Vinyl gum cure accelerators for addition-cure silicone
US4340647A · kind A · utility
30Cited by
5References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 22, 1981 |
| Grant date | Jul 20, 1982 |
| Priority date | — |
| Expiry date | May 22, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31634
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
There are provided addition-curable silicone release compositions comprised of a vinyl or silanol functional polymer base, a crosslinker containing silanic hydrogen, a precious metal catalyst such as platinum or rhodium, an optional carboxylic ester inhgibitor and silicone vinyl gum cure accelerations effective for allowing thermal cure at relatively lower temperatures while minimizing the necessity of excess metal catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.