CN102532705A - Compound of insulating layer or sheath of flame-retardant flexible electric wires and cables - Google Patents
Compound of insulating layer or sheath of flame-retardant flexible electric wires and cables Download PDFInfo
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- CN102532705A CN102532705A CN2011104361626A CN201110436162A CN102532705A CN 102532705 A CN102532705 A CN 102532705A CN 2011104361626 A CN2011104361626 A CN 2011104361626A CN 201110436162 A CN201110436162 A CN 201110436162A CN 102532705 A CN102532705 A CN 102532705A
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Abstract
The invention discloses a compound of an insulating layer or a sheath of flame-retardant flexible electric wires and cables, which comprises a thermoplastic elastomer and a flame retardant component. The flame retardant component comprises a halogen flame retardant and an antimony flame retardant or a zinc flame retardant, wherein the weight ratio between the halogen flame retardant and the antimony flame retardant or the zinc flame retardant is 5:1 to 1:1, preferably 4:1 to 2:1. The compound of the insulating layer or the sheath of the flame-retardant flexible electric wires and cables is high in tensile strength and resistant to high temperature, and does not release dioxin harmful to living beings when burning.
Description
Technical field
The present invention relates to a kind of flexible polymeric materials that comprises the environmental protection halogen flame that is incorporated in the polymeric matrix, particularly relate to a kind of flame retardant flexible wire cable insulating layer or sheath compsn.
Background technology.
At present electric wire is widely used in the transmission of energy and information, the insulation layer or the sheath of the electric wire of processing with traditional macromolecular material, and it is former thereby burn in use to be easy to because of the circuit thermal value excessive or short circuit etc., causes fire.And limit heavy metal, biphenyl compound etc. in electrical equipment, the electric wire series products in many zones such as European Union, the U.S..When burning, traditional halogen flame discharges dioxin because of meeting, and harmful to biology.Therefore environment amenable electric wire will be a kind of development trend.
Flame-retardant polymer, the especially exploitation of flexible flame retardant polymkeric substance are global difficult problems.The flame-retardant system of comparative maturity has following several kinds:
Tradition halogen and antimony are compound system.
Inorganic fire-retarded system, common is Marinco H.The problem of this system is that flame retarding efficiency is low, and addition is big, and it is low that intensity keeps.
Phosphorus, nitrogen compound system.This system is not suitable in the non-polar material.The problem that exists is anti-separating out, poor heat resistance.
Flexible cable is an indispensable composition in cable product.It has flexible rolling, and it is good dynamically to rock down resistance to fatigue, advantage such as low-temperature flexibility is good.In traditional flexible family, the occupation rate of PVC is the highest, but the puzzlement of problems such as halogen, softening agent is arranged, and EVA also is a kind of common flexible materials, but its greatest problem is: problems such as tensile strength is low, and use temperature is on the low side.
Therefore, press in this area that a kind of tensile strength is high, high temperature resistant, burning the time can not discharge the flexible cable material to the deleterious dioxin of biology.
Summary of the invention
The purpose of this invention is to provide that a kind of tensile strength is high, high temperature resistant, burning the time can not discharge flame retardant flexible wire cable insulating layer or the sheath compsn to the deleterious dioxin of biology.
Flame retardant flexible wire cable insulating layer of the present invention or sheath compsn comprise:
A) thermoplastic elastomer component and
B) flame retardant compositions, it comprises:
A) halogenated flame retardant and
B) Sb system fire retardant or zinc flame retardant,
Wherein the weight ratio of halogenated flame retardant and antimony system or zinc flame retardant is 5: 1 to 1: 1, is preferably 4: 1 to 2: 1.
The tensile strength of flame retardant flexible wire cable insulating layer of the present invention or sheath compsn is higher, can reach 12MPA, and use temperature is higher, can be used as 105 ℃ of lines and uses.And the halogen flame of selecting for use is environment-friendly type, do not contain biphenol compound, can not discharge the deleterious dioxin of biology during burning.
Embodiment
One preferred embodiment in, flame retardant flexible wire cable insulating layer of the present invention or sheath compsn are made up of following component:
A) thermoplastic elastomer component and
B) flame retardant compositions, it comprises:
A) halogenated flame retardant and
B) Sb system fire retardant or zinc flame retardant,
Wherein the weight ratio of halogenated flame retardant and antimony system or zinc flame retardant is 5: 1 to 1: 1, is preferably 4: 1 to 2: 1.
At one preferred embodiment; The content of said flame retardant compositions is 10-50 weight %; Be preferably 20-40 weight %; The content of said thermoplastic elastomer component is 50-90 weight %, is preferably 60-80 weight %, is benchmark with the gross weight of said flame retardant flexible wire cable insulating layer or sheath compsn.
At a preferred embodiment, described thermoplastic elastomer component comprises Vestolen PP 7052, styrenic thermoplastic elastomer, MO, inorganic filler, expanding material and optional ethylene copolymer.
One preferred embodiment, described thermoplastic elastomer component comprises 100-120 weight part Vestolen PP 7052,90-110 parts by weight of styrene thermoplastic elastomer, 140-160 weight part MO, 80-120 weight part inorganic filler, 1-10 weight part expanding material and 0-60 parts by weight of ethylene multipolymer.
At a preferred embodiment; Said polyacrylic melting index is 0.5-10g/10min; Said styrenic thermoplastic elastomer comprises the multipolymer of vinylbenzene and ethene, propylene and/or divinyl; Described MO is paraffinic base rubber oil, naphthenic rubber is oily or their mixture; Described inorganic filler is selected from lime carbonate, talcum, kaolin, permanent white or their mixture, and described expanding material is selected from SEBS-MAH, PP-MAH or their mixture, and described ethylene copolymer comprises the multipolymer of ethene and octene or propylene.
At a preferred embodiment; Said styrenic thermoplastic elastomer's weight average molecular weight range is 8-50 ten thousand; Be preferably 10-30 ten thousand; And be selected from styrene-butadiene-styrene multipolymer (S B S), styrene-ethylene-butylene-styrene multipolymer (S E B S), styrene-ethylene-propylene-styrene multipolymer (S E P S), styrene-ethylene-ethylene-propylene-styrol copolymer (S E E P S) or their mixture; The mean particle size range of described inorganic filler is 0.5-100 μ m, and 0.5-30 μ m, the Vicat softening point of said ethylene copolymer are not less than 70 ℃.
One preferred embodiment, described halogenated flame retardant is a bromide fire retardant.
At a preferred embodiment; Described bromide fire retardant is selected from TDE (TDE), 1, two (tribromophenoxy) ethane (BTBPOE) of 2-, tetrabromo-bisphenol (T B B PA), PHT4 (T B P A), eight bromo ether, two (tetrabromo-phthalic dme imines) ethane (B T B P I E), hexabromocyclododecane (H B C D) or their mixture.The particle diameter of described halogenated flame retardant is preferably 10-30 μ m.
One preferred embodiment, described Sb system fire retardant is Antimony Trioxide: 99.5Min (S b
2O
3), described zinc flame retardant is zinc borate, zinc oxide or their mixture.
Flame retardant flexible wire cable insulating layer of the present invention or sheath compsn mix through said components is added in the high-speed mixer, join then that granulation makes in the dual-screw pelletizer.
An advantage of the present invention is, selects for use through several kinds of olefin polymers, and under big inorganics added, the TPE material of more general with SEBS is base material saw that intensity keeps.
Another one advantage of the present invention is, has improved the use temperature upper limit.Through 136 ℃, the mensuration of 168H, intensity, elongation retention is greater than 90%.
Another one advantage of the present invention is, extrudes and adds man-hour doing cable, and wide process window is arranged, can be from 160 ℃ to 240 ℃.
Another one advantage of the present invention is, have good water-fast, anti-separate out etc.
Another one advantage of the present invention is that it is a kind of flame-retardant system of expanded polystyrene veneer, becomes carbon effective, can not drip.
Embodiment:
Below through embodiment the present invention is done more detailed explanation, but these embodiment only are exemplary, and are not used in restriction protection scope of the present invention.Protection scope of the present invention is limited by the accompanying claims.
In following each embodiment; After the accurate weighing of the consumption described in each component according to the form below (unit is a weight part); Mix in the adding high-speed mixer (SHR-200A type, Bei'er Machinery Co., Ltd., Zhangjiagang City), join dual-screw pelletizer (CTE-50 type;, the mechanical ltd of times Long Keya of section (Nanjing)) and middle granulation.Processing temperature scope: 180-220 ℃, screw speed is: 240-350rpm.
Its raw material source among each embodiment:
Vestolen PP 7052, M250E, Oil of Shanghai Petrochemical Company; The ethylene copolymer elastomerics, POE8210, E.I.Du Pont Company; SEBS, 6150, platform rubber company; White oil, 150N, the two dragons of Korea S; SEBS-MAH, FG1901, Kraton company.
The product that makes among each embodiment is with following each performance of method test.
1) flame retardant resistance is tested by UL-94.
2) hardness is tested by GB/T 531-2008.
3) tensile strength is tested by GB/T 528-2009.
4) the fracture extensibility is tested by GB/T 528-2009.
5) ROHS tests by IEC62321-2008.
6) phthalate 6P test is tested by the 2005/84/EC of European Union.
During the test result of each embodiment is listed in the table below.
Claims (10)
1. flame retardant flexible wire cable insulating layer or sheath compsn, it comprises:
A) thermoplastic elastomer component and
B) flame retardant compositions, it comprises:
A) halogenated flame retardant and
B) Sb system fire retardant or zinc flame retardant,
Wherein the weight ratio of halogenated flame retardant and antimony system or zinc flame retardant is 5: 1 to 1: 1, is preferably 4: 1 to 2: 1.
2. flame retardant flexible wire cable insulating layer as claimed in claim 1 or sheath compsn; It is characterized in that; The content of said flame retardant compositions is 10-50 weight %, is preferably 20-40 weight %, and the content of said thermoplastic elastomer component is 50-90 weight %; Being preferably 60-80 weight %, is benchmark with the gross weight of said flame retardant flexible wire cable insulating layer or sheath compsn.
3. according to claim 1 or claim 2 flame retardant flexible wire cable insulating layer or sheath compsn; It is characterized in that described thermoplastic elastomer component comprises Vestolen PP 7052, styrenic thermoplastic elastomer, MO, inorganic filler, expanding material and optional ethylene copolymer.
4. flame retardant flexible wire cable insulating layer as claimed in claim 3 or sheath compsn; It is characterized in that described thermoplastic elastomer component comprises 100-120 weight part Vestolen PP 7052,90-110 parts by weight of styrene thermoplastic elastomer, 140-160 weight part MO, 80-120 weight part inorganic filler, 1-10 weight part expanding material and 0-60 parts by weight of ethylene multipolymer.
5. flame retardant flexible wire cable insulating layer as claimed in claim 4 or sheath compsn; It is characterized in that; Said polyacrylic melting index is 0.5-10g/10min; Said styrenic thermoplastic elastomer comprises the multipolymer of vinylbenzene and ethene, propylene and/or divinyl, and described MO is paraffinic base rubber oil, naphthenic rubber is oily or their mixture, and described inorganic filler is selected from lime carbonate, talcum, kaolin, permanent white or their mixture; Described expanding material is selected from SEBS-MAH, PP-MAH or their mixture, and described ethylene copolymer comprises the multipolymer of ethene and octene or propylene.
6. flame retardant flexible wire cable insulating layer as claimed in claim 5 or sheath compsn; It is characterized in that; Said styrenic thermoplastic elastomer's weight average molecular weight range is 8-50 ten thousand; And be selected from styrene-butadiene-styrene multipolymer (S B S), styrene-ethylene-butylene-styrene multipolymer (S E B S), styrene-ethylene-propylene-styrene multipolymer (S E P S), styrene-ethylene-ethylene-propylene-styrol copolymer (S E E P S) or their mixture; The mean particle size range of described inorganic filler is 0.5-50 μ m, and the Vicat softening point of said ethylene copolymer is not less than 70 ℃.
7. according to claim 1 or claim 2 flame retardant flexible wire cable insulating layer or sheath compsn is characterized in that described halogenated flame retardant is a bromide fire retardant.
8. flame retardant flexible wire cable insulating layer as claimed in claim 7 or sheath compsn; It is characterized in that; Described bromide fire retardant is selected from TDE (TDE), 1, two (tribromophenoxy) ethane (BTBPOE) of 2-, tetrabromo-bisphenol (T B B P A), PHT4 (T B P A), eight bromo ether, two (tetrabromo-phthalic dme imines) ethane (B T B P I E), hexabromocyclododecane (H B C D) or their mixture.
9. flame retardant flexible wire cable insulating layer as claimed in claim 7 or sheath compsn is characterized in that, the particle diameter of described halogenated flame retardant is 10-30 μ m.
10. according to claim 1 or claim 2 flame retardant flexible wire cable insulating layer or sheath compsn is characterized in that described Sb system fire retardant is Antimony Trioxide: 99.5Min (Sb
2O
3), described zinc flame retardant is zinc borate, zinc oxide or their mixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104361626A CN102532705A (en) | 2011-12-22 | 2011-12-22 | Compound of insulating layer or sheath of flame-retardant flexible electric wires and cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104361626A CN102532705A (en) | 2011-12-22 | 2011-12-22 | Compound of insulating layer or sheath of flame-retardant flexible electric wires and cables |
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| CN102532705A true CN102532705A (en) | 2012-07-04 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104059321A (en) * | 2013-03-19 | 2014-09-24 | 中纺投资发展股份有限公司 | Weather-proof environment-friendly flame-retardant polymer material for flexible cable and preparation method thereof |
| CN104194158A (en) * | 2014-09-16 | 2014-12-10 | 朱忠良 | Wire insulation layer composition with scraping resistance, and preparation method and wire thereof |
| CN104672743A (en) * | 2013-12-02 | 2015-06-03 | 上海凯波特种电缆料厂有限公司 | Oil-proof and corrosion resistant super-soft cable sheath material and preparation method thereof |
| CN110452468A (en) * | 2019-09-25 | 2019-11-15 | 江苏中天科技股份有限公司 | A kind of thermoplastic cable Insulation Material and preparation method thereof |
| CN113166507A (en) * | 2018-11-28 | 2021-07-23 | 横滨橡胶株式会社 | Rubber composition for conveyor belt and conveyor belt |
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| CN101838436A (en) * | 2010-06-17 | 2010-09-22 | 深圳职业技术学院 | SEBS thermoplastic elastomer cable insulation material and preparation method thereof |
| CN102212243A (en) * | 2011-05-06 | 2011-10-12 | 广东金源科技股份有限公司 | Environment friendly thermoplastic elastomer used as fire-retardant sealing strip and preparation method thereof |
| WO2011125924A1 (en) * | 2010-04-05 | 2011-10-13 | 株式会社オートネットワーク技術研究所 | Composition for covering electrical wire, insulated wire and wiring harness |
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2011
- 2011-12-22 CN CN2011104361626A patent/CN102532705A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011125924A1 (en) * | 2010-04-05 | 2011-10-13 | 株式会社オートネットワーク技術研究所 | Composition for covering electrical wire, insulated wire and wiring harness |
| CN102884122A (en) * | 2010-04-05 | 2013-01-16 | 株式会社自动网络技术研究所 | Composition for covering electrical wire, insulated wire and wiring harness |
| CN101838436A (en) * | 2010-06-17 | 2010-09-22 | 深圳职业技术学院 | SEBS thermoplastic elastomer cable insulation material and preparation method thereof |
| CN102212243A (en) * | 2011-05-06 | 2011-10-12 | 广东金源科技股份有限公司 | Environment friendly thermoplastic elastomer used as fire-retardant sealing strip and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104059321A (en) * | 2013-03-19 | 2014-09-24 | 中纺投资发展股份有限公司 | Weather-proof environment-friendly flame-retardant polymer material for flexible cable and preparation method thereof |
| CN104672743A (en) * | 2013-12-02 | 2015-06-03 | 上海凯波特种电缆料厂有限公司 | Oil-proof and corrosion resistant super-soft cable sheath material and preparation method thereof |
| CN104194158A (en) * | 2014-09-16 | 2014-12-10 | 朱忠良 | Wire insulation layer composition with scraping resistance, and preparation method and wire thereof |
| CN113166507A (en) * | 2018-11-28 | 2021-07-23 | 横滨橡胶株式会社 | Rubber composition for conveyor belt and conveyor belt |
| CN113166507B (en) * | 2018-11-28 | 2024-02-20 | 横滨橡胶株式会社 | Rubber composition for conveyor belt and conveyor belt |
| CN110452468A (en) * | 2019-09-25 | 2019-11-15 | 江苏中天科技股份有限公司 | A kind of thermoplastic cable Insulation Material and preparation method thereof |
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Application publication date: 20120704 |