Siloxane soluble (CH.sub.3).sub.3 SIO.sub.1/2 /SIO.sub.2 (M/Q) resins with amine and amide organofunctionality
US5013577A · kind A · utility
15Cited by
17References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 1990 |
| Grant date | May 7, 1991 |
| Priority date | — |
| Expiry date | Aug 22, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2483/005
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Organosilicon amine capped resins are prepared by reacting silanol siloxane resins with a cyclic silazane. The product organosilicon amine capped resins are reacted with an acyl halide to yield siloxane resins with amide organofunctionality. The later reaction is especially useful for obtaining acrylamide organofunctionality which is polymerizable and useful in formulating coating compositions such as pressure sensitive adhesives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.