Thermoplastic resin foam molding

Details Thermoplastic resin foam molding Thermoplastic resin foam molding

2005-07-26

2005-07-26

Pyon, Harold (Department: 1772)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

C428S158000, C428S159000, C428S071000, C428S076000, C428S119000, C428S120000, C428S318800, C428S318600, C428S031000, C052S716500, C296S001080, C296S146700

Reexamination Certificate

active

06921571

ABSTRACT:
The present invention intends to provide a thermoplastic resin foam molding comprising a substrate having a foam layer and a projection formed in one piece together with the substrate wherein the projection hardly separates from the substrate and they are firmly jointed together. The invention provides a thermoplastic resin foam molding comprising a substrate and a projection formed in one piece together with the substrate wherein the substrate has a foam layer and a skin layer containing no voids wherein the ratio (R/L) of the curvature R of a joint between the projection and the substrate to the thickness L of the skin layer is from 3 to 50.

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patent: 2001/0041245 (2001-11-01), Funakoshi
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patent: A 11-179752 (1999-07-01), None
patent: A 2001-322433 (2001-11-01), None

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