Polyester film for metal sheet laminating

PCT No. PCT/JP97/03870 Sec. 371 Date Jun. 29, 1998 Sec. 102(e) Date Jun. 29, 1998 PCT Filed Oct. 24, 1997 PCT Pub. No. WO98/18851 PCT Pub. Date May 7, 1998A film to be laminated onto a metal plate and molded, which includes a first copolyester including ethylene-2,6-naphthalene dicarboxylate as a ma...

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Hauptverfasser: KUBO, KOJI, HASEGAWA, KINJI, MUROOKA, HIROFUMI
Format: Patent
Sprache:eng
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Zusammenfassung:PCT No. PCT/JP97/03870 Sec. 371 Date Jun. 29, 1998 Sec. 102(e) Date Jun. 29, 1998 PCT Filed Oct. 24, 1997 PCT Pub. No. WO98/18851 PCT Pub. Date May 7, 1998A film to be laminated onto a metal plate and molded, which includes a first copolyester including ethylene-2,6-naphthalene dicarboxylate as a main recurring unit or a blend of the first copolyester and a second copolyester including terephthalate as a main recurring unit. Both the first copolyester and the blend contain diethylene glycol in an amount of 0.05 to 8 mol %. This film has a water extraction of 0.5 mg/inch2 or less and a center line surface roughness (Ra) of 4 to 30 nm.