نتایج جستجو برای: carboxymethyl cellulose cmc

تعداد نتایج: 35412  

Journal: :Mathematical Problems in Engineering 2023

A fractional model is developed to investigate the thermal onset of carbon nanotubes containing single-wall (SWCNTs) and multiwall (MWCNTs). The blood carboxymethyl cellulose (CMC) are utilized report characteristics base material. phenomenon further supported with inclined magnetic force mixed convection features. vertical plate an oscillatory nature induced flow. After formulating problem in ...

Journal: :Cellulose 2022

Abstract This work addresses a simple method to functionalize graphene oxide with sodium carboxymethyl cellulose using tetraethyl orthosilicate as linker for rapid and significant removal of Nd(III) Ce(III) from aqueous solutions. The prepared composite (GO–CMC) was characterized by different techniques confirm the modification adsorption process. sorption performance GO–CMC evaluated absorbent...

Journal: : 2023

Phương pháp sấy vi sóng sủi bọt được thực hiện để khảo sát ảnh hưởng của nồng độ chất tạo (lòng trắng trứng) và ổn định (carboxymethyl cellulose - CMC) đến lớp rau má dày trải cùng với công suất lên màu sắc bột thành phẩm. Kết quả cho thấy hỗn hợp đạt mức nhất khi tỷ lệ nằm trong một khoảng giá trị cụ thể mà ở đây là 15% lòng trứng 1,4% CMC (so khối lượng mẫu); Màu tối ưu 4 mm trên đĩa thủy tin...

Journal: :Journal of Polymers and The Environment 2021

Carboxymethyl cellulose (CMC)/titanium dioxide (TiO2) was prepared using gamma irradiation at different doses. used as a matrix and TiO2 in contents added (0.25, 0.5, 1, 1.5 wt%) filler. The polymer composite films were irradiated doses of 5, 10 15 kGy 60Co γ-ray to form crosslinked network structure. described by diagnostic procedures including X-ray diffractometer, scanning electron microscop...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Li-Hai Fan Zi-Jian Zhang Xiao-Yu Yu Ya-Xu Xue Tian-Wei Tan

Yeast to directly convert cellulose and, especially, the microcrystalline cellulose into bioethanol, was engineered through display of minicellulosomes on the cell surface of Saccharomyces cerevisiae. The construction and cell surface attachment of cellulosomes were accomplished with two individual miniscaffoldins to increase the display level. All of the cellulases including a celCCA (endogluc...

2015
Maryam Azizi Jafar Hemmat Seyed Morteza Seifati Ibrahim Torktaz Soodabeh Karimi

This study aimed to isolate and evaluate the cellulase activity of cellulolytic bacteria in hot springs of Dehloran, Ilam province, Iran. Water and sludge samples were collected from the hot springs and the bacterial enrichment was performed in a medium containing rice barn and carboxymethyl cellulose (CMC). The cultures were incubated at 50 °C in aerobic conditions. The bacteria were isolated ...

2012
Osama M. Abdel-Fatah Mohamed M. Hassan Ali M. Elshafei Bakry M. Haroun Housam M. Atta Abdelmageed M. Othman

Physiological studies were conducted to determine the optimum cultural conditions for maximal carboxymethyl cellulase (CMCase) formation by Aspergillus terreus DSM 826. Shaking condition at 150 rpm is favorable for the production of CMCase from rice straw and sugar cane bagasse. The highest enzyme yield was obtained at the third day of incubation at 30 °C for both cases; however CMCase formatio...

The first stage to have access to a reservoir is the drilling operation. The proper development of this operation plays a major role in increasing productivity. It must be pointed out that the drilling fluid (mud) is pivotal in achieving this objective. Among these fluids, water-based fluids are the most common ones, which have been utilized to drill approximately 80% of all wells and are m...

Journal: :International Journal of Biological Macromolecules 2021

In this study, a simple strategy to fabricate the cellulose aerogel with homogeneous porous structure and good compression strength properties has been demonstrated. The was simply prepared by adding styrene acrylic emulsion (SAE) TEMPO-oxidized nanofibrils (CNF), followed freeze-drying oven-heating, in which covalent bond between CNF SAE confirmed FT-IR. Meanwhile, regulation process of aeroge...

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