公开(公告)号：US20240059902A1

公开(公告)日：2024-02-22

申请号：US18039305

申请日：2021-11-09

Applicant: NAMICS CORPORATION

Inventor： Hironobu TSUBURA ,  Yuki NISHIZAKO

IPC: C09D1/00 ,  C09D5/02 ,  C09D7/20 ,  C09D7/62

CPC classification number: C09D1/00 ,  C09D5/02 ,  C09D7/20 ,  C09D7/62

Abstract: An alumina composite sol composition includes (A) an alumina sol containing an alumina hydrate, (B) an alkoxysilane compound, (C) a polyvalent organic acid, and (D) a solvent, wherein the amount of the alumina hydrate in the alumina sol (A) is 3 to 11% by mass.

公开(公告)号：US20230042359A1

公开(公告)日：2023-02-09

申请号：US17786282

申请日：2020-12-04

Applicant: NAMICS CORPORATION

Inventor： Takashi YONEDA ,  Yoshitaka KAMATA ,  Noriyuki SAKAI ,  Hironobu TSUBURA ,  Satomi KAWAMOTO ,  Yoshito YAMADA

IPC: H01B1/22 ,  H05K9/00

Abstract: An electromagnetic shielding composition includes silver particles (A), and a first solvent (B). The first solvent (B) has at least one structure selected from the group consisting of a structure represented by the formula (1) and a structure represented by the formula (2) and has a boiling point of less than 200° C.