Environment-friendly polyvinyl chloride cable sheathing compound
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- 王一群
- Publication Date
- 2010-02-03
- Estimated Expiration
- Not applicable · inactive patent
Abstract
Description
(1) Technical field
[0001] The invention relates to the field of electric wire and cable processing, in particular, the invention is an environment-friendly polyvinyl chloride cable sheathing material. (2) Background technology
[0002] With the deepening of people's understanding of pollution, the European Union's electrical and electronic ROHS Directive (EU Directive 2002 / 95 / EC) has six harmful substances including lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls (PBB), and polybrominated diphenyl ethers (PBDE). Make a restriction request. Among them, the content of cadmium is ≤100ppm, and the content of lead, mercury, hexavalent chromium, polybrominated biphenyls (PBB), and polybrominated diphenyl ethers (PBDE) is ≤1000ppm. For cable PVC materials, hexavalent chromium generally exists in the color masterbatch, lead generally exists in large quantities as a thermal stability additive, silver and cadmium may exist in various metal materials of cables, ...