Title: Polystyrene series resin in-mould foaming shaped article and foodstuff package
Application Number: 200610099107 Application Date: 2006.07.27
Publication Number: 1903549 Publication Date: 2007.01.31
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B29C44/02;C08K5/09;B65D1/00;B29K25/00
Applicant(s) Name: Sekisui Chemical Co., Ltd. Address:
Inventor(s) Name: Inada Shukuni;Goto Takashi;Tsusato Narihiko
Attorney & Agent: liu jifu
Abstract:
    The invention provides an in-mold expanded molding having excellent surface smoothness and high capability of being beautifully printed and to provide a packaged food using the same. The polystyrene resin in-mold expanded molding is one prepared by effecting the in-mold expansion of expandable polystyrene resin particles, wherein the centerline surface roughness (as specified in JIS B0601-1994) on the surface of the molding is in the range of 0.1 to 1.5 [mu]m, and at least part of the surface is a printed surface. The packaged food is prepared by stowing food into the polystyrene resin in-mold expanded molding and packaging the food in the molding.
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