Patent ID: 6133364
Filing Date: 2000-10-17
Classification: B60C,C08K,C08L,Y02T

Abstract:
A composition comprising a rubber mixture that can be vulcanized with a vulcanizing agent, which comprises:a) at least one rubber component,b) at least one filler,c) as an additional filler, gel particles comprising a rubber, having a particle size between about 3.times.10.sup.-9 and about 1.times.10.sup.-6 m and a swelling index in toluene of about 1 to about 15 and whose surface has electrophilic centers,d) a substance acting as a coupling agent between the gel particles of the additional filler and having the following structure:A--R--Awherein A is a nucleophilic group,R is a saturated or unsaturated hydrocarbon group having a molecular weight of up to about 10.sup.6 g/mol or siloxane group having a molecular weight of up to about 10.sup.6 g/mol.