C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
202/105, 260/233
C07H 13/06 (2006.01) B01D 3/32 (2006.01) C07C 67/54 (2006.01) C07C 69/58 (2006.01)
Patent
CA 2032676
ABSTRACT The present invention pertains to a process for refining organic- solvent containing crude polyol fatty-acid polyester reaction product, comprising the steps of distilling the crude reaction product to substantially remove the organic solvent, and subsequently subjecting the distilled reaction product to a bleaching treatment. The process allows an economic use of bleaching accents while achieving good colour and colour stability of the refined product.
Barmentlo Bart
Buuren Jan Van
Hulstaert Alexander M. M.
Plc Unilever
Ridout & Maybee Llp
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