Polymers with heterocyclic side groups
US5668245A · kind A · utility
26Cited by
29References
61Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 1995 |
| Grant date | Sep 16, 1997 |
| Priority date | — |
| Expiry date | Nov 2, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/22
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A new class of polymers include repeating units comprising one or more arylene units substituted with heterocyclic side groups. The heterocyclic substituted arylene repeat units have the general structural formula: ##STR1## wherein Het is a heterocyclic group, R is an optional substituent, x is 1 or 2, and y is less than or equal to 4-x.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.