Microencapsulated lubricating fluids and additives and method of

Details Microencapsulated lubricating fluids and additives and method of Microencapsulated lubricating fluids and additives and method of

1988-01-29

1992-05-12

Stoll, Robert L.

Plastic and nonmetallic article shaping or treating: processes

Encapsulating normally liquid material

Liquid encapsulation utilizing an emulsion or dispersion to...

264 41, B01J 1318, B01J 1302

Patent

active

051125412

ABSTRACT:
Microencapsulating lubricating fluids and additives and a method of preparing microencapsulated lubricants including the steps of preparing an emulsification medium, adding a lubricant to the emulsification medium, emulsifying the emulsification medium and lubricant to form an emulsion, adding a first solution including resorcinol and dimethylol urea to the emulsion, acidifying the first solution and emulsion, adding a second solution consisting of resorcinol and dimethylol urea to the acidified first solution and emulsion while vigorously stirring it to form a microcapsule suspension, adjusting the pH to be basic, filtering and washing the microcapsule suspension to separate the microcapsules from the solution, and drying the microcapsules.

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