CN102964707A - Nano-kaolin modified chlorosulfonated polyethylene rubber cable material - Google Patents

Abstract

The invention discloses a nano-kaolin modified chlorosulfonated polyethylene rubber cable material, which is prepared from the following raw materials in parts by weight: 100-150 parts of chlorosulfonated polyethylene rubber CSM2305, 20-30 parts of Lanxess Deutschland 3950 ethylene propylene diene copolymer, 10-20 parts of butyl rubber 1751, 5-10 parts of dibutyl sebacate, 5-10 parts of isopropylphenyl diphenyl(2-chloroethane)phosphate, 10-15 parts of pentaerythritol octylic butyrate, 2-4 parts of mineral oil, 4-6 parts of N,N'-meta-phenylene-bis-maleimide, and the like. The cable material not only has excellent flame retardance and incombustibility, but also has the advantages of good high and low temperature resistance, corrosion resistance, water resistance, wear resistance, ozone resistance, ageing resistance and the like at the same time, and is durable in use.

Description

A kind of chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification

Technical field

The present invention relates to the CABLE MATERIALS field, be specifically related to a kind of chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification.

Background technology

Since nineteen fifty-two, chlorosulfonated polyethylene rubber was realized industrialization, just because of its good ageing-resistant performance, heat-resisting and lower temperature resistance, oil-proofness, flame resistivity, wear resistance, reach anti-electrical insulating property, be subject to the attention of cable industry.At present, it has substituted traditional butylbenzene, natural, isoprene-isobutylene rubber, is widely used with low, midium voltage cable peculiar to vessel and mobile.But the physical strength of the CABLE MATERIALS of being produced by chlorosulfonated polyethylene rubber at present is relatively poor, can't satisfy real needs.Therefore, develop high-performance chlorosulfonated polyethylene rubber CABLE MATERIALS, be subject to the attention of cable industry.

Summary of the invention

The objective of the invention is for the deficiencies in the prior art, a kind of chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification is provided.The cable that is processed into by CABLE MATERIALS of the present invention has excellent mechanical property, and high and low temperature resistance is good, corrosion resistance and good, and water tolerance, anti-ozone, ageing-resistant, flame retardant properties is good.

The technical solution used in the present invention is:

A kind of chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification, it is characterized in that, raw material by following weight part is made: chlorosulfonated polyethylene rubber CSM2305 100-120, the bright Sheng 3950 terpolymer EP rubber 20-30 of Germany, isoprene-isobutylene rubber 1751 10-20, n-butyl sebacate 5-10, p isopropylbenzoic acid phenyl diphenyl ester (2-chloroethyl) ester 5-10, the sad butyric ester 10-15 of tetramethylolmethane, mineral oil 2-4, N, a N '-penylene maleimide 4-6, lipid acid 2-3, zinc oxide 2-4, Zinic stearas 2-3, barium stearate 1-2, phenyl triethoxysilane 1-2, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 0.5-1, zinc borate 10-15, nano kaoline 40-50, gas-phase silica 20-30, nanometer feldspar in powder 10-20, carbon black N660 10-15, anti-oxidant DLTP 1-2, antioxidant NBC 1-2, anti-aging agent ODA 1-2, accelerant N a-22 2-3, accelerant CZ 1-2, modification trees ashes 2-3.

Described modification trees ashes are made by following methods: extremely neutral with deionized water wash again after using first 10-15% salt acid soak trees ashes 2-3h, and oven dry; Add and be equivalent to the glass bead of trees ashes weight 2-3%, the Macrogol 200 of 1-2%, the sodium laurylsulfate of 2-3%, the magnesium hydroxide of 3-5%, high speed 4500-4800r/min stirs 20-30min, and ovendry power is broken into ultrafine powder.

The preparation method of the chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification may further comprise the steps:

(1) presses formula rate chlorosulfonated polyethylene rubber CSM2305, German bright Sheng 3950 terpolymer EP rubbers, isoprene-isobutylene rubber 1751 and anti-aging agent class are dropped into mill, at 75-85 ℃ of lower mixing 4-5min;

(2) fillers such as nano kaoline, gas-phase silica, nanometer feldspar in powder, carbon black N660 are joined in the rubber unvulcanizate of step (1), after continuing mixing 2-3min, remaining material except vulcanizing agent, promotor is joined in the mixing materials, behind the mixing 4-6min, add again vulcanizing agent, promotor, after thin-pass 6-7 time, the extruder plastication granulation, get final product, the extrusion temperature of extruding machine is 155-175 ℃.

Beneficial effect of the present invention:

The present invention can improve flame retardant resistance and the thermotolerance of CABLE MATERIALS by the trees ashes are carried out modification, and it is low to have a cost, the characteristics that effect is good.The present invention has added nano kaoline by to formula adjustment, and CABLE MATERIALS is had certain strengthening action, can improve stress at definite elongation, hardness, intensity and the wear resistance of CABLE MATERIALS.CABLE MATERIALS of the present invention not only has excellent flame retardant resistance and flame-retarding power not, and also has simultaneously good resistant of high or low temperature, erosion resistance, water tolerance, wear resistance, anti-ozone, the advantage such as ageing-resistant, and is durable in use.

Embodiment

Embodiment

A kind of chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification, raw material by following weight part is made: 108 parts of chlorosulfonated polyethylene rubber CSM2305,24 parts of bright Sheng 3950 terpolymer EP rubbers of Germany, 1,751 15 parts of isoprene-isobutylene rubbers, 10 parts of n-butyl sebacates, 6 parts of p isopropylbenzoic acid phenyl diphenyl ester (2-chloroethyl) esters, 12 parts of the sad butyric esters of tetramethylolmethane, 1.5 parts in sulphur, N, 6 parts of a N '-penylene maleimide, 3 parts in lipid acid, 3 parts in zinc oxide, 2 parts of Zinic stearass, 2 parts of barium stearates, 1.6 parts of phenyl triethoxysilanes, 0.8 part of sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester, 12 parts of zinc borates, 45 parts of nano kaolines, 25 parts of gas-phase silicas, 16 parts of nanometer feldspars in powder, 12 parts of carbon black N660,1.5 parts of anti-oxidant DLTPs, 1.5 parts of antioxidant NBCs, 1.8 parts of anti-aging agent ODA, 2.5 parts of accelerant N a-22,1.5 parts of accelerant CZs, 3 parts in modification trees ashes.

Wherein, described modification trees ashes are made by following methods: extremely neutral with deionized water wash again after using first 12% salt acid soak trees ashes 3h, and oven dry; Add and be equivalent to the glass bead of trees ashes weight 2%, 2% Macrogol 200,3% sodium laurylsulfate, 5% magnesium hydroxide, high speed 4500r/min stirs 30min, and ovendry power is broken into ultrafine powder.

The preparation method of the chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification may further comprise the steps:

(1) presses formula rate chlorosulfonated polyethylene rubber CSM2305, German bright Sheng 3950 terpolymer EP rubbers, isoprene-isobutylene rubber 1751 and anti-aging agent class are dropped into mill, at 82 ℃ of lower mixing 4min;

(2) fillers such as nano kaoline, gas-phase silica, nanometer feldspar in powder, carbon black N660 are joined in the rubber unvulcanizate of step (1), after continuing mixing 3min, remaining material except vulcanizing agent, promotor is joined in the mixing materials, behind the mixing 5min, add again vulcanizing agent, promotor, after the thin-pass 7 times, the extruder plastication granulation, get final product, the extrusion temperature of extruding machine is 165 ℃.

The performance test results of CABLE MATERIALS of the present invention is as follows:

Claims (3)

1. the chlorosulfonated polyethylene rubber CABLE MATERIALS of a nano kaoline modification, it is characterized in that, raw material by following weight part is made: chlorosulfonated polyethylene rubber CSM2305 100-120, the bright Sheng 3950 terpolymer EP rubber 20-30 of Germany, isoprene-isobutylene rubber 1751 10-20, n-butyl sebacate 5-10, p isopropylbenzoic acid phenyl diphenyl ester (2-chloroethyl) ester 5-10, the sad butyric ester 10-15 of tetramethylolmethane, mineral oil 2-4, N, a N '-penylene maleimide 4-6, lipid acid 2-3, zinc oxide 2-4, Zinic stearas 2-3, barium stearate 1-2, phenyl triethoxysilane 1-2, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 0.5-1, zinc borate 10-15, nano kaoline 40-50, gas-phase silica 20-30, nanometer feldspar in powder 10-20, carbon black N660 10-15, anti-oxidant DLTP 1-2, antioxidant NBC 1-2, anti-aging agent ODA 1-2, accelerant N a-22 2-3, accelerant CZ 1-2, modification trees ashes 2-3.

2. the chlorosulfonated polyethylene rubber CABLE MATERIALS of nano kaoline modification according to claim 1, it is characterized in that, described modification trees ashes are made by following methods: extremely neutral with deionized water wash again after using first 10-15% salt acid soak trees ashes 2-3h, and oven dry; Add and be equivalent to the glass bead of trees ashes weight 2-3%, the Macrogol 200 of 1-2%, the sodium laurylsulfate of 2-3%, the magnesium hydroxide of 3-5%, high speed 4500-4800r/min stirs 20-30min, and ovendry power is broken into ultrafine powder.

3. the preparation method of the chlorosulfonated polyethylene rubber CABLE MATERIALS of a nano kaoline modification as claimed in claim 1 is characterized in that may further comprise the steps:

(1) presses formula rate chlorosulfonated polyethylene rubber CSM2305, German bright Sheng 3950 terpolymer EP rubbers, isoprene-isobutylene rubber 1751 and anti-aging agent class are dropped into mill, at 75-85 ℃ of lower mixing 4-5min;

(2) fillers such as nano kaoline, gas-phase silica, nanometer feldspar in powder, carbon black N660 are joined in the rubber unvulcanizate of step (1), after continuing mixing 2-3min, remaining material except vulcanizing agent, promotor is joined in the mixing materials, behind the mixing 4-6min, add again vulcanizing agent, promotor, after thin-pass 6-7 time, the extruder plastication granulation, get final product, the extrusion temperature of extruding machine is 155-175 ℃.