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11. 发明申请

US20120328873A1 OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET 审中-公开
标题翻译：光敏压敏粘合片
公开(公告)号：US20120328873A1
公开(公告)日：2012-12-27
申请号：US13583039
申请日：2011-03-02
申请人： Hiroaki Kishioka , Hiroaki Fumoto , Masayuki Okamoto , Masahito Niwa
发明人： Hiroaki Kishioka , Hiroaki Fumoto , Masayuki Okamoto , Masahito Niwa
IPC分类号： C09J7/02
CPC分类号： C09J133/066 , B32B7/12 , B32B27/36 , B32B2307/202 , C09J7/22 , C09J7/38 , C09J2201/622 , C09J2433/00 , G02F1/1335 , G02F2202/28 , Y10T428/266 , Y10T428/2891
摘要： Provided is an optical pressure-sensitive adhesive sheet having satisfactory colorlessness/transparency, excels in whitening resistance, high-temperature bonding reliability, bump absorptivity, and in workability. The sheet includes a plastic film substrate and, on at least one side thereof, an acrylic pressure-sensitive adhesive layer and has a moisture content of 0.65 percent by weight or more after storage in an environment of 60° C. and 95% RH for 120 hours. The plastic film substrate has a total light transmittance of 88% or more, an internal haze of 1.5% or less, a b* value of −0.5 to 0.5, and a thickness of 12 to 75 μm, the acrylic pressure-sensitive adhesive layer contains an acrylic polymer and has a storage shear modulus at 23° C. of 0.8×105 to 5.0×105 Pa, and the acrylic polymer is formed from, as an essential monomer component, a monomer forming a homopolymer with a glass transition temperature of −10° C. or higher.
摘要翻译：提供了具有令人满意的无色/透明性，耐白化性，高温粘合可靠性，凸起吸收性和可加工性的光学粘合片。该片材包括塑料膜基材，并且在其至少一侧上具有丙烯酸类压敏粘合剂层，并且在60℃和95％RH的环境中保存后的水分含量为0.65重量％以上，为 120小时。塑料薄膜基板的总透光率为88％以上，内部雾度为1.5％以下，ab *值为-0.5〜0.5，厚度为12〜75μm，丙烯酸系压敏粘合剂层含有丙烯酸类聚合物，并且在23℃下的储存剪切模量为0.8×10 5〜5.0×10 5 Pa，丙烯酸类聚合物由形成均聚物的单体形成为玻璃化转变温度为 - 10℃以上。

12. 发明申请

US20120258247A1 PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET 审中-公开
标题翻译：压敏胶粘组合物和压敏粘合片
公开(公告)号：US20120258247A1
公开(公告)日：2012-10-11
申请号：US13518571
申请日：2010-12-21
申请人： Masahito Niwa , Masayuki Okamoto
发明人： Masahito Niwa , Masayuki Okamoto
IPC分类号： C09J133/04 , B05D5/10 , C08F220/10
CPC分类号： C08F220/18 , C08F226/06 , C09J7/385 , C09J133/14 , C09J137/00 , C09J139/04 , C08F2220/1858 , C08F220/36 , C08F222/1006
摘要： Provided are a PSA composition capable of forming a PSA having an excellent high-temperature cohesive strength and low-temperature adhesive strength with low corrosiveness to metal; and a PSA sheet formed of the composition. The PSA composition comprises a copolymerization product of a monomer mixture having a composition containing at least an alkyl(meth)acrylate having an alkyl group with 1 to 20 carbon atoms and an oxazoline-group-containing unsaturated monomer (monomer m2). The amount of monomer m2 relative to all monomer components is 1 to 70% by weight.
摘要翻译：提供一种能够形成具有优异的高温内聚强度和低金属腐蚀性的低温粘合强度的PSA的PSA组合物; 和由该组合物形成的粘合片。粘合剂组合物包含具有至少含有具有1-20个碳原子的烷基的（甲基）丙烯酸烷基酯和含有恶唑啉基的不饱和单体（单体m2）的组合物的单体混合物的共聚产物。相对于所有单体成分的单体m2的量为1〜70重量％。

13. 发明申请

US20120058334A1 HEAT-RELEASABLE PRESSURE -SENSITIVE ADHESIVE TAPE OR SHEET 审中-公开
标题翻译：耐热压敏粘合胶带或薄片
公开(公告)号：US20120058334A1
公开(公告)日：2012-03-08
申请号：US13320142
申请日：2011-05-13
申请人： Masayuki Okamoto , Masahito Niwa , Naoaki Higuchi
发明人： Masayuki Okamoto , Masahito Niwa , Naoaki Higuchi
IPC分类号： B32B7/12
CPC分类号： C09J5/06 , C09J7/10 , C09J2205/102 , C09J2205/302 , C09J2433/00 , Y10T428/2891
摘要： The present invention provides a pressure-sensitive adhesive tape or sheet exhibiting good adhesiveness to a variety of adherends and further having both characteristics of repelling resistance and easy peelability. The heat-releasable pressure-sensitive adhesive tape or sheet according to the present invention has a heat-releasable pressure-sensitive adhesive layer containing: as an essential component, an acrylic copolymer formed of a monomer mixture comprising the following monomer (ml) and monomer (m2), with a content of the monomer (m1) being from 40 to 97.5% by weight and a content of the monomer (m2) being from 0.5 to 20% by weight, relative to the whole of monomer components; and a thermal foaming agent:(m1) an alkyl(meth)acrylate monomer having an alkyl group with a carbon number of from 1 to 12, represented by the following formula (1): [Chem. 1] CH2═C(R1)COOR2 (1) (in the formula (1), R1 represents a hydrogen atom or a methyl group, and R2 represents an alkyl group with a carbon number of from 1 to 12); and(m2) an N-hydroxyalkyl(meth)acrylamide monomer having a hydroxyalkyl group with a carbon number of from 1 to 4, represented by the following formula (2): [Chem. 2] CH2═C(R3)CONHR4 (2) (in the formula (2), R3 represents a hydrogen atom or a methyl group, and R4 represents a hydroxyalkyl group with a carbon number of from 1 to 4).
摘要翻译：本发明提供对各种被粘物具有良好的粘合性的粘合带或片材，并且具有耐排斥性和易剥离性两者。根据本发明的可热剥离的压敏粘合带或片材具有热释放性压敏粘合剂层，其包含：作为必要成分的由包含以下单体（ml）和单体（ml）的单体混合物形成的丙烯酸共聚物（m2），单体（m1）的含量相对于全部单体成分为40〜97.5重量％，单体（m2）的含量为0.5〜20重量％和热发泡剂：（m1）具有碳数为1至12的烷基的（甲基）丙烯酸烷基酯单体，由下式（1）表示：[Chem。 1] CH 2 = C（R 1）COOR 2（1）（式（1）中，R 1表示氢原子或甲基，R 2表示碳数为1〜12的烷基）。和（m2）由下式（2）表示的碳数为1至4的羟烷基的（羟基烷基）（甲基）丙烯酰胺单体： 2] CH 2 = C（R 3）CONHR 4（2）（式（2）中，R 3表示氢原子或甲基，R 4表示碳原子数1〜4的羟烷基）。

14. 发明申请

US20100116432A1 ADHESIVE METHOD OF PRESSURE-SENSITIVE ADHESIVE SHEET FOR VEHICLE COATINGS 失效
标题翻译：用于车辆涂料的压敏粘合片的粘合方法
公开(公告)号：US20100116432A1
公开(公告)日：2010-05-13
申请号：US12450987
申请日：2008-04-22
申请人： Masanori Uesugi , Mitsuyoshi Shirai , Takashi Kondou , Masayuki Okamoto , Masahito Niwa
发明人： Masanori Uesugi , Mitsuyoshi Shirai , Takashi Kondou , Masayuki Okamoto , Masahito Niwa
IPC分类号： B32B7/12
CPC分类号： C09J7/381 , C09J2203/306 , C09J2205/31 , C09J2433/00 , Y10T156/10
摘要： Provided is an adhesive method of pressure-sensitive adhesive sheet for vehicle coatings, giving a pressure-sensitive adhesive sheet highly adhesive even to a coating surface easily causing the low adhesion by bleed-out of leveling agent or the like.The adhesive method of pressure-sensitive adhesive sheet for vehicle coatings according to the present invention is characterized in that the difference (absolute value) between the solubility parameter (SP value) of a pressure-sensitive adhesive layer (X) formed on the side of the pressure-sensitive adhesive sheet in contact with the vehicle coating and the solubility parameter (SP value) of the surface control agent contained in the vehicle coating is 0.6 (cal/cm3)1/2 or less.
摘要翻译：提供了一种用于车辆涂料的粘合剂片的粘合方法，即使对涂层表面也具有高粘合性的粘合剂片，容易导致流平剂等的渗出而导致低粘合性。根据本发明的车辆涂料用粘合片的粘合方法的特征在于，形成在粘合剂层侧的粘合剂层（X）的溶解度参数（SP值）之间的差（绝对值）与车辆用涂料接触的粘合片和载体涂料中所含的表面控制剂的溶解度参数（SP值）为0.6（cal / cm 3）1/2以下。

15. 发明申请

US20120329970A1 OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET 有权
标题翻译：光敏压敏粘合片
公开(公告)号：US20120329970A1
公开(公告)日：2012-12-27
申请号：US13583079
申请日：2011-03-02
申请人： Hiroaki Kishioka , Hiroaki Fumoto , Masayuki Okamoto , Masahito Niwa
发明人： Hiroaki Kishioka , Hiroaki Fumoto , Masayuki Okamoto , Masahito Niwa
IPC分类号： C08F226/10
CPC分类号： C09J133/066 , B32B7/12 , B32B27/36 , B32B2307/202 , C09J7/22 , C09J7/38 , C09J2201/622 , C09J2433/00 , G02F1/1335 , G02F2202/28 , Y10T428/266 , Y10T428/2891
摘要： Provided is an optical pressure-sensitive adhesive sheet which excels in whitening resistance and high-temperature bonding reliability and exhibits superior bump absorptivity. The optical pressure-sensitive adhesive sheet according to the present invention includes an acrylic pressure-sensitive adhesive layer and has a moisture content of 0.65 percent by weight or more after storage in an environment of 60° C. and 95 percent relative humidity for 120 hours, in which the acrylic pressure-sensitive adhesive layer contains an acrylic polymer and has a storage shear modulus at 23° C. of from 0.8×105 to 5.0×105 Pa, and the acrylic polymer is formed from, as an essential monomer component, a monomer that will form a homopolymer having a glass transition temperature of −10° C. or higher.
摘要翻译：本发明提供一种耐美白性和高温接合可靠性优异的凸起吸收性优异的光学粘合片。根据本发明的光学粘合片包括丙烯酸类压敏粘合剂层，并且在60℃和95％相对湿度的环境中保存120小时后的含水量为0.65重量％以上其中丙烯酸类压敏粘合剂层含有丙烯酸类聚合物，并且在23℃下的储存剪切模量为0.8×10 5至5.0×10 5 Pa，丙烯酸类聚合物由作为必需单体组分形成，将形成玻璃化转变温度为-10℃或更高的均聚物的单体。

16. 发明申请

US20120276378A1 DOUBLE-COATED PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL USE 审中-公开
标题翻译：双重涂层压敏粘合片用于光学使用
公开(公告)号：US20120276378A1
公开(公告)日：2012-11-01
申请号：US13511716
申请日：2010-11-22
申请人： Masayuki Okamoto , Masahito Niwa , Naoaki Higuchi , Chie Kitano
发明人： Masayuki Okamoto , Masahito Niwa , Naoaki Higuchi , Chie Kitano
IPC分类号： C09J7/02
CPC分类号： C09D133/14 , C08F2220/1858 , C08G18/6225 , C08G18/8029 , C08G2170/40 , C09J7/22 , C09J7/38 , C09J175/14 , C09J2201/128 , C09J2201/622 , C09J2203/318 , C09J2433/00 , Y10T428/2848 , C08F220/58 , C08F226/08
摘要： An object of the present invention is to provide a double-coated pressure-sensitive adhesive sheet for optical use satisfying both high corrosion resistance and adhesion reliability. The double-coated pressure-sensitive adhesive sheet for optical use according to the present invention has a pressure-sensitive adhesive layer having a resistance ratio determined by a specific corrosion resistance test of from 90 to 120 and an average air bubble diameter of air bubbles determined by a specific bubbling delamination resistance test of 1.0 mm or less. Further, the double-coated pressure-sensitive adhesive sheet for optical use according to the present invention preferably has a total light transmittance of 90% or more and a haze of 1.5% or less.
摘要翻译：本发明的目的是提供一种满足高耐蚀性和粘合可靠性的双重光学用粘合片。根据本发明的用于光学用途的双面涂布压敏粘合片具有通过特定耐腐蚀性试验确定的电阻比为90至120并且确定气泡的平均气泡直径的压敏粘合剂层通过1.0mm以下的特定的冒泡耐层析试验。此外，根据本发明的双面光学用粘合片优选具有90％以上的总透光率和1.5％以下的雾度。

17. 发明授权

US08247509B2 Pressure-sensitive adhesive composition and use thereof 失效
标题翻译：压敏粘合剂组合物及其用途
公开(公告)号：US08247509B2
公开(公告)日：2012-08-21
申请号：US12469901
申请日：2009-05-21
申请人： Masayuki Okamoto , Masahito Niwa , Naoaki Higuchi
发明人： Masayuki Okamoto , Masahito Niwa , Naoaki Higuchi
IPC分类号： C08F20/00 , C08F26/06 , B32B7/12
CPC分类号： C09J7/385 , C09J2205/31 , Y10T428/2887
摘要： The present invention relates to a pressure-sensitive adhesive composition used for a pressure-sensitive adhesive sheet to be directly attached to a metal surface, the composition including, a monomer mixture or an acrylic copolymer material obtained by at least partially polymerizing the monomer mixture, the monomer mixture including: at least one monomer (monomer m1) selected from alkyl(meth)acrylates represented by the following formula (I): CH2═C(R1)COOR2 in which R1 is a hydrogen atom or a methyl group, and R2 is an alkyl group having 1 to 20 carbon atoms, and N-methylol (meth)acrylamide (monomer m2); in which the monomer m1 and the monomer m2 are contained in a total amount of 60% by weight or more based on the total amount of the monomer mixture, and the monomer mixture includes substantially no carboxyl group-containing monomer.
摘要翻译：本发明涉及直接附着在金属表面上的用于粘合片的压敏粘合剂组合物，该组合物包括单体混合物或通过使单体混合物至少部分聚合得到的丙烯酸共聚物材料，所述单体混合物包含：选自由下式（I）表示的（甲基）丙烯酸烷基酯的至少一种单体（单体m1）：其中R 1为氢原子或甲基的CH 2 = C（R 1）COOR 2，R 2 是具有1至20个碳原子的烷基，和N-羟甲基（甲基）丙烯酰胺（单体m2）; 其中单体m1和单体m2的含量相对于单体混合物的总量为60重量％以上，单体混合物基本上不含有含羧基的单体。

18. 发明申请

US20110112249A1 OPTICAL-USE PRESSURE-SENSITIVE ADHESIVE SHEET 有权
标题翻译：光敏压敏粘合片
公开(公告)号：US20110112249A1
公开(公告)日：2011-05-12
申请号：US12941450
申请日：2010-11-08
申请人： Shou Takarada , Takahiro Nonaka , Hiroaki Kishioka , Hiroaki Fumoto , Tomohide Banba , Masayuki Okamoto , Masahito Niwa
发明人： Shou Takarada , Takahiro Nonaka , Hiroaki Kishioka , Hiroaki Fumoto , Tomohide Banba , Masayuki Okamoto , Masahito Niwa
IPC分类号： C08F265/04 , C08L75/04
CPC分类号： C09J133/066 , C09J7/10 , C09J131/04 , C09J133/02 , C09J133/06 , C09J2201/622 , C09J2433/00 , G02F2202/28 , Y10T428/31935
摘要： The present invention provides an optical-use pressure-sensitive adhesive sheet, which includes a pressure-sensitive adhesive layer containing a polymer formed of one or more monomer ingredients containing, as an indispensable monomer ingredient, a monomer of which homopolymer has a glass transition temperature of not lower than −10° C., said sheet having a moisture content of at least 0.65% by weight after stored in an environment at 60° C. and 95% RH for 120 hours. The pressure-sensitive adhesive layer is preferably an acrylic pressure-sensitive adhesive layer.
摘要翻译：本发明提供一种光学用粘合片，其包含含有由一种或多种单体成分形成的聚合物的压敏粘合剂层，所述单体成分含有作为不可缺少的单体成分的均聚物具有玻璃化转变温度不低于-10℃，所述片材在60℃和95％RH的环境中储存120小时后具有至少0.65重量％的水分含量。压敏粘合剂层优选为丙烯酸类压敏粘合剂层。

19. 发明申请

US20100080990A1 SHEET FOR PROTECTING COATINGS 审中-公开
标题翻译：防护涂料表
公开(公告)号：US20100080990A1
公开(公告)日：2010-04-01
申请号：US12450551
申请日：2008-03-31
申请人： Mitsuyoshi Shirai , Masanori Uesugi , Takashi Kondou , Masayuki Okamoto , Masahito Niwa
发明人： Mitsuyoshi Shirai , Masanori Uesugi , Takashi Kondou , Masayuki Okamoto , Masahito Niwa
IPC分类号： B32B27/32 , B32B27/06
CPC分类号： C09J153/00 , C08F293/00 , C08F293/005 , C08L33/06 , C08L2666/02 , C08L2666/04 , C09D153/00 , C09D153/02 , C09D153/025 , C09J7/381 , C09J121/00 , C09J123/22 , C09J153/02 , C09J153/025 , C09J2203/306 , C09J2409/00 , C09J2433/00 , C09J2453/00 , Y10T428/2852 , Y10T428/2878
摘要： Provided is a sheet for protecting coatings that shows superior adhesiveness even to coatings often causing low adhesive by bleeding for example of leveling agent and others without a washing treatment and the like, retains its preferable adhesion state for an extended period of time, and is easily releasable when separated even after being bonded for an extended period of time.The sheet for protecting coatings according to the present invention is characterized by including a supporting substrate and a pressure-sensitive adhesive layer formed at least on one side thereof, containing a rubber-based polymer and an aliphatic (meth)acrylic oligomer having a glass transition temperature of 30 to 100° C. and a weight-average molecular weight of 1000 to 20,000, wherein the blending amount of the (meth)acrylic oligomer is 0.02 to 1 wt part with respect to 100 wt parts of the rubber-based polymer.
摘要翻译：提供了一种用于保护涂层的片材，即使对于通常通过例如流平剂等流平剂而导致低粘合剂的涂层也没有洗涤处理等而具有优异的粘合性，在较长时间内保持其优选的粘附状态，并且容易即使在长时间粘合后也可分离。根据本发明的用于保护涂层的片材的特征在于包括支撑基材和至少一面形成的压敏粘合剂层，其包含橡胶基聚合物和具有玻璃化转变的脂族（甲基）丙烯酸低聚物温度为30〜100℃，重均分子量为1000〜20,000，其中，相对于100重量份的橡胶系聚合物，（甲基）丙烯酸系低聚物的配合量为0.02〜1重量份。

20. 发明申请

US20120225997A1 PROCESS FOR PRODUCTION OF ACRYLIC ADHESIVE SHEET 审中-公开
标题翻译：生产丙烯酸粘合片的方法
公开(公告)号：US20120225997A1
公开(公告)日：2012-09-06
申请号：US13509207
申请日：2010-11-11
申请人： Masahito Niwa , Masayuki Okamot , Naoaki Higuchi
发明人： Masahito Niwa , Masayuki Okamot , Naoaki Higuchi
IPC分类号： C09J133/26
CPC分类号： C09J7/385 , C08K5/0025 , C08K5/29 , C09J2205/102
摘要： The present invention relates to a process for producing an acrylic pressure-sensitive adhesive sheet, containing forming an acrylic pressure-sensitive adhesive layer by crosslinking an acrylic pressure-sensitive adhesive composition containing: an acrylic copolymer obtained by polymerizing monomer components containing the following (a) and (b); and isocyanate-based crosslinking agent, and containing substantially no crosslinking catalyst: (a) 80 to 99.9 wt % of monomer (m1) represented by CH2═C(R1)COOR2 (R1 represents a hydrogen atom or a methyl group, and R2 represents an alkyl group having a carbon number of 1 to 20); and (b) 0.1 to 20 wt % of monomer (m2) represented by CH2═C(R3)CONHR4 (R3 represents a hydrogen atom or a methyl group, and R4 represents a hydroxyalkyl group having a carbon number of 1 to 4).
摘要翻译：丙烯酸系粘合片的制造方法技术领域本发明涉及一种丙烯酸系粘合片的制造方法，其特征在于，含有形成丙烯酸系压敏粘合剂层的丙烯酸类粘合剂组合物的制造方法，所述丙烯酸类压敏粘合剂组合物含有：通过使包含以下物质的单体成分）和（b）; 和基于异氰酸酯的交联剂，并且基本上不含交联催化剂：（a）由CH 2 = C（R 1）COOR 2表示的单体（m1）为80〜99.9重量％（R1表示氢原子或甲基，R2表示碳数为1〜20的烷基）; 和（b）由CH 2 = C（R 3）CONHR 4（R 3表示氢原子或甲基，R 4表示碳数为1〜4的羟烷基）表示的单体（m 2）为0.1〜20重量％。

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