Results 171 to 180 of about 1,966,931 (208)
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Stress Relaxation in Polymer-Modified Bitumens
Colloid Journal, 2002The efficiency of BNK-40/180 bitumen modification with a blended thermoelastoplast and its components is studied by measuring the kinetics of the stress relaxation in melts. Asphaltene agglomerates are disclosed to be the main kinetic units of the stress relaxation in bitumens and bitumen–polymer compositions.
V. I. Kimel'blat +6 more
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Introduction to polymer modified bitumen (PmB)
, 2011 Bitumen is a by-product of the fractional distillation of crude oil, but is also found in natural deposits. It has a unique combination of excellent water-proofing and adhesive properties which have been used effectively for more than 5000 years. Bitumen
McNally, Tony
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Artificial aging of polymer modified bitumens
Journal of Applied Polymer Science, 2000This paper presents an investigation of artificial aging of polymer modified binders, prepared from three base bitumens and six polymers. Aging of the binders was performed using the Thin Film Oven Test (TFOT), the Rolling Thin Film Oven Test (RTFOT), and modified RTFOT (MRTFOT).
Xiaohu Lu, Ulf Isacsson
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2001
The dynamic mechanical behaviour of bitumen (BIT)modifaed with styrene-butadiene-styrene bloc copolymer (SBS) were investigated. dynamic mechanical analysis (DMA) were performed in the temperature range -100 to 100 C. The primary viscoelastic function were determined at the traffic frecuency, 5 Hz.
Rek, Vesna, Barjaktarović, Zrinka
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The dynamic mechanical behaviour of bitumen (BIT)modifaed with styrene-butadiene-styrene bloc copolymer (SBS) were investigated. dynamic mechanical analysis (DMA) were performed in the temperature range -100 to 100 C. The primary viscoelastic function were determined at the traffic frecuency, 5 Hz.
Rek, Vesna, Barjaktarović, Zrinka
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The impact of chaotic advection on the microstructure of polymer‐modified bitumen
AIChE Journal, 2014Owing to the high viscosity of the materials involved, mixing is often a critical step when processing polymer‐modified bitumen (PMB), directly influencing the microstructure and the stability of final products. We provide experimental evidence suggesting that laminar chaotic advection may prove a valuable strategy for obtaining a homogeneous and ...
BRACCIALE, MARIA PAOLA +6 more
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Chapter 16 Polymer-Modified Bitumen
1994Publisher Summary A wide range of modified bitumens are available to meet various challenges faced by the engineer. This chapter describes the role of bitumen modifiers, types of polymeric modifiers, influence of bitumen constitution, manufacture of the polymer-modified bitumens, properties of polymer-modified bitumens, and products and applications.
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Evaluation of fatigue parameters on polymer modified waxy bitumens
2019© 2019 Taylor & Francis Group, London.Since exact behaviour of waxes within bitumens is not completely determined and the absence of cooperative study related to modification of bitumens involving different amounts of waxes, the values found in the study are thought to be useful in determining which type of polymer would be better in terms of fatigue ...
ŞENGÖZ, BURAK, Oner, J.
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CREEP&RECOVERY-POLYMER MODIFIED BITUMEN
2013Rutting, defined as accumulated permanent deformation, is a common form of distress in asphalt pavements. Rutting failure leads to poor serviceability of the pavements, making vehicles ride rough and unsafe. The increasing demands of traffic on road building materials in recent years has led to the evaluation, development and use of a wide range of ...
Ocelić Bulatović, Vesna, Rek, Vesna
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Impact of molecular structure of PP on thermo-rheological properties of polymer-modified bitumen
Construction and Building Materials, 2021Andreas Schaur +2 more
exaly
TERMOXIDATIVE AGING OF POLYMER MODIFIED BITUMEN
2014Bitumen aging resulting in hardening of bitumens and embrittlement, both in application and in service, contributes greatly to the deterioration of paving application. Aging is a very complex process of bitumen ; BIT and the complexity increase when polymers are involved in polymer modified bitumens, PmBs.
Jurkaš-Marković, Kristina +2 more
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