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    • 3. 发明授权
    • Photosensitizer, visible light curable resin composition using the same,
and use of the composition
    • 光敏剂,使用其的可见光固化树脂组合物,以及组合物的用途
    • US06106999A
    • 2000-08-22
    • US131418
    • 1998-08-10
    • Akira OgisoTsutami MisawaTaizo NishimotoHisashi TsukaharaKeisuke TakumaKenichi SugimotoTakeshi TsudaGenji ImaiHideo Kogure
    • Akira OgisoTsutami MisawaTaizo NishimotoHisashi TsukaharaKeisuke TakumaKenichi SugimotoTakeshi TsudaGenji ImaiHideo Kogure
    • C08F2/00G03F7/029G03C1/105
    • G03F7/029Y10S430/114Y10S430/127
    • A visible light curable resin composition containing a photocurable resin, a photoreaction initiator and a photosensitizer having the formula (1). The composition has a very high sensitivity to a general-purpose visible light laser, so that a high-speed scanning exposure is possible by the laser, and an extremely fine high resolution can be obtained. In addition, the composition can be used for coating or printing under safelight irradiating conditions and under bright circumstantial conditions without any thickening of the composition, and hence the composition can exert excellent noticeable effects in points of safe operativity, operational efficiency and the stability of products. Formula (1) is as follows: ##STR1## wherein rings X.sub.1 and X.sub.2 are each an optionally substituted pyrrole ring; Y is H, CN, optionally substituted alkyl, aralkyl, aryl, heteroaryl or alkenyl group; and Z.sub.1 and Z.sub.2 are halogen, optionally substituted alkyl, alkoxy, alkylthio, aralkyl, aralkyloxy, aryl, aryloxy, arylthio, heteroaryl, heteroaryloxy or heteroarylthio group, provided that at least one of substituents on the pyrrole rings X.sub.1 and X.sub.2, groups Z.sub.1 and Z.sub.2 is the alkoxy, aralkyloxy or aryloxy group.
    • 一种含有光固化树脂,光反应引发剂和具有式(1)的光敏剂的可见光固化树脂组合物。 该组合物对通用可见光激光器具有非常高的灵敏度,使得可以通过激光进行高速扫描曝光,并且可以获得非常好的高分辨率。 此外,该组合物可以在安全照射条件下和明亮的环境条件下用于涂布或印刷,而不会使组合物变厚,因此组合物可以在安全操作性,操作效率和产品稳定性方面发挥出色的显着效果 。 式(1)如下:其中环X1和X2各自为任选取代的吡咯环; Y是H,CN,任选取代的烷基,芳烷基,芳基,杂芳基或烯基; 并且Z 1和Z 2是卤素,任选取代的烷基,烷氧基,烷硫基,芳烷基,芳烷氧基,芳基,芳氧基,芳硫基,杂芳基,杂芳氧基或杂芳硫基,条件是吡咯环X1和X2上的至少一个取代基, Z2是烷氧基,芳烷氧基或芳氧基。
    • 8. 发明授权
    • Phthalocyanine compounds and optical recording media comprising them
    • 酞菁化合物和包含它们的光学记录介质
    • US5693396A
    • 1997-12-02
    • US753173
    • 1996-11-20
    • Tsutami MisawaKenichi SugimotoTaizo NishimotoTakeshi TsudaKeisuke Takuma
    • Tsutami MisawaKenichi SugimotoTaizo NishimotoTakeshi TsudaKeisuke Takuma
    • C07D487/22C09B47/067C09B47/073G11B7/248B32B3/00
    • C07D487/22C09B47/067C09B47/073G11B7/248Y10S428/913Y10S430/146Y10T428/12681Y10T428/21
    • A near infrared light-absorbing dye comprising phthalocyanine compounds represented by the following formula (2): ##STR1## wherein in formula (2), M is two hydrogen atoms, a divalent metallic atom, a trivalent monosubstituted metallic atom, a tetravalent disubstituted metallic atom or an oxymetal atom, and L.sup.1, L.sup.2, L.sup.3 and L.sup.4 are each independently formula (a) or (b), ##STR2## in the formula (a) or (b), R.sup.1 and R.sup.3 are each a substituted or unsubstituted alkyl group, and R.sup.2 is a straight chain or branched halogenated alkyl or alkenyl group having 3 to 10 carbon atoms, X is a chlorine, bromine or iodine atom, and m is an integer of 1 to 12, provided that formula (2) represents a mixture of L.sup.1 =L.sup.2 =L.sup.3 =L.sup.4 =formula (a), L.sup.1 =L.sup.2 =L.sup.4 =formula (a) and L.sup.3 =formula (b), L.sup.1 =L.sup.4 =formula (a) and L.sup.2 =L.sup.3 =formula (b), L.sup.1 =L.sup.3 =formula (a) and L.sup.2 =L.sup.4 =formula (b), L.sup.1 =formula (a) and L.sup.2 =L.sup.3 =L.sup.4 =formula (b), and L.sup.1 =L.sup.2 =L.sup.3 =L.sup.4 =formula (b), and an optical recording medium comprising the phthalocyanine mixture.
    • (2)表示的酞菁化合物的近红外光吸收性染料:其中,在式(2)中,M为2个氢原子,2价金属原子,3价单取代金属原子, 四价二取代金属原子或氧金属原子,L1,L2,L3和L4各自独立地为式(a)或(b),(a)或(b)中的 ),R 1和R 3各自为取代或未取代的烷基,R 2为碳原子数3〜10的直链或支链卤代烷基或烯基,X为氯,溴或碘原子,m为 (2)表示L1 = L2 = L3 = L4 =式(a)的混合,L1 = L2 = L4 =式(a)和L3 =式(b),L1 = L4 =式 (a)和L2 = L3 =公式(b),L1 = L3 =公式(a)和L2 = L4 =公式(b),L1 =公式(a)和L2 = L3 = L4 =公式(b) L1 = L2 = L3 = L4 =式(b),以及包含酞菁混合物的光记录介质。
    • 10. 发明授权
    • Sulfur compound and use thereof
    • 硫化合物及其用途
    • US06570025B1
    • 2003-05-27
    • US10048002
    • 2002-01-25
    • Kenichi FujiiAtsuo OtsujiMasao ImaiKenichi SugimotoTadashi OkumaRihoko SuzukiKeisuke Takuma
    • Kenichi FujiiAtsuo OtsujiMasao ImaiKenichi SugimotoTadashi OkumaRihoko SuzukiKeisuke Takuma
    • C07D33906
    • C07D339/06C07D339/00C07D339/08C08F20/38
    • This invention provides sulfur-containing (meth)acrylic ester compounds each of which is represented by the following formula (1); wherein R1 and R2 each independently represent a hydrogen atom or an alkyl group or may be fused together to form a ring, R3 represents a hydrogen atom or a methyl group, X1 represents an oxygen atom or a sulfur atom, m stands for an integer of from 0 to 3, and n stands for an integer of from 1 to 4, polymerizable compositions comprising the sulfur-containing (meth)acrylic acids, and cured products and optical parts obtained by polymerizing the polymerizable compositions. The sulfur-containing (meth)acrylic ester compounds according to the present invention are very useful, as monomers for photocurable, polymerizable compositions, in applications such as optical materials and dental materials. The optical parts obtained by curing the polymerizable compositions are excellent in optical properties, thermal properties and mechanical properties and are also good in productivity.
    • 本发明提供了各自由下式(1)表示的含硫(甲基)丙烯酸酯化合物,其中R 1和R 2各自独立地表示氢原子或烷基,或者可以一起稠合形成环,R 3 表示氢原子或甲基,X1表示氧原子或硫原子,m表示0〜3的整数,n表示1〜4的整数,包含含硫( 甲基)丙烯酸,以及通过聚合可聚合组合物获得的固化产物和光学部件。 作为本发明的含硫(甲基)丙烯酸酯化合物,作为光固化性聚合性组合物的单体,在光学材料和牙科用材料等应用中是非常有用的。 通过固化可聚合组合物获得的光学部件的光学性能,热性能和机械性能优异,并且生产率也良好。