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    • 21. 发明专利
    • Pressure-sensitive adhesive material, pressure-sensitive adhesive, and pressure-sensitive adhesive sheet
    • 压敏粘合材料,压敏粘合剂和压敏粘合片
    • JP2011116816A
    • 2011-06-16
    • JP2009273288
    • 2009-12-01
    • Lintec Corpリンテック株式会社
    • OZAWA YUKIARAI TAKAYUKISHOSHI SATORU
    • C09J4/02C09J4/06C09J7/02C09J133/00G02B5/30
    • PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive material, a pressure-sensitive adhesive, and a pressure-sensitive adhesive sheet which are more excellent in light leakage resistance and excellent also in reworkability when applied to an optical member such as a polarizing plate.
      SOLUTION: The pressure-sensitive adhesive material contains a special fluorene compound (A) having an acrylate group typified by a 9,9-bisarylfluorene derivative having a bifunctional acrylate group and a (meth)acrylic copolymer (B). The pressure-sensitive adhesive sheet 1 is composed of a pressure-sensitive adhesive layer 11 comprising the pressure-sensitive adhesive material or a pressure-sensitive adhesive obtained by irradiating the pressure-sensitive adhesive material with active energy rays, a release sheet 12 layered on one surface of the pressure-sensitive adhesive layer 11, and a base material 13 (optical member) layered on the other surface of the pressure-sensitive adhesive layer 11.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种粘合剂,压敏粘合剂和粘合片,其在防光性能方面更优异,并且当应用于光学部件时也具有优异的再加工性 作为偏光板。 解决方案:压敏粘合剂材料含有具有以具有双官能丙烯酸酯基的9,9-双芳基芴衍生物和(甲基)丙烯酸共聚物(B)为代表的丙烯酸酯基团的特殊的芴化合物(A)。 粘合片1由粘合剂粘合剂层11或通过用活性能量射线照射压敏粘合剂而得到的粘合剂层11,层压于 压敏粘合剂层11的一个表面和层压在粘合剂层11的另一个表面上的基材13(光学构件)。版权所有(C)2011,JPO&INPIT
    • 23. 发明专利
    • 粘着剤および粘着シート
    • 粘合和粘合片
    • JP2015028171A
    • 2015-02-12
    • JP2014167842
    • 2014-08-20
    • リンテック株式会社Lintec Corp
    • ARAI TAKAYUKIMATANO HITOSHIOZAWA YUKISHOSHI SATORU
    • C09J133/06C09J7/02
    • 【課題】偏光板等の光学部材に適用したときに、耐光漏れ性と耐久性に優れた粘着剤及び粘着シートの提供。【解決手段】(メタ)アクリル酸エステル重合体を50質量%以上含有し、ゲル分率が30〜90%であり、幅10mm、長さ20mm、および厚さ500μmの粘着剤片を形成し、速度200mm/分で引張試験を行ったときに、破断するまでに2000%以上伸長し、最大応力が0.1〜10Nであり、さらにその最大応力が、破断時または4000%伸長時の応力よりも大きい粘着剤であり、重量平均分子量が50万〜300万の第1の(メタ)アクリル酸エステル重合体(A)と、重量平均分子量が8000〜30万の第2の(メタ)アクリル酸エステル重合体(B)を架橋してなる成分とを含有し、第1の(メタ)アクリル酸エステル重合体(A)100質量部に対する第2の(メタ)アクリル酸エステル重合体(B)の割合が、5〜50質量部が好ましい粘着剤。【選択図】図1
    • 要解决的问题:提供当应用于诸如偏振片等的光学部件时,具有优异的防漏光性和耐久性的粘合剂,并提供粘合片。溶液:粘合剂包括50质量%以上的(甲基 )丙烯酸酯聚合物,凝胶分数为30-90%,其特征在于,当形成宽度为10mm,长度为20mm,厚度为500μm的粘合片时,进行拉伸试验 以200mm / min的速度进行,粘合片延伸2000%以上直至断裂,最大应力为0.1-10N,最大应力大于断裂应力或4,000%伸长率。 粘合剂含有通过交联重均分子量为500,000-3000,000的第一(甲基)丙烯酸酯聚合物(A)和具有重量平均分子量的第二(甲基)丙烯酸酯聚合物(B) 平均分子量为8,000-300,000。 第(甲基)丙烯酸酯系聚合物(B)与第一(甲基)丙烯酸酯系聚合物(A)的100重量份比例优选为5〜50重量份。
    • 24. 发明专利
    • Pressure-sensitive adhesive composition, pressure-sensitive adhesive and pressure-sensitive adhesive sheet
    • 压敏粘合剂组合物,压敏粘合剂和压敏胶粘剂
    • JP2014162834A
    • 2014-09-08
    • JP2013034331
    • 2013-02-25
    • Lintec Corpリンテック株式会社
    • ARAI TAKAYUKIOZAWA YUKISHOSHI SATORU
    • C09J133/14C09J7/00C09J7/02C09J11/06C09J133/02
    • PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive composition, a pressure-sensitive adhesive and a pressure-sensitive adhesive sheet excellent in application property into a thick film and following property to ruggedness.SOLUTION: The pressure-sensitive adhesive composition comprises: a (meth)acrylate polymer (A) having a weight average molecular weight of 100000 to 900000 and having a reactive group; a crosslinking agent (B); and a polyrotaxane compound (C) having a cyclic oligosaccharide as a cyclic molecule. The content of the crosslinking agent (B) in the pressure-sensitive adhesive composition is 0.01 to 2 parts by mass with respect to 100 parts by mass of the (meth)acrylate polymer (A); and the content of the polyrotaxane compound (C) in the pressure-sensitive adhesive composition is 0.1 to 30 parts by mass with respect to 100 parts by mass of the (meth)acrylate polymer (A).
    • 要解决的问题:提供一种压敏粘合剂组合物,压敏粘合剂和在厚膜中具有优异的应用性能的压敏粘合片,并具有坚固性。粘合剂组合物包含: (甲基)丙烯酸酯聚合物(A),重均分子量为100000〜900000,具有反应性基团; 交联剂(B); 和具有环状低聚糖作为环状分子的聚轮烷化合物(C)。 相对于(甲基)丙烯酸酯系聚合物(A)100质量份,粘合剂组合物中的交联剂(B)的含量为0.01〜2质量份。 相对于(甲基)丙烯酸酯系聚合物(A)100质量份,粘合剂组合物中的聚轮烷化合物(C)的含量为0.1〜30质量份。
    • 25. 发明专利
    • Pressure-sensitive adhesive and pressure-sensitive adhesive sheet
    • 压敏粘合剂和压敏粘合片
    • JP2012214546A
    • 2012-11-08
    • JP2011079021
    • 2011-03-31
    • Lintec Corpリンテック株式会社
    • OZAWA YUKIMATANO HITOSHIARAI TAKAYUKISHOSHI SATORU
    • C09J133/06C09J7/00
    • PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive and a pressure-sensitive adhesive sheet excellent in both light leakage resistance and durability when applied to an optical element of a polarizing plate or the like.SOLUTION: The pressure-sensitive adhesive is such that the gel fraction is 45-90%, and the weight average molecular weight of the sol component by a gel permeation chromatography (GPC) method is 600,000-2,500,000. The pressure-sensitive adhesive preferably includes: a first (meth)acrylic acid ester polymer (A) having 600,000-2,500,000 of a weight average molecular weight; and a component formed by crosslinking a second (meth)acrylic acid ester polymer (B) having 8,000-300,000 of a weight average molecular weight.
    • 要解决的问题:提供当应用于偏振板等的光学元件时耐光性和耐久性优异的压敏粘合剂和压敏粘合片。 解决方案:粘合剂的凝胶分数为45-90%,通过凝胶渗透色谱法(GPC)法测定溶胶组分的重均分子量为600,000-2,500,000。 压敏粘合剂优选包括:具有重均分子量为600,000-2,500,000的第一(甲基)丙烯酸酯聚合物(A); 和通过交联具有重均分子量为8,000〜30万的第二(甲基)丙烯酸酯聚合物(B)而形成的成分。 版权所有(C)2013,JPO&INPIT
    • 26. 发明专利
    • Crosslinked polymer and method of manufacturing crosslinked polymer
    • 交联聚合物和制造交联聚合物的方法
    • JP2012188524A
    • 2012-10-04
    • JP2011052473
    • 2011-03-10
    • Lintec Corpリンテック株式会社
    • ARAI TAKAYUKIOZAWA YUKISHOSHI SATORUTAKADA TOSHIKAZUKOYAMA YASUTOJANG KUEMHEE
    • C08F290/06
    • PROBLEM TO BE SOLVED: To provide a crosslinked polymer that has an interlock structure, and can be manufactured more conveniently, and to provide a method of manufacturing the same.SOLUTION: A linear molecule that has a blocking group at one terminal and has a polymerizable functional group at the other terminal and/or a linear molecule that has polymerizable functional group at both terminals, and a cyclic molecule that has an opening through which at least two linear molecules can penetrate are mixed, about the all or a portion thereof, an inclusion complex where at least two linear molecules penetrate into the opening of the cyclic molecule is formed, and next, the crosslinked polymer is obtained by copolymerizing the linear molecule and a water soluble polymerizable monomer through the polymerizable functional group of the linear molecule.
    • 要解决的问题:提供具有互锁结构的交联聚合物,并且可以更方便地制造,并提供其制造方法。 解决方案:在一个末端具有封闭基团并且在另一个末端具有可聚合官能团的线性分子和/或在两个末端具有可聚合官能团的直链分子,以及具有开口的环状分子 其中至少两个线性分子可以穿透其中的全部或部分,形成至少两个线性分子渗透到环状分子的开口中的包合络合物,接下来,交联聚合物通过将 线性分子和通过线性分子的可聚合官能团的水溶性可聚合单体。 版权所有(C)2013,JPO&INPIT
    • 27. 发明专利
    • Polymer crosslinking precursor, stimulus-responsive crosslinked polymer, and method of manufacturing the same
    • 聚合物交联前体,刺激性交联聚合物及其制造方法
    • JP2012188523A
    • 2012-10-04
    • JP2011052472
    • 2011-03-10
    • Lintec Corpリンテック株式会社
    • ARAI TAKAYUKIOZAWA YUKISHOSHI SATORUTAKADA TOSHIKAZUKOYAMA YASUTOJANG KUEMHEE
    • C08G65/333C08F290/06
    • PROBLEM TO BE SOLVED: To provide a stimulus-responsive crosslinked polymer that can be more conveniently manufactured and a method of manufacturing the same, and to provide a polymer crosslinking precursor that can be used for manufacturing the stimulus-responsive crosslinked polymer and a method of manufacturing the same.SOLUTION: A linear molecule that has a blocking group at one terminal and has a polymerizable functional group at the other terminal and/or a linear molecule that has polymerizable functional groups at both terminals, and a cyclic molecule that has an opening through which at least two linear molecules can penetrate are mixed, about the all or a portion thereof, an inclusion complex in which at least two linear molecules penetrate into the opening of the cyclic molecule is formed, next, the stimulus-responsive crosslinked polymer is obtained by copolymerizing the linear molecule and a stimulus-responsive compound through the polymerizable functional group of the linear molecule.
    • 要解决的问题:提供可以更方便地制造的刺激响应性交联聚合物及其制备方法,并提供可用于制备刺激响应性交联聚合物的聚合物交联前体,以及 其制造方法。 解决方案:在一个末端具有封闭基团并且在另一个末端具有可聚合官能团的线性分子和/或在两个末端具有可聚合官能团的直链分子和具有开口的环状分子 其中至少两个线性分子可以穿透其中的全部或部分,形成其中至少两个线性分子渗透到环状分子的开口中的包合络合物,接下来获得刺激响应性交联聚合物 通过线性分子和刺激响应化合物通过线性分子的可聚合官能团共聚。 版权所有(C)2013,JPO&INPIT
    • 28. 发明专利
    • Active energy ray-curable adhesive composition, adhesive, adhesive sheet, and optical member with adhesive layer
    • 活性能量可固化粘合剂组合物,胶粘剂,胶粘剂和带粘合剂层的光学部件
    • JP2012107093A
    • 2012-06-07
    • JP2010255811
    • 2010-11-16
    • Lintec Corpリンテック株式会社
    • OZAWA YUKIARAI TAKAYUKISHOSHI SATORU
    • C09J133/14C09J4/02C09J7/02C09J11/06
    • PROBLEM TO BE SOLVED: To provide a dual-cure adhesive composition that can produce an adhesive having good adhesion and transparency, and especially superior in durability which is suitable for use in the installation of car equipment such as a car navigation.SOLUTION: The adhesive composition includes: a hydroxyl group-containing (meth)acrylate copolymer (A); a carboxy group-containing (meth)acrylate copolymer (B); an active energy ray-curable compound (C), and a crosslinking agent (D). The active energy ray-curable adhesive composition is characterized by containing, based on 100 pts.mass of the (meth)acrylate copolymer (A), 15 pts.mass or more of the active energy ray-curable compound (C) and 0.5-2.5 pts.mass of the crosslinking agent (D).
    • 要解决的问题:提供一种双重固化粘合剂组合物,其可以生产具有良好粘附性和透明性的粘合剂,并且特别优异的耐久性优良,适用于汽车导航等汽车设备的安装。 粘合剂组合物包括:含羟基的(甲基)丙烯酸酯共聚物(A); (甲基)丙烯酸酯共聚物(B); 活性能量射线固化性化合物(C)和交联剂(D)。 活性能量射线固化性粘合剂组合物的特征在于,以(甲基)丙烯酸酯共聚物(A)100重量份,活性能量射线固化性化合物(C)为15质量份以上, 2.5份交联剂(D)。 版权所有(C)2012,JPO&INPIT
    • 29. 发明专利
    • Material for forming polarizer protective film, polarizer protective film, polarizing plate and method of manufacturing the same
    • 用于形成极化保护膜的材料,极化保护膜,极化板及其制造方法
    • JP2010277039A
    • 2010-12-09
    • JP2009132271
    • 2009-06-01
    • Lintec Corpリンテック株式会社
    • SHOSHI SATORUOZAWA YUKI
    • G02B5/30B32B27/00B32B27/30G02F1/1335
    • PROBLEM TO BE SOLVED: To provide a material for forming a polarizer protective film formed of an optically isotropic laminate which is constituted of an acrylic resin layer excelling in durability, such as hydrolysis resistance, and an acrylic adhesive layer excelling in adhesiveness to a polarizer.
      SOLUTION: In the material for forming the polarizer protective film comprising the acrylic adhesive layer (A) exhibiting a storage modulus G' of 0.01-0.3 MPa at 23°C, prior to being irradiated with active energy rays and having a thickness of 1-30 μm, and the acrylic resin layer (B) having a thickness 10-100 μm, the acrylic adhesive layer (A) is formed of a composition, containing a combination of 5-40 mass% of an active energy ray curable nitrogen-containing heterocyclic compound (a) and 95-60 mass% of a (meth)acrylic acid ester copolymer (b); and the acrylic resin layer (B) is formed of a composition containing 80 mass% or more of copolymer (e), which comprises a methyl methacrylate unit (c) and at least one kind of another (meth)acrylic acid ester unit (d) at a mass ratio of from 60:40 to 99:1 and has weight average molecular weight of 50,000-300,000.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种由光学各向同性层压体形成的偏振器保护膜的材料,其由耐水性优异的丙烯酸树脂层,耐水解性优异的丙烯酸类粘合剂层和与 偏光片 解决方案:在用于形成偏光镜保护膜的材料中,包括在23℃下具有0.01-0.3MPa的储能模量G'的丙烯酸粘合剂层(A),在用活性能量射线照射之前具有厚度 为1〜30μm,丙烯酸树脂层(B)的厚度为10〜100μm,丙烯酸系粘合剂层(A)由组合物形成,该组合物含有5-40质量%的活性能量射线固化型 含氮杂环化合物(a)和95〜60质量%的(甲基)丙烯酸酯共聚物(b); 丙烯酸树脂层(B)由包含甲基丙烯酸甲酯单元(c)和至少一种其它(甲基)丙烯酸酯单元(d)的共聚物(e)的80质量%以上的组合物形成 ),质量比为60:40至99:1,重均分子量为50,000-300,000。 版权所有(C)2011,JPO&INPIT