A spectroscopic study on new phthalonitrile derivative and its computational background: 4-[(4,5-Diphenyl-4H-1,2,4-triazol-3-yl)sulfanyl]benzene-phthalonitrile
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DOI: 10.1016/j.molstruc.2016.08.016
Abstract: Abstract Heterocyclic phthalonitrile derivatives are important precursors in synthesis of new photoactive phthalocyanine compounds. In this study, novel phthalonitrile compound bearing triazole moiety was synthesized and characterized by using spectroscopic techniques such as FT-IR and… read more here.
Keywords: phthalonitrile; phthalonitrile derivative; spectroscopic study; spectroscopic ... See more keywords
Novel benzimidazole-mediated phthalonitrile/epoxy binary blends system with synergistic curing behavior and outstanding thermal properties
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DOI: 10.1039/c7ra06162e
Abstract: Binary blends composed of benzimidazole-containing phthalonitrile (PNBI) and epoxy resin E51 were prepared. The PNBI/E51 (PE) blends showed good compatibilities and unique synergistic curing behaviors on full consumption of nitrile groups (PE19, PNBI:E51 = 1 : 9… read more here.
Keywords: phthalonitrile; synergistic curing; pnbi e51; novel benzimidazole ... See more keywords
Synthesis and thermal properties of high temperature phthalonitrile resins cured with self-catalytic amino-contanining phthalonitrle compounds
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DOI: 10.1177/0954008316673419
Abstract: A series of self-catalytic phthalonitrile compounds with o-, m-, and p- amino groups, namely, 4-(2-aminophenoxy)phthalonitrile (2-NH2-CN), 4-(3-aminophenoxy)phthalonitrile (3-NH2-CN), and 4-(4-aminophenoxy)phthalonitrile (4-NH2-CN), were synthesized via a facile nucleophilic displacement of a nitro-substituent with 4-nitrophthalonitrile. The phthalonitrile… read more here.
Keywords: phthalonitrile; nh2 nh2; high temperature; temperature phthalonitrile ... See more keywords
Catalytic Polymerization of Phthalonitrile Resins by Carborane with Enhanced Thermal Oxidation Resistance: Experimental and Molecular Simulation
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DOI: 10.3390/polym14010219
Abstract: Biphenyl phthalonitrile (BPh) resins with good thermal and thermo-oxidative stability demonstrate great application potential in aerospace and national defense industries. However, BPh monomer has a high melting point, poor solubility, slow curing speed and high… read more here.
Keywords: phthalonitrile; bph; oxidation resistance; carborane ... See more keywords
Fast-Processable Non-Flammable Phthalonitrile-Modified Novolac/Carbon and Glass Fiber Composites
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DOI: 10.3390/polym14224975
Abstract: Phthalonitrile resins (PN) are known for their incredible heat resistance and at the same time poor processability. Common curing cycle of the PN includes dozens hours of heating at temperatures up to 375 °C. This… read more here.
Keywords: hot pressing; glass fiber; phthalonitrile; carbon glass ... See more keywords