Guanidinated polysaccharides, their use as absorbents and process for producing same
US8012907B2 · kind B2 · utility
6Cited by
21References
39Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 14, 2005 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Feb 27, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08B37/0096
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to cationic, gel forming, guanidinated polysaccharides of Formula I, their use as absorbent materials, and to processes for producing same: Formula I wherein Z1, Z2, and Z3 are independently selected from the group consisting of hydrogen, C1-C10 alkyl, substituted C1-C10 alkyl, C5-C7 cycloalkyl, and benzyl; and m is an integer ranging from 1 to 2,000,000. The absorbent guanidinated polysaccharides of Formula I have absorbent properties suitable for use in personal care products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.