亚洲av无码精品一区二区三区,秒播无码国产在线观看,人妻少妇被粗大av爽白浆,久久久久久青草大香综合精品

Products&Application

Contact us

Add:No. 8, Weier Rd., North of Economic Development Zone, Suqian, Jiangsu, China
Tel:+86-527-84839778

Your current location:Home>Products&Application> Curing agent

Aliphatic ether polysulfide (Vulcanizator VA-7)


 

Chemical name: Aliphatic ether polysulfide
Structural formula:
taic
Properties: It is yellow sticky liquid, with light thioalcohol odor. Specific gravity: 1.42-1.47. Viscosity: about 5-10 pa.s at 26.7 °C.
Functions: VA-7 is vulcanizator for NR, SBR, NBR and other unsaturated rubber. It can easily disperse in rubber. Compared with sulfur, VA-7 has better crosslinking effectiveness, good aging resistance of vulcanized rubber and will not make rubber bloom. It can be used to produce cables and wires, for it has no free sulfur, and is not corrosive to copper. In synthetic rubber, its mechanical properties will still be good even at high temperature. It can also be used to produce the whitewall rubber of tyres.
Quality index:

 

Item
Value
Appearance
Yellow sticky liquid
Yellowish powder or lumps
Total sulfur content %
48-52
/
Loss on heating % ≤
0.1
/
Total chlorine content % ≤
5.2
/
PH value
6-8
/
Residue on ignition % ≤
/
30

 

Package: Pack in PVC plastic drums or paper bags; net weight: 25kg.
Storage: Store in cool, shady, dry and ventilated places. Keep away from moisture, fire and solarization.

 


  • Mobile version

  • WeChat platform

Tel:+86-527-84839778
Add:No. 8, Weier Rd., North of Economic Development Zone, Suqian, Jiangsu, China

Copyright(C)2016,Jiangsu China Star New Materials Technology Co.,Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

西贡区| 兴安县| 红桥区| 望谟县| 靖边县| 咸宁市| 江津市| 镇远县| 资兴市| 南昌市| 海林市| 枣强县| 手机| 万载县| 荆门市| 灯塔市| 综艺| 琼中| 开平市| 克拉玛依市| 丰顺县| 河北省| 井冈山市| 东阿县| 锡林浩特市| 江陵县| 长春市| 永胜县| 晋江市| 伊宁市| 商洛市| 肥城市| 丁青县| 岑巩县| 敖汉旗| 永靖县| 三都| 康保县| 庆元县| 栾川县| 上思县|