对苯二胺

黑色染发剂是以对苯二胺（PPD）为主要成分的，彩色染发剂也都是有对苯二胺的衍生物与其他化学成分不同配比而成的。

The main component of black hair dye is PPD , multicolor hair dyes are composed of derivate of PPD and other chemical constituent .

用~3H标记的对苯二胺示踪法研究大鼠皮肤对染发剂的吸收

Study of Percutaneous Absorption of Hair Dyes Through Rat Skin with the ~ 3H Labelled p-Phenylenediamine Tracing Technique

针对以N，N-二乙基对苯二胺分光光度法测定循环水中余氯时出现的问题进行了实验研究。

This paper studied the problems on determining residual chlorine in cycle water with DPD photometry .

以对苯二胺、丁酮为原料，在自制的铜铬催化剂和氢气存在下合成了N，N′-二仲丁基对苯二胺。

N , N ′ - di-sec-butyl-p-phenylenediamine was synthesized by using p-phenylenediamine , methyl ethyl ketone and hydrogen as raw materials in the presence of Cu-Cr catalyst .

HRP催化对苯二胺合成苯胺低聚物

Synthesis of polyaniline by HRP-catalyzed polymerization of p-phenylenediamine

负载型铜基催化剂的制备及其在仲丁醇脱氢和糠醛加氢耦合反应中的应用乙醇溶剂法合成N，N′-二仲丁基对苯二胺的研究

Preparation of Supported Copper Based Catalysts and Its Application in Coupling Process of 2-Butanol Dehydrogenation and Furfural Hydrogenation Synthesis of N , N ' - Di-sec-butyl-p-phenylenediamine in Ethanol Solvent

运用DPD（N，N-二乙基对苯二胺）分光光度法，建立了快速分析制水工艺过程中各种氯胺含量的方法。

A rapid analysis method for all forms of chloramines in water production process was developed by using N , N-Diethyl-p-phenylenediamine ( DPD ) spectrophotometry .

本文提出一种能提高对苯二胺型染发剂贮存稳定性的W／O／W复合乳膏的制备方法。

The preparative method of a new compound emulsion cream ( W / O / W ) was presented in this paper . The cream can increase storage stability of p-phenylenediamine oxidative hair dye .

n-CdS电极在四甲基对苯二胺乙腈溶液中的光电流谱

Photocurrent Spectrum of n-CdS Electrode in Acetonitrile Solution Containing TMPD

本文采用低温溶液缩聚的方法，用polyethyleneglycolBis（4-carboxyphenyl）ethers（聚乙二醇双（4-羧苯）醚，简称PEG3）与对苯二胺首次成功地合成了热致性的液晶聚酰胺。

New thermotropic liquid crystalline polyamides were prepared from polyethyleneglycol bis ( 4-caroxylhenyl ) ethers ( PEG3 ) and p-phenylenediamine by using solution condensation method at a relative low temperature .

结论对苯二胺氧化产物具有诱导NIH3T3细胞恶性转化的作用，提示氧化型染发剂对机体有潜在的致癌危险性。

Conclusion It was possible that malignant transformation of NIH3T3 cells could be induced by oxidized products of PPD and oxidized hair-dyes might have potential carcinogenicity to humans .

新型单体&丙烯酰二甲基对苯二胺（DMAPAA）及其聚合物溶液的荧光光谱的研究

A study on the fluorescence spectra of a novel monomer & dimethyl aminophenyl acrylamide ( dmapaa ) and its polymer solution

[结果]在过氧化氢参与下，SLO可催化愈创木酚、联苯胺、对苯二胺和二甲氧联苯胺的协同氧化，氧化过程中可产生自由基中间产物。

[ Results ] In the presence of hydrogen peroxide , SLO can catalyze the co-oxidation of guaiacol , benzidine , p-phenylenediamine and o-dianisidine . There are free radical intermediates to produce in the process of co-oxidation .

在甲醇溶剂中，温度20℃，催化剂中钯的含量为0.004g，底物浓度为0.025g·mL-1时，对苯二胺的产率达到99.9%。

The yield of p-phenylenediamine reached ( 99.9 % ) when the temperature was 20 ℃, the ( amount ) of palladium was 0.004 g and the concentration of substrate was 0.025 g · mL ~ ( - 1 ) in the solvent of methanol .

原因这些产品中对苯二胺的含量超标30多倍。

The product contained 30 times the recommended amount of paraphenylenediamine .

对苯二胺盐酸盐与对苯二甲酰氯在NMP-CaCl2溶剂体系中的缩聚反应

The polycondensation of Terephthaloyl chloride and p-phenylenediamine hydrochloride in nmp-cacl_2 solvent system

归纳了对苯二胺的各种制备方法，并讨论了其工业化的优劣。

The synthesis ofp-Phenylenediamine was summarized and its route of industrialisation was discussed .

对苯二胺氧化产物对小鼠经皮肤染毒的亚慢性毒性

Subchronic Toxicity of Paraphenylenediamine ( PPD ) Oxidants to Mice after Cutaneous Exposure

对苯二胺功能化多壁碳纳米管的制备与表征

Preparation and Characterization of p-Phenylenediamine Functionalized Multi-Walled Carbon Nanotubes

用绝热法测定对苯二胺与对苯二甲酰氯缩聚反应的动力学参数

Adiabatic determination of kinetic parameters on polycondensation reaction of paraphenylene diamine and Terephthalyl chloride

对苯二胺和N-取代衍生物正离子自由基的共振喇曼光谱研究

Resonance Raman spectroscopic studies of the cationic radicals of p-phenylenediamine and its N-substituted derivatives

本文研究了在酰胺-盐溶剂体系中对苯二胺与对苯二甲酰氯的缩聚反应，溶剂对缩聚反应的影响以及溶剂体系与对苯二甲酰氯的副反应。

The polycondensation of p-phenylenediamine and terephthaloyl chloride in amide solvent system has been studied .

聚苯胺/对苯二胺功能化多壁碳纳米管导电复合材料的制备、结构与性能研究

Study on Preparation , Structure and Performance of Polyaniline / para-phenylenediamine Functionalized MWNTs Conducting Composites

N-（1,3-二甲基丁基）-N′-苯基对苯二胺的合成新工艺

A New Process to Synthesize N - ( 1,3-Dimethylbuty ) - N ′ - Phenyl-Phenylenediamine

树脂吸附法处理对苯二胺生产中含对硝基苯胺工业废水的研究

Studies on the treatment of p-nitroaniline industrial waste water from 1,4-diaminobenzene production with polymeric adsorbent

氧化型染发剂中对苯二胺的气液相色谱分析方法比较

The Comparison of Gas Chromatography and Liquid Chromatography Analysis Methods for P-phenylenediamine in Oxidation Hair Dyes

对苯二胺与双氧水混合物诱导小鼠狼疮样改变的作用

The Effects on BALB / c Mice Lupus-like Symptoms Induced by the Mixture of Paraphenylenediamine and H_2O_2

阳性率较高的变应原是硫酸镍、对苯二胺、香料、橡胶Ⅳ、白降汞。

Allergens with high positivity were nickel sulfate , p-phenylenediamine , fragrance mixture , rebber chemicals ⅳ, ammoniated mercury .

氧化染发剂几乎都是由染料中间体、成色剂和氧化剂三种反应性化合物组成的。染料中间体通常是邻、对苯二胺，对氨基苯酚及其衍生物，这些中间体被氧化成色素。

Dye intermediums usually are paraphenylenediamine , p-phenylenediamine , p-aminophenol and its derivate . These intermediums are oxidated to pigment .

本文就化妆品过敏的常见变应原（香料、防腐剂和对苯二胺）及诊断做一综述。

This paper reviews common allergens ( including fragrances , preservatives and para-phenylenediamine ) and diagnosis of cosmetic allergic contact dermatitis .