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, 1981
Filed:
Jun. 24, 1980
Applicant:
Inventors:
Berthold Keggenhoff, Krefeld, DE;
Hans J Rosenkranz, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 260 / ; 260 / ;
Abstract
Stable non-aqueous dispersions having a high solids content which can rapidly be dissolved in water without forming lumps consist of water-soluble polymers, dispersing oil, sorbitan fatty acid esters and ehtoxylation products of fatty acids and/or fatty alcohols. The dispersions may be used, for example, as flocculating agents, retention agents, drilling auxiliaries and flooding additive.