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    • 10. 发明公开
    • Photo-curable resin compositions and process for preparing a resin-based mold
    • 用于制造树脂基模光固化性树脂组合物和过程
    • EP0831373A2
    • 1998-03-25
    • EP97202886.4
    • 1997-09-19
    • DSM N.V.JAPAN SYNTHETIC RUBBER CO., LTD.Japan Fine Coatings Co., Ltd.
    • Watanabe, TsuyoshiHaruta, YuichiTakase, HideakiUkachi, Takashi
    • G03F7/027
    • G03F7/0037G03F7/027G03F7/038
    • A photo-curable resin composition suitable as a material for photo-fabricating. The composition can produce cured products with excellent mechanical strength and high heat resistance. Further disclosed is a process for fabricating a resin-based mold which provides superior molding dimensional precision and superb repetition durability. The composition comprises (A) a compound having a cyclohexene oxide structure, (B) a cationic photo-initiator, (C) an ethylenically unsaturated polymer, (D) a radical photo-initiator, and (E) spherical silica particles, and the heat distortion temperature of the cured resin produced from the photo-curable resin composition is 100°C or higher. The process comprises preparing a resin-based mold comprising a plurality of integrally laminated layers of cured resin by repeating the step of forming a cured resin layer by selectively irradiating a photo-curable material with light, wherein the photo-curable material is the above-mentioned photo-curable resin composition.
    • 适合作为用于光制造的材料的光固化性树脂组合物。 该组合物可以产生固化产品具有优良的机械强度和高耐热性。 进一步游离缺失盘是用于制造基于树脂的模具,其提供优异的成型尺寸精度和高超的反复耐久性的方法。 所述组合物包含(A)具有氧化环己烯结构的化合物,(B)阳离子光引发剂,(C)烯属不饱和聚合物,(D)自由基光引发剂,和(E)的球状二氧化硅粒子,并且 从光固化性树脂组合物生产的固化树脂的热变形温度为100℃或更高。 该方法包括制备基于树脂的模具通过重复通过选择性地照射光的光固化材料,worin光固化材料上形成的固化树脂层的步骤包括固化树脂整体层压层上的多个是上文 提到的光固化性树脂组合物。