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EP 1 204 629 A1

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(43) Date of publication: 15.05.2002 Bulletin 2002/20 (21) Application number: 00952171.7 (22) Date of filing: 21.07.2000

(51) International Patent Classification (IPC)7: C07C 67/36, C07C 51/12, C07C 69/14, C07C 53/08, C07C 29/15, C07C 31/04 (86) International application number: PCT/US0020/018 (87) International publication number: WO 0107/393 (01.02.2001 Gazette 2001/05)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 23.07.1999 US 360097 10.07.2000 US 102574 P (71) Applicant: UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION Danbury,Connecticut 06817-0001 (US)

(72) Inventors: WEGMAN, Richard, William South Charleston, WV 25303 (US) SOMERVILLE, McNeill, David Hurricane, WV 25526 (US) FISH, Barry, Brent Nitro, WV 24143 (US) ROOKS, Raymond, Edwin Cross Lanes, WV 25313 (US) LEE, Chinsoo, Stephen Charleston, WV 25314 (US) BRYAN, Paul, Frank Mt. Veron, IN 47620 (US) BARTLEY, William, J. Charleston, WV 25314 (US) MINAHAN, David, Michael, Anthony Nitro, WV 25143 (US) HO, Fungau Charleston, WV 25314 (US) (74) Representative: Barz, Peter et al Kaiserplatz 2 80803 München 80803 München (DE)