公开(公告)号：US12281243B2

公开(公告)日：2025-04-22

申请号：US17884077

申请日：2022-08-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byungchul Yoo ,  Byunghoon Lee ,  Myungjun Kim ,  Jikang Kim ,  Jeonghwan Min ,  Kyoungchae Seo ,  Changyoung Jeong

IPC: C09J163/00 ,  B08B3/04 ,  B08B3/08 ,  G03F1/22 ,  G03F1/82

Abstract: An adhesive for an EUV mask includes an epoxy resin composition in an amount of 50 wt % to 80 wt % based on a total weight of the adhesive, the epoxy resin composition including an epoxy resin, a hardener, a toughening agent, a filler, and a curing accelerator, and an inorganic filler in an amount of 20 wt % to 50 wt % based on the total weight of the adhesive, the inorganic filler including one or more of aluminum hydroxide or calcium carbonate.

公开(公告)号：US12213270B2

公开(公告)日：2025-01-28

申请号：US17847315

申请日：2022-06-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seongyu Hwang ,  Sangmin Lee ,  Myungjun Kim ,  Jongchul Choi

IPC: H05K5/04 ,  B29C45/14 ,  B29L31/34 ,  G06F1/16 ,  H05K5/02

Abstract: According to an embodiment of the disclosure, an electronic device may include: a housing defining at least one surface of the electronic device. The housing may include: a metal plate comprising at least one penetration hole, a first nonmetallic part combined with the metal plate and surrounding at least a part of a side surface of the metal plate, and a second nonmetallic part at least partially disposed in the at least one penetration hole and providing a part of the one surface.

公开(公告)号：US10087348B2

公开(公告)日：2018-10-02

申请号：US15254701

申请日：2016-09-01

Applicant: Samsung Electronics Co., Ltd. ,  FINE SEMITECH CORP.

Inventor： Byungchul Yoo ,  Sungyong Cho ,  Jaehyuck Choi ,  Jeongsu Yang ,  Donghoon Chung ,  Han-Shin Lee ,  Myungjun Kim ,  Ikjun Kim ,  Jikang Kim ,  Jeonghwan Min ,  Kyoungchae Seo

IPC: C08F8/44 ,  C08F220/06 ,  C09J133/10 ,  G03F1/64 ,  G03F1/82 ,  C09J133/08 ,  C09J133/06 ,  C08F6/02 ,  C09J133/02

Abstract: A pellicle including a water-soluble adhesive and a photomask assembly including the pellicle are provided. A pellicle may include a membrane, a pellicle frame, and a water-soluble adhesive disposed on the pellicle frame. The water-soluble adhesive may be prepared by a mixture including a water-soluble acrylic adhesive material in an amount of about 40% to about 55% by weight of the mixture, water or a solution of water and alcohol in an amount of about 40% to about 55% by weight of the mixture, and an additive in an amount of about 1% to about 5% by weight of the mixture.