نتایج جستجو برای: polymer modified bitumen
تعداد نتایج: 340821 فیلتر نتایج به سال:
The increase in cost of carbonaceous materials, as well significant costs industrial waste, have prompted scientists to use alternative raw materials components the construction industry. This study investigated suitability waste products from coke industry modifying agents for polymer bitumen. by-product coking reaches a high level silicon and is called silicon-containing additive (SCA), compo...
Due to their environmental advantages, crumb rubber modified asphalt binders constitute an interesting alternative conventional for road surfaces of a more durable and sustainable nature. However, in practice, they remain less commonly used than polymer binders. This research aims study the real ageing during service lives when exposed various factors, including temperature gradients, presence ...
Indonesia is one of the countries that focuses on infrastructure development to support areas connectivity and accelerate economic growth while maintaining global commitment GHG emission reduction. In order above objectives, competitive bitumen prices with less emissions are foreseen for infrastructure’s development. Polymer Modified Bitumen (PMB) materials used pavement application could provi...
Canadian oil sands are unconsolidated sand deposits that are impregnated with heavy, viscous petroleum, normally referred to as bitumen. The total bitumen in place in Alberta is estimated at 1.7 to 2.5 trillion barrels and is clearly massive by world standards. Presently, 25% of the Canadian energy needs are derived from upgraded bitumen from mined oil sands. The oil sands are a complex mixture...
In a previous paper presented at the 2008 E&E Congress, the French mirror group (BNPé/P04/GE1) of the CEN/TC336 – WG1 committee (bituminous binder) has reported the results of a round robin test on DSR complex modulus measurements involving two paving grade bitumen (10/20 and 50/70 classes) and three modified binders (plastomer, elastomer and cross-linked elastomer). This paper presents the out...
Recently, the Human Bitumen Study has been finished (Schlüter, 2011). Including 500 workers from more than 80 construction sites it represents the world-wide largest study on adverse health effects caused by bitumen. The study answers a question that has been controversially discussed since decades: Bitumen exposed workers do not show higher levels of DNA damage than unexposed individuals. On t...
Exponential deterioration in pavement caused by heavy loads, temperature variations, and rainfall had led to failure. To overcome those failures, bitumen properties needed be enhanced an economical sustainable way. Researchers have used various modifiers enhance the of virgin bitumen, but end product still does not seem accepted asphalt industry at required level. On other hand, construction co...
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