Polybenzazole polymers containing indan moieties
US5034026A · kind A · utility
12Cited by
20References
52Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 1990 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Apr 20, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D71/62
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Polybenzazole polymer containing indan moieties may be synthesized. Those polymers can be fabricated into membranes, which are useful for gas separations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.