Silica shielding agents and related methods
US9951208B2 · kind B2 · utility
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15References
20Claims
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Assignee
Inventors
Key dates
| Filing date | Nov 5, 2015 |
| Grant date | Apr 24, 2018 |
| Priority date | — |
| Expiry date | Jan 28, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/5419
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed herein are rubber compositions comprising at least one conjugated diene polymer or copolymer, silica filler, and a silica shielding agent of formula (I), and related methods such as for improving silica dispersability in silica-filled rubber compositions. Also disclosed herein are tire components, such as tire treads containing the rubber compositions disclosed herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.