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1)  internal donor
内给电子体
1.
DNBP as internal donor influences electronic state of Ti species in TiCl4/MgCl2 catalysts by providing electrons to the species, which makes the binding energy of Ti 2p3/2 peak shifting to lower energy regions.
采用光电子能谱技术对不同内给电子体邻苯二甲酸二正丁酯(DNBP)含量的TiCl4/MgCl2催化剂的结构进行了表征。
2.
Activity,hydrogen response,stereospecificity and kinetic behavior of catalysts with 1,3-diol dibenzoate as internal donor for propylene polymerization were studied.
研究了1,3-二醇酯为内给电子体的丙烯聚合ND-01系列催化剂的活性、氢调敏感性、定向性及动力学行为。
3.
It was found that a small amount of di-n-butyl-phthalate(DNBP)was produced in-situ by chemical reactions in the system and acted as internal donor in polymerization.
表征结果显示,在TiCl4/MgCl2催化剂的制备过程中,原位生成了少量的内给电子体邻苯二甲酸二正丁酯(DNBP)。
2)  internal electron donor
内给电子体
1.
Advance in research on action mechanism of internal electron donor in Z-N Catalysts
Z-N催化剂内给电子体作用机理的研究进展
2.
Development of various kinds of internal electron donors in Ziegler-Natta catalysts for propylene polymerization was introduced.
介绍了Z ieg ler-Natta丙烯聚合催化剂体系中内给电子体的研究进展,对现有的内给电子体进行简单的分类,探讨了含有不同取代基的同类化合物作为内给电子体对催化剂的活性和α-烯烃聚合物等规度的影响,并对Z ieg ler-Natta丙烯聚合催化剂体系中内给电子体的进一步研究提出了看法。
3.
The internal electron donor compounds such as monoester, diester and diether compounds in Ziegler-Natta catalyst system were reviewed with an emphasis on the diether without external electron donors.
综述了丙烯聚合用齐格勒 -纳塔 (Ziegler -Natta)催化体系中单酯类、双酯类及二醚类化合物作为内给电子体的研究进展 ,特别对无外给电子体二醚类给电子体化合物进行了详细的论述。
3)  electron donor
给电子体
1.
A novel MgCl_2-supported Ziegler-Natta catalyst using poly(propylene glycol)dibenzoate (PPGDB) as the internal electron donor for propylene polymerization was prepared.
采用聚丙二醇二苯甲酸酯(PPGDB)为内给电子体制备了一种新的丙烯聚合催化剂MgCl2/PPGDB/TiCl4。
2.
Propylene polymerization was studied with TiCl4/MgCl2/1,3-diol dibenzoate(LLX)/diisobutyl phthalate(DBP) as catalyst,in which LLX/DBP was used as internal electron donor compounds.
对TiCl4/MgCl2/1,3-二醇酯(LLX)/邻苯二甲酸酯(DBP)复配内给电子体催化剂的丙烯聚合行为进行了研究。
3.
This paper summarized research and development status of Ziegler-Natta catalyst for polymerization of ethylene and propylene,and focusing on the progress of propylene polymerization catalyst with a new diether compounds as internal electron donor.
综述了ziegleer-Natta催化剂在乙烯聚合和丙烯聚合方面的研究开发现状,重点介绍了采用新型二醚化合物作为内给电子体的丙烯聚合催化剂的进展。
4)  electron donors
给电子体
1.
The functions of electron donors in the Ziegler-Natta catalyst system for polypropylene;
丙烯聚合Ziegler-Natta催化剂中给电子体的作用
2.
Overviews development situation of Basell Z-N catalyst for polypropylene production,emphasizing on the latest development of internal and external electron donors.
综述Basell公司聚丙烯Z-N催化剂进展情况,特别介绍了内、外给电子体的最新进展。
5)  donor [英]['dəʊnə(r)]  [美]['donɚ]
给电子体
1.
Evaluation of New Highly Activity Donor in Industrial Application;
几种高活性外给电子体工业应用评价
2.
The Application of Domestically-made Electron Donor in PP Plant of Daqing;
国产给电子体在大庆聚丙烯装置上的应用
3.
1 MPa for 2 hours, which tested the crystallized properties of polypropylene by separately using the combination of catalyst X1,catalyst X2,import catalyst TK260,domestic catalyst YH842 with three other kinds of outer-donors.
1 MPa、时间2 h条件下进行实验,测试了催化剂X1、X2、进口催化剂TK260、国产催化剂YH842与3种外给电子体组合所制备的聚合物的结晶性能;讨论了外给电子体、Al/Si对催化剂活性、聚合物结晶性能的影响;指出外给电子体的种类及Al/Si是制备高结晶聚丙烯(HCPP)的关键因素。
6)  electron donor
电子给体
1.
In this dissertation, four new electron donors containing diamino group, pyridine group, pyrene group, have been designed and prepared.
TTF(Tetrathiafulvalene)及其衍生物是强电子给体且具有可逆的氧化还原性,它们不仅可以构筑分子导体,而且在材料化学领域显示出诱人的应用前景。
2.
Tetrathiafulvalene (TTF) is a strong electron donor with good reversible electrochemical redox properties.
四硫富瓦烯(TTF)是具有可逆氧化还原性质的强电子给体,由其衍生物制备的导电Langmuir-Blodgett(LB)膜可应用于分子材料及分子电子器件方面的研究。
补充资料:内给电子体
分子式:
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性质:指在制备聚丙烯用的氯化镁载体型高活性催化剂时,所加入的电子给体试剂。因其含在催化剂中,而称内给电子体。目的为了提高聚丙烯等规度。常用的化合物有苯甲酸乙酯、邻苯二甲酸二丁酯等。对于某些催化体系,单用内给电子体,其提高产品等规度能力尚不理想,还需要在聚合时,在聚合介质中再加入另外一些给电子体。这种给电子体则称外给电子体。

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