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(composite AND polymer matrix)

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ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 1683-1691, May 5–8, 2003,
.... Introduction and Motivation In response to the need for processable high temperature resistant polymer matrix materials, NASA developed a new class of thermosetting polymers known as PMR (Polymerization of Monomeric Reactants) polyimides [1]. Polyimide based matrix composites reinforced with carbon fibers...
Proceedings Papers

ITSC 2009, Thermal Spray 2009: Proceedings from the International Thermal Spray Conference, 618-623, May 4–7, 2009,
... Abstract The present work probes the deposition of metallic coatings on high fiber volume fraction carbon/epoxy polymer matrix composites using pulsed gas dynamic spraying. Well-consolidated and well-adhered coatings of zinc and copper were successfully applied and initial trials with higher...
Proceedings Papers

ITSC 2004, Thermal Spray 2004: Proceedings from the International Thermal Spray Conference, 395-399, May 10–12, 2004,
... in the practical use of nanocomposite coatings is achieving a uniform dispersion of the nanoparticulates within the polymer matrix because of the high viscosity of composite melts. Processing requires either large amount of solvent (20 to 60 vol. %) or high processing temperatures or in-situ polymerization. Filler...
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ITSC 2001, Thermal Spray 2001: Proceedings from the International Thermal Spray Conference, 361-368, May 28–30, 2001,
... Abstract The high velocity oxy-fuel [HVOF] combustion spray technique has previously been shown to be an excellent solution for depositing crystalline matrix nano-reinforced polymer coatings. Dense polymer coatings can be produced by controlling both the particle dwell time in the HVOF jet...
Proceedings Papers

ITSC2016, Thermal Spray 2016: Proceedings from the International Thermal Spray Conference, 437-443, May 10–12, 2016,
... Abstract In this work, copper and PEEK powder mixtures are cold sprayed onto carbon fiber-reinforced polymer (CFRP) substrates with the aim of producing a well-adhered conductive layer. The composite coatings were optimized through the study of the deposited mass and its dependence on process...
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ITSC 2005, Thermal Spray 2005: Proceedings from the International Thermal Spray Conference, 951-956, May 2–4, 2005,
... silica reinforcements in semicrystalline Nylon 6 increased the yield stress by 30 % and Young s modulus by 170 % relative to pure polymers. Deposition of polymers by thermal spray offers an array of advantages over conventional polymer processing techniques such as intercalation, in situ polymerization...
Proceedings Papers

ITSC 2006, Thermal Spray 2006: Proceedings from the International Thermal Spray Conference, 929-934, May 15–18, 2006,
...) process, however, has shown considerable potential for the deposition of polymer-ceramic composite coatings. Particulate reinforced polymer coating deposition by HVOF spraying has various advantages over conventional polymer processing techniques such as intercalation, in situ polymerization, dissolution...
Proceedings Papers

ITSC 2002, Thermal Spray 2002: Proceedings from the International Thermal Spray Conference, 424-428, March 4–6, 2002,
... Abstract In this study, polyamide 11 and polyamide-alumina layers are produced by flame spraying and assessed based on microstructure and corrosion and wear resistance. Among the more notable findings: During the spraying process, there is a loss of crystallinity and polymorphism in the polymer...
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ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 239-242, September 15–18, 1997,
... Abstract In thermal spraying of metal-polymer coatings, the processes of polymers oxidation and destruction can have special features, as the temperature of heating of the filler particles can significantly exceed the temperature of destruction of the polymer binder. Hence, the need to study...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 157-162, May 25–29, 1998,
... in the polymeric fillers [4]. matrix providing the coating with a higher enthalpy, calculated as follow: However, conventional plasma spray methods, used for melting metallic and ceramic materials are not convenient for * *MIoomp = XAl203 MIAI203+ (1 - XAI203) MIMDPE Eq. 1. applying polymer coatings since...
Proceedings Papers

ITSC 2001, Thermal Spray 2001: Proceedings from the International Thermal Spray Conference, 321-326, May 28–30, 2001,
... Abstract Hydroxyapatite/polymer composite coatings of different volume ratios were produced using a Plastic Flame Spray (PFS) system. The intent of this processing is to obtain a coating with an optimal combination of biological and mechanical properties of these two materials for skeletal...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 223-229, September 15–18, 1997,
... of the dc plasma process During the formation of a 50 wt.% A1203 polymer energy utilisation. (Medium Density Polyethylene (MDPE)) composite, the preheated filler (Al263) particles release heat in the - It can aid in the post melting of the unmelted polymer polymeric matrix providing the coating...
Proceedings Papers

ITSC2012, Thermal Spray 2012: Proceedings from the International Thermal Spray Conference, 1-6, May 21–24, 2012,
..., K. Miyoshi, C. Bowman, S. Naik, K. Ma, R. Sinatra, R. Cupp, R. Horan, G. Leisller, Erosion Coatings for Polymer Matrix Composites in Propulsion Applications, High Perform. Polym., 2003, 15(4), P 421440 6. D. Chambers, K. Taylor, C. Tan, A. Emrick, Sputtering on Polymeric Composites, Surf. Coat...
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ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 432-436, May 4–6, 2022,
... Abstract Thermal spraying of fine and ultrafine powders is realised by a novel method based on highly filled filaments as feedstock material for high velocity oxy fuel flame spraying (HVOF). Hereby, the desired coating material is supplied as finely dispersed powder within a polymer filament...
Proceedings Papers

ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 1651-1657, May 5–8, 2003,
... Abstract An important factor in the process of formation of a metal-polymer coating is the effect of a high-temperature gas jet on the "coating-substrate" system, as the jet favours penetration and spread of a polymeric material over the surface of the substrate. It is this factor that makes...
Proceedings Papers

ITSC 2015, Thermal Spray 2015: Proceedings from the International Thermal Spray Conference, 1183-1190, May 11–14, 2015,
... Abstract In order to avoid ice accretion on structures that are exposed to cold environments, nickel-chromium-aluminum-yttrium (NiCrAlY) and nickel-20 wt.% chromium (Ni-20Cr) coatings have been deposited on fiber-reinforced polymer composite plates by using flame spraying. Electrical current...
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ITSC2016, Thermal Spray 2016: Proceedings from the International Thermal Spray Conference, 337-342, May 10–12, 2016,
... Abstract The aim of this study is to improve the surface properties of carbon fiber reinforced polymers (CFRP) to facilitate the deposition of a ceramic erosion-resistant coating by air plasma spraying (APS). To avoid mechanical damage induced by grit blasting, the CFRP substrate was chemically...
Proceedings Papers

ITSC 2017, Thermal Spray 2017: Proceedings from the International Thermal Spray Conference, 799-804, June 7–9, 2017,
... Abstract In the present work, a metal-polymer composite coating containing Al and ethylene-vinyl acetate copolymer (EVA) was prepared on the surface of a polymer matrix composite (PMC) using a detonation spraying process. The microstructure and bond strength of the as-prepared coatings were...
Proceedings Papers

ITSC 2015, Thermal Spray 2015: Proceedings from the International Thermal Spray Conference, 87-91, May 11–14, 2015,
... Abstract Fiber-reinforced polymer composites (CFRP) are increasingly used in aerospace for weight-sensitive applications. However, they are subjected to degradation from the erosive forces of solid particles and water droplets. This degradation results in a decreased service life of composite...
Proceedings Papers

ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 1639-1644, May 5–8, 2003,
... in the formation of coatings by flame spraying. This paper studies two UHMWPE materials with molecular weights of 2 million and 6 million. The flow of splats for each UHMWPE and blends of selected polyethylenes were characterized and a model developed for the flow of these polymers with respect to polymer...