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:
Nov. 03, 2009
Filed:
Nov. 09, 2005
Shaun Lawrence Herlihy, Chatham, GB;
Brian Rowatt, Maidstone, GB;
Robert Stephen Davidson, Leicester, GB;
Shaun Lawrence Herlihy, Chatham, GB;
Brian Rowatt, Maidstone, GB;
Robert Stephen Davidson, Leicester, GB;
Sun Chemical Corporation, Parsippany, NJ (US);
Abstract
Compounds of formula (I): [where: the substituents Rare individually selected from C-Calkyl groups and optionally substituted benzyl groups; the substituents Rare individually selected from alkyl groups or, together with the nitrogen atom to which they are attached, represent a nitrogen-containing heterocyclic group; Z is selected from C-Carylene groups and groups of formula —(CHR)—, where Ris hydrogen, hydroxy or a C-Calkyl group, and n is 0 to 6; Y is carbonyl or —CH2—; Q is a residue of a mono- or poly-hydroxy compound; and x is 1 to 6; and esters thereof] are useful as multi-functional photoinitiators for use in coating compositions to be cured by radiant energy.