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公开(公告)号：EP4206161A1
公开(公告)日：2023-07-05
申请号：EP22214442.0
申请日：2022-12-19
Inventor： LEE, YongWoo , PARK, SeungRyull , HAM, Yong-Su , KHO, YuSeon , SUNG, Seunghyun , NAHM, Sahn , KIM, Dae-Su , SHIN, Hosung , EUM, Jae Min , GO, Su-Hwan
IPC: C04B35/495 , H10N30/853
Abstract: A piezoelectric device may include a piezoelectric device layer including a first material and a second material surrounded by the first material, a first electrode portion disposed at a first surface of the piezoelectric device layer, and a second electrode portion disposed at a second surface of the piezoelectric device layer opposite to the first surface. The piezoelectric device layer is represented by Formula 1 "0.96(Na a K 1 - a )(Nb b (T 1-b ))O 3 - (0.04-x)MZrO 3 - x(Bi c Ag 1-c )ZrO 3 ( + d mol% NaNbO 3 ", wherein T is Sb or Ta, M is Sr, Ba or Ca, 0.4 ≤ a ≤ 0.6, 0.90 ≤ b ≤ 0.98, 0.4 ≤ c ≤ 0.6, 0 ≤ d ≤ 5.0, and 0 ≤ x ≤ 0.04.
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公开(公告)号：EP3035158B1
公开(公告)日：2020-04-15
申请号：EP15192293.7
申请日：2015-10-30
Applicant: LG Display Co., Ltd.
Inventor： HAM, Yong-Su , CHOI, SuSeok , KIM, Taeheon , LEE, YongWoo , LIM, MyungJin , CHOI, Seulgi
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3.发明授权
公开(公告)号：EP3333913B1
公开(公告)日：2019-08-28
申请号：EP17205485.0
申请日：2017-12-05
Applicant: LG Display Co., Ltd.
Inventor： HAM, Yong-Su , KIM, Taeheon , LEE, YongWoo , RYU, Kyungyeol , KHO, YuSeon , LIM, MyungJin
IPC: H01L41/45 , H01L41/193
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4.发明公开
公开(公告)号：EP3333913A1
公开(公告)日：2018-06-13
申请号：EP17205485.0
申请日：2017-12-05
Applicant: LG Display Co., Ltd.
Inventor： HAM, Yong-Su , KIM, Taeheon , LEE, YongWoo , RYU, Kyungyeol , KHO, YuSeon , LIM, MyungJin
IPC: H01L41/45 , H01L41/193
CPC classification number: G06F3/016 , G06F3/0488 , G06F2203/04103 , H01L41/083 , H01L41/193 , H01L41/253 , H01L41/27 , H01L41/45
Abstract: Provided are a touch sensitive element and a manufacturing method thereof. The manufacturing method for the touch sensitive element according to an embodiment of the present disclosure includes forming an electroactive polymer coating layer by applying an electroactive polymer solution on a substrate; forming an electroactive layer by heating and pressurizing the electroactive polymer coating layer using a hot press roller; and forming an electrode on the electroactive layer.
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公开(公告)号：EP3316082A1
公开(公告)日：2018-05-02
申请号：EP17199473.4
申请日：2017-10-31
Applicant: LG Display Co., Ltd.
Inventor： CHOI, Seulgi , HAM, Yong-Su , KIM, Taeheon , LEE, YongWoo , RYU, Kyungyeol , KHO, YuSeon , LIM, MyungJin
CPC classification number: G06F3/016 , G02F1/133365 , G02F1/13338 , G02F1/1341 , G02F2201/503 , G06F3/041 , G06F3/0412 , G06F3/044 , G06F2203/04103 , G06F2203/04112
Abstract: Provided are a touch sensitive element and a display device including the same. According to the exemplary embodiment of the present disclosure, a touch sensitive element, includes: an electroactive layer which is formed of electroactive polymer (EAP); an electrode which is disposed on at least one surface of the electroactive layer; and a hard coating layer which is disposed on the electroactive layer and the electrode and has a negative coefficient of thermal expansion (CTE). Therefore, vibration effect in a vertical direction is maximized and impact resistance may be improved.
Abstract translation: 提供了一种触敏元件以及包括该触敏元件的显示装置。 根据本公开的示例性实施例，一种触敏元件包括：由电活性聚合物（EAP）形成的电活性层; 设置在电活性层的至少一个表面上的电极; 以及设置在电活性层和电极上且具有负热膨胀系数（CTE）的硬涂层。 因此，垂直方向上的振动效果最大化并且可以改善抗冲击性。
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Patent Agency Ranking6.发明公开
公开(公告)号：EP3187970A1
公开(公告)日：2017-07-05
申请号：EP16206718.5
申请日：2016-12-23
Applicant: LG Display Co., Ltd.
Inventor： LEE, YongWoo , HAM, Yong-Su , KIM, Taeheon , KHO, YuSeon , LIM, MyungJin , CHOI, Seulgi
Abstract: Provided is a contact sensitive device. The contact sensitive device includes an electroactive layer, a plurality of first electrodes, a plurality of second electrodes, and a bonding layer. The plurality of first electrodes is disposed on one surface of the electroactive layer and the plurality of second electrodes is disposed on the other surface of the electroactive layer. The bonding layer covers one surface of the electroactive layer and consists of a first part corresponding to the plurality of first electrodes and a second part excluding the first part. The first part and the second part of the bonding layer have different elastic moduli.
Abstract translation: 提供了一种接触敏感设备。 该接触敏感器件包括电活性层，多个第一电极，多个第二电极和接合层。 多个第一电极设置在电活性层的一个表面上，多个第二电极设置在电活性层的另一个表面上。 接合层覆盖电活性层的一个表面并且由对应于多个第一电极的第一部分和不包括第一部分的第二部分组成。 粘结层的第一部分和第二部分具有不同的弹性模量。
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公开(公告)号：EP3327023B1
公开(公告)日：2019-12-25
申请号：EP17204346.5
申请日：2017-11-29
Applicant: LG Display Co., Ltd.
Inventor： RYU, Kyungyeol , HAM, Yong-Su , KIM, Taeheon , LEE, YongWoo , KHO, YuSeon , LIM, MyungJin , CHOI, SeulGi
IPC: C07F7/00 , C08F214/22 , C09D127/16 , H01L41/00
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公开(公告)号：EP3041059B1
公开(公告)日：2019-09-11
申请号：EP15197808.7
申请日：2015-12-03
Applicant: LG Display Co., Ltd.
Inventor： LIM, MyungJin , CHOI, SuSeok , HAM, Yong-Su , KIM, Taeheon , LEE, YongWoo , CHOI, Seulgi
IPC: H01L41/27 , G06F1/16 , H01L41/083 , H01L41/193
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公开(公告)号：EP3327084B1
公开(公告)日：2019-06-05
申请号：EP17204031.3
申请日：2017-11-28
Applicant: LG Display Co., Ltd.
Inventor： KHO, YuSeon , LEE, YongWoo , HAM, YongSu , KIM, TaeHeon , RYU, Kyung Yeol , LIM, MyungJin , CHOI, SeulGi
IPC: C08L27/16 , H01L41/193
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公开(公告)号：EP3327084A1
公开(公告)日：2018-05-30
申请号：EP17204031.3
申请日：2017-11-28
Applicant: LG Display Co., Ltd.
Inventor： KHO, YuSeon , LEE, YongWoo , HAM, YongSu , KIM, TaeHeon , RYU, Kyung Yeol , LIM, MyungJin , CHOI, SeulGi
IPC: C08L27/16 , H01L41/193
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.
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