Viscoelastic properties of tablets from Osborne fractions, pentosans, flour and bread evaluated by creep tests

Anayansi Escalante-Aburto, Juan De Dios Figueroa-Cárdenas, José Juan Véles-Medina, Néstor Ponce-García, Zorba Josué Hernández-Estrada, Patricia Rayas-Duarte, Senay Simsek

Resultado de la investigación

1 Cita (Scopus)

Resumen

Little attention has been given to the influence of non-gluten components on the viscoelastic properties of wheat flour dough, bread making process and their products. The aim of this study was to evaluate by creep tests the viscoelastic properties of tablets manufactured from Osborne solubility fractions (globulins, gliadins, glutenins, albumins and residue), pentosans, flour and bread. Hard and soft wheat cultivars were used to prepare the reconstituted tablets. Sintered tablets (except flour and bread) showed similar values to those obtained from the sum of the regression coefficients of the fractions. Gliadins and albumins accounted for about 54% of the total elasticity. Gliadins contributed with almost half of the total viscosity (45.7%), and showed the highest value for the viscosity coefficient of the viscous element. When the effect of dilution was evaluated, the residue showed the highest instantaneous elastic modulus (788.2 MPa). Retardation times of the first element (λ 1 ~ 3.5 s) were about 10 times lower than the second element (λ 2 ~ 39.3 s). The analysis of compliance of data corrected by protein content in flour showed that the residue fraction presented the highest values. An important contribution of non-gluten components (starch, albumins and globulins) on the viscoelastic performance of sintered tablets from Osborne fractions, flour and bread was found.

Idioma originalEnglish
Páginas (desde-hasta)307-315
Número de páginas9
PublicaciónInternational Agrophysics
Volumen31
N.º3
DOI
EstadoPublished - 1 jul 2017

    Huella digital

All Science Journal Classification (ASJC) codes

  • Water Science and Technology
  • Agricultural and Biological Sciences(all)
  • Soil Science
  • Fluid Flow and Transfer Processes

Citar esto

Escalante-Aburto, A., De Dios Figueroa-Cárdenas, J., Véles-Medina, J. J., Ponce-García, N., Hernández-Estrada, Z. J., Rayas-Duarte, P., & Simsek, S. (2017). Viscoelastic properties of tablets from Osborne fractions, pentosans, flour and bread evaluated by creep tests. International Agrophysics, 31(3), 307-315. https://doi.org/10.1515/intag-2016-0062