US Patent 7470767 Preparation of ultrapure polymeric articles
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Patent Inventor Names
Nandu Deorkar0
Paul Bouis0
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Patent abstract
Ultrapure olefinic polymeric articles of manufacture can be prepared by a process comprising: providing olefinic polymeric material containing impurities, subjecting the olefinic polymeric material to supercritical CO2 at a pressure of at least about 4000 psi (281.23 kg/cm2) at a temperature of from about 35° C. and above, to extract the impurities from the olefinic polymeric material and produce ultrapure olefinic polymeric material, and molding ultrapure articles of manufacture from the ultrapure, olefinic polymeric material.
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US Patent 07470767 Preparation of ultrapure polymeric articles US Patent 7470767 Preparation of ultrapure polymeric articles
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Patent Number
074707670
Patent Number
74707670
Edits on 19 May, 2023
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Patent Jurisdiction
Patent Number
074707670
Date of Patent
December 30, 2008
0Patent Application Number
116315860
Date Filed
July 6, 2005
0Official Website
Patent Primary Examiner
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US Patent 07470767 Preparation of ultrapure polymeric articles
Infobox
Is a
Patent jurisdiction
Patent number
07470767
Date of patent
December 30, 2008
Patent application number
11631586
Date Filed
July 6, 2005
Patent primary examiner
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