Title:
HUMIDITY SENSING MATERIAL
Document Type and Number:
Japanese Patent JP2006017599
Kind Code:
A
Abstract:
To provide a humidity sensing material not producing a paper powder or dust.
The humidity sensing material which does not produce dust can be manufactured, by hermetically sealing the whole of a humidity indicator, wherein a humidity-sensitive coloration substance discolored by humidity is printed on or infiltrated in moisture absorbing paper and a silica gel, with a packaging material having no perforation or slit and having moisture permeability and transparency.
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Inventors:
URYU YOSHIAKI
Application Number:
JP2004196228A
Publication Date:
January 19, 2006
Filing Date:
July 02, 2004
Export Citation:
Assignee:
PIATEKKU KK
International Classes:
G01N31/00; B65D65/02; B65D77/00; B65D77/30; G01N21/78; G01N31/22
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