Water soluble polymers containing allyloxybenzenesulfonate monomers
US4892898A · kind A · utility
20Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 21, 1988 |
| Grant date | Jan 9, 1990 |
| Priority date | — |
| Expiry date | Jan 21, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F216/1475
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Water soluble polymers comprising at least one mole percent of a recurring monomer unit represented by the chemical structure ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are independently hydrogen or C.sub.1 -C.sub.6 alkyl; and X is hydrogen, an alkali or alkaline earth metal or ammonium are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.