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Compounds containing meta-biphenylenedioxy moieties and polymers therefromTwo monomers containing meta-biphenylenedioxy moieties were prepared. One monomer, a diamine, is used to prepare polyimide, polyamide, and epoxy polymers. The other monomer, a dianhydride, was used to prepare polyimide polymers. These polymers are used to make films, coatings, and selective membranes.
Document ID
19940011406
Acquisition Source
Legacy CDMS
Document Type
Other - Patent Application
Authors
St.clair, Terry L. (NASA Langley Research Center Hampton, VA, United States)
Pratt, John Richard (Lockheed Engineering and Sciences Co. Hampton, VA., United States)
Date Acquired
August 16, 2013
Publication Date
May 13, 1993
Subject Category
Nonmetallic Materials
Report/Patent Number
NAS 1.71:LAR-14517-1
Report Number: NAS 1.71:LAR-14517-1
Patent Application Number: US-PATENT-APPL-SN-062861
Patent Number: NASA-CASE-LAR-14517-1
Accession Number
94N15879
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-LAR-14517-1
Patent Application
US-PATENT-APPL-SN-062861

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