硅藻土

用梯度硅藻土膜分离CO2/N2混合气

Separation of CO_2 / N_2 mixture with gradient diatomaceous earth membrane

本文以硅藻土、分子筛、KOH、NaOH作为吸附剂，获得了脱除工业级粗四氢呋喃（THF）中丁醛的最佳温度为48℃。

By using diatomaceous earth , molecular sieve , KOH , NaOH as adsorbent we have determined that the optimum temperature to eliminate butanal from commercial crude THF is 48 ℃ .

硅藻土水热合成P型沸石的研究与表征

Synthesis and characterization of P-zeolite from Diatomite

x一硅藻土矿铁的浸出率，%；

X is leaching rate of iron from diatomite , % ;

X分子筛-硅藻土复合吸附剂对废水中亚甲基蓝吸附性能的研究

Adsorption performance of X zeolite-Diatomite compound adsorbent to methylene blue in wastewater

硅藻土的~（29）Si魔角旋转核磁共振谱研究

~ ( 29 ) Si MAS NMR spectroscopic study of Diatomite

热改性硅藻土对铀的去除率为82.50%，吸附量为8.25mg／g；这是一种迅速而精确的方法。

The adsorption rate of uranium with the four kinds of sorbent were rapid .

能量色散X射线荧光法测定涂钯硅藻土中的钯含量

Determination the content of palladium of the diatom earth coat with palladium by EDXRF

硅藻土填充PE保鲜膜的研制与性能研究

Development of Diatomite Filled PE Fresh-keeping Film and Study of Its Performance

硅藻土表面羟基的漫反射红外光谱（DRIFT）研究

Study on the Surface Hydroxyl Species of Diatomite using DRIFT Spectroscopy

直链硅藻土矿层厚度稳定，主要是Ⅱ级土，含Fe较高；

The straight chain diatomite layer is mainly grade ⅱ with the higher Fe content and thickness steadily .

硅藻土吸附增强的（RS）-2,4-DP对映体选择性酶促水解

Enhanced enantioselective enzymatic hydrolysis of ( rs ) - 2,4-dp induced by adsorption on kieselguhr

硅藻土中水的NMR研究

NMR study of water in Diatomite

酸处理对TiO2/硅藻土复合材料光催化性能的影响

Effect of acid treating on photocatalytic properties of TiO_2 / diatomite composite

而硅藻土这种天然矿物的主要化学成分是SiO2。

SiO2 is the main chemical compositions of this kind of natural mineral diatomite .

硅藻土对Cu2+的等温吸附符合Langmuir方程。

The model of isothermal adsorption accords with Langmuir equation .

研究结果：海康县卜昌、美国和日本硅藻土呈现了典型的蛋白石DTA曲线和X射线衍射谱，说明样品纯度较高；

The results show that the samples from Haikang , USA and Japan are typical opals and have higher purity ;

负载型TiO2/硅藻土复合光催化剂的研究

Study on TiO_2 / Diatomite Composite Photocatalyst

本文采用硅藻土TBP反相萃取层析分光光度法同时测定了中草药中的锗和钼的含量，获得了锗、钼含量较高的中草药。

Germanium and Molybdenum in traditional Chinese medicine were determined simultaneously .

圆环硅藻土矿层厚度有变化，大多为Ⅰ级土，含Fe低，但局部见硅藻严重破碎现象。

The disc diatomite layer is mostly grade ⅰ with lower Fe content and variable thickness , but the diatom is broken badly in local zone .

以3%硅藻土水悬浮液充当模拟污水，考察了不同加剂量和pH值下共聚物的絮凝性能（通过沉降体积和透光率测定）。

The flocculating ability of the terpolymer for 3 % aqueous celite suspensions is investigated through precipitate volume and light transmision measurements at different use levels and pH values .

本文通过一系列的试验方法，研制出以海藻酸钠为成膜物质、硅藻土作填充材料、选用Ca型固化剂等组成的新型面膜&可剥性粉状面膜。

A new type of face pack-powdered and peel off face pack composed of diatomaceous earth and sodium alginate was prepared based on a series of tests .

TiO2硅藻土复合光催化剂研制及光催化氧化水中亚甲基蓝的研究

A Study on the Preparation of TiO_2 and Diatomite Complex Photocatalyst and Their Use for Decoloration of Methylene Blue

硅藻土TBP反相萃取层析法连续分离钼和锗

Separation of germanium and molybdenum by extraction chromatography

通过水溶液聚合法，以过硫酸盐为引发剂，N，N亚甲基以丙酰胺为交联剂，添加不同含量的硅藻土，合成高吸水性树脂。

With potassium sulfate as initiator , N , N-methylenebisacrylamide as cross-linking agent , and adding diatomite of different contents , the high water-absorbent resin of cross-linked polyacrylamide was synthesized by solution polymerization .

研究了以硅藻土、锐钛型TiO2、Al2O3和高岭土为载体制备的负载型Ni催化剂催化对硝基酚加氢制备对氨基酚的活性。

The catalytic activity of nickel catalysts supported by kieselguhr , anatase titania , alumina and kaolin for hydrogenation of p-nitrophenol to p-aminophenol were investigated .

目的研究以硅藻土作载体的播种式固定化微生物对邻苯二甲酸二丁酯（DBP）的生物降解特性。

Objective To study the biodegradation characteristics of seeding type immobilized microorganism on dibutyl phthalate ( DBP ) .

利用手性气相色谱技术研究了硅藻土吸附作用对（RS）2,4二氯苯氧丙酸甲酯（2,4DP）酶促水解对映体选择性的影响。

Effect of kieselguhr on enantioselectivity of enzymatic hydrolysis of chiral dichlorprop methyl ester ( 2,4 DP ) has been specifically studied by chiral gas chromatography .

结果表明，硅藻土的染料吸附效果和对污水化学需氧量（COD）的去除力均比粉煤灰及膨润土高。

The results show that the dye absorption and elimination capabilities for chemical oxygen demand ( COD ) of diatomite are higher than bentonite and fly ash .

本文采用热反应键合法，将PEG－20M与405白色硅藻土载体进行热键合制备气相色谱键合固定相。

A bonded stationary phase for gas chromatography has been prepared by the thermal reaction between 405 white support and PEG 20M .