Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1992-02-12
1994-01-04
Ryan, Patrick J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
4283044, 428323, 428329, 428331, 4284111, 428688, 428914, B32B 900
Patent
active
052758672
ABSTRACT:
A recording film comprising a transparent substrate, a porous alumina hydrate layer formed on the substrate and an opaque porous layer laminated on the alumina hydrate layer.
REFERENCES:
patent: 4406662 (1983-09-01), Beran et al.
patent: 4664952 (1987-05-01), Arai et al.
patent: 5104730 (1992-04-01), Misuda et al.
Patent Abstracts of Japan, vol. 15, No. 39(M-1075) {4567}, Jan. 30, 1991, and JP-A-02-276 671, Nov. 13, 1990, K. Sumita, et al., "Recording Sheet".
Patent Abstracts of Japan, vol. 15, No. 493(M-1191) {5021}, Dec. 13, 1991, and JP-A-3-215 081, Sep. 20, 1991, K. Sumita, et al, "Recording Sheet".
Hasegawa Takafumi
Kijimuta Hitoshi
Misuda Katsutoshi
Yokota Nobuyuki
Asahi Glass Company Ltd.
Krynski W.
Ryan Patrick J.
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