公开(公告)号：US11237311B2

公开(公告)日：2022-02-01

申请号：US15869866

申请日：2018-01-12

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Seung Jun Lee ,  Woo Jin Jeong ,  Yoo Jin Suh ,  Ha Yun Cho ,  Han Joo Choi ,  In Cheon Han

IPC: G02B5/30 ,  H01L51/52 ,  G02B5/20

Abstract: A polarizing plate includes a polarizing film, a first adhesive layer or a bonding layer, a retardation layer, and a third adhesive layer, and includes: a UV absorber comprising an indole UV absorber, a phenylbenzotriazole UV absorber, and/or a triazine UV absorber, wherein the UV absorber has a maximum absorption wavelength of 370 nm or higher, the polarizing plate has a light transmittance of 5% or less in a wavelength range of about 400 nm to about 405 nm and a light transmittance of 35% or higher in a wavelength range of about 440 nm to about 450 nm, the first adhesive layer has a modulus of 1×105 Pa or higher at 80° C. and a modulus of 1×105 Pa or higher at 30° C., and the third adhesive layer has a modulus of 5×104 Pa to 1×106 Pa at 80° C. and a modulus of 1×105 Pa to 3×106 Pa at 30° C.

公开(公告)号：US10302828B2

公开(公告)日：2019-05-28

申请号：US14989197

申请日：2016-01-06

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

Inventor： Hye Young Kong ,  Jong Hoon Won ,  Seung Jun Lee ,  Sangah Gam ,  Hyung Jun Kim ,  Myung-Sup Jung ,  Woo Jin Jeong ,  Hyun-Seok Cho

IPC: G02F1/1335 ,  G02B5/30 ,  G02F1/13363 ,  H01L51/52 ,  H01L27/32

Abstract: An optical film includes a polarization film including a polyolefin and a dichroic dye, a first phase delay layer positioned on one side of the polarization film and including a liquid crystal, a second phase delay layer positioned on one side of the first phase delay layer and including a liquid crystal, a first adhesive between the polarization film and the first phase delay layer, and a second adhesive between the first phase delay layer and the second phase delay layer, wherein at least one of the first adhesive and the second adhesive has a room temperature storage modulus of greater than or equal to about 0.2 MPa at a frequency of 10 Hz, and a display device including the same, are provided.

公开(公告)号：US09868880B2

公开(公告)日：2018-01-16

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 ,  C09J133/08 ,  B32B37/12 ,  C08K5/21 ,  C08K5/29 ,  C08K5/5435 ,  B32B37/00

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.

公开(公告)号：US20170031074A1

公开(公告)日：2017-02-02

申请号：US14989197

申请日：2016-01-06

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

Inventor： Hye Young Kong ,  Jong Hoon Won ,  Seung Jun Lee ,  Sangah Gam ,  Hyung Jun Kim ,  Myung-Sup Jung ,  Woo Jin Jeong

IPC: G02B5/30 ,  G02F1/13363 ,  H01L51/52 ,  G02F1/1335

CPC classification number: G02B5/3016 ,  G02B5/3025 ,  G02B5/3083 ,  G02F1/133528 ,  G02F1/13363 ,  G02F2202/28 ,  H01L27/32 ,  H01L51/5262 ,  H01L51/5281

Abstract: An optical film includes a polarization film including a polyolefin and a dichroic dye, a first phase delay layer positioned on one side of the polarization film and including a liquid crystal, a second phase delay layer positioned on one side of the first phase delay layer and including a liquid crystal, a first adhesive between the polarization film and the first phase delay layer, and a second adhesive between the first phase delay layer and the second phase delay layer, wherein at least one of the first adhesive and the second adhesive has a room temperature storage modulus of greater than or equal to about 0.2 MPa at a frequency of 10 Hz, and a display device including the same, are provided.

Abstract translation: 光学膜包括：聚偏氟乙烯和二色性染料的偏光膜;位于偏振膜一侧的第一相位延迟层，包括液晶;位于第一相位延迟层一侧的第二相位延迟层; 包括液晶，偏振膜和第一相位延迟层之间的第一粘合剂，以及第一相延迟层和第二相延迟层之间的第二粘合剂，其中第一粘合剂和第二粘合剂中的至少一个具有 以10Hz的频率存在大于或等于约0.2MPa的室温储能模量，以及包括该室温储能模量的显示装置。