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:
Apr. 20, 1999
Filed:
Aug. 12, 1997
Applicant:
Inventors:
James A Belmont, Acton, MA (US);
Curtis E Adams, Watertown, MA (US);
Assignee:
Cabot Corporation, Boston, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D / ; C09C / ;
U.S. Cl.
CPC ...
106 316 ; 106 3175 ; 106 318 ; 106476 ;
Abstract
A modified carbon product is described which comprises carbon having attached at least one organic group wherein the organic group comprises a) at least one aromatic group or a C.sub.1 -C.sub.12 alkyl group, and b) a group having the formula --AG--Sp--LG--Z, wherein AG is an activating group, Sp is a spacer group, LG is a leaving group, and Z is a counterion, and wherein the aromatic or the C.sub.1 -C.sub.12 alkyl group is directly attached to the carbon, and wherein the organic group is present in any amount. The present invention also relates to ink and coating compositions comprising these modified carbon products.