CN102101941A - Flame-retarding polyphenyl ether composite, and preparation method and use thereof - Google Patents
Flame-retarding polyphenyl ether composite, and preparation method and use thereof Download PDFInfo
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- CN102101941A CN102101941A CN2010106138892A CN201010613889A CN102101941A CN 102101941 A CN102101941 A CN 102101941A CN 2010106138892 A CN2010106138892 A CN 2010106138892A CN 201010613889 A CN201010613889 A CN 201010613889A CN 102101941 A CN102101941 A CN 102101941A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Abstract
The invention discloses a flame-retarding polyphenyl ether composite, and a preparation method and use thereof. The flame-retarding polyphenyl ether composite comprises the following components in percentage by weight: 18 to 28 percent of polyphenyl ether, 5 to 30 percent of acrylonitrile-styrene copolymer, 20 to 35 percent of elastomer, 20 to 35 percent of fire retardant, 5 to 18 percent of plasticizer, and 0.1 to 1.5 percent of antioxygen. The composite can be prepared by the following steps: dispersing and mixing the polyphenyl ether, acrylonitrile-styrene copolymer, elastomer, fire retardant, plasticizer and the antioxygen in a high-speed mixer; melting, blending and extruding in a double-screw extruder; and cooling, drying, granulating and packing. The composite is free from halogen and flame-retarding, and has high mechanical performance, electrical performance and heat resistance. It is easy to print the surface of the composite. And the composite is very suitable for preparing power wires, data transmission wires and the like of electronic appliances.
Description
Technical field
The present invention relates to polymeric material field, be specifically related to a kind of fire-retardant polyphenyl ether compound and its production and application.
Background technology
Halide-containings such as polyvinyl chloride (PVC), chloroprene rubber have good flame retardant property and are widely used in the electric wire industry, but when fire or burning disposal, can produce a large amount of toxic gases, human body is produced harm greatly to environment, in recent years, some non-government environmental protection organizations appeal that actively each big electronic apparatus manufacturing enterprise removes the material of PVC material and halogen containing flame-retardant in its product, the non-halogen material that substitutes PVC is also just actively sought by each large enterprises, makes that the exploitation of halogen-free flameproof soft material is urgent day by day.
The matrix material that has occurred at present much aiming at halogen-free flame-retardant wire and developed is based on systems such as polyolefine/inorganic combustion inhibitor, polyolefine or elastomerics/expansion type flame retardant, Noryl/phosphorus-nitrogen containing flame retardant, urethane/phosphorus-nitrogen containing flame retardants.But polyolefine/inorganic combustion inhibitor system just can reach flame retardant effect preferably under the very big situation of fire retardant addition, damaged the mechanical property of material greatly; Though polyolefine or elastomerics/expansion type flame retardant, urethane/phosphorus-nitrogen containing flame retardant system can keep mechanical property preferably reaching under the condition of flame retardant properties, material easily suction to cause that goods produce that electrical property descends, separate out on the surface etc. bad; Noryl/phosphorus-nitrogen containing flame retardant is the good performance of balance each side then, thereby becomes halogen-free flame-retardant wire investigation of materials focus.
Polyphenylene oxide is to be succeeded in developing in 1964 by GE, and formally puts into production in nineteen sixty-five.Polyphenylene oxide resin exists processing difficulties, goods to ftracture easily and shortcoming such as cost height, mostly is the blend of polyphenylene oxide and high-impact polystyrene in the practical application now.
Noryl itself has certain flame retardant resistance, and mechanical property, electrical property, resistance toheat are all good, interpolation by a small amount of compound flame retardant makes every excellent performance of material, be applied to have leading superiority in the halogen-free flame-retardant wire material, up to the present, being applied to Noryl the most successful in the halogen-free flame-retardant wire material is SABIC company (purchase GE plastics), and the system that they adopt is polyphenylene oxide/styrene-butadiene-styrene block copolymer/polyolefine/composite flame-retardant agent (phosphoric acid salt, metallic hydrogen magnesium oxide, phosphoric acid ester is composite).
In the practical application, usually need stamp literal and sign on the electric wire surface, and the polyphenylene oxide/styrene-butadiene-styrene block copolymer that adopts in current technology/polyolefine system is the more weak polymkeric substance of polarity, and this has brought certain difficulty for the electric wire surface printing.
Summary of the invention
The objective of the invention is provides a kind of and has better surface printing performance in order to overcome the problem that existing electric wire surface printing has difficulties, and the fire-retardant polyphenyl ether compound of mechanical property, electrical property, resistance toheat excellent combination property.
Another object of the present invention provides a kind of preparation method of above-mentioned fire-retardant polyphenyl ether compound.
Another object of the present invention provides the application of above-mentioned fire-retardant polyphenyl ether compound in the preparation electric wire.
The general following technical scheme of purpose of the present invention is achieved:
A kind of fire-retardant polyphenyl ether compound is made up of the component that following percentage ratio by weight calculates: polyphenylene oxide resin 18～28%, acrylonitritrile-styrene resin 5～30%, elastomerics 20～35%, fire retardant 20～35%, softening agent 5～18%, oxidation inhibitor 0.1～1.5%.
Aforesaid propylene nitrile-styrol copolymer is all acrylonitritrile-styrene resins of 7～11 weight % for the weight acrylamide nitrile content based on multipolymer.Compare with current technology, system of the present invention has been introduced vinyl cyanide, and vinyl cyanide has stronger polarity, better chemical resistance and oil-proofness than vinylbenzene, and just so, system of the present invention has better surface printing performance.When it should be noted that in the selected multipolymer that weight acrylamide nitrile content based on multipolymer is less than 7 weight %, the mixture that the surface printing performance of mixture and present technology are made is approaching; And when in the selected multipolymer based on the weight acrylamide nitrile content of multipolymer during greater than 11 weight %, the consistency of acrylonitritrile-styrene resin and other components can variation, mixture is easy to generate serious phenomenon of phase separation.
As a kind of most preferably scheme, aforesaid propylene nitrile-styrol copolymer is all acrylonitritrile-styrene resins of 9 weight % for the weight acrylamide nitrile content based on multipolymer.
Wherein polyphenylene oxide resin comprises all known polyphenylene oxide resins.Described polyphenylene oxide resin is the resin of limiting viscosity between 0.20～0.60dl/g of measuring in 25 ℃ of chloroforms.Can use a kind of polyphenylene oxide resin of independent limiting viscosity, also can select several different qualities viscosity polyphenylene oxide resin mixtures for use.The outward appearance of polyphenylene oxide can be Powdered also can be particulate state.
Above-mentioned elastomerics is preferably one or more the mixture in ethylene-propylene rubber(EPR), paracril, cis-1,4-polybutadiene rubber, ethylene vinyl acetate, polyolefin elastomer, styrene-butadiene-styrene block copolymer, styrene-ethylene/butylene-styrene block copolymer, the styrene-ethylene/propylene-styrene segmented copolymer.
As a kind of most preferably scheme, above-mentioned elastomerics most preferably is styrene-ethylene/butylene-styrene block copolymer.
Above-mentioned fire retardant is that to state fire retardant be one or more mixture in phosphate compound, phosphoric acid salt and the metal hydroxides.Wherein phosphate compound is trimethyl phosphite 99, triethyl phosphate, tricresyl phosphate propyl ester, tributyl phosphate, TNPP tri n pentyl phosphate, tri hexyl phosphate, tricyclohexyl phosphate, triphenylphosphate, tritolyl phosphate, trixylyl phosphate, phosphoric acid cresyl diphenyl ester, di(2-ethylhexyl)phosphate cresyl phenyl ester, di(2-ethylhexyl)phosphate methyl ethyl ester, phosphoric acid methyl dibutylester, phosphoric acid ethyl dipropyl, phosphoric acid hydroxyphenyl diphenyl ester, tetraphenyl (bisphenol-A) bisphosphate or tetraphenyl resorcinol diphosphate; Phosphoric acid salt is monophosphate monophosphate hydrogen two ammoniums, primary ammonium phosphate, trimeric cyanamide, melamine pyrophosphate, ortho-phosphoric acid trimeric cyanamide, phosphoamide, polyphosphoric acid melamine, ammonium polyphosphate, polyphosphoric acid acid amides; Metal hydroxides is magnesium hydroxide, aluminium hydroxide.
Described softening agent is the softening agent that has excellent compatibility with polyphenylene oxide, described softening agent is preferably one or more the mixture in fatty acid amide, fatty acid mixture, paraffin, organic silicone oil, white mineral oil, naphthenic oil, the alpha-methyl styrene, add the dispersiveness that effectively to improve each component man-hour, reduce plastic melt and the bonding strength of metallic surface and the internal friction of plastic melt, help improving the melt flow rate (MFR) of mixture, regulate the functions such as pliability of mixture.
As a kind of most preferably scheme, described softening agent most preferably is white mineral oil.
Above-mentioned oxidation inhibitor is phenols, phosphorous acid esters, contain one or more the mixture in thioesters class, the metal passivator, the phenolic antioxidant that wherein is suitable for body series is 2,4,6-tri-butyl-phenol, 2,2 methylene-biss (4-methyl-6-tert butyl phenol) or four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010); Phosphite ester kind antioxidant is tricresyl phosphite (nonyl phenyl) or tricresyl phosphite (2, the 4-di-tert-butyl-phenyl) fat (oxidation inhibitor 168); Containing the thioesters kind antioxidant is thio-2 acid two laurel tallows or thio-2 acid two (18) fat; The metal passivator kind antioxidant is N, N-diacetyl adipyl two hydrazides, N-salicylidene-N-salicyl hydrazides or salicil hydrazine.The purpose one that adds oxidation inhibitor is to improve the thermostability of matrix material, prevents that composite materials from degrading in extruding pelletization or Injection moulded part process; Another purpose is to improve the long-term aging performance of mixture.
The preparation method of polyphenyl ether composite of the present invention, the steps include: earlier polyphenylene oxide resin, acrylonitritrile-styrene resin, elastomerics, fire retardant, softening agent and oxidation inhibitor after the high-speed mixer dispersing and mixing, by the twin screw extruder fusion, mix, extrude, cool off, dry, pelletizing and packing.Screw rod is respectively distinguished temperature and should be remained between 200～280 ℃, and the length-to-diameter ratio of twin screw extruder is 36～48, and screw speed is 260～500 rev/mins.
Compared with prior art, the present invention has following beneficial effect: fire-retardant polyphenyl ether compound of the present invention, halogen-free flameproof, mechanical property, electrical property, thermotolerance are good, and owing to introduced vinyl cyanide, vinyl cyanide has stronger polarity, better chemical resistance and oil-proofness than vinylbenzene, make easily the obtained flame-retardant polyphenyl ether composite is carried out surface printing, be suitable for very much preparing supply lead, data transmission line of electronic apparatus etc.
Embodiment
Further explain the present invention below in conjunction with embodiment, but embodiment does not do any type of qualification to the present invention.
The preparation method of fire-retardant polyphenyl ether compound of the present invention, the steps include: earlier polyphenylene oxide resin, acrylonitritrile-styrene resin, elastomerics, fire retardant, softening agent and oxidation inhibitor after the high-speed mixer dispersing and mixing, by the twin screw extruder fusion, mix, extrude, cool off, dry, pelletizing and packing.Screw rod is respectively distinguished temperature and should be remained between 260 ℃, and the length-to-diameter ratio of twin screw extruder is 40, and screw speed is 350 rev/mins.
According to above-mentioned preparation method, the polyphenylene oxide that present embodiment adopts is that limiting viscosity is at 0.40dl/g (2,6-dimethyl-1,4-phenylene) ether; Based on multipolymer weight acrylamide nitrile content is the acrylonitritrile-styrene resin (be designated as AS-H, it tests the flow rate 90g/10min of melt at 220 ℃ under 10KG load) of 9 weight %; Based on multipolymer weight acrylamide nitrile content is the acrylonitritrile-styrene resin (be designated as AS-D, it tests the flow rate 60g/10min of melt at 220 ℃ under 10KG load) of 5 weight %; Based on multipolymer weight acrylamide nitrile content is the acrylonitritrile-styrene resin (be designated as AS-G, it tests the flow rate 95g/10min of melt at 220 ℃ under 10KG load) of 13 weight %; Elastomerics is a styrene-ethylene/butylene-styrene block copolymer, and fire retardant is the blend of tetraphenyl (bisphenol-A) bisphosphate (BDP) and polyphosphoric acid melamine, and softening agent is a white mineral oil, and oxidation inhibitor is antioxidant 1010 and oxidation inhibitor 168.Its The performance test results that specifically reaches the gained mixture sees Table 1.
Each test is undertaken by following standard:
Tensile strength: test according to GB1040-2006;
Elongation at break: test according to GB1040-2006;
Combustionproperty:, adopt the sample of 4.0mm to test according to UL94;
Colorfastness to rubbing:, sample surfaces is sprayed white printing-ink test according to GB/T 3920;
Dielectric strength: test according to GB1409;
Temperature grade: it is the 2.0mm electric wire of 0.12mm copper conductor that material preparation becomes conductor, tests according to 105 ℃ of level estimate conditions in the UL1581 standard then, and test condition is 136 ℃, 168 hours.
The formula table of table 1 embodiment and the The performance test results of mixture
| Component | Embodiment 1 | Comparative Examples 1 | Comparative Examples 2 | Comparative Examples 3 | Embodiment 2 | Comparative Examples 4 | Comparative Examples 5 |
| Polyphenylene oxide | 20 | 20 | 20 | 20 | 25 | 25 | 25 |
| AS-H | 20 | ? | ? | ? | 10 | ? | ? |
| AS-D | ? | 20 | ? | ? | ? | ? | ? |
| AS-G | ? | ? | 20 | ? | ? | 10 | ? |
| Styrene-ethylene/butylene-styrene block copolymer | 25 | 25 | 25 | 45 | 21 | 30 | 40 |
| BDP | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Polyphosphoric acid melamine | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| White mineral oil | 6 | 6 | 6 | 6 | 15 | 6 | 6 |
| Antioxidant 1010 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Oxidation inhibitor 168 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Add up to | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Performance test | ? | ? | ? | ? | ? | ? | ? |
| Tensile strength (MPa) | 12 | 13 | 8 | 14 | 15 | 9 | 19 |
| Elongation at break (%) | 120 | 125 | 20 | 130 | 130 | 25 | 120 |
| Combustionproperty | V-0 | V-0 | V-0 | V-0 | V-0 | V-0 | V-0 |
| Colorfastness to rubbing (staining progression) | 4 grades | 2 grades | 4 grades | 2 grades | 4 grades | 4 grades | 2 grades |
| Dielectric strength (MV/m) | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| UL temperature grade | 105℃ | 105℃ | - | 105℃ | 105℃ | - | 105℃ |
Can see from the data of table 1, the mixture good mechanical properties of embodiment 1, embodiment 2, be suitable for preparing electric wire, and they spray, and colorfastness to rubbing is 4 grades behind the white off-set oil, being better than adding based on multipolymer weight acrylamide nitrile content is the Comparative Examples 1 of acrylonitritrile-styrene resin of 5 weight % and Comparative Examples 3, the Comparative Examples 5 of not adding acrylonitritrile-styrene resin, and the easier surface printing that carries out of mixture of embodiment can be described.
It is the acrylonitritrile-styrene resin AS-G of 13 weight % that Comparative Examples 2 and Comparative Examples 4 have been added based on multipolymer weight acrylamide nitrile content, though its colorfastness to rubbing is 4 grades, but because the consistency of system is bad, be easy to generate layering in the moulding process, and their tensile strength and elongation are all on the low side, can't be prepared into electric wire with it.
Claims (10)
1. a fire-retardant polyphenyl ether compound is characterized in that being made up of the component that following percentage ratio by weight calculates: polyphenylene oxide resin 18～28%, acrylonitritrile-styrene resin 5～30%, elastomerics 20～35%, fire retardant 20～35%, softening agent 5～18%, oxidation inhibitor 0.1～1.5%; In the described acrylonitritrile-styrene resin, the content of vinyl cyanide is 7～11 weight %.
2. according to the described fire-retardant polyphenyl ether compound of claim 1, it is characterized in that described polyphenylene oxide resin is the polyphenylene oxide resin of limiting viscosity between 0.2～0.6dl/g of measuring in 25 ℃ of chloroforms.
3. according to the described fire-retardant polyphenyl ether compound of claim 1, it is characterized in that described elastomerics is one or more the mixture in ethylene-propylene rubber(EPR), paracril, cis-1,4-polybutadiene rubber, ethylene vinyl acetate, polyolefin elastomer, styrene-butadiene-styrene block copolymer, styrene-ethylene/butylene-styrene block copolymer, the styrene-ethylene/propylene-styrene segmented copolymer.
4. according to the described fire-retardant polyphenyl ether compound of claim 3, it is characterized in that described elastomerics is a styrene-ethylene/butylene-styrene block copolymer.
5. according to the described fire-retardant polyphenyl ether compound of claim 1, it is characterized in that described fire retardant is one or more the mixture in phosphate compound, phosphoric acid salt and the metal hydroxides; Described phosphate compound is trimethyl phosphite 99, triethyl phosphate, tricresyl phosphate propyl ester, tributyl phosphate, TNPP tri n pentyl phosphate, tri hexyl phosphate, tricyclohexyl phosphate, triphenylphosphate, tritolyl phosphate, trixylyl phosphate, phosphoric acid cresyl diphenyl ester, di(2-ethylhexyl)phosphate cresyl phenyl ester, di(2-ethylhexyl)phosphate methyl ethyl ester, phosphoric acid methyl dibutylester, phosphoric acid ethyl dipropyl, phosphoric acid hydroxyphenyl diphenyl ester, tetraphenyl (bisphenol-A) bisphosphate or tetraphenyl resorcinol diphosphate; Described phosphoric acid salt is monophosphate monophosphate hydrogen two ammoniums, primary ammonium phosphate, trimeric cyanamide, melamine pyrophosphate, ortho-phosphoric acid trimeric cyanamide, phosphoamide, polyphosphoric acid melamine, ammonium polyphosphate, polyphosphoric acid acid amides; Described metal hydroxides is magnesium hydroxide, aluminium hydroxide.
6. according to the described fire-retardant polyphenyl ether compound of claim 1, it is characterized in that described softening agent is one or more the mixture in fatty acid amide, fatty acid mixture, paraffin, organic silicone oil, naphthenic oil, white mineral oil, the alpha-methyl styrene.
7. according to the described fire-retardant polyphenyl ether compound of claim 1, it is characterized in that described oxidation inhibitor is phenols, phosphorous acid esters, contains one or more the mixture in thioesters class, the metal passivator kind antioxidant.
8. according to the described fire-retardant polyphenyl ether compound of claim 7, it is characterized in that described phenolic antioxidant is 2,4,6-tri-butyl-phenol, 2,2-methylene-bis (4-methyl-6-tert butyl phenol) or four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester; Phosphite ester kind antioxidant is tricresyl phosphite (nonyl phenyl) or tricresyl phosphite (2, the 4-di-tert-butyl-phenyl) fat; Containing the thioesters kind antioxidant is thio-2 acid two laurel tallows or thio-2 acid two (18) fat; The metal passivator kind antioxidant is N, N-diacetyl adipyl two hydrazides, N-salicylidene-N-salicyl hydrazides or salicil hydrazine.
9. the preparation method of the described fire-retardant polyphenyl ether compound of claim 1, it is characterized in that comprising the steps: earlier polyphenylene oxide resin, acrylonitritrile-styrene resin, elastomerics, fire retardant, softening agent and oxidation inhibitor after the high-speed mixer dispersing and mixing, by the twin screw extruder fusion, mix, extrude, cool off, dry, pelletizing and packing;
The screw rod of described twin screw extruder is respectively distinguished temperature and should be remained between 200～280 ℃, and the length-to-diameter ratio of twin screw extruder is 36～48, and screw speed is 260～500 rev/mins.
10. the application of the described fire-retardant polyphenyl ether compound of claim 1 in halogen-free flame-retardant wire.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102618015A (en) * | 2011-12-16 | 2012-08-01 | 天津金发新材料有限公司 | Light color weatherproof halogen-free flame retardant elastomer composite |
| CN103703078A (en) * | 2011-07-22 | 2014-04-02 | 沙伯基础创新塑料知识产权有限公司 | Poly(arylene ether) composition and articles derived therefrom |
| CN103865103A (en) * | 2014-03-11 | 2014-06-18 | 苏州恒康新材料有限公司 | Fire retardant and preparation method thereof |
| CN107141762A (en) * | 2017-06-28 | 2017-09-08 | 晋城凤凰实业有限责任公司 | The preparation method of polydiphenyl ether plastics pipeline |
| CN111607216A (en) * | 2020-07-01 | 2020-09-01 | 宁波瑞隆新材料科技有限公司 | Solvent-resistant polyphenyl ether composition |
| CN112898762A (en) * | 2020-12-24 | 2021-06-04 | 中辰电缆股份有限公司 | High-performance flame-retardant cable material and preparation method thereof |
| CN117089191A (en) * | 2023-10-20 | 2023-11-21 | 上海聚威新材料股份有限公司 | Low-dielectric light PPO/POK composite material and preparation method thereof |
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| CN102618015B (en) * | 2011-12-16 | 2013-12-25 | 天津金发新材料有限公司 | Light color weatherproof halogen-free flame retardant elastomer composite |
| CN103865103A (en) * | 2014-03-11 | 2014-06-18 | 苏州恒康新材料有限公司 | Fire retardant and preparation method thereof |
| CN107141762A (en) * | 2017-06-28 | 2017-09-08 | 晋城凤凰实业有限责任公司 | The preparation method of polydiphenyl ether plastics pipeline |
| CN107141762B (en) * | 2017-06-28 | 2019-03-15 | 晋城凤凰实业有限责任公司 | The preparation method of polydiphenyl ether plastics pipeline |
| CN111607216A (en) * | 2020-07-01 | 2020-09-01 | 宁波瑞隆新材料科技有限公司 | Solvent-resistant polyphenyl ether composition |
| CN112898762A (en) * | 2020-12-24 | 2021-06-04 | 中辰电缆股份有限公司 | High-performance flame-retardant cable material and preparation method thereof |
| CN117089191A (en) * | 2023-10-20 | 2023-11-21 | 上海聚威新材料股份有限公司 | Low-dielectric light PPO/POK composite material and preparation method thereof |
| CN117089191B (en) * | 2023-10-20 | 2024-01-12 | 上海聚威新材料股份有限公司 | Low-dielectric light PPO/POK composite material and preparation method thereof |
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Address after: 510520 Guangdong city of Guangzhou province high tech Industrial Development Zone No. 33 Ke Feng Lu Patentee after: Kingfa Technology Co., Ltd. Patentee after: Shanghai Kingfa Science and Technology Development Co., Ltd. Patentee after: SICHUAN KINGFA TECHNOLOGY DEVELOPMENT CO., LTD. Address before: 510520 Guangdong city of Guangzhou province high tech Industrial Development Zone No. 33 Ke Feng Lu Patentee before: Kingfa Technology Co., Ltd. Patentee before: Shanghai Kingfa Science and Technology Development Co., Ltd. Patentee before: Mianyang Changxin New Material Development Co., Ltd. |