the radical -NH2

Disclosed is a color deepening agent containing silica particles which are treated with a silane coupling agent having an amino group under acidic conditions and a polyether-modified polysiloxane.

本发明公开了一种色彩加深剂，所述色彩加深剂包含采用具有氨基 的硅烷偶联剂在酸性条件下处理的二氧化硅微粒和聚醚改性的聚硅氧烷。

The difference of ammonia, amido, amino group and quaternary ammonium salt, some common wrong expressions on them, and the valence state of phosphorus in some of its oxyacid were pointed out.

指出了氨、氨基、胺基及季铵盐的区别及其常见错误表述，以及磷的几种含氧酸中磷的价态，并着重指出没有「 次亚磷酸」的叫法。

The synthetic method is convenient, has long fluorescent life and active group amino group and very high application value.

本发明化合物合成方法简便，具有长的荧光寿命和活性基团氨基，具有极大的应用价值。

Reduction of azides is an important method to introduce amino group to organic molecules.

叠氮还原是向有机分子中引入氨基的重要方法。

The effects of the amino group content of APDMS on the morphology and properties of the cured epoxy resins modified by the APDMS were investigated.

研究了氨基聚硅氧烷的氨基含量对改性环氧树脂的形态和性能的影响。

A group of polyamides formed by the condensation between an amino group of one molecule and a carboxylic acid group of another.

一类由一个分子的氨基与另一个分子的羧酸基之间，缩合而生成的聚酰胺。

Any of various natural or synthetic compounds containing two or more amino acids linked by the carboxyl group of one amino acid and the amino group of another.

肽一种自然或人工的合成物，包括二个或二个以上氨基酸，通过一个氨基酸的酸基和另一个的羧基结合而成。

The results showed that epoxy resin modified by amino group of polysiloxane fluid which was an industry product also had good toughness and heat-resistence.

结果表明，用工业产的氨基硅油合成的改性环氧树脂同样具有良好的韧性和耐热性。

The reactions between aldolase and TNBS suggest that the amino group or groups, in snake aldolase, may play a special role in maintaining its native conformation.

醛缩酶和TNBS之间的反应支持酶分子的氨基，尤其是蛇肌醛缩酶的氨基在维护其天然构象中起着特殊作用的观点。

The new fluorescent band is considered to be related to the intramolecular charge transfer between the amino group and the quinonoid carbonyl group.

我们认为该新的荧光峰与胺基和醌羰基之间的分子内电子转移有关。

The main causes include the degradation of the fluorescent bleaching agent due to exposure to sunlight, the oxidation of amino group of the cationic softener and the existence of anti-oxidant.

荧光增白剂的感光降解、阳离子柔软剂胺基氧化、抗氧剂的存在是产生黄变的主要原因。

Methods the free amino group in the deacetylated chitosan was determined by linear titration.

方法用线性滴定测定壳聚糖(游离胺基)的含量。

The invention discloses titanate derivative containing a secondary amino group and a preparation method thereof.

本发明公开了一种含有仲氨基的钛酸酯衍生物及其制备方法。

Its preparation method adopts sodium periodate activated low-molecule heparin to modify free amino group on the superoxide dismutase.

其制备方法是采用高碘酸钠活化低分子肝素来修饰超氧化物歧化酶上的自由氨基。

The zwitterion terpolymers of the invention are made from the terpolymers by internal transfer of the proton of the carboxylic acid to the amino group of the acrylamide or acrylate monomer.

发明的两性离子共聚物是由从对羧酸质子内部转移到丙烯酰胺或丙烯酸单体氨基酸组的三元共聚物。

It is the only carrier of a side chain primary amino group in proteins, having important structural and chemical roles.

它是一个侧链伯氨基的蛋白质，具有重要的结构和化学作用的唯一载体。

Various aryl triflates, bearing ketone or aldehyde groups, were evaluated for palladium-mediated introduction of an amino group at the triflate position in the presence of various phosphine ligands.

各种含有酮或醛的芳基三氟甲磺酸酯在催化量的钯和膦配体的存在下与胺或酰胺发生取代反应。

The process of transfering an amino group from one compound to another.

将氨基从一种化合物转移到另一种化合物的过程。

The experimental result also shows that the nitrogen element on the surface of contact black surface may be mainly in forms of amino group and nitro group.

此外，实验分析了接触法炭黑表面氮元素的组成，结果表明主要是以氨基和硝基的形式存在。

OBJECTIVE: Effects of heat denaturation time duration and temperature on the surface reactive amino group content of spray dried bovine serum albumin microspheres were investigated.

目的：考察热固化时间及温度对喷雾干燥牛血清白蛋白微球表面活性氨基含量的影响。