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Title:
METHOD OF MANUFACTURING FOAMING MATERIAL
Document Type and Number:
Japanese Patent JP2009263675
Kind Code:
A
Abstract:

To provide pellets capable of preventing inadequate dispersion of a raw material in an extruder, and of forming molded products continuously for a long period of time using the extruder, and to provide a method of manufacturing the pellets.

A pellet 1A constitutes a starting material for molded products to be formed through a molding process, and the pellet 1A comprises a mixture of a fine powder of a hydrophilic polymer, fine powder of a polyolefin thermoplastic synthetic resin, fine powder of plant fibers, and fine powder of an inorganic compound, and contains a given amount of water. The particle size of the fine powder is within the range of from 30 to 200 m, the water content of the pellet 1A is within the range of from 5 to 30% based on the total weight of the pellet 1A, and the fine powder is dispersed substantially uniformly in the pellet 1A. A method of manufacturing the pellet, and resulting molded products thereof are also provided.


Inventors:
SATO MITSUHIRO
ITO YOSHIKUNI
Application Number:
JP2009146415A
Publication Date:
November 12, 2009
Filing Date:
June 19, 2009
Export Citation:
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Assignee:
KANKYO KEIEI SOGO KENKYUSHO KK
International Classes:
C08J9/12; B29B9/14; B29C47/00; C08J3/20; B29K23/00; B29K105/04; B29K105/12
Domestic Patent References:
JP2000273800A2000-10-03
JP2003002997A2003-01-08
JP2003320629A2003-11-11
JPH06271696A1994-09-27
Attorney, Agent or Firm:
Creation International Patent Office
Yoshitaka Kobayashi