(19)
(11) EP 1 009 733 A1

(12)

(43) Date of publication:
21.06.2000 Bulletin 2000/25

(21) Application number: 98946382.3

(22) Date of filing: 19.08.1998
(51) International Patent Classification (IPC)7: C07C 227/18, C08G 69/10
(86) International application number:
PCT/EP9805/268
(87) International publication number:
WO 9911/603 (11.03.1999 Gazette 1999/10)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB IE IT LI MC NL SE

(30) Priority: 04.09.1997 EP 97202722

(71) Applicant: Amylum Belgium
9300 Aalst (BE)

(72) Inventors:
  • CAMI, Pierre
    F-80190 Languevoisin (FR)
  • LECOMTE, Didier
    F-02300 Chauny (FR)
  • EYAL, Aharon
    93380 Jerusalem (IL)
  • VITNER, Aher
    96750 Jerusalem (IL)

(74) Representative: Leherte, Georges M.L.M., Dr. 
K.O.B. n.v.,Pres. Kennedypark 31c
8500 Kortrijk
8500 Kortrijk (BE)

   


(54) PROCESS FOR PREPARING ASPARTIC ACID FROM AMMONIUM ASPARTATE, AND CONTINUOUS PROCESS FOR PREPARING POLYSUCCINIMIDE INVOLVING SUCH PROCESS