A kinetic study on calcium alginate bead formation

1990 ◽  
Vol 7 (1) ◽  
pp. 1-6 ◽  
Author(s):  
Hae-Sung Kim
2021 ◽  
pp. 118293
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Andrés Posbeyikian ◽  
Esteban Tubert ◽  
Alejandro Bacigalupe ◽  
Mariano Martin Escobar ◽  
Patricio Román Santagapita ◽  
...  

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Vol 23 (3) ◽  
pp. 638-644 ◽  
Author(s):  
Robert J. Trotman ◽  
Carl E. Camp ◽  
Arie Ben-Bassat ◽  
Robert DiCosimo ◽  
Lixuan Huang ◽  
...  

2021 ◽  
Vol 63 (11) ◽  
pp. 80-84
Author(s):  
Xuan Minh Vu ◽  
◽  
Thi Lan Pham ◽  
Thi My Hanh Le ◽  
Tuan Dung Nguyen ◽  
...  

Calcium alginate bead (CAB) is a good adsorbent of heavy metal ions; however, CAB has a small specific surface area, limiting its applications in the removal of heavy metals in water treatment. In this study, alginate is denatured with activated carbon and surfactants to increase the porosity of the material and improve the adsorption capacity of the Ni(II) ion. Initial undenatured calcium alginate bead is almost no pores and a very small specific surface area (~0.04 m2/g). After modification, the porous composite made from alginate combined with active carbon and surfactant (P-CAB) has a large specific surface area ~160 m2/g, 4,000 times higher than CAB. The results of the Ni(II) ion adsorption study also showed that the maximum adsorption capacity of porous composite (qmax of 53.76 mg/g) significantly improved by 8.3 times than the adsorption capacity of CAB (6.48 mg/g).


2013 ◽  
Vol 16 (3) ◽  
pp. 200-208 ◽  
Author(s):  
Dong-Wan Cho ◽  
Woosik Jung ◽  
Abinashi Sigdel ◽  
Oh-Hun Kwon ◽  
Sang-Hun Lee ◽  
...  

2018 ◽  
Vol 186 (4) ◽  
pp. 917-936 ◽  
Author(s):  
Ramya Ramachandran ◽  
Swetha Ramesh ◽  
Srinath Ramkumar ◽  
Arunaloke Chakrabarti ◽  
Utpal Roy

2014 ◽  
Vol 101 ◽  
pp. 954-960 ◽  
Author(s):  
M. Perez-Ameneiro ◽  
X. Vecino ◽  
L. Barbosa-Pereira ◽  
J.M. Cruz ◽  
A.B. Moldes

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