Condensation copolymers with sequenced mer structure
US5256760A · kind A · utility
2Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 1992 |
| Grant date | Oct 26, 1993 |
| Priority date | — |
| Expiry date | May 15, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G69/44
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method of making controlled sequence condensation copolymers from mer systems capable of forming at least two unique recurring units is disclosed and claimed. Sequenced polyesters containing the residue of hydroxyacids are specifically exemplified.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.