Title:
BORON NITRIDE POWDER PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2024/018931
Kind Code:
A1
Abstract:
Provided is a boron nitride powder production method including: a step for molding a first composition that contains a boron oxide and a carbon-containing powder to obtain a molded body having a molding density of 1.0-1.6 g/cm3; a step for firing the molded body in an atmosphere containing at least one substance selected from the group consisting of nitrogen and nitrogen-containing compounds to obtain a fired product containing boron nitride; and a step for pulverizing the fired product.
Inventors:
UTAGAWA SHUN (JP)
WAKUDA YUSUKE (JP)
IKARASHI KOKI (JP)
KOBASHI SEIJI (JP)
WAKUDA YUSUKE (JP)
IKARASHI KOKI (JP)
KOBASHI SEIJI (JP)
Application Number:
PCT/JP2023/025319
Publication Date:
January 25, 2024
Filing Date:
July 07, 2023
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C01B21/064; B01J2/22
Domestic Patent References:
| WO2022071245A1 | 2022-04-07 |
Foreign References:
| JP2019116401A | 2019-07-18 | |||
| JPH10203806A | 1998-08-04 | |||
| JPH11171511A | 1999-06-29 | |||
| JP2016160134A | 2016-09-05 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Download PDF:
Previous Patent: GLASS ORIGINAL PLATE FOR DISPLAY, METHOD FOR MANUFACTURING GLASS ORIGINAL PLATE, AND GLASS ORIGINAL ...
Next Patent: SENSOR MODULE
Next Patent: SENSOR MODULE