METHOD OF GRAFTING FUNCTIONAL GROUPS TO SYNTHETIC POLYMERS FOR MAKING BIODEGRADABLE PLASTICS - Patent 0843692

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EP 0 843 692 A1

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(43)	Date of publication:
	27.05.1998 Bulletin 1998/22

(21)	Application number: 97927935.0

(22)	Date of filing: 02.06.1997

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International Patent Classification (IPC):

C08L 1/ 00^{( . )}
C08G 63/ 91^{( . )}
C08L 51/ 08^{( . )}
C08L 89/ 00^{( . )}

C08F 283/ 02^{( . )}
C08L 3/ 00^{( . )}
C08L 67/ 04^{( . )}
C08L 101/ 16^{( . )}

(86)	International application number:
	PCT/US1997/009543

(87)	International publication number:
	WO 1997/047670 (18.12.1997 Gazette 1998/02)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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Priority:

13.06.1996 US 19960662701

(71)	Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTA
	Minneapolis MN 55455 (US)

(72)	Inventors:
	BHATTACHARYA, Mrinal Vadnais Heights, MN 55110 (US) JOHN, Jacob St. Paul, MN 55108 (US) VAIDYA, Utpal Eden Prairie, MN 55344 (US)

(74)	Representative: Türk, Gille, Hrabal, Leifert
	Brucknerstrasse 20 40593 Düsseldorf 40593 Düsseldorf (DE)

(54)	METHOD OF GRAFTING FUNCTIONAL GROUPS TO SYNTHETIC POLYMERS FOR MAKING BIODEGRADABLE PLASTICS