Device for preparation of expanded thermoplastic microspheres

Details Device for preparation of expanded thermoplastic microspheres Device for preparation of expanded thermoplastic microspheres

1995-06-07

1996-12-17

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

With mechanical means forming or expanding pores

222412, 264 51, 264415, 4251744, 425404, 425445, 425DIG55, C08J 922

Patent

active

055851193

ABSTRACT:
An apparatus for producing expanded thermoplastic microspheres, including a belt conveyor (A) having an endless belt (1) for conveying microspheres. A device (B) for infrared (IR) heating, including a plurality of IR lamps (4) is located above the belt (1). A dosing device (C) for the dried unexpanded microspheres is located at one end of the belt conveyor and in conjunction with the belt (1). A collecting device (D) for expanded microspheres is located at the other end of the belt conveyor and in conjunction with the belt (1).

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