THE USE OF BUTYLENE OXIDE (BO) BASED POLYOLS TO IMPROVE THE COMPATIBILITY OF PENTANE AND CYCLOPENTANE IN RIGID POLYURETHANE FOAMS - Patent 0946620

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EP 0 946 620 A1

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(43)	Date of publication:
	06.10.1999 Bulletin 1999/40

(21)	Application number: 97954618.0

(22)	Date of filing: 19.12.1997

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International Patent Classification (IPC):

C08G 18/ 42^{( . )}
C08G 63/ 12^{( . )}
C08G 101/ 00^{( . )}

C08G 18/ 48^{( . )}
C08J 9/ 14^{( . )}

(86)	International application number:
	PCT/US1997/023803

(87)	International publication number:
	WO 1998/027132 (25.06.1998 Gazette 1998/25)

(84)	Designated Contracting States:
	AT BE DE DK ES FR GB IT NL PT SE

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Priority:

19.12.1996 US 19960032449P

(71)	Applicant: THE DOW CHEMICAL COMPANY
	Midland, Michigan 48674 (US)

(72)	Inventors:
	BHATTACHARJEE, Debkumar Lake Jackson, TX 77566 (US) LATHAM, Dwight, David Clute, TX 77531 (US) NELSON, Gilbert, L. Lake Jackson, TX 77566 (US) LEIGON, C., R. Lake Jackson, TX 77566 (US)

(74)	Representative: Raynor, John, et al
	W.H. Beck, Greener & Co 7 Stone Buildings Lincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)

(54)	THE USE OF BUTYLENE OXIDE (BO) BASED POLYOLS TO IMPROVE THE COMPATIBILITY OF PENTANE AND CYCLOPENTANE IN RIGID POLYURETHANE FOAMS