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。
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。
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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