二甲酸

The solubility of terephthalic acid in aqueous acetic acid was experimentally determined at 423.15~503.15 K and at the weight percent of the acetic acid of 60%, 70%,80%, 90% and 100% by using this method.

用该法测定了423.15~503.15K下对苯二甲酸在醋酸质量分数为60%、70%、80%、90%和100%的醋酸水溶液中的溶解度。

For resolving the lack of solubility data terephthalic acid in aqueous acetic acid, a method of determining the solubility at high temperature was developed.

针对对苯二甲酸工业中的溶解度基础数据缺乏的问题。

Keywords terephthalic acid;density functional theory;electronic structure;density of states

对苯二甲酸；密度泛函理论；电子结构；态密度

For example, about 30 million tons of terephthalic acids are produced annually by oxidation of p-xylene with air.

以对二甲苯催化氧化制备对苯二甲酸为例，全球年产量超过3000万吨。

This dissertation consists of two different parts,Part one: Plasma degradation of dye by a nonpulsed direct current glow discharge in an Aqueous Solution;Part two : the synthesis of terephthalic.

本论文的研究分为两部分，第一部分是非脉冲直流辉光放电等离子体降解水中染料的研究，第二部分是对苯二甲酸的新合成路线研究。

A theoretical and experimental study of the filter cake washing and drying performance during the pressure filtration of purified terephthalic acid slurry was conducted.

对精对苯二甲酸浆料的压力过滤过程滤饼洗涤和脱水进行试验研究。

One mixed-ligand complex ofnH2Otpa=terephthalate, tripy=4'-(4methyoxyphenyl-2,2':6',2-terpyridine was synthesized and characterized by IR, elemental analysis and thermo-gravimetric analysis. The crystal structure of the product was established by single-crystal X-ray diffraction.

采用水热法合成了新的维链状锌的配位聚合物nH2O（tpa=对苯二甲酸，tripy=4'-（4-甲氧基苯基）－2，2'：6'，2-三联吡啶），通过红外光谱和元素分析对该配位聚合物进行了结构表征，用X射线单晶衍射测定了晶体结构。

Using Cellsorba, the column filled with the unwoven fabric made of the polyethylene phthalate, a leukocyte removal filter, large volume leukocytapheresis was carried out once a week for a total of five sessions.

我们使用由邻苯二甲酸聚乙烯酯纤维填充的白细胞清除滤器，进行高容量白细胞吸附治疗，一周1次，共5次，治疗结束后观察12周，评价 ACR20、 ACR50及 ACR70疗效。

A method of rapid characterization of polyvinyl chlorid and phthalate plasticizers by Fourier transform infrared spectrometry was proposed.

应用傅立叶变换红外光谱法实现了聚氯乙烯及邻苯二甲酸酯类增塑剂的快速鉴别。

In order to get the microcapsule which enwraps high success ratio of lactobacil-lus, we need developed a new emulsification method which can protect the activity oflactobacillus during the spray drying process. Firstly, rapeseed oil was used as adispersion medium when water was emulsified in the initial period, the concen-tration of emulsification were: CAP:3%, Tween-20:0.05%, Span-80:2%, glutin: 1.5%,mechanical stirring speed:900r/min,and the emulsification temperature was 37.5℃.

在制备用于微胶囊的保加利亚乳酸杆菌中，首先以菜籽油为分散介质，在初步的乳化条件中，最佳的乳化条件为：邻苯二甲酸醋酸纤维素的浓度为3％、表面活性剂Span-80的浓度为2％、Tween-20的浓度为0.05％、明胶的浓度为3％、搅拌速度为900 r／min、乳化温度为37.5℃。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。