Functionalized photoinitiators

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Compositions to be polymerized by wave energy wherein said...

Reexamination Certificate

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Details

C522S036000, C522S039000, C522S075000, C522S092000, C522S093000

Reexamination Certificate

active

07732504

ABSTRACT:
The invention relates to novel photoinitiators of formula (I) wherein each of the substituents is given the definition as set forth in the Specification and the claims. The photoinitiators can be used to prepare multifunctional photoinitiators.

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patent: 5554663 (1996-09-01), Desobry et al.
patent: 5698285 (1997-12-01), Kojima
patent: 6048667 (2000-04-01), Eldin et al.
patent: 2003/0225179 (2003-12-01), Chiu et al.
patent: 2004/0068110 (2004-04-01), Chiu et al.

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