Study on the Modification of Polypropylene with Low Molecular Weight Ethylene-Propylene Copolymer 低分子量乙丙共聚物改性聚丙烯研究超高分子量聚乙烯低温容器的制备与性能研究
Fourier transform nuclear magnetic resonance Determination of ethylene content in ethylene-propylene copolymer by FT-IR 傅立叶变换红外光谱法快速测定乙丙共聚物中的乙烯含量
The Effect of Low Molecular Weight Ethylene-Propylene Copolymer on the Rheological Behavior of PP/ PE Blends 低分子量乙丙共聚物对聚乙烯/聚丙烯共混体系流变性能的影响规律
The amelioration of dispersive-viscosity index of ethylene-propylene copolymer both have good viscidity-temperature capability and fine lusterration and decentralization. 分散型乙丙粘度指数改进剂既具有极佳的粘温性能,又具有优良的清净性和分散性。
Homogeneous design of experimentation was applied to gaseous copolymerization of ethylene-propylene over spherical Ziegler-Natta catalyst to prepare ethylene-propylene impact copolymer. 运用均匀设计法对乙烯-丙烯气相共聚进行实验设计,将反应条件与聚丙烯乙丙抗冲共聚物(简称共聚物)的组成进行关联。
Preparation of Pb-MIPs and Its Application to Determination of Trace Amounts of Lead Study on the Modification of Polypropylene with Low Molecular Weight Ethylene-Propylene Copolymer 铅分子印迹聚合物合成及其在痕量测量中的应用低分子量乙丙共聚物改性聚丙烯研究
The structural characterization of ethylene-propylene copolymer with dispersancy and oxidation resistance as VII and its application in internal combustion engine oil 分散抗氧型乙丙共聚物结构表征及其在内燃机油中的使用情况
Synthesis of Ethylene-Propylene Copolymer with Supported Titanium Catalyst 用负载型钛催化剂制备乙丙共聚物
Studies on the Chlorination Activity of Ethylene-Propylene Copolymer and Structure of the Chlorinated Products 乙丙共聚物的氯化活性及氯化产物结构研究
This paper reports the radiation crosslinking reaction of three-compo-nent ethylene-propylene copolymer ( EPDM). 本文报导了由双环戊二烯为第三单体的三元乙烯丙烯共聚物(简称EPDM)的辐射交联。
The enhanced radiation crosslinking of ethylene-propylene copolymer 二元乙丙共聚物的强化辐射交联
Study on sequential structure of ethylene-propylene copolymer by high resolution~ ( 13) C-NMR ~(13)C-NMR波谱法研究乙丙共聚物的微观序列结构
Comprehensive Analysis of Lube Oil Viscosity Index Improvers and Spectroscopic Characterization for Sequence Distribution of Ethylene-Propylene Copolymer 润滑油黏度指数改进剂的综合分析及乙丙共聚物序列结构的波谱表征
Characterization of sequential structure in a blend of ethylene-propylene copolymer and polystyrene 乙丙共聚物-聚苯乙烯共混物的序列结构表征
It has significance in improving the quality of internal combustion engine oil that ethylene-propylene copolymer is under development from single-effect to double-effect or multi-effect at present. 乙丙共聚物粘度指数改进剂(OCP)目前正由单效向双效、多效发展,这对提高内燃机油质量具有一定意义。
Preparation of the Ethylene-propylene Copolymer Viscosity Index Improver for Lubricating Oil 润滑油用乙丙共聚物粘度指数改进剂的制备
Hydroperoxidation of ethylene-propylene copolymer with ozone contained in oxygen stream was investigated. The effects of temperature, concentration, radical-generating agent, additive, and reaction time on hydroperoxyl content were studied. 本文研究了乙丙共聚物在含臭氧的氧气流中的过氧化氢基化反应,考察了温度、时间、浓度以及添加剂等对过氧化氢基化物(EPHP)中过氧化氢基含量的影响;
Melt Grafting of Ethylene-Propylene Copolymer: Structural Investigation 丙烯酸接枝乙丙共聚物的结构
The sequential structures and monomer unit ratio of ethylene-propylene copolymer ( EPC) were analyzed by FTIR,()~ 1H NMR and()~ ( 13) C NMR. 用FTIR,1HNMR和13cNMR分析乙丙共聚物的序列结构与链节比。
Influence of the transition in the melt on the rheological behavior of fluorinated ethylene-propylene copolymer 熔体中转变对四氟乙烯-六氟丙烯共聚物熔体流变性能的影响
This paper introduces the characteristic, synthesis testing indexs and assess of capability of the amelioration of dispersive-viscidity index of ethylene-propylene copolymer. 作者介绍了分散型乙丙粘度指数改进剂的特点、合成方法、测试指标以及性能评定。
Study on low-nitrogen-content dispersed type ethylene-propylene copolymer ⅵ improver 低氮分散型乙烯-丙烯共聚物粘度指数改进剂的研制
To meet the application needs of the ethylene-propylene copolymer viscosity index improver for lubricating oil, a series of thermo-oxidative degradation reaction systems with ethylene-propylene rubber were designed, and the effect factors on the reaction product of the thermo-oxidative degradation were analyzed. 针对润滑油用乙丙共聚物粘度指数改进剂的应用需求,设计一系列乙丙橡胶的热氧化降解体系,系统考察反应条件对乙丙橡胶热氧化降解的影响规律。
FTIR and inverse gated decoupling()~ ( 13) C-NMR were used to characterize the main sequential structures in a blend of ethylene-propylene copolymer and polystyrene. 用红外光谱和反转门控13C-NMR谱表征了乙丙共聚物-聚苯乙烯共混物中两组分的主要序列结构。
Analysis of Composition and Microstructure of Imported Random Ethylene-Propylene Copolymer Special Resins 国外无规共聚聚丙烯专用料组成和结构的分析
Analysis of Sequential Structure and Monomer Unit Ratio of Ethylene-propylene Copolymer by Spectroanalysis Method 光谱法分析乙丙共聚物的序列结构及链节比
There are mainly two parts of our work: 1. Study on the modification of PP/ PE blends with low molecular weight ethylene-propylene copolymer. 论文主要分为以下两个部分:1.低分子量乙丙共聚物(LMW-EP)改性聚丙烯/聚乙烯(PP/PE)共混体系研究。
The modification of polypropylene ( PP) and its blends with low molecular weight ethylene-propylene copolymer ( LMW-EP) was studied in this work. 本文研究了采用低分子量乙丙共聚物(LMW-EP)对聚丙烯(PP)及其共混体系的改性。