(19)
(11) EP 0 304 454 A1

(12)

(43) Date of publication:
01.03.1989 Bulletin 1989/09

(21) Application number: 88902132.0

(22) Date of filing: 03.03.1988
(51) International Patent Classification (IPC): 
C08B 11/ 02( . )
C08B 11/ 08( . )
(86) International application number:
PCT/EP1988/000160
(87) International publication number:
WO 1988/007059 (22.09.1988 Gazette 1988/21)
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 14.03.1987 GB 19870006120

(71) Applicant: UNION CARBIDE BENELUX N.V.
B-2030 Antwerpen (BE)

(72) Inventors:
  • HUYBRECHTS, Serge
    GB-Doune, FK16 6DE (GB)
  • DETEMMERMAN, Alfons
    B-2730 Zwijndrecht (BE)
  • DE POOTER, Jozef
    B-2100 Deurne (BE)
  • BLYWEERT, Rudy, Eduard
    B-2730 Zwijndrecht (BE)

(74) Representative: Barz, Peter, Dr., et al 
Patentanwälte Dipl.-Ing. G. Dannenberg Dr. P. Weinhold, Dr. D. Gudel Dipl.-Ing. S. Schubert, Dr. P. Barz Siegfriedstrasse 8
D-80803 München
D-80803 München (DE)

   


(54) IMPROVED CELLULOSE ETHER AND ITS MANUFACTURE