查询词典 dispersions

The invention relates to a process for reducing the amount of residual monomers in aqueous polymer dispersions by chemical aftertreatment.

本发明系关於藉由化学后处理以减低水性聚合物分散液中残留单体含量的方法。

KPF can be dispersed amorphously with the KPF/EC ratio 1∶2 and 1∶3. The release profiles of the drug can be fitted the Higuchi model. By increasing the amount and viscosity of EC, and increasing the particle size of the solid dispersions from 200 600 μm, the release rate can ...

体外释放度试验结果表明，药物体外释药行为均符合Higuchi 方程；缓释效果与EC 量和固体分散体的粒径有主要关系，药物释放速率随EC 用量和粘度增加而减小；固体分散体粒径越小药物体外释放速率越快；在pH 6 。8 介质中的体外释放速率高于在pH1 。2 介质。

On this occasion, aqueous polyurethane dispersions have been extensively studied and applied in many fields.

正是适应这一潮流，水性聚氨酯涂料才被广泛的研究，并已经在许多方面得到了应用。

We produce the bismuth vanadate yellow (PY 184), manganese ferrite black (PBk 26), copper chromite black (PBk 28), zinc ferrite yellow (PY 119), bone black (PBk 9), transparent iron oxide pigments, solvent-based and solvent-based transparent iron oxide pigment dispersions, umber and sienna, and so on by solely developed technology.

浙江神光材料科技有限公司是一家专业生产各种高档无机颜料的中国工厂，我们以独立开发的技术生产优质铋黄（PY184）、铬铜黑（PBk28）、锰铁黑（PBk26）、锌铁黄（PY119）、骨黑（PBk9）、透明氧化铁颜料、溶剂型和水性透明氧化铁色浆、安巴色粉等产品，这些产品可用于粉末涂料、家具涂料、汽车涂料、卷钢涂料、工业涂料、耐高温涂料、建筑涂料、塑料着色、色母粒、烧结砂颗粒、画材、印刷油墨等行业。

When content of COPEI resin is above 30 wt%, utter phase dispersions occur, furthermore with increasing of contents of C...

当COPEI树脂含量在30％以上时，共混体系出现完全反转相结构，随着其含量增加，环氧树脂分散相尺寸逐渐减小，制得的环氧树脂微球粒径和粒度分布逐渐降低。

Statistical methods, measures of central tendency, measurement of dispersions, probability, probability distribution of discrete and continuous random variables, parameter estimation and hypothesis testing.

研究统计方法、集中趋势的测量、可能性数据分布的测量、离散型随机变量和连续型随机变量的概率分布、参数估计以及假设检验的测量。

The blocking agent with enol keto structure was used in the preparation of hybrid PUA aqueous dispersions for the first time, which made some aromatic diisocyanates be successfully applied to preparing the dispersion.

首次将具有烯醇结构的封端剂用于水性PUA的制备，使得反应活性较高的芳香族异氰酸酯也可成功地用于PUA水分散液的制备。

After treatment the solution with stable homogeneous dispersions of CNTs and CuSO4·5H2O was prepared. Then, glucose and formol were used as reductant to reduce the Cu2+ and Cu+ in order. After deoxidation, The CNTs and superfine Cu compound powders were obtained.

在这种碳纳米管悬浮液中加入五水硫酸铜，先后用葡萄糖和甲醛对铜实施还原，原位制备了碳纳米管-超细铜粉复合粉体。

Preparation and characterization of graft epoxy resin/silica hybrid aqueous dispersions and their films Epoxy resin/silica hybrid dispersion with solid content 30% was prepared by in-situ dispersing graft epoxy resin with silica sol and water.

接枝环氧树脂水分散液的制备及其表征通过BPO引发甲基丙烯酸和苯乙烯接枝高分子量环氧树脂的反应，合成了亲水性的环氧树脂，并利用索氏抽提的方法对产物进行了分离和表征。

Howerer, solid dispersion is one of the technologies of increasing the bioavailability of indissolvable drug, which force drug being at high disperdion state, Generally, drug particle diameter in solid dispersions was 0.001～0.1um, mainly dispersed condition was molecularity, metastable amorphism and colloidal state.

而固体分散体是增加难溶性药物的生物利用度的常用方法之一，其主要是使难溶性药物在水溶性载体中处于高度分散状态，一般而言，药物在固体分散体中的粒径为0.001～0.1μm，分散状态以分子状态、亚稳定态及无定形态或胶体状态多见。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。