会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明专利
    • 粘着性組成物、粘着剤および粘着シート
    • 粘合剂,粘合剂和胶粘剂
    • JP2015042746A
    • 2015-03-05
    • JP2014181621
    • 2014-09-05
    • リンテック株式会社Lintec Corp
    • OZAWA YUKIMATANO HITOSHIARAI TAKAYUKISHOSHI SATORU
    • C09J133/06B32B27/00B32B27/30C09J7/02C09J11/02C09J175/04G02B5/02
    • 【課題】光拡散性を有し、且つ、偏光板等の光学部材に適用したときに、応力緩和性・凹凸追従性及び耐久性に優れる粘着性組成物、粘着剤及び粘着シートの提供。【解決手段】重量平均分子量が50万〜300万の(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(メタ)アクリル酸エステル重合体(B)と、架橋剤(C)と、光拡散微粒子(D)とを含有し、(A)100質量部に対して(B)が、5〜50質量部であり、(B)が、(C)と反応する官能基(b1)を有するモノマーを構成成分として含有しており、さらに、(b1)を有するモノマーの割合が、(B)中において5〜50質量%であり、(A)が、(C)と反応する官能基を有するモノマーを構成成分として含有しないか、(B)の官能基(b1)よりも(C)との反応性が低い官能基を有するモノマーを構成成分として含有する粘着性組成物。【選択図】図1
    • 要解决的问题:提供一种粘合剂组合物,粘合剂和粘合片,其具有光扩散性,并且当应用于诸如偏振器的光学构件时具有优异的应力松弛/不均匀性随动性和耐久性。溶液:粘合剂组合物含有 重均分子量为500000〜3000000的(甲基)丙烯酸酯系聚合物(A),重均分子量为8000〜300000的(甲基)丙烯酸酯系聚合物(B),交联剂(C)和 光扩散微粒(D)。 (B)相对于(A)的100pts.mass为5〜50pts.mass。 (B)含有具有与(C)反应的官能团(b1)作为组分的单体,(B)中的(b1)的单体的比例为5〜50质量%。 (A)不含有具有与(C)反应的官能团的单体,作为组分,或含有具有(C)低于(B)的官能团(B)的官能团的单体作为组分 。
    • 4. 发明专利
    • 粘着性組成物、粘着剤および粘着シート
    • 胶粘组合物,胶粘和粘合片
    • JP2015010194A
    • 2015-01-19
    • JP2013137565
    • 2013-06-28
    • リンテック株式会社Lintec Corp
    • FUKUMOTO AKINOBUARAI TAKAYUKISHOSHI SATORU
    • C09J133/04C08G18/22C08G18/62C09J7/02C09J11/00
    • 【課題】粘着主剤((メタ)アクリル酸エステル重合体)がカルボキシル基を実質的に含有しなくても、耐久性に優れる粘着性組成物、粘着剤およびその製造方法、ならびに粘着シートを提供する。【解決手段】(メタ)アクリル酸エステル重合体(A)と、ポリイソシアネート化合物(B)と、メルカプト基を有するシランカップリング剤(C)と、有機チタニウムオキサイド化合物(D)とを含有する粘着性組成物であって、(メタ)アクリル酸エステル重合体(A)が、当該重合体を構成するモノマー単位として、カルボキシル基を有するモノマーを含有せず、水酸基を有するモノマーを含有し、有機チタニウムオキサイド化合物(D)の含有量が、(メタ)アクリル酸エステル重合体(A)100質量部に対して、0.001〜0.2質量部である粘着性組成物。【選択図】図1
    • 要解决的问题:为了提供即使在粘合剂(即(甲基)丙烯酸酯聚合物)基本上不含羧基的情况下也具有优异的耐久性的粘合剂组合物,粘合剂和粘合剂的制造方法以及粘合剂片 粘合剂组合物包含(甲基)丙烯酸酯聚合物(A),多异氰酸酯化合物(B),具有巯基的硅烷偶联剂(C)和有机氧化钛化合物(D)。 (甲基)丙烯酸酯聚合物(A)不含具有羧基的单体,并且含有具有羟基的单体作为形成聚合物的单体单元,有机氧化钛化合物(D)的含量为0.001-0.2pt 。 质量到100点 质量的(甲基)丙烯酸酯聚合物(A)。
    • 5. 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
    • JP2014162835A
    • 2014-09-08
    • JP2013034332
    • 2013-02-25
    • Lintec Corpリンテック株式会社
    • ARAI TAKAYUKIMATANO HITOSHISHOSHI SATORU
    • C09J133/14C09J7/00C09J7/02C09J11/06
    • PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive composition, a pressure-sensitive adhesive and a pressure-sensitive adhesive sheet excellent in both of light leakage resistance and durability even when applied to an optical member such as a polarizing plate.SOLUTION: The pressure-sensitive adhesive composition comprises: a (meth)acrylate polymer (A) having only a hydroxyl group as a reactive group; a silane compound (B) having at least one silicon atom in the molecule and having at least two alkoxy groups bonded to a silicon atom; and a chelate compound (C). The (meth)acrylate polymer (A) contains 0.1 to 35 mass% of monomers having a hydroxyl group as monomer units constituting the polymer. The content of the silane compound (B) is 0.01 to 10 parts by mass with respect to 100 parts by mass of the (meth)acrylate polymer (A); and the content of the chelate compound (C) is 0.001 to 3 parts by mass with respect to 100 parts by mass of the (meth)acrylate polymer (A).
    • 要解决的问题:提供即使当应用于偏光板等光学部件时也具有优异的耐光漏性和耐久性的压敏粘合剂组合物,压敏粘合剂和压敏粘合片。解决方案: 该压敏粘合剂组合物包含:仅具有羟基作为反应性基团的(甲基)丙烯酸酯聚合物(A) 在分子中具有至少一个硅原子并具有至少两个与硅原子键合的烷氧基的硅烷化合物(B); 和螯合物(C)。 (甲基)丙烯酸酯聚合物(A)含有0.1〜35质量%的作为构成聚合物的单体单元的羟基。 相对于(甲基)丙烯酸酯系聚合物(A)100质量份,硅烷化合物(B)的含量为0.01〜10质量份。 相对于(甲基)丙烯酸酯系聚合物(A)100质量份,螯合化合物(C)的含量为0.001〜3质量份。
    • 6. 发明专利
    • Laminate
    • 层压板
    • JP2014139678A
    • 2014-07-31
    • JP2014035289
    • 2014-02-26
    • Sharp Corpシャープ株式会社Lintec Corpリンテック株式会社
    • TAGUCHI TOKIOKUROKAWA ATSUSHIARAI TAKAYUKISHOSHI SATORU
    • G02B1/11B32B27/00B32B27/30
    • B32B7/12B32B3/30B32B27/16B32B27/30B32B2307/40B32B2551/00C08G18/6229C08G18/792C09J7/385C09J133/066C09J133/08C09J2203/318G02B1/105G02B1/118G02B1/14Y10T428/24355C08F2220/1825C08F2220/1841C08F220/20
    • PROBLEM TO BE SOLVED: To provide a laminate having an antireflective film which has a protective film, which is superior in temporary adhesive strength and hardly has adhesive deposits left after being peeled off, stuck on a surface.SOLUTION: A laminate includes an antireflective film and a protective film stuck on the antireflective film. The antireflective film has, on its surface, a plurality of projection parts a width between tops of adjacent projection parts of which is equal to or less than a visible light wavelength. The protective film includes a base film and an adhesive layer coming into contact with the antireflective film, and the adhesive layer is made of a material formed by cross-linking a (meth)acrylic ester copolymer (A) having a weight-average molecular weight within a specific range with a cross-linking agent (B), the copolymer (A) being formed by polymerizing a monomer component having a specific composition and having a component ratio of 100,000 or less molecular weight controlled within the specific range. The adhesive layer is less than 10 μm thick.
    • 要解决的问题:为了提供具有保护膜的抗反射膜的层叠体,其临时粘合强度优异,并且在剥离后几乎不具有粘合剂沉积物,粘贴在表面上。解决方案:层压体包括抗反射膜 以及粘贴在防反射膜上的保护膜。 防反射膜在其表面上具有多个突出部分,其相邻突出部分的顶部之间的宽度等于或小于可见光波长。 保护膜包括基膜和与抗反射膜接触的粘合剂层,并且粘合剂层由通过交联具有重均分子量的(甲基)丙烯酸酯共聚物(A)形成的材料制成, 在具有交联剂(B)的特定范围内的情况下,共聚物(A)通过聚合具有特定组成并且分子量在100,000以下的分子量控制在特定范围内的单体成分而形成。 粘合剂层的厚度小于10μm。
    • 7. 发明专利
    • Protective film
    • 保护膜
    • JP2014031442A
    • 2014-02-20
    • JP2012172846
    • 2012-08-03
    • Lintec Corpリンテック株式会社
    • KUROKAWA ATSUSHIARAI TAKAYUKISHOSHI SATORU
    • C09J7/02B32B27/00B32B27/30B32B27/40C09J11/06C09J133/06C09J175/04
    • PROBLEM TO BE SOLVED: To provide a protective film having an adhesive layer formed of an adhesive composition in which a (meth)acrylic acid ester-based copolymer is selected as a main agent of the adhesive composition, the protective film having such properties that when the film is stuck to various adherends, the film exhibits sufficient adhesive strength and leaves extremely little deposition of a residue derived from the adhesive layer when the film is peeled.SOLUTION: The protective film includes an adhesive layer formed of an adhesive composition containing: a (meth)acrylic acid ester-based copolymer (A) obtained by living radical polymerization and having a weight average molecular weight of 400000 to 2000000 and a molecular weight distribution of less than 2.5; an isocyanate crosslinking agent (B); and an organic tin compound (C). The protective film contains the organic tin compound (C) 2 to 20 times on a mass basis of tellurium metal included in the copolymer (A).
    • 要解决的问题:提供一种保护膜,其具有由粘合剂组合物形成的粘合剂层,其中选择(甲基)丙烯酸酯类共聚物作为粘合剂组合物的主要试剂,该保护膜具有如下特性: 膜粘附到各种被粘物上,当膜被剥离时,该膜表现出足够的粘合强度并且留下从粘合剂层衍生的残余物的沉积极少。溶液:保护膜包括由粘合剂组合物形成的粘合剂层,所述粘合剂组合物包含: (甲基)丙烯酸酯系共聚物(A),其重均分子量为400000〜2000000,分子量分布小于2.5; 异氰酸酯交联剂(B); 和有机锡化合物(C)。 保护膜含有共聚物(A)中包含的碲金属的质量的2〜20倍的有机锡化合物(C)。
    • 8. 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
    • JP2013213085A
    • 2013-10-17
    • JP2012082767
    • 2012-03-30
    • Lintec Corpリンテック株式会社
    • MATANO HITOSHIARAI TAKAYUKIOZAWA YUKISHOSHI SATORU
    • C09J133/04C09J7/02C09J11/06
    • PROBLEM TO BE SOLVED: To provide a pressure sensitive adhesive composition, a pressure-sensitive adhesive and a pressure-sensitive adhesive sheet easy to handle, not requiring aging after the formation of a pressure-sensitive adhesive layer, and having excellent follow-up capability to a rough surface.SOLUTION: A pressure sensitive adhesive composition contains: a (meth)acrylic ester polymer (A) with a weight average molecular weight of 300,000-2,000,000; and a reactive (meth)acrylic ester polymer (B) with a weight average molecular weight of 10,000-100,000 having a polymerizable double bond in a side chain thereof. The proportion of the reactive (meth)acrylic ester polymer (B) to 100 pts.mass of the (meth)acrylic ester polymer (A) is 5-50 pts.mass. The reactive (meth)acrylic ester polymer (B) is obtained by reacting a (meth)acrylic ester polymer (b1) containing 5-30 mass% of a functional group (x)-containing monomer as a constituent monomer unit with a polymerizable double bond-containing compound (b2) having a substituent (y) which reacts with the functional group (x), wherein the molar equivalent of the substituent (y) to the functional group (x) is 0.1-0.6.
    • 要解决的问题:为了提供压敏粘合剂组合物,压敏粘合剂和易于处理的压敏粘合剂片材,在形成压敏粘合剂层之后不需要老化,并且具有优异的后续能力 表面粗糙。解决方案:压敏粘合剂组合物包含:(甲基)丙烯酸酯聚合物(A),重均分子量为30万-2,000,000; 和在其侧链中具有聚合性双键的重均分子量为10,000〜10000的反应性(甲基)丙烯酸酯聚合物(B)。 (甲基)丙烯酸酯聚合物(B)与100重量份的(甲基)丙烯酸酯聚合物(A)的比例为5-50磅。 反应性(甲基)丙烯酸酯聚合物(B)通过使含有5〜30质量%的含官能团(x)单体的(甲基)丙烯酸酯聚合物(b1)作为构成单体单元与可聚合双 具有与官能团(x)反应的取代基(y)的含有键的化合物(b2),其中取代基(y)与官能团(x)的摩尔当量为0.1-0.6。
    • 9. 发明专利
    • Pressure-sensitive adhesive and pressure-sensitive adhesive sheet
    • 压敏粘合剂和压敏粘合片
    • JP2013213084A
    • 2013-10-17
    • JP2012082766
    • 2012-03-30
    • Lintec Corpリンテック株式会社
    • MATANO HITOSHIARAI TAKAYUKIOZAWA YUKISHOSHI SATORU
    • C09J201/00C09J4/02C09J7/02C09J11/06C09J133/04
    • PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive and a pressure-sensitive adhesive sheet, having excellent follow-up capability to a rough surface and excellent heat resistance.SOLUTION: A pressure-sensitive adhesive shows that a gel fraction variation calculated from expression is within 3%, and the expression is as follows: gel fraction variation (%)=|(G2-G1)/G2|×100; wherein G1 represents a gel fraction immediately after the formation of a pressure-sensitive adhesive layer, and G2 represents a gel fraction after storage for 7 days in an environment at 23°C and 50% RH after the formation of the pressure-sensitive adhesive layer. Then, the pressure-sensitive adhesive shows that the rupture elongation rate by a tensile test is 100-250% and the rupture stress is 0.2-0.6 N/mm.
    • 要解决的问题:提供对粗糙表面具有优异的追随能力和优异的耐热性的压敏粘合剂和压敏粘合片。解决方案:压敏粘合剂显示从 表达式在3%以内,表达式如下:凝胶分数变化(%)= |(G2-G1)/ G2 |×100; 其中G1表示形成压敏粘合剂层之后的凝胶分数,G2表示在形成粘合剂层之后在23℃和50%RH的环境下保存7天后的凝胶分数 。 然后,压敏粘合剂表示通过拉伸试验的断裂伸长率为100〜250%,断裂应力为0.2〜0.6N / mm。