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:
Sep. 14, 1976
Filed:
Jun. 27, 1975
Applicant:
Inventors:
Assignee:
Nissan Chemical Industries, Ltd., Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106111 ; 106109 ; 106110 ; 2523 / ;
Abstract
An anticorrosive gypsum composition is formed from 0.1-10 wt% of a nitrite with gypsum. The gypsum compositions formed from 100 wt. parts of gypsum, 0.1 - 10 wt. parts of a nitrite; 0.1 - 10 wt. parts of a water holding agent and 1 - 300 wt. parts of a filler; are useful for anticorrosive gypsum boards, anticorrosive gypsum plasters and the like.