发明授权
US4635027A Resistance-variation type moisture sensor 失效
电阻变化型湿度传感器

Resistance-variation type moisture sensor
摘要:
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.
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