MINIMIZATION OF VOLATILE ORGANIC SULPHUR BYPRODUCTS IN DIMETHYL SULFATE QUATERNIZATION OF AMINES MADE WITH HYPOPHOROUS ACID

Title:

MINIMIZATION OF VOLATILE ORGANIC SULPHUR BYPRODUCTS IN DIMETHYL SULFATE QUATERNIZATION OF AMINES MADE WITH HYPOPHOROUS ACID

Document Type and Number:

WIPO Patent Application WO2004060854

Kind Code:

A8

Abstract:

The present invention relates to a process for the minimization of volatile organic sulphur byproducts in dimethyl sulfate quaternization of amines made with hypophosphorous acid, which leads to the formation of an odor stable product.

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Inventors:

BAND ELLIOT (US)
DERY MAURICE (US)
JOYCE WILLIAM (US)
TELSCHOW JEFFREY E (US)
SU BIING MING (US)
ENGEL MICHAEL (US)
NOWAK JOHN (US)
PETERSON CLAUDE (US)
PROVIDENCE HAROLD (US)
TRINH PHUONG-NGA (US)
URQUART SANDRA (US)

Application Number:

PCT/EP2003/014890

Publication Date:

September 30, 2004

Filing Date:

December 23, 2003

Export Citation:

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Assignee:

AKZO NOBEL NV (NL)
BAND ELLIOT (US)
DERY MAURICE (US)
JOYCE WILLIAM (US)
TELSCHOW JEFFREY E (US)
SU BIING MING (US)
ENGEL MICHAEL (US)
NOWAK JOHN (US)
PETERSON CLAUDE (US)
PROVIDENCE HAROLD (US)
TRINH PHUONG-NGA (US)
URQUART SANDRA (US)

International Classes:

C07C213/06; C07C219/06; C07C219/08; (IPC1-7): C07C213/06; C07C219/06; C07C219/08; C11D1/62

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