公开(公告)号：US20180090698A1

公开(公告)日：2018-03-29

申请号：US15488250

申请日：2017-04-14

Applicant: Samsung Display Co., Ltd.

Inventor： Changyong Jeong ,  Soomin An ,  Beunghwa Jeong ,  Mugyeom Kim ,  Sunghoon Kim

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/0097 ,  H01L27/3276 ,  H01L51/003 ,  H01L51/5253 ,  H01L2227/326 ,  H01L2251/5338

Abstract: A display apparatus includes a support substrate, a flexible substrate, and a display unit. The flexible substrate overlaps the support substrate and includes a first portion, a second portion, and a flexible part between the first portion and the second portion. The flexible part includes an uneven surface. The uneven surface includes protrusions, recesses, and/or openings of through holes. The display unit overlaps the first portion.

公开(公告)号：US10465296B2

公开(公告)日：2019-11-05

申请号：US15005614

申请日：2016-01-25

Applicant: Samsung Display Co., Ltd. ,  Dongwoo Fine-Chem Co., Ltd.

Inventor： Soomin An ,  Youngjun Kim ,  Hongsick Park ,  Inseol Kuk ,  Youngchul Park ,  Inho Yu ,  Seungsoo Lee ,  Jongmun Lee ,  Daesung Lim

IPC: C23F1/18 ,  C23F1/26 ,  H01L27/12 ,  H01L21/3213 ,  H01L29/49

Abstract: An etchant composition includes an etchant composition that includes about 0.5 wt % to about 20 wt % of persulfate, about 0.01 wt % to about 2 wt % of a fluorine compound, about 1 wt % to about 10 wt % of an inorganic acid, about 0.5 wt % to about 5 wt % of a cyclic amine compound, about 0.1 wt % to about 5 wt % of a chlorine compound, about 0.1 wt % to about 10 wt % of an aliphatic sulfonic acid, about 1 wt % to about 20 wt % of an organic acid or an organic acid salt, and water based on a total weight of the etchant composition.

公开(公告)号：US10381581B2

公开(公告)日：2019-08-13

申请号：US15488250

申请日：2017-04-14

Applicant: Samsung Display Co., Ltd.

Inventor： Changyong Jeong ,  Soomin An ,  Beunghwa Jeong ,  Mugyeom Kim ,  Sunghoon Kim

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a support substrate, a flexible substrate, and a display unit. The flexible substrate overlaps the support substrate and includes a first portion, a second portion, and a flexible part between the first portion and the second portion. The flexible part includes an uneven surface. The uneven surface includes protrusions, recesses, and/or openings of through holes. The display unit overlaps the first portion.