C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 159/20 (2006.01) C10M 135/10 (2006.01) C10M 159/24 (2006.01)
Patent
CA 2121474
This invention is directed to neutral and law overbased alkylphenoxy sulfonates derived from alkylphenols prepared by al- kylating phenol with an acidic alkylation catalyst having a Hammett (H o) acidity function of about -2.3 or less (less positive).
Campbell Curtis B.
Matera Kathryn E.
Mcdonald John
Nelson Richard J.
Ruelas Susanne G.
Chevron Research And Technology Company
Chevron U.s.a. Inc.
Sim & Mcburney
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