Organopolysiloxane-grafted polybenzobisoxazoles and method for preparing same
US5464922A · kind A · utility
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2References
20Claims
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Inventors
Key dates
| Filing date | Aug 24, 1994 |
| Grant date | Nov 7, 1995 |
| Priority date | — |
| Expiry date | Aug 24, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/52
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
There is disclosed a novel organopolysiloxane-grafted polybenzobisoxazole and a method for preparing the functional organopolysiloxane-grafted polybenzobisoxazoles using a phthaloyl halide-functional organopolysiloxane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.