Dynamically vulcanized alloys of crystalline polyolefin resin and halobutyl rubber material
US5021500A · kind A · utility
23Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 24, 1990 |
| Grant date | Jun 4, 1991 |
| Priority date | — |
| Expiry date | May 24, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Thermoplastic polyolefin (TPO) compositions which have superior long-term heat aging characteristics are prepared by blending a crystalline thermoplastic resin with a halobutyl rubber under conditions of dynamic vulcanization and in the presence of a maleimide curative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.