Polyether glycol derivatives of 2,5-dimercapto-1,3,4-thiadiazole

Details Polyether glycol derivatives of 2,5-dimercapto-1,3,4-thiadiazole Polyether glycol derivatives of 2,5-dimercapto-1,3,4-thiadiazole

1991-05-09

1992-08-11

Gerstl, Robert

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

252 475, C07D285125, C10M13536

Patent

active

051380650

ABSTRACT:
Disclosed are novel compounds prepared by reacting molar equivalents of polyether glycol with maleic anhydride and then reacting the intermediate with 2,5-dimercapto-1,3,4-thiadiazole. The compounds are dispersants or detergents, antiwear agents and antioxidants when incorporated into lubricating compositions.

REFERENCES:
patent: 3980573 (1976-09-01), Okorodudu
patent: 4140643 (1979-02-01), Davis
patent: 4902804 (1990-02-01), King et al.
patent: 5055584 (1991-10-01), Karol

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