(19)
(11) EP 0 420 954 A1

(12)

(43) Date of publication:
10.04.1991 Bulletin 1991/15

(21) Application number: 90905541.0

(22) Date of filing: 11.04.1990
(51) International Patent Classification (IPC): 
C08L 23/ 00( . )
C08L 29/ 00( . )
C08L 51/ 06( . )
 C08L 23/ 02( . )
C08L 29/ 04( . )
C08L 77/ 00( . )
(86) International application number:
PCT/FI1990/000106
(87) International publication number:
WO 1990/012062 (18.10.1990 Gazette 1990/24)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB IT LI LU NL SE

(30) Priority: 13.04.1989 FI 19890001754
13.04.1989 FI 19890001755

(71) Applicant: NESTE OY
FIN-02150 Espoo (FI)

(72) Inventors:
  • SEPPÄNEN, Hanneli
    SF-00870 Helsinki (FI)
  • BERGSTRÖM, Christer
    SF-02170 Espoo (FI)
  • LINDSTRÖM, Helge
    SF-06650 Hamari (FI)
  • MATTSON, Lars-Ake
    SF-00920 Helsinki (FI)
  • STJERNBERG, Maria
    SF-00840 Helsinki (FI)
  • TUOMINEN, Olli
    SF-00920 Helsinki (FI)
  • KETTUNEN, Leila
    SF-07230 Monninkylä (FI)

(74) Representative: Bühling, Gerhard, Dipl.-Chem. 
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
D-80336 München
D-80336 München (DE)

   


(54) GAS-SEALED MATERIAL