EP2716387A4 - Coated cobalt powder and preparation method thereof - Google Patents

Coated cobalt powder and preparation method thereof

Info

Publication number: EP2716387A4
Authority: EP; European Patent Office
Prior art keywords: preparation; cobalt powder; coated cobalt; coated; powder
Prior art date: 2011-05-30
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.): Granted

Application number

EP11866957.1A

Other languages

German (de)

French (fr)

Other versions

EP2716387A1 (en

EP2716387B1 (en

Inventor

Miaomiao Guo

Zhebo Ma

Xianda He

Jifeng Zhou

Yue Fu

Cong Liu

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.)

GEM Co Ltd China

Jingmen GEM New Material Co Ltd

Original Assignee

Jingmen GEM New Material Co Ltd

Shenzhen Gem High Tech Co Ltd

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.)

2011-05-30

Filing date

2011-07-28

Publication date

2016-01-06

2011-07-28 Application filed by Jingmen GEM New Material Co Ltd, Shenzhen Gem High Tech Co Ltd filed Critical Jingmen GEM New Material Co Ltd

2014-04-09 Publication of EP2716387A1 publication Critical patent/EP2716387A1/en

2016-01-06 Publication of EP2716387A4 publication Critical patent/EP2716387A4/en

2019-05-29 Application granted granted Critical

2019-05-29 Publication of EP2716387B1 publication Critical patent/EP2716387B1/en

Status Active legal-status Critical Current

2031-07-28 Anticipated expiration legal-status Critical

Links

GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 title 1
238000002360 preparation method Methods 0.000 title 1

Classifications

- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/102—Metallic powder coated with organic material
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/15—Nickel or cobalt
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer

EP11866957.1A 2011-05-30 2011-07-28 Preparation method of a coated cobalt powder Active EP2716387B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CN2011101422628A CN102303114B (en)	2011-05-30	2011-05-30	Cladding cobalt powder and preparation method thereof
PCT/CN2011/077727 WO2012162936A1 (en)	2011-05-30	2011-07-28	Coated cobalt powder and preparation method thereof

Publications (3)

Publication Number	Publication Date
EP2716387A1 EP2716387A1 (en)	2014-04-09
EP2716387A4 true EP2716387A4 (en)	2016-01-06
EP2716387B1 EP2716387B1 (en)	2019-05-29

Family

ID=45377082

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP11866957.1A Active EP2716387B1 (en)	2011-05-30	2011-07-28	Preparation method of a coated cobalt powder

Country Status (4)

Country	Link
US (1)	US20140113140A1 (en)
EP (1)	EP2716387B1 (en)
CN (1)	CN102303114B (en)
WO (1)	WO2012162936A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN106563802B (en) *	2015-10-08	2020-02-07	荆门市格林美新材料有限公司	Preparation method of granular coated cobalt powder
CN108176851A (en) *	2018-01-02	2018-06-19	中国工程物理研究院化工材料研究所	A kind of metallic aluminium powder coats means of defence
CN112974798B (en) *	2021-02-05	2021-11-16	哈尔滨工业大学	Method for dustless treatment of beryllium powder
CN113444878A (en) *	2021-06-30	2021-09-28	安徽寒锐新材料有限公司	Wet granulating method for cobalt powder
CN114535565B (en) *	2022-04-22	2022-08-26	中航迈特粉冶科技（北京）有限公司	Metal powder antioxidant and surface modification method

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EP0091013A1 (en) *	1982-04-05	1983-10-12	GTE Products Corporation	Process for producing refractory powder
US4788080A (en) *	1987-04-27	1988-11-29	Canadian Patents And Development Limited	Process and apparatus for coating particles with fine powder
EP0437972A2 (en) *	1989-12-29	1991-07-24	Nihon Parkerizing Co., Ltd.	Non-aqueous coating composition and coated metal
WO2000030787A1 (en) *	1998-11-26	2000-06-02	Sandvik Ab; (Publ)	Deagglomerating cobalt powder
US20040105980A1 (en) *	2002-11-25	2004-06-03	Sudarshan Tirumalai S.	Multifunctional particulate material, fluid, and composition

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JPS5662903A (en) *	1979-10-23	1981-05-29	Hitachi Maxell Ltd	Metal magnetic powder and its treatment
JPH0613722B2 (en) *	1986-11-27	1994-02-23	ホソカワミクロン株式会社	Resin coating method for metal powder
JPH0754004A (en) *	1993-08-17	1995-02-28	Mitsubishi Steel Mfg Co Ltd	Production of sintered product of head metal powder
CN1579678A (en) *	2003-08-13	2005-02-16	河南卡斯通超硬材料有限公司	Metal Powder and alloy powder surface cobalt-covering method
CN100484668C (en) *	2004-12-06	2009-05-06	荆门市格林美新材料有限公司	Production method and apparatus for super fine cobalt powder by circulating technology
CN100360613C (en) *	2005-03-25	2008-01-09	浙江工业大学	Temperature sensitive composite materials and preparing process thereof
CN101316672B (en) *	2005-11-28	2011-06-22	联合材料公司	Tungsten alloy particles, machining process with the same, and process for production thereof
CN101338382B (en) *	2007-07-06	2010-05-12	湖南世纪特种合金有限公司	Method for preparing high strength cemented carbide
CN101713074B (en) *	2009-11-11	2011-06-29	重庆群崴电子材料有限公司	Anti-oxidation protective agent for welding tin material

2011
- 2011-05-30 CN CN2011101422628A patent/CN102303114B/en active Active
- 2011-07-28 US US14/123,217 patent/US20140113140A1/en not_active Abandoned
- 2011-07-28 EP EP11866957.1A patent/EP2716387B1/en active Active
- 2011-07-28 WO PCT/CN2011/077727 patent/WO2012162936A1/en active Application Filing

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0091013A1 (en) *	1982-04-05	1983-10-12	GTE Products Corporation	Process for producing refractory powder
US4788080A (en) *	1987-04-27	1988-11-29	Canadian Patents And Development Limited	Process and apparatus for coating particles with fine powder
EP0437972A2 (en) *	1989-12-29	1991-07-24	Nihon Parkerizing Co., Ltd.	Non-aqueous coating composition and coated metal
WO2000030787A1 (en) *	1998-11-26	2000-06-02	Sandvik Ab; (Publ)	Deagglomerating cobalt powder
US20040105980A1 (en) *	2002-11-25	2004-06-03	Sudarshan Tirumalai S.	Multifunctional particulate material, fluid, and composition

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012162936A1 *

Also Published As

Publication number	Publication date
WO2012162936A1 (en)	2012-12-06
CN102303114B (en)	2013-06-26
EP2716387A1 (en)	2014-04-09
US20140113140A1 (en)	2014-04-24
CN102303114A (en)	2012-01-04
EP2716387B1 (en)	2019-05-29

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