Overbased calixarates, compositions containing them and use as l

Details Overbased calixarates, compositions containing them and use as l Overbased calixarates, compositions containing them and use as l

1991-03-22

1992-05-19

Willis, Jr., Prince

Compositions

Electrolytes for electrical devices

252 427, 568325, 568631, 549348, C10M14500, C07C 3522

Patent

active

051146010

ABSTRACT:
Non-sulphurized overbased metal salts of sulphur-free calixarenes having a substituent hydroxyl group or groups available for reaction with metal base are claimed. The salts are useful as additives to lubricating oils by reason of their acids neutralization capability, their detergent and their antioxidant properties.

REFERENCES:
patent: 3857790 (1974-12-01), Saunders et al.
patent: 3928216 (1975-12-01), Saunders et al.
patent: 4032514 (1977-06-01), Buriks et al.
patent: 4435301 (1984-03-01), Brannen et al.
patent: 4474917 (1984-10-01), Burton
patent: 4477377 (1984-10-01), Izatt et al.
patent: 4550197 (1985-10-01), Shippey
C. D. Gutsche et al. Calixarenes 4. The Synthesis, Characterization, and Properties of the Calixarenes from p-teet-Butylphenol., 1981 pp. 3782-3792 J. Am. Chem. Soc., vol. 103.

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