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:
Feb. 06, 1990
Filed:
Jul. 15, 1988
Applicant:
Inventors:
Horst Pruehs, Erkrath, DE;
Gilbert Schenker, Erkrath, DE;
Theodor Altenschoepfer, Duesseldorf, DE;
Robert Piorr, Ratingen-Hoesel, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
134 252 ; 134 26 ; 134 29 ; 252 19 ; 252135 ; 25217416 ; 25217421 ; 25217422 ; 252351 ; 252D / ;
Abstract
The invention relates to the use of hydroxyalkyl polyethylene glycol ethers corresponding to the following general formula ##STR1## in which R.sup.1 is hydrogen or a linear C.sub.1 -C.sub.16 alkyl radical,