C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 303/32 (2006.01) C07G 99/00 (2009.01) C07C 309/31 (2006.01) C10M 159/24 (2006.01)
Patent
CA 2051279
A method of preparing a calcium sulfonate having at least a TBN of 500 where the method comprises reacting CaO, Ca(OH)2 and H2O, and synthetic monoalkylbenzene sulfonate and synthetic dialkylbenzene sulfonate in certain molar ratios, respectively, for a s0ufficient length of time to produce the overbased calcium sulfonate.
Jao Tze-Chi
Powers William Joseph III
Vaccaro Jayne Meiselbach
Ethyl Additives Corporation
Smart & Biggar
Texaco Development Corporation
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