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:
Jul. 26, 1994
Filed:
Mar. 19, 1993
Applicant:
Inventor:
William K Smothers, Hockessin, DE (US);
Assignee:
E.I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546 94 ; 546196 ; 546197 ; 546198 ; 546199 ; 546201 ;
Abstract
This invention relates to photopolymerizable compositions containing initiator systems that absorb in the longer wavelength region of the visible spectrum. Photopolymerizable compositions containing selected photodissociable initiators in combination with photobleachable sensitizers are disclosed.