Gelled aqueous composition comprising a block copolymer containing at least one water-soluble block and one hydrophobic block
US6506837B2 · kind B2 · utility
12Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2001 |
| Grant date | Jan 14, 2003 |
| Priority date | — |
| Expiry date | Feb 20, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2666/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a gelling aqueous composition comprising block copolymers containing at least one water-soluble block and at least one block predominantly hydrophobic in nature, and forming a viscoelastic gel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.