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    • 90. 发明授权
    • Photopolymerizable composition
    • 可光聚合组合物
    • US5322762A
    • 1994-06-21
    • US45250
    • 1993-04-13
    • Kenji KushiChiho Tokuhara
    • Kenji KushiChiho Tokuhara
    • C08F2/50G03F7/029G03F7/105C08F20/20G03F7/031
    • G03F7/029G03F7/105Y10S430/116Y10S430/146Y10S430/148
    • A highly stable photopolymerizable composition which is highly photosensitive to visible light, which can be hardened using a visible light laser, such as an argon laser, which provides excellent contrast between non-irradiated portions and the substrate under red light, and, moreover, which provides excellent contrast between the portions irradiated by the laser and the portions not irradiated. The photopolymerizable composition consists of 100 parts by weight of a resin which is hardenable under visible light having an irradiation energy mainly consisting of light rays in the 400 nm to 700 nm visible light region; 0.02 to 0.5 parts by weight of at least one dye selected from the group consisting of Victoria Pure Blue, anthraquinone dyes, monoazo dyes, and merocyanine dyes, these dyes having maximum absorption wavelengths from 550 to 700 nm; 0.1 to 5 parts by weight of the leuco dye 4,4'-(phenylmethylene bis[N,N-diethylbenzene amine]; and 0.1 to 5 parts by weight of tribromomethylphenyl sulphone.
    • 对可见光高度感光的高度稳定的光聚合性组合物,其可以使用诸如氩激光器的可见光激光进行硬化,其在红光下提供非照射部分和基板之间的优异对比度,此外, 在由激光照射的部分和未被照射的部分之间提供优异的对比度。 可光聚合组合物由100重量份在可见光下可硬化的树脂组成,其具有主要由400nm至700nm可见光区域中的光线组成的照射能量; 0.02至0.5重量份的至少一种选自维多利亚纯蓝,蒽醌染料,单偶氮染料和部花青染料的染料,这些染料的最大吸收波长为550-700nm; 0.1〜5重量份的无色染料4,4' - (苯基亚甲基双[N,N-二乙基苯胺])和0.1〜5重量份的三溴甲基苯基砜。