impression compound是什么意思

网络释义

用法例句

Mesoporous TiO2 was synthesized through super-critical desiccation technique and sol-gel method using Tween-80 and Span-80 as a composite surfactant template,ethanol as solvent,nitric acid as inhibitor and Tetrabutyl titanate(Ti(OC4H9)4,TBOT) as a titanium source.

以吐温-80(Tween-80)和司班-80(Span-80)为复合模板剂,钛酸四正丁酯(TBOB)为钛源,应用溶胶-凝胶(sol-gel)法及超临界干燥法合成介孔TiO2材料。

By using Tween-80 and Span-80 as the composite surfactant template,the mesoporous TiO_2 was synthesized through sol-gel method.

以吐温-80(Tween-80)和司班-80(Span-80) 为复合模板剂,采用溶胶-凝胶(sol-gel)工艺制得介孔 TiO_2。

Pure silica mesoporous molecular sieve MCM-41 and those containing aluminum(Al-MCM-41) or lanthanum(La-MCM-41) with Si/Al(Si/La) mole ratios of 30∶1 and 80∶1 were synthesized under hydrothermal conditions with cetylpyridinium chloride(CPCl) as the surfactant and nonylphenolpolyoxyethylene (ether)(TX-100) as the composite template and ethyl silicate(TEOS) as the silica source in hydrochloric acid.

以氯代十六烷基吡啶(CPCl)和壬基酚聚氧乙烯醚(TX-100)为复合模板剂,正硅酸乙酯(TEOS)为硅源,以盐酸为介质水热法合成了纯硅MCM-41及Al-MCM-41 (n(Si)∶n(Al)为30∶1或80∶1 )、La MCM 41(n(Si)∶n(La)为30∶1或80∶1)介孔分子筛,通过XRD、FT-IR、NH3-TPD吸附脱附、TEM、BET、热分析及CCl4吸附等测试技术对分子筛的晶体结构和表面物性进行了研究。

The effects of the composite template system with fluoride on the acidity of Hβ zeolite were investigated systematically by XRD, NH 3-TPD, FT-IR and MAS NMR methods and the probe reaction of methanol dehydration.

采用XRD ,NH3 TPD ,FT IR和MASNMR等表征技术和甲醇脱水探针反应研究了含氟复合模板剂体系对Hβ沸石酸性的影响 。

A composite template tetraethylammonium hydroxide (TEAOH)-morpholine (C 4H 9NO) was used to synthesize SAPO-34 molecular sieve.

用TEAOH C4H9NO复合模板剂合成的SAPO 34分子筛 ,其晶粒远小于单用吗啉模板剂合成的分子筛 。

PREPARATION OF MESOPOROUS TiO_2 NANO-POWDER WITH COMPOSITE TEMPLATES

复合模板剂制备介孔TiO_2纳米粉体

Synthesis of Zeolite Beta in the Presence of TEA~+ Template

TEA~+模板剂合成Beta沸石研究

Synthesis and Characteristics of Mesoporous Ceric Oxide Using An Inorganic Template Approach

无机盐模板剂法合成介孔CeO_2

Synthesis of ZSM-23 Zeolite Using Isopropylamine as Template

以异丙胺为模板剂合成ZSM-23分子筛

Numerical Simulation Method for Plate Blade Impact Composite laminates

平板叶片冲击复合材料层合板的数值模拟方法

Synthesis of Mesoporous TiO_2 Using Gemini Surfactant at Room Temperature

室温下以Gemini表面活性剂为模板剂合成介孔TiO_2

Study of an equivalent elastic composite slab model in multi-ribbed slab wall

密肋复合墙体复合材料等效弹性板模型研究

Preparation of A Novel Composite Paints with Nano-SiO_2

纳米SiO_2复合溶剂型地板漆的研制及性能研究

Numerical Simulation of Hybrid Radiant Floor Cooling Systems;

复合式地板辐射供冷系统的数值模拟

Design and Synthesis of the Oil-drive Copolymer with New Structure in the Presentation of Template;

模板存在下新型结构聚合物驱油剂的设计合成

FATIGUE MODULUS MODEL AND LIFE PREDICTION OF COMPOSITE LAMINATES

复合材料层压板疲劳模量模型及寿命估算

Forecasting model of the elasticity modulus of the aligned bamboo-wood composite panel

定向竹木复合板表观弹性模量预测模型的构建

Templateless Synthesis and Characterization of Nano Sized Catalysts with Mesoporous Distribution;

中孔纳米催化材料的非模板剂合成和表征研究

The Templates in Synthesis of Cucurbit[n]uril and the Inquisition of Cucurbit[n]uril Derivatives;

模板试剂法合成瓜环及瓜环改性的研究

Synthesis and Characterization of Mesoporous Molecular Sieves Templated by Ionic Liquid;

以离子液体为模板剂介孔分子筛的合成和表征

Synthesis Beta Zeolite with Vapour-phase Method Using TEABr as the Organic Template

四乙基溴化铵为模板剂汽相法合成β沸石

Organotemplate-Free Routes for Synthesizing Zeolites

无有机模板剂条件下合成沸石催化材料

Synthesis of Mesoporous Silica Using Cationic Gemini Surfactant as Template

以阳离子Gemini表面活性剂为模板合成介孔氧化硅