Adjustment of temperature and starch concentration in the NaOH hydrolysis process for the development of sustainable adhesives from sorghum starch.

التفاصيل البيبلوغرافية
العنوان: Adjustment of temperature and starch concentration in the NaOH hydrolysis process for the development of sustainable adhesives from sorghum starch.
المؤلفون: Sarungallo, R. S., Tjaronge, M. W., Ahmad, A., Hustim, M.
المصدر: AIP Conference Proceedings; 2024, Vol. 3140 Issue 1, p1-7, 7p
مصطلحات موضوعية: SUSTAINABLE development, STARCH, SUSTAINABILITY, SORGHUM, ADHESIVES, HYDROLYSIS, CORNSTARCH
مستخلص: The use of formaldehyde-based synthetic adhesives poses various environmental and health concerns. Therefore, the development of sustainable adhesives from eco-friendly sources becomes crucial. This study aims to evaluate the impact of starch concentration and hydrolysis temperature on the production of sustainable adhesives made from sorghum starch modified with chitosan. The adhesive was synthesized using NaOH hydrolysis on sorghum starch with varying temperatures and starch concentrations. Characteristics of the adhesive evaluated include viscosity, water absorption capacity (Swelling), and tensile strength. The results indicate that an increase in starch concentration significantly enhances the viscosity and tensile strength of the adhesive but negatively impacts its water absorption capacity. Moreover, the hydrolysis temperature has an influence on all the tested parameters. Generally, an increase in temperature reduces the viscosity and water absorption capacity but improves the tensile strength. [ABSTRACT FROM AUTHOR]
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قاعدة البيانات: Complementary Index
الوصف
تدمد:0094243X
DOI:10.1063/5.0221170