DE602004030047D1 - Auf wolfram basierendes gesintertes material mit hoher festigkeit und hoher härte und form zum heisspressen einer optischen glaslinse - Google Patents

Auf wolfram basierendes gesintertes material mit hoher festigkeit und hoher härte und form zum heisspressen einer optischen glaslinse

Info

Publication number
DE602004030047D1
DE602004030047D1 DE602004030047T DE602004030047T DE602004030047D1 DE 602004030047 D1 DE602004030047 D1 DE 602004030047D1 DE 602004030047 T DE602004030047 T DE 602004030047T DE 602004030047 T DE602004030047 T DE 602004030047T DE 602004030047 D1 DE602004030047 D1 DE 602004030047D1
Authority
DE
Germany
Prior art keywords
tungsten
forming
hot pressing
optical glass
material based
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.)
Active
Application number
DE602004030047T
Other languages
English (en)
Inventor
Ji-Bin Yang
Masato Otsuki
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.)
Nidec Material Corp
Original Assignee
Mitsubishi Materials CMI Corp
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 Mitsubishi Materials CMI Corp filed Critical Mitsubishi Materials CMI Corp
Publication of DE602004030047D1 publication Critical patent/DE602004030047D1/de
Anticipated expiration legal-status Critical
Active legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/045—Alloys based on refractory metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/04—Alloys based on tungsten or molybdenum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C03B2215/06—Metals or alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
DE602004030047T 2004-03-05 2004-07-13 Auf wolfram basierendes gesintertes material mit hoher festigkeit und hoher härte und form zum heisspressen einer optischen glaslinse Active DE602004030047D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2004062251 2004-03-05
JP2004070278 2004-03-12
JP2004076757 2004-03-17
PCT/JP2004/010278 WO2005085486A1 (ja) 2004-03-05 2004-07-13 高強度および高硬度を有するタングステン系焼結材料およびそれからなる光学ガラスレンズの熱間プレス成形金型

Publications (1)

Publication Number Publication Date
DE602004030047D1 true DE602004030047D1 (de) 2010-12-23

Family

ID=34923016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004030047T Active DE602004030047D1 (de) 2004-03-05 2004-07-13 Auf wolfram basierendes gesintertes material mit hoher festigkeit und hoher härte und form zum heisspressen einer optischen glaslinse

Country Status (6)

Country Link
US (1) US7615094B2 (de)
EP (1) EP1724369B1 (de)
KR (2) KR101136765B1 (de)
DE (1) DE602004030047D1 (de)
TW (1) TWI263682B (de)
WO (1) WO2005085486A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4614908B2 (ja) * 2005-05-11 2011-01-19 日立粉末冶金株式会社 冷陰極蛍光ランプ用電極
CA2616151C (en) 2005-07-28 2015-11-03 Nanocomp Technologies, Inc. Systems and methods for formation and harvesting of nanofibrous materials
TWI588267B (zh) * 2016-07-20 2017-06-21 Nat Chung-Shan Inst Of Science And Tech High purity tungsten metal material and preparation method of tungsten target
US10581082B2 (en) 2016-11-15 2020-03-03 Nanocomp Technologies, Inc. Systems and methods for making structures defined by CNT pulp networks
CN113278837B (zh) * 2021-05-17 2022-04-26 合肥工业大学 一种高致密度Y2O3掺杂W-Re合金的制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1086708A (en) * 1966-02-01 1967-10-11 Gen Electric Co Ltd Improvements in or relating to metal bodies and their manufacture
CA971398A (en) 1971-03-18 1975-07-22 Robert Grierson Tungsten-nickel-iron-molybdenum alloys
JPS5341087A (en) * 1976-09-27 1978-04-14 Yoshida Seisakusho Kk Dental curing chair
JPS60228634A (ja) 1984-04-24 1985-11-13 Mitsubishi Metal Corp タングステン基焼結材料の製造方法
JPS647141A (en) * 1986-10-28 1989-01-11 Toshiba Corp Mode switching control system
US4812372A (en) * 1988-01-25 1989-03-14 Owens-Corning Fiberglas Corporation Refractory metal substrate and coatings therefor
JPH06128604A (ja) 1992-10-19 1994-05-10 Toshiba Corp 金属材料の製造方法
DE4442161C1 (de) * 1994-11-27 1996-03-07 Bayerische Metallwerke Gmbh Verfahren zur Herstellung eines Formteils
AT2017U1 (de) * 1997-05-09 1998-03-25 Plansee Ag Verwendung einer molybdän-/wolfram-legierung in bauteilen für glasschmelzen
JP3775151B2 (ja) 2000-02-08 2006-05-17 住友金属工業株式会社 ガラス成形治工具用Ｎｉ−Ｗ合金
JP3969110B2 (ja) 2002-02-15 2007-09-05 三菱マテリアルシ−エムアイ株式会社 耐ガラス腐食性にすぐれた高精度光学ガラスレンズの熱間プレス成形用ｗ基焼結合金製金型
JP4189723B2 (ja) 2002-08-26 2008-12-03 三菱マテリアルシ−エムアイ株式会社 高精度光学ガラスレンズの熱間プレス成形に用いるのに適したタングステン基焼結合金金型
JP4222223B2 (ja) 2004-02-24 2009-02-12 三菱マテリアルシ−エムアイ株式会社 光学ガラスレンズの熱間プレス成形金型として用いるのに適した細粒組織を有する高硬度タングステン系焼結材料

Also Published As

Publication number Publication date
EP1724369A1 (de) 2006-11-22
KR20110094360A (ko) 2011-08-23
KR101159086B1 (ko) 2012-06-25
WO2005085486A1 (ja) 2005-09-15
TWI263682B (en) 2006-10-11
EP1724369B1 (de) 2010-11-10
US7615094B2 (en) 2009-11-10
KR101136765B1 (ko) 2012-04-19
TW200530408A (en) 2005-09-16
US20070169586A1 (en) 2007-07-26
EP1724369A4 (de) 2008-04-16
KR20070026416A (ko) 2007-03-08

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