Water dispersible polypyrroles made with polymeric acid colloids for electronics applications
US7351358B2 · kind B2 · utility
40Cited by
13References
13Claims
0Family size
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Key dates
| Filing date | Mar 17, 2004 |
| Grant date | Apr 1, 2008 |
| Priority date | — |
| Expiry date | Jun 2, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/13
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Compositions are provided comprising aqueous dispersions of at least one polypyrrole and at least one colloid-forming polymeric acids at methods of making such compositions. The new compositions are useful in electronic devices including organic electronic devices such as organic light emitting diode displays, memory storage, electromagnetic shielding, electrochromic displays, and thin film transistors, field effect resistance devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.