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, 1978
Filed:
Jun. 14, 1977
Applicant:
Inventors:
Assignee:
Mitsui-Nisso Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ;
Abstract
A thixotropic urethane-base sealing material comprising a base polymer selected from the group consisting of a urethane prepolymer and a mixture thereof with a polyol, prior to being hardened, colloidal silica or bentonite used as an anti-sag agent, and an additive used in synergistic combination with the anti-sag agent selected from the group consisting of a sulfoxide expressed by the formula