CN103351509B - A kind of cable insulation compositions and preparation method thereof - Google Patents

A kind of cable insulation compositions and preparation method thereof Download PDF

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Publication number
CN103351509B
CN103351509B CN201310243554.XA CN201310243554A CN103351509B CN 103351509 B CN103351509 B CN 103351509B CN 201310243554 A CN201310243554 A CN 201310243554A CN 103351509 B CN103351509 B CN 103351509B
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powder
minute
cable insulation
antioxidant
silicon carbide
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CN103351509A (en
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张万有
周俊
韩俊宝
高从明
徐晓丽
朱元忠
夏侯东
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Anhui Cable Co Ltd
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Anhui Cable Co Ltd
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Abstract

nullA kind of cable insulation compositions and preparation method thereof,It is characterized in that being prepared by the raw materials in: high density polyethylene (HDPE) 50-55、Antioxidant 1010 1-2、Sepiolite powder 23-26、Smoke sheet rubber 2-3、Nanoclay brick ground-slag end 1-2、Silicon carbide powder 1-2、Vanadium diboride 3-4、Zirconium diboride 2-3、P-tert-butyl benzoic acid 1-2、Cellulose acetate 2-3、Isocyanates 1-2、Aluminium hydrate powder 1-2、Cis-1,4-polyisoprene rubber 12-14、Cyanuric acid zinc 1-2、Sepiolite powder 23-25、Vermiculite power 10-12、Celestite powder 4-6、Captax 3-4、Antioxidant MB 1-2、Anti-scorching agent CTP 1-2、Vinyl three ('beta '-methoxy ethyoxyl) silane 3-4、Propionate 1-2、Modification infusorial earth 6-8.The present invention uses cis-Isosorbide-5-Nitrae-polyisoprene rubber to add the fragility improving high density polyethylene (HDPE), improves the flexible toughness of CABLE MATERIALS, increases silicon carbide powder, can preferably improve its anti-wear performance, expand the range of CABLE MATERIALS.

Description

A kind of cable insulation compositions and preparation method thereof
Technical field
The invention belongs to CABLE MATERIALS technical field, more specifically, relate to a kind of cable insulation compositions and preparation thereof Method.
Background technology
Wire cable material, is mainly mixed by resin material, inserts, plasticizer, age resistor, fire retardant, antioxidant etc., Formula material focuses primarily upon some conventional compositions, thus causes CABLE MATERIALS technical specification the highest or high in cost of production problem, such as Specific insulation is on the low side, high temperature resistant, low temperature resistant, anti-flammability, insulating properties etc. can not meet cable producer to insulation-grade protective cover material more The requirement of high electrical performance.
Summary of the invention
It is an object of the invention to provide a kind of cable insulation compositions and preparation method thereof.
The technical solution adopted in the present invention is:
A kind of cable insulation compositions, it is characterised in that be prepared by the raw materials in:
High density polyethylene (HDPE) 50-55, antioxidant 1010 1-2, sepiolite powder 23-26, smoke sheet rubber 2-3, nanoclay brick slag Powder 1-2, silicon carbide powder 1-2, vanadium diboride 3-4, zirconium diboride 2-3, p-tert-butyl benzoic acid 1-2, cellulose acetate 2- 3, isocyanates 1-2, aluminium hydrate powder 1-2, cis-Isosorbide-5-Nitrae-polyisoprene rubber 12-14, cyanuric acid zinc 1-2, sepiolite powder 23-25, vermiculite power 10-12, celestite powder 4-6, captax 3-4, antioxidant MB 1-2, anti-scorching agent CTP 1-2, vinyl three ('beta '-methoxy ethyoxyl) silane 3-4, propionate 1-2, modification infusorial earth 6-8.
Described modification infusorial earth is prepared by following methods:
Kieselguhr is put into 450-500 DEG C calcine 3-4 hour, take out, cooling, put into immersion 1-in 10-12% hydrochloric acid solution 2 hours, take out, clean with pure water, dry and be ground into powder;Add and be equivalent to the aluminium nitride of kieselguhr weight 35-40%, 2- The calcium stearate of 3%, the Zirconium tetrafluoride. of 2-3%, the alum powder of 3-4%, mixed grinding 30-40 minute, spray into the most again and be equivalent to silicon The iso-cyanuric acid triallyl ester of diatomaceous earth weight 12-15%, stirs 60-80 minute under 12000-15000 rev/min, to obtain final product.
The preparation method of described cable insulation compositions, it is characterised in that comprise the following steps: smoke sheet rubber, nanometer are glued Cob brick ground-slag end, silicon carbide powder, 4-polyisoprene rubber, cyanuric acid zinc, sepiolite powder, p-tert-butyl benzoic acid, acetic acid Cellulose at 70-80 DEG C mixing 15-20 minute, obtains compound A;Other material mixing 15-20 at 110-130 DEG C is divided Clock, obtains compound B;Compound A, B are mixed, after placing 12-15 hour, mixing 5-8 minute at 110-128 DEG C, then, Send into double screw extruder CABLE MATERIALS at 120-150 DEG C described in extruding pelletization acquisition.
The present invention uses cis-Isosorbide-5-Nitrae-polyisoprene rubber to add the fragility improving high density polyethylene (HDPE), improves electricity The flexible toughness of cable material, increases silicon carbide powder, can preferably improve its anti-wear performance, expand the range of CABLE MATERIALS.
Detailed description of the invention
A kind of cable insulation compositions, is made up of the raw material of following weight portion (kilogram):
High density polyethylene (HDPE) 55, antioxidant 1010 2, sepiolite powder 26, smoke sheet rubber 3, nanoclay brick ground-slag end 1, carbonization Si powder 2, vanadium diboride 4, zirconium diboride 3, p-tert-butyl benzoic acid 1, cellulose acetate 3, isocyanates 1, aluminium hydrate powder 2, cis-Isosorbide-5-Nitrae-polyisoprene rubber 14, cyanuric acid zinc 2, sepiolite powder 23, vermiculite power 12, celestite powder 6, captax 4, Antioxidant MB 2, anti-scorching agent CTP 2, vinyl three ('beta '-methoxy ethyoxyl) silane 3, propionate 1, modification infusorial earth 8。
Described modification infusorial earth is prepared by following methods:
Kieselguhr is put into 450-500 DEG C calcine 3-4 hour, take out, cooling, put into immersion 1-in 10-12% hydrochloric acid solution 2 hours, take out, clean with pure water, dry and be ground into powder;Add be equivalent to the aluminium nitride of kieselguhr weight 40%, 3% hard Ester acid calcium, the Zirconium tetrafluoride. of 3%, the alum powder of 4%, mixed grinding 30-40 minute, spray into the most again and be equivalent to kieselguhr weight The iso-cyanuric acid triallyl ester of 15%, stirs 60-80 minute under 12000-15000 rev/min, to obtain final product.
The preparation method of cable insulation compositions, comprises the following steps: by smoke sheet rubber, nanoclay brick ground-slag end, carbonization Si powder, 4-polyisoprene rubber, cyanuric acid zinc, sepiolite powder, p-tert-butyl benzoic acid, cellulose acetate are at 70-80 DEG C Under mixing 15-20 minute, obtain compound A;By other material at 110-130 DEG C mixing 15-20 minute, obtain compound B; Compound A, B are mixed, after placing 12-15 hour, mixes at 110-128 DEG C 5-8 minute, then, send into twin-screw extrusion Machine at 120-150 DEG C extruding pelletization obtain described in CABLE MATERIALS.
The CABLE MATERIALS performance of the present invention:
Project Unit CABLE MATERIALS of the present invention
Green tensile intensity MPa is not less than 15.00
Original broken percentage elongation % is not less than 460
After resistance to 158 DEG C × 168h is aging
Fracture strength MPa is not less than 13
Elongation at break % is not less than 440
20 DEG C of specific insulations Ω·m 1.0×1014
200 DEG C of heat-stable times Min 60

Claims (2)

1. a cable insulation compositions, it is characterised in that be prepared by the raw materials in: high density polyethylene (HDPE) 50-55, Antioxidant 1010 1-2, sepiolite powder 23-26, smoke sheet rubber 2-3, nanoclay brick ground-slag end 1-2, silicon carbide powder 1-2, two boron Change vanadium 3-4, zirconium diboride 2-3, p-tert-butyl benzoic acid 1-2, cellulose acetate 2-3, isocyanates 1-2, aluminium hydrate powder 1- 2, cis-Isosorbide-5-Nitrae-polyisoprene rubber 12-14, cyanuric acid zinc 1-2, sepiolite powder 23-25, vermiculite power 10-12, celestite powder 4- 6, captax 3-4, antioxidant MB 1-2, anti-scorching agent CTP 1-2, vinyl three ('beta '-methoxy ethyoxyl) silane 3-4, propanoic acid Vinyl acetate 1-2, modification infusorial earth 6-8;
Described modification infusorial earth is prepared by following methods: kieselguhr is put into 450-500 DEG C and calcines 3-4 hour, take out, cold But, put in 10-12% hydrochloric acid solution and soak 1-2 hour, take out, clean with pure water, dry and be ground into powder;Add quite In the aluminium nitride of kieselguhr weight 35-40%, the calcium stearate of 2-3%, the Zirconium tetrafluoride. of 2-3%, the alum powder of 3-4%, mixing is ground Grind 30-40 minute, spray into the iso-cyanuric acid triallyl ester being equivalent to kieselguhr weight 12-15% the most again, at 12000- Stir 60-80 minute under 15000 revs/min, to obtain final product.
The preparation method of cable insulation compositions the most according to claim 1, it is characterised in that comprise the following steps: by cigarette Sheet glue, nanoclay brick ground-slag end, silicon carbide powder, cis-Isosorbide-5-Nitrae-polyisoprene rubber, cyanuric acid zinc, sepiolite powder, to uncle Butylbenzoic acid, cellulose acetate at 70-80 DEG C mixing 15-20 minute, obtain compound A;By other material at 110-130 At DEG C mixing 15-20 minute, obtain compound B;Compound A, B are mixed, after placing 12-15 hour, mixed at 110-128 DEG C Close 5-8 minute, then, send into double screw extruder cable insulation compositions at 120-150 DEG C described in extruding pelletization acquisition.
CN201310243554.XA 2013-06-19 2013-06-19 A kind of cable insulation compositions and preparation method thereof Active CN103351509B (en)

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CN103601941B (en) * 2013-10-22 2016-03-16 国家电网公司 A kind of Thermoplastic Elastomer, Olefinic cable jacket material and preparation method thereof
CN112331418B (en) * 2020-10-28 2022-05-17 江苏亿致通信科技有限公司 Production method for 5G high-frequency anti-interference communication cable

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JP2001055545A (en) * 1999-08-18 2001-02-27 Toyo Chem Co Ltd Tape
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CN102911440A (en) * 2012-09-18 2013-02-06 铜陵市铜都特种线缆厂 Polytetrafluoroethylene insulated cable material for aviation and method for preparing same
CN102964668A (en) * 2012-11-16 2013-03-13 江苏远洋东泽电缆股份有限公司 Chemical crosslinking polyolefin insulating rubber for offshore oil gas engineering cable and manufacturing method
CN102969043A (en) * 2012-11-16 2013-03-13 江苏远洋东泽电缆股份有限公司 High-temperature-resistant soft double-shield instrument cable for maritime oil and gas engineering and manufacturing method thereof
CN103012885A (en) * 2012-11-13 2013-04-03 安徽文峰电子科技集团有限公司 Flame-retardant type cable sheath insulation material and preparation method thereof

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US20100227966A1 (en) * 2009-03-06 2010-09-09 Shawcor Ltd. Moisture-crosslinked polyolefin compositions

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Publication number Priority date Publication date Assignee Title
JP2001055545A (en) * 1999-08-18 2001-02-27 Toyo Chem Co Ltd Tape
CN101070412A (en) * 2007-06-11 2007-11-14 黄东东 Halogen-free expansion fire-retardant cable material and environment-protection type cable made thereby
CN102911440A (en) * 2012-09-18 2013-02-06 铜陵市铜都特种线缆厂 Polytetrafluoroethylene insulated cable material for aviation and method for preparing same
CN103012885A (en) * 2012-11-13 2013-04-03 安徽文峰电子科技集团有限公司 Flame-retardant type cable sheath insulation material and preparation method thereof
CN102964668A (en) * 2012-11-16 2013-03-13 江苏远洋东泽电缆股份有限公司 Chemical crosslinking polyolefin insulating rubber for offshore oil gas engineering cable and manufacturing method
CN102969043A (en) * 2012-11-16 2013-03-13 江苏远洋东泽电缆股份有限公司 High-temperature-resistant soft double-shield instrument cable for maritime oil and gas engineering and manufacturing method thereof

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