(19)

(11)

EP 2 200 952 A1

(12)

(43) Date of publication: 30.06.2010 Bulletin 2010/26 (21) Application number: 08806297.1 (22) Date of filing: 17.09.2008

(51) International Patent Classification (IPC):  C04B 35/573(2006.01) F16D 69/02(2006.01) C04B 35/80(2006.01) (86) International application number: PCT/GB2008/003141 (87) International publication number: WO 2009/037437 (26.03.2009 Gazette 2009/13)

(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 (30) Priority: 17.09.2007 GB 0718103 (71) Applicant: Surface Transforms Plc Ellesmere Port, Cheshire CH66 1ST (GB)	(72) Inventors: JOHNSON, Kevin Sale, Manchester M33 3DL (GB) HUBBARD, David, Andrew Meols, WirralCH47 7BD (GB) MARSON, Andrew, John Tattenhall, Cheshire CH3 9RJ (GB) WHITFIELD, Geoffrey, Shawn Dark Ark Lane, Manley WA6 9EG (GB) FARIA, Julio, Joseph Cheshire CW6 0RF (GB) (74) Representative: Hall, Matthew Benjamin  Dehns St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)