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    • 5. 发明申请
    • Catalyst for Olefin Polymerization and Polymerization Method Using the Same
    • 烯烃聚合催化剂及其聚合方法
    • US20080293898A1
    • 2008-11-27
    • US11658474
    • 2005-06-24
    • Masashi HiguchiShuji MatsumuraYoshio SasakiKiyomi MoritaSatoshi Hashizume
    • Masashi HiguchiShuji MatsumuraYoshio SasakiKiyomi MoritaSatoshi Hashizume
    • C08F4/18C08F4/16
    • C08F10/00C08F110/06C08F210/16C08F4/6492C08F4/6545C08F4/651C08F4/6495C08F2500/12C08F2500/15C08F2500/24C08F210/06
    • Disclosed is a catalyst for olefin polymerization, comprising: Component [A]: a prepolymer obtained by olefin prepolymerization on solid titanium catalyst component having an average particle size of 25 to 70 μm produced by contacting of a solid component (i) having an average particle size of 26 to 75 μm, containing magnesium, titanium, halogen, and an electron donor (c3), and being free from detachment of titanium by washing with hexane at 25° C., a polar compound (ii) having a dipole moment of 0.50 to 4.00 Debye, and at least one compound (iii) selected from liquid titanium (d) and an electron donor (e), in which the content of titanium in the solid component (i) is reduced by ≧25% by weight, and the weight ratio of the sum of the electron donor (c3) and the electron donor (e) to titanium [electron donor (c3+e)/titanium atoms] is ≧7; Component [B]: an organometallic compound; and Component [C]: an organosilicon compound represented by the following formula (I): Si(OR1)3(NR2R3)   (I) (wherein R1 is a hydrocarbon group having 1 to 8 carbon atoms, R2 is a hydrocarbon group having 1 to 12 carbon atoms or hydrogen atom, R3 is a hydrocarbon group having 1 to 12 carbon atoms). According to the catalyst, an olefin polymer having high stereoregularity and low molecular weight (high fluidity) can be efficiently provided.
    • 公开了用于烯烃聚合的催化剂,其包含:[A]成分:通过烯烃预聚合获得的预聚合物,其通过使具有平均粒子的固体成分(i)与平均粒径为25〜70μm的固体钛催化剂成分 含有镁,钛,卤素和电子给体(c3)的26至75μm的大小,并且在25℃用己烷洗涤不会脱离钛,将具有偶极矩的极性化合物(ⅱ) 0.50至4.00德拜,和至少一种选自液体钛(d)和电子给体(e)的化合物(iii),其中固体组分(i)中钛的含量降低≥25重量% ,电子给体(c3)和电子给予体(e)之和与钛[电子给体(c3 + e)/钛原子)的重量比>> 7。 成分[B]:有机金属化合物; 和组分[C]:由下式(I)表示的有机硅化合物:<?in-line-formula description =“In-line formula”end =“lead”→Si(OR1)3(NR2R3) )<?in-line-formula description =“In-line Formulas”end =“tail”?>(其中R1是具有1-8个碳原子的烃基,R2是具有1至12个碳原子的烃基或氢 原子,R3为碳原子数1〜12的烃基)。 根据催化剂,可以有效地提供具有高立构规整性和低分子量(高流动性)的烯烃聚合物。
    • 7. 发明授权
    • Method for preparing biaxially stretched polyether ether ketone film
    • 制备双轴拉伸聚醚醚酮膜的方法
    • US5242648A
    • 1993-09-07
    • US844624
    • 1992-04-01
    • Shuji MatsumuraKazunari OkadaYasuhiko OhtaMasumi Saruwatari
    • Shuji MatsumuraKazunari OkadaYasuhiko OhtaMasumi Saruwatari
    • B29C55/00B29C55/14B29C71/00C08J5/18
    • C08J5/18B29C55/005B29C55/143B29C71/00B29K2071/00C08J2371/00
    • A method for preparing a biaxially stretched polyether ether ketone (PEEK) film having excellent precision in thickness, insulating properties and heat shrinkage from an amorphous PEEK film which includes a first stretching step of roll-stretching the amorphous PEEK film in a temperature range of from 50.degree. C. to (Tg-10).degree. C. in a stretching ratio of from 150% to 350% in the progress direction of the film while a necking phenomenon is caused in the film; a second stretching step of stretching the film in the temperature range of from Tg to 170.degree. C. in a direction at right angles to the stretching direction in the first stretching step in a stretching ratio of from 150% to 350%; and a heat set step of thermally setting the stretched film at two stages in the temperature range of 210.degree.-330.degree. C. and the temperature range of 180.degree.-210.degree. C.
    • PCT No.PCT / JP90 / 01058 Sec。 371日期:1992年04月1日 102(e)日期1992年4月1日PCT提交1990年8月21日PCT公布。 出版物WO92 / 03495 日本1993年3月5日。一种制备双轴拉伸聚醚醚酮(PEEK)膜的方法,该双轴拉伸聚醚醚酮(PEEK)膜具有优异的非晶PEEK膜的厚度,绝缘性能和热收缩精度,该方法包括:拉伸无定形PEEK的第一拉伸步骤 膜在50℃至(Tg-10)℃的温度范围内,在膜的进行方向上以150%至350%的拉伸比,同时在膜中引起颈缩现象; 第二拉伸工序,在150〜350%的拉伸倍率下,在与第一拉伸工序中的拉伸方向成直角的方向上,在Tg〜170℃的温度范围内拉伸薄膜; 以及在210℃-330℃的温度范围和180℃-210℃的温度范围内的两个阶段热定形拉伸膜的热定形步骤。
    • 10. 发明授权
    • Hinge device having directional damping
    • 具有定向阻尼的铰链装置
    • US5276945A
    • 1994-01-11
    • US971571
    • 1992-11-05
    • Shuji Matsumura
    • Shuji Matsumura
    • A47K13/10A47K13/12E05D11/08
    • A47K13/10A47K13/12E05D11/084E05Y2900/614Y10T16/5403Y10T16/628
    • A buffering device used in a hinge structure of a lid or cover, such as stool lid of a toilet stool of Western style, which is pivoted on a horizontal axis and generally opened upwards by hand and closed downwards by gravity, comprising two members such as of coaxial cylinder type having mutually facing surfaces, respectively, and being combined coaxially to enable relative rotation, and at least one idle member disposed within a gap between the facing surfaces to roll with the relative rotation, and including no buffering fluid, in which the torque for closure is made large as compared with the torque for opening, so that the lid can be opened lightly when it is opened by hand, while it is automatically braked for preventing it from colliding against the stool body to produce an undesirable strike sound when it is naturally closed by gravity.
    • 一种用于盖或盖的铰链结构的缓冲装置,例如西式马桶便盆的便盆盖,其在水平轴线上枢转并且通常由手重新向上打开并且由重力向下关闭,包括两个构件,例如 分别具有相互面对的表面并且同轴地组合以实现相对旋转的至少一个同轴圆筒型,以及设置在相对表面之间的间隙内的至少一个空闲构件,以相对旋转滚动,并且不包括缓冲流体,其中 与打开的扭矩相比,关闭扭矩变大,从而当用手打开时可以轻轻地打开盖子,同时自动制动盖子以防止其与粪便体碰撞以产生不期望的打击声, 它被重力自然封闭。