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US5192642A Oxygen-containing titanocenes, and the use thereof 失效
含氧含钛,以及其使用

Oxygen-containing titanocenes, and the use thereof
摘要:
Titanocenes of the formula I ##STR1## in which R.sup.1 are cyclopentadienyl.sup..crclbar. groups and R.sup.2 and R.sup.3 are aromatic radicals which are substituted in both ortho-positions by fluorine and, in addition, are substituted by an acyloxy group are suitable as photoinitiators for the photopolymerization of ethylenically unsaturated compounds.
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