Process for manufacturing boron nitride fibers from borylborazines
US6967179B2 · kind B2 · utility
3Cited by
5References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 21, 2003 |
| Grant date | Nov 22, 2005 |
| Priority date | — |
| Expiry date | Jun 14, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The aim of the present invention is a process for manufacturing boron nitride fibers, in particular continuous boron nitride fibers with good mechanical properties, which may be used for producing ceramic composite materials such as BN/BN composites, thermostructural parts or antenna radomes.It provides and uses a precursor polymer of formula (I) below:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.