Multi-arm hydrophilic urethane polymers, methods of making them, and compositions and processes employing them
US9284518B2 · kind B2 · utility
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3References
20Claims
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Key dates
| Filing date | Oct 4, 2013 |
| Grant date | Mar 15, 2016 |
| Priority date | — |
| Expiry date | Dec 21, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3726
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Hydrophilic, multi-arm urethane polymers are described that are dispersible and/or soluble in water, and provide wetting, foaming and cleaning benefits for aqueous cleaning products, including hard surface cleaners, machine dishwash, and liquid hand dishwash compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.