Sec-butylbiphenyl composition and process

Details Sec-butylbiphenyl composition and process Sec-butylbiphenyl composition and process

H - Electricity

01

B

31/102, 6/218

H01B 3/22 (2006.01) B41M 5/165 (2006.01) C07C 2/68 (2006.01) C09D 11/00 (2006.01)

Patent

CA 1145925

ABSTRACT OF THE DISCLOSURE A water-white, essentially odorless liquid useful as a dielectric oil and as a dye solvent, particularly for a carbonless paper solvent, consisting essentially of about ?2% to about ??% by weight of mono-sec-butylbiphenyl and about 12% to about ??% of di-sec-butylbiphenyl prepared by reacting highly pure 1-butene or 2- butene with biphenyl at a mol ratio of butene to biphenyl of from about 0.? to about 0.? and at a temperature of about 230°F to about 475°F in the presence of an aluminum chloride catalyst, distilling the reaction product under vacuum to remove about 370°F and about 440°F at 30 mm Hg. pressure or the equivalent thereof.

373998

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