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    • 3. 发明授权
    • Photocurable composition
    • 可光固化组合物
    • US06486225B1
    • 2002-11-26
    • US09441954
    • 1999-11-17
    • Hirotoshi KamataTakeo WatanabeKazuhiko OogaToshio Koshikawa
    • Hirotoshi KamataTakeo WatanabeKazuhiko OogaToshio Koshikawa
    • C08F248
    • C09D175/16C08G18/672C08G18/673C08G18/6795C08G18/792C08K5/0041C08K5/55C08G18/48C08L75/16
    • A photocurable composition comprising (A) 100 parts by weight of a compound having an ethylenically unsaturated group, (B) from 0.001 to 5 parts by weight of a cationic dye having an absorption maximum wavelength in the wavelength region of from 400 to 1,200 nm represented by formula (1: D+·A1−  (1) wherein D+ represents a cation having an absorption maximum wavelength in the wavelength region of from 400 to 1,200 nm, and A1 31 represents an anion, and (C) from 0.005 to 10 parts by weight of a quaternary borate-type compound represented by formula (2): wherein R1, R2, R3 and R4 each independently represents an alkyl group, an aryl group, an aralkyl group, an alkenyl group, an alkynyl group, a silyl group, a heterocyclic group or a halogen atom, and Z+ represents a cation, wherein from 5 to 95 wt % of (A) the compound having an ethylenically unsaturated group is a urethane (meth)acrylate oligomer obtained by the reaction of a polyisocyanate having three or more isocyanate groups within one molecule with a hydroxyl group-containing (meth)acrylic acid ester.
    • 一种可光固化组合物,其包含(A)100重量份具有烯键式不饱和基团的化合物,(B)0.001至5重量份在波长范围为400至1200nm的吸收最大波长的阳离子染料, (1)其中D +表示波长范围为400〜1200nm的吸收最大波长的阳离子,A131表示阴离子,(C)0.005〜10重量份的季硼酸盐型 由式(2)表示的化合物:其中R1,R2,R3和R4各自独立地表示烷基,芳基,芳烷基,烯基,炔基,甲硅烷基,杂环基或卤素原子 ,Z +表示阳离子,其中,(A)具有烯键式不饱和基团的化合物的5〜95重量%是通过在1分子w内具有3个以上异氰酸酯基的多异氰酸酯反应得到的聚氨酯(甲基)丙烯酸酯低聚物 具有羟基的(甲基)丙烯酸酯。
    • 5. 发明授权
    • Photocurable prepreg composition and production method thereof
    • 光固化预浸料组合物及其制备方法
    • US06207726B1
    • 2001-03-27
    • US09247824
    • 1999-02-11
    • Kazuo OhtaniTomio YamamotoHidetake SendaiShuichi SugitaHirotoshi KamataTakeo Watanabe
    • Kazuo OhtaniTomio YamamotoHidetake SendaiShuichi SugitaHirotoshi KamataTakeo Watanabe
    • C08F250
    • C08J5/24C08J3/243
    • A photocurable prepreg composition which is characterized by easy control of a B stage state of a thermosetting resin such as an unsaturated polyester resin or an epoxy acrylate resin, excellent storage stability, and remarkable curability after being shaped; as well as a production method therefor. A photocurable prepreg composition which contains an unsaturated polyester resin and/or an epoxy acrylate resin; at least two photopolymerization initiators with photosensitivity in different wavelength ranges; and an inorganic or an organic fiber-reinforcing material and/or filler, and which composition is treated with light of a specific wavelength such that at least one photopolymerization initiator and radical-polymerizable unsaturated groups remain partially in said resin; a production method therefor; and formed articles produced therefrom.
    • 光固化性预浸料组合物,其特征在于容易控制热固性树脂如不饱和聚酯树脂或环氧丙烯酸酯树脂的B阶段状态,优异的储存稳定性和成形后的显着的固化性; 以及其生产方法。 含有不饱和聚酯树脂和/或环氧丙烯酸酯树脂的光固化预浸料组合物; 至少两种具有不同波长范围光敏性的光聚合引发剂; 和无机或有机纤维增强材料和/或填料,并且该组合物用特定波长的光处理,使得至少一个光聚合引发剂和可自由基聚合的不饱和基团部分保留在所述树脂中; 一种生产方法; 和由其制成的成型制品。