Overbased additives

Details Overbased additives Overbased additives

1986-08-12

1989-01-10

Dixon, Jr., William R.

Compositions

Electrolytes for electrical devices

252 33, 252 41, 252 482, C10M13510

Patent

active

047972173

ABSTRACT:
A highly basic lithium sulphonate, having a TBN of at least 250 mgKOH/g is prepared by heating a mixture of lithium hydroxide monohydrate and a solvent to remove water as an azeotrope of water and said solvent prior to formation of the lithium salt of the sulphonic acid and subsequently overbasing with carbon dioxide.

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