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Title:
POLYSTYRENE RESIN LAMINATED FOAM SHEET AND MOLDING, AND MANUFACTURE OF LAMINATED FOAM SHEET
Document Type and Number:
Japanese Patent JPH09141773
Kind Code:
A
Abstract:

To improve the fitness of printing to a thermoplastic resin film laminated on a foam.

This polystyrene resin laminated foam sheet consists of at least, a thermoplastic resin film, a high-density foam and a low-density foam of polystyrene resin laminated together in that order. The high-density foam has the density of 0.8-0.11g/cm3 and also the bubble size of O or more and 250μm or less at least, 200μm from a surface with the thermoplastic resin film, and the low-density foam 27 has the density of 0.22-0.04g/cm3. Further, the toal thickness of the high-density foam 26 and the low-density foam 27 is 0.7-4.0mm. Besides this foam sheet shows the superior fitness of printing and an outstanding molding characteristic to a deeply drawn shape.


Inventors:
TSUBONE TADAYASU
KOBAYASHI TOSHIRO
Application Number:
JP30616995A
Publication Date:
June 03, 1997
Filing Date:
November 24, 1995
Export Citation:
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Assignee:
SEKISUI PLASTICS
International Classes:
B65D1/00; B29C47/06; B32B5/22; B32B27/30; B65D1/09; B29K105/04; B29L9/00; (IPC1-7): B32B5/22; B29C47/06; B32B27/30; B65D1/09
Attorney, Agent or Firm:
Shintaro Nogawa