This technique is widely applied to granule core coating because due to high evaporation rate of fluidized bed, the granule could be coated when suspended in the air stream. 由于流化床设备有极高的蒸发效率,颗粒悬浮在气流中,进行包衣,使得这一技术能广泛地适用于粒芯包衣。
Green concept is our core value; we developed non-chrome coating, which is harmless to the ecology environment and comply with RoHS regulations. 绿色环保产品的开发一直是台京的企业精神,台京研发的无铬涂装对环境无害,并符合欧盟规定。
In order to solve the problems, the core spun yarn provided by the utility model comprises corn fiber filament as core and combed cotton fiber as coating fiber. 本实用新型采用玉米纤维长丝为芯线,精梳棉纤维为外包纤维制成包芯纤维,解决了上述问题。
Microporous controlled release tablets were composed by drug core surrounded by microporous coating film. 微孔性控释锭是由一个含药之核心裸锭与外层半透性膜衣所组成。
Firstly, the fibre grating sensor is simplified as a symmetric structure with the fibre core covered by the coating layer; 首先,将光纤光栅传感器简化为由保护层包裹着中心的光纤纤芯轴对称结构;
This practice is much more common with low hydrogen electrodes, since the core wire melts up inside the flux coating. 这种做法较为普遍,低氢焊条,因为融化的核心线内的通量涂层。
Our research in osmotic pump formulations will start from two aspects, the core prescription and the coating film. 我们对渗透泵型控释制剂的研究,从包衣膜和片芯处方两个方面着手。
Veining defects have been effectively prevented and eliminated by improvement on gating system, especially by special additive to core sand and sinter coating on surface of sand core. 通过改进浇注系统,特别是采取在进、排气道芯砂中添加特殊抗脉纹添加剂及在砂芯表面涂刷烧结型涂料等工艺,有效地预防和消除了脉纹缺陷。
The observation by means of SEM show that the state in which the rigid chain PAM in nylon 6 is rod shape crystal which use chain or chain bunch as core, and nylon 6 as coating. SEM观察结果表明:刚性链PAM在尼龙6中的存在形式为:以链或链束为核,以尼龙6结晶为表的棒状结晶体。
Study on Microwave Drying of the Sand Core and Moulding Coating 微波烘干砂芯及涂料的研究
In order to find out the optimum tablet core and coating formulation, orthogonal experimental were adopted. 采用正交设计对片芯处方和包衣膜处方进行了优化。
Results: The pulsatile release of aspirin was influenced by the formulation of the core and the composition and thickness of the coating film. 结果:片芯处方、包衣处方、包衣层厚度对阿司匹林的脉冲释放均有影响。
Using the same tablet core as the GL osmotic pump tablet coating with organic solvent, a novel GL osmotic pump tablet coating with CA aqueous dispersion was prepared. 本文选择与有机溶剂包衣盐酸文拉法辛渗透泵片相同的片芯处方,利用醋酸纤维素水分散体包衣制备了盐酸文拉法辛渗透泵控释片。
The Study of Core-shell Emulsion of Styrene-acrylate for Strippable Coating 核壳结构苯丙共聚乳液可剥涂料的研究
Researches had been done on different kinds and quantity of osmotic agents to affirm the core of tablet and procedure, the prescription of coating solution was decided by direct analysis method. 本文通过对促渗剂种类和用量的研究,确定了片芯的处方及制备工艺,通过正交设计实验,采用直观分析法确定了包衣液的处方。
All-plastic Core Flame-retarded Conveyor Belting Production-line Automatic Control System with Coating and Scrapping Method 涂刮法全塑整芯阻燃输送带生产线自动控制系统
Effects of many factors on the release behavior of terbutaline pulsatile tablets were investigated. These factors include ingredients of core tablets, the amount of NaCl in the core tablets, coating level of swelling agent, etc. 考察了片芯组成的多个因素,以及片芯中氯化钠用量、溶胀层厚度对于硫酸特布他林定时脉冲片释药行为的影响。
Conclusion: The pulsatile release of aspirin can be controlled by selection of disintegrants of the core and changing composition and thickness of the coating film. 结论:通过选择片芯中的崩解剂、调整包衣层组成和厚度,可以用包衣的方法得到不同时间脉冲释药的阿司匹林片剂。
Work principle and control mode of many kinds of Emulsification Asphalt Coating Machine s are compared, and, the paper studied the core technology of Emulsification Asphalt Coating Machine. 在对国内外稀浆封层机发展进行调研的基础上,分析了不同稀浆封层机的工作原理和控制模式,深入研究了稀浆封层机的关键技术。
Abstract Strength of cold-box core will obviously decrease by water-based coating. 冷芯盒法砂芯浸涂水基涂料后强度会明显下降。
Theoretical analysis indicates that MFC has the optimum and greater capacitance in comparison with multilayer capacitor ( MLC), when the diameter of fiber core is carefully matched with the thickness of dielectric coating. MFC also has better resistance to dielectric breakdown. 理论分析表明,当纤维直径与介电层厚度相匹配时,MFC的电容比多层电容器(MLC)的电容大,而且MFC也具有更优异的抗击穿性能。
RESULTS The release characters of the MF pulsatile-release tablets were related to the disintegrant in the core and the composition and the thickness of the coating films as well as the varieties and amounts of plasticizer. 结果片芯崩解剂种类、包衣组成与厚度、增塑剂种类与用量影响富马酸美托洛尔的脉冲释放。
Objective: To research and develop sustained-release tablets of metformin hydrochloride with a "dual controlled release" system and to investigate the optimization of tablet core and coating formulations and their releasing mechanism. 目的:研制具双重控释系统的盐酸二甲双胍缓释片,探讨其片芯和包衣的优化处方及释放机制。
The composite wear resistant materials, which are wear resistant in case and modest tough in core, are obtained through the intense carburizing of graphite coating during casting process by pouring low-carbon steel or low-carbon alloy steel into sand mold coated with graphite coating 通过对铸型涂刷石墨涂料,浇注低碳钢或低碳合金钢的方法,利用石墨涂料在铸造过程中的强烈渗碳作用,从而得到表面耐磨而心部仍具有一定韧性的复合耐磨材料
RF signals induce strains within fiber core due to electric mechanic effects in piezoelectric coating, thus the phase of optical signals in fiber is modulated. 射频信号通过对光纤外层的压电涂层作用,使纤芯中产生应变,从而对光纤中的光信号进行相位调制。
Then composites of Bi_2O_3/ Cu-O-Cr with a homogeneous core/ shell structure were prepared by coating Cu-O-Cr on the surfaces of the as-synthesized spherical monodisperse Bi_2O_3 nano-particles using in-situ precipitation method. 通过共沉淀法制备球形单分散Bi2O3/Cu-O-Cr核壳结构复合纳米材料。
Then, the present method is used to investigate the influence of geometrical parameters such as filling fraction, core to coating thickness ratio and plate thickness on the first frequency gap. 3. 利用本方法研究了填充率、芯体和包覆层厚度之比以及板厚等参数对第一频率带隙的影响。
By inoculant species, type of sand core and coating types in areas such as investigation, verification, it is important to identify the causes and effects of rust appear factor, to solve the problems. 通过对孕育剂品种、砂芯种类以及涂料种类等方面进行排查、验证,终于找出了出现锈斑的原因和影响因素,解决了困扰。