Color improvements of phosphate esters

Details Color improvements of phosphate esters Color improvements of phosphate esters

C - Chemistry, Metallurgy

07

F

260/453.1, 260/4

C07F 9/12 (2006.01) C07F 9/02 (2006.01) C07F 9/09 (2006.01) C08K 5/523 (2006.01)

Patent

CA 1058200

COLOR IMPROVEMENT OF PHOSPHATE ESTERS Abstract A method for decolorizing and stabilizing alkylphenyl esters of phosphoric acid which comprises contacting the esters with an effective amount of a sodium salt selected from the group consisting of sodium dithionite and sodium formaldehyde sulfoxylate for a sufficient length of time to decolorize and stabilize the esters against subsequent color formation.

241830

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