, an antioxidant, a lubricant and a coloring agent.
The invention has the beneficial effects that:
the invention provides an antimony-free high glow wire high CTI flame-retardant glass fiber reinforced PBT material, which has the advantages that the glow wire flammability temperature and the tracking index (CTI) of the PBT material are obviously improved on the premise of not influencing the mechanical property of the material and meeting the flame-retardant effect, the glow wire flammability temperature can reach 850 ℃, and the CTI can reach 400V.
Detailed Description
Example 1
An antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material is prepared from the following components in parts by weight: PBT 42%, flame retardant 18%, flame retardant synergist 6%, glass fiber 30% and processing aid 4%.
The flame retardant is a brominated flame retardant, the brominated flame retardant is brominated epoxy resin, the flame-retardant synergist is a mixture of phosphate, silicon dioxide and wollastonite, and the mass ratio of the phosphate, the silicon dioxide and the wollastonite in the flame-retardant synergist is 2: 0.8: the flame retardant synergist comprises phosphate tetraphenyl bisphenol A diphosphate contained in the flame retardant synergist, wherein the glass fiber is alkali-free glass fiber, the surface of the glass fiber is treated by a silane coupling agent, the processing aid is one or more of a toughening agent, an antioxidant, a lubricant and a coloring agent, the processing aid in the embodiment adopts a toughening agent, and the toughening agent is a polar single-branch graft polymer.
Example 2
An antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material is prepared from the following components in parts by weight: PBT 47%, flame retardant 14%, flame retardant synergist 5.5%, glass fiber 30% and processing aid 3.5%.
The flame retardant is a brominated flame retardant, the brominated flame retardant is brominated epoxy resin, the flame-retardant synergist is a mixture of phosphate, silicon dioxide and wollastonite, and the mass ratio of the phosphate, the silicon dioxide and the wollastonite in the flame-retardant synergist is 2: 1: the flame retardant synergist comprises phosphate tetraphenyl bisphenol A diphosphate contained in the flame retardant synergist, wherein the glass fiber is alkali-free glass fiber, the surface of the glass fiber is treated by a silane coupling agent, the processing aid is one or more of a toughening agent, an antioxidant, a lubricant and a coloring agent, the processing aid in the embodiment adopts a toughening agent, and the toughening agent is a polar single-branch graft polymer.
Example 3
An antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material is prepared from the following components in parts by weight: PBT 55%, flame retardant 14%, flame retardant synergist 3%, glass fiber 25% and processing aid 3%.
The flame retardant is a brominated flame retardant, the brominated flame retardant is brominated epoxy resin, the flame-retardant synergist is a mixture of phosphate, silicon dioxide and wollastonite, and the mass ratio of the phosphate, the silicon dioxide and the wollastonite in the flame-retardant synergist is 2.5: 1.2: the flame retardant synergist comprises phosphate tetraphenyl bisphenol A diphosphate contained in the flame retardant synergist, wherein the glass fiber is alkali-free glass fiber, the surface of the glass fiber is treated by a silane coupling agent, the processing aid is one or more of a toughening agent, an antioxidant, a lubricant and a coloring agent, the processing aid in the embodiment adopts a toughening agent, and the toughening agent is a polar single-branch graft polymer.
The raw materials of examples 1-3 with different proportions were prepared as follows: adding the flame retardant, the synergistic flame retardant and the processing aid into a stirrer, stirring uniformly at room temperature, then adding the PBT into the stirrer, stirring uniformly at room temperature, adding the mixed material into a double-screw extruder, adding the glass fiber from a glass fiber port, and performing melt extrusion and granulation.
The PBT materials prepared by the raw materials with different mixture ratios in the examples 1-3 are detected, and the performance detection data of each example are shown in the following table 1:
table 1 performance test data for examples 1-3
The invention provides an antimony-free high glow wire high CTI flame-retardant glass fiber reinforced PBT material, which has the advantages that the glow wire flammability temperature and the tracking index (CTI) of the PBT material are obviously improved on the premise of not influencing the mechanical property of the material and meeting the flame-retardant effect, the glow wire flammability temperature can reach 850 ℃, and the CTI can reach 400V.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material is characterized by being prepared from the following components in parts by weight:
wherein the flame retardant synergist is a mixture of phosphate, silica and wollastonite.
2. The antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material as claimed in claim 1, wherein the flame retardant is a brominated flame retardant, and the brominated flame retardant is one or more of brominated epoxy resin, brominated polystyrene, polybrominated styrene and decabromodiphenylethane.
3. The antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material as claimed in claim 1, wherein the mass ratio of the phosphate ester, the silica and the wollastonite in the flame-retardant synergist is 1-3: 0.8-1.2: 1.
4. the antimony-free high glow wire high CTI flame retardant glass fiber reinforced PBT material as claimed in claim 3, wherein the flame retardant synergist comprises a phosphate of one of pentaerythritol phosphate, dimethyl methylphosphonate, diphenylisooctyl phosphate, 2, 6-tolyl 1, 3-phenylene phosphate, tetraphenyl bisphenol A diphosphate and tetraphenyl resorcinol diphosphate.
5. The antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material as claimed in claim 1, wherein the glass fiber is alkali-free glass fiber, and the surface of the glass fiber is treated by silane coupling agent.
6. The antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT material as claimed in claim 1, wherein the processing aid is one or more of a toughening agent, an antioxidant, a lubricant and a colorant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920636.3A CN111978689A (en) | 2020-09-04 | 2020-09-04 | Antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920636.3A CN111978689A (en) | 2020-09-04 | 2020-09-04 | Antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) material |
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| Publication Number | Publication Date |
|---|---|
| CN111978689A true CN111978689A (en) | 2020-11-24 |
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| CN202010920636.3A Pending CN111978689A (en) | 2020-09-04 | 2020-09-04 | Antimony-free high-glow-wire high-CTI flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114891326A (en) * | 2022-05-30 | 2022-08-12 | 东莞市百思特塑胶有限公司 | Short glass fiber reinforced flame-retardant high-CTI high-glow-wire environment-friendly PBT (polybutylene terephthalate) |
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|---|---|---|---|---|
| CN101935417A (en) * | 2003-06-12 | 2011-01-05 | 陶氏环球技术公司 | Fire-retardant combination |
| CN105647134A (en) * | 2016-03-06 | 2016-06-08 | 贝克兰(厦门)新材料有限公司 | Flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) with high glow wires and high CTI (comparative tracking index) value and method for preparing flame-retardant glass fiber reinforced PBT |
| CN107227002A (en) * | 2016-03-23 | 2017-10-03 | 合肥杰事杰新材料股份有限公司 | A kind of high glowing filament ignition temperature, high CTI fiber glass reinforced PBTs/PA alloy materials and preparation method thereof |
| CN109749375A (en) * | 2019-01-22 | 2019-05-14 | 广东顺德同程新材料科技有限公司 | A kind of fire retardant polybutylene terephthalate material and preparation method thereof |
-
2020
- 2020-09-04 CN CN202010920636.3A patent/CN111978689A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935417A (en) * | 2003-06-12 | 2011-01-05 | 陶氏环球技术公司 | Fire-retardant combination |
| CN105647134A (en) * | 2016-03-06 | 2016-06-08 | 贝克兰(厦门)新材料有限公司 | Flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) with high glow wires and high CTI (comparative tracking index) value and method for preparing flame-retardant glass fiber reinforced PBT |
| CN107227002A (en) * | 2016-03-23 | 2017-10-03 | 合肥杰事杰新材料股份有限公司 | A kind of high glowing filament ignition temperature, high CTI fiber glass reinforced PBTs/PA alloy materials and preparation method thereof |
| CN109749375A (en) * | 2019-01-22 | 2019-05-14 | 广东顺德同程新材料科技有限公司 | A kind of fire retardant polybutylene terephthalate material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 杨春柏: "《塑料成型基础》", 31 July 1999, 中国轻工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114891326A (en) * | 2022-05-30 | 2022-08-12 | 东莞市百思特塑胶有限公司 | Short glass fiber reinforced flame-retardant high-CTI high-glow-wire environment-friendly PBT (polybutylene terephthalate) |
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Application publication date: 20201124 |