نتایج جستجو برای: fire retardancy
تعداد نتایج: 43235 فیلتر نتایج به سال:
Abstract The flammability properties of polymers and polymer composites are crucial in ensuring their safe use various applications. development flame-retardant technologies continues to be an active area research improve the fire safety these materials. Recently, ionic liquids have been studied composites. In this concise review, different types that combined with discovered. addition, prepara...
Composite materials are becoming widely applied in fire-critical conditions such as, e.g., aviation interior parts. Environmental considerations motivate the use of additive manufacturing due to decrease polymer wastes, and therefore additional fuel sources. The aim this work was evaluate effect printing direction on flame retardancy tensile properties 3D-printed test samples polyamide 12 manuf...
Textiles contain a high content of carbon and hydrogen in their structure which provides the fuel for combustion therefore are hazardous case fire accident. A suitable flame retardant (FR) treatment textiles is common practice safe applications. Although plenty well-known effective FR systems already known textile applications, there need to develop new environmental friendly agents treatments ...
Intelligent resource usage is one of the most challenging tasks for the wood-based panels industry. With respect to this issue, leather shavings, derived during leather preparation, are a promising new raw material, as they offer not only high availability, but also potentially enhance material properties such as panel fire retardancy. In order to improve the performance of these emerging panel...
fe3o4 nanostructures were synthesized via a facile hydrothermal reaction. the effect of various surfactants such as cationic and anionic on the morphology of the product was investigated. magnetic nanoparticles were added to poly styrene (ps) for preparation of magnetic nanocomposite. nanostructures were then characterized using x-ray diffraction (xrd), scanning electron microscopy (sem) and fo...
Abstract To curtail flammability risks and improve material properties, flame retardants (FRs) fillers are mixed into rubbers. High loadings of aluminum trihydroxide (ATH) carbon black (CB) the most used FRs reinforcing additive, respectively, in reduce loading without losing mechanical partial substitution ATH as well CB by low amounts multilayer graphene (MLG) nanoparticles is investigated. T...
A multi-functional kaolinite-based compound ([email protected]) was prepared by successive loading of TiO2 and SiO2 to the surface metakaolinite (Kaol), followed reaction with γ-aminopropyl triethoxysilane (APTES). The hybrid then introduced epoxy resin (EP) enhance flame retardancy, smoke suppression anti-aging properties. results demonstrated presence only 3 wt% [email protected] can increase...
This paper aims to develop a novel method, i.e., sol-gel combined with layer-by-layer assembly technology, to impart flame retardancy on polyacrylonitrile (PAN) fabrics. Silica-sol was synthesized via the sol-gel process and acted as cationic solution, and phytic acid (PA) was used as the anionic medium. Flame-retardant-treated PAN fabric (FR-PAN) could achieve excellent flame retardancy with 1...
New polysiloxane oligomers containing phosphorus, 6-(2-(dihydroxy(methyl)silyl)ethyl)dibenzo[c,e][1,2]oxaphosphinine 6-oxide (DOPO-VMDMS), have been synthetized and grafted to the remaining hydroxyl groups of alkyd resins in order obtain hybrid with flame retardant properties. These silicone demonstrated better drying time, gloss chemical resistance than reference without DOPO-VMDMS. Moreover, ...
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