薄膜包衣过程主要是：包衣溶液或混悬液的制备；雾滴的产生；雾滴从喷枪向基片床移动；雾滴在片芯表面或颗粒表面上的撞击、润湿、铺展以及聚结；干燥胶凝及黏附成膜。
对薄膜包衣技术及其在制剂生产中应用的研究进展作一综述。
The film coating technique and its application in the pharmaceutical manufacturing are reviewed in this paper.
实践表明采用薄膜包衣技术能在中药片剂生产中取得更好的效果。
It was indicated that adopting the technology of thin film lagging cover could make good effect in manufacturing of traditional Chinese medicine tablet.
结论：采用控释薄膜包衣技术和骨架控释技术可用于制备强水溶性药物控释制剂。
CONCLUSION: the controlled release film-coated technique and the matrix technique can be used to prepare controlled release tablets for highly hydrophilic drugs.
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