Listar por autor "Ortíz, Pablo A. [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios, Santiago, Chile]"
Mostrando ítems 1-3 de 3
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Oligomeric poly(ether-imide)s bearing ortho trifluoromethyl groups: Solubility, thermal studies, and optical properties
Coll, Deysma [Univ Mayor, Fac Ciencias, Nucleo Quim & Bioquim, Santiago, Chile]; Ortíz, Pablo A. [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios, Santiago, Chile]; Jessop, Ignacio A.; Hernán Tagle, Luis; Pérez, German; Terraza, Claudio A.; Tundidor-Camba, Alain (WILEY, 2018)In the development of processable high-temperature materials, six new aromatic poly(imide)s based on diamines containing ortho trifluoromethyl groups, ether linkages and R,R-methylenes moieties (R=Me or Ph) and previously ... -
Synthesis and properties of new aromatic polyimides containing spirocyclic structures
Coll, Deysma [Univ Mayor, Fac Ciencias, Nucleo Quim & Bioquim, Santiago, Chile]; Ortíz, Pablo A. [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios, Santiago, Chile]; Terraza, C. A.; Tagle, L. H.; Santiago-García, J. L.; Canto-Acosta, R. J.; Aguilar-Vega, M.; Hauyon, R. A.; Pérez, G.; Herran, L.; Comesana-Gandara, B.; McKeown, N. B.; Tundidor-Camba, A. (ELSEVIER SCI LTD, 2018)The synthesis of three novel aromatic polyimides (PIs) containing spiro units is described. These PIs are soluble at room temperature in most common organic solvents, facilitating their processability. Additionally, they ... -
Synthesis, characterization and film preparation of new co-polyimide based on new 3,5-diamino-N-(pyridin-4-ylmethyl)benzamide, ODA and 6FDA
Coll, Deysma [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios, Santiago, Chile]; Ortíz, Pablo A. [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios, Santiago, Chile]; Tundidor-Camba, Alain; Saldias, César; Tagle, Luis H.; Terraza, Claudio A.; Pérez, German; Aguilar-Vega, Manuel; Abarca, Romina L. (SOC CHILENA QUIMICA, 2018)This work describes mainly the synthesis and characterization of new co-polyimides obtained from the polycondensation of the dianhydride 4,4'-(hexafluoroisopropylidene)diphtlialic anhydride (6FDA), 4,4'-oxydianiline (ODA) ...