Carboxylated pullulan and method for producing same
US4090016A · kind A · utility
5Cited by
8References
2Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 24, 1976 |
| Grant date | May 16, 1978 |
| Priority date | — |
| Expiry date | May 24, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08B37/0018
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Carboxylated pullulan obtained by oxidizing pullulan with an oxidizing agent is readily soluble in cold water and has favorable film-forming property, yielding a film having high mechanical strengths, high modulus of elasticity and good transparency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.