LIGHT GUIDE PLATE FOR LIQUID CRYSTAL DISPLAY

    公开(公告)号:JP2002277644A

    公开(公告)日:2002-09-25

    申请号:JP2001081395

    申请日:2001-03-21

    Applicant: JSR CORP

    Abstract: PROBLEM TO BE SOLVED: To provide a light guide plate for liquid crystal display excellent in transparency, low haze, heat resistance, moisture resistance, solvent resistance, dimensional stability and adhesion property. SOLUTION: The light guide plate for liquid crystal display consists of a cyclic olefin copolymer composition containing the following components (a) and (b); the component (a) is at least one species selected from organosilanes expressed by general formula (1): (R )p Si(OR )4-p , hydrolyzed products of the organosilanes and condensed products of the organosilanes, and the component (b) is cyclic olefin addition copolymers having silyl groups having silicon atoms coupled with hydrolysable groups and/or hydroxyl groups. In formula (1), R represents a 1-10C monovalent organic group and it two of R are present, they are mutually identical or different, a plurality of R are mutually identical or different and each represents a 1-5C alkyl group or a 1-6C acyl group, and p is an integer of 0 to 2.

    OLEFINIC COPOLYMER BEARING FUNCTIONAL GROUP, ITS PRODUCTION METHOD AND RUBBER COMPOSITION

    公开(公告)号:JP2001247629A

    公开(公告)日:2001-09-11

    申请号:JP2000383320

    申请日:2000-12-18

    Applicant: JSR CORP

    Abstract: PROBLEM TO BE SOLVED: To provide an olefinic copolymer which gives an elastomer exhibiting high adhesion properties to and high compatibility with other materials as well as excellence in high coating properties and printing suitability, an elastomer having superior durability and further an elastomer free from or almost free from offensive odor, a method for producing the same and a rubber composition comprising the copolymer. SOLUTION: The copolymer comprises a constitutional unit (a) derived from ethylene, a constitutional unit (b) derived from a 3-12C α-olefin, a constitutional unit (c) derived from a cyclic olefin bearing a specific functional group and a constitutional unit (d) derived from an optionally employable unconjugated diene, and has an intrinsic viscosity [η], measured in decalin at 135 deg.C, of 0.1-10 dl/g.

    Method for producing cyclic olefin-based ring-opened polymer, and cyclic olefin-based polymer
    14.
    发明专利
    Method for producing cyclic olefin-based ring-opened polymer, and cyclic olefin-based polymer 有权
    生产循环烯烃开环聚合物和循环烯烃聚合物的方法

    公开(公告)号:JP2011246624A

    公开(公告)日:2011-12-08

    申请号:JP2010121687

    申请日:2010-05-27

    Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a cyclic olefin-based ring-opened polymer using a ruthenium catalyst having high polymerization activity, and to provide a cyclic olefin-based polymer produced by the method.SOLUTION: This method for producing a cyclic olefin-based ring-opened polymer includes a process for performing a ring-opening polymerization reaction of a cyclic olefin-based compound in the presence of a catalyst shown by formula (1).

    Abstract translation: 待解决的问题:提供使用具有高聚合活性的钌催化剂制备环状烯烃类开环聚合物的方法,并提供通过该方法制备的环状烯烃类聚合物。 解决方案:这种环状烯烃类开环聚合物的制造方法包括在式(1)所示的催化剂存在下进行环状烯烃系化合物的开环聚合反应的方法。 版权所有(C)2012,JPO&INPIT

    Method for producing cyclic olefinic copolymer
    15.
    发明专利
    Method for producing cyclic olefinic copolymer 有权
    生产环状烯烃共聚物的方法

    公开(公告)号:JP2004277473A

    公开(公告)日:2004-10-07

    申请号:JP2003067637

    申请日:2003-03-13

    Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a cyclic olefinic copolymer, by which the high mol. wt. cyclic olefinic copolymer having a structure comprising structural units based on a norbornene-based monomer and structural units based on an acrylate-based monomer in an alternately arranged state, having high heat resistance, low water (moisture) absorbability, and excellent optical characteristics such as transparency, and not having problems such as coloration can be produced at an advantageous cost while reducing the using quantity of a Lewis acid. SOLUTION: This method for producing the cyclic olefinic copolymer is characterized by copolymerizing a norbornene-based monomer (A) with an acrylate-based monomer (B) by using a radical polymerization initiator in the presence of the Lewis acid represented by the formula (2) : R a q M(OR b ) p-q [M is an atom such as Al, Ti, Mn, or Fe; R a is an alkyl; R b is a fluorine atom-containing organic group; (p) is an integer equal to the atomic value of M; (q) is an integer of 0 to (p-1)] in an amount of 0.001 to 1 mole per 100 moles of the acrylate-based monomer (B). COPYRIGHT: (C)2005,JPO&NCIPI

    Abstract translation: 待解决的问题:提供一种制备环状烯烃共聚物的方法,通过该方法, 重量。 具有包含基于降冰片烯系单体的结构单元和基于丙烯酸酯系单体的交替排列状态的结构单元的结构的环状烯烃共聚物,具有高耐热性,低水分(水分)吸收性,以及优异的光学特性如 在降低路易斯酸的使用量的同时,可以以有利的成本生产透明性,并且不具有着色等问题。 解决方案:该环状烯烃共聚物的制造方法的特征在于,使用自由基聚合引发剂在降冰片烯系单体(A)与丙烯酸酯系单体(B) 式(2):R a M(OR b ,Ti,Mn或Fe; R a 是烷基; R b 是含氟原子的有机基团; (p)是等于原子值M的整数; (q)为0〜(p-1)的整数],相对于100摩尔丙烯酸酯系单体(B)为0.001〜1摩尔。 版权所有(C)2005,JPO&NCIPI

    Cyclic olefin-based addition type copolymer crosslinked product, crosslinking composition and method for producing crosslinked product
    17.
    发明专利
    Cyclic olefin-based addition type copolymer crosslinked product, crosslinking composition and method for producing crosslinked product 有权
    循环烯烃基添加型共聚物交联产物,交联组合物和生产交联产物的方法

    公开(公告)号:JP2003048918A

    公开(公告)日:2003-02-21

    申请号:JP2001192802

    申请日:2001-06-26

    Abstract: PROBLEM TO BE SOLVED: To provide a cyclic olefin-based addition type copolymer crosslinked product which has high transparency, excellent heat resistance, excellent dimensional stability, excellent solvent resistance, excellent chemical resistance, excellent adhesivity to other raw materials, and a high crosslink density. SOLUTION: This cyclic olefin-based addition type copolymer crosslinked product is obtained by crosslinking a cyclic olefin-based addition type copolymer comprising (a) the repeating units of a cyclic olefin having an alkoxysilyl group or its hydrolyzed or condensed residue, (b) the repeating units of another cyclic olefin, and, if necessary, (c) repeating units represented by (CH2 -CHR ).

    Abstract translation: 要解决的问题:提供一种具有高透明度,优异的耐热性,优异的尺寸稳定性,优异的耐溶剂性,优异的耐化学性,与其它原料的粘合性优异,交联密度高的环状烯烃系添加型共聚物交联体 。 解决方案:该环状烯烃系加成型共聚物交联体是通过交联含有(a)具有烷氧基甲硅烷基的环状烯烃或其水解或缩合残基的重复单元的环状烯烃系添加型共聚物而获得的,(b) 另外的环烯烃的重复单元,如果需要,(c)由(CH 2 -CHR 7)表示的重复单元。

    OLEFIN COPOLYMER AND METHOD FOR PRODUCING THE SAME

    公开(公告)号:JP2001261743A

    公开(公告)日:2001-09-26

    申请号:JP2000081652

    申请日:2000-03-23

    Applicant: JSR CORP

    Abstract: PROBLEM TO BE SOLVED: To provide an olefin copolymer giving an elastomer having excellent flexing resistance and high adhesiveness and compatibility to other materials. SOLUTION: The objective copolymer is composed of (a) a unit derived from a 3-12C α-olefin and (b) a unit expressed by general formula (1) [X1 and X2 are each H, a hydrocarbon group or on of the following functional groups and at least one of X1 and X2 is the following functional group (the functional group is OH, an OH-containing hydrocarbon group, COOH, a COOH-containing hydrocarbon group, a primary or secondary amino group, a hydrocarbon group containing amino group, a quaternary ammonium salt of these groups, an amide group having N-active hydrogen atoms, a hydrocarbon group bonded with the amide group or an imide group composed of X1 and X2 and expressed by CO- NH-CO); R1 and R2 are each H or a 1-10C hydrocarbon group; and (n) is an integer of 0-2].

    CYCLIC OLEFIN COPOLYMER, METHOD FOR PRODUCING THE SAME, AND THERMOPLASTIC POLYMER COMPOSITION

    公开(公告)号:JP2001187815A

    公开(公告)日:2001-07-10

    申请号:JP37474899

    申请日:1999-12-28

    Applicant: JSR CORP

    Abstract: PROBLEM TO BE SOLVED: To provide a cyclic olefin copolymer excellent in optical properties, high in adhesiveness, and low in hygroscopicity, a method for producing the same, and a thermoplastic polymer composition. SOLUTION: The copolymer has a structural unit described by general formula (1) or (2) [wherein R1 and R2 are each H or a hydrocarbon group; X and Z are each H or a hydrocarbon group, with at least one of the two being a functional group to be selected from the below-named functional groups; and n is an integer of 0-2. Functional groups:-OH or a hydrocarbon group with-OH bonded thereto;-COOH or a hydrocarbon group with-COOH bonded thereto; a primary or secondary amino group, a hydrocarbon group with such amino groups bonded thereto, o one of their quaternary ammonium salts; an amide group; an amide group having an N-substituted hydrocarbon group and N-active H or a hydrocarbon group with such amide groups bonded thereto; an imide group described by-CO-NH-COcomprising X and Z] and a structural unit originating in a specified cyclic olefin, and presents a limiting viscosity number [η]of 0.1-5.0 dl/g in decaling at 135 deg.C.

Patent Agency Ranking