A METHOD FOR THE FORMATION OF A RAPID-GELLING BIOCOMPATIBLE HYDROGEL AND THE PREPARATION OF A SPRAYING AGENT
申请人:Bioregen Biomedical (Changzhou) Co., Ltd.
公开号:EP2177236A1
公开(公告)日:2010-04-21
This invention discloses a preparation method for biocompatible rapid-gelating hydrogel. Wherein, hydrogel is formed by rapid chemical-crosslinking using the mixing and chemical-crosslinking reaction under specified conditions between several active compound components. The preparation method comprises the following steps: (1) The solution containing biocompatible thiolated macromolecular derivatives (component A) and biocompatible thiol reactive crosslinking agents (component B) mutually mix to form reactive mixture with specified crosslinking conditions; (2) the reactive mixture forms the hydrogel. The invention also discloses a preparation method for novel rapid-gelating hydrogel spray and an application in medical field. This invention has the advantages of good biocompatibility, no by-products, good stability, convenient use, small amount of raw materials used, suitable for many medical application, etc..
本发明公开了一种生物相容性快速凝胶水凝胶的制备方法。其中,水凝胶是利用几种活性化合物组分在特定条件下的混合和化学交联反应,通过快速化学交联形成的。制备方法包括以下步骤:(1)含有生物相容性硫醇化大分子衍生物(组分 A)和生物相容性硫醇反应性交联剂(组分 B)的溶液相互混合,在规定的交联条件下形成反应性混合物;(2)反应性混合物形成水凝胶。本发明还公开了一种新型快速凝胶水凝胶喷雾剂的制备方法及在医疗领域的应用。本发明具有生物相容性好、无副产物、稳定性好、使用方便、原料用量少、适用于多种医疗应用等优点。