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公开(公告)号：US20250101272A1
公开(公告)日：2025-03-27
申请号：US18262021
申请日：2022-01-26
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa
IPC: C09J7/40 , C09D5/20 , C09D133/08 , C09J7/38
Abstract: Object Provided is a long chain alkyl-based release agent useful in production of a light release liner that can be used in a light release surface of an adhesive transfer tape. Solution means An acrylic polymer release agent according to an embodiment includes a polymerization product of a polymerizable precursor composition containing an acrylate monomer having a branched alkyl group having 24 or more carbon atoms and an acrylic monomer having a benzophenone structure.
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公开(公告)号：US20170240782A1
公开(公告)日：2017-08-24
申请号：US15506019
申请日：2015-08-26
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Yusuke Nozaki , Shinya Nakajima , Aya Nakada , Shingo Amari , Shunsuke Suzuki , Chun-Yi Ting , Yasuhiro Kinoshita
IPC: C09J133/06 , G06F3/044 , B32B7/12
CPC classification number: C09J133/066 , B32B7/12 , B32B2250/02 , B32B2255/26 , B32B2307/412 , B32B2457/208 , C09J4/00 , G06F3/044
Abstract: Problem: To provide an optically clear adhesive with a high dielectric constant having an excellent balance of adhesive strength and cohesive strength as well as excellent optical characteristics, and an optical laminate containing the same. Solution: The optically clear adhesive of an embodiment of the present disclosure comprises a polymer of an acrylic monomer composition containing a hydroxyl group-containing monomer and at least 0.09 mass % and less than 50 mass % of a monofunctional alkyl (meth)acrylate, wherein the number of moles of OH in 100 g of the adhesive is at least 0.3 and at most 0.90.
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公开(公告)号：US09527972B2
公开(公告)日：2016-12-27
申请号：US14811073
申请日：2015-07-28
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Aizoh Sakurai
IPC: B32B33/00 , C08J5/18 , C08G77/392 , C08G77/442 , C08L33/10 , C08L33/08 , C08L67/04
CPC classification number: C08J5/18 , C08G77/392 , C08G77/442 , C08J2343/04 , C08J2367/04 , C08J2443/04 , C08L33/08 , C08L33/10 , C08L67/04 , Y10T428/1476 , C08L2666/24 , C08L33/00
Abstract: Polylactic acid-containing resin composition that includes a polylactic acid; and a (meth)acryl-silicone copolymer that includes a methyl(meth)acrylate; and a reactive silicone, wherein the (meth)acryl-silicone copolymer has a weight average molecular weight of 25,000 or more. Methods for producing a polylactic acid-containing resin composition, polylactic acid-containing resin films, polylactic acid-containing resin release films, polylactic acid-containing resin release films, and methods for producing polylactic acid-containing resin films are also disclosed.
Abstract translation: 含有聚乳酸的聚乳酸树脂组合物; 和（甲基）丙烯酸 - 硅氧烷共聚物，其包括（甲基）丙烯酸甲酯; 和反应性硅氧烷，其中所述（甲基）丙烯酸 - 硅氧烷共聚物的重均分子量为25,000以上。 还公开了制备含聚乳酸树脂组合物，含聚乳酸树脂膜，含聚乳酸的树脂释放膜，含聚乳酸的树脂剥离膜以及用于制备含聚乳酸的树脂膜的方法。
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公开(公告)号：US09890305B2
公开(公告)日：2018-02-13
申请号：US14785655
申请日：2014-04-22
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Hikaru Takeda
IPC: C09J133/08 , C09J5/00 , B32B37/10 , B32B37/12 , C09J4/06 , C09J133/06 , B32B37/06 , B32B38/00 , B29C65/14 , B29C65/48 , B29C65/00 , B29L31/34 , B29C65/52
CPC classification number: C09J133/08 , B29C65/1406 , B29C65/1435 , B29C65/1483 , B29C65/1496 , B29C65/4845 , B29C65/526 , B29C66/1122 , B29C66/343 , B29C66/45 , B29C66/952 , B29L2031/3475 , B32B37/06 , B32B37/10 , B32B37/1207 , B32B38/0008 , B32B2037/1253 , B32B2305/72 , B32B2309/02 , B32B2309/04 , B32B2309/105 , B32B2310/0831 , C08F220/06 , C09J4/06 , C09J5/00 , C09J133/06 , C09J2203/318 , C09J2205/31 , C09J2433/00 , G02F2201/50 , G02F2202/023 , G02F2202/28
Abstract: Problem: To provide a method for producing a laminate comprising a thick, highly transparent cured adhesive sheet exhibiting flow characteristics accompanied by satisfactory fluidity and satisfactory initial adhesion to an adherend before irradiation, and satisfactory hardness (in particular, a high storage modulus) after irradiation. Solution: A method for producing a laminate comprising a first substrate, a second substrate, and a cured adhesive sheet disposed therebetween, the method comprising steps of: forming into a sheet a radiation-curable adhesive sheet precursor comprising a polymer/monomer mixture comprising a partially polymerized (meth) acrylic monomer, a monomer having radiation reactive sites activated by short-wavelength radiation of a first wavelength or less, and a photoinitiator for initiating polymerization of the polymer/monomer mixture and the radiation reactive site-possessing monomer via radiation of a wavelength greater than the first wavelength; irradiating the precursor with radiation of a wavelength greater than the specific wavelength to polymerize the radiation-curable adhesive sheet precursor, forming a radiation-curable adhesive sheet; disposing the radiation-curable adhesive sheet adjacent to at least one surface of the first substrate; disposing the second substrate adjacent to a radiation-curable adhesive sheet; applying heat and/or pressure to the radiation-curable adhesive sheet; and irradiating the radiation-curable adhesive sheet with radiation comprising short-wavelength radiation of a first wavelength or less to obtain a cured adhesive sheet.
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公开(公告)号：US20160068718A1
公开(公告)日：2016-03-10
申请号：US14785655
申请日：2014-04-22
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Hikaru Takeda
IPC: C09J133/08 , B32B37/10 , B32B38/00 , B32B37/06
CPC classification number: C09J133/08 , B29C65/1406 , B29C65/1435 , B29C65/1483 , B29C65/1496 , B29C65/4845 , B29C65/526 , B29C66/1122 , B29C66/343 , B29C66/45 , B29C66/952 , B29L2031/3475 , B32B37/06 , B32B37/10 , B32B37/1207 , B32B38/0008 , B32B2037/1253 , B32B2305/72 , B32B2309/02 , B32B2309/04 , B32B2309/105 , B32B2310/0831 , C08F220/06 , C09J4/06 , C09J5/00 , C09J133/06 , C09J2203/318 , C09J2205/31 , C09J2433/00 , G02F2201/50 , G02F2202/023 , G02F2202/28
Abstract: Problem: To provide a method for producing a laminate comprising a thick, highly transparent cured adhesive sheet exhibiting flow characteristics accompanied by satisfactory fluidity and satisfactory initial adhesion to an adherend before irradiation, and satisfactory hardness (in particular, a high storage modulus) after irradiation. Solution: A method for producing a laminate comprising a first substrate, a second substrate, and a cured adhesive sheet disposed therebetween, the method comprising steps of: forming into a sheet a radiation-curable adhesive sheet precursor comprising a polymer/monomer mixture comprising a partially polymerized (meth) acrylic monomer, a monomer having radiation reactive sites activated by short-wavelength radiation of a first wavelength or less, and a photoinitiator for initiating polymerization of the polymer/monomer mixture and the radiation reactive site-possessing monomer via radiation of a wavelength greater than the first wavelength; irradiating the precursor with radiation of a wavelength greater than the specific wavelength to polymerize the radiation-curable adhesive sheet precursor, forming a radiation-curable adhesive sheet; disposing the radiation-curable adhesive sheet adjacent to at least one surface of the first substrate; disposing the second substrate adjacent to a radiation-curable adhesive sheet; applying heat and/or pressure to the radiation-curable adhesive sheet; and irradiating the radiation-curable adhesive sheet with radiation comprising short-wavelength radiation of a first wavelength or less to obtain a cured adhesive sheet.
Abstract translation: 问题：提供一种层叠体的制造方法，其具有厚度高透明性的固化粘合片，其具有伴随着良好的流动性的流动特性和对照射前的被粘物的良好的初始粘合性，以及照射后的令人满意的硬度（特别是高储存模量） 。 解决方案：一种用于制造层压体的方法，包括第一基板，第二基板和设置在其间的固化的粘合片，所述方法包括以下步骤：将包含聚合物/单体混合物的可辐射固化粘合片前体形成为片材，所述聚合物/单体混合物包含 部分聚合的（甲基）丙烯酸单体，具有通过第一波长或更短波长的短波长辐射活化的辐射反应位点的单体，以及用于引发聚合物/单体混合物和辐射活性位点拥有的单体通过辐射的聚合反应的光引发剂 大于第一波长的波长; 用大于特定波长的波长的辐射照射前体以聚合辐射固化粘合片前体，形成可辐射固化的粘合片; 将所述可辐射固化粘合片设置在所述第一基底的至少一个表面附近; 将第二基板设置在与辐射固化粘合片相邻的位置; 对辐射固化型粘合片施加热和/或压力; 用辐射固化型粘合片照射第一波长以下的短波长的辐射，得到固化的粘合片。
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Patent Agency Ranking
公开(公告)号：US20140302313A1
公开(公告)日：2014-10-09
申请号：US14238208
申请日：2012-08-09
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Yasuhiro Kinoshita
IPC: C09J133/08 , C09J7/02
CPC classification number: C09J133/08 , B32B7/12 , C08F220/18 , C08L2312/06 , C09J7/385 , C09J133/14 , Y10T428/2891 , Y10T428/31938 , C08F2220/1891 , C08F2220/1858 , C08F220/06 , C08F2220/281
Abstract: To provide a radiation curable pressure sensitive adhesive sheet capable of yielding both a pressure sensitive adhesive sheet with good initial adhesion to an adherend before irradiation and a pressure sensitive adhesive sheet with good rigidity after irradiation. A radiation curable pressure sensitive adhesive sheet includes a (meth)acrylic copolymer having a radiation reactive site and a plasticizer capable of bonding with the (meth)acrylic copolymer upon being irradiated.
Abstract translation: 本发明提供一种可辐射固化的压敏粘合片，其能够产生具有对照射前的被粘物的初始粘合性的压敏粘合片和照射后具有良好的刚性的压敏粘合片。 辐射固化压敏粘合片包括具有辐射反应位点的（甲基）丙烯酸共聚物和能够与（甲基）丙烯酸共聚物在被照射时粘合的增塑剂。
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7.发明公开公开(公告)号：US20240092071A1
公开(公告)日：2024-03-21
申请号：US18262421
申请日：2022-01-26
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Katsumasa Nemoto
CPC classification number: B32B29/04 , B32B27/16 , B32B27/308 , C09J7/38 , C09J7/405 , B32B2405/00
Abstract: Object To provide a non-fluorine-based release liner having excellent heat-resistant stability of releasability and release strength that may be applied to a silicone adhesive layer, and a laminate and a roll body including the release liner. Resolution Means A release liner for a silicone adhesive layer according to an embodiment of the present disclosure includes a substrate and a release layer on at least one surface of the substrate, and the release layer contains poly(meth)acrylic acid ester, the poly(meth)acrylic acid ester is a polymer of a polymerizable component containing an alkyl (meth)acrylate monomer having a branched alkyl group having 8 or more carbon atoms.
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公开(公告)号：US20150329685A1
公开(公告)日：2015-11-19
申请号：US14811073
申请日：2015-07-28
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Aizoh Sakurai
IPC: C08J5/18
CPC classification number: C08J5/18 , C08G77/392 , C08G77/442 , C08J2343/04 , C08J2367/04 , C08J2443/04 , C08L33/08 , C08L33/10 , C08L67/04 , Y10T428/1476 , C08L2666/24 , C08L33/00
Abstract: Polylactic acid-containing resin composition that includes a polylactic acid; and a (meth)acryl-silicone copolymer that includes a methyl(meth)acrylate; and a reactive silicone, wherein the (meth)acryl-silicone copolymer has a weight average molecular weight of 25,000 or more. Methods for producing a polylactic acid-containing resin composition, polylactic acid-containing resin films, polylactic acid-containing resin release films, polylactic acid-containing resin release films, and methods for producing polylactic acid-containing resin films are also disclosed.
Abstract translation: 含有聚乳酸的聚乳酸树脂组合物; 和（甲基）丙烯酸 - 硅氧烷共聚物，其包括（甲基）丙烯酸甲酯; 和反应性硅氧烷，其中所述（甲基）丙烯酸 - 硅氧烷共聚物的重均分子量为25,000以上。 还公开了制备含聚乳酸树脂组合物，含聚乳酸树脂膜，含聚乳酸的树脂释放膜，含聚乳酸的树脂剥离膜以及用于制备含聚乳酸的树脂膜的方法。
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公开(公告)号：US20140262002A1
公开(公告)日：2014-09-18
申请号：US14352189
申请日：2012-10-24
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Toshihiro Suwa , Albert I. Everaerts , Haruyuki Mikami , Yasuhiro Kinoshita
CPC classification number: C09J5/06 , C09J7/00 , C09J7/29 , Y10T156/10 , Y10T428/24479 , Y10T428/24612
Abstract: A micro-structured optically clear adhesive, including a first major surface and a second major surface, wherein at least one of the first and second major surfaces comprises a micro-structured surface of interconnected micro-structures in at least one of the planar dimensions (x-y), is disclosed. The micro-structured optically clear adhesive has a tan delta value of at least about 0.3 at a lamination temperature and is non-crosslinked or lightly crosslinked. The micro-structured surface may include indentations having a depth of between about 5 and about 80 microns. A method of laminating a first substrate and a second substrate without the use of a vacuum is provided. The method includes providing a micro-structured optically clear adhesive, removing a release liner from a first side of the micro-structured optically clear adhesive, contacting the first side of the micro-structured optically clear adhesive with a surface of the first substrate, removing a micro-structured release liner from a second side of the micro-structured optically clear adhesive to expose a micro-structured surface, and contacting the micro-structured surface with a surface of the second substrate.
Abstract translation: 一种微结构光学透明粘合剂，包括第一主表面和第二主表面，其中第一和第二主表面中的至少一个包括至少一个平面尺寸的互连微结构的微结构化表面（ xy）。 微结构光学透明粘合剂在层压温度下具有至少约0.3的tanδ值，并且是非交联或轻度交联的。 微结构化表面可以包括深度在约5-约80微米之间的凹陷。 提供了不使用真空层压第一基板和第二基板的方法。 该方法包括提供微结构光学透明粘合剂，从微结构光学透明粘合剂的第一侧移除释放衬垫，将微结构光学透明粘合剂的第一侧与第一衬底的表面接触，除去 微结构的释放衬垫，其从所述微结构光学透明粘合剂的第二侧暴露微结构化表面，并使所述微结构化表面与所述第二衬底的表面接触。
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公开(公告)号：US10214666B2
公开(公告)日：2019-02-26
申请号：US15038863
申请日：2014-12-03
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Aya Nakada , Hideyuki Hatanaka , Masaki Yoda , Toshihiro Suwa , Albert I. Everaerts , Shunsuke Suzuki , Yasuhiro Kinoshita
IPC: C09J133/06 , C08F290/04 , C09J155/00 , B32B7/12
Abstract: The present invention is a copolymer of a monomer mixture including about 25 to about 80 parts by mass of an alkyl (meth)acrylate, approximately 15 to approximately 50 parts by mass of a hydroxyl group-containing monomer, and approximately 5 to approximately 25 parts by mass of a macromer having a glass transition temperature (Tg) of approximately 50° C. or higher. The copolymer contains substantially no acidic groups.
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