查询词典 xanthate

The effect of xanthate on the spinnability of the RSF solution was discussed, and the surface morphology of the RSF as-spun filament was observed by SEM.

讨论黄原酸盐对再生丝素纺丝溶液可纺性的影响，用扫描电镜对制得的再生丝素初生纤维的表面形态进行观察。

Two kinds of aromatic and fatty xanthate salts were synthesized and their extracting qualities to Pd in waste catalysts were studied.

合成了 2种芳香族黄原酸盐及脂肪族黄原酸盐，并研究了它们对废催化剂中钯及铂的萃取性能，结果发现芳香族黄原酸盐对贵金属钯的萃取效果明显优于脂肪族黄原酸盐。

When pH is 5 or so, molecules and ions of xanthate account for 50% respectively .While pH is above 5, the major effect is from ions, or from molecules.

离子的吸附作用是主要机制，在pH值较大时效果显著，但不能排除氢氧化物的沉淀作用。

The effects that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ conditions has been studied.

考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。

Reseach of solution chemistry agent, differential thermal analysis and infrared optical spectrum analysis showed mechanism of starch xanthate in watewater treatment.

通过溶液的化学计算、差热分析和红外光谱分析，得出了淀粉黄原酸酯用于废水处理的作用机理。

Zeta potential analysis shows that with the presence of Cu2+,the adsorption of xanthate anion on the surface of ma...

通过动电位分析表明，甘油基黄原酸钠在有Cu2+存在条件下不能阻止丁黄药的阴离子在铁闪锌矿表面的吸附，但能阻止丁黄药的阴离子在黄铁矿表面的吸附，与浮选结果一致。

The RSF filament with xanthate was produced by wet spinning process.

用自透析湿法纺丝，制得含黄原酸盐的再生丝素初生纤维。

Zinc concentration with zinc grade 30% and recovery 65% can be obtained using xanthate and amine as corresponding collectors of lead and zinc with open circuit and selective flotation flowsheet.

试验发现，用黄药作氧化铅的捕收剂、胺作氧化锌的捕收剂、优先浮铅的开路流程能够获得的锌品位和锌回收率分别为30%和65%。

The degradation law for potassium ethyl xanthate is studied for itself and tailings reservoir separately in the condition of visible light and ultraviolet radiation.

本文研究了在可见光和紫外光条件下选矿药剂乙基黄原酸钾自身以及在模拟的尾矿库环境中的降解规律，分析了乙基黄原酸钾在不同条件下的降解趋势，以及尾矿和不同的光存在条件下对乙基黄原酸钾降解的影响。

And these results of some main conditions from carrier flotation have been compared, the results show that the recovery of fine grained gold have been increased by applying sulphonating kerosene as a subsidiary collector,at the same time, it also decrease the consumptions of xanthate and No.

对某高泥化高氧化铁锰黑土矿中的金进行了试验研究，试验采用黄铁矿作为载体有效回收了黑土矿中的金，并对载体浮选的几个主要条件进行了对比，结果表明用磺化煤油作辅助捕收剂可增加细粒金的回收，同时也降低了黄药和2#油的用

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。