(19)
(11) EP 1 064 424 A1

(12)

(43) Date of publication:
03.01.2001 Bulletin 2001/01

(21) Application number: 99906557.6

(22) Date of filing: 26.02.1999
(51) International Patent Classification (IPC)7: D21H 15/00, D21H 21/54
(86) International application number:
PCT/KR9900/089
(87) International publication number:
WO 9945/199 (10.09.1999 Gazette 1999/36)
(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: 02.03.1998 KR 9806706

(71) Applicant: Korea Security Printing and Minting Corporation
Taejon 305-350 (KR)

(72) Inventors:
  • KIM, Jong, Kyu
    Seo-gu,Taejon 302-150 (KR)
  • PARK, Yong, Hwan
    Taeduk-gu,Taejon 306-060 (KR)

(74) Representative: Goddar, Heinz J., Dr. et al
FORRESTER & BOEHMERTFranz-Joseph-Strasse 38
80801 München
80801 München (DE)

   


(54) IMPROVED PROCESS FOR THE PREPARATION OF SECURITY THREAD