Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1998-12-28
2000-07-18
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521181, C08J 928
Patent
active
060908610
ABSTRACT:
Disclosed is a process for the production of organic aerogels, whereby the organic solvent in which the gel is immersed is directly extracted supercritically without the need for exchange with a low temperature solvent (i.e., CO.sub.2) prior to extraction of the pore fluid.
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Albert Donald F.
Andrews Greg R.
Bruno Joseph W.
Mendenhall Robert S.
Foelak Morton
General Ideas, Inc.
Kaplan Barry E.
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