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:
Jan. 12, 1999
Filed:
Jul. 17, 1997
Applicant:
Inventor:
John W Brandriff, Blue Springs, MO (US);
Assignee:
Bayer Corporation, Pittsburgh, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08K / ;
U.S. Cl.
CPC ...
524505 ; 524376 ; 524377 ; 524346 ; 524604 ;
Abstract
Disclosed herein is a stable aqueous dispersant solution containing a high concentration of an EO/PO nonionic block copolymer incapable of liquid phase continuity at ambient temperatures, and a formulation and processing approach providing an effective combination of an anionic dispersant with a water miscible solvent in an aqueous system that allows the feasible production of a dispersant solution containing a high concentration of EO/PO nonionic block copolymer.