Compositions – Electrolytes for electrical devices
Patent
1989-10-30
1991-11-05
Willis, Jr., Prince
Compositions
Electrolytes for electrical devices
548520, C10M13316, C10M13358, C10M14918
Patent
active
050629808
ABSTRACT:
Polymeric step ladder polysuccinimide compositions prepared by coupling the polyamine segments of polyalkenyl succinimides with dicarboxylic acids are useful as improved lubricating oil dispersants which are more compatible with engine seals made of synthetic rubbers such as Viton.RTM. than existing additives.
REFERENCES:
patent: 3374174 (1968-03-01), LeSuer
patent: 4663064 (1987-05-01), Nalesnik et al.
patent: 4973412 (1990-11-01), Migdal et al.
Jenkins, Jr. Robert H.
Migdal Cyril A.
Johnson Jerry D.
Kulason Robert A.
O'Loughlin James J.
Texaco Inc.
Willis Jr. Prince
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