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PVA/PVP/ws-chitosan水凝胶伤口敷料的辐射制备及性能表征
杨小敏; 刘崎; 付海英; 姚思德; 朱智勇
2007-04-10
Source Publication核技术
Issue04
Abstract采用γ射线辐射法制备了聚乙烯醇(PVA)/聚乙烯基吡咯烷酮(PVP)/水溶性壳聚糖(ws-chitosan)共混水凝胶。研究了辐射剂量、ws-chitosan含量及增塑剂(聚乙二醇(PEG)或甘油)对水凝胶性能的影响。实验发现,随着辐射剂量的增大,凝胶分数增大,并在剂量大于27 kGy时达到饱和;ws-chitosan含量增大及加入增塑剂PEG或甘油后,水凝胶的凝胶分数和强度都会减小,而相应的溶胀度会显著增大。通过高级流变仪(ARES)对水凝胶弹性模量的测试显示,随吸收剂量的增加,凝胶强度会相应增大,但在27 kGy以上出现饱和。
Indexed ByCNKI
Language中文
Funding Project应物所项目组
Document Type期刊论文
Identifierhttp://ir.sinap.ac.cn/handle/331007/8722
Collection中科院上海应用物理研究所2004-2010年
Corresponding Author杨小敏
Recommended Citation
GB/T 7714
杨小敏,刘崎,付海英,等. PVA/PVP/ws-chitosan水凝胶伤口敷料的辐射制备及性能表征[J]. 核技术,2007(04).
APA 杨小敏,刘崎,付海英,姚思德,&朱智勇.(2007).PVA/PVP/ws-chitosan水凝胶伤口敷料的辐射制备及性能表征.核技术(04).
MLA 杨小敏,et al."PVA/PVP/ws-chitosan水凝胶伤口敷料的辐射制备及性能表征".核技术 .04(2007).
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