COATED METAL POWDER, DUST CORE AND METHOD FOR PRODUCING SAME

Title:

COATED METAL POWDER, DUST CORE AND METHOD FOR PRODUCING SAME

Document Type and Number:

WIPO Patent Application WO/2011/126120

Kind Code:

A1

Abstract:

A coated metal powder which comprises a metal powder containing iron as the main component and an insulating layer comprising calcium phosphate and a metal oxide, said insulating layer being formed on the surface of said metal powder, wherein the insulating layer contains an organosilicon compound either on the surface or in the inside thereof.

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Inventors:

SHIMOYAMA TAKEHIRO (JP)
MARUYAMA TETSUSHI (JP)

Application Number:

PCT/JP2011/058937

Publication Date:

October 13, 2011

Filing Date:

April 08, 2011

Export Citation:

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Assignee:

HITACHI CHEMICAL CO LTD (JP)
SHIMOYAMA TAKEHIRO (JP)
MARUYAMA TETSUSHI (JP)

International Classes:

B22F1/102; B22F3/00; H01F1/24; H01F1/33; H01F3/08; H01F27/255; H01F41/02

Domestic Patent References:

WO2009075173A1	2009-06-18
WO2009116938A1	2009-09-24

Foreign References:

JP2006024869A

2006-01-26

Attorney, Agent or Firm:

HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)

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Claims:

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