天然胶乳/P(MMA-co-AM)乳液共混膜的制备及性能研究 |
Preparation and Properties of Film from NR Latex/P(MMA-co-AM)Emulsion Blend |
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DOI: |
中文关键词: 天然胶乳 甲基丙烯酸甲酯 丙烯酰胺 两亲性共聚物 拉伸强度 耐溶剂性能 |
英文关键词: natural rubber latex methyl methacrylate acrylamide amphiphilic copolymer tensile strength solvent resistance |
基金项目:国家高技术研究发展计划(“863”计划)项目(2009AA035002);上海市基础研究重点项目(09JC1404300) |
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中文摘要: |
合成不同甲基丙烯酸甲酯(MMA)/丙烯酰胺(AM)质量比的两亲性共聚物P(MMA-co-AM)乳液,制备天然胶乳(NRL)/P(MMA-co-AM)乳液共混膜,研究NRL/P(MMA-co-AM)乳液质量比对共混膜性能的影响。结果表明:与NRL/PMMA乳液共混膜相比,NRL/P(MMA-co-AM)乳液共混膜表面孔洞大大减少,拉伸强度提高;当MMA/AM质量比为27/3、NRL/P(MMA-co-AM)乳液质量比为80/20时,NRL/P(MMA-co-AM)乳液共混膜的拉伸强度增幅最大,耐溶剂性能提高。 |
英文摘要: |
Amphiphilic copolymer P(MMA-co-AM)emulsion with different mass ratio of methyl methacrylate(MMA)/acrylamide(AM) was synthesized,and natural rubber latex(NRL)/P(MMA-co-AM)emulsion blend film was prepared.The effect of different mass ratio of NRL/P(MMA-co-AM)emulsion on the properties of blend film was investigated.The results showed that,compared with NRL/PMMA blend film,the number of holes on the surface of NRL/P(MMA-co-AM)emulsion blend film was reduced significantly,and the tensile strength increased.When the mass ratio of MMA/AM was 27/3 and a mass ratio of NRL/P(MMA-co-AM)emulsion was 80/20,the tensile strength growth and solvent resistance of NRL/P(MMA-co-AM)emulsion blend film were the best. |
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