查询词典 development dyes

Determination of Phenylenediamine in Oxidative-type Hair Dyes by Capillary Column Gas Chromatography;2. The production condition and technology of m-phenylenediamine are introduced.

介绍了我国间苯二胺的生产现状及工艺，指出采用粗品混合二硝基苯直接加氢是制备间苯二胺最好的方法，具有成本低、污染小等优点。

3 Years working experience in photochromic and fluorescent dyes

2-3年工作变色和荧光染料的经验

The photooxidative degradation of Direct Fast Scarlet dyes in aqueous solution under solar irradiation by H 2O 2/ferrioxalate complexes has been studied.

以 H2 O2 /草酸铁络合物作光氧化剂，利用太阳光对水溶液中的直接耐酸大红进行了光氧化降解试验研究。

The photophysical properties of the dyes in different solvents and solid matrices are researched.

研究了它们在溶液和固体基质中的光物理性质。

Among functional dyes,perylene diimides have been of great interest due to their unique optical and photophysical properties .

在功能染料中，由于苝四酰二亚胺独特的光学及光物理性质，引起了人们广泛重视，但是制备一维苝四酰二亚胺结构尚是一种挑战。

However, photostability of these dyes has been a problem.

但光稳定性差，影响分析的可靠性，是其不足。

And rhodamine and BODIPY dyes attract more and more attention because of their good photostability, high fluorescence quantum yields and insensitivity to pH.

而罗丹明类荧光染料和BODIPY类荧光染料由于良好的光稳定性和化学稳定性，高荧光量子产率及对pH值不敏感等优点也越来越受到人们的重视。

The existence of polymeric chain provides additional channels for the elimination of the absorbed energy along the polymer backbone, and with the correspondence increases the photostability and thermal stability of the dyes.

聚合物链的存在为共聚物体系的非辐射能提供了一个额外的通道，有利于体系的热稳定性和光稳定性提高，这为设计合成新型固体激光材料提供了理论依据。

Any of a group of chemical compounds formed by a reaction of phthalic anhydride with a phenol,from which certain synthetic dyes are derived.

酞一组化合物之一，由邻苯二甲酸酐和酚反应而成，某些合成染料是由此提取的

The light stability of pleochroic dyes dissolved in liquid crystal colour display cellswith guest-host interactions was investigated.

本文研究了宾主相互作用的液晶彩色显示盒中二向色性染料的光稳定性。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切