Bis-hydroxyphenyl menthane polyesters and polyester/polycarbonates and methods for preparing same
US6713592B2 · kind B2 · utility
1Cited by
1References
39Claims
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Key dates
| Filing date | Jul 2, 2002 |
| Grant date | Mar 30, 2004 |
| Priority date | — |
| Expiry date | Jul 2, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/64
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polyphthalate polyesters or polyester/polycarbonates are prepared from phthalates and 4,4′-[1-methyl-4-(1-methyl-ethyl)-1,3-cyclohexandlyl]-bisphenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.