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:
Sep. 05, 1978
Filed:
Sep. 25, 1975
Applicant:
Inventors:
Franz Weissenfels, Siegburg, DE;
Hans Junger, Troisdorf, DE;
Assignee:
Dynamit Nobel Aktiengesellschaft, Troisdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08K / ; C08K / ; C08K / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 38 ; 260 / ; 264331 ; 521103 ; 521118 ; 521121 ; 521181 ; 528138 ; 528137 ;
Abstract
Process for hardening liquid resols comprising using for the hardening, strong acids which if they are solid at room temperature are used in the form of their mixtures with inert finely divided solid diluents or if they are liquid or gaseous at room temperature adsorbed onto an adsorbing agent.