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Synthesis and characterization of novel polyamides containing dibenzobarrelene pendant groups
JOSE LUIS SANTIAGO GARCIA
JOSE MANUEL PEREZ FRANCISCO
MARIA ISABEL DE LOS DOLORES LORIA BASTARRACHEA
MANUEL DE JESUS AGUILAR VEGA
Acceso Abierto
Atribución-NoComercial-SinDerivadas
DOI: 10.1080/15685551.2015.1012624
AROMATIC POLYAMIDES
BULKY PENDANT GROUPS
DIBENZOBARRELENE
The 5-(9,10-dihydro-9,10-ethanoanthracene-11,12-dicarboximido) isophthalic acid (DEAIA) monomer, containing a dibenzobarrelene pendant group, was synthesized by the condensation of 5-aminoisophthalic acid and 9,10-dihydroanthracene-9,10-α,β-succinic anhydride (DASA). The DEAIA monomer was reacted with four structurally different aromatic diamines to synthesize four novel polyamides. All aromatic polyamide based in the DEAIA monomer showed very good solubility in aprotic polar solvents and excellent thermal stability with onset of decomposition at 430 °C. They readily form membrane by the casting method. Moreover, the most interesting polyamide was DEAIA-6F that showed high thermal stability, good film formation, and the largest gas permeability coefficients in comparison with a reported polyhexafluoroisophthalamide, HFAISO; this confirms the advantage of inserting a dibenzobarrelene pendant group.
2015
Artículo
Designed Monomers and Polymers, 18(4), 350-359, 2015.
Inglés
Santiago-García, J. L., Pérez-Francisco, J. M., Loría-Bastarrachea, M. I., & Aguilar-Vega, M. (2015). Synthesis and characterization of novel polyamides containing dibenzobarrelene pendant groups. Designed Monomers and Polymers, 18(4), 350-359.
CIENCIAS TECNOLÓGICAS
Versión actualizada
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