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:
Nov. 10, 1992
Filed:
Aug. 13, 1991
Applicant:
Inventors:
Juergen Weiser, Schriesheim, DE;
Wolfgang Reuther, Heidelberg, DE;
Gerhard Turznik, Ludwigshafen, DE;
Wolfgang Fath, Hirschberg, DE;
Heinz Berbner, Moerlenbach, DE;
Onno Graalmann, Dossenheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528254 ; 525509 ; 528230 ; 528232 ; 521 65 ; 521187 ;
Abstract
Moldings, in particular foams and fibers, based on melamine/formaldehyde condensation products, in which from 0.1 to 70 mol % of the melamine have been replaced by melamine substituted by from 1 to 3 hydroxyoxaalkyl groups of the formula