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:
May. 22, 1990
Filed:
Sep. 29, 1989
Applicant:
Inventors:
Jurgen Fock, Dusseldorf, DE;
Dietmar Schedlitzki, Essen, DE;
Assignee:
Th. Goldschmidt AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562103 ; 568616 ; 568619 ; 568620 ; 524591 ; 524840 ;
Abstract
Polyoxylalkylene ether with an average molecular weight of 400 to 10,000 with at least one terminal hydroxyl group and at least one lateral --SO.sub.3 X group (X=hydrogen, alkali metal or ammonium ion) is disclosed. The polyoxyalkylene ether is obtainable by