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. 16, 1984
Filed:
Apr. 23, 1982
Applicant:
Inventor:
Teruo Fujimoto, Nagaoka, JP;
Assignee:
Toyo Soda Manufacturing Co., Ltd., Yamaguchi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
521 25 ; 521 27 ; 521 38 ;
Abstract
An amphoteric ion exchanger constituted by linking (1) first macromolecular chain A.sup.- having cation exchange groups, (2) second macromolecular chain B.sup.+ having anion exchange groups and (3) third macromolecular chain C having no ion exchange group into a straight chain to have a linking mode of the first chain and the second chain being separated from each other by the third chain.
Quick Actions:
Fujimoto, Teruo. (1984). Amphoteric ion exchanger and method of making same (U.S. Patent No. 4477596). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4477596
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