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    • 7. 发明申请
    • Wave plate for laser optical system
    • 激光光学系统波片
    • US20070165300A1
    • 2007-07-19
    • US10581523
    • 2003-12-03
    • Masayuki SekiguchiTatsuya Hirono
    • Masayuki SekiguchiTatsuya Hirono
    • G02B5/30
    • C08J5/18C08F8/04C08J2345/00C08J2365/00C09D145/00G02B5/3083G11B7/1275G11B7/1365G11B2007/0006C08F32/00
    • A wavelength plate laser optical system which is a wavelength plate using a stretched and oriented film containing a cyclic olefin based resin, and which has values of the formula (a): Re(λ)/λ, (wherein λ represents a wavelength (nm) of the laser beam; and Re(λ) represents a retardation value (nm) of the laser beam having transmitted through the wavelength plate) against two laser beams having a different wavelength such that the value is ((0.2 to 0.3)+X) for a first laser beam and that the value is ((0.8 to 1.2)+Y) for a second laser beam, respectively (wherein X represents 0 or the number of an integral multiple of 0.5; and Y represents 0 or an integer of 1 or more). It is possible to provide a wavelength plate for optical information recording and reproducing devices, which is excellent in initial characteristics, is hardly affected by the use environment and the manufacturing environment, is excellent in long-term reliability, and is corresponding to two laser beams having a different wavelength.
    • 波长板激光光学系统,其是使用包含环状烯烃类树脂的拉伸取向膜的波长板,并且具有式(a)的值:Re(λ)/λ,(其中λ表示波长(nm ),并且Re(λ)表示穿过波长板的激光束的延迟值(nm)对于具有不同波长的两个激光束,使得值为((0.2〜0.3)+ X ),第二激光束的值为((0.8〜1.2)+ Y)(其中,X表示0或0.5的整数倍,Y表示0或整数倍) 1个或更多)。 可以提供一种光学信息记录和再现装置的波长板,其初始特性优异,几乎不受使用环境和制造环境的影响,具有优异的长期可靠性,并且对应于两个激光束 具有不同的波长。
    • 9. 发明申请
    • High metathesis activity ruthenium and osmium metal carbene complexes
    • 高复分解活性钌和锇金属卡宾络合物
    • US20060241317A1
    • 2006-10-26
    • US11472137
    • 2006-06-20
    • Robert GrubbsPeter SchwabSonbinh Nguyen
    • Robert GrubbsPeter SchwabSonbinh Nguyen
    • C07F15/00
    • C08F4/80B01J31/18B01J31/2265B01J31/24B01J31/2404B01J2231/14B01J2231/543B01J2531/821B01J2531/825C07F15/002C07F15/0046C08F32/00C08G61/08
    • Ruthenium and osmium carbene compounds that are stable in the presence of a variety of functional groups and can be used to catalyze olefin metathesis reactions on unstrained cyclic and acyclic olefins are disclosed. Also disclosed are methods of making the carbene compounds. The carbene compounds are of the formula where M is Os or Ru; R is hydrogen; R is selected from the group consisting of hydrogen, substituted or unsubstituted alkyl, and substituted or unsubstituted aryl; X and X are independently selected from any anionic ligand; and L and L are independently selected from any neutral electron donor. The ruthenium and osmium carbene compounds of the present invention may be synthesized using diazo compounds, by neutral electron donor ligand exchange, by cross metathesis, using acetylene, using cumulated olefins, and in a one-pot method using diazo compounds and neutral electron donors. The ruthenium and osmium carbene compounds of the present invention may be used to catalyze olefin metathesis reactions including, but not limited to, ROMP, RCM, depolymerization of unsaturated polymers, synthesis of telechelic polymers, and olefin synthesis.
    • 公开了在各种官能团存在下稳定并且可用于催化非限制性环状和无环烯烃上的烯烃复分解反应的钌和锇卡宾化合物。 还公开了制备卡宾化合物的方法。 卡宾化合物具有下式:其中M是Os或Ru; R 1是氢; R选自氢,取代或未取代的烷基和取代或未取代的芳基; X和X 1独立地选自任何阴离子配体; L和L 1独立地选自任何中性电子给体。 本发明的钌和锇卡宾化合物可以使用重氮化合物,通过中性电子给体配体交换,通过交叉复分解,使用乙炔,使用累积的烯烃,以及使用重氮化合物和中性电子给体的一锅法合成。 本发明的钌和锇卡宾化合物可用于催化烯烃复分解反应,包括但不限于ROMP,RCM,不饱和聚合物的解聚,遥爪聚合物的合成和烯烃合成。