公开(公告)号：US11649379B2

公开(公告)日：2023-05-16

申请号：US17474253

申请日：2021-09-14

Applicant: NITTO DENKO CORPORATION

Inventor： Akiko Yoshida ,  Kenichi Okada ,  Koji Akazawa

IPC: C09J5/04 ,  C09J163/00 ,  C09J7/30 ,  C09J7/10 ,  C09J7/40 ,  C09J11/06

CPC classification number: C09J5/04 ,  C09J7/10 ,  C09J7/30 ,  C09J7/403 ,  C09J7/405 ,  C09J163/00 ,  C09J11/06 ,  C09J2463/00

Abstract: An adhesion method including: a step (1), disposing a stickable-curable adhesive layer on a first adherend; a step (2), disposing a curing agent layer on a second adherend, the curing agent layer being able to cure the stickable-curable adhesive layer by contacting and reacting with the stickable-curable adhesive layer; and a step (3), bringing the stickable-curable adhesive layer into contact with the curing agent layer so that they are sandwiched by the first adherend and the second adherend.

公开(公告)号：US11174415B2

公开(公告)日：2021-11-16

申请号：US15773586

申请日：2016-10-31

Applicant: NITTO DENKO CORPORATION

Inventor： Akiko Yoshida ,  Kenichi Okada ,  Koji Akazawa

IPC: C09J5/04 ,  C09J163/00 ,  C09J7/30 ,  C09J7/10 ,  C09J7/40 ,  C09J11/06

Abstract: An adhesion method including: a step (1), disposing a stickable-curable adhesive layer on a first adherend; a step (2), disposing a curing agent layer on a second adherend, the curing agent layer being able to cure the stickable-curable adhesive layer by contacting and reacting with the stickable-curable adhesive layer; and a step (3), bringing the stickable-curable adhesive layer into contact with the curing agent layer so that they are sandwiched by the first adherend and the second adherend.

公开(公告)号：US20160312073A1

公开(公告)日：2016-10-27

申请号：US15103574

申请日：2014-12-17

Applicant: NITTO DENKO CORPORATION

Inventor： Akiko Yoshida ,  Shigeki Ishiguro ,  Satomi Yoshie

IPC: C09J7/02 ,  B32B27/36 ,  B32B7/06 ,  C09J11/08 ,  C09J167/02

CPC classification number: C09J7/38 ,  B32B5/022 ,  B32B7/06 ,  B32B7/12 ,  B32B15/08 ,  B32B27/065 ,  B32B27/08 ,  B32B27/10 ,  B32B27/12 ,  B32B27/18 ,  B32B27/36 ,  B32B27/365 ,  B32B29/002 ,  B32B2307/748 ,  B32B2405/00 ,  C08K5/01 ,  C08K5/29 ,  C08L61/18 ,  C08L67/00 ,  C08L67/08 ,  C08L93/00 ,  C09J11/08 ,  C09J167/00 ,  C09J167/02 ,  C09J167/08 ,  C09J193/00 ,  C09J193/04 ,  C09J2201/128 ,  C09J2201/606 ,  C09J2201/622 ,  C09J2205/102 ,  C09J2467/00 ,  C09J2467/005 ,  C09J2469/006 ,  C09J2493/00

Abstract: A polyester-based pressure-sensitive adhesive layer, pressure-sensitive adhesive tape, and double-coated pressure-sensitive adhesive tape each having high durability (high heating humidification storage stability) and good adhesive properties are provided using a polyester-based pressure-sensitive adhesive composition. The polyester-based pressure-sensitive adhesive composition of the invention includes a polyester, a hydrolysis-resistant agent, a tackifier with an acid value of 8 or less and a softening point of 80 to 170° C., and a crosslinking agent, and contains 20 to 100 parts by weight of the tackifier based on 100 parts by weight of the polyester.

Abstract translation: 使用聚酯类压敏粘合剂提供耐久性高（高加湿保存稳定性）和良好粘合性的聚酯类压敏粘合剂层，压敏粘合带和双面涂布压敏粘合带 粘合剂组成。 本发明的聚酯类压敏粘合剂组合物包括聚酯，耐水解剂，酸值为8以下，软化点为80〜170℃的增粘剂，以及交联剂，以及 基于100重量份的聚酯，含有20〜100重量份的增粘剂。

公开(公告)号：US10087345B2

公开(公告)日：2018-10-02

申请号：US15103574

申请日：2014-12-17

Applicant: NITTO DENKO CORPORATION

Inventor： Akiko Yoshida ,  Shigeki Ishiguro ,  Satomi Yoshie

IPC: C09J7/38 ,  C09J11/08 ,  C09J167/00 ,  C09J167/08 ,  C09J193/00 ,  C09J193/04 ,  C09J167/02 ,  C08L61/18 ,  C08L67/00 ,  C08L67/08 ,  C08K5/29 ,  C08K5/01 ,  B32B7/06 ,  B32B27/36 ,  B32B5/02 ,  B32B7/12 ,  B32B15/08 ,  B32B27/06 ,  B32B27/08 ,  B32B27/10 ,  B32B27/12 ,  B32B27/18 ,  B32B29/00 ,  C08L93/00

Abstract: A polyester-based pressure-sensitive adhesive layer, pressure-sensitive adhesive tape, and double-coated pressure-sensitive adhesive tape each having high durability (high heating humidification storage stability) and good adhesive properties are provided using a polyester-based pressure-sensitive adhesive composition. The polyester-based pressure-sensitive adhesive composition of the invention includes a polyester, a hydrolysis-resistant agent, a tackifier with an acid value of 8 or less and a softening point of 80 to 170° C., and a crosslinking agent, and contains 20 to 100 parts by weight of the tackifier based on 100 parts by weight of the polyester.

公开(公告)号：US20160152870A1

公开(公告)日：2016-06-02

申请号：US14955408

申请日：2015-12-01

Applicant: NITTO DENKO CORPORATION

Inventor： Satomi Yoshie ,  Shigeki Ishiguro ,  Akiko Yoshida

IPC: C09J7/02 ,  C09J167/02

CPC classification number: C09J167/02 ,  C09J7/22 ,  C09J7/38 ,  C09J2201/622 ,  C09J2203/318 ,  C09J2467/00 ,  C09J2467/006 ,  C09J2471/00 ,  C09J2475/00 ,  G02F2202/28

Abstract: A surface protective pressure-sensitive adhesive sheet, which includes a pressure-sensitive adhesive layer obtained by crosslinking a polymer-containing pressure-sensitive adhesive composition, wherein the pressure-sensitive adhesive layer has a surface that has a hardness of 0.1 MPa or more and a load curve with a minimum load of −0.3 μN or less as measured by nanoindentation, and which has a residual adhesive strength of 50% or more, wherein the residual adhesive strength is calculated from the formula: residual adhesive strength (%)=100×[(adhesive strength B)/(adhesive strength A)], wherein adhesive strength A and adhesive strength B are as identified in the specification.

Abstract translation: 一种表面保护压敏粘合片，其包括通过交联含聚合物的压敏粘合剂组合物获得的压敏粘合剂层，其中所述压敏粘合剂层具有硬度为0.1MPa以上的表面，以及 通过纳米压痕测量的最小负载为-0.3μN或更小的负载曲线，其残留粘合强度为50％以上，其中残留粘合强度由下式计算：残余粘合强度（％）= 100 ×[（粘合强度B）/（粘合强度A）]，其中粘合强度A和粘合强度B如说明书中所标识。