نتایج جستجو برای: emulsion explosive
تعداد نتایج: 23963 فیلتر نتایج به سال:
The purpose of the present study was to develop the Solutol HS15-based doxorubicin submicron emulsion with good stability and overcoming multi-drug resistance. In this study, we prepared doxorubicin submicron emulsion, and examined the stability after autoclaving, the in vitro cytotoxic activity, the intracellular accumulation and apoptpsis of doxorubicin submicron emulsion in MCF-7/ADR cells. ...
Abstract Explosive welding is a solid state process in which bond is produced by a high oblique impact of two plates with the controlled explosive charge. In this paper, the explosive welding of Ms90 brass flyer plate with the St14 steel base plate are considered by using the parallel set up geometry. From the practical viewpoint, various parameters such the stand-off distance, dynamic angl...
In this study, a membrane-integrated glass capillary device for preparing small-sized water-in-oil-in-water (W/O/W) emulsion droplets is demonstrated. The concept of integrating microfluidics to prepare precise structure-controlled double emulsion droplets with the membrane emulsification technique provides a simple method for preparing small-sized and structure-controlled double emulsion dropl...
the purpose of this study was to produce oil in water nano-emulsion by ultrasonication, and investigate the influence of inulin and β-cyclodextrin on the prosperities of nano-emulsion and morphology of spray dried microcapsules. the results showed that emulsion droplet size in samples containing β-cyclodextrin (8.28±0.11 nm) was less than inulin samples (97.12±4.2 nm). considering sem photos, β...
electrospinning was applied to nitrocellulose (nc) solutions in dmf, dmso and ethyl methyl keton to obtain nc nanofibers. electrospraying process was observed when dmf was used as solvent. in comparison to nc/dmf, nc/dmso solution resulted in the formation of a coating film as indicate by sem. two different electrospun nanofibers, smooth nanofibers with 90...
Abstract The low-density emulsion was developed to replace ANFO, an explosive with weak resistance water and tends produce fume in the blasting process. Hanwha Mining Service Indonesia has products brand Himex 70 LD. base chemical uses addition of a as gassing agent control which can maximize density up 0.85 gr/cc. stability is maintained by increasing product’s viscosity. This study aimed dete...
purpose: in recent years high explosive bomb attacks have been increasingly directed against civil structures by various terrorist organizations. this paper describes a numerical method for assessing the interaction of high explosive air blast within the complex geometrical type of a congested urban environment. materials and methods: the first step in predicting blast effects on a targ...
two steps synthetic method for the preparation of a novel emulsion stabilizer called poly(ricineoleic acid-b-ethyleneglycol-b-ricineoleic acid) with average mass molecular weight of 7000 daltons is investigated. in the first step, oligoricineoleic acid with average mass molecular weight of 1800 daltons is synthesized (yield 70%). in the second step, the desired copolymer is synthesized from th...
the oil refining industries are using a number of demulsifiers for dewatering and desalination of crude oil but experience has shown that universal demulsifiers can not be produced. each kind of water in oil (w/o) emulsion requires specific by composition demulsifier. in practice, synergetic effect of the interaction between different types of demulsifiers is often sought. for dewatering the w...
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