The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 28, 1987
Filed:
Jan. 17, 1986
Hiroshi Itoh, Yokohama, JP;
Toshimi Nakagawa, Fujisawa, JP;
Atsuhiko Nitta, Yokohama, JP;
Tomio Tanaka, Tokyo, JP;
Hideo Kamio, Odawara, JP;
Ryosuke Enoshita, Nagoya, JP;
Tamotu Uejima, Tohkai, JP;
Takahiro Ouchi, Tokyo, JP;
Kazuki Abe, Yokohama, JP;
Sadao Kobayashi, Yokohama, JP;
Mitsui Toatsu Chemicals, Incorporated, Tokyo, JP;
Abstract
Disclosed herein is an agent for absorbing and releasing water vapor, which comprises a homopolymer of at least one monomer selected from specific N-alkyl- or N-alkylene-substituted acrylamides and methacrylamides, a copolymer of two or more of the acrylamides and methacrylamides, a copolymer of said at least one monomer with one or more monomers other than the acrylamides and methacrylamides and copolymerizable therewith, or a water-insolubilized product of the homopolymer or either one of the copolymers. The above agent has broad utility for humidity contol of gases, humidity control in green houses and prevention of fogging on surfaces of transparent materials, as humidity sensors and dew sensors, etc.