Image-forming transfer material including a polyester film

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428195, 428480, 430 11, 430 13, 430 14, 430 15, 528272, B32B 712, B32B 516

Patent

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054748445

ABSTRACT:
A polyester film for an image-forming transfer material, wherein a difference .DELTA..alpha..sub.t between the maximum coefficient of thermal expansion and the minimum coefficient of thermal expansion in the film plane is not larger than 1.0.times.10.sup.-5 /.degree.C., and the maximum coefficient of thermal expansion .alpha..sub.tmax is not larger than 2.5.times.10.sup.-5 /.degree.C., which can form a high quality color image having less deviation and a high image density.

REFERENCES:
patent: 4999266 (1991-03-01), Platzer et al.
patent: 5019440 (1991-05-01), Ogasawara et al.
patent: 5130189 (1992-07-01), Hart
patent: 5141916 (1992-08-01), Katayama et al.

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