نتایج جستجو برای: polymer modifier
تعداد نتایج: 103434 فیلتر نتایج به سال:
The performance of Styrene-butadiene-styrene (SBS) modified asphalt is closely related to the content SBS modifier. In production process asphalt, a certain amount additive such as sulfur and rubber oil may be added reduce segregation promote swelling polymer, but effect these additives on determining in not yet clear. This paper presents calibration curves based rutting factor creep slope poin...
بهینهسازی شرایط آزمایش با روش آماری تاگوچی برای تهیه نانو ذرات استرانسیم نیترات به روش حلال- ضدحلال
Strontium nitrate as a strong oxidizing agent in the structure of pyrotechnics reacts with fuel and produces light. Red light produced in the tracers due strontium nitrate is within the structure of pyrotechnics. The factors which may affect the particle size of strontium nitrate have been optimized using Taguchi method. The Functional conditions in experimental include strontium nitrate concen...
Crystallinity plays a vital role in the pharmaceutical industry. It affects drug manufacturing, development processes, and stability of dosage forms. An objective this study was to measure analyze carbamazepine (CBZ) crystallinity before after formulation. Moreover, it intended determine extent which CBZ would affect loading, particle size, release from microparticles. The microparticles were p...
The issue of increasing the corrosion resistance composite reinforcement, based on glass fiber and epoxy anhydride binder, is considered. proposed samples reinforcement were manufactured by needle extrusion technology. Glass fibers evenly distributed in channels impregnated with a polymer binder resin. amount phenolic modifier according to technological mode obtaining was brought up 5%. With fu...
Laboratory scale mechanical performances on six plant produced mixtures; three semi-dense surface courses and dense binder modified with engineered crumb rubber (ECR) using the dry process are presented. The two types of mixtures investigated fulfilled for most part, requirements Swiss and/or US standards regarding volumetric properties, water sensitivity rutting. In advanced testing where no e...
Different dosages of a commercialized potato starch were added to aerial lime-based mortars in order to check its efficiency as a rheological modifier. Several fresh state properties of the mortars were studied: consistency, density, air content, water retention capacity, setting time and evolution when applied on support. The effect of the starch on -potential of the lime particle surface as ...
Polymer clay nanocomposites (NCs) show remarkable potential in the field of drug delivery due to their enhanced barrier properties. It is hypothesised that well dispersed clay particles within the polymer matrix create a tortuous pathway for diffusing therapeutic molecules, thereby resulting in more sustained release of the drug. As coatings for medical devices, these materials can simultaneous...
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