Crosslinkable polyolefin composition comprising high molecular weight silanol condensation catalyst
US8299166B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 16, 2007 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Jun 14, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a composition comprising (i) a crosslinkable polyolefin with hydrolysable silane groups (A), and (ii) a silanol condensation catalyst comprising an organic sulphonic acid (B) which comprises the structural element Ar—R1 (I) wherein Ar is an aromatic group, which may e.g. be a benzene, naphthalene, phenantrene or anthracene group, and R1 is an organic residue comprising at least 21 C-atoms, the organic sulphonic acid (B) further comprising one, two or more sulphonic acid groups, to an article, in particular a wire or cable, comprising such a composition, and to the use of such a composition for the production of an article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.