Durable, electrically conductive transparent polyurethane compositions and methods of applying same
US11118086B2 · kind B2 · utility
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25References
30Claims
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Key dates
| Filing date | Nov 22, 2017 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Sep 16, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2475/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyurethane composition suitable for coating a surface of a substrate. The polyurethane composition can include an aliphatic polyester urethane matrix and a fluorinated ionic antistatic additive. The aliphatic polyester urethane matrix can comprise an aliphatic diisocyanate, a polyester polyol having a polyester diol and a polyester triol, and sulfonated polyester urethane polyol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.