Resistance-variation type moisture sensor

Details Resistance-variation type moisture sensor Resistance-variation type moisture sensor

1985-08-01

1987-01-06

Goldberg, E. A.

Electrical resistors

Resistance value responsive to a condition

Gas, vapor, or moisture absorbing or collecting

338 35, 427101, H01R 1344

Patent

active

046350276

ABSTRACT:
A resistance-variation type moisture sensor comprising a moisture sensitive film made of a moisture sensitive material which consists essentially of sodium styrenesulfonate, methylene-bis-acrylamide, polyvinyl alcohol and polyethylene glycol, said polyethylene glycol being contained in the moisture sensitive film in an amount ranging from 3 to 7 parts by weight per 100 parts by weight of sodium styrenesulfonate.

REFERENCES:
patent: 4439479 (1984-03-01), Kanai et al.
patent: 4473813 (1984-09-01), Kinjo et al.
patent: 4492719 (1985-01-01), Kanai et al.

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