Super absorbent polymer composition
US6335398B1 · kind B1 · utility
10Cited by
9References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 1997 |
| Grant date | Jan 1, 2002 |
| Priority date | — |
| Expiry date | Mar 7, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L15/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A super absorbent polymer composition comprising a chelating compound (A) which has a site capable of forming a chelate with a copper ion and whose copper salt has a solubility in physiological saline at 25° C. of 0.01% by weight or less and a super absorbent polymer (B), wherein the chelating compound (A) is present in an amount of from 0.0001 to 30 parts by weight per 100 parts by weight of said super absorbent polymer (B).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.