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:
Jan. 22, 1991
Filed:
Apr. 11, 1990
Applicant:
Inventors:
Giuseppe Li Bassi, Gavirate, IT;
Carlo Nicora, Varese, IT;
Fabrizio Broggi, Buguggiate, IT;
Aldo Revelli, Cittiglio, IT;
Assignee:
Fratelli Lamberti S.p.A., Albizzate, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C08F / ;
U.S. Cl.
CPC ...
522 36 ; 568327 ; 522 96 ; 522 85 ; 20415715 ;
Abstract
New carbonyl derivatives of 1-phenylindan suitable for use as photoinitiators in the photopolymerization of compounds or mixtures of compounds containing ethylenic double bonds. The carbonyl derivatives of 1-phenylindan according to the present invention possess high efficiency as photoinitiators in terms both of the concentration used and the photopolymerization rate.