Substituted N-hydroxyphthalimides and their use as detergent add

Details Substituted N-hydroxyphthalimides and their use as detergent add Substituted N-hydroxyphthalimides and their use as detergent add

1988-02-12

1989-09-05

Lieberman, Paul

Compositions

Fluent dielectric

N-containing

252544, 252545, 252546, 548473, 548475, 560 37, 562450, 562430, C11D 328, C07D20948

Patent

active

048636363

ABSTRACT:
N-hydroxyimide compounds derived from substituted phthalic anhydride are provided which exhibit strong metal ion chelating ability, making them useful as detergent additives, in boiler water systems, as reaction intermediates, etc. A detergent composition containing N-hydroxyimide and/or carboxy hydroxamic acid detergent additives is also disclosed.

REFERENCES:
patent: 3767671 (1973-10-01), Klebe et al.
patent: 3915879 (1975-10-01), Barnett et al.

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