04389330 is referenced by 283 patents and cites 7 patents.

Microcapsules laden with an active agent are prepared by a method comprising: (a) dissolving or dispersing an active agent in a solvent and dissolving a wall forming material in said solvent; (b) dispersing said solvent containing said active agent and wall forming material in a continuous-phase processing medium; (c) evaporating a portion of said solvent from said dispersion of step (b), thereby forming microcapsules containing said active agent in the suspension; and (d) extracting the remainder of the solvent from said microcapsules.

Title
Microencapsulation process
Application Number
6/194127
Publication Number
4389330
Application Date
October 6, 1980
Publication Date
June 21, 1983
Inventor
Danny H Lewis
Gardendale
AL, US
Thomas R Tice
Helena
AL, US
Agent
Oblon Fisher Spivak McClelland & Maier
Assignee
Stolle Research and Development Corporation
OH, US
IPC
A61K 9/50
B01J 13/02
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