fuming,smoking

15),n(p-toluidine)∶n(fuming nitric acid)=1∶2.

用发烟硝酸硝化,加入二氯乙烷作溶剂,溶剂可回收利用。

Production and storage of high-grade oleum;

高浓度发烟硫酸的生产与储存

The operation conditions include oleum.

工况也包括了发烟硫酸。

A process of producing a - alkenyl sulfonates (AOS) by sulfonating wax cracking a - olefin (AO) with oleum was introduced.

以兰州石油化工公司石蜡裂解α-烯烃(AO)为原料,以发烟硫酸为磺化剂,制备了α-烯基磺酸盐(AOS)。

For improving the attenuation property of smoke formed by anti-IR-MMW(Anti-infrared-millimeter) compound smoke composition,on the basis of the prepared smoke composition,the effects of expansible graphite of differently inserted substances on the smoke attenuation property at 3～5 μm,8～14 μm,3 mm and 8 mm are studied experimentally.

为提高抗红外-毫米波双模发烟剂烟幕的衰减性能,以已研制出的发烟剂为基础,实验研究了不同插层物质的可膨胀石墨对所成烟幕3~5μm、8~14μm及3 mm8、mm波衰减性能的影响,并从插层物质热分解及氧化能力和膨胀石墨结构等方面对结果进行了分析。

The results show that the exothermic peak of the smoke composition with nano Fe_3O _4 accelerate 28 ℃ compared to that of smoke composition with micro TiO_2,wh ereas its burning rate a.

采用化学共沉淀法制备了纳米Fe3O4粒子,以微米Fe3O4、微米TiO2、纳米TiO2/Fe3O4及纳米Fe3O4为氧化剂配制了不同的发烟剂。

Uniform design method which can reduce experiment quantity is used in the formula design of infrared smoke composition.

将均匀设计方法应用于红外发烟剂配方的优化试验研究,减少了试验工作量,优选出的红外发烟剂形成的烟幕,对8～14μm波段的红外辐射衰减率达96。

The application techniques of the composites and the mass ratio of phosphorusbased smoke agent(HG94) to infrared interfering smoke agent(FY) in the composites were studied,and the smoke screen performances were tested.

研究了复合干扰发烟剂中HG94磷基发烟剂和FY红外干扰发烟剂的配比和使用技术,并测试了烟幕性能。

The study on the formulation and the influence factors to the property of copper-base IR interfering smoke agent as well as measurement results of the property are described.

对铜基红外干扰发烟剂的配方及影响配方性能的主要因素进行了实验研究,并对其性能进行了测试。

According to the limitation and principle of HC smoke,a series of prescription of anti infrared smoke agents were determined by a lot of experiments,such as replacing zinc with magnesium,replacing zinc oxide with manganese oxide,adding red phosphorus and other organic compounds containing rich carbon.

分析了传统HC烟幕对可见光和红外的遮蔽特性,针对HC发烟剂配方的局限性和发烟原理,通过用镁粉代替锌粉,用氧化锰代替氧化锌,添加红磷和富碳有机化合物等途径并结合大量实验确定了系列抗红外发烟剂配方。

The results of test and calculation show that the mass extinction coefficient of the smoke produced by red phosphorous smoke-producing mixtures containing fluorin is hig.

在实验室条件下利用多波段红外辐射仪 ,测试了含四种不同聚合物的赤磷发烟剂燃烧产生的烟雾在远红外波段的透过率 ,并使用粉尘取样仪测试了烟雾的质量 ,计算出了各种烟雾质量消光系数 。

Started from obscuring mechanism of phosphorous smoke and thermodynamics property of compositions of red phosphorus smoke-producing mixtures, calculation of therrnodynamic parameter is programed, and formulas of red phosphorus smoke-producing mixtures is based on the results of calculation in this text.

该文从赤磷发烟剂的遮蔽机理和赤磷发烟剂的组分的热力学数据着手，编写了热力学参数的计算程序，并以计算结果作为配方设计的根据。