Process for producing highly water-absorbing polymer
US4755560A · kind A · utility
40Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1987 |
| Grant date | Jul 5, 1988 |
| Priority date | — |
| Expiry date | Jun 26, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F8/42
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for producing a highly water-absorbing polymer, which comprises treating a water-absorbing polymer containing a carboxyl group and/or a carboxylate group with a silane coupling agent in the presence of water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.