Record receiver having plural interactive leaves or a colorless – Having plural interactive leaves
Patent
1990-12-05
1993-01-26
Schwartz, Pamela R.
Record receiver having plural interactive leaves or a colorless
Having plural interactive leaves
428195, 428421, 428422, 4284231, 428447, 428484, 428520, 428910, 428913, 428914, B41M 5035, B41M 526, B41M 538
Patent
active
051822520
ABSTRACT:
A film for a thermal transfer ink ribbon having excellent heat stick resistance, which comprises a base film made of a biaxially stretched thermoplastic resin film and a thermally meltable ink layer or a thermally sublimable ink layer formed on one side of the base film, wherein a thin layer composed of (A) a thermally reactive urethane prepolymer, (B) a fluorine-type polymer resin having a perfluoralkyl group in its molecule, (C) a silicon-type compound having a hydroxyl group at each terminal of a dimethylpolysiloxane group, and (D) a polyvinyl alcohol having a saponification degree of at least 96 mol % and/or water-soluble starch, is formed on the other side of the base film at a rate of 0.05 to 0.5 g/m.sup.2 as the total solid content of (A), (B), (C) and (D).
REFERENCES:
patent: 4572860 (1986-02-01), Nakamura et al.
patent: 4735860 (1988-04-01), Mizobuchi
Patent Abstracts of Japan vol. 13, No. 247 (M-835) (3595) Jun. 8, 1989 & JP-A-01 56586 (Toray Industrial Co.) Mar. 3, 1989.
Patent Abstracts of Japan vol. 13, No. 244 (M-834) (3592) Jun. 7, 1989, & JP-A-01 51980 (Toray Industrial Co.) Feb. 28, 1989.
Patent Abstracts of Japan vol. 13, No. 206 (M-826) (3554) May 16, 1989, & JP-A-01 30787 (Konica Corp.) Feb. 1, 1989.
Patent Abstracts of Japan vol. 12, No. 78 (M-675) (2925) Mar. 11, 1988 & JP-A-62 218186 (Nitto Electric Industrial Co., Ltd.) Sep. 25, 1987.
Matsumoto Toshiaki
Nagasawa Tsugio
Nishimoto Shoji
Sakuraya Hideo
Shuto Tadashi
Schwartz Pamela R.
Unitika Ltd.
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