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. 13, 1982
Filed:
Dec. 03, 1980
Applicant:
Inventors:
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
20415924 ; 20415918 ; 20415919 ; 2603478 ; 260351 ; 525 10 ; 525 21 ; 525471 ; 528128 ; 528220 ; 549 27 ; 549 58 ; 560 11 ;
Abstract
The present invention relates to a photopolymerization process comprising irradiating a photopolymerizable material with U.V. light of wave length 250 to 400 nm in the presence of a photosensitizing amount of a photoinitiator of formula I, ##STR1## in which R is hydrogen or halogen