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    • 1. 发明授权
    • Solid catalyst component and catalyst for olefin polymerization
    • 固体催化剂组分和烯烃聚合催化剂
    • US06228791B1
    • 2001-05-08
    • US09331894
    • 1999-07-06
    • Takuo KataokaMasayoshi SaitoIsa Nishiyama
    • Takuo KataokaMasayoshi SaitoIsa Nishiyama
    • B01J2100
    • C08F10/00C08F4/6567C08F4/6555C08F4/651C08F4/6465
    • The present invention is a solid catalyst component for polymerization of olefins prepared by contacting a magnesium compound, a tetravalent halogen-containing titanium compound, a diester of an aromatic dicarboxylic acid, an aromatic hydrocarbon and an organic aluminum compound containing a hydroxyl group represented by the following general formula (R1CO2)mAl(OH)3-m or aluminum hydroxide. The catalyst for polymerization of olefins comprising said solid catalyst component, an organic aluminum compound represented by the general formula R2pAlQ3-p and an organic silicon compound represented by the general formula R3qSi(OR4)4-q can retard the rate of forming a polymer having a low molecular weight or a low stereoregular polymer which is soluble in a polymerization solvent in slurry polymerization and can obtain a high stereoregular polymer in a high yield, and also can obtain a copolymer having an excellent property in a high yield in the copolymerization of olefins.
    • 本发明是通过使镁化合物,四价含卤素的钛化合物,芳族二羧酸的二酯,芳香族烃和含有羟基的有机铝化合物接触而制备的烯烃聚合用固体催化剂成分 遵循通式(R1CO2)mA1(OH)3-m或氢氧化铝。 包含所述固体催化剂组分,由通式R2pAlQ3-p表示的有机铝化合物和由通式R3qSi(OR4)4-q表示的有机硅化合物)的烯烃聚合催化剂可以延迟形成具有 低分子量或低立构规整性聚合物,其在淤浆聚合中可溶于聚合溶剂,并且可以高产率获得高立构规整性聚合物,并且还可以获得在烯烃共聚合中具有优异性能的共聚物 。
    • 2. 发明授权
    • Propylene homopolymer
    • 丙烯均聚物
    • US06090903A
    • 2000-07-18
    • US952962
    • 1997-12-04
    • Takuo KataokaMasayoshi Saito
    • Takuo KataokaMasayoshi Saito
    • C08F4/646C08F4/655C08F4/656C08F4/658C08F110/06
    • C08F110/06C08F4/6465C08F4/6555C08F4/6567
    • A propylene homopolymer having a high stereo-regularity and an excellent processability during sheet or film formation, characterized in that it exhibits a melt flow rate (MFR) of from 0.1 to 20 g/10 min., a xylene-soluble component content of not more than 6% by weight and an isoblock content [IB] of at least 3 mol % as determined by the following equation (1) from Pmmmr, Pmmrr and Pmrrm, which are absorption intensities attributed to isoblock chain in xylene-insoluble component by .sup.13 C-NMR spectrum:[IB]=[Pmmmr]+[Pmmrr]+[Pmrrm] (1)wherein [Pmmmr], [Pmmrr] and [Pmrrm] are the relative intensity ratio (mol %) of Pmmmr, Pmmrr and Pmrrm, respectively, which are absorption intensities attributed to isoblock chain.
    • PCT No.PCT / JP97 / 01097 Sec。 371 1997年12月4日第 102(e)日期1997年12月4日PCT 1997年3月31日PCT公布。 公开号WO97 / 38030 日期1997年10月16日一种丙烯均聚物,其具有高的立体规整性,并且在片或膜形成过程中具有优异的加工性能,其特征在于其熔体流动速率(MFR)为0.1至20g / 10min, 由Pmmmr,Pmmrr和Pmrrm的下列等式(1)确定的可溶组分含量不超过6重量%,并且具有至少3摩尔%的异丁烯含量[IB]为归因于二甲苯中的异链段的吸收强度 通过13 C-NMR光谱分析不溶成分:[IB] = [Pmmmr] + [Pmmrr] + [Pmrrm](1)其中[Pmmmr],[Pmmrr]和[Pmrrm]是Pmmmr的相对强度比(mol%) ,Pmmrr和Pmrrm,分别是归因于异链段的吸收强度。
    • 4. 发明申请
    • Pattern forming method performing multiple exposure so that total amount of exposure exceeds threshold
    • 图案形成方法进行多次曝光,使得总曝光量超过阈值
    • US20080268381A1
    • 2008-10-30
    • US12081765
    • 2008-04-21
    • Masayoshi SaitoShinji Ohara
    • Masayoshi SaitoShinji Ohara
    • G03F7/20
    • H01L21/0274G03F7/2022
    • A pattern forming method includes forming a resist film on a target film to be processed, which is formed on a substrate; and forming a basic pattern part in the resist film by multiple exposure using photomasks, wherein each exposure process is performed at an amount of exposure smaller than a threshold assigned to the resist film; and the resist film is developed after the total sum of the amounts of exposure through a plurality of exposure processes exceeds the threshold, so that the basic pattern part including a hole shape, which corresponds to each area where the total amount of exposure through the exposure processes via the photomasks exceeds the threshold, is formed in the resist film. The method also includes performing etching via the basic pattern part so as to form a desired pattern in the target film.
    • 图案形成方法包括在基板上形成的被处理对象膜上形成抗蚀剂膜; 并且使用光掩模通过多次曝光在抗蚀剂膜中形成基本图案部分,其中每个曝光处理以小于分配给抗蚀剂膜的阈值的曝光量进行; 并且在通过多次曝光处理的曝光量的总和超过阈值之后显影抗蚀剂膜,使得包括孔形状的基本图案部分对应于通过曝光的总曝光量的每个区域 通过光掩模的处理超过阈值,形成在抗蚀剂膜中。 该方法还包括通过基本图案部分进行蚀刻,以便在目标膜中形成所需的图案。
    • 10. 发明授权
    • Immersion microscope objective and laser scanning microscope system using same
    • 浸液显微镜物镜和激光扫描显微镜系统使用相同
    • US08508856B2
    • 2013-08-13
    • US12916188
    • 2010-10-29
    • Masayoshi SaitoShuhei HorigomeNoriyuki Sugizaki
    • Masayoshi SaitoShuhei HorigomeNoriyuki Sugizaki
    • G02B21/02
    • G02B21/0032G02B9/60G02B15/163G02B21/02G02B21/33
    • An immersion microscope objective formed of thirteen or fewer lens elements includes, in order from the object side, first and second lens groups of positive refractive power, a third lens group, a fourth lens group having negative refractive power with its image-side surface being concave, and a fifth lens group having positive refractive power with its object-side surface being concave. The first lens group includes, in order from the object side, a lens component that consists of a lens element of positive refractive power (when computed as being in air) and a meniscus lens element having its concave surface on the object side. Various conditions are satisfied to ensure that images of fluorescence, obtained when the immersion microscope objective is used in a laser scanning microscope that employs multiphoton excitation to observe a specimen, are bright and of high resolution. Various laser scanning microscopes are also disclosed.
    • 由十三个或更少的透镜元件形成的浸没显微镜物镜包括从物体侧起依次具有正屈光力的第一和第二透镜组,第三透镜​​组,具有负折射力的第四透镜组,其像侧表面为 具有正折射力的第五透镜组,其物侧表面是凹形的。 第一透镜组从物体的顺序依次包括由正屈光力的透镜元件(当计算为空气时)和在物体侧具有凹面的弯月透镜元件构成的透镜部件。 满足各种条件以确保当在使用多光子激发观察样品的激光扫描显微镜中使用浸没显微镜物镜时获得的荧光图像是明亮且高分辨率的。 还公开了各种激光扫描显微镜。