公开(公告)号：US20190225845A1

公开(公告)日：2019-07-25

申请号：US16313430

申请日：2016-12-23

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Seung Jun LEE ,  Woo Jin JEONG

IPC: C09J133/10 ,  G02B1/14 ,  G02B5/30

Abstract: Provided are an adhesive film, an optical member including the same, and an optical display apparatus including the same, the adhesive film including two or more (meth)acrylic adhesive layers including a first (meth)acrylic adhesive layer and a second (meth)acrylic adhesive layer, and having Young's modulus of approximately 100-1000 MPa and peel strength of approximately 1.0 N/mm or higher at the second (meth)acrylic adhesive layer.

公开(公告)号：US20170152414A1

公开(公告)日：2017-06-01

申请号：US15309787

申请日：2015-04-06

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Seung Jun LEE ,  Dong Heon YUN ,  Woo Jin JEONG ,  Eun Hwan JEONG ,  In Cheon HAN

IPC: C09J133/14 ,  G02B5/30 ,  G02F1/1335 ,  C09J11/06

Abstract: The present invention relates to an adhesive composition for an optical member, an optical member comprising the same, and an optical display device comprising the same, wherein the composition comprises a (meth)acryl-based copolymer containing an acetoacetoxy group, a metal chelate curing agent, and a tri- or higher functional isocyanate-based curing agent, the (meth)acryl-based copolymer having an acid value of 0 mgKOH/g.

公开(公告)号：US20150152293A1

公开(公告)日：2015-06-04

申请号：US14548464

申请日：2014-11-20

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Woo Jin JEONG ,  In Cheon HAN ,  Dong Heon YUN

IPC: C09J7/00 ,  B32B37/18 ,  B32B37/12

CPC classification number: C09J7/00 ,  B32B37/003 ,  B32B37/12 ,  B32B2457/202 ,  C08K5/21 ,  C08K5/29 ,  C08K5/5435 ,  C09J7/10 ,  C09J133/08 ,  C09J2201/622 ,  C09J2203/318 ,  C09J2205/102 ,  C09J2433/00 ,  Y10T156/10 ,  Y10T428/1077 ,  Y10T428/2891 ,  C08F2220/1825 ,  C08F2220/281 ,  C08F220/20 ,  C08F226/10

Abstract: An adhesive film for polarizing plates, a polarizing plate, and an optical display, the adhesive film being prepared from an adhesive composition including an isocyanate crosslinking agent and an imide crosslinking agent, and having a ΔG′ of about 50% to about 80%, ΔG′ being represented by Equation 1: ΔG′=(G1−G2)/G1×100  [Equation 1] in which G1 is a storage modulus of the adhesive film for polarizing plates as measured at 25° C., and G2 is a storage modulus of the adhesive film for polarizing plates as measured at 85° C.

Abstract translation: 一种用于偏振片，偏振片和光学显示器的粘合剂膜，该粘合剂膜由包含异氰酸酯交联剂和酰亚胺交联剂的粘合剂组合物制备，并且具有约50％至约80的“ ％，＆Dgr; G'由等式1表示：＆Dgr; G'=（G1-G2）/ G1×100 [等式1]其中G1是在25℃下测量的偏振片用粘合膜的储能模量 而G2是在85℃下测定的偏振片用粘合膜的储能模量。