TWIN-SCREW KNEADING EXTRUDER - KOBE SEIKOSHO KK

Title:

TWIN-SCREW KNEADING EXTRUDER

Document Type and Number:

Japanese Patent JP2724100

Kind Code:

B2

Abstract:

PURPOSE: To prevent the early abrasion of the inner surface of a chamber or the kneading part of a rotor without lowering the degree of dispersion of an inorg. filler.
CONSTITUTION: In a twin-screw kneeding extruder wherein two rotors 3 are provided in the chamber of a kneading extruder main body in a freely rotatable manner and kneading parts 15 consisting of feed parts 12, feed blades 13 and return blades 14 are provided to the rotors 3 in an axial direction, the ratio δ/D of the gap δ between the outermost peripheral end of each of the kneading parts 15 and the inner surface of the chamber 1 and the inner diameter D of the chamber 1 is set to 0.04-0.06.

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Inventors:

TANAKA TAKEHIKO
MYAKE TSUNAICHI

Application Number:

JP31223493A

Publication Date:

March 09, 1998

Filing Date:

December 13, 1993

Export Citation:

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Assignee:

KOBE SEIKOSHO KK

International Classes:

B29B7/46; B01F7/04; B29B7/58; (IPC1-7): B29B7/46; B01F7/04; B29B7/58

Domestic Patent References:

JP647734A
JP6270140A

Attorney, Agent or Firm:

Toshio Yasuda

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