Physiological fluid separation vehicles having improved resistance to inward migration of therapeutic agents
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United States of America Patent
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Jun 6, 2000
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N/A
app pub date -
Nov 3, 1999
filing date -
Nov 3, 1999
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Abstract
A polyester composition for use in facilitating separation of blood serum or plasma from a cellular portion of blood, the composition containing: (a) a multifunctional acid component comprising: (i) a benzene polycarboxylic acid, and derivatives thereof; and (ii) an aliphatic polycarboxylic acid having from about 16 to about 40 carbon atoms; and (b) a diol component, and wherein the multifunctional acid component and diol component are employed in an equivalent ratio ranging from about 0.8:1.1 to about 1.0:1.3.
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