Inhibiting color change in cumene hydroperoxide

Details Inhibiting color change in cumene hydroperoxide Inhibiting color change in cumene hydroperoxide

C - Chemistry, Metallurgy

07

C

C07C 407/00 (2006.01) C07C 409/10 (2006.01)

Patent

CA 2111114

2111114 9321152 PCTABS00027 Undesirable color change in freshly manufactured cumene hydroperoxide is inhibited by treatment comprising adding sodium hydroxide in an effective amount up to about 120 ppm and holding the treated cumene hydroperoxide at a temperature of about 50 ·C to about 70 ·C for 0.5 to two hours; optionally the cumene hydroperoxide so treated in the higher end of this caustic range is further treated with a wiped-film evaporator.

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