Silica reinforced rubber composition prepared with pre-treated silica article of manufacture, including a tire, having at least one component comprised of such rubber composition
US6713549B1 · kind B1 · utility
4Cited by
24References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2000 |
| Grant date | Mar 30, 2004 |
| Priority date | — |
| Expiry date | Nov 23, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K9/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a rubber composition which contains reinforcement selected from at least one of synthetic amorphous silica, carbon black and silica treated carbon black, non-alkoxysilane containing coupling agent, wherein at least one of said reinforcements is pre-treated prior to its addition to said rubber composition with at least one of an alkylsilane hydrophobating agent and/or non-alkoxysilane containing coupling agent, and to articles of manufacture, including tires, having at least one component comprised of such rubber composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.