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:
Jun. 10, 1997
Filed:
Jun. 30, 1995
Applicant:
Inventors:
Mahendra K Sharma, Kingsport, TN (US);
Imelda L Watson, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
524502 ; 524501 ; 525 59 ; 525177 ; 525191 ; 525192 ; 525202 ; 525212 ; 525445 ; 525451 ; 528271 ; 528274 ; 528288 ; 528290 ; 528302 ;
Abstract
This invention relates to waterborne copolymeric colorant compositions having a dye covalently bonded in the polymer backbone which is prepared by emulsion polymerization of an alkaline solution of a reactive dye and a vinyl monomer. The waterborne copolymeric colorant compositions are useful in formulating waterborne coatings, paints, inks, and primers in various household, personal care and cosmetic applications.