Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making
Patent
1983-11-14
1984-11-06
Brammer, Jack P.
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Radiation sensitive composition or product or process of making
430275, 430920, 430922, 20415918, 20415922, G03C 168
Patent
active
044812760
ABSTRACT:
A photopolymerizable composition having an improved sensitivity, which comprises a polymerizable compound having an ethylenically unsaturated bond and a photopolymerization initiator, wherein said photopolymerization initiator comprises a compound represented by general formula I ##STR1## wherein R.sup.1 and R.sup.2 each represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, or an aralkyl group; X represents a substituent having a Hammett's value of not more than 0.7; and Y represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, an aralkyl group, an acyl group, or an alkoxycarbonyl group and a 1,3,5-triazine compound represented by general formula II ##STR2## wherein R.sup.3, R.sup.4, and R.sup.5 each represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, or an aralkyl group; at least one of them being a mono-, di-, or tri-halogen-substituted methyl group.
REFERENCES:
patent: 3987037 (1976-10-01), Bonham et al.
patent: 4189323 (1980-02-01), Buhr
patent: 4239850 (1980-12-01), Kita et al.
patent: 4259432 (1981-03-01), Kondott et al.
patent: 4320189 (1982-03-01), Taguchi et al.
Ishikawa Shun-ichi
Iwasaki Masayuki
Tamoto Koji
Umehara Akira
Brammer Jack P.
Fuji Photo Film Co. , Ltd.
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