Record receiver having plural interactive leaves or a colorless – Having plural interactive leaves
Patent
1990-08-01
1992-08-18
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having plural interactive leaves
156234, 428195, 428336, 428480, 428500, 428913, 428914, B41M 5035, B41M 526
Patent
active
051399954
ABSTRACT:
An image receiving sheet for thermal transfer recording, which comprises a substrate and an image receiving layer formed on the substrate, wherein the image receiving layer comprises, as the main component, a polyvinyl acetal resin of the following formula (I): ##STR1## wherein k, l, m and n represent percentages of the respective structural units in the formula within ranges of 50<k+l<85, 0.ltoreq.k<85, 0.ltoreq.l<85, 10<m<50 and 0<n<30, and R.sup.1 and R.sup.2 are different from each other and each represents a hydrogen atom, a substituted or unsubstituted alkyl group, an aryl group, an alkenyl group or a vinyl group substituted by an aryl group, provided that when R.sup.1 is an unsubstituted alkyl group, l.noteq.0.
REFERENCES:
patent: 4731355 (1988-03-01), Iwasaki et al.
patent: 4829050 (1989-05-01), Henzel et al.
patent: 4902670 (1990-02-01), Kanto et al.
Patent Abstracts of Japan, vol. 13, No. 10 (M-782) (3358) Jan. 11, 1989, and JP-A-63 221077 (Sedisui Chem Co Ltd) Sep. 14, 1988.
Kuroda Katsuhiko
Murata Yukichi
Taki Tsutomu
Hess Bruce H.
Mitsubishi Kasei Corporation
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