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. 28, 2002
Filed:
Dec. 18, 1998
Applicant:
Inventors:
Prabhakara Satyauolu Rao, Maplewood, MN (US);
Ahmed Salih Abuelyaman, Woodbury, MN (US);
Babu N. Gaddam, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 1/110 ; C08F 2/38 ; C08F 2/802 ; C08L 4/100 ; C08L 3/314 ;
U.S. Cl.
CPC ...
C09D 1/110 ; C08F 2/38 ; C08F 2/802 ; C08L 4/100 ; C08L 3/314 ;
Abstract
Dispersants that strongly adsorb to hydrophobic particles in aqueous media are described. The dispersants comprise one or more polyelectrolyte(s) and further comprise a hydrophobic hydrocarbon moiety. Suspensions and inks comprising the dispersants are also described.