نتایج جستجو برای: natural absorbents

تعداد نتایج: 482092  

Journal: :Reactive & Functional Polymers 2022

Gliadins were electrospun into ultrafine fibrous membrane-like materials to evaluate their processability and suitability as bio-absorbents. From a wide range of tested protein concentrations processing conditions, 15 20% solutions optimal produce uniform fibers with sizes <1 μm. The results showed that the gliadin solution produced round fibers, while 15% resulted in formation diverse morpholo...

2014
Enrico Andreoli Eoghan P. Dillon Laurie Cullum Lawrence B. Alemany Andrew R. Barron

Amine-based absorbents play a central role in CO2 sequestration and utilization. Amines react selectively with CO2, but a drawback is the unproductive weight of solvent or support in the absorbent. Efforts have focused on metal organic frameworks (MOFs) reaching extremely high CO2 capacity, but limited selectivity to N2 and CH4, and decreased uptake at higher temperatures. A desirable system wo...

Journal: :E3S web of conferences 2023

The article provides information on the preparation of polyelectrolytes and swelling polymeric hydrogels with different specified properties. analysis domestic foreign scientific literatures is presented. Particular attention researchers paid to rare cross-linked polyelectrolytes, so-called supermoisture absorbents or hydrogels. Thanks a complex variable unique properties, have found widest app...

Journal: :IOP conference series 2023

Abstract Silica is a versatile material that has many uses in various industrial fields such as the rubber, ceramics, pharmaceuticals, catalysts, absorbents, and electronics. Rice husk ash (RHA) one of potential natural materials source silica. Various studies to produce silica from RHA have been carried out by sol-gel method but are still on laboratory scale. This research aims study productio...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

abstract the influence of cation?? and anion?? interactions on the strength and nature of n…h hydrogen bond has been investigated by quantum chemical calculations in s-triazine…3hf complex. ab initio calculations were performed at mp2/6-311++g(d,p) level of theory. the natural bond orbital (nbo) analysis and the bader’s quantum theory of atoms in molecules (aim) were also used to elucidate t...

Journal: :The journal of physical chemistry. B 2014
Lawien F Zubeir Mark H M Lacroix Maaike C Kroon

The potential of three newly discovered low transition temperature mixtures (LTTMs) is explored as sustainable substituents for the traditional carbon dioxide (CO2) absorbents. LTTMs are mixtures of two solid compounds, a hydrogen bond donor (HBD) and a hydrogen bond acceptor (HBA), which form liquids upon mixing with melting points far below those of the individual compounds. In this work the ...

Journal: :Journal of wound care 2013
M Panca K Cutting J F Guest

OBJECTIVE To estimate the clinical effectiveness and cost effectiveness of using a sodium carboxymethylcellulose dressing (CMC [Aquacel]) and four super absorbent dressings (DryMax Extra[DM], Flivasorb [F], Kerramax [K] and sachet S [S]) in the treatment of highly exuding chronic venous leg ulcers (VLUs) in the UK, from the perspective of the National Health Service (NHS). METHOD A decision m...

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