包衣材料主要是乙基纤维素。
某厂特种有机废水,含季铵盐和羟乙基纤维素。
The quaternary ammonium salt and hydroxy ethyl cellulose were contained in a special organic chemical wastewater.
非活性成份:自然口味,甘油,羟乙基纤维素。
Inactive ingredients: Natural flavor, Glycerine, Hydroxy Ethyl Cellulose.
本文介绍了羟乙基纤维素的一般性质,应用和生产方法。
The general properties, application and manufacturing methods of HEC were introduced.
研究了高取代度羟乙基纤维素(H-HEC)的精制工艺。
The refining process of high-substitution hydroxyethyl cellulose (H-HEC) was researched.
该法所得乙基纤维素产品的乙氧基含量为4 3 98%。
The content of ethoxyl group in obtained product was 43 98%.
以乙基纤维素作膜材,用液中干燥法使过氧化氢酶微胶囊化。
Catalase was microencapsulated with ethyl cellulose as film material by drying method in liquid.
以乙基纤维素为膜材,用液中干燥法将过氧化氢酶微胶囊化。
Catalase was microencapsulated with ethyl cellulose as a film material by a method of drying in liquid.
结论该方法专属性强、简便、准确,可用于乙基纤维素的质量控制。
Conclusion the method is simple and accurate, and can be used for the quality control of ethyl cellulose.
以银粉、低熔无铅玻璃和乙基纤维素松油醇溶液制备了无铅银导电浆料。
The lead free silver conducting pastes were prepared by using silver powder, lead free low-melting glass and terpineol ethyl cellulose solution.
简述了羟乙基纤维素的国内外生产现状,并对其市场消费需求做了预测。
The present situations of HEC at home and abroad were described briefly, its demands of market consumption were forecast in this paper.
目的:考察影响双氯芬酸钠乙基纤维素水性分散体包衣片体外释药的因素。
OBJECTIVE:To study the factor of influencing drug release from diclofenac sodium(DS)tablet coated with ethylcellulose aqueous dispersion.
方法以乙基纤维素为囊材制备微囊.用浆法研究其体外释药的影响因素。
METHODS The microcapsule was prepared using ethyl cellulose as coating material. The influencing factors of in vitro drug release were investigated by paddle method.
CMHPC在高档乳胶漆、化妆品中作增稠剂使用,可代替进口羟乙基纤维素。
CMHPC is a thickening agent used in high-grade latex paint, cosmetics, can replace the imported hydroxyethyl cellulose.
羟乙基纤维素(HEC)溶液的表面张力和视粘度很少受添加剂的影响,很稳定。
The surface tension and the apparent viscosity of hydroxyethyl cellulose (HEC) solution are hardly affected by the addition agents and are stable.
介绍了以乙基纤维素为壁材,无机变色材料为芯材,油相分离法制备微胶囊技术。
The technology of microcapsule preparation by oil phase isolation method was introduced, where ethyl cellulose was used as wall material and inorganic thermochromism material as core material.
采用正交实验的方法,以甲苯为稀释剂,探讨了乙基纤维素一步法合成的工艺条件。
The synthesis of ethyl cellulose was studied by one-step method, with toluene as diluent and orthogonal test was adopted.
总多糖经二乙氨基乙基纤维素(DEAE 52)柱层析,分离得到两种均一组分。
Two homogenital components were obtained by column chromography using cellulose DEAE-52 as fixed phase.
为提高乙基纤维素(EC)膜的透气性,本工作系统研究了结构改性和添加物的作用。
The studies on the structural modification and additives of ethyl cellulose (EC) membrane have been carried out in series for improving the gas permeation behaviour of membranes.
研制溶剂-非溶剂法制备诺氟沙星微囊以乙基纤维素为囊材的最适溶剂-非溶剂系统的组成。
This article deals with the study on preparation of the microcapsules of norfloxacin with ethyl cellulose walled by the solvent nonsolvent method.
目前常用的高分子材料有聚多糖类、氨基酸类、乙基纤维素、聚乙烯醇、聚丙烯酸、聚苯乙烯等。
At present the commonly used high polymer material has gathers the multi-carbohydrates, the amino acid, the ethyl cellulose, the polyvinyl alcohol, the polyacrylic acid, the polystyrene and so on.
通过流变仪研究了几种表面活性剂对十六烷基羟乙基纤维素(CHEC )溶液黏度的影响。
Effects of surfactant on viscosity of cetyl hydroxyethylcellulose ( CHEC ) solution were investigated by rheometer.
采用纤维素与过量的氯乙烷及氢氧化钠反应,以甲苯为稀释剂,用一步法成功地合成了乙基纤维素。
Ethyl cellulose was synthesized successfully in one-step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.
选用乙基纤维素-聚乙烯-环己烷体系应用油相分离法,可制得含有固体漂白活化剂(BED)的微胶囊。
The solid bleach activator (BED) with in the microcapsule was manufactured, in the system of ethyl-cellulose-polyethlene-cyclohexane and using separative method in oil phase.
乙基纤维素(EC)是一种热塑性的非离子型纤维素醚,可溶于多种有机溶剂,在低温下仍能保持良好的挠曲性。
Ethyl cellulose (EC) is a thermoplastic nonionic cellulose ether, soluble in various organic solvents, at low temperatures can still retaining the with adhesive, filling and film good flexibility.
本文对高取代度氰乙基纤维素(HCEC)的制膜工艺进行了初步研究,并考察了膜的化学稳定性和渗透选择性。
In this paper, the fabrication technology of the HCEC membrane has been preliminary studied. The chemicals ability and permselectivity of the membranes were investigated.
本文对高取代度氰乙基纤维素(HCEC)的制膜工艺进行了初步研究,并考察了膜的化学稳定性和渗透选择性。
In this paper, the fabrication technology of the HCEC membrane has been preliminary studied. The chemicals ability and permselectivity of the membranes were investigated.
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