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:
Jan. 09, 2001
Filed:
Dec. 16, 1998
Applicant:
Inventors:
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22C 1/22 ;
U.S. Cl.
CPC ...
B22C 1/22 ;
Abstract
The present invention relates to a specific binder composition for molding by self-hardening comprising 6.0 to 25.0% by weight of metal salts of aliphatic sulfonic acid, a specific hardener composition for molding by self-hardening comprising 0.5 to 20.0% by weight of metal salts of aromatic sulfonic acid, and a sand composition for molding by self-hardening comprising said binder composition for molding by self-hardening and/or said hardener composition for molding by self-hardening.