(19)

(11)

EP 2 475 495 A1

(12)

(43) Date of publication: 18.07.2012 Bulletin 2012/29 (21) Application number: 10815508.6 (22) Date of filing: 09.09.2010

(51) International Patent Classification (IPC):  B23K 31/00(2006.01) B01J 19/00(2006.01) (86) International application number: PCT/JP2010/065999 (87) International publication number: WO 2011/030919 (17.03.2011 Gazette 2011/11)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 10.09.2009 JP 2009209219 (71) Applicant: Sumitomo Chemical Company, Limited Tokyo 104-8260 (JP)	(72) Inventor: HOSHIKA, Takahisa Niihama-shi Ehime 792-0856 (JP) (74) Representative: Jackson, Martin Peter  J A Kemp 14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)