WATER-IN-OIL EMULSIONS CONTAINING INCREASED AMOUNTS OF OIL AND METHODS FOR PREPARING SAME

摘要

Water-in-oil emulsions are disclosed that comprise (a) water; (b) from about 10 to 65% by weight of an oil; and (c) an emulsification system comprising a polysiloxane polyalkyl polyether copolymer and a phthalic anhydride derivative, substantially permanently maintaining the water and oil as an emulsion, the emulsification system and the emulsification system being substantially free from aluminum and zirconium salts, the emulsion being at a pH of from about 5 to 10.