To provide an inexpensive small bottle having good pearl gloss, without the use of a pearl pigment or a multi-layer structure or the formation of a preform.
A method of manufacturing a container for cosmetics comprises forming a mixed pellet by mixing a pellet (A) of a styrene-butadiene copolymer and a pellet (B) of an opalescent olefinic resin, e.g. polypropylene or low-density polyethylene, thoroughly in a mixing ratio of pellet (A): pellet (B) of 55:45 to 90:10, charging the mixed pellet into a screw-type extrusion molding machine for direct blow molding to heat, melt and knead, discharging a single-layer tubular parison, closing the molding for blow molding so as to pinch off the lower edge of the parison and carrying out direct blowing in a blowing ratio of 2-3.
YAMAMOTO TADASHI
AKIMURA YOSHIO
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