KR970020951A - 내 저온열화 지르코니아 재료 및 그것의 제조방법 - Google Patents

내 저온열화 지르코니아 재료 및 그것의 제조방법 Download PDF

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Publication number
KR970020951A
KR970020951A KR1019950035818A KR19950035818A KR970020951A KR 970020951 A KR970020951 A KR 970020951A KR 1019950035818 A KR1019950035818 A KR 1019950035818A KR 19950035818 A KR19950035818 A KR 19950035818A KR 970020951 A KR970020951 A KR 970020951A
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South Korea
Prior art keywords
zirconia
nitrogen
nitrogen compound
surface layer
low temperature
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KR1019950035818A
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English (en)
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KR0165869B1 (ko
Inventor
송휴섭
김긍호
김도연
정태주
Original Assignee
김은영
한국과학기술연구원
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Application filed by 김은영, 한국과학기술연구원 filed Critical 김은영
Priority to KR1019950035818A priority Critical patent/KR0165869B1/ko
Priority to JP7281505A priority patent/JP2864455B2/ja
Priority to US08/641,190 priority patent/US5827572A/en
Publication of KR970020951A publication Critical patent/KR970020951A/ko
Priority to KR1019980032456A priority patent/KR0178357B1/ko
Application granted granted Critical
Publication of KR0165869B1 publication Critical patent/KR0165869B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/486—Fine ceramics
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5053—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials non-oxide ceramics
    • C04B41/5062—Borides, Nitrides or Silicides

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

본 발명은 저온열화거동(low temperature degradation)을 억제하여 고강도·고인성을 유지할 수 있는, 재료의 표면에 질소를 고용체로 함유하고 내부소재보다 저온열화가 억제되는 안정한 표면층을 가지는 지르코니아 복합재료 및 그의 제조방법에 관한 것이다. 본 발명이 제조방법은 지르코니아 소재 또는 지르코니아 복합소재를 질소원 존재하에서 1200∼1700℃의 온도에서 열처리하는 것으로 이루어진다.

Description

내 저온열화 지르코니아 재료 및 그것의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (9)

  1. 질소를 고용체 형체로 함유하고 내부소재보다 저온열화가 억제되는 안정한 표면층을 가지는 지르코니아 재료 또는 지르코니아 복합재료.
  2. 제1항에 있어서, 상기 지르코니아의 일부 또는 전부가 TZP(tetragonal zirconia polycrystals) 형태인 재료.
  3. 제1항에 있어서, 상기 표면층에서 지르코니아가 내부보다 안정화된 전이성 정방정(t-ZrO2), 비전이성 정방정(t′-ZrO2), 압방정(cubic), 이들의 혼합체 또는 단사정과 이들의 혼합체로 존재하는 재료.
  4. 지르코니아 소재 또는 지르코니아 복합소재를 질소 분위기에서 1200∼1700℃의 온도에서 열처리하는 것으로 이루어지는, 상기 소재의 표면을 내부 소재보다 저온열화가 억제되는 표면층으로 형성시키는 방법.
  5. 제4항에 있어서, 상기 소재의 표면에 질소화합물 또는 질소화합물과 타원소와 복합체를 분말형태로 공급한 후 질소분위기에서 열처리하는 것으로 이루어지는 방법.
  6. 제4항에 있어서, 상기에, 질소화합물을 함유하는 슬러리를 공급한 후 질소분위기에서 열처리하는 것으로 이루어지는 방법.
  7. 제4항 또는 제5항에 있어서, 상기 질소화합물이 2A, 3B, 4A, 4B, 5A, 6A족 원소와 N을 함유한 질소화합물인 방법.
  8. 제6항에 있어서, 상기 질소화할물이 ZrN, Si3N4, Mg3N2, AlN, TiN, BN 및 NbN로 구성되는 군에서 선택되는 방법.
  9. 지르코니아 소재 또는 지르코니아 복합소재의 표면에 질소화합물 또는 질소화합물을 공급한 후 불활성 가스 또는 질소 가스 분위기에서 열처리하는 것으로 이루어지는, 상기 소재의 표면을 내부 소재보다 저온열화가 억제되는 표면층으로 형성시키는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950035818A 1995-10-17 1995-10-17 내 저온열화 지르코니아 재료 및 그것의 제조방법 KR0165869B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019950035818A KR0165869B1 (ko) 1995-10-17 1995-10-17 내 저온열화 지르코니아 재료 및 그것의 제조방법
JP7281505A JP2864455B2 (ja) 1995-10-17 1995-10-30 耐低温劣化ジルコニア材料及びその製造方法
US08/641,190 US5827572A (en) 1995-10-17 1996-04-30 Process for manufacture of a zirconia material resistant to low temperature degradation
KR1019980032456A KR0178357B1 (ko) 1995-10-17 1998-08-10 내 저온열화 지르코니아 복합재료 및 그것의 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950035818A KR0165869B1 (ko) 1995-10-17 1995-10-17 내 저온열화 지르코니아 재료 및 그것의 제조방법

Related Child Applications (1)

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KR1019980032456A Division KR0178357B1 (ko) 1995-10-17 1998-08-10 내 저온열화 지르코니아 복합재료 및 그것의 제조방법

Publications (2)

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KR970020951A true KR970020951A (ko) 1997-05-28
KR0165869B1 KR0165869B1 (ko) 1998-12-15

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KR1019950035818A KR0165869B1 (ko) 1995-10-17 1995-10-17 내 저온열화 지르코니아 재료 및 그것의 제조방법
KR1019980032456A KR0178357B1 (ko) 1995-10-17 1998-08-10 내 저온열화 지르코니아 복합재료 및 그것의 제조방법

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US (1) US5827572A (ko)
JP (1) JP2864455B2 (ko)
KR (2) KR0165869B1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6620520B2 (en) * 2000-12-29 2003-09-16 Lam Research Corporation Zirconia toughened ceramic components and coatings in semiconductor processing equipment and method of manufacture thereof
US7037603B2 (en) * 2004-05-25 2006-05-02 Alfred E. Mann Foundation For Scientific Research Material and method to prevent low temperature degradation of zirconia in biomedical implants
GB0512666D0 (en) * 2005-06-22 2005-07-27 Univ Loughborough Method for concentrating nanosuspensions
GB2464473B (en) 2008-10-15 2012-09-12 Univ Loughborough Deformable granule production
GB0821674D0 (en) * 2008-11-27 2008-12-31 Univ Loughborough Ceramic
KR101665155B1 (ko) 2009-08-21 2016-10-11 가부시키가이샤 노리타께 캄파니 리미티드 지르코니아 소결체, 및 지르코니아 소결체의 소결용 혼합체, 소결 전 성형체, 및 소결 전 가소체
JP5718599B2 (ja) * 2010-08-20 2015-05-13 株式会社ノリタケカンパニーリミテド ジルコニア焼結体、並びにその焼結用組成物及び仮焼体

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JPS5559729A (en) * 1978-10-27 1980-05-06 Fujitsu Ltd Forming method of semiconductor surface insulating film
US4525464A (en) * 1984-06-12 1985-06-25 Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften Ceramic body of zirconium dioxide (ZrO2) and method for its preparation
US4820666A (en) * 1985-03-22 1989-04-11 Noritake Co., Limited Zirconia base ceramics
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JP2610637B2 (ja) * 1988-02-03 1997-05-14 住友電気工業株式会社 ジルコニア系金色スパイクおよびその製造方法
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EP0471276B1 (en) * 1990-08-10 1996-02-28 Kabushiki Kaisha Toyota Chuo Kenkyusho Method of forming a nitride or carbonnitride layer
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JP2651332B2 (ja) * 1992-09-21 1997-09-10 松下電工株式会社 ジルコニア系複合セラミック焼結体及びその製法

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Publication number Publication date
KR0178357B1 (ko) 1999-04-01
JP2864455B2 (ja) 1999-03-03
US5827572A (en) 1998-10-27
KR0165869B1 (ko) 1998-12-15
JPH09227228A (ja) 1997-09-02

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