Title:
An extrusion Pelletization device for polycarbonate resin, and a polycarbonate resin extrusion granulation method
Document Type and Number:
Japanese Patent JP6006653
Kind Code:
B2
Abstract:
An extrusion pelletizer (1) for a polycarbonate resin includes: an extruder (2); a cooling unit (3); and a cutter (4). The extruder (2) includes a cylinder top (21), a first adapter (22), a polymer filter unit (23), a second adapter (24), and a die head (25). The polymer filter unit (23) includes a plurality of stick-shaped filter elements therein. A temperature of the second adapter (24) is set to be lower than a temperature of the polymer filter unit (23). The cooling unit (3) and the cutter (4) are disposed under an atmosphere in which air cleanliness defined in accordance with JIS B 9920 is any one of class 1 to class 7.
Inventors:
Watanabe Nobuhiro
Takayoshi Tanaka
Takayoshi Tanaka
Application Number:
JP2013019945A
Publication Date:
October 12, 2016
Filing Date:
February 04, 2013
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
B29B9/06; B29C48/05; B29C48/345; C08J3/12; B29C48/04
Domestic Patent References:
| JP2004137455A | ||||
| JP2002316316A | ||||
| JP2008201113A | ||||
| JP11291237A | ||||
| JP2011183817A | ||||
| JP2003512944A | ||||
| JP2001138321A |
Attorney, Agent or Firm:
Intellectual Property Office