نتایج جستجو برای: cotton fabric electrospinning nanoparticle

تعداد نتایج: 66585  

Journal: :Journal of the American Mosquito Control Association 1998
M A Ansari N Kapoor V P Sharma

The efficacy of synthetic pyrethroid-impregnated fabrics was evaluated against Anopheles stephensi, Aedes aegypti, and Culex quinquefasciatus, under laboratory conditions. Results revealed that delta-methrin was significantly superior in comparison to lambdacyhalothrin and cyfluthrin. Results of bioassay tests revealed that deltamethrin was 1.5 and 1.9 times more effective than lambdacyhalothri...

Journal: :Chemical Society reviews 2015
Radhakrishnan Sridhar Rajamani Lakshminarayanan Kalaipriya Madhaiyan Veluchamy Amutha Barathi Keith Hsiu Chin Lim Seeram Ramakrishna

Nanotechnology refers to the fabrication, characterization, and application of substances in nanometer scale dimensions for various ends. The influence of nanotechnology on the healthcare industry is substantial, particularly in the areas of disease diagnosis and treatment. Recent investigations in nanotechnology for drug delivery and tissue engineering have delivered high-impact contributions ...

Journal: :Journal of Physics: Conference Series 2021

Combined with the basic theoretical knowledge of Kansei Engineering and clothing materials, perceptual cognition consumers for different dyed fabrics was studied, evaluation materials compared. SPSS software used statistical analysis survey data in order to find characteristics cotton fabric. The results plant fabric industrial were discussed. relationship between preferences towards analyzed t...

Journal: :international journal of occupational and environment medicine 0
ioannis d anyfantis department of respiratory medicine, university of thessaly medical school, biopolis, larissa 41110, greece georgios rachiotis department of hygiene and epidemiology, faculty of medicine, university of thessaly, larissa 41222, greece cristos hadjichristodoulou department of hygiene and epidemiology, faculty of medicine, university of thessaly, larissa 41222, greece konstantinos i gourgoulianis department of respiratory medicine, university of thessaly medical school, biopolis, larissa 41110, greece

background: workers in cotton industry are occupationally exposed to various dust-related hazards. the nature of these agents and the respective exposure levels depend on the cotton industry specific sector. these exposures could be associated with respiratory symptoms and changes in lung function parameters. objective: to evaluate associations between occupational exposure and respiratory func...

2016
Eva Bou-Belda

Chitosan is an N-deacetylated biopolymer derivative of chitin (2-acetamido-2-deoxyβ-D-glucose through a β (1-4) linkage). The deacetylation is never complete. There is no specified nomenclature that describes the degree of deacetylation [1]. Chitin can be easily acquired from crab or shrimp shells. Its N-deacetylation is performed under alkali environment. The chitin that has been obtained from...

2000
M. M. Dalal K. R. Desai

Introduction: Several new bifunctional reactive dyes of the Sumifix Supra range that carry monochlorotriazine and sulphato ethyl sulphone reactive systems were developed and their dyeing performance studied. Suitable characteristic properties and fastness properties were examined over the knitted cotton fabrics. The dyes were characterized by spectral data and elemental analysis. The dyes struc...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2009
Boxun Leng Zhengzhong Shao Gijsbertus de With Weihua Ming

Common cotton textiles are hydrophilic and oleophilic in nature. Superhydrophobic cotton textiles have the potential to be used as self-cleaning fabrics, but they typically are not super oil-repellent. Poor oil repellency may easily compromise the self-cleaning property of these fabrics. Here, we report on the preparation of superoleophobic cotton textiles based on a multilength-scale structure...

This study presents a novel method for eco-friendly dyeing of cotton fabrics with direct dyes. Cotton fabric modified with chitosan-poly propylene imines dendrimer CS-PPI, and its dyeing and fastness properties were investigated using three direct dyes. The impacts of important factors, i.e., CS-PPI concentration, dye concentration, dyeing time, dyeing temperature, and salt concentration were i...

A. Haji

Nowadays, there is a great tendency for eco-dyeing and finishing of textiles with natural products. several natural dyes have been used for dyeing of protein fibers but a low number have the ability to dye cotton fiber because of low affinity of cellulose to the natural dyes. In this study madder and weld natural colorants were used to dye cotton fabric premordanted with three metallic salt...

Journal: :iranian journal of veterinary research 2015
e. mosbah k. s. abouelnasr

the aim of this work was to study the possibility of using a new commercial polyester/cotton fabric to repair large sized umbilical and abdominal hernias in calves and small ruminants. twenty-four animals (16 calves, 3 buffalo calves, 4 sheep, 1 goat) with umbilical or abdominal hernia were included in this study. the diameter of hernial ring ranged from (12-25) cm. an underlay technique was us...

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