This mothod is used to study the penetration depth of the retanning agent in different area and different retanning time for goatskin with various types of acrylic resin retanning agent(ART-II, DM).

研究了羊皮使用不同品种的丙烯酸树脂复鞣剂（ART- II，DM）复鞣后，复鞣剂在不同部位随复鞣时间变化的渗透情况。

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This product is used for high concentration of alkaline bath, high concentrations of inorganic salt aqueous solution of the penetrating agent, even at low temperatures also have excellent penetration.

本品用作高浓度碱性浴、高浓度无机盐水溶液的渗透剂，即使在低温下也有极好的渗透力。

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Electron microscope scanning of the drug coating film of before and after drug release indicates that adding hydrophilic shaping agent could improve the penetration rate of the coating film.

对释药前后的包衣膜进行电镜扫描，结果表明包衣膜中加入亲水性增塑剂可改善包衣膜的通透性。

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