Rubber articles having improved fatigue life
US4195143A · kind A · utility
1Cited by
12References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 1978 |
| Grant date | Mar 25, 1980 |
| Priority date | — |
| Expiry date | Feb 27, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49872
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a sulfur-cured rubber article that has high resistance to reversion and low compression set which is post-modified to improve its fatigue life. The method involves introducing additional elemental sulfur in solution into the low sulfur-cured rubber article subsequent to curing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.