Oxazolines of 2-(alkylthio)succinic acids as an additive for dri

Compositions – Leather or fur treating

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548237, C09K 700, C09K 300, E21B 300, C07D26100

Patent

active

044315511

ABSTRACT:
Aqueous drilling muds are improved in lubricity by the presence of at least an effective amount of an oxazoline of a C.sub.6 to C.sub.50 2-(alkylthio)succinic acid or anhydride.

REFERENCES:
patent: 2924571 (1960-02-01), Hughes
patent: 3723451 (1973-03-01), Tomalia et al.
patent: 4253982 (1981-03-01), Bridger et al.

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