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:
Mar. 03, 1992
Filed:
Jul. 18, 1990
Applicant:
Inventors:
Volker Mohring, Muelheim/Ruhr, DE;
Volker Zellmer, Bottrop, DE;
Georg Burkhart, Essen, DE;
Jurgen Fock, Duesseldorf, DE;
Hans-Heinrich Schlons, Essen, DE;
Assignee:
Th. Goldschmidt AG, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08L / ; C08G / ;
U.S. Cl.
CPC ...
521110 ; 521111 ; 521112 ; 521129 ; 521137 ; 521159 ;
Abstract
A method is disclosed for the preparation of flexible polyester polyurethane foam by reaction of at least difunctional polyesterols with at least difunctional organic isocyanates in the presence of catalysts and a stabilizer mixture of organic and organosilicon compounds, water, optionally blowing agents and optionally conventional additives, wherein the stabilizer mixture used comprises