abstract |
A METHOD FOR ENCAPSULATING ACETYLSALICYLIC ACID WHICH COMPRISES DISPERSING ACETYLSACLICYLIC ACID IN AN ORGANIC SOLVENT SOLUTION OF A CELLULOSE DERIVATIVE, DISPERSING THE RESULTING DISPERSION IN THE FORM OF DROPLETS IN A CONCENTRATED AQUEOUS SOLUTION OF AN INORGANIC SALT AND EVAPORATING THE ORGANIC SOLVENT FROM THE SYSTEM, IS DISCLOSED. |