Ethylene-tetrafluoroethylene and tetrafluoroethylene-hexafluoropropylene copolymer films excellent in light transparency

An ethylene-tetrafluoroethylene copolymer film excellent in light transparency, which has a light transmittance of at least 90% at a wavelength of 300 nm when the film has a thickness of 25 mum. A tetrafluoroethylene-hexafluoropropylene copolymer film excellent in light transparency, which has a lig...

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Bibliographic Details
Main Authors JITSUGIRI YUKIO, HIGUCHI YOSHIAKI
Format Patent
LanguageEnglish
Published 25.07.2002
Edition7
Subjects
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Summary:An ethylene-tetrafluoroethylene copolymer film excellent in light transparency, which has a light transmittance of at least 90% at a wavelength of 300 nm when the film has a thickness of 25 mum. A tetrafluoroethylene-hexafluoropropylene copolymer film excellent in light transparency, which has a light transmittance of at least 90% at a wavelength of 250 nm when the film has a thickness of 25 mum.
Bibliography:Application Number: US20010993659