Method for producing polyester, and fluorine-containing dicarboxylic acid ester compound
US8703899B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2013 |
| Grant date | Apr 22, 2014 |
| Priority date | — |
| Expiry date | Aug 30, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/78
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a method for producing a polyester, containing conducting a transesterification reaction of at least one compound selected from compounds represented by the following formulae (1) to (3) with a diol compound in the presence of a catalyst:wherein Ar is a divalent aromatic hydrocarbon group or the like; R1 is CX1Y1R4; R2 is a hydrogen atom or CX2Y2R5; R3 is a hydrogen atom or CX3Y3R6; R7 is a perfluoroalkylene group having 1 to 5 carbon atoms; X1 to X3 are a hydrogen atom, a fluorine atom or Rf; Y1 to Y3 are a fluorine atom or Rf; R4 to R6 are a fluorine atom, Rf, ORf or the like; and Rf is a fluoroalkyl group having 1 to 4 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.