MOLDED FOAM ARTICLE AND METHOD OF PRODUCING MOLDED FOAM ARTICLE
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United States of America Patent
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app pub date -
May 2, 2012
filing date -
Dec 27, 2005
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Abstract
It is an object of the present invention to provide: a foaming mold having a high expansion ratio and a light weight and having an excellent appearance with no surface roughness; and a method for producing a foaming mold, whereby even in the case of using thermally expandable microcapsules for injection molding, the thermally expandable microcapsules can expand uniformly to give a foaming mold having a high expansion ratio and an excellent appearance.
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