The present invention provides an olefin/cycloolefin/alkylstyrene copolymer which is non-functionalized, functionalized, or grafted.
本发明有关于一种烯烃╱环烯烃╱烷基苯乙烯共聚物,可为非官、官 、或接枝的。
The present invention provides an olefin/cycloolefin/alkylstyrene copolymer which is non-functionalized, functionalized, or grafted.
本发明有关于一种烯烃╱环烯烃╱烷基苯乙烯共聚物,可为非官、官 、或接枝的。
Recent-year studies demonstrate that wax consists of not only high-molecular-weight normal alkane, hut also isoalkane, naphthene and olefin;
并认为蜡不仅仅源于高等植物,低等水生生物和湖相藻类对蜡也是重要贡献者。
In this thesis, the carbozincation of acetylenic sulfones and its applications in the stereoselective synthesis of polysubstituted olefins were investigated.
本论文研究了炔基砜的碳锌反应位产生的α-磺酰基烯基锌试剂在立体选择性成多取代烯烃中的应用。
The diolefins and alkenyl aromatics are very unstable components which can give gums by polymerization.In giving olefins and alky aromatics the hydrogenation improves the product quality.
二烯烃和烯基芳烃是非常不稳定的组分,可聚产生凝胶。对于给定烯烃和烷基芳烃,可以改善产品质量。
Recent advances in ring closing metathesis (RCM) reaction, including olefin and enyne metathesis reaction are reviewed.
综述了近几年来关环复分解(RCM)反应的研究新进展,包括了烯烃、烯-炔的RCM反应。
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