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Title:
REMOVAL OF COATING FILM
Document Type and Number:
Japanese Patent JP3117809
Kind Code:
B2
Abstract:

PURPOSE: To provide a process for sufficiently removing a coating film from a resin substrate to an extent to enable the recycling use of the substrate in industrial use.
CONSTITUTION: A resin substrate having a coating film on the surface is treated in an aqueous solution of an alkali having a concentration of ≥0.1wt.% at a temperature above 110°C and below the melting temperature of the substrate and the substrate is passed through a screen mesh in molten state to remove the coating film from the surface of the resin substrate.


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Inventors:
Masahiro Terada
Kousuke Kosuke
Motoyasu Yuzawa
Kazuyuki Watanabe
Saito Mitsuo
Application Number:
JP25645892A
Publication Date:
December 18, 2000
Filing Date:
September 25, 1992
Export Citation:
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Assignee:
Nissan Motor Co., Ltd
Mitsui Chemicals, Inc.
International Classes:
C08J7/00; B29B17/02; C08J7/02; C09D9/00; (IPC1-7): C09D9/00; B29B17/02; C08J7/02
Domestic Patent References:
JP625570A
JP577837A
JP4248844A
JP61162568A
JP62117668A
Attorney, Agent or Firm:
Nobuto Watanabe (1 person outside)



 
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