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:
Mar. 07, 2006
Filed:
Jan. 17, 2002
Applicants:
Dean Thetford, Blackley, GB;
John David Schofield, Blackley, GB;
Inventors:
Dean Thetford, Blackley, GB;
John David Schofield, Blackley, GB;
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/00 (2006.01); C08K 5/09 (2006.01); C08L 51/00 (2006.01); C08L 67/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A paint comprising a film-forming resin, an organic liquid, a pigment and a dispersant of formula 1, including salts thereof(T-(O-A-CO)(O-B-CO)Zwherein T is H or a polymerisation terminating group; A is C-alkenylene; B is C-alkylene; Z is the residue of a polyamine or polyimine; n is 2 to 50; m is 0 to 25; and p is not less than 2. Preferred dispersants are derived from poly(ricinoleic acid) and polyethylene imine.