英语人>网络例句>二苯胺 相关的搜索结果
网络例句

二苯胺

与 二苯胺 相关的网络例句 [注:此内容来源于网络,仅供参考]

The photochemical and thermal decomposition of various diphenylamine diazonium salts in ethanol were studied. It was found that, the major products in photochemical decomposition are their corresponding substituted diphenylamino-4-ethyl ethers while their corresponding diphenylamines were obtained as only one product in the case of thermal decomposition.

并研究了二苯胺型重氮盐的光、热分解,结果表明:在醇中,二苯胺型重氮盐的光解主要生成重氮基被乙氧基取代的产物;热解几乎生成唯一的重氮基被氢取代的产物。

The reaction of aniline over catalyst DH-1 to synthesize diphenylamine has been studied .

对苯胺在DH 1催化剂上合成二苯胺的反应规律进行了研究。

Many aromatic amine, such as aniline and N-methylaniline and diphenylamine, whose antidetonating quality are excellent, are not only often employed as concocting ingredient of antiknock but also suitable to research with electrochemical methods.

许多苯胺类化合物,如苯胺、N-甲基苯胺、二苯胺是性能良好的非金属抗爆制,也是抗爆剂常用的调合组分,且具有电子转移性质,适于电化学研究。

A liquid amine ashless antioxidant HAO without phosphorus and zinc was prepared by alkylation of diphenylamine and 12 carbon iso olefin mixture, which can be applied at high temperature.

二苯胺和含C12 的混合异构烯烃为原料,通过烷基化工艺,研制出了适于高温条件下应用的不含磷、锌元素的液态胺型无灰抗氧剂双十二烷基二苯胺

Diphenylamine method) and 1240mgkg-1NO3- for corn.

确定了两种作物采用两种方法进行氮素营养诊断的临界值,冬小麦为2.00(NO3-N色阶,二苯胺法)、1500mgkg-1(NO3-,反射仪法);夏玉米为2.40(NO3--N色阶,二苯胺法)和1240mgkg-1(NO3-,反射仪法)。

Monodispersive Au nanoparticles were synthesized via the redox reaction between diphenylamine sulfonate and HAuCU-The effect of the amount of sodium diphenylamine sulfonate and polyon the morphology and size of Au nanoparticls were examined.

利用四氯合金酸和二苯胺磺酸钠反应,制备了大小均匀的金纳米粒子。考察了还原剂二苯胺磺酸钠和保护剂聚乙烯吡咯烷酮的用量的变化对金纳米粒子形貌和大小的影响。

2,7-di-diphenylamine-spiro[fiuorene -7,9'-benzofluorene] was successfully synthesized .Its structure was determined by 1HNMR、MS、IR and Elemental Analysis.Yield of each reaction was more than 70%.

设计并合成了一种新型的含二苯胺基团的螺芴化合物2,7-双二苯胺-螺环-[芴-7,9'-苯并芴],并通过了1HNMR、MS、IR、元素分析图谱检验,每步反应的产率均在70%以上。

Diamino-dipenylamine-2-sulfonicacid was used as an alternative of benzidine,and reacted withl-hy droxy-8-aminonaphthalene-3,6-dusuifonicacid,m-benzioc-diamine and aniline to synthesize eco-friendly black direct dye s.

报道了以4,4'-酸(4,4'-二氨基-二苯胺-2-磺酸)代替联苯胺,与H酸(1-羟基-8-氨基-3,6-二萘磺酸)、间苯二胺、苯胺等合成无致癌作用的环保型黑色直接染料。

The environmental black direct dye stuff without carcinogensis was prepared by 4,4'-diamino-dibenzidine-2-sulfonicacid,1-hydroxy-7-aminonaphthalene-3,6-dusuifonicacid,m-benzoic-diamine and aniline.

以4,4'-二氨基-二苯胺-2-磺酸代替苯胺,与1-羟基-7-氨基-3,6-二萘磺酸、间苯二胺、苯胺等合成无致癌作用的环保型黑色直接染料。

The environmental black direct dyestuff without carcinogensis was prepared by 4,4'- diamino - dibenzidine - 2 - sulfonicacid, 1 - hydroxy - 7 - aminonaphthalene - 3,6 - dusuifonicacid, m - benzoic - diamine and aniline.

以4,4'-二氨基-二苯胺-2-磺酸代替苯胺,与1-羟基-7-氨基-3,6-二萘磺酸、间苯二胺、苯胺等合成无致癌作用的环保型黑色直接染料。

第1/18页 1 2 3 4 5 6 7 8 9 ... > 尾页
推荐网络例句

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢?

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我,一个心中布满虚荣的女孩子真实的想法。

Oh, and I bought myself a new laptop," he said."

哦,我还给我自己买了一个新笔记本"他说。"