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:
Aug. 18, 1981
Filed:
Feb. 07, 1980
Applicant:
Inventors:
Thirumurti Narayan, Grosse Ile, MI (US);
Peter T Kan, Plymouth, MI (US);
Assignee:
BASF Wyandotte Corporation, Wyandotte, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
521160 ; 521161 ; 521901 ; 521902 ; 521107 ; 252182 ; 528 67 ; 528 73 ; 521124 ; 521121 ; 521128 ; 521126 ; 521127 ; 521125 ; 521129 ; 521117 ; 2604 / ; 2604 / ;
Abstract
The invention relates to carbodiimide- and/or uretonimine-isocyanurate-containing polyisocyanates, to the process for their preparation, and to microcellular foams prepared therefrom. These compositions may be prepared in the presence of the appropriate catalyst by