公开(公告)号：US20220410530A1

公开(公告)日：2022-12-29

申请号：US17770513

申请日：2020-10-21

Applicant: Denka Company Limited

Inventor： Yoshitaka MINAKATA ,  Tomoya YAMAGUCHI ,  Saori INOUE

IPC: B32B9/00 ,  B32B5/14 ,  B32B15/08 ,  B32B15/20 ,  B32B37/14 ,  B32B37/16 ,  B32B43/00

Abstract: One aspect of the present invention provides a composite sheet which comprises a nitride sintered body having a porous structure and a semi-cured product of a thermosetting resin composition impregnated into the nitride sintered body, the line roughness Rz specified by JIS B 0601:2013 of at least one main surface being 10 μm or less.

公开(公告)号：US20220250994A1

公开(公告)日：2022-08-11

申请号：US17441746

申请日：2020-03-26

Applicant: Denka Company Limited

Inventor： Saori INOUE ,  Shoji IWAKIRI ,  Yoshitaka MINAKATA ,  Ryo YOSHIMATSU ,  Ryuji KOGA ,  Tomoya YAMAGUCHI

IPC: C04B41/48 ,  C04B35/583 ,  C04B38/00

Abstract: One aspect of the present invention is a method for producing a composite, including a step of placing a porous boron nitride sintered body immersed in a resin composition under a pressurized condition and then placing the boron nitride sintered body immersed in the resin composition under a pressure condition lower than the pressurized condition, wherein the step is repeated a plurality of times.