نتایج جستجو برای: mwcnts cooh

تعداد نتایج: 7593  

Journal: :Environmental Engineering Research 2022

This study contributes to the preliminary development of active food packaging materials by using bio-based polymers under ultrasonic waves. For this alginate (Algi) polymer was reinforced with functionalized multiwalled carbon nanotubes (COOH-MWCNTs) dispersed in surfactants form A-type films. Similarly, a B-type films, Algi blended polyvinyl alcohol (PVA) presence COOH-MWCNTs. The synthesized...

Journal: :Egyptian Journal of Chemistry 2021

Thermoplastic polyolefin (TPO) has gained considerable attention because of having a combination rubbery and thermoplastic properties ease production. Their excellent weather resistance, low density, relatively cost make them attractive materials for the automotive, electrical, footwear industries membranes water treatment. main shortcomings are poor mechanical properties, especially at tempera...

2013
Hsieh-Chih Tsai Jeng-Yee Lin Faiza Maryani Chun-Chiang Huang Toyoko Imae

In this study, three types of hybrid nanotubes (NTs), ie, oxidized multiwalled carbon NTs (COOH MWCNTs), heparin (Hep)-conjugated MWCNTs (Hep MWCNTs), and diblock copolymer polyglycolic acid (PGA)-co-heparin conjugated to MWCNTs (PGA MWCNTs), were synthesized with improved biocompatibility and drug-loading capacity. Hydrophilic Hep substituents on MWCNTs improved biocompatibility and acted as n...

2015
Daiane D Hartwig Kátia L Bacelo Thaís L Oliveira Rodrigo Schuch Fabiana K Seixas Tiago Collares Oscar Rodrigues Cláudia P Hartleben Odir A Dellagostin

We studied the feasibility of using halloysite clay nanotubes (HNTs) and carboxyl-functionalised multi-walled carbon nanotubes (COOH-MWCNTs) as antigen carriers to improve immune responses against a recombinant LipL32 protein (rLipL32). Immunisation using the HNTs or COOH-MWCNTs significantly increased the rLipL32-specific IgG antibody titres (p < 0.05) of Golden Syrian hamsters. None of the va...

2015
SADAF SAMI ELAHEH RAHIMPOUR

In this study, we investigated the chemical functionalization of carboxylated multiwalled carbon nanotubes (MWCNT–COOH) by 1-Amino-2-naphthol-4-sulfonic acid (ANSA). The functionalized MWCNTs exhibited good aqueous solubility due to the presence of the –OH and – SO3H groups of ANSA. The antimicrobial activity of the MWCNT–COOH as well as its functionalized multiwall nanotube MWCNT-CO-2-(1-amino...

2016
Thaís L Oliveira Kátia L Bacelo Rodrigo A Schuch Fabiana K Seixas Tiago Collares Oscar ED Rodrigues Josimar Vargas Rafaella O do Nascimento Odir A Dellagostin Daiane D Hartwig

Immunisation with the C-terminal region of leptospiral immunoglobulin-like A protein (LigANI) has shown promising results against leptospirosis. We evaluated the humoral immune response and protection induced by LigANI associated with carboxyl multi-walled carbon nanotubes (COOH-MWCNTs), CpG oligodeoxynucleotides (CpG ODNs), or Alhydrogel. Animals immunised with CpG ODNs were unable to develop ...

Journal: :physiology and pharmacology 0
parichehr hassanzadeh nanotechnology research center, faculty of pharmacy, tehran university of medical sciences, tehran, iran elham arbabi research center for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, iran fatemeh atyabi nanotechnology research center, faculty of pharmacy, tehran university of medical sciences, tehran, iran rassoul dinarvand nanotechnology research center, faculty of pharmacy, tehran university of medical sciences, tehran, iran

introduction: the therapeutic potential of anandamide (aea) for the neurological disorders may be negatively affected by its short half-life or poor solubility. the superior properties of carbon nanotubes (cnts) for controlled drug delivery, prompted us to design aea-cnts complex and assess its effect in in vitro model of ischemic stroke. methods: in this experimental study, a multi-walled cnts...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده علوم 1390

1- بررسی دپروتونه شدن چند دارو در محلول وتثبیت شده روی نانو ذرات mwcnts-cooh ومطالعه ترمودینامیک جذب سطحی آنها 2-- استخراج نقطه ا بری ni2+ با ا ستفاده مشتقی جدید از کاربازون

Introduction: The therapeutic potential of anandamide (AEA) for the neurological disorders may be negatively affected by its short half-life or poor solubility. The superior properties of carbon nanotubes (CNTs) for controlled drug delivery, prompted us to design AEA-CNTs complex and assess its effect in in vitro model of ischemic stroke. Methods: In this experimental study, a multi-walled CNT...

2016
E. O. TAHA E. C. BOROWSKI U. F. KANDIL A. EL - SAYED AWADALLAH A. A. ABOUL - ENEIN M. R. TAHA

This paper discusses the potential use of multi-walled carbon nanotubes (MWCNTs) to improve the mechanical properties of short glass fiber composites. Two methods to incorporate MWCNTs in short glass fiber composite fabrication were examined. First, Carboxylic-functionalized MWCNTs were dispersed in a silane fiber sizing material and then were allowed to bond to the surface of glass fibers. Sec...

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