公开(公告)号：US11822109B2

公开(公告)日：2023-11-21

申请号：US17272880

申请日：2019-12-20

Applicant: Samsung SDI Co., Ltd.

Inventor： Tae Hyun Lee ,  Mi Yeon Yu ,  Seung Jun Lee ,  Woo Jin Jeong ,  Il Jin Kim

IPC: G02B5/30 ,  G02B1/14 ,  C09J9/02 ,  C09J125/18 ,  C09J129/04 ,  C09J165/00 ,  G02F1/1335

CPC classification number: G02B5/3058 ,  C09J9/02 ,  C09J125/18 ,  C09J129/04 ,  C09J165/00 ,  G02B1/14 ,  G02F1/133528 ,  C09J2203/318 ,  C09K2323/04 ,  G02F2202/022 ,  G02F2202/28

Abstract: Provided are a polarizing plate, a polarizing plate adhesive composition for same, and an optical display apparatus comprising same, the polarizing plate comprising: a polarizer; and a polarizing plate adhesive layer and a protective layer which are sequentially formed on at least one surface of the polarizer, wherein the polarizing plate adhesive layer comprises poly(ethylenedioxythiophene) poly(styrenesulfonate) (PEDOT:PSS), and the polarizing plate adhesive layer has a surface resistance of about 1×108 to about 1×1012(Ω/□).

公开(公告)号：US11787985B2

公开(公告)日：2023-10-17

申请号：US17190772

申请日：2021-03-03

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Mi Yeon Yu ,  Seung Jun Lee ,  Woo Jin Jeong ,  Ha Yun Cho ,  Il Jin Kim

IPC: C09J133/12 ,  G02B5/30 ,  C09J7/29 ,  C09J7/30 ,  C09J11/06 ,  C09J133/10 ,  C09J133/08

CPC classification number: C09J133/12 ,  C09J7/29 ,  C09J7/30 ,  C09J11/06 ,  G02B5/305 ,  B32B2307/40 ,  B32B2307/42 ,  B32B2307/71 ,  B32B2457/20 ,  B32B2457/206 ,  C09J133/08 ,  C09J133/10 ,  C09J2203/318 ,  C09K2323/057 ,  C09J133/066 ,  C08L45/00 ,  C08K5/5435 ,  C08K5/3492 ,  C08K5/3475 ,  C08F220/1804 ,  C08F220/20 ,  C09J175/04 ,  C08L93/00

Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. The adhesive film for polarizing plates is formed of an adhesive composition comprising: a (meth)acrylic copolymer; an adhesion promoter; a mixture of an isocyanate curing agent and a carbodiimide curing agent; and a UV absorbent, and the adhesive film has a glass transition temperature of about −47° C. to −40° C., and the adhesive film has a light transmittance of about 3% or less at a wavelength of about 380 nm.

公开(公告)号：US11767453B2

公开(公告)日：2023-09-26

申请号：US16727769

申请日：2019-12-26

Applicant: Samsung SDI Co., Ltd.

Inventor： Dong Il Han ,  Tae Ji Kim ,  Won Kim ,  Il Jin Kim ,  Dong Myeong Shin

IPC: C09J183/06 ,  C09J7/40 ,  C09J11/06 ,  G02B1/14 ,  C09J183/04

CPC classification number: C09J183/06 ,  C09J7/401 ,  C09J11/06 ,  C09J183/04 ,  G02B1/14 ,  C09J2203/00 ,  C09K2323/053 ,  C09J183/04 ,  C08L83/00 ,  C08L83/00 ,  C08L83/00 ,  C08K5/56

Abstract: A silicone-based adhesive protective film and an optical member including the same are provided. A silicone-based adhesive protective film is formed of a composition including a silicone resin, a crosslinking agent, and a curing catalyst, and the silicone-based adhesive protective film has a peel strength of about 3 gf/inch or less with respect to a glass plate at 25° C., and a modulus of about 0.5 MPa to about 7 MPa at 25° C.

公开(公告)号：US11492516B2

公开(公告)日：2022-11-08

申请号：US14976408

申请日：2015-12-21

Applicant: SAMSUNG SDI CO., LTD. ,  SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae Hyun Han ,  Hyung Rang Moon ,  Byeong Do Kwak ,  Il Jin Kim ,  Ji Ho Kim ,  Sung Hyun Mun ,  Gwang Hwan Lee

IPC: C09J133/08 ,  C09J7/02 ,  C09J7/10 ,  C09J7/38 ,  C08K3/013

Abstract: An adhesive film is formed of an adhesive composition that includes a monomer mixture including a hydroxyl group-containing (meth)acrylate and a comonomer, and nanoparticles. The adhesive film has a glass transition temperature (Tg) of about −20° C. or less, an index of refraction of about 1.40 to about 1.55, and a haze of about 3% or less at a thickness of 100 μm.

公开(公告)号：US10676654B2

公开(公告)日：2020-06-09

申请号：US15491699

申请日：2017-04-19

Applicant: SAMSUNG SDI CO., LTD. ,  SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyung Rang Moon ,  Byeong Do Kwak ,  Il Jin Kim ,  Ji Ho Kim ,  Sung Hyun Mun ,  Seon Hee Shin ,  Gwang Hwan Lee ,  Jin Young Lee ,  Ik Hwan Cho ,  Jae Hyun Han

IPC: C09J133/08

Abstract: An adhesive film, an optical member including the same, and an optical display including the same are provided. The adhesive film is formed of a monomer mixture including a hydroxyl group-containing (meth)acrylate and an alkyl group-containing (meth)acrylate, and has a bubble generation area ratio of 0%, as measured on a specimen (length×width: 13 cm×3 cm) by repeating the described cycle 10 times, in which the specimen is prepared by sequentially stacking a polyethylene terephthalate film (thickness: 50 μm), the adhesive film (thickness: 100 μm) and a polyethylene terephthalate film (thickness: 100 μm) to have a three-layer structure, and is bent towards the PET film (thickness: 50 μm) such that the specimen is placed between frames having a gap of about 1 cm therebetween and the length of the specimen is halved and the cycle is sequentially accomplished for 24 hours.

公开(公告)号：US10227513B2

公开(公告)日：2019-03-12

申请号：US14923520

申请日：2015-10-27

Applicant: SAMSUNG SDI CO., LTD. ,  SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyung Rang Moon ,  Ji Ho Kim ,  Il Jin Kim ,  Byeong Do Kwak ,  Jee Hee Kim ,  Sung Hyun Mun ,  Seon Hee Shin ,  Gwang Hwan Lee ,  Woo Jin Lee ,  Eun Hwa Lee ,  Ik Hwan Cho ,  Jae Hyun Han ,  Chung Kun Cho

IPC: C09J133/14 ,  C09J4/00 ,  C09J7/22 ,  C09J7/30 ,  C08K7/16

Abstract: An adhesive composition including a monomer mixture including a hydroxyl group-containing (meth)acrylate and a comonomer; and organic particles, the organic particles having an average particle diameter of about 10 nm to about 400 nm.

公开(公告)号：US20170306193A1

公开(公告)日：2017-10-26

申请号：US15491699

申请日：2017-04-19

Applicant: SAMSUNG SDI CO., LTD. ,  SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyung Rang Moon ,  Byeong Do Kwak ,  Il Jin Kim ,  Ji Ho Kim ,  Sung Hyun Mun ,  Seon Hee Shin ,  Gwang Hwan Lee ,  Jin Young Lee ,  Ik Hwan Cho ,  Jae Hyun Han

IPC: C09J133/08

Abstract: An adhesive film, an optical member including the same, and an optical display including the same are provided. The adhesive film is formed of a monomer mixture including a hydroxyl group-containing (meth)acrylate and an alkyl group-containing (meth)acrylate, and has a bubble generation area ratio of 0%, as measured on a specimen (length×width: 13 cm×3 cm) by repeating the described cycle 10 times, in which the specimen is prepared by sequentially stacking a polyethylene terephthalate film (thickness: 50 μm), the adhesive film (thickness: 100 μm) and a polyethylene terephthalate film (thickness: 100 μm) to have a three-layer structure, and is bent towards the PET film (thickness: 50 μm) such that the specimen is placed between frames having a gap of about 1 cm therebetween and the length of the specimen is halved and the cycle is sequentially accomplished for 24 hours.

公开(公告)号：US11999879B2

公开(公告)日：2024-06-04

申请号：US17068155

申请日：2020-10-12

Applicant: SAMSUNG SDI CO., LTD. ,  SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ik Hwan Cho ,  Ji Ho Kim ,  Jee Hee Kim ,  Ji Won Kang ,  Byeong Do Kwak ,  Yong Tae Kim ,  Il Jin Kim ,  Sung Hyun Mun ,  Hyung Rang Moon ,  Seon Hee Shin ,  Gwang Hwan Lee ,  Woo Jin Lee ,  Jae Hyun Han

IPC: C09J133/08 ,  C09J7/10

CPC classification number: C09J133/08 ,  C09J7/10 ,  C09J2203/318 ,  C09J2301/312 ,  C09J2301/408 ,  C09J2433/00

Abstract: An adhesive film and a display member including the same are disclosed. The adhesive film is formed of an adhesive composition including: a copolymer of a monomer mixture including a hydroxyl group-containing (meth)acrylate and a comonomer; and nanoparticles. The adhesive film has a creep at −20° C. of about 50 μm to about 100 μm and a gel fraction of about 50% to about 75%.

公开(公告)号：US11781040B2

公开(公告)日：2023-10-10

申请号：US16642831

申请日：2018-08-30

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Ji Ho Kim ,  Tae Ji Kim ,  Jung Hyo Lee ,  Il Jin Kim ,  Dong Myeong Shin ,  Do Young Kim ,  Young Hoon Kim ,  Oh Hyeon Hwang

IPC: B32B9/00 ,  B32B33/00 ,  C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  C09J4/00 ,  C08G77/442 ,  C09J7/25 ,  C09J7/40 ,  C08F220/18 ,  C08K5/07 ,  G02B1/10

CPC classification number: C09J4/00 ,  C08F2/50 ,  C08F220/18 ,  C08G77/442 ,  C09J7/255 ,  C09J7/401 ,  C08K5/07 ,  C09J2301/408 ,  C09J2467/005 ,  C09J2467/006 ,  G02B1/10

Abstract: Provided are an adhesive film and an optical member comprising same, the adhesive film comprising at least two types of (meth)acrylic monomers for a (meth)acrylic prepolymer, and (meth)acrylate containing silicon, wherein the release force of the adhesive film with respect to a polyimide film is approximately 0.5 gf/in to 5 gf/in.

公开(公告)号：US11649385B2

公开(公告)日：2023-05-16

申请号：US16840808

申请日：2020-04-06

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Woo Jin Jeong ,  Mi Yeon Yu ,  Han Joo Choi ,  Il Jin Kim

IPC: C09J133/10 ,  C08F220/12 ,  G02F1/1335 ,  C08K5/19

CPC classification number: C09J133/10 ,  C08F220/12 ,  G02F1/133528 ,  C08K5/19 ,  C09J2203/318 ,  C09K2323/057 ,  G02F2202/28 ,  C08F220/1804 ,  C08F220/1807 ,  C08F220/20 ,  C09J4/06 ,  C08F265/06 ,  C09J133/066 ,  C08L33/08 ,  C08F265/06 ,  C08F220/1804 ,  C08K5/5435 ,  C08L33/08 ,  C08K5/5435 ,  C08L33/10 ,  C08K5/43 ,  C08L33/08 ,  C08K5/43 ,  C08L33/10

Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display apparatus including the same are provided. An adhesive film for polarizing plates includes: a (meth)acrylic copolymer, a curing agent, a (meth)acrylic oligomer, and an antistatic agent, and has a modulus of about 0.5 MPa or more at about 25° C. and a surface resistance difference ΔSR of about 1.0 log (Ω/□) or less, as calculated by Equation 1 herein.