(19)

(11)

EP 2 691 558 A2

(12)

(88) Date of publication A3: 10.01.2013 (43) Date of publication: 05.02.2014 Bulletin 2014/06 (21) Application number: 12710959.3 (22) Date of filing: 29.03.2012

(51) International Patent Classification (IPC):  C23F 13/06(2006.01) C09D 5/10(2006.01) C23F 1/00(2006.01) B29C 45/73(2006.01) C23C 18/12(2006.01) C09J 5/02(2006.01) B29C 33/04(2006.01) (86) International application number: PCT/EP2012/055611 (87) International publication number: WO 2012/130929 (04.10.2012 Gazette 2012/40)

(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 RS SE SI SK SM TR (30) Priority: 29.03.2011 ES 201130481 (71) Applicant: Rovalma, S.A. 08228 Barcelona (ES)	(72) Inventor: VALLS ANGLÉS, Isaac E-08228 Terrassa (Barcelona) (ES) (74) Representative: Elzaburu Marquez, Alberto  Elzaburu, S.L.P. C/ Miguel Ángel, 21 28010 Madrid 28010 Madrid (ES)