203 Result(s)
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Article
Synthesis and thermal stability of antimony tris (thioethyl stearate) for PVC
A novel type of thermal stabilizer-antimony tris (thioethyl stearate) (ATS) was synthsized. Its thermal stability was measured by heat-aging oven test when incorporated into PVC. ATS was synthesized from stear...
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Article
Separation of cobalt and nickel by non-equilibrium solvent extraction
The separation of cobalt and nickel in the ammoniacal sulfate solution by non-equilibrium solvent extraction with a phosphate (P303) as extractant was studied. In the experiment, the effects of equilibrium pH ...
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Article
Physical and chemical performances of high Al steels
The effects of acid-soluble Al content on the physical and chemical performances of high Al steels were investigated. The results show that the distribution of acid-soluble Al in steel substrate is uniform. Wi...
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Article
Metal magnetic memory testing for early damage assessment in ferromagnetic materials
In order to investigate the physical mechanism of metal magnetic memory testing, both the influences of earth magnetic field and applied stress on magnetic domain structure were discussed. Static tension and f...
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Article
Plasma pharmacological study on Da huang zhe chong capsule on platelet aggregation of normal person
Objective To develop a plasma pharmacological method evaluates the effect of Da Huang Zhe Chong capsule on platelet aggregation and its mechanism, which is a representative Traditional Chinese Medicine Patent Pre...
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Article
Coating of Fe, Ni on α-alumina microspheres by heterogeneous precipitation
The precursors with NiCO3 · 2Ni(OH)2 · 2H2O, Fe2O3 · nH2O coated alumina microspheres were prepared by the aqueous heterogeneous precipitation using metal salts, ammonium bicarbonate and α-Al2O3 micropowders as t...
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Article
Gas Flow Distribution in Pelletizing Shaft Furnace
Through thermal test, cold state experiment, analysis and simulation of thermal process, the gas flow distribution in pelletizing shaft furnace (PSF) was discussed. The results show that there are five flowing...
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Article
Metal magnetic memory signals from surface of low-carbon steel and low-carbon alloyed steel
In order to investigate the regularity of metal magnetic signals of ferromagnetic materials under the effect of applied load, the static tensile test of Q235 steel and 18CrNiWA steel plate specimens were condu...
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Article
Thermodynamic Properties of Fe-C-N and Fe-C-B-N Melts
The saturated solubility of carbon and nitrogen in Fe-C-N and Fe-C-B-N melts was measured experimentally at 1 485 °C to obtain the activity interaction coefficients between components in these melts. A new met...
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Article
Simulation of type selection for 6-high cold tandem mill based on shape control ability
A theoretical method for selecting strip rolling mill type that considered shape control ability was established using the figure alteration range that was worked by the alteration track of vector expressing s...
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Article
Fabrication of ferrocenyl glutathione modified electrode and its application for detection of cadmium ions
1′-cysteaminecarbonyl-1-glutathionecarbonyl-ferrocene (Fc-GSH) was synthesized from ferrocene dicarboxylic acid and reduced glutathione (GSH) with 4 steps. IR and 1H-NMR were used to characterize the products. Th...
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Article
Microstructures and Properties of X60 Grade Pipeline Strip Steel in CSP Plant
The microstructures and properties of X60 grade pipeline strip steel were researched. With Nb microalloying and TMCP, the X60 grade pipeline strip steel was developed in the Baotou CSP Plant. The mechanical pr...
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Article
Alloying design for high wear-resistant cast hot-forging die steels
The alloying design of cast hot-forging die steels was analyzed. The relationship of the life of cast hot-forging dies with the failure patterns was studied. The thermal wear resistance was believed to be the ...
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Article
Corrosion products and formation mechanism during initial stage of atmospheric corrosion of carbon steel
The formation and development of corrosion products on carbon steel surface during the initial stage of atmospheric corrosion in a laboratory simulated environment have been studied by scanning electron micros...
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Article
Drag reduction by linear viscosity model in turbulent channel flow of polymer solution
A further numerical study of the theory that the drag reduction in the turbulence is related to the viscosity profile growing linearly with the distance from the wall was performed. The constant viscosity in t...
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Article
Preparation of fluorescence starch-nanoparticle and its application as plant transgenic vehicle
Starch-nanoparticles were synthesized in water-in-oil microemusion at room temperature, and the starch-nanoparticles were coated with poly-L-lysine. The surface of the starch-nanoparticles was combined with fluor...
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Article
Cemented backfilling technology with unclassified tailings based on vertical sand silo
A new technology characterized by rapidly non-mechanical settlement of unclassified tailings was developed based on a large number of tests, and dynamic settlement and continual slurry preparation without hard...
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Article
Modeling and optimization for piercing energy consumption
Energy consumption is an important quality index in the production of seamless tubes. The complex factors affecting energy consumption make it difficult to build its mechanism model, and optimization is also v...
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Article
Effect of temper rolling on tensile properties of low-Si Al-killed sheet steel
The tensile properties of steel after temper rolling are affected by the reduction; low-Si Al-killed sheet steel was taken to study the effect of temper rolling on the tensile properties. The results indicate ...
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Article
Effect of Ni/(La+Mg) ratio on structure and electrochemical performance of La-Mg-Ni alloy system
As the alloy with the most suitable Ni/(La+Mg) ratio has higher capacity and good cycle stability, the effects of Ni/(La+Mg) ratios on the electrochemical performances of the La0.80Mg0.20Nix (x = 3.5 to 5.0) allo...
