نتایج جستجو برای: nanocomposite flame retardancy
تعداد نتایج: 29448 فیلتر نتایج به سال:
Abstract Polymeric materials and composites are well suited to support structures in marine conditions due their corrosion resistance. However, low glass transition temperature makes them vulnerable softening at high temperatures. Hence, fire retardancy is a key aspect if these selected ensure stiffness under flammable conditions. In this paper, fire-retardant polyurea coating for industrial ap...
In this paper, a flame retardant dimethyl-2-(methacryloyloxyethyl) phosphate (DMMEP) was applied to wool fabrics by the graft copolymerization technique initiated with potassium persulfate (KPS) in water media. FTIR and SEM testing were used to explore the grafting evidence on the fiber surface, the SEM results show chemical deposition on the wool fiber surface and the scales could not be seen ...
Title of Document: STRUCTURE AND PROPERTIES OF NANOCOMPOSITES CONTAINING ANISOTROPIC NANOPARTICLES Bani Hans Cipriano, Doctor of Philosophy, 2007 Directed By: Professor Srinivasa R. Raghavan, Department of Chemical and Biomolecular Engineering This dissertation deals with polymeric materials containing dispersed anisotropic nanoparticles such as nanotubes, nanofibers, and nanoplatelets. Such po...
bismuth sulfide nano-rods and nano-flowers were synthesized via a hydrothermal reaction at a relatively low temperature. thioglycolic acid is used as sulfur source and capping agent simultaneously. bi2s3 nanostructures were then added to acrylonitrile-butadiene-styrene (abs) copolymer. the thermal stability behavior of abs filled with bismuth sulfide nano-rods were investigated by thermogravime...
In order to improve the efficiency of intumescent flame retardants (IFRs), a novel macromolecular charring agent named poly(ethanediamine-1,3,5-triazine-p-4-amino-2,2,6,6-tetramethylpiperidine) (PETAT) with gas phase and condense phase synergistic flame-retardant capability was synthesized and subsequently dispersed into polypropylene (PP) in combination with ammonium polyphosphate (APP) via a ...
Superamphiphobic and flame-retardant finishing of cotton fabric can significantly improve its protective properties to expand applications, such as clothing. However, creating materials is still a challenging issue. Herein, we present facile strategy fabricate superamphiphobic (SFC) via step-by-step dip-coating spraying technology. Ammonium polyphosphate (APP) endows excellent flame retardancy....
In this work, silica aerogel was modified by 9,10-dihydro-9-oxa-10-phosphaphenanthrene-1-oxide (DOPO). Then DOPO-immobilized nanoparticles were used as a flame retardant to prepare flame-retardant polyurethane foams. Microscale combustion calorimeter and cone tests employed evaluate the retardancy of It found that both heat release rate total composites reduced with incorporation DOPO immobiliz...
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