Browsing by Author "Gonzalez, Guillermo"
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Lozano Zarto, Harold Ivan (Universisdad de Chile, 2007)En este trabajo describimos estrategias diseñadas e implementadas para sintetizar nuevos materiales heterosupramoleculares laminares a base de TiO2 mediante la hidrólisis del tetraisopropoxido de titaneo por el método ...
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Gonzalez, Guillermo; Chavez, Ivonne (1981)The influence of various common basic solvents on the 1H n.m.r. spectra of the N-H protons in N-methylacetamide and acetamide has been studied. The chemical shifts at infinite dilution show approximately linear relationships ...
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Diaz, Carlos; Gonzalez, Guillermo (1984)The novel complexes M(CO)5S(NR2)2 (M = Cr, Mo or W) have been prepared by the addition of N,N′-thiobisamine (NR2 = dimethylamine, piperidine, morpholine or dibenzylamine) to UV-irradiated tetrahydrofuran solutions of M(CO)6. ...
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Retuer, Jaime; Fuentes, Sandra; Gonzalez, Guillermo; Benavente, Rosario (2000)In this communication we present the results obtained from a study on the effect of thermal treatments of chitosan films with different molecular weights, but with a similar acetilation degree, carried out by microhardness. ...