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:
Dec. 08, 1992
Filed:
Oct. 31, 1989
Applicant:
Inventors:
Tsutomu Nakamura, Yokohama, JP;
Tetsuo Sasaki, Yokohama, JP;
Kunio Fushimi, Yokohama, JP;
Yoshiyuki Miyazaki, Yokohama, JP;
Assignee:
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521155 ; 521163 ; 521170 ; 521174 ; 521177 ; 521180 ; 521906 ;
Abstract
A flame-retardant spray-foamable phenolic urethane composition comprising a polyisocyanate component, a polyol component, an urethane-forming catalyst, a blowing agent and a foam stabilizer, wherein the polyol component comprises: