Method and apparatus for producing a shaped article
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United States of America Patent
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-
Sep 19, 2000
Grant Date -
N/A
app pub date -
Jul 10, 1997
filing date -
Jul 10, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and preferred apparatus (10) to cut a preform material which is biodegradable and preferably dispersible in water, to produce a shaped article, is described. The cut is produced without producing harmful fumes or leaving a harmful residue and preferably without charring at the cut. Preferably, only small amounts of carbon dioxide and water are produced at the cut. Shaped articles which are in sheet or block form or which are for 2-D or 3-D shaped article formation can be produced.
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Cited Art Landscape
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