نتایج جستجو برای: sodium tripolyphosphate

تعداد نتایج: 187792  

Journal: :Diabetology 2021

Polyelectrolytic complexation has stood out due to its application in the development of drug delivery systems using biopolymers as raw materials. The formation complexes between cashew gum and chitosan can be intermediated by cross-links, mediated action sodium tripolyphosphate crosslinking agent. These polymers have been used nanotechnological formulations protect peptide drugs, such insulin,...

Journal: :Composites Part B-engineering 2022

Calcium carbonate binder is well-known to reduce the carbon footprint and brings great economic environmental benefits. However, cementitious mechanism unclear due raw material diversity. We prepare calcium crystalline polymorphs-vaterite calcite in presence of sodium tripolyphosphate (STPP), revealed. Herein, optimal colloidal structure with vaterite as binding phase obtained at 5% STPP 1d com...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

one of the most commonly used techniques to reduce the corrosion rate of rebar in concrete is addition substances named corrosion inhibitors into the concrete. corrosion inhibitor is chemical compounds that were added to concrete to prevent corrosion of steel in concrete. sodium nitrate is a type of anodic inhibitors that this study investigatesthe effect of this inhibitor on the properties of ...

Journal: :Crystals 2023

For more than a century, crystallization has remained chief research topic. One of the most undesirable phenomena is formation calcium carbonate scale in drinking and industrial water systems. In this work, influence chemical additives on CaCO3 formation—in either nucleation, crystal growth, or inhibition processes—is investigated by using CO2-degasification method. Chemical are foreign salts (...

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