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Información tecnológica

versión On-line ISSN 0718-0764

Resumen

CARDENO, Fernando; RIOS, Luis A; CARDONA, Jhon F  y  OCAMPO, David. Synthesis of Alkyd Resins from Castor Oil, from Palm Oil and from Frying Oils, Mixed with Soybean Oil. Inf. tecnol. [online]. 2013, vol.24, n.4, pp.33-42. ISSN 0718-0764.  http://dx.doi.org/10.4067/S0718-07642013000400004.

Results on the synthesis of alkyd resins from mixtures of castor oil, palm oil and frying oils with refined, bleached and deodorized (RBD) soybean oil are presented. Iodine value, acidity number, saponification number, moisture content, hydroxyl number, gas chromatography, Fourier transform infrared spectroscopy (FTIR) and thermogravimetric analysis were used to characterize raw materials and products. It was found that mixtures containing 30, 50 and 70% by mass of these oils, balancing with RBD soybean oil, allow obtaining alkyd resins that comply with the quality criteria required for the development of finished products such as sealants and wood coatings. These  results represent  a technologically and economically feasible alternative for cost reduction by incorporating these crude oils in industries that produce polymeric resins or unsaturated polyester alkyd resins.

Palabras clave : alkyd resin; palm oil; castor oil; frying oil; soybean oil.

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