Coating processes – Measuring – testing – or indicating – Thickness or uniformity of thickness determined
Patent
1989-08-28
1990-07-31
Welsh, J. David
Coating processes
Measuring, testing, or indicating
Thickness or uniformity of thickness determined
430 31, 430 52, 430 55, G03G 13048
Patent
active
049449591
ABSTRACT:
Disclosed is an electrostatic recording medium comprising an electroconductive support and as formed thereon a dielectric layer containing an insulating resin and a pigment, said dielectric layer carrying a surface static charge of a polarity opposite to that of a charge to be applied for image formation.
REFERENCES:
patent: 3657005 (1972-04-01), Brown, Jr. et al.
patent: 3892887 (1975-07-01), Shibata et al.
patent: 4076564 (1978-02-01), Fisher
patent: 4322486 (1982-03-01), Putter
Hamada Kousuke
Matsubayashi Hajime
Nakano Isamu
Nishimura Yoshihiro
Tani Hisashi
Kanzaki Paper Manufacturing Company Limited
Welsh J. David
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