CN103937082A - Light stable cable material - Google Patents

Abstract

The invention discloses a light stable cable material, which is composed of the following raw materials by weight: 76-80 parts of ethylene-vinyl acetate copolymer, 0.8-1 part of lead sulfate tribasic, 1.4-2 parts of catechol, 0.1-0.2 part of zinc isoocatanoate, 1-2 parts of triisopropanolamine, 10-13 parts of quickly-pressed carbon black, 5-7 parts of polyvinylidene fluoride, 2-3 parts of calcium phosphate, 2-3 parts of calcium fluoride, 9-12 parts of trihexyl o-acetylcitrate, 1-2 parts of sodium carboxymethylcellulose, 3-5 parts of linear low density polyethylene, 2-4 parts of anhydrous calcium chloride and 7-10 parts of a composite filler. The light stable cable material is strong in light stability, good in weather resistance, strong in workability, durable in protective property on cables, and excellent in comprehensive performance.

Description

A kind of light is stablized CABLE MATERIALS

Technical field

The present invention relates generally to field of cables, relates in particular to a kind of light and stablizes CABLE MATERIALS.

Background technology

Along with the fast development of cable cause, high-quality CABLE MATERIALS is subject to increasing favor, not only good weatherability of high-quality CABLE MATERIALS, long service life, and safety and environmental protection, therefore pursue the competition that higher-quality CABLE MATERIALS not only can be won the market, also modernization construction has been played to great support and help.

Summary of the invention

The object of the invention is just to provide a kind of light and stablizes CABLE MATERIALS.

The present invention is achieved by the following technical solutions:

A kind of light is stablized CABLE MATERIALS, and it is made up of the raw material of following weight parts:

Ethylene-vinyl acetate copolymer 76-80, lead sulfate tribasic 0.8-1, catechol 1.4-2, isocaprylic acid zinc 0.1-0.2, tri-isopropanolamine 1-2, extrude carbon black 10-13, polyvinylidene difluoride (PVDF) 5-7, calcium phosphate 2-3, ATHC 9-12, Calcium Fluoride (Fluorspan) 2-3, Xylo-Mucine 1-2, linear low density polyethylene 3-5, Calcium Chloride Powder Anhydrous 2-4, compounded mix 7-10 soon;

Described compounded mix is made up of the raw material of following weight parts:

Linear low density polyethylene 25-30, sepiolite powder 10-16, pentaerythritol triacrylate 2-3, light calcium carbonate 5-10, aluminium dihydrogen phosphate 2-3, tetrafluoroethylene 3-5, polydimethylsiloxane 1-2;

Above-mentioned linear low density polyethylene, sepiolite powder are mixed, and at 500-600 DEG C, stirring heating 4-10 minute, is cooled to normal temperature, add tetrafluoroethylene, ball grinding stirring mixing 6-8 minute, obtains Preblend, above-mentioned light calcium carbonate, aluminium dihydrogen phosphate are mixed, at 60-70 DEG C, be uniformly mixed 3-5 minute, add pentaerythritol triacrylate, be stirred to normal temperature, mix with above-mentioned Preblend, add the each raw material of residue, post-drying stirs, grind, obtain described compounded mix.

Light is stablized a preparation method for CABLE MATERIALS, comprises the following steps:

Above-mentioned fast extrusion carbon black, calcium phosphate, Calcium Fluoride (Fluorspan) are mixed, add the water of compound weight 20-30%, add Xylo-Mucine, stir, at 50-60 DEG C, heated and stirred is mixed 4-6 minute, add again Calcium Chloride Powder Anhydrous, be stirred to water dry, add the each raw material of residue, melt extrude, cooling, granulation, obtain described CABLE MATERIALS.

Advantage of the present invention is:

CABLE MATERIALS of the present invention is strong to the stability of light, good weatherability, and workability is strong, and lasting to the protectiveness of cable, over-all properties is superior.

Embodiment

Embodiment 1

A kind of light stablizes CABLE MATERIALS, it by following weight parts (kilogram) raw material form:

Ethylene-vinyl acetate copolymer 80, lead sulfate tribasic 0.8, catechol 1.4, isocaprylic acid zinc 0.2, tri-isopropanolamine 1, extrude carbon black 13, polyvinylidene difluoride (PVDF) 7, calcium phosphate 2, ATHC 12, Calcium Fluoride (Fluorspan) 3, Xylo-Mucine 2, linear low density polyethylene 3, Calcium Chloride Powder Anhydrous 2, compounded mix 10 soon;

Described compounded mix is made up of the raw material of following weight parts:

Linear low density polyethylene 30, sepiolite powder 16, pentaerythritol triacrylate 3, light calcium carbonate 10, aluminium dihydrogen phosphate 2, tetrafluoroethylene 3, polydimethylsiloxane 1;

Above-mentioned linear low density polyethylene, sepiolite powder are mixed, and at 600 DEG C, stirring heating 10 minutes, is cooled to normal temperature, add tetrafluoroethylene, ball grinding stirring mixes 6 minutes, obtains Preblend, above-mentioned light calcium carbonate, aluminium dihydrogen phosphate are mixed, at 70 DEG C, be uniformly mixed 5 minutes, add pentaerythritol triacrylate, be stirred to normal temperature, mix with above-mentioned Preblend, add the each raw material of residue, post-drying stirs, grind, obtain described compounded mix.

Light is stablized a preparation method for CABLE MATERIALS, comprises the following steps:

Above-mentioned fast extrusion carbon black, calcium phosphate, Calcium Fluoride (Fluorspan) are mixed, add the water of compound weight 30%, add Xylo-Mucine, stir, at 60 DEG C, heated and stirred is mixed 4 minutes, add again Calcium Chloride Powder Anhydrous, be stirred to water dry, add the each raw material of residue, melt extrude, cooling, granulation, obtain described CABLE MATERIALS.

Performance test:

Tensile strength: >=15 MPa;

Elongation at break: >=300%;

Thermal shocking: 180 ± 1 DEG C/1h, do not ftracture;

Clod wash :-10 ± 2 DEG C/4h, do not ftracture.

Claims (2)

1. light is stablized a CABLE MATERIALS, it is characterized in that what it was made up of the raw material of following weight parts:

Ethylene-vinyl acetate copolymer 76-80, lead sulfate tribasic 0.8-1, catechol 1.4-2, isocaprylic acid zinc 0.1-0.2, tri-isopropanolamine 1-2, extrude carbon black 10-13, polyvinylidene difluoride (PVDF) 5-7, calcium phosphate 2-3, ATHC 9-12, Calcium Fluoride (Fluorspan) 2-3, Xylo-Mucine 1-2, linear low density polyethylene 3-5, Calcium Chloride Powder Anhydrous 2-4, compounded mix 7-10 soon;

Described compounded mix is made up of the raw material of following weight parts:

Linear low density polyethylene 25-30, sepiolite powder 10-16, pentaerythritol triacrylate 2-3, light calcium carbonate 5-10, aluminium dihydrogen phosphate 2-3, tetrafluoroethylene 3-5, polydimethylsiloxane 1-2;

Above-mentioned linear low density polyethylene, sepiolite powder are mixed, and at 500-600 DEG C, stirring heating 4-10 minute, is cooled to normal temperature, add tetrafluoroethylene, ball grinding stirring mixing 6-8 minute, obtains Preblend, above-mentioned light calcium carbonate, aluminium dihydrogen phosphate are mixed, at 60-70 DEG C, be uniformly mixed 3-5 minute, add pentaerythritol triacrylate, be stirred to normal temperature, mix with above-mentioned Preblend, add the each raw material of residue, post-drying stirs, grind, obtain described compounded mix.

2. light as claimed in claim 1 is stablized a preparation method for CABLE MATERIALS, it is characterized in that comprising the following steps:

Above-mentioned fast extrusion carbon black, calcium phosphate, Calcium Fluoride (Fluorspan) are mixed, add the water of compound weight 20-30%, add Xylo-Mucine, stir, at 50-60 DEG C, heated and stirred is mixed 4-6 minute, add again Calcium Chloride Powder Anhydrous, be stirred to water dry, add the each raw material of residue, melt extrude, cooling, granulation, obtain described CABLE MATERIALS.