公开(公告)号：US20180120942A1

公开(公告)日：2018-05-03

申请号：US15798164

申请日：2017-10-30

Applicant: LG Display Co., Ltd.

Inventor： YongWoo LEE ,  YongSu HAM ,  TaeHeon KIM ,  KyungYeol RYU ,  YuSeon KHO ,  MyungJin LIM ,  SeulGi CHOI

IPC: G06F3/01 ,  G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1343

CPC classification number: G06F3/016 ,  G02F1/133305 ,  G02F1/13338 ,  G02F1/134363 ,  G06F3/041 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04102 ,  G06F2203/04112 ,  H01L27/323 ,  H01L41/0477 ,  H01L41/08 ,  H01L41/098 ,  H01L41/193

Abstract: There is provided a touch sensitive element including an electroactive layer, and an electrode disposed on at least one surface of the electroactive layer. The electroactive layer has a first portion having a first thickness and a second portion which has a second thickness different from the first thickness and is in contact with the first portion at an outside of the first portion.

公开(公告)号：US20190286240A1

公开(公告)日：2019-09-19

申请号：US16430241

申请日：2019-06-03

Applicant: LG Display Co., Ltd.

Inventor： TaeHeon KIM ,  SuSeok CHOI ,  YongSu HAM ,  YongWoo LEE ,  KyungYeol RYU ,  YuSeon KHO

IPC: G06F3/01 ,  G06F3/041 ,  G06F3/044

Abstract: The touch sensitive element according to an exemplary embodiment of the present disclosure includes an electroactive layer, an electrode, and a plurality of beads. The electroactive layer includes an electroactive polymer. The electrode is disposed on at least one surface of the electroactive layer. The plurality of beads is dispersed in the electroactive layer and has a diameter larger than the thickness of the electroactive layer.

公开(公告)号：US20180150151A1

公开(公告)日：2018-05-31

申请号：US15822188

申请日：2017-11-26

Applicant: LG Display Co., Ltd.

Inventor： YuSeon KHO ,  YongWoo LEE ,  YongSu HAM ,  TaeHeon KIM ,  KyungYeol RYU ,  MyungJin LIM ,  SeulGi CHOI

IPC: G06F3/041 ,  G06F3/01 ,  C09D127/16

CPC classification number: G06F3/041 ,  C09D127/16 ,  G06F3/016 ,  H01L41/193 ,  C08L33/22

Abstract: The present disclosure related to a touch sensitive element and a display device including the same. The touch sensitive element according to an exemplary aspect of the present disclosure includes an electroactive film which is formed of a polyvinylidene fluoride (PVDF) based polymer and a cyanide (CN) based polymer.

公开(公告)号：US20180148546A1

公开(公告)日：2018-05-31

申请号：US15820205

申请日：2017-11-21

Applicant: LG Display Co., Ltd.

Inventor： TaeHeon KIM ,  YongSu HAM ,  YongWoo LEE ,  KyungYeol RYU ,  YuSeon KHO ,  MyungJin LIM ,  SeulGi CHOI

IPC: C08G79/08 ,  G06F3/041

CPC classification number: C08G79/08 ,  C07F7/00 ,  C07F15/0033 ,  C08G79/00 ,  C09D185/04 ,  G06F3/041 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04103

Abstract: Provided are a touch sensitive element and a display device including the same. The touch sensitive element according to an exemplary aspect of the present disclosure includes an electroactive layer formed of a linear boron nitride polymer and an electrode disposed on at least one surface of the electroactive layer. Therefore, a piezoelectricity of the electroactive layer is improved to improve vibration strength of the touch sensitive element and significantly improve heat resistance.