光解N-甲氧基偕溴代亚胺化合物以高产率获得相应的腈,并在转变过程中小影响对常见脱水剂和卤化剂敏感的官能团。
Photolysis of N-methoxyimidoyl bromides leads to formation of the corresponding nitriles without affecting functional groups sensitive to ordinary dehydrating and halogenating reagents, in high yield.
专业复印设备用的高强度放电灯(HID)中作为发光剂的卤化铅。
Lead halide as radiant agent in High Intensity Discharge(HID) lamps used for professional reprography applications.
综述了卤化石蜡系列阻燃剂的品种、性能和用途。
The varieties, properties and applications of the series of halogenated paraffins were summarized.
照像材料含有亲水胶体的感蓝卤化银卤剂层。
The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.
对近年来文献中关于金属离子及其配合物作为掺杂剂影响卤化银乳剂照相性能的研究作了总结。
The effect of metal ions and their complex compounds as dopants on the photographic properties of silver halide emulsion is reviewed .
一般说来,引发剂的卤化物组份的活性,是随连在同一碳原子上的氯和溴原子的数目的增多而增长。
In general, the activity of the halide component of the initiator increases with the number of chlorine or bromine atoms joined to a single carbon atom.
另外,有机卤化物广泛应用于杀虫剂中,是一类毒性强、易致癌、难生物降解的环境污染物。
On the other hand, organic halides are widely used in insecticide. They represent a class of toxic, carcinogenic and nonbiodegradable organic pollutants.
该聚苯乙烯与烷基卤化物、烷基卤化铝、脱水剂混合,用溴素溴化得到窄分布低分子量溴化聚苯乙烯。
The polystyrene is mixed with alkyl halide, alkyl aluminium halide, dehydrant, brominated by bromine to get narrow distributed brominated polystyrene with low molecular weight.
通过对比试验探讨了某些原料和着色剂对于卤化银光色玻璃光色性能的影响。
Effects of raw materials and colourants on the photochromic characteristics of silver halide photochromic glasses are described. Some results of comparison tests are given.
在阻燃剂无卤化呼声越来越高的今天,N-P系阻燃剂成为令人关注的热点之一。
The N-P series flame retardant becomes one of the focuses for the public requirement of non-halogen flame retardant.
另外,由于用作脱卤化氢剂的氨气的分子量小,从而在相同情况下可以大大降低副产物的量。
In addition, molecular weight of the ammonia that is used as the dehydrohalogenation agent is small, thus greatly reducing the weight of side products under the same situation.
随着人们环保意识的不断提高,卤系阻燃剂的毒性问题受到越来越多的关注,阻燃剂无卤化已经成为必然趋势。
With increasing ecological and environmental concerns, the use of halogenated flame-retardants are being limited and halogen-free alternatives will be developed rapidly.
常见的几种漂白剂如次氯酸钠、亚氯酸钠、过氧化氢等在漂白时都会不同程度地产生可吸附有机卤化物aox,对环境造成污染。
Several common bleaching agents such as sodium hypochlorite, sodium chlorite and hydrogen peroxide will produce absorbable organic halogen AOX and pollute environment.
所述电弧管中充有高压惰性气体和适量的汞以及适量的混合卤素循环剂和金属卤化物。
There are high voltage inert gases, an amount of mercury, mixed halogen circulation agent and metal halide in the arc tube.
本发 明的金属包覆织物至少在单面上具有由不使用含卤化合物或锑化合物制备的阻燃剂组合物构成的层。
The metal-coated fabric has, on at least one side thereof, a layer made of a flame retardant composition prepared without using any halogenated compound or antimony compound.
一种示例性的喷墨油墨组合物包括液体连结料,研磨颜料,光引发剂和卤化聚烯烃。
One exemplary ink-jet ink composition includes a liquid vehicle, a milled pigment, a photo initiator and a halogenated polyolefin.
本发明涉及使用二膦二卤化钴类催化剂及制备乙烯基单体聚合物的方法。
The invention relates to a process for utilizing catalyst such as diphosphonic dihalide cobalt to prepare vinyl monomer polymer.
它还是1种表面活性剂,能减小卤化银的表面能量,有利于其它增感剂的作用。
When it is used as a kind of surface active agent, the surface power of silver halide is reduced and the action of other sensitizing agent is promoted.
它还是1种表面活性剂,能减小卤化银的表面能量,有利于其它增感剂的作用。
When it is used as a kind of surface active agent, the surface power of silver halide is reduced and the action of other sensitizing agent is promoted.
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