Cable sheath material containing modified PVC resins and preparation method thereof

A technology of polyvinyl chloride resin and cable sheathing material, applied in the direction of insulated cables, plastic/resin/wax insulators, cables, etc., can solve the problems of loss of life and property, hinder safe evacuation and fire fighting work, etc. Good mechanical properties, the effect of improving mechanical properties

Active Publication Date: 2013-09-11
中山市锐来电子有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the rapid development of the economy, wires and cables are widely used in various industries and fields, and electrical fire accidents occur frequently, and the flame retardant problem of wires and cables has gradually attracted the attention of countries all over the world. Excessive and corrosive gases are dangero

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] Example 1: Cable sheathing material containing modified polyvinyl chloride resin, the weight (kg) of its constituent raw materials is: modified polyvinyl chloride resin 90, polyacrylate 18, nano clay 2.5, sodium silicate 20, carbonized Aluminum 9.5, vulcanizing agent VA-7 2.9, antioxidant TPPD 0.8, phenyltriethoxysilane 4.8, diphenylthiourea 4.2, antioxidant DLTP 1.4, epoxy tetrahydrophthalate dioctyl 1.2 and Triphenylphosphine oxide 2.5.

[0018] The preparation method of the cable sheath material containing modified polyvinyl chloride resin comprises the following steps:

[0019] (1) Preparation of modified polyvinyl chloride resin:

[0020] Formula (kg): polyvinyl chloride resin (SG-3) 32, polyisobutylene 17, tetrahydrofuran 42, 2,2′-thiobis(4-tertoctylphenol) 2.8, maleic anhydride 3.0, attapulgite Soil 6.0, vinyltrimethoxysilane 2.0 and crosslinker TAIC 2.4;

[0021] The preparation method is as follows:

[0022] a: Stir and react polyvinyl chloride resin, tetra...

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PUM

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Abstract

The invention discloses a cable sheath material containing modified PVC resins and preparation method thereof, and the cable sheath material is composed of following raw materials: modified PVC resins, polyacrylate, nanometer potter clay, sodium silicate, aluminium carbide, vulcanizing agent VA-7, antioxidant TPPD, phenyl triethoxysilane, dibenzyl thiourea, anti-oxidant DLTP, di(2-Ethylhexyl)-4,5-epoxycyclohexane-1,2-dicarboxylate and triphenylphosphine oxide; The invention employs modified PVC resin as main material, and the PVC resin is modified, and the invention has the advantages of greatly improved mechanical property, better mechanical properties, low smoke, halogen free, flame retardation, high mechanical strength and high insulation resistor, and nanometer potter clay in the raw material is used as strengthening agent, and sodium silicate and aluminium carbide are used as filling material.

Description

technical field [0001] The invention relates to a cable sheath material, in particular to a cable sheath material containing modified polyvinyl chloride resin and a preparation method thereof. Background technique [0002] With the rapid development of the economy, wires and cables are widely used in various industries and fields, and electrical fire accidents occur frequently, and the flame retardant problem of wires and cables has gradually attracted the attention of countries all over the world. Excessive and corrosive gases are dangerous factors in fires, which hinder people's safe evacuation and fire fighting work, causing serious losses of life and property. The quality requirements of sheathing materials are increasing day by day. The invention provides a cable sheathing material containing modified polyvinyl chloride resin and a preparation method thereof. Contents of the invention [0003] The object of the present invention is to provide a cable sheath material ...

Claims

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Application Information

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IPC IPC(8): C08L27/22C08L33/04C08K13/02C08K3/34C08K3/14C08K5/1515C08K5/5419C08K5/405H01B3/44H01B7/17
Inventor 董后友姜树海张传海董伟肖明枝
Owner 中山市锐来电子有限公司
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