Hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate copolymers
US10865264B2 · kind B2 · utility
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1References
3Claims
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Key dates
| Filing date | May 16, 2016 |
| Grant date | Dec 15, 2020 |
| Priority date | — |
| Expiry date | May 16, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F220/325
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention provides reactive, flexible, water-resistant hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate copolymers, or hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate/-(Methacroyloxyglyceryl-Cellulosic) block copolymers. This invention provides hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate copolymers having the structure: wherein x and y are mole %, the sum equals to 100, and wherein said copolymer is prepared by precipitation polymerization. The copolymer is useful in a wide variety of compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.