CATALYTIC ACTIVITIES OF RARE-EARTH CALIXARENE COMPLEXES IN POLYMER SYNTHESES

来源 :高分子科学:英文版 | 被引量 : 0次 | 上传用户:skylong5257
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The studies of our group on the catalytic activities of rare earth calixarene complexes in polymer syntheses are reviewed. Rare earth calixarene complexes are effect catalysts for the polymerizations of butadiene, isoprene, ethylene,styrene, propylene oxi
其他文献
深入了解多媒体环境下教学设备的各种性能,有效地运用先进的物质条件和技术手段来实现教育教学活动的最优化,才能适应现代教育技术教学改革的要求,促进教学质量的提高.
工信部副部长刘利华借参加第六届中国中部投资贸易博览会之际,视察了山西省无线电管理局。刘利华听取了山西无管局局长高云的工作汇报,视察了信息管理中心机房、监测网中心机房
环黄海经济一体化的构想属于对区域经济理论的新探索,在建设环黄海地区经济体的过程中需要克服许多观念上、认识上的主观障碍和现实中的客观障碍.努力克服这些障碍,是推进一
<正>In this study, two polymeric resins with different pore sizes were synthesized to study comparative adsorption of reactive black KNB dye. Styrene-divinylben
肝硬化时,由于氨的来源、生成、吸收增加和/或清除不足,引起血中氨浓度增高,造成高氨血症.血中氨含量水平的高低是早期测定及诊断肝性脑病及肝功能衰竭的有效指标之一.减少氨
<正>Experimental miscibility studies were performed on different compositions of i&#39;PP/sPP blends, where sPP has a low syndiotacticity ([rrrr] = 81%). Combin
A well-defined m-phenylenediimino-bridged ladder polymethylsiloxane(LP) was first synthesized through a welldefined ladder superstructure(LS) acting as syntheti
期刊
A novel charring agent,bis(1-oxo-4-hydroxymethyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane) phenylphosphine sulfide (BCPPS),has been synthesized,and it is comb
<正>Both four-arm star-shaped poly(ε-caprolactone) (4sPCL) and two-arm linear PCL (2LPCL) were synthesized and their inclusion complexation withα-cyclodextrin
11月16日,内蒙古自治区卫生厅通报了10月份全区法定传染病疫情报告情况:10月1日零时至10月31日24时,法定报告传染病发病总数8730例,无甲类传染病疫情报告,较上月下降4.83%,较去年同期