Block polymers and oil-contamination tolerant adhesive compositions
US5360855A · kind A · utility
5Cited by
30References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 22, 1993 |
| Grant date | Nov 1, 1994 |
| Priority date | — |
| Expiry date | Jun 22, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J153/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A novel 2-substituted butadiene block copolymer is provided which provides adhesives having superior adhesion and tolerance to oil contaminated surfaces. The elastomeric block has a glass transition temperature of less than about minus 65.degree. C. with the 2 substituent being an alkyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.