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Irradiation of starches for industrial uses: Chemical and physical effects; Irradiacion de almidones para uso industrial: Efectos quimicos y fisicos

Abstract

Corn and cassava starches have been irradiated with gamma doses from 10 to 180 kGy and pastes have been prepared by boiling the starches in water. The rheological properties of the pastes have been determined showing that the 10 kGy dose reduces sharply the viscosity of the aqueous pastes. The solubility of the irradiated starches has been also studied. The cassava starch irradiated with 180 kGy is soluble in boiling water and remains soluble at room temperature. After some considerations on the chemical effects of the irradiation it is concluded that the irradiation technique is suitable to replace the chemical treatment in many industrial applications of the starch. (author)
Authors:
Gonzalez, Maria E [1] 
  1. Comision Nacional de Energia Atomica, Ezeiza (Argentina). Dept. de Aplicaciones Tecnologicas y Agropecuarias
Publication Date:
Jul 01, 1999
Product Type:
Conference
Report Number:
INIS-AR-C-248
Resource Relation:
Conference: AATN '99: 26. Annual meeting of the Argentine Association of Nuclear Technology (AANT), AATN '99: 26. Reunion anual de la Asociacion Argentina de Tecnologia Nuclear (AATN), San Carlos de Bariloche (Argentina), 9-12 Nov 1999; Other Information: PBD: 1999
Subject:
07 ISOTOPES AND RADIATION SOURCES; CASSAVA; CHEMICAL RADIATION EFFECTS; GAMMA RADIATION; IRRADIATION; MAIZE; PHYSICAL RADIATION EFFECTS; STARCH
OSTI ID:
20302885
Country of Origin:
Argentina
Language:
Spanish
Other Identifying Numbers:
TRN: AR02C0126064239
Availability:
Available from INIS in electronic form
Submitting Site:
INIS
Size:
2 pages
Announcement Date:
Dec 16, 2002

Citation Formats

Gonzalez, Maria E. Irradiation of starches for industrial uses: Chemical and physical effects; Irradiacion de almidones para uso industrial: Efectos quimicos y fisicos. Argentina: N. p., 1999. Web.
Gonzalez, Maria E. Irradiation of starches for industrial uses: Chemical and physical effects; Irradiacion de almidones para uso industrial: Efectos quimicos y fisicos. Argentina.
Gonzalez, Maria E. 1999. "Irradiation of starches for industrial uses: Chemical and physical effects; Irradiacion de almidones para uso industrial: Efectos quimicos y fisicos." Argentina.
@misc{etde_20302885,
title = {Irradiation of starches for industrial uses: Chemical and physical effects; Irradiacion de almidones para uso industrial: Efectos quimicos y fisicos}
author = {Gonzalez, Maria E}
abstractNote = {Corn and cassava starches have been irradiated with gamma doses from 10 to 180 kGy and pastes have been prepared by boiling the starches in water. The rheological properties of the pastes have been determined showing that the 10 kGy dose reduces sharply the viscosity of the aqueous pastes. The solubility of the irradiated starches has been also studied. The cassava starch irradiated with 180 kGy is soluble in boiling water and remains soluble at room temperature. After some considerations on the chemical effects of the irradiation it is concluded that the irradiation technique is suitable to replace the chemical treatment in many industrial applications of the starch. (author)}
place = {Argentina}
year = {1999}
month = {Jul}
}