Polyester film containing furandicarboxylate unit
US10407555B2 · kind B2 · utility
7Cited by
1References
14Claims
0Family size
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Key dates
| Filing date | Aug 31, 2016 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Aug 31, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2367/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
To provide a furandicarboxylate unit-containing polyester film usable for industrial and packaging purposes. The film of the present invention is a polyester film, which is a biaxially oriented film of a polyester resin including a dicarboxylic acid component containing mainly a furandicarboxylic acid and a glycol component containing mainly ethylene glycol, wherein the film has a plane orientation coefficient ΔP of not less than 0.005 and not more than 0.200 and a film thickness of not thinner than 1 micro meter and not thicker than 300 micro meters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.