Method of forming encapsulated toner particles

Details Method of forming encapsulated toner particles Method of forming encapsulated toner particles

1972-03-27

1977-04-05

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

106308M, 252 621P, 252 621L, 252314, 264 4, 427221, 427222, B01J 1302

Patent

active

040160998

ABSTRACT:
A method is provided for forming encapsulated particles comprising forming a dispersion of core material in a solution of wall material in a solvent; drowning said dispersion in at least one liquid which is miscible with the solvent and in which at least the wall material is substantially insoluble, to effect phase-separation of said wall material, whereby said wall material deposits about said core material forming a dilute dispersion of particles comprising said core material encapsulated with said wall material in said liquid, and recovering said encapsulated particles from said liquid.

REFERENCES:
patent: 2285093 (1942-06-01), Kokatnur
patent: 3338991 (1967-08-01), Insalaco et al.
patent: 3415758 (1968-12-01), Powell et al.
patent: 3523907 (1970-08-01), Vrancken et al.

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