公开(公告)号：US20200332082A1

公开(公告)日：2020-10-22

申请号：US16921334

申请日：2020-07-06

Applicant: ADMATECHS CO., LTD.

Inventor： Shinta HAGIMOTO ,  Nobutaka TOMITA ,  Osamu NAKANO

IPC: C08K3/34 ,  C08K9/06 ,  C08K7/18 ,  C09C1/40

Abstract: A filler for resinous composition is contained and used in resinous composition, and includes: a crystalline siliceous particulate material with a crystal structure made of at least one member selected from the group consisting of type FAU, type FER, type LTA and type MFI, and/or type MWW; and a surface treatment agent including an organic silica compound reacted with or adhered to a surface of the crystalline siliceous particulate material; the filler including the surface treatment agent in an amount falling in a range allowing the filler to exhibit a negative thermal expansion coefficient.

公开(公告)号：US20200040162A1

公开(公告)日：2020-02-06

申请号：US16597110

申请日：2019-10-09

Applicant: ADMATECHS CO., LTD.

Inventor： Shinta HAGIMOTO ,  Nobutaka TOMITA ,  Osamu NAKANO

IPC: C08K9/06 ,  C08K3/36 ,  C08J3/205 ,  H01L23/29 ,  H05K1/03

Abstract: A filler for resinous composition is contained and used in resinous composition, and includes: a crystalline siliceous particulate material with a crystal structure made of at least one member selected from the group consisting of type FAU, type FER, type LTA and type MFI, and type MWW; and a surface treatment agent including an organic silica compound reacted with or adhered to a surface of the crystalline siliceous particulate material; the filler including the surface treatment agent in an amount falling in a range allowing the filler to exhibit a negative thermal expansion coefficient.