METHOD AND APPARATUS FOR THE PREPARATION OF CALCIUM CARBONATE COATED CALCIUM HYDROXIDE PARTICLES

摘要

The present invention relates to a method of preparing calcium carbonate coated calcium hydroxide particles by combining calcium hydroxide and dry ice in an acquiescent manner. The invention further relates to an apparatus for carrying out the method and to the use of the calcium carbonate coated calcium hydroxide particles of the method as filler for use with thermoplastics polymers.