Soluble silicone-imide copolymers
US4968757A · kind A · utility
7Cited by
7References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 6, 1987 |
| Grant date | Nov 6, 1990 |
| Priority date | — |
| Expiry date | Feb 6, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31721
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
There is provided a siloxane-imide copolymer composition having at least one polymeric block with a low glass transition temperature and at least one polymeric block with a high glass transition temperature. Preferred compositions have the general formula ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.