粘着剤組成物、粘着剤付偏光板、及び表示装置
    94.
    发明专利
    粘着剤組成物、粘着剤付偏光板、及び表示装置 有权
    胶粘组合物,带粘合剂的极化剂和显示装置

    公开(公告)号:JP2015117343A

    公开(公告)日:2015-06-25

    申请号:JP2013262970

    申请日:2013-12-19

    Abstract: 【課題】適度なタック性を有し、従来よりも白抜けの発生を防ぐことができ、且つ大型の表示パネル及び小型の表示パネルの双方に使用しても、白抜けの発生を防ぐことが可能な粘着剤組成物及び粘着剤付偏光板を提供する。 【解決手段】カルボキシル基を有するアクリル系共重合体と、イソシアネート化合物と、テルペンフェノール系タッキファイヤと、を含み、前記イソシアネート化合物の含有量が、前記カルボキシル基を有するアクリル系共重合体100質量部に対して10質量部〜50質量部である粘着剤組成物。 【選択図】なし

    Abstract translation: 要解决的问题:提供:具有适当粘合性的粘合剂组合物,其能够防止迄今为止产生的空隙,并且即使当用于大尺寸显示面板和小尺寸显示面板时也防止产生空隙 显示面板; 并提供具有粘合剂的偏光片。溶解性:粘合剂组合物含有具有羧基的丙烯酸共聚物,异氰酸酯化合物和萜烯酚系增粘剂,异氰酸酯化合物的含量为10个。 质量50点 质量到100点。 具有羧基的大量丙烯酸共聚物。

    Pressure-sensitive adhesive for adhesive tape and its use in adhesive tape
    97.
    发明专利
    Pressure-sensitive adhesive for adhesive tape and its use in adhesive tape 审中-公开
    粘合胶带用压敏粘合剂及其在胶带中的应用

    公开(公告)号:JP2014019874A

    公开(公告)日:2014-02-03

    申请号:JP2013150119

    申请日:2013-07-19

    Abstract: PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive tape having high adhesive strength under high temperature of 60-70°C.SOLUTION: The pressure-sensitive adhesive comprises as a main component a mixture composed of a block copolymer (i) as given below and at least one kind of tackifier resin. The proportion of a block copolymer I) as given below is in the range between 30 and 70 wt.% based on the total amount of the block copolymer and the proportion of A in a block copolymer II) as given below is in the range between 25 and 40 wt.%. The molecular weight of A-B unit and the molecular weight of the total of the block copolymer II are respectively in the specific ranges. (i): a block copolymer comprising a mixture composed of a block copolymer having a structure I and a structure II; I): A'-B' and II): A-B-A, (A-B), (A-B)X and/or (A-B-A)X [in the formulae, X is a residue of a coupling reagent; A and A' are a polymer block composed of vinyl aromatics; and B and B' are a polymer block composed of a diene polymer.]

    Abstract translation: 要解决的问题:提供在60-70℃的高温下具有高粘合强度的压敏粘合带。溶液:压敏粘合剂包含作为主要组分的混合物,其由嵌段共聚物(i)如 以下给出至少一种增粘树脂。 以下给出的嵌段共聚物I)的比例基于嵌段共聚物的总量为30-70重量%,下面给出的嵌段共聚物II)中的A的比例在 25和40重量%。 A-B单元的分子量和嵌段共聚物II的总分子量分别在特定范围内。 (i):包含由具有结构I和结构II的嵌段共聚物组成的混合物的嵌段共聚物; A-B'和II):A-B-A,(A-B),(A-B)X和/或(A-B-A)X [在式中,X是偶联试剂的残基; A和A'是由乙烯基芳烃组成的聚合物嵌段; B和B'是由二烯聚合物组成的聚合物嵌段。]

    Double-sided adhesive sheet
    98.
    发明专利
    Double-sided adhesive sheet 有权
    双面粘合片

    公开(公告)号:JP2013053295A

    公开(公告)日:2013-03-21

    申请号:JP2012063277

    申请日:2012-03-21

    Abstract: PROBLEM TO BE SOLVED: To provide a double-sided adhesive sheet excellent in thermal conductivity and also in handleability.SOLUTION: The double-sided adhesive sheet 1 includes: a base material 2; a first adhesive layer 3 laminated on one surface 2a of the base material 2; and a second adhesive layer 4 laminated on the other surface 2b of the base material. The base material 2 has an elastic modulus of 50 to 300 GPa at 25°C, a thermal conductivity of 100 W/m×K or more, and an average thickness of 10 to 200 μm. The first and second adhesive layers 3, 4 each contain aluminum. The first and second adhesive layers 3, 4 each have an aluminum content of 20 to 60 vol% in 100 vol% of each layer 3, 4. The average thicknesses of the first and second adhesive layers 3, 4 are each 20 to 200 μm.

    Abstract translation: 要解决的问题:提供优异的导热性和可操作性的双面粘合片。 解决方案:双面粘合片1包括:基材2; 层压在基材2的一个表面2a上的第一粘合剂层3; 以及层叠在基材的另一面2b上的第二粘接层4。 基材2在25℃下的弹性模量为50〜300GPa,热导率为100W / m×K以上,平均厚度为10〜200μm。 第一和第二粘合层3,4各自含有铝。 第一和第二粘合剂层3,4各自具有在每个层3,4的100体积%中的20至60体积%的铝含量。第一和第二粘合剂层3,4的平均厚度分别为20至200μm 。 版权所有(C)2013,JPO&INPIT

    Pressure-sensitive adhesive tape
    99.
    发明专利
    Pressure-sensitive adhesive tape 审中-公开
    压敏胶带

    公开(公告)号:JP2012214668A

    公开(公告)日:2012-11-08

    申请号:JP2011161288

    申请日:2011-07-22

    Abstract: PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive tape which has sufficient tackiness and high adhesive power with less adhesive deposit.SOLUTION: The pressure-sensitive adhesive tape comprises a substrate and an adhesive layer formed at least on one surface of the substrate. The adhesive layer includes a coating of a pressure-sensitive adhesive composition which contains, in specific ratios, (A) a (meth)acrylic copolymer; (B) a tackifying resin; and (C) an imine- or isocyanate-based compound, the (meth)acrylic copolymer being obtained by polymerizing a monomer mixture containing, in specific ratios, (a) a (meth)acrylic alkyl ester having 5-12C alkyl, (b) a carboxy-containing monomer, (c) a specific ester compound having 1-4C alkyl and vinyl or isopropenyl, and, as occasion demands, (d) another polymerizable monomer. The mixing ratio of the component (c) in the monomer mixture is less than 0.15 pt.mass relative to 1 pt.mass of the component (a).

    Abstract translation: 要解决的问题:提供具有足够的粘性和高粘合力并且粘合剂沉积少的压敏粘合带。 解决方案:压敏粘合带包括基材和至少在基材的一个表面上形成的粘合剂层。 粘合剂层包括压敏粘合剂组合物的涂层,其特定比例含有(A)(甲基)丙烯酸共聚物; (B)增粘树脂; 和(C)亚胺基或异氰酸酯基化合物,所述(甲基)丙烯酸共聚物通过聚合含有特定比例的(a)具有5-12个碳原子的(甲基)丙烯酸烷基酯,(b )含羧基单体,(c)具有1-4C烷基和乙烯基或异丙烯基的特定酯化合物,并且根据需要,(d)另一种可聚合单体。 单体混合物中组分(c)的混合比例相对于组分(a)的1pt.mass小于0.15pt.mass。 版权所有(C)2013,JPO&INPIT

    Adhesive composition
    100.
    发明专利
    Adhesive composition 审中-公开
    粘合剂组合物

    公开(公告)号:JP2012122022A

    公开(公告)日:2012-06-28

    申请号:JP2010274994

    申请日:2010-12-09

    Abstract: PROBLEM TO BE SOLVED: To provide an adhesive composition which is cured by active energy rays, and exhibits excellent adhesive power.SOLUTION: The adhesive composition comprises components (A)-(D): (A) a (meth)acrylic polymer having at least one or more groups expressed by general formula (1):-OC(O) C(R)=CH(wherein, Rrepresents hydrogen, or a 1-20C organic group) at the molecular terminals of one molecule, (B) a monomer having a (meth)acryloyl group and a molecular weight of 2,000 or less and/or oligomer having a number-average molecular weight of 2,000 or less, (C) a photopolymerization initiator, and (D) a tackifier resin having a solubility parameter (SP value) of 8.60-9.40 as determined by the Hoy method.

    Abstract translation: 要解决的问题:提供通过活性能量射线固化并显示出优异的粘合力的粘合剂组合物。 粘合剂组合物包含组分(A) - (D):(A)具有至少一个或多个由通式(1)表示的基团的(甲基)丙烯酸类聚合物:-OC(O)C(R 1 )= CH 2 (其中,R 1 表示氢, 1分子的分子末端的1〜20C的有机基团),(B)具有(甲基)丙烯酰基,分子量为2,000以下的单体和/或数均分子量为2,000以下的低聚物 ,(C)光聚合引发剂,(D)通过Hoy法测定的溶解度参数(SP值)为8.60〜9.40的增粘树脂。 版权所有(C)2012,JPO&INPIT

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