Modified polysilazane and process for preparation thereof
US5494978A · kind A · utility
13Cited by
10References
3Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 30, 1994 |
| Grant date | Feb 27, 1996 |
| Priority date | — |
| Expiry date | Nov 30, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B35/589
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A stabilized polysilazane obtained by reacting an inorganic polysilazane having a number average molecular weight of about 100 to about 100,000 with an alcohol, an organic acid, an ester, a ketone, an aldehyde, a mercaptan, or an alkysilazane preferably at a molar ratio of from 50/50 to 99.99/0.01 is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.