天然胶乳絮凝方法对天然橡胶性能的影响 |
Effect of Natural Latex Flocculation Methods on Properties of NR |
投稿时间:2019-04-15 修订日期:2019-04-15 |
DOI:10.12136/j.issn.1000-890X.2019.12.0932 |
中文关键词: 天然胶乳 絮凝方法 天然橡胶 物理性能 动态力学性能 |
英文关键词: natural latex flocculation method NR physical property dynamic property |
基金项目:山东省自然科学基金资助项目(ZR2016XJ003) |
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中文摘要: |
采用自然烘干、酸絮凝、无机盐凝固和海水热絮凝方法絮凝天然胶乳,研究絮凝方法对天然橡胶(NR)性能的影响。结果表明,采用海水热絮凝方法制备的NR具有较高的拉伸强度和拉断伸长率,比采用自然烘干方法制备的NR分别提高10.7%和38.7%,工艺性能、物理性能和动态力学性能较好。 |
英文摘要: |
Natural latex was flocculated by natural drying,acid flocculation,inorganic salt coagulation
and thermal flocculation with seawater,and the effect of flocculation method on the properties of natural
rubber(NR) was studied. The results showed that the NR prepared by thermal flocculation using seawater
had higher tensile strength and elongation at break,which were 10. 7% and 38. 7% higher than those prepared
by natural drying,respectively,and the process properties,physical properties and dynamic mechanical
properties were better. |
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