Electricity: electrical systems and devices – Electrostatic capacitors – Variable
Patent
1992-02-18
1992-11-03
Griffin, Donald
Electricity: electrical systems and devices
Electrostatic capacitors
Variable
733365, H01G 520, G01N 2564
Patent
active
051610850
ABSTRACT:
A moisture sensitive element includes a moisture sensitive film consisting of a polymer obtained by polymerizing and crosslinking a fluorine-containing polyimide oligomer or a polyisoimide oligomer having acetylene as a terminal group and its isomer. The moisture sensitive element also includes electrodes formed on upper and lower surfaces of the moisture sensitive film.
REFERENCES:
patent: 4920451 (1990-04-01), Sakai et al.
patent: 4938995 (1990-07-01), Giordano et al.
patent: 5050434 (1991-09-01), Demisch
patent: 5108840 (1992-04-01), Mercer
Abe Tooru
Kuroiwa Takaaki
Matsuguchi Masanobu
Sadaoka Yoshihiko
Sakai Yoshirou
Griffin Donald
Yamatake-Honeywell Co. Ltd.
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