Silicone-polyimides, and method for making
US4808686A · kind A · utility
56Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 1987 |
| Grant date | Feb 28, 1989 |
| Priority date | — |
| Expiry date | Jun 18, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01B3/306
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Silicone-polyimides having improved flexibility can be obtained, by sequentially intercondensing organic diamine, aminoorgano terminated polydiorganosiloxane and aromatic bisanhydride. A decrease in flexural modulus and an increase in elongation percent is effected while flame retardance remains substantially unchanged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.