Polymer composition containing a physiologically active substance
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United States of America Patent
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Jan 12, 1982
Grant Date -
N/A
app pub date -
Feb 12, 1980
filing date -
Feb 19, 1979
priority date (Note) -
Expired
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Abstract
A polymer composition containing a physiologically active substance and being capable of releasing it at a controlled rate can be prepared by contacting 10 parts, by weight, of one or more polymerizable monomers and 0.1 to 30 parts, by weight, of one or more physiologically active substances and irradiating them with light or an ionizing radiation while maintaining the system in an anhydrous condition and in airless state.
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