JPS5918349B2 - 炭窒化チタン−ホウ化金属系セラミツクス材料 - Google Patents

炭窒化チタン−ホウ化金属系セラミツクス材料

Info

Publication number
JPS5918349B2
JPS5918349B2 JP57121748A JP12174882A JPS5918349B2 JP S5918349 B2 JPS5918349 B2 JP S5918349B2 JP 57121748 A JP57121748 A JP 57121748A JP 12174882 A JP12174882 A JP 12174882A JP S5918349 B2 JPS5918349 B2 JP S5918349B2
Authority
JP
Japan
Prior art keywords
titanium carbonitride
metal boride
powder
ceramic materials
boride ceramic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP57121748A
Other languages
English (en)
Other versions
JPS5913671A (ja
Inventor
忠彦 渡辺
裕子 津谷
祐嗣 榎本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP57121748A priority Critical patent/JPS5918349B2/ja
Priority to US06/475,976 priority patent/US4492764A/en
Publication of JPS5913671A publication Critical patent/JPS5913671A/ja
Publication of JPS5918349B2 publication Critical patent/JPS5918349B2/ja
Expired legal-status Critical Current

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Classifications

    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • 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
    • C04B35/515—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
    • C04B35/58007—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 refractory metal nitrides
    • C04B35/58014—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 refractory metal nitrides based on titanium nitrides, e.g. TiAlON
    • C04B35/58021—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 refractory metal nitrides based on titanium nitrides, e.g. TiAlON based on titanium carbonitrides
    • 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
    • C04B35/515—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
    • C04B35/5805—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 borides
    • 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
    • C04B35/515—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
    • C04B35/5805—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 borides
    • C04B35/58064—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 borides based on refractory borides
    • 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
    • C04B35/515—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
    • C04B35/5805—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 borides
    • C04B35/58064—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 borides based on refractory borides
    • C04B35/58071—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 borides based on refractory borides based on titanium borides
    • 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
    • C04B35/515—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
    • C04B35/5805—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 borides
    • C04B35/58064—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 borides based on refractory borides
    • C04B35/58078—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 borides based on refractory borides based on zirconium or hafnium borides

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Products (AREA)

Description

【発明の詳細な説明】 本発明は、新規な高強度、高硬度かつ高密度の炭窒化チ
タン−ホウ化金属系セラミックス材料に関するものであ
る。
炭窒化チタンは、一般に融点、硬度、じん性が高く、ま
た耐酸化性もよいため、切削工具材料、機械部品材料と
しての用途が期待されているが、炭窒化チタン単味焼結
体の抗折強度は低く、もろいという欠点があり、単味焼
結体は工業的に利用されないでいる。
またサーメツト材の母材として炭窒化チタンは使われて
いるが、結合剤として添加するＮｉのため、炭窒化チタ
ン系サーメツト材は耐酸化性および耐熱性に難点が生じ
る。
本発明者らは、このような欠点を改良する目的で゛、炭
窒化チタン粉末に対し、種々のセラミックス粉末を添加
し、焼結実験を重ねた結果、炭窒化チタン粉末に対しＭ
Ｂ２型又はＭ２Ｂ２型ホウ化金属粉末の１種以上を添加
し、焼結することにより、高強度、高硬度かつち密な焼
結体を得ることができることを見出し、この知見に基づ
いて本発明をなすに至った。
但し、Ｍは金属を示す。すなわち、本発明は、炭窒化チ
タン粉末に対し、ＭＢ２型およびＭ２Ｂ５型ホウ化金属
粉末の１種以上を全量当り５〜９５％添加してなる炭窒
化チタン−ホウ化金属系セラミックス材料を提供するも
のである。
本発明において、炭窒化チタンＴｉ（ＣαＮβ）とは窒
化チタンに炭素が固溶したものであり、炭素と窒素の割
合（α：β）は１０：９０から９０：１０までの範囲の
ものである。
炭窒化チタン粉末は平均粒径２μ以下の粉末が好ましい
。
また本発明に用いるホウ化金属は、平均粒径２μ以下、
できうれば０．５μ以下が好ましい。
炭窒化チタン粉末に対しこのような微粉末のホウ化金属
粉末を、全量に対し５〜９５重量％添加すれば、高強度
な焼結体が得られるが、２０〜７０重量％の範囲で特に
高強度、高硬度かつ高密度な焼結体が得られる。
５重量％未満あるいは９５重量％以上のホウ化金属の添
加では、強度の低下が著しい。
またホウ化金属にホウ素粉末を１〜１０重量％添加した
混合粉を、炭窒化チタン粉末に対して用いても、同様の
高強度、高硬度かつち密な焼結体が得られる。
本発明のセラミックス材料は、原料混合粉末を例えば黒
鉛型のような型に充てんし、真空中又は窒素、アルゴン
、水素、炭酸ガスのような中性もしくは還元性雰囲気に
おいて、ダイ圧力５０〜３００′に９肩の圧力下に１５
０００〜２０００℃の温度、とりわけ１７０ｄ：）〜１
８００℃で１０分から２００分間加熱焼結することによ
り、得ることができる。
また通常知られた普通焼結法、Ｈ−１，Ｐ。法等を使用
して焼結することもできる。
本発明の材料は、高強度、高硬度、高密度及び良好な組
織を有し、また耐酸化性にも優れているので、切削工具
材、耐摩耗性機械部品材料あるいは耐熱材料として極め
て好適であり、広い分野に利用することができる。
又、この材料中のホウ化金属は、周期率表のＩＶｂ族化
合物を含む環境中では潤滑性に富むＭ−（ＩＶｂ）２化
合物表面層を形成し、一層すぐれた摺動性能を付与でき
る。
以下、実施例により本発明をさらに詳細に説明する。
実施例 １ 炭素と窒素の比率５０：５０の炭窒化チタン（以下Ｔ
ｉ （Ｃ５０Ｎ５ｏ）のように表示する）粉末７０重量
％とニホウ化チタン粉末３０重量％とを十分に混合し、
この混合粉末を黒鉛型に充てんする。
この黒鉛型をダイ圧力２００ ｋｇ／ｃｎｉで加圧しな
がら、真空中で１７００℃に３０分間加熱焼成した。
このようにして得られた焼結体は抗折力１１０ｋｌｉｌ
／一代ビツカース硬度２３００ ｋｇ／ｍｖ？を有して
いた。
この焼結体の組織を走査型電子顕微鏡で観察すると、組
織内には空孔は見られなかった。
またこの焼結体を空気中で加熱したが、１０００℃まで
は酸化されず、１２００℃で、わずかに酸化膜で表面が
おおわれた。
実施例 ２ 第１表に示す各種のＴｉ（ＣＮ）粉末と１種以上のホウ
化金属粉末とを各種割合で十分に混合し、この混合粉末
を３０分間ホットプレスするか、あるいは、この混合粉
末を冷開成形した後、所定条件下で２時間普通焼結する
ことにより、それぞれの焼結体を製造した。
このようにして得た試料の組成、焼結条件及び焼結後の
焼結体の特性を第１表に示す。

Claims (1)

  1. 【特許請求の範囲】 １ 炭窒化チタン粉末に対し、ＴｉＢ２ 、ＣｒＢ２
    。 ＴａＢ２２ＭｒＩＢ２２ＭｏＢ２．ＶＢ２．ＮｂＢ２．
    ＨｆＢ２．ＡｌＢ２゜ＺｒＢ２等ニホウ化金属粉末ある
    いは高温時に六方晶系になるＷ２Ｂ６．Ｍｏ２Ｂ５等Ｍ
    ２Ｂ５型ホウ化金属粉末の中の１種以上を、全量に対し
    ５〜９５重量％添加した混合物を焼結してなる炭窒化チ
    タン−ホウ化金属系セラミックス材料。
JP57121748A 1982-07-12 1982-07-12 炭窒化チタン−ホウ化金属系セラミツクス材料 Expired JPS5918349B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57121748A JPS5918349B2 (ja) 1982-07-12 1982-07-12 炭窒化チタン−ホウ化金属系セラミツクス材料
US06/475,976 US4492764A (en) 1982-07-12 1983-03-16 Sintered ceramic body containing titanium carbonitride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57121748A JPS5918349B2 (ja) 1982-07-12 1982-07-12 炭窒化チタン−ホウ化金属系セラミツクス材料

Publications (2)

Publication Number Publication Date
JPS5913671A JPS5913671A (ja) 1984-01-24
JPS5918349B2 true JPS5918349B2 (ja) 1984-04-26

Family

ID=14818902

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57121748A Expired JPS5918349B2 (ja) 1982-07-12 1982-07-12 炭窒化チタン−ホウ化金属系セラミツクス材料

Country Status (2)

Country Link
US (1) US4492764A (ja)
JP (1) JPS5918349B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189677A2 (en) * 1984-12-24 1986-08-06 Director of Institute, Itaru Todoroki Sintered titanium carbo-nitride ceramics

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4704372A (en) * 1984-03-16 1987-11-03 Agency Of Industrial Science And Technology High-strength molybdenum silicide-based ceramic material and process for producing the same
US4693989A (en) * 1984-06-28 1987-09-15 Eltech Systems Corporation Preparation and sintering of refractory metal borides, carbides and nitrides of high purity
US5036028A (en) * 1988-05-03 1991-07-30 Agency Of Industrial Science And Technology High density metal boride-based ceramic sintered body
US5030038A (en) * 1988-10-17 1991-07-09 Sumitomo Electric Industries, Ltd. Hobbing tool for finishing gears
US5047372A (en) * 1988-12-29 1991-09-10 Ucar Carbon Technology Corporation Alloyed powder and method of preparing same
JPH02239156A (ja) * 1989-03-13 1990-09-21 Central Glass Co Ltd 二ホウ化金属系焼結体およびその製造方法
JPH0710747B2 (ja) * 1990-06-18 1995-02-08 工業技術院長 ホウ化物―酸化ジルコニウム―炭窒化物系セラミックス材料
US5427987A (en) * 1993-05-10 1995-06-27 Kennametal Inc. Group IVB boride based cutting tools for machining group IVB based materials
SE529290C2 (sv) * 2005-10-28 2007-06-19 Sandvik Intellectual Property Skär av kubisk bornitrid beständigt mot urflisning och eggbrott
CN102219540A (zh) * 2011-03-01 2011-10-19 山东科技大学 多孔Ti(C,N)-TiB2复合材料及其制备方法
CN110157998B (zh) * 2019-05-27 2021-02-02 太原理工大学 一种超硬自润滑刀具材料及其制备方法
CN113172220A (zh) * 2021-04-20 2021-07-27 天泽思创(武汉)智能交通科技有限公司 一种多功能金属-陶瓷复合材料及其制备方法
CN113929463B (zh) * 2021-10-15 2022-08-16 哈尔滨理工大学 一种烧结法制备钛副族碳氮化物固溶体复相陶瓷材料的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756565A (fr) * 1969-09-30 1971-03-01 Ugine Carbone Alliages durs a base de nitrures
SE392482B (sv) * 1975-05-16 1977-03-28 Sandvik Ab Pa pulvermetallurgisk veg framstelld legering bestaende av 30-70 volymprocent
US4022584A (en) * 1976-05-11 1977-05-10 Erwin Rudy Sintered cermets for tool and wear applications
US4268582A (en) * 1979-03-02 1981-05-19 General Electric Company Boride coated cemented carbide

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189677A2 (en) * 1984-12-24 1986-08-06 Director of Institute, Itaru Todoroki Sintered titanium carbo-nitride ceramics
EP0189677A3 (en) * 1984-12-24 1987-08-19 Director of Institute, Itaru Todoroki Sintered titanium carbo-nitride ceramics

Also Published As

Publication number Publication date
US4492764A (en) 1985-01-08
JPS5913671A (ja) 1984-01-24

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