Polyether polyesters having anionic functionality
US7041707B2 · kind B2 · utility
22Cited by
14References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 24, 2003 |
| Grant date | May 9, 2006 |
| Priority date | — |
| Expiry date | Apr 23, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/2475
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Polyester compositions and methods of producing and using same are provided. The polyester compositions at least include an anionic diacid monomer or diester monomer thereof and a polyether. The polyester compositions of the present invention can be effectively utilized, for example, to treat crude oil during production and refinery processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.