By Oleg Figovsky
One means of enhancing functionality attributes of creating constructions is to exploit a brand new category of materials―polymer composites. they've got exact homes that mix excessive power with positive aspects of non-metallic fabrics. Polymer concretes (PC) seem to supply many chances for generating new fabrics with wanted actual and mechanical features, similar to more suitable mechanical power, low permeability, and bigger chemical resistance. Advanced Polymer Concretes and Compounds offers the result of theoretical and experimental examine on effective development fabric composites in accordance with complex polymer binders.
This ebook examines the composition and houses of 2 new polymer concretes that experience power to unravel a variety of development concerns: rubber concrete in response to a polybutadiene binder and silicate polymer concrete with an organo-silicate matrix. It examines the actual, mechanical, and technological homes of those computers in addition to their habit in harsh environments and sturdiness and reliability concerns. The authors describe a brand new environmentally pleasant polymer for monolithic commercial ground coverings and coatings―nonisocyanate polyurethanes. in addition they talk about complicated crack-resistant coatings in accordance with water dispersion of chlorosulfonated polyethylene, which might be used on concrete, steel, and plastic for numerous business makes use of resembling plane, cars, paint, and in shipbuilding and civil engineering.
The publication covers a brand new form of epoxy composition with nano-heterogenic constitution with capability for higher mechanical houses and chemical resistance, acid-resistant development fabrics in line with a nanostructured binder, and a sophisticated environmentally pleasant and weather-resistant fire-protective coating for indoor and outside program to flammable substrates. With a spotlight on novel concretes and protecting compounds for a number of environments, this ebook displays the most recent advancements within the speedily becoming box of creating fabrics engineering.
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Additional resources for Advanced Polymer Concretes and Compounds
12 Sample of RubCon. (From O. Figovsky and D, Beilin, “Building Materials Based on Advanced Polymer Matrix: Review,” J. Scientific Israel Advanced Technology 10, no. ) More detailed information about structure, properties, and manufacturing of RubCon is presented in Chapter 2. This material will find wide application as industrial flooring, galvanic and electrolysis baths, supports and foundations, underground structures, high-speed railroad ties, and so on. Application of RubCon in construction allows the builder to solve corrosion problems, negative influence of temperature, degradation of a material at raised UV exposure, radiation, and other adverse natural and technogenic factors.
Beilin, “Water Resistance of the Polymer Concretes,” J. Scientific Israel Advanced Technology 14, no. 3 (2012): 84–91. 045%. Such a small mass change can be attributed to the hydrophobicity of the material and nonpolarity of the rubber binder. INTENDED USE OF POLYMER CONCRETES Polymer concrete is usually used in severe conditions in industrial and public buildings as well as in transportation and hydraulic structures. The main uses are repair/ strengthening, and corrosion protection of concrete structures.
Furan PCs have good resistance to the action of alkaline environments at low temperatures and poor resistance at temperatures above 50°C. Chemical resistance of furan PCs to alkalis depend on the kind of filler; coke filler provides a high resistance . Polyester polymer concrete resists oxidizers, acids, oils, and petroleum products, but there is not enough resistance to alkaline solutions and water. The strength of polyester PC in water decreases faster than in solutions of inorganic salts and some acids; therefore, resistance in acid solutions can simultaneously serve as an estimate of water resistance.