The present invention provides an olefin/cycloolefin/alkylstyrene copolymer which is non-functionalized, functionalized, or grafted.
本发明有关于一种烃╱环烃╱烷基苯共物,其可为非官化、官 化、或接枝的。
The present invention provides an olefin/cycloolefin/alkylstyrene copolymer which is non-functionalized, functionalized, or grafted.
本发明有关于一种烃╱环烃╱烷基苯共物,其可为非官化、官 化、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.
本论文炔基砜的碳锌化反应及其原位产生的α-磺酰基基锌试剂在立体选择性合成多取代烃中的应用。
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.
二烃和基芳烃是非常不稳定的组分,可合产生凝胶。对于给定烃和烷基芳烃,氢化可以改善产品质量。
Recent advances in ring closing metathesis (RCM) reaction, including olefin and enyne metathesis reaction are reviewed.
综述近几年来关环复分解(RCM)反应的新进展,包括烃、-炔的RCM反应。
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