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天然橡胶的鉴定与表征……(原文似乎不完整)

Natural rubber identification and characterization in .

作者信息

Azadi Somaye, Bagheri Hedayat, Mohammad Parast Behrooz, Ghorbani-Marghashi Mahmood

机构信息

Department of Biotechnology, Faculty of Agriculture, Bu-Ali Sina University, Hamedan, Iran.

Department of Biology, Faculty of Science, Malayer University, Hamedan, Iran.

出版信息

Physiol Mol Biol Plants. 2020 Oct;26(10):2047-2052. doi: 10.1007/s12298-020-00880-5. Epub 2020 Sep 15.

Abstract

Natural rubber is one of the most important polymers produced by plants, which contains -1,4-polyisoprene, protein and fatty acids. It has unique properties compared to synthetic rubber and has many different uses in industry. Here, natural rubber of was characterized due to its abundance in arid areas. Isolation of rubber was done using both acetone and hexane solvents. FT-IR and NMR further characterized and confirmed the structure of rubber as -1,4 polyisoprene. GPC analyses showed a molecular weight of 8.180E+2 with polydispersity of 1.287. These data is useful for better understanding of latex composition in family of Euphorbiaceae.

摘要

天然橡胶是植物产生的最重要的聚合物之一,它含有-1,4-聚异戊二烯、蛋白质和脂肪酸。与合成橡胶相比,它具有独特的性能,在工业中有许多不同的用途。在此,对干旱地区丰富的天然橡胶进行了表征。使用丙酮和己烷溶剂进行橡胶的分离。傅里叶变换红外光谱(FT-IR)和核磁共振(NMR)进一步表征并确认了橡胶的结构为-1,4聚异戊二烯。凝胶渗透色谱(GPC)分析显示分子量为8.180E+2,多分散性为1.287。这些数据有助于更好地了解大戟科植物中的乳胶成分。

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