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Title:
EXTRUSION DRYER FOR RUBBERY POLYMER, DRYING METHOD OF RUBBERY POLYMER, AND PRODUCTION METHOD OF RUBBERY POLYMER
Document Type and Number:
WIPO Patent Application WO/2018/084014
Kind Code:
A1
Abstract:
This extrusion dryer for a rubbery polymer comprises a cylinder, a liner provided on the inner peripheral surface of the cylinder, and the screw rotatably arranged inside of the liner, and conveys a rubbery polymer by means of the screw, which rotates inside of the liner, wherein multiple grooves extending in the direction of conveyance of the rubbery polymer are formed on the inner surface of the liner, and the width of the grooves is 0.1-2 mm.

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Inventors:
NAKAMURA MASAO (JP)
SUMIURA KENICHIRO (JP)
IMAI JUNICHI (JP)
Application Number:
PCT/JP2017/038198
Publication Date:
May 11, 2018
Filing Date:
October 23, 2017
Export Citation:
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Assignee:
ZEON CORP (JP)
International Classes:
B29B13/06; B29C48/62; C08C4/00; C08F6/00
Domestic Patent References:
WO2014073234A12014-05-15
Foreign References:
JP2002086444A2002-03-26
JP2008068518A2008-03-27
JPH10100145A1998-04-21
JPH06278132A1994-10-04
Other References:
See also references of EP 3536471A4
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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