| abstract |
An oily liquid and an aqueous liquid as prepared at a temperature of 80 DEG C. are continuously emulsified at a temperature of 50 DEG C. or higher to give an emulsion, then a liquid comprising a polyamine and a concentration adjusting water of 50 DEG C. or higher is added to the emulsion and mixed in a static mixer, the emulsion mix is continuously flown into an encapsulation device from the bottom to the top thereof, and microcapsules are obtained by overflowing after a retention time of 60 minutes on average. |