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. 15, 1981
Filed:
Mar. 31, 1980
Applicant:
Inventors:
Holger Meyborg, Odenthal, DE;
Werner Mormann, Leverkusen, DE;
Hans-Walter Illger, Roesrath, DE;
Manfred Bock, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ; B32B / ;
U.S. Cl.
CPC ...
4283188 ; 521 51 ; 521167 ; 521128 ; 521129 ; 521 99 ; 521121 ; 521125 ; 264D / ; 4284233 ;
Abstract
The instant invention relates to a process for the production of polyurethane foams by reacting polyisocyanates with polyhydroxyl compounds of a specified molecular weight range in the presence of blowing agents and chain lengthening or cross-linking agents and optionally in the presence of catalysts, foam stabilizers and other additives generally known. The improvement resides in