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:
Oct. 11, 1988
Filed:
Feb. 13, 1987
Applicant:
Inventor:
Klaus Heidel, Marl, DE;
Assignee:
Starchem GmbH, Krefeld, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
527300 ; 527312 ; 527313 ; 527314 ;
Abstract
The invention relates to a single-stage method of producing polysaccharide g FD-water/g polymers. Fine particulate graft polymers with very high water absorption capacity can be prepared by employing a nonionic lipophilic surface active agent and a nonionic hydrophilic surface active agent.