吸油膨胀橡胶的制备与性能研究 |
Preparation and Properties of Oil Swellable Rubber |
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DOI: |
中文关键词: 吸油树脂 吸油膨胀橡胶 三元乙丙橡胶 吸油率 |
英文关键词: oil-absorbing resin oil swellable rubber EPDM oil absorption ratio |
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中文摘要: |
以甲基丙烯酸十二酯(LMA)、甲基丙烯酸丁酯(BMA)为单体,采用悬浮聚合法合成高吸油树脂[P(LMA-g-BMA)]。采用LMA单体或P(LMA-g-BMA)为改性剂,以三元乙丙橡胶为基体制备吸油膨胀橡胶,并对其性能进行研究。结果表明:与采用吸油树脂为改性剂的吸油膨胀橡胶相比,采用LMA单体为改性剂的吸油膨胀橡胶吸油率较高,且当其用量为30份时,吸油膨胀橡胶的吸油率较高。与采用LMA单体为改性剂的吸油膨胀橡胶相比,采用吸油树脂为改性剂的吸油膨胀橡胶物理性能较优;当LMA与BMA质量比为1∶2,吸油树脂用量为20份时,吸油膨胀橡胶的物理性能降幅最小。 |
英文摘要: |
Using lauryl methacrylate (LMA) and butyl metheacrylate (BMA) as monomers,the high oil-absorbing resins(poly LMA-co-BMA) were synthesized by suspension polymerization method.The oil swellable rubbers were prepared with EPDM and LMA monomer or poly LMA-co-BMA,and their properties were investigated.The results showed that,compared with that filled with oil-obsorbing resins,the oil absorbing property of oil swellable rubber filled with LMA monomer was better.The optimum addition level of LMA monomer was 30 phr and the oil absorbing property was excellent.Compared with that filled with LMA monomer,the physical properties of oil swellable rubber filled with oil-absorbing resins were better.When the mass ratio of LMA and BMA was 1∶2,and the addition level of oil-absorbing resins was 20 phr,the physical properties of oil swellable rubber were better. |
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