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- di syndiotactic polymer 双间规聚合物
- The article discussed the effects of four factors to qualities of their catalytic activities.The preliminary results indicated that the polystyrenes otained are syndiotactic polymers. 结果表明:二胍基钛二氯化物和MMAO组成的催化体系可以催化苯乙烯的立体规整聚合,得到高间同含量的聚苯乙烯。
- Keywords polypropylene;syndiotactic polymer;thermal stability;melting point;heat treatment; 丙烯;间同立构聚合物;热稳定性;熔点;热处理;
- Keywords metallocene catalyst;silica;load carrying ability;polymerization;syndiotactic polymer;polypropylene; 茂金属;硅胶;负载能力;聚合;间规聚合物;聚丙烯;
- Keywords polystyrene;syndiotactic polymer;single-site catalyst;metallocene catalyst; 聚苯乙烯;间同立构聚合物;单中心催化剂;茂金属催化剂;
- Keywords polyoctodecyl acrylate;pour point depressor;crystallinity;isotactic polymer;syndiotactic polymer;atactic polymer; 聚丙烯酸十八酯;降凝剂;结晶度;全同立构聚合物;间同立构聚合物;无规立构聚合物;
- A polymer of two or more different monomers. 共聚物一种由两种或多种不同单体构成的聚合物
- syndiotactic polymer 间同立构聚合物
- A molecule that can combine with others to form a polymer. 单体可以与其他分子结合形成聚合物的分子
- Melissa was conceived through DI 37 years ago. 37年前,梅利莎的母亲通过人工授精怀上了她。
- We never smoked marijuana; Di you smoke? 我们从来不吸烟;你吸烟吗。
- Marco Di Vaio has pledged his future to Genoa. 迪瓦约许誓自己的未来在热那亚。
- The Strada di Chiara was as noisy as ever. 基阿拉大街跟以往一样嘈杂喧哗。
- Late Baroque towns of the Val di Noto,Italy. 意大利诺托谷的晚期巴罗克风格城镇。
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- Banca Monte Bei Paschi Di Siena S.P.A. 意大利西雅那银行
- I hear that Mr. Di is going to be promoted . 听说狄先生要升职。
- Oh a la ba za na di, we are MIRACLE of the world! 哦阿日巴杂那地,世界是我们的奇迹!
- He says he din't cheat, but I know better. 他说他没有欺骗,但是我不相信。
- The viscosity of the polymer was 2.16 poise. 聚合物的粘度为2.;16泊。