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:
Oct. 31, 1989
Filed:
Aug. 26, 1988
Kenji Kobayashi, Yokohama, JP;
Ichiro Kaneko, Machida, JP;
Masahiro Kobayashi, Tokushima, JP;
Shinji Nakano, Tokushima, JP;
Kurita Water Industries, Ltd., Tokyo, JP;
Otsuka Chemical Co., Ltd., Osaka, JP;
Abstract
A composition and method for effectively dispersing iron in water to prevent iron oxide deposits is disclosed. The composition includes a first component which is an acrylic copolymer having repeating units mixed with a second component which is either a homopolymer or copolymer of an acrylate or a methacrylate. The first component includes an acrylic or methacrylic hydrazide and its repeating units include an acrylic or methacrylic amide or alkyl ester. Iron containing water may be treated by adding 0.01-10 mg composition to each liter of water.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile