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.

公开(公告)号：US20210032512A1

公开(公告)日：2021-02-04

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

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：US10669450B2

公开(公告)日：2020-06-02

申请号：US15522253

申请日：2015-10-30

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

IPC: C09J4/00 ,  G06F3/041 ,  C09J7/25 ,  C09J7/20 ,  G06F1/16 ,  C09J133/08 ,  C09J7/38 ,  C09J133/14 ,  G06F3/044 ,  C09J11/06 ,  C09J7/22 ,  G02F1/1333

Abstract: A flexible display device of the present invention comprises a photoelectric element part; a first adhesive film formed on the photoelectric element part; a touch function part formed on the first adhesive film; a second adhesive film formed on the touch function part; and a window film formed on the second adhesive film; wherein the first adhesive film or the second adhesive film has an average slope of about −9.9 to about 0 at −20° C. to 80° C. based on x-axis for the distribution of storage modulus versus temperature in the function of x-axis of temperature (° C.) and y-axis of storage modulus (KPa) and wherein the first adhesive film or the second adhesive film has a storage modulus of about 10 KPa or more at 80° C.

公开(公告)号：US10476037B2

公开(公告)日：2019-11-12

申请号：US15491785

申请日：2017-04-19

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

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

IPC: H01L51/52 ,  C09J133/06 ,  C09J133/08 ,  H01L27/32 ,  G06F3/041 ,  G06F3/044

Abstract: Disclosed is a flexible display apparatus. The flexible display apparatus includes a display part, a first adhesive film, an optical film, a second adhesive film, and a window film sequentially stacked, and the second adhesive film has a water-vapor permeability of about 200 g/m2·24 hr or less, and the first adhesive film has a lower restoration force than the second adhesive film, as calculated by the Equation B set forth herein.

公开(公告)号：US20170002237A1

公开(公告)日：2017-01-05

申请号：US15198977

申请日：2016-06-30

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 ,  C09J7/02

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%.

Abstract translation: 公开了一种粘合膜和包括该粘合膜的显示元件。 粘合剂膜由粘合剂组合物形成，所述粘合剂组合物包括：包含含羟基的（甲基）丙烯酸酯和共聚单体的单体混合物的共聚物; 和纳米颗粒。 粘合膜在-20℃下的蠕变为约50μm至约100μm，凝胶分数为约50％至约75％。

公开(公告)号：US20160152877A1

公开(公告)日：2016-06-02

申请号：US14951398

申请日：2015-11-24

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Irina Nam ,  Inga Tuzovskaya ,  Young Jong Kim ,  Il Jin Kim ,  Hwan Sung Cheon

IPC: C09J133/08 ,  G02B5/30

CPC classification number: G02B5/305 ,  C08F220/18 ,  C08G18/6283 ,  C08G18/8029 ,  C09J133/066 ,  C09J175/04 ,  C08F2220/1825 ,  C08F220/58 ,  C08F220/20 ,  C08F220/34 ,  C08F226/10 ,  C08F2220/1875

Abstract: An adhesive composition for polarizing plates includes a (meth)acrylic copolymer prepared by copolymerization of a monomer mixture and a curing agent. The monomer mixture includes a hydroxyl group-containing (meth)acrylic monomer, a tertiary amine group-containing (meth)acrylic monomer and a monomer having a glass transition temperature (Tg) of about 100° C. or greater. The adhesive composition has a gel fraction of about 50% or greater after aging for 12 hours. An adhesive film is formed from the adhesive composition. An optical display includes the adhesive film.

Abstract translation: 用于偏振片的粘合剂组合物包括通过单体混合物和固化剂的共聚制备的（甲基）丙烯酸共聚物。 单体混合物包含含羟基的（甲基）丙烯酸单体，含叔胺基的（甲基）丙烯酸单体和玻璃化转变温度（Tg）为约100℃以上的单体。 粘合剂组合物在老化12小时后具有约50％或更大的凝胶分数。 由粘合剂组合物形成粘合剂膜。 光学显示器包括粘合膜。

公开(公告)号：US20150368462A1

公开(公告)日：2015-12-24

申请号：US14763877

申请日：2013-06-27

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Senthilkumar Natarajan ,  Joo Hyun Jang ,  Dong Hee Kim ,  Il Jin Kim

IPC: C08L69/00

CPC classification number: C08L69/00 ,  C08L43/04 ,  C08L51/04

Abstract: Disclosed is a polycarbonate-based thermoplastic composition comprising (A) a polycarbonate resin, (B) a rubber-modified acrylic graft copolymer resin and (C) a copolymer resin comprising a silicone-based compound. The polycarbonate based thermoplastic resin composition has superior fluidity without decrease of impact strength and heat resistance due to introduction of a copolymer comprising a silicone-based compound into a polycarbonate resin.

Abstract translation: 公开了一种聚碳酸酯类热塑性组合物，其包含（A）聚碳酸酯树脂，（B）橡胶改性的丙烯酸类接枝共聚物树脂和（C）含有硅酮类化合物的共聚物树脂。 聚碳酸酯类热塑性树脂组合物由于将包含硅酮类化合物的共聚物引入聚碳酸酯树脂中而具有优异的流动性，而不会降低冲击强度和耐热性。

公开(公告)号：US11958993B2

公开(公告)日：2024-04-16

申请号：US17332566

申请日：2021-05-27

Applicant: Samsung SDI Co., Ltd.

Inventor： Irina Nam ,  Tae Ji Kim ,  Won Kim ,  Il Jin Kim ,  Jung Hyo Lee ,  Oh Hyeon Hwang

IPC: C09J133/08 ,  B32B27/30 ,  C09J7/30 ,  C09J151/08

CPC classification number: C09J133/08 ,  B32B27/308 ,  C09J7/30 ,  C09J151/085 ,  B32B2307/748 ,  B32B2457/20 ,  B32B2457/202 ,  B32B2457/206 ,  C09J2301/312 ,  C09K2323/053 ,  C09K2323/057 ,  C09J139/06 ,  C08L43/04 ,  C08F220/14 ,  C08F220/1808 ,  C08F226/10 ,  C08F220/06 ,  C09J2433/00 ,  C09J2483/00 ,  C08F220/14 ,  C08F220/1808 ,  C08F226/10 ,  C08F220/06 ,  C08F220/20 ,  C08F290/068 ,  C08F220/1818 ,  C09J133/08 ,  C08L51/085 ,  C09J133/066 ,  C08L51/085

Abstract: Disclosed herein are an adhesive protective film, an optical member including the same, and an optical display including the same. An adhesive protective film is formed of a composition including a (meth)acrylic binder derived from a monomer mixture including: an alkyl group-containing (meth)acrylic monomer; and at least one selected from among a hydroxyl group-containing (meth)acrylic monomer, a carboxyl group-containing (meth)acrylic monomer, and a polysiloxane (meth)acrylate, the adhesive protective film having an initial peel strength of about 100 gf/inch or less and a peel strength decrease rate of about 50% or less, as calculated according to Equation 1.