(19)

(11)

EP 1 140 453 A1

(12)

(43) Date of publication: 10.10.2001 Bulletin 2001/41 (21) Application number: 99961253.4 (22) Date of filing: 23.12.1999

(51) International Patent Classification (IPC)7: B29C 41/04 (86) International application number: PCT/IE9900/144 (87) International publication number: WO 0038/897 (06.07.2000 Gazette 2000/27)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 23.12.1998 IE 981100 (71) Applicant: Kingspan Research and Developments Limited Kingscourt, County Cavan (IE)	(72) Inventors: MURTAGH, Adrian TuamCounty Galway (IE) FEERICK, Patrick Joseph TuamCo unty Galway (IE) (74) Representative: O'Brien, John Augustine et al John A. O'Brien & Associates,Third Floor,Duncairn House,14 Carysfort Avenue Blackrock, Co Dublin Blackrock, Co Dublin (IE)