نتایج جستجو برای: black coated fabrics

تعداد نتایج: 194433  

The thermo-optical properties of coated surface are important for spacecraft thermal control coatings which depend on the optical properties and structure of the coating material. These coatings control the temperature by their capability of outer energy absorption and its emission. The optical properties of pigment can be improved if the pigment contains a high fraction of voids in its structu...

Journal: :ACS applied polymer materials 2021

We report the interactions of cationic latex particles synthesized by RAFT/MADIX-mediated emulsion polymerization with anionic cellulose nanocrystals (CNCs) and cotton fabrics. Latexes in size range 200-300 nm poly(butyl acrylate) or poly(2-ethylhexyl hydropho-bic cores hydrophilic shell are synthesized. show that latex/CNC interaction is me-diated electrostatics, being strongest most charged p...

2017
Sechin Chang Brian Condon Jade Smith Michael Easson

Due to its environmentally benign character, supercritical carbon dioxide (scCO2) is considered in green chemistry, as a substitute for organic solvents in chemical reactions. In this paper, an innovative approach for preparation of flame retardant cotton fabric was obtained by utilizing supercritical carbon dioxide with co-solvent. A novel phosphorusnitrogen containing piperazine derivative, t...

Journal: :Journal of Natural Fibers 2023

Biosynthesis of silver nanoparticles (AgNPs) using plant extracts as reducing agents has recently attracted interest an environmentally friendly and cost-effective approach. In this study, biosynthesized were coated on cotton fabric antimicrobial outer middle layer in a silk face mask. The AgNPs synthesized characterized by scanning electron microscopy (SEM) energy-dispersive X-ray spectroscopy...

Journal: :Journal of Applied Research and Technology 2021

Two forms of pollutants are usually discharged from scouring wool fleece; namely the effluent liquid phase and solid phase. These phases comprise a significant quantity wax which would be suitable candidate for valuable products applications. This work is devoted to extraction, recovery, characterization lanolin fleece different sheep breeds assign possible ways its utilization in textile field...

Journal: :Cellulose 2021

Abstract In this present study, we have successfully fabricated the cellulose fabric with excellent electrical conductivity by depositing graphene oxide grafted modified ferroferric (GOF) upon substrate via layer-by-layer magnetic-field-induced self-assembly apporoach and followed chemical reduction. The results indicated that morphologies of nanosheets for three-layer deposited fabrics could f...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پایه 1391

bekenstein and hawking by introducing temperature and every black hole has entropy and using the first law of thermodynamic for black holes showed that this entropy changes with the event horizon surface. bekenstein and hawking entropy equation is valid for the black holes obeying einstein general relativity theory. however, from one side einstein relativity in some cases fails to explain expe...

Journal: :Fibers 2022

We have developed a prototype of breathable thermochromic textile ideal for sensor applications, e.g., medical thermography. The was woven/knitted from polyester filaments pre-coated with liquid crystal (TLC) ink, in lieu coating the TLC ink on textile. This process brings us closer to achieving textiles while enhancing versatility A combination precoated yarns can be preselected according desi...

2016
Magnus Andersson Bjarne S. G. Almqvist Steffi Burchardt Valentin R. Troll Alireza Malehmir Ian Snowball Lutz Kübler

Magma transport through the Earth's crust occurs dominantly via sheet intrusions, such as dykes and cone-sheets, and is fundamental to crustal evolution, volcanic eruptions and geochemical element cycling. However, reliable methods to reconstruct flow direction in solidified sheet intrusions have proved elusive. Anisotropy of magnetic susceptibility (AMS) in magmatic sheets is often interpreted...

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