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46 条记录 (耗时 0.018 秒)

    Ring-opening hydrogenated copolymer and process for producing the same
    1.
    发明授权
    Ring-opening hydrogenated copolymer and process for producing the same 失效
    开环氢化共聚物及其制备方法

    公开(公告)号：US5580934A

    公开(公告)日：1996-12-03

    申请号：US476489

    申请日：1990-06-07

    申请人： Yoshikatsu Nishi ,  Masayoshi Oshima ,  Teiji Kohara ,  Tadao Natsuume

    发明人： Yoshikatsu Nishi ,  Masayoshi Oshima ,  Teiji Kohara ,  Tadao Natsuume

    IPC分类号： C08G61/08 ,  C08F232/08 ,  C08F8/04

    CPC分类号： C08G61/08

    摘要： There are disclosed a polycyclic norbornene or its derivative hydrogenated copolymer which containsa repeating unit represented by the following formula [I] or the alkyl-substituted derivative thereof (A),a repeating unit represented by the following formula [II] or the alkyl-substituted derivative thereof (B) and, as desired,5-85% by mole of at least one repeating unit (C) selected from a repeating unit represented by the following formula [III], the alkyl-substituted derivative thereof, a repeating unit represented by the following formula [IV], the alkyl-substituted derivative and the alkylidene-substituted derivative thereof, and a process for producing the polycyclic norbornene or its derivative ring-opening hydrogenated copolymer ##STR1## wherein ------ represents either a single bond or a double bond.

    摘要翻译： PCT No.PCT / JP88 / 01331 Sec。 371日期1990年6月7日 102（e）日期1990年6月7日PCT提交1988年12月26日PCT公布。 出版物WO89 / 06254 日期：1989年7月13日公开了含有下述式[I]表示的重复单元或其烷基取代衍生物（A）的多环降冰片烯或其衍生物氢化共聚物，由下式[II ]或其烷基取代的衍生物（B），根据需要，5-85摩尔％至少一种选自下式[III]表示的重复单元的重复单元（C），烷基取代的衍生物 由下式[Ⅳ]表示的重复单元，烷基取代的衍生物和亚烷基取代的衍生物，以及制备多环降冰片烯或其衍生物开环氢化共聚物的方法， [II] [III] [IV]其中+ E，uns --- + EE表示单键或双键。

    Ring-opened polymer from norbornene type of polycyclic monomer and process for producing the polymer
    2.
    发明授权
    Ring-opened polymer from norbornene type of polycyclic monomer and process for producing the polymer 失效
    来自降冰片烯类型的多环单体的开环聚合物和用于制备聚合物的方法

    公开(公告)号：US5061771A

    公开(公告)日：1991-10-29

    申请号：US433106

    申请日：1989-11-08

    申请人： Masayoshi Oshima ,  Teiji Kohara ,  Tohru Hosaka ,  Tadao Natsuume

    发明人： Masayoshi Oshima ,  Teiji Kohara ,  Tohru Hosaka ,  Tadao Natsuume

    IPC分类号： C08F36/22 ,  C08F4/60 ,  C08F4/64 ,  C08F4/649 ,  C08F36/00 ,  C08F36/20 ,  C08G61/06 ,  C08G61/08

    CPC分类号： C08G61/08

    摘要： (1) A solvent-soluble ring-opened polymer constituted of 100-50% by weight of a norbornene derivative of monomer (A) represented by the formula ##STR1## wherein, R.sub.1 and R.sub.2 are the same or different and each denote hydrogen or alkyl and m denotes an interger of 0 to 2, and 0-50% by weight of another norbornene derivative of monomer (B) capable of undergoing ring-opening copolymerization with the preceding monomer (A), the polymer having a number average molecular weight of 10,000 to 50,000, a weight average molecular weight-to-number average molecular weight ratio (Mw/Mn) of up to 3, and a glass transition temperature of at least 80.degree. C., and(2) a process for producing such ring-opened polymers as stated above.

    摘要翻译： （1）由式（I）表示的单体（A）的降冰片烯衍生物100-50重量％构成的溶剂可开环聚合物，其中，R1和R2相同或不同，各自相同或不同， 表示氢或烷基，m表示0至2的整数，和0-50重量％的能够与前述单体（A）进行开环共聚的单体（B）的另一降冰片烯衍生物，所述聚合物具有数 平均分子量为10,000〜50,000，重均分子量平均分子量比（Mw / Mn）为3，玻璃化转变温度为80℃以上，（2） 用于制备如上所述的这种开环聚合物。

    Ring-opening hydrogenated copolymer and process for producing the same
    3.
    发明授权
    Ring-opening hydrogenated copolymer and process for producing the same 失效
    开环氢化共聚物及其制备方法

    公开(公告)号：US5191026A

    公开(公告)日：1993-03-02

    申请号：US476492

    申请日：1990-06-07

    申请人： Yoshikatsu Nishi ,  Masayoshi Oshima ,  Teiji Kohara ,  Tadao Natsuume

    发明人： Yoshikatsu Nishi ,  Masayoshi Oshima ,  Teiji Kohara ,  Tadao Natsuume

    IPC分类号： C08G61/08

    CPC分类号： C08G61/08

    摘要： There are disclosed a polycyclic norbornene or its derivative ring-opening hydrogenated copolymer which contains 90-10% by mole of a repeating unit represented by the following formula [I] or the alkly-substituted derivative, at least a repeating unit represented by the following formula [II] or the alkly-substituted derivative thereof and, as required, a repeating unit represented by the following formula [III], the alkyl-substituted derivative thereof or the alkylidene-substituted derivative thereof, has an intrinsic viscosity [.eta.] of 0.01-20 dl/g as determined in toluene at 25 .degree. C., and in which at least 50% of the (C C) linkages constituting the main chain are single bonds, and the production of said hydrogenation product ##STR1## wherein represents either a single bond or a double bond.

    Optical disk
    6.
    发明授权
    Optical disk 失效
    光盘

    公开(公告)号：US5063096A

    公开(公告)日：1991-11-05

    申请号：US534215

    申请日：1990-06-07

    申请人： Teiji Kohara ,  Masayoshi Oshima ,  Tadao Natsuume

    发明人： Teiji Kohara ,  Masayoshi Oshima ,  Tadao Natsuume

    IPC分类号： G11B7/24047 ,  G11B7/2533 ,  G11B7/258

    CPC分类号： G02B5/0833 ,  Y10S428/913 ,  Y10S430/146 ,  Y10S430/165 ,  Y10T428/31504 ,  Y10T428/31678 ,  Y10T428/31692

    摘要： There is disclosed an optical disk having an optical reflectivity of 70% or above which comprises a substrate made of a thermoplastic saturated norbornene type polymer having a glass transition temperature of 100.degree. C. or above and a light reflecting layer formed by laminating, on said substrate, a multi-layer film constituted of at least one compound selected from the group consisting of metallic oxides and metallic fluorides.

    摘要翻译： 公开了具有70％以上的光反射率的光盘，其包括由玻璃化转变温度为100℃以上的热塑性饱和降冰片烯类聚合物构成的基板和通过层压所述光反射层而形成的光反射层 基材，由选自金属氧化物和金属氟化物中的至少一种化合物构成的多层膜。

    Hydrogenated norbornene ring-opening polymerization product, a process for production thereof and uses thereof
    7.
    发明授权
    Hydrogenated norbornene ring-opening polymerization product, a process for production thereof and uses thereof 失效
    氢化降冰片烯开环聚合产物，其制备方法和用途

    公开(公告)号：US5681900A

    公开(公告)日：1997-10-28

    申请号：US537866

    申请日：1996-01-22

    申请人： Toshihide Murakami ,  Teiji Kohara ,  Tadao Natsuume

    发明人： Toshihide Murakami ,  Teiji Kohara ,  Tadao Natsuume

    IPC分类号： C08G61/06 ,  C08G61/08 ,  G02B1/04 ,  H01B3/30 ,  C08F32/08

    CPC分类号： C08G61/08

    摘要： A resin obtained by subjecting a norbornene type monomer having an aromatic ring structure (e.g. 5-phenyl-2-norbornene) to ring-opening polymerization and hydrogenating 95% or more of the unsaturated bonds in the backbone structure of the resulting polymer by the use of a catalyst composed of a combination of a transition metal compound and an alkyl metal compound, while leaving 80% or more of the aromatic ring structures, which resin has not only a high refractive index but also characteristics of a hydrogenated norbornene ring-opening polymerization product, i.e., excellent heat resistance, transparency, low birefringent properties, weather resistance, light resistance, low water absorption properties, moisture resistance, small dielectric constant, small dielectric loss, chemical resistance, etc., said resin being usable in optical materials, medical tools and materials, tools and materials for treating electronic parts, etc.

    摘要翻译： PCT No.PCT / JP94 / 01244 Sec。 371日期1996年1月22日 102（e）日期1996年1月22日PCT提交1994年7月28日PCT公布。 出版物WO95 / 04096 日期1995年2月9日通过使具有芳环结构的降冰片烯型单体（例如5-苯基-2-降冰片烯）进行开环聚合，并在其主链结构中氢化95％以上的不饱和键而得到的树脂 通过使用由过渡金属化合物和烷基金属化合物的组合组成的催化剂，同时留下80％或更多的芳族环结构，该树脂不仅具有高折射率，而且具有氢化特性 降冰片烯开环聚合产物，即优异的耐热性，透明性，低双折射性，耐候性，耐光性，低吸水性，耐湿性，介电常数小，介电损耗小，耐化学腐蚀等特性。 可用于光学材料，医疗工具和材料，用于处理电子部件的工具和材料等。

    Press-through package
    9.
    发明授权
    Press-through package 失效
    直通包装

    公开(公告)号：US5686156A

    公开(公告)日：1997-11-11

    申请号：US464630

    申请日：1995-06-26

    申请人： Toshiyasu Matsui ,  Tsutomu Hani ,  Teiji Kohara ,  Tadao Natsuume

    发明人： Toshiyasu Matsui ,  Tsutomu Hani ,  Teiji Kohara ,  Tadao Natsuume

    IPC分类号： B32B15/08 ,  B65B9/04 ,  B65D75/32 ,  B65D75/34 ,  B65D83/04

    CPC分类号： B65D75/32 ,  B65D75/326 ,  B65D75/327 ,  Y10T428/1352 ,  Y10T428/1379

    摘要： A press-through package obtained by placing objects to be packed, in the accommodating pockets formed by vacuum forming or the like of a sheet made of a thermoplastic norbornene type resin, particularly preferably a hydrogenated product of ring-opening polymerization product of a dicyclopentadiene type monomer, and then closing the openings of pockets of the sheet with another sheet such as metal foil to pack the objects to be packed, which package makes the packed objects clearly visible in the pocket portions, prevents the deterioration of the packed objects by moisture bacause of its excellent water vapor barrier properties, and is good in production efficiency.

    摘要翻译： PCT No.PCT / JP94 / 00122 Sec。 371日期：1995年6月26日 102（e）日期1995年6月26日PCT 1994年1月28日PCT PCT。 WO94 / 16965 PCT公开号 日期1995年8月4日通过将待包装物体放置在由热塑性降冰片烯类树脂制成的片材的真空成型等形成的容纳袋中，特别优选开环聚合的氢化产物 二环戊二烯型单体的产物，然后用诸如金属箔的另一片材封闭片材的袋口的开口以包装要包装的物品，该包装使得包装物体在袋部分中清晰可见防止了 水分阻滞性优良，生产效率好。