Method for preparing composite particles

Details Method for preparing composite particles Method for preparing composite particles

1992-12-24

1995-12-12

Bell, Janyce

Coating processes

Solid particles or fibers applied

427212, 427316, B05D 112

Patent

active

054748038

ABSTRACT:
The present invention is directed to a method for preparing composite particles by fixing, on the surface of a thermoplastic substance having an average particle diameter of 100 .mu.m to 10 mm, a substance having a smaller size and more excellent heat resistance than the thermoplastic substance, the method being characterized by comprising the steps of heating the substance having a smaller size and more excellent heat resistance than the thermoplastic substance up to a temperature of not less than a softening point of the thermoplastic substance with stirring in an apparatus having a stirring mechanism and a heating mechanism; putting the thermoplastic substance in the apparatus; and then fixing the substance having the excellent heat resistance on the surface of the thermoplastic substance.

REFERENCES:
patent: 3012900 (1961-12-01), Kleinmann et al.
patent: 4129666 (1978-12-01), Wizerkaniuk
patent: 4935246 (1990-06-01), Ahrens

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