Patent · US Active

Silane coupling agents for filled rubbers

US8252862B2 · kind B2 · utility

0Cited by

7References

20Claims

0Family size

Assignee

BASF SE

Inventors

Michèle Gerster · Birsfelden, CH
Manuel Mihalic · Wyhlen, DE

Key dates

Filing date	Sep 5, 2008
Grant date	Aug 28, 2012
Priority date	—
Expiry date	Sep 5, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K5/548
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention describes a composition comprising a) a naturally occurring or synthetic rubber susceptible to oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation, b) a white reinforcing filler, and c) as coupling agent, at least one compound of the formula I wherein the general symbols are as defined in claim 1, or an oligomeric hydrolysis product of the compound of the formula I.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.