STUDIES ON EMULSION POLYMERIZATION OF SILOXANES Ⅲ. THE FORMATION OF EMULSION PARTICLES DURING THE CATIONIC EMULSION POLYMERIZATION OF OCTAMETHYLCYCLOTETRASILOXANE
ZHANG Xing-hua, YANG Ya-jun, LIU Xiang-luan. STUDIES ON EMULSION POLYMERIZATION OF SILOXANES Ⅲ. THE FORMATION OF EMULSION PARTICLES DURING THE CATIONIC EMULSION POLYMERIZATION OF OCTAMETHYLCYCLOTETRASILOXANE[J]. Acta Polymerica Sinica, 1983,(2):104-109.
ZHANG Xing-hua, YANG Ya-jun, LIU Xiang-luan. STUDIES ON EMULSION POLYMERIZATION OF SILOXANES Ⅲ. THE FORMATION OF EMULSION PARTICLES DURING THE CATIONIC EMULSION POLYMERIZATION OF OCTAMETHYLCYCLOTETRASILOXANE[J]. Acta Polymerica Sinica, 1983,(2):104-109.DOI:
octamethylcyclotetrasiloxane (D4) is first emulsified into "transition particles" with bigger diameters
on the surface of which the ring-opening reaction of D4 and the addition of D4 to OH-ended siloxanes take place. The particles are then transformed into stable emulsion particles are transformed into stable emulsion particles with extremely small and uniform particle size. The condensation of OH-ends of the polydimethylsiloxanes proceeds predominantly in the emulsion particles.