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- The supported metallocene catalyst wasprepared by immobilized on SiO2 with pre-contacted compounds of rac-Me2Si(Ind)2ZrCl2 and methylaluminoxane (MAO), and its activity for propylene isospecific polymerization reaches 106gPP/mol. 将rac-Me_2Si(Ind)_2ZrCl_2与甲基铝氧烷(MAO)预络合后负载于SiO_2上得到了负载型茂金属催化剂,并用于丙烯等规聚合,活性可达到10~6gPP/mol.
- Keywords Propylene isospecific polymerization;Metallocene catalyst;Supported catalyst;Stereoselectivity;Regioselectivity; 丙烯等规聚合;茂金属催化剂;负载化;立构选择性;区域选择性;
- isospecific polymerization 全同立构聚合
- 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
- 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
- Using preemulsion and post polymerization a polymer emulsion was synthesized. 采用先乳化、后聚合工艺成功合成一种聚合物乳液。
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- Free-Radical Polymerization under High Pressure. 高压下自由基聚合。
- I directed students to do polymerization in 2001. 2001年,我指导学生做聚合。
- Use: Polymerization initiator for vinyl compounds. 用途:乙烯基化合物的聚合引发剂。
- The viscosity of the polymer was 2.16 poise. 聚合物的粘度为2.;16泊。
- To undergo or subject to polymerization. (使)聚合经历或使经受聚合作用
- An apparatus for determining the order of constituents in a biological polymer. 顺序分析仪确定生物学的聚合体中成份顺序的仪器
- High conductivity polymer ion conductor in R.T. 室温高导电率高分子离子导体。
- Changzhou Dupeng Polymer Material Co., Ltd. 常州都朋高分子材料有限公司。
- JIANGSU JIANGNAN HIGH POLYMER FIBER CO., LTD. 江苏江南高纤股份有限公司。
- Wuxi Yutian High Polymer Material Co., Ltd. 无锡市裕田高分子材料有限公司。
- The sturctureof polymer emulsion is characterized. 表征了所得聚合物乳液的结构。
- Shandong Weigao Group Medical Polymer Co., Ltd. 山东威高集团医用高分子制品股份有限公司。
- Polymer Coating Technologies of Singapore Pte Ltd. 新加坡涂装技术有限公司。