.alpha.-Ketone acetylenic inhibited platinum group metal catalyzed organopolysiloxane compositions
US4595739A · kind A · utility
10Cited by
2References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 26, 1984 |
| Grant date | Jun 17, 1986 |
| Priority date | — |
| Expiry date | Oct 26, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31663
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Curable organopolysiloxane compositions useful, e.g., for the production of anti-stick coatings, comprise (1) an organopolysiloxane, (2) an organohydropolysiloxane, (3) a platinum group metal hardening catalyst, and (4) a platinum catalysis inhibitor comprising an acetylenic .alpha.-ketone in an amount which inhibits gelation at ambient temperatures but does not prevent cross-linking at temperatures in excess thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.