Title:
METHOD FOR MANUFACTURING BORON NITRIDE SINTERED BODY SHEET, AND SINTERED BODY SHEET
Document Type and Number:
WIPO Patent Application WO/2022/163646
Kind Code:
A1
Abstract:
In one aspect, the present disclosure provides a method for manufacturing a boron nitride sintered body sheet, said method comprising: a step for firing a laminate of green sheets containing boron carbonitride and a sintering aid in a closed space formed by partitioning a part of a firing furnace to obtain a fired body; and a step for opening the aforesaid closed part and performing a heat treatment at 1800-2020°C to thereby obtain a sintered body sheet from the fired body.
Inventors:
SUZUKI NOBUYA (JP)
IKARASHI KOKI (JP)
UESHIMA YASUHISA (JP)
IKARASHI KOKI (JP)
UESHIMA YASUHISA (JP)
Application Number:
PCT/JP2022/002676
Publication Date:
August 04, 2022
Filing Date:
January 25, 2022
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C04B35/583; C01B21/064; C04B35/64
Foreign References:
| JPH06310822A | 1994-11-04 | |||
| JP2014162697A | 2014-09-08 | |||
| JPH1025296A | 1998-01-27 | |||
| JP2011178598A | 2011-09-15 | |||
| JP2015212217A | 2015-11-26 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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