(19)
(11) EP 1 173 507 A1

(12)

(43) Date of publication:
23.01.2002 Bulletin 2002/04

(21) Application number: 00925213.1

(22) Date of filing: 14.04.2000
(51) International Patent Classification (IPC)7: C08K 5/00
(86) International application number:
PCT/EP0003/380
(87) International publication number:
WO 0063/282 (26.10.2000 Gazette 2000/43)
(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: 16.04.1999 JP 10868599
16.04.1999 JP 10868499
16.04.1999 JP 10868399
16.04.1999 JP 10868299
19.04.1999 JP 11023299
19.04.1999 JP 11023199
19.04.1999 JP 11023099

(71) Applicants:
  • C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • Bayer Aktiengesellschaft
    51368 Leverkusen (DE)

(72) Inventors:
  • SATANI, Shoichi,C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • NISHIKATA, Akira,C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • OKUNO, Hirofumi,C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • HASHIMOTO, Hideaki,C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • WADA, Nobuaki,C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • SANO, Shigeo,C.I. Kasei Co., Ltd.
    Tokyo 104-8321 (JP)
  • VOIGT, Michael
    D-47239 Duisburg (DE)
  • TIMMERMANN, Ralf
    D-47800 Krefeld (DE)
  • SCHULZ-SCHLITTE, Wolfgang
    D-40764 Langenfeld (DE)

(74) Representative: Feldhues, Michael L.F., Dr. 
Bayer Aktiengesellschaft, Konzernbereich RP, Patente und Lizenzen
51368 Leverkusen
51368 Leverkusen (DE)

   


(54) RESIN COMPOSITION FOR BIODEGRADABLE AGRICULTURAL FILMS WITH ENHANCED WEATHERABILITY