Method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical use
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United States of America Patent
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May 30, 2000
Issued Date -
N/A
app pub date -
Dec 17, 1998
filing date -
Jun 18, 1996
priority date (Note) -
Expired
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Abstract
A method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical use is disclosed. In particular, although not exclusively, the invention has applicability to elastomers which are used in metering valves for pressurized metered dose inhalers (MDIs).
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