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Title:
METHOD FOR MANUFACTURING CUSHIONING MATERIAL
Document Type and Number:
Japanese Patent JP2004142200
Kind Code:
A
Abstract:

To provide a method for manufacturing a cushioning material by which a uniform release effect is obtained when a soft polyurethane foam cushioning material is manufactured by supplying a foaming stock solution composition into a molding die, and a method for manufacturing a soft polyurethane foam cushioning material by which the foaming stock solution is prevented from finding its way onto the back of the molding die when the foaming stock solution composition of a polyurethane foam is supplied after the molding die is disposed at the internal bottom of a foaming molding die.

This method for manufacturing a cushioning material comprises a modeling step to prepare a matrix 3 by bringing a modeling means 1 into contact with a human body 2, a mold preparing step to prepare the molding die 8 by coating the modeling face 4 of the matrix 3 with a curing material 6, a coating step to coat the molding die 8 with a resin film 14 and a foam-molding step to obtain a cushioning material 16 by foam-molding the soft polyurethane foam with the help of the molding die 8. Thus the method for manufacturing the soft polyurethane foam cushioning material with a shape complying with the contour of the human body 2 is provided.


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Inventors:
FUJIMOTO TOMOHIRO
MIMURA SHIGETOSHI
HORIBE SATORU
KIMURA KIMIHISA
KOTAKA MASAAKI
OGAWA TOSHIHIKO
Application Number:
JP2002308430A
Publication Date:
May 20, 2004
Filing Date:
October 23, 2002
Export Citation:
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Assignee:
TOYO TIRE & RUBBER CO
GIFU PREFECTURE
KITANI KK
International Classes:
A47C5/00; B29C39/02; B29C39/26; B29C39/42; F16F1/37; B29K75/00; B29K105/04; B29L31/58; (IPC1-7): B29C39/02; B29C39/26; B29C39/42; F16F1/37
Attorney, Agent or Firm:
Takao Suzuki
Koichi Kajisaki
Yuzo Ozaki
Toshihiko Taniguchi