Synthesis of small particles
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jan 16, 2003
app pub date -
Dec 7, 2001
filing date -
Dec 8, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a method for forming fine particles of a substance, the method including contacting a non-gaseous fluid containing the substance with a dense gas to expand the fluid, the dense gas including (a) an anti-solvent and (b) a modifying agent which modifies the polarity of the anti-solvent, and particles formed by the method.
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