Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Weight per unit area specified
Patent
1975-09-04
1977-03-29
Kendall, Ralph S.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Weight per unit area specified
428522, 427161, 427121, 162157R, 162148, 162146, D21H 342, D21H 346, D21H 338
Patent
active
040150437
ABSTRACT:
The electrostatic recording material comprises an electroconductive transparentized base sheet having a dielectric layer thereon. The transparentized base sheet is obtained by subjecting to a transparentizing treatment with moisture, heat and pressure a fibrous matrix sheet of a mixture of natural pulp with synthetic pulp formed of a blended polymer system consisting essentially of polyvinyl alcohol-acrylonitrile copolymer and acrylonitrile-styrene copolymer.
REFERENCES:
patent: 3114670 (1963-12-01), Iwasaki
patent: 3775353 (1973-11-01), Kohne et al.
patent: 3928496 (1976-12-01), Takeda et al.
patent: 3963821 (1976-06-01), Takeda et al.
Fujita Seigoro
Iwawaki Shiho
Shibata Kazuo
Takeda Hiromu
Watanabe Noritoshi
Kanzaki Paper Manufacturing Co. Ltd.
Kendall Ralph S.
Toray Industries Inc.
Wolfe, Jr. Charles R.
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