Flame retardant polyethylene composition comprising polypropylene
US8470919B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 16, 2007 |
| Grant date | Jun 25, 2013 |
| Priority date | — |
| Expiry date | Mar 19, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2207/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a flame retardant polymer composition comprising (A) a polyethylene, (B) a silicone-group containing compound, (C) an inorganic filler material, and (D) a polypropylene in an amount of 0.1 to 10 wt. % with respect to the total composition, to an article comprising said flame retardant polymer composition, in particular to a wire or cable comprising a layer made of said flame retardant composition and to the use of said flame retardant polymer composition for the production of a layer of a wire or cable. Furthermore, the invention relates to the use of a polypropylene in the production of a flame retardant layer for a wire or cable as a processing aid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.