Title:
APPARATUS FOR MANUFACTURE OF FOAMING THERMOPLASTIC RESIN PARTICLE, METHOD OF MANUFACTURING THE PARTICLE AND THE PARTICLE OBTAINED
Document Type and Number:
Japanese Patent JP2004204110
Kind Code:
A
Abstract:
To provide an apparatus for efficient and inexpensive manufacture of a foaming thermoplastic resin particle without an aqueous medium and excessive energy, a method of manufacturing the particle, and the particle obtained.
The apparatus has a bulk polymerization process portion 10 for production of a thermoplastic resin by bulk polymerization and an extrusion cutting process portion 20 having an extruder 21 connected to a flow line 25 supplying a molten resin 19 from a deairing section 12 and a flow line 26 supplying a foaming agent and a cutter 23 cutting the resin extruded from a die 22 connected to the extruder 21 to form a foaming thermoplastic resin particle 40.
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Inventors:
KOMATSUZAKI NOBUYUKI
YAMANAKA HIDEO
YAMANAKA HIDEO
Application Number:
JP2002376295A
Publication Date:
July 22, 2004
Filing Date:
December 26, 2002
Export Citation:
Assignee:
SEKISUI PLASTICS
International Classes:
C08J9/16; B29B9/02; B29K105/04; (IPC1-7): C08J9/16; B29B9/02
Attorney, Agent or Firm:
Sumio Tanai
Masatake Shiga
Masakazu Aoyama
Suzuki Mitsuyoshi
Noriko Yanai
Masatake Shiga
Masakazu Aoyama
Suzuki Mitsuyoshi
Noriko Yanai