C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
260/496.2
C07F 9/12 (2006.01) C07F 9/02 (2006.01)
Patent
CA 1105047
ABSTRACT OF THE DISCLOSURE A method of purifying triaryl phosphate to be used as electrical insulating oil, comprising a first step of washing the phosphate with the aqueous solution of alkali, a second step of diluting the phosphate with aromatic insulating oil, a third step of treating the diluted phosphate with acid clay in an atmosphere of dry gas so that the acid clay adsorbs the impurities in the phosphate and a fourth step of treating the phosphate under reduced pressure for removal of any remain- ing impurities therefrom. : 1-
303158
Mukai Sadayoshi
Otani Yoshiaki
Yamaguchi Osamu
Nissin Electric Co. Ltd.
Smart & Biggar
LandOfFree
Method of purifying triaryl phosphate does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method of purifying triaryl phosphate, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of purifying triaryl phosphate will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-90136