Eco-friendly superabsorbent polymers based on carboxymethyl cellulose strengthened by TEMPO-mediated oxidation wheat straw cellulose nanofiber

2018 ◽  
Vol 197 ◽  
pp. 565-575 ◽  
Author(s):  
Seyed Rahman Djafari Petroudy ◽  
Jalal Ranjbar ◽  
Esmaeil Rasooly Garmaroody
Polymers ◽  
2018 ◽  
Vol 10 (6) ◽  
pp. 605 ◽  
Author(s):  
Jungmin Lee ◽  
Soohee Park ◽  
Hyun-gyoo Roh ◽  
Seungtaek Oh ◽  
Sunghoon Kim ◽  
...  

2019 ◽  
Vol 1 ◽  
pp. 51-57
Author(s):  
Ram Jeewan Yadav ◽  
Ganga Shrestha

Superabsorbent Polymers (SAPs) as hydrogels are super-soaker organic materials - Carboxymethyl Cellulose (CMC) which swells in water to form a clear gel. These are different from conventional absorbent sponge in which water can be wrung out easily; the SAPs' hydrate gel particle retains the absorbed water even under pressure. This unique ability to hold absorbed water, even against pressure, is the primary benefit of using SAPs. Such SAPs have created a very attractive area in the viewpoint of super-swelling behaviour, chemistry, and designing the variety of final applications. Besides various applications, the most volume of SAPs world production (106 tons/year) is yet consumed in hygienic uses, i.e., disposable diapers (as baby or adult diapers, feminine napkins, etc.). Agro wastes like Barley husk can be a very potential resource to obtain CMC or SAPs. This paper discusses extraction of α-cellulose followed by carboxy-methylation process to get CMC from barley husk. Absorbency tests of the CMC were performed by tea bag method and all the samples were characterized by FTIR.


2020 ◽  
Vol 17 (100) ◽  
pp. 139-149
Author(s):  
Negin Zabiholahi ◽  
Ainaz Alizadeh ◽  
Hadi Almasi ◽  
shahram hanifian ◽  
Hamed Hamishekar ◽  
...  

2020 ◽  
Vol 2 (12) ◽  
pp. 5482-5491
Author(s):  
Yurina Sekine ◽  
Takuya Nankawa ◽  
Shunji Yunoki ◽  
Tsuyoshi Sugita ◽  
Hiroshi Nakagawa ◽  
...  

1970 ◽  
Vol 41 (3) ◽  
pp. 159-166 ◽  
Author(s):  
Ismet Ara Jahan ◽  
AHMM Rahman

CMC was prepared from agricultural wastes-rice straw and wheat straw. This was then converted via its acidic form of CMC to CoCMC by reaction with Co (II) chloride. A maximum of about 7 % cobalt content in the product, CoCMC, obtained from both the sources was recorded, when 1.0 g of the acid form of CMC was treated with 5.0 g of Co (II) chloride in an overall mixture of 250 ml of water at 90° C for 8 hours. Bangladesh J. Sci. Ind. Res. 41(3-4), 159-166, 2006


Cellulose ◽  
2017 ◽  
Vol 24 (7) ◽  
pp. 3001-3014 ◽  
Author(s):  
S. M. Mazhari Mousavi ◽  
E. Afra ◽  
M. Tajvidi ◽  
D. W. Bousfield ◽  
M. Dehghani-Firouzabadi

2019 ◽  
Vol 20 (5) ◽  
pp. 975-981 ◽  
Author(s):  
Hailong Li ◽  
Hairong Zhang ◽  
Lian Xiong ◽  
Xuefang Chen ◽  
Can Wang ◽  
...  

2020 ◽  
Vol 54 (3-4) ◽  
pp. 225-236
Author(s):  
NAJAH LARIBI ◽  
◽  
SAMAH MAATOUG ◽  
ZAYNEB JEBALI ◽  
RIADH ZOUARI ◽  
...  

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