Synthesis, Characterization, and Swelling Behaviors of Poly(acrylic acid-co-acrylamide)/Pozzolan Superabsorbent Polymers

2019 ◽  
Vol 27 (5) ◽  
pp. 1086-1095 ◽  
Author(s):  
Ismail Anil ◽  
Seyda Tugba Gunday ◽  
Omar Alagha ◽  
Ayhan Bozkurt
Polymer ◽  
2017 ◽  
Vol 128 ◽  
pp. 12-23 ◽  
Author(s):  
Yanli Ma ◽  
Ling Lv ◽  
Yuanru Guo ◽  
Yujie Fu ◽  
Qian Shao ◽  
...  

2014 ◽  
Vol 53 (32) ◽  
pp. 12760-12769 ◽  
Author(s):  
Diejing Feng ◽  
Bo Bai ◽  
Chenxu Ding ◽  
Honglun Wang ◽  
Yourui Suo

2014 ◽  
Vol 62 (35) ◽  
pp. 8867-8874 ◽  
Author(s):  
Mingyue Zhang ◽  
Zhiqiang Cheng ◽  
Tianqi Zhao ◽  
Mengzhu Liu ◽  
Meijuan Hu ◽  
...  

Polymers ◽  
2018 ◽  
Vol 10 (9) ◽  
pp. 945 ◽  
Author(s):  
Mingfang Chi ◽  
Chang Liu ◽  
Jie Shen ◽  
Zhehai Dong ◽  
Zi Yang ◽  
...  

Tara gum/silver composite superabsorbent polymers were synthesized with tara gum grafted poly(acrylic acid), using K2S2O8 (KPS) as an initiator and N,N′-methylenebisacrylamide (MBA) as a cross-linker. The products were characterized by Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), transmission electron microscope (TEM), scanning electron microscope (SEM) and X-ray photoelectron spectroscopy (XPS). The results showed that the silver ions were partially reduced to Ag0 and the amorphous nanoparticles containing Ag0 and Ag2O were around 10~50 nm in size The tara gum/silver composite superabsorbent polymers exhibited an interconnected porous structure with strong water absorption capacity. The swelling ratio of each product could reach 473 g/g in distilled water and 62 g/g in 0.9% NaCl solution. The antimicrobial activity of the samples against Staphylococcus aureus and Escherichia coli increased with the addition of AgNO3 from 0 to 125 mg. This work indicates that the developed tara gum/silver composite superabsorbent polymers can be potentially used for biomedical applications.


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