silicotungstate [,silikəu'tʌŋsteit]

silicotungstate的基本解释

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硅钨酸盐

与silicotungstate相关的网络例句 [注：此内容来源于网络，仅供参考]

A chromium free conversion coating at least equivalent in corrosion protective quality to conventional chromate conversion coatings can be formed on metals, particularly cold rolled steel, by a dry-in-place aqueous acidic liquid comprising: a component of anions, each of said anions consisting of at least four fluorine atoms and at least one atom of an element selected from the group consisting of titanium, zirconium, hafnium, silicon, and boron, and, optionally, ionizable hydrogen atoms, and optionally, one or more oxygen atoms; a component of cations of elements selected from the group consisting of cobalt, magnesium, manganese, zinc, nickel, tin, zirconium, iron, and copper; the ratio of the total number of cations of this component to the total number of anions of component being at least 1:5; sufficient free acid to give the composition a pH in the range from 0.5 to 5.0; a component selected from the group consisting of phosphorus-containing inorganic oxyanions and phosphonate anions; and a component selected from the group consisting of water-soluble and water-dispersible organic polymers and polymer-forming resins and, preferably, also including a component selected from the group consisting of tungstate, molybdate, silicotungstate, and silicomolybdate anions.

通过对包含以下成分的含水酸性液体进行干燥，可以在金属上形成无铬的转换涂层，该涂层与普通铬酸盐转换涂层相比，至少在抗腐蚀质量上等效：$_一种阴离子成分，所述各个阴离子包括至少4个氟原子，至少选自钛、锆、铪、硅与硼元素中的1个原子。任选地可离解的氢原子，任选地1个或多个氧原子；$_一种选自钴、镁、锰、锌、镍、锡、锆、铁与铜元素的阳离子成分，上述成分的阳离子总数与成分内的阴离子总数之比至少为1∶5；$_足够的游离酸以使该组合物的pH值在0.5～5.0的范围内；$_一种选自含磷的无机含氧阴离子与膦酸盐阴离子的成分；$一种选自水溶性与水可分散性有机聚合物与聚合物形成的树脂的成分，优选还包括一种选自钨酸盐、钼酸盐、钨硅酸盐与钼硅酸盐阴离子的成分。

Using nicotine silicotungstate as active material, a PVC membrane nicotine ion selective electrode was prepared.

尼古丁又称烟碱，是烟草中重要的生物碱，对人体有强烈的生理作用。

The research developments in synthesis and application of silicotungstate with Keggin-type structure and its derivants used as catalysts in epoxidations of alkenes were reviewed.

综述了近十年来新型 Keggin结构硅钨酸盐及其一系列衍生物催化剂的合成及其在选择氧化反应中应用的研究进展。

The ionic conductivity of polymer electrolytes equaled 3.56×10-4 S·cm-1 when the mass fraction of silicotungstate lithium was 8.5% in polymer film. The lithium ions transference number, which was measured by the method of combination of AC impedance with DC polarization, decreased with increase of the mass fraction of Li4SiW12O40 in the porous polymer film.

为了提高聚合物电解质的Li+离子迁移数，人们设法增大阴离子的体积[6~8]使其难以迁移而达到提高Li+离子迁移数的目的，很少应用含有多个Li+离子的锂盐做聚合物电解质的Li+离子载体。

The porous poly (vinylidenefluoride-co-hexafluoropropylene) membranes, which doped with various amounts of silicotungstate lithium(Li4SiW12O40),were prepared by liquid-liquid extraction in this paper. The polymer films possessed the ionic conductivity of 10-4 S·cm-1 after absorbing propylene carbonate.

在众多的聚合物材料中，P共聚物具有憎水功能，特别适于做聚合物锂离子蓄电池的聚合物电解质基体，已成功地应用于商业化的聚合物锂离子蓄电池(PLionTM，美国Bellcore公司)。

与silicotungstate相关的网络解释 [注：此内容来源于网络，仅供参考]

sodium silicotungstate; sodium 12-silicotungstate：硅钨酸钠;12-硅钨酸钠

六氟硅酸钠;六氟硅化钠 sodium silicofluoride | 硅钨酸钠;12-硅钨酸钠 sodium silicotungstate; sodium 12-silicotungstate | 锡酸钠;锡(IV)酸钠 sodium stannate