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Application of Film Applicator in medicinal film

Abstract: 本文讲述了涂膜机在药用膜剂制备中的应用。药用膜剂用于口腔、皮肤和眼睛等部位,通过均匀涂覆在药物制剂表面,便于药物的吞咽或应用。涂膜机用于制备片剂、胶囊和贴剂等药用膜剂,主要通过湿法涂敷方法实现药物的均匀涂布和厚度控制。制备过程包括将药物与聚合物或胶体材料混合后加入溶剂,利用涂膜机的涂敷头均匀涂布,最后通过自然干燥或烘干形成坚韧的膜。涂膜机的应用确保了药用膜剂的质量和稳定性。

Film applicator plays an important role in the preparation of pharmaceutical film. A medicinal film is a pharmaceutical preparation that can be used on the oral mucosa, skin and eyes. The film coating machine can be used to evenly coat the pharmaceutical film on the surface of tablets or other pharmaceutical preparations, so as to facilitate the swallowing or application of the medicine.

Picture 1 of the application of film coating machine in the coating of pharmaceutical film

The following introduces the application of the film coating machine in the preparation of pharmaceutical films and its film-making methods:

Application of film coating machine

The Film Applicator can be used to prepare different kinds of pharmaceutical films, such as tablets, capsules, patches, etc. Its main function is to achieve uniform coating of drugs and accurate thickness control to ensure the quality and stability of pharmaceutical films.

Membrane method

Film coating machine In the preparation of pharmaceutical films, wet coating is usually used. The method involves mixing the drug with a polymer or colloidal material and adding it to a solvent to create a viscous mixture. Then, the mixture is poured into the uniform coating head of the film coating machine, and the mixture is uniformly coated on the surface of tablets or other pharmaceutical preparations by adjusting the coating speed and pressure of the coating head. Finally, the coated pharmaceutical film is dried naturally at room temperature or in an oven to form a tough film structure.

Picture 2 of the application of film coating machine in the coating of pharmaceutical film

In short, the film coating machine plays an important role in the preparation of pharmaceutical films. The film-making method mainly includes uniformly coating the mixture on the surface of tablets or other pharmaceutical preparations, and forming a film-like structure by natural drying or drying. .


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