Unsaturated polyester composition
US4343932A · kind A · utility
2Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1980 |
| Grant date | Aug 10, 1982 |
| Priority date | — |
| Expiry date | Dec 10, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S525/921
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention provides unsaturated polyester compositions which can be cured to form flexible objects, which compositions comprise terminal 1,2-alkene dicarboxylic acid in an amount of 1-25, preferably 3-15 mol-percent, calculated on the total amount of dicarboxylic acid, and 1-8, preferably 2.5-6 mol-percent of the dicarboxylic acids in the chain of the polyester consists of trans-1,2-alkene dicarboxylic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.