Process and apparatus for forming items having layers with controlled thickness

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United States of America Patent

PATENT NO 5900196
SERIAL NO

08930586

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Abstract

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A process for forming such manufactured items as imitation leather, or the like, from thermoplastic materials, thermosetting materials or elastomers, having at least one foamed layer, characterized in that said process comprises the following steps: a) forming, inside a mold for slush molding, a first layer of material which will constitute the top (i.e., the visible) layer of the finished manufactured item, b) by means of a further slush molding step forming a second layer, of foaming material, on said first layer, c) under high temperature conditions, completing the consolidation by gelation of said layers and foaming said second layer, by suitable means, in order to obtain predetermined thicknesses and shapes of said foamed layer, with the so formed layered material a backing means made from a rigid material being coupled, wherein said suitable means for obtaining predetermined thicknesses and shapes of said foamed layer are constituted either by a counter-mold or by said backing means made of rigid material.

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Patent Owner(s)

Patent OwnerAddress
INDUSTRIE ILPEA S P A21020 MALGESSO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Buzzoni, Giancarlo Barasso, IT 5 25
Cittadini, Paolo Luvinate, IT 35 232

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