Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters
Patent
1993-09-10
1995-05-30
Lee, Mary C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus esters
558162, 558164, C07F 912
Patent
active
054203279
ABSTRACT:
Hydrocarbyl bisphosphate compounds containing hindered aryl substituents in the phosphate groups can be formed by: (a) reacting a hindered phenol, e.g., xylenol, with a phosphorus oxytrihalide, e.g., phosphorus oxytrichloride, to form a reaction product mixture; and (b) combining the reaction product, without distillation of the product from the reaction product mixture, from (a) mixture with a hydrocarbyl diol, e.g., one containing a phenyl ring such as hydroquinone or resorcinol.
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Bright Danielle A.
Pirrelli Ronald L.
Akzo Nobel N.V.
Ambrose Michael G.
Fennelly Richard P.
Lee Mary C.
Morris Louis A.
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