JP7337304B1 - 窒化ケイ素粉末 - Google Patents

窒化ケイ素粉末 Download PDF

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Publication number
JP7337304B1
JP7337304B1 JP2023521359A JP2023521359A JP7337304B1 JP 7337304 B1 JP7337304 B1 JP 7337304B1 JP 2023521359 A JP2023521359 A JP 2023521359A JP 2023521359 A JP2023521359 A JP 2023521359A JP 7337304 B1 JP7337304 B1 JP 7337304B1
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silicon nitride
nitride powder
powder
mass
sintered body
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JPWO2023120422A5 (https=
JPWO2023120422A1 (https=
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秀昭 河合
竜二 石本
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Tokuyama Corp
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Tokuyama Corp
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/068—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with silicon
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    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
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    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
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    • C04B35/62605—Treating the starting powders individually or as mixtures
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    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Products (AREA)
JP2023521359A 2021-12-22 2022-12-16 窒化ケイ素粉末 Active JP7337304B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021207697 2021-12-22
JP2021207697 2021-12-22
PCT/JP2022/046411 WO2023120422A1 (ja) 2021-12-22 2022-12-16 窒化ケイ素粉末

Publications (3)

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JPWO2023120422A1 JPWO2023120422A1 (https=) 2023-06-29
JP7337304B1 true JP7337304B1 (ja) 2023-09-01
JPWO2023120422A5 JPWO2023120422A5 (https=) 2023-11-22

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US (1) US20250083958A1 (https=)
EP (1) EP4455078A4 (https=)
JP (1) JP7337304B1 (https=)
KR (1) KR20240125576A (https=)
CN (1) CN118401467A (https=)
WO (1) WO2023120422A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121605092A (zh) * 2023-07-28 2026-03-03 株式会社德山 氮化硅烧结体

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0648838A (ja) * 1992-07-29 1994-02-22 Denki Kagaku Kogyo Kk 窒化珪素粉末
JP2020023406A (ja) * 2016-12-12 2020-02-13 宇部興産株式会社 高純度窒化ケイ素粉末の製造方法
JP2021113138A (ja) * 2020-01-17 2021-08-05 株式会社トクヤマ 窒化ケイ素の製造方法
WO2022004755A1 (ja) * 2020-06-30 2022-01-06 株式会社トクヤマ 窒化ケイ素焼結基板
WO2022034810A1 (ja) * 2020-08-12 2022-02-17 株式会社Ｆｊコンポジット 回路基板用積層体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60186476A (ja) * 1984-03-06 1985-09-21 京セラ株式会社 窒化珪素質焼結体及びその製造方法
JPH07102993B2 (ja) * 1986-09-27 1995-11-08 日産自動車株式会社 窒化珪素質焼結体の製造方法
WO1996020144A1 (en) * 1994-12-28 1996-07-04 Sumitomo Electric Industries, Ltd. Silicon nitride sinter and process for producing the same
US6143677A (en) * 1997-09-03 2000-11-07 Sumitomo Electric Industries, Ltd. Silicon nitride sinter having high thermal conductivity and process for preparing the same
JP4256012B2 (ja) 1999-03-23 2009-04-22 修 山田 燃焼合成反応によるＢＮ、ＡｌＮ又はＳｉ３Ｎ４の製造方法
JP3648541B2 (ja) 2000-10-19 2005-05-18 独立行政法人産業技術総合研究所 高熱伝導窒化ケイ素セラミックス並びにその製造方法
TWI657043B (zh) * 2016-12-12 2019-04-21 日商宇部興產股份有限公司 氮化矽粉末及氮化矽燒結體之製造方法
JP7358331B2 (ja) 2018-02-28 2023-10-10 株式会社トクヤマ 窒化ケイ素粉末の製造方法
EP4067302A4 (en) 2019-11-28 2024-05-15 Tokuyama Corporation METHOD FOR PRODUCING A SILICON NITRIDE SINTERED BODY

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0648838A (ja) * 1992-07-29 1994-02-22 Denki Kagaku Kogyo Kk 窒化珪素粉末
JP2020023406A (ja) * 2016-12-12 2020-02-13 宇部興産株式会社 高純度窒化ケイ素粉末の製造方法
JP2021113138A (ja) * 2020-01-17 2021-08-05 株式会社トクヤマ 窒化ケイ素の製造方法
WO2022004755A1 (ja) * 2020-06-30 2022-01-06 株式会社トクヤマ 窒化ケイ素焼結基板
WO2022034810A1 (ja) * 2020-08-12 2022-02-17 株式会社Ｆｊコンポジット 回路基板用積層体

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WO2023120422A1 (ja) 2023-06-29
EP4455078A4 (en) 2026-04-01
CN118401467A (zh) 2024-07-26
KR20240125576A (ko) 2024-08-19
EP4455078A1 (en) 2024-10-30
US20250083958A1 (en) 2025-03-13
JPWO2023120422A1 (https=) 2023-06-29

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