Three dimensional printing material system and method using plasticizer-assisted sintering
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United States of America Patent
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Aug 13, 2013
Grant Date -
Jun 30, 2011
app pub date -
Feb 2, 2011
filing date -
Feb 22, 2007
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Abstract
A materials system, kit, and methods are provided to enable the formation of articles by three dimensional printing. A method includes providing a particulate material comprising a plurality of adjacent particles, the particulate material including an aqueous-insoluble thermoplastic; applying to at least some of the plurality of particles an aqueous fluid binder in an amount sufficient to bond those particles together to define an intermediate article; and immersing the intermediate article in a liquid infiltrant medium to define a final article.
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