초록 ▼

The present invention provides production methods for aqueous dispersion slurry of inorganic particles which are so stable as not to increase in viscosity, gel or sediment even if stored for a long time and whose average particle diameter is 0.01 to 2 .mu.m. As such production method, 2 production m

The present invention provides production methods for aqueous dispersion slurry of inorganic particles which are so stable as not to increase in viscosity, gel or sediment even if stored for a long time and whose average particle diameter is 0.01 to 2 .mu.m. As such production method, 2 production methods are available:

대표청구항 ▼

[ We claim:] [1.] A production method for aqueous dispersion slurry of inorganic particles, wherein inorganic particles are dispersed in an aqueous medium to an average particle diameter of 0.01 to 2 .mu.m by using either of a method (A) having a preliminary dispersion process in which said inorgani

[ We claim:] [1.] A production method for aqueous dispersion slurry of inorganic particles, wherein inorganic particles are dispersed in an aqueous medium to an average particle diameter of 0.01 to 2 .mu.m by using either of a method (A) having a preliminary dispersion process in which said inorganic particles are added to and dispersed in an aqueous medium and a main dispersion process in which seperate streams of dispersed slurry out of said preliminary dispersion process are collided with each other and/or with walls of a container under a pressure of 100 to 3,000 kg/cm.sup.2 or a method (B) in which said inorganic particles are added to an aqueous medium within a kneading tank of a kneader in which mixing blades are rotated around respective subsidiary spindles and said subsidiary spindles are revolved around a spindle and dispersed at a solid concentration of 30 to 70 wt %.