Synthesis of sterically hindered dicyclohexylmethyl, L menthyl and tert butyl diazoacetate by diazo transfer was described on this paper.
本文介绍了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、L- 薄荷酯和叔丁酯。
Distillation is effective to remove diazo compound and 2-naphthalin-1-sulfonic.
蒸馏是去除重氮化合物、2萘胺1磺酸干扰的有效方法。
The influence of the characteristics of diazo master on the copy process were studied.
研究了重氮母片的特性对重氮复印的影响。
Symmetrical diazo compounds, compositions comprising them, method of coloring, and device.
对称重氮化合物,含有它们的组合物,染色方法和设备。
This paper also discusses the relation between properties and the structure cf diazo resin.
作者用有机近代分析方法对有争议的重氮树脂的结构进行了探讨。
An acid yellow was synthesized by diazo and azo, and characterized by elementary analysis, IR and 1h-nmr.
酸性黄是经过重氮化和偶合反应合成的一种偶氮染料,对它进行了IR、1h - NMR和元素分析的表征。
Extraction liquid of electronic grade 2, 1, 5-diazo naphthoquinones sulfonyl chloride and preparation method thereof.
电子级2.1.5 -重氮萘醌磺酰氯的萃取液及其制备方法。
Phenolic resin in alkali aqueous solution can be regarded as anionic polyelectrolyte and forms complex with diazo resin.
在碱性水溶液中酚醛树脂可视为阴离子聚电解质,可与重氮树脂形成复合物。
Cationic diazo compounds, compositions comprising them as direct dye, process for dyeing keratin fibers and device therefor.
特殊阳离子重氮化合物,含其作为直接染料的组合物,角蛋白纤维染色方法及其装置。
This was a five -step process involving: diazo coupling reaction, chloridization, condensation, hydrolysis, condensation respectively.
这是一个五步反应,包括重氮化偶合反应、氯置换反应、缩合反应、水解反应、缩合反应。
This article expounds the influences from the aspects of precoating photosensitiser coating and drying process on the quality of diazo paper.
本文以予涂,感光液涂布及干燥三方面工艺论述对晒图纸质量的影响。
The article introduces direct stencil making process with diazo sensitive emulsion. It also offers technical specifications and some recommendations.
文章介绍了用重氮系感光乳剂直接制网版工艺并对技术问题作了分析。
Poly (N-vinyl carbazole) was modified to prepare azo-PVK by post-azo-coupling reaction with diazo salt as raw material using phase-transfer catalysts.
我们以聚乙烯咔唑为偶合组分,和发色基团对硝基苯重氮盐在相转移催化剂存在下,采用后重氮偶合方法,制备出偶氮化聚乙烯咔唑。
A method of machining to produce the big bore diameter PTFE sifter of the parts for high speed diazo printer was reported, by using polymer PTFE material.
报道了采用新型高分子材料聚四氟乙烯车削板为原料,机械加工生产高速晒图机的重要部件——大孔径聚四氟乙烯筛板的方法。
The process of Acid Red 2GL is mainly introduced in this paper, and the conditions of both diazo-couple reaction and complexation reactions are also discussed.
本文主要论述了中性红2GL染料的合成工艺路线,并对重氮偶合反应和络合反应条件进行了讨论。
Conjugates of clenbuterol hydrochloride (cl) to protein bovine serum albumin (BSA) and ovalbumin (ova) were prepared via diazo coupling to form immunogen BSA-CL and OVA-CL.
利用重氮化两步法将盐酸克伦·特罗(CL)分别偶联到牛血清蛋白(BSA)和卵清蛋白(OVA)上制得了免疫抗原bsa - CL和包被抗原ova - CL。
The molar mass proportion of PVK and diazo salt is 1:4. Diazo salt was divided into several parts and added into solution in batches at room temperature to react for 96 hours.
聚乙烯咔唑和重氮盐摩尔质量比1:4,重氮盐按分批加入方式加入到反应液中,反应时间96小时,反应温度室温。
Color shifting and returning of diazo dyes used in silver dye bleach (SDB) photography were studied, focusing on the relationship between the properties and their molecular structure.
本文对几种银漂染料的色位移和复色性能与其分子结构的关系进行了研究。
As to metal halide torch with gallium iodide is special rise 403nm and 417nm wave crest, and the highest wave crest 417nm has conspicuousness and good effect to exposal Diazo material.
至于钾掺合卤素灯,特别增强了403nm及417nm的波峰,其最高的417 nm波峰对于diazo材料的曝光有十分显着及良好的作用。
A method of lamination technology to produce complex material insulating cover suitable for high speed diazo printer is reported, by using nonbasic gloss fibre cloth and unsaturated resin.
报导了采用层敷工艺,使用无碱玻璃纤维布和不饱和树脂研制适于高速晒图机使用的复合材料绝缘机罩的方法。
A new spectrophotometric method for the determination of trace nitrite was studied. The method is based on the diazo - reaction of methylene violet with nitrite in hydrochloric acid medium.
研究了在盐酸介质中微量亚硝酸根与亚甲紫发生的重氮化反应,建立了测定微量亚硝酸根的新方法。
DBNCPA of asymmetry acid bis-diazo reagent have the color reaction with the metal palladium, but have not obvious color reaction with other five kind of metal elements of the platiniridium.
作为不对称变色酸双偶氮试剂的二溴硝基偶氮氯膦与金属钯可发生显色反应,而与同属铂系元素的其他五种金属的显色反应并不明显;
DBNCPA of asymmetry acid bis-diazo reagent have the color reaction with the metal palladium, but have not obvious color reaction with other five kind of metal elements of the platiniridium.
作为不对称变色酸双偶氮试剂的二溴硝基偶氮氯膦与金属钯可发生显色反应,而与同属铂系元素的其他五种金属的显色反应并不明显;
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