Polymer having a sulfonic group or a sulfonate group and an amide group and method of producing same
US7795363B2 · kind B2 · utility
18Cited by
6References
16Claims
0Family size
Assignee
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Key dates
| Filing date | May 11, 2005 |
| Grant date | Sep 14, 2010 |
| Priority date | — |
| Expiry date | Jan 9, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/097
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A polymer is provided in which a sulfonic group or a derivative thereof is introduced. The polymer includes a unit represented by the following chemical formula (1): wherein R represents -A1-SO2R1; A1 is selected from an alkylene group, a heterocyclic ring, an aromatic ring; and —SO2R1 is a sulfonic group or of a derivative of a sulfonic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.