Polymers and copolymers containing malonic (meth)acrylamide units
US5089577A · kind A · utility
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Key dates
| Filing date | Dec 18, 1990 |
| Grant date | Feb 18, 1992 |
| Priority date | — |
| Expiry date | Dec 18, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C233/49
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New homopolymers formed by malonic (meth)acrylamide monomer units according to the following formula: ##STR1## wherein R is H or CH.sub.3 ; X is H or an alkaline metal or NH.sub.4.sup.+ ; and copolymers formed by (meth)acrylamide monomer units (I) and monomer units (II).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.