A METHOD OF PREPARING A LITHIUM IRON PHOSPHATE CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERIES - Patent 2238638

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EP 2 238 638 A1

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(43)	Date of publication:
	13.10.2010 Bulletin 2010/41

(21)	Application number: 08715347.4

(22)	Date of filing: 28.03.2008

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International Patent Classification (IPC):

H01M 4/58^(2010.01)

C01B 25/45^(2006.01)

(86)	International application number:
	PCT/CN2008/070611

(87)	International publication number:
	WO 2009/117871 (01.10.2009 Gazette 2009/40)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA MK RS

(71)	Applicant: Byd Company Limited
	Shenzhen Guangdong 518118 (CN)

(72)	Inventors:
	DAI, Quan Shenzhen Guangdong 518118 (CN) SHEN, Julin Shenzhen Guangdong 518118 (CN) XIAO, Feng Shenzhen Guangdong 518118 (CN)

(74)	Representative: HOFFMANN EITLE
	Patent- und Rechtsanwälte Arabellastrasse 4 81925 München 81925 München (DE)

(54)	A METHOD OF PREPARING A LITHIUM IRON PHOSPHATE CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERIES