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2021-10-26u2002·u2002A promising sorbent was prepared by a combination of different eco-friendly functional groups such as ethylenediaminetetraacetic acid with 3-aminopropyltriethoxysilane (EDTA/Si) and polyacrylamide grafted carboxymethyl cellulose (AmCMC) with magnetic graphene oxide (mGO) and N,N-Methylene bis-acrylamide as a crosslinker for efficient removal of lead …
Get Price2021-12-1u2002·u20021. Introduction. Nowadays, research and industrial applications of nanocellulose, originated from cellulose as the most abundant of carbohydrate polymers, have received ever-increasing consideration due to its attractive properties such as bio-base, biocompatible and biodegradable characteristics with 100% environmental friendliness, high surface area with rich …
Get Price2020-9-15u2002·u2002Here, q e is the equilibrium adsorption capacity (mg/g), q m is the maximum adsorption capacity (mg/g), k L is the Langmuir adsorption constant that represents the binding energy, k F and n are the Freundlich model constants, b T (kJ/mol) and A T (l/g) constants of the Temkin model, R of the gaseous constants, T (K) absolute temperature, ε of the polynomial …
Get Price2003-5-5u2002·u2002Foad Kazemi, Zahra Mohamadnia, Babak Kaboudin and Elham Allahyari, Synthesis and characterization of maleylated cellulose-g-polyacrylamide hydrogel using TiO2 nanoparticles under sunlight, Iranian Polymer Journal, 10.1007/s13726-017-0551-z, 26, 9, (663-672), (2017).
Get Price2021-10-6u2002·u2002How to efficiently utilize most abundant biomass of cellulose, lignin and their derivatives has become an emerging challenge as the anticipative oil depletion. In this paper, the ternary anionic copolymer of carboxymethyl cellulose-acrylamide-lignosulfonate (CAL) was successfully prepared by hydrothermal polymerization. Based on the flocculation …
Get Price2021-9-1u2002·u2002ECH (30 uL) was added to 2 mL of this cellulose solution and stirred 30 min for the good dispersion. Then, another solution prepared by 1.0 g of AAM, 0.02 g of KPS, 0.002 g of MBAA (as a cross-linker), and 1.4 mL of deionized water was added to the above-mentioned cellulose solution under stirring until a homogeneous solution was obtained.
Get Price2019-12-3u2002·u2002Okara cellulose powder was dissolved to form cellulose solution (Fig. 1c), and the appearance of the synthesized okara cellulose hydrogel is shown (Fig. 1d). The cost of our detergent method is ...
Get Price2020-1-1u2002·u2002Cellulose was first isolated from plant matter by the French chemist Anselme Payen in 1839 [].The worldwide production of cellulose is estimated to be ca. 1000 tons per year [], and it can be extracted from wood, plant, algae, tunicates, and bacteria [].It is composed of a linear chain of several hundreds to thousands of linked glucose units, and the degree of …
Get Price2018-6-6u2002·u2002The specific surface area (10–975 m 2 /g), porosity (84.0–99.9%), and density (0.0005–0.35 g∙cm −3) of cellulose aerogels are comparable to those of traditional silica aerogels and synthetic polymer aerogels, but cellulose aerogels have a higher compressive strength (5.2 kPa–16.67 MPa) and better biodegradability.Therefore, cellulose aerogels are a type of …
Get Price2021-10-1u2002·u2002Materials. Microcrystalline cellulose (M w = 20,000) with a average size of 25 μm and density of 0.600 g/cm 3, glutaraldehyde (25 wt%) were acquired from Macklin Biochemical Co., Ltd. (Shanghai, China).Superfine kaolin with a average size of 11 μm and density of 2.53 g/cm 3, polyethylenimine (PEI, Mw = 600, 99%) was provided by Aladdin Chemical Reagent Co., Ltd. …
Get PriceThe discharge of effluents from surfactant manufacturers is giving rise to increasingly serious environmental problems. In order to develop the eco-friendly flocculation materials to achieve effective removal of pollutants from the surfactant effluents, the bamboo pulp cellulose from Phyllostachys heterocycla is employed as the skeleton material to synthesize an eco-friendly …
Get Price2015-8-1u2002·u2002Conclusion Cellulose‐g‐poly(acrylic acid) ( CGAA ) and cellulose‐g‐polyacrylamide ( CGAM ) were successfully prepared via graft copolymerization and the maximum grafting efficiency for CGAA and CGAM were achieved at 89.40% and 89.98%, respectively. Morphology of modified CC exhibited roughness and multi‐layer after graft copolymerization.
Get PriceThe synthesis of carboxymethyl cellulose-g-polyacrylamide was carried out by a ceric ion induced solution polymerization technique. By varying the amount …
Get Price2021-12-2u2002·u2002Li N, Chen G, Chen W, Huang J, Tian J, Wan X, et al. Multivalent cations-triggered rapid shape memory sodium carboxymethyl cellulose/polyacrylamide hydrogels with tunable mechanical strength ...
Get PriceHydroxyethyl Cellulose (HEC) is nonionic cellulose ether derived from natural fibre.It is widely used in Cosmetic,Personnel care products, Paint & coating, oilfield, construction, etc., having functions of thickening, bonding, stabilizing, water retaining, film forming, and protective colloids,etc. HEC is soluble in either hot or cold water,have broad range viscosity designed for …
Get Price2013-7-27u2002·u2002In this present work, a series of hydrolyzed polyacrylamide grafted carboxymethyl cellulose (CMC-g-HPAM) was prepared.The structure and solution properties of CMC-g-HPAM were characterized by FTIR, 1 H-NMR, elemental analysis and zeta potential measurements.The graft copolymers were applied as flocculants to remove methylene blue (MB), a cationic dye, …
Get Price2021-10-29u2002·u2002A cellulose nanofiber–polyacrylamide hydrogel based on a co-electrolyte system for solid-state zinc ion batteries to operate at extremely cold temperatures† Wangwang Xu, a Chaozheng Liu, b Suxia Ren, c Danbee Lee, a Jaegyoung Gwon, d John C. Flake, e Tingzhou Lei, c Niranjan Baisakh f and Qinglin Wu * a
Get Price2019-12-3u2002·u2002Okara cellulose powder was dissolved to form cellulose solution (Fig. 1c), and the appearance of the synthesized okara cellulose hydrogel is shown (Fig. 1d). The cost of our detergent method is ...
Get Price2021-10-1u2002·u2002Materials. Microcrystalline cellulose (M w = 20,000) with a average size of 25 μm and density of 0.600 g/cm 3, glutaraldehyde (25 wt%) were acquired from Macklin Biochemical Co., Ltd. (Shanghai, China).Superfine kaolin with a average size of 11 μm and density of 2.53 g/cm 3, polyethylenimine (PEI, Mw = 600, 99%) was provided by Aladdin Chemical Reagent Co., Ltd. …
Get Price2020-1-1u2002·u2002Cellulose was first isolated from plant matter by the French chemist Anselme Payen in 1839 [].The worldwide production of cellulose is estimated to be ca. 1000 tons per year [], and it can be extracted from wood, plant, algae, tunicates, and bacteria [].It is composed of a linear chain of several hundreds to thousands of linked glucose units, and the degree of polymerization …
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