HOMOGENEOUS TERPOLYMERS OF VINYL PYRROLIDONE, A QUATERNARY AMMONIUM MONOMER AND A HYDROPHOBIC MONOMER - Patent 0800540

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(11)

EP 0 800 540 A1

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(43)	Date of publication:
	15.10.1997 Bulletin 1997/42

(21)	Application number: 95943076.0

(22)	Date of filing: 13.12.1995

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International Patent Classification (IPC):

C08F 2/ 06^{( . )}
A61Q 5/ 00^{( . )}
A61Q 5/ 12^{( . )}
C08F 220/ 34^{( . )}
C08F 226/ 06^{( . )}

A61K 8/ 81^{( . )}
A61Q 5/ 06^{( . )}
C08F 220/ 18^{( . )}
C08F 220/ 56^{( . )}

(86)	International application number:
	PCT/US1995/016127

(87)	International publication number:
	WO 1996/020227 (04.07.1996 Gazette 1996/30)

(84)	Designated Contracting States:
	CH DE ES FR GB LI

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Priority:

28.12.1994 US 19940365260
28.12.1994 US 19940365525

(71)	Applicant: ISP INVESTMENTS INC.
	Wilmington, Delaware 19801 (US)

(72)	Inventors:
	LIU, Kou-Chang Wayne, NJ 07470 (US) LOGIN, Robert, B. Simpsonville, SC 19681 (US) REUVEN, Yakir West Orange, NJ 07052 (US)

(74)	Representative: Harrison, David Christopher, et al
	MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP London WC2B 6HP (GB)

(54)	HOMOGENEOUS TERPOLYMERS OF VINYL PYRROLIDONE, A QUATERNARY AMMONIUM MONOMER AND A HYDROPHOBIC MONOMER