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:
Apr. 02, 1985
Filed:
Mar. 12, 1984
Applicant:
Inventors:
Herbert Grabhoefer, Limburgerhof, DE;
Otto Volkert, Weisenheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
428220 ; 264321 ; 4283188 ; 4283193 ; 4283197 ; 4283199 ; 521 50 ; 521 51 ;
Abstract
A cellular polyurethane having a density of from 15 Kg/m.sup.3 to 400 Kg/m.sup.3 obtained by means of thermoforming, in a forming tool, at a compression factor of from 1 to 10 and temperatures of from 140.degree. C. to 200.degree. C., polyester-urethane foams having a density of from 15 Kg/m.sup.3 to 40 Kg/m.sup.3 which are based on aromatic polyisocyanates and polyester polyols. The resulting polyurethane shaped objects are suitable for use as self-supporting trim panels, headliners, engine compartment covers, or instrument panels in the automotive, aircraft or railway industries.