نتایج جستجو برای: unsaturated polyester resin
تعداد نتایج: 52670 فیلتر نتایج به سال:
Polyester resin plastination is a less expensive technique, resulting in high quality plastinates. The dissected poultry specimens were fixed with formaldehyde. Specimens were impregnated with resin, followed by curing resulted in good quality dry, odourless and solid specimens which can be used for teaching.
present research involves the complete simulation of pultrusion manufacturing process of glass/polyester composites. for that purpose, the curing process is divided to two liquid and gel-solid phases. the physical characteristics of the resin consist of specific heat, viscosity and coefficient of heat transfer changes with variations of temperature and increasing the degree of curing process (α...
Recently development of high-performance polymer composites made from natural resources in the various sectors is increasing tremendously due to environmental issues and health hazard possessed by synthetic fibers during disposal manufacturing. Among many different types resources, kenaf have been extensively investigated as an alternative reinforcement for over past few years their low cost, g...
Bauxite residue (BR) is one of the most commonly generated industrial wastes in world. Thus, novel techniques for its proper utilization must be urgently developed. Herein, seawater-neutralized BR–unsaturated polyester resin (UPR) composites are presented as insulating construction materials with promising mechanical performance. Composites different BR content (0–60 vol.%) were prepared to eva...
In this paper, mechanical behavior of polyester with varying parameters of curing were investigated. Binder content, accelerator content, temperature and time were ascertained as parameters during curing of polyester specimens. Three levels of each parameter were selected and taguchi techniques are implemented. It was observed that curing time and binder content influenced mechanical properties...
Cement manufacturing is currently responsible for one of the highest levels carbon dioxide (CO2) emissions and energy consumption in construction industry. Thus, use sustainable binder materials instead cement has become a worldwide issue. Previous studies have shown that polymers are reliable alternative to construction, while polymer concretes (PCs) seen as biggest conventional long term. In ...
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