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钼体系催化丁二烯聚合活性的研究

Study on the Activity of the Butadiene Polymerization with Molybdenum Catalyst Systen

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【作者】 朴光哲; 徐玲; 唐学明;

【Author】 Piao Guangzhe Xu Ling Tang Xueming(Department of Polymer Material Engineering)

【机构】 青岛化工学院高材系; 青岛化工学院高材系;

【摘要】 本文报道了MoCl5-x(OnCBH17)x-(i-Bu)2AlOPhCH3(x=0,1,3)和MoCl4-y(OnC8H17)y-(i-Bu)8AlOPhCH3(y=0,1,2)体系催化合成1,2—聚丁二烯活性的研究。结果表明,钼体系催化丁二烯聚合活性按下列顺序排列: MoCl4(OnC8H17),MoCl5>MoCl2(OnC8H17)3,MoCl3(OnC8H17)>MoCl4>MoCl2(OnC8H17)2。四价钼体系合成的1,2—聚丁二烯的分子量分布较五价钼体系合成的1,2—聚丁二烯的分子量分布窄。

【Abstract】 In this paper, the activity of the butadiene polymerzation with MoCl5-x(OnC8H17)x-(i-Bu)2AlOPhCH3(x=0, 1, 3) and MoCl4-y (OnC8H17)y- (i-Bu)2AlOPhCH3 (y=0, 1, 2) catalysts has been studied. It has been observed that the sequence of the activity of the Catalysts is as follows: MoCl4(OnC8H17), MoCl5>MoCl2(OnC8H17)3, MoCl3(OnC8H17)>MoCl4>MoCl2(OnC8H17)2. The molecular weight distribution of polybutadiene has also been observed.

【关键词】 Ziegler—Natta; 催化剂; 聚丁二烯;
【Key words】 Ziegler—Natta catalyst; polybutadiene;
  • 【文献出处】 青岛化工学院学报 ,Journal of Qingdao University of Science and Technology(Natural Science Edition) , 编辑部邮箱 ,1988年03期
  • 【下载频次】25
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