CERAMIC SINTERED BODY AND METHOD FOR MANUFACTURING SAME, AND NOZZLE MEMBER

Title:

CERAMIC SINTERED BODY AND METHOD FOR MANUFACTURING SAME, AND NOZZLE MEMBER

Document Type and Number:

WIPO Patent Application WO/2020/158882

Kind Code:

A1

Abstract:

Provided is a ceramic sintered body containing boron nitride and silicon nitride, wherein the total content of boron nitride and silicon nitride is 80 to 90% by mass, the ratio of the mass of boron nitride to the total mass of boron nitride and silicon nitride is 35 to 45% by mass, and the Leeb hardness is 400 to 570 HL.

Inventors:

NONAKA SHUHEI (JP)
KAWASHIMA KENTARO (JP)
ONO HIROSHI (JP)

Application Number:

PCT/JP2020/003500

Publication Date:

August 06, 2020

Filing Date:

January 30, 2020

Export Citation:

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Assignee:

DENKA COMPANY LTD (JP)

International Classes:

B22D11/06; B22D41/54; C04B35/596

Foreign References:

JPH04104959A	1992-04-07
JPH03133554A	1991-06-06
JPH05170549A	1993-07-09
JPS61266360A	1986-11-26
JPH09239504A	1997-09-16
JP2014526675A	2014-10-06

Other References:

"nonofficial translation (Material Database Editorial Committee, "Material Database -inorganic material", 25 January 1989 (1989-01-25), pages 131

Attorney, Agent or Firm:

HASEGAWA Yoshiki et al. (JP)

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