Three-dimensional structured printing
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United States of America Patent
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Aug 3, 2010
Grant Date -
Jul 3, 2008
app pub date -
Mar 7, 2008
filing date -
Feb 15, 2001
priority date (Note) -
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Abstract
A process for forming a three-dimensional article in sequential layers in accordance with a digital model of the article. The process comprises the steps of defining a layer of powder material, applying a liquid reagent to the powder layer in a pattern corresponding to the digital model, and repeating these steps to form successive layers. The powder comprises a first reactive component and the liquid includes a second active component capable of reacting with the first reactive component so that the article is built up in layers.
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