Tire tread with elastomers of spatially defined Tg's
US6429245B1 · kind B1 · utility
38Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 1997 |
| Grant date | Aug 6, 2002 |
| Priority date | — |
| Expiry date | Sep 16, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T152/10495
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a tire with a tread. The tread is composed of at least two defined elastomers having Tg's spaced apart by at least 55° C. to the exclusion of elastomers having Tg's between −30° and −85° C. The tread composition can be reinforced with either carbon black or a combination of carbon black and silica reinforcing fillers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.