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- A kind of composite material was prepared through filling propylene random copolymer (PPR) with bagasse fiber that was subject to surface treatment by silane. 利用硅烷处理的甘蔗渣纤维填充无规共聚聚丙烯制备了复合材料,研究其力学性能与相态结构。
- The spherical CaCO3 compounds with even size are synthesized in the sodium salt solution of the amphiphilic random copolymer of acrylic acid and styrene. 在苯乙烯-丙烯酸无规共聚物的钠盐水溶液中合成了尺寸均一的球形碳酸钙复合物。
- Ethylene propylene random copolymer(PP-R)is a thermoplastic with many desirable properties including low cost,good processability and balanced mechanical properties. 乙烯丙烯无规共聚聚丙烯(PP-R)因具有均衡的力学性能及良好的综合性能,成为近年通用聚烯烃材料研究的热点。
- Structure and properties of the special random copolymer of propylene(PPR) for pipe were studied by NMR,XRD,DSC and GPC and compared with imported samples. 采用核磁共振(NMR)、X衍射仪、差示扫描量热法(DSC)、凝胶渗透色谱(GPC)等分析技术对无规共聚聚丙烯(PPR)管材专用料的结构和性能进行研究,并且与国外料进行了对比。
- The compatibilizing effects of the compatibilizer, ethylene - acrylic acid random copolymer (EAA),on linear low density polyethylene (LLDPE)/poly(ethylene oxide) (PEO) blends and the mechanism of compatibilization of the blends have been studied. 以乙烯-丙烯酸共聚物(EAA)为增容剂;研究了它在线性低密度聚乙烯(LLDPE)/聚环氧乙烷(PEO)共混物中的增容作用及其增容机理.
- With 5%-15% (by mass fraction) ethyl-benzene as diluent, styrene-acrylonitrile random copolymer was synthesized by means of the continuous bulk polymerization of styrene and acrylonitrile initiated by heating. 摘要以苯乙烯、丙烯腈在添加质量分数为5%25~15%25的乙苯作稀释剂的条件下，进行热引发连续本体聚合，合成了无规苯乙烯－丙烯腈共聚物。
- Trace water in the initiator system is an important factor which affects the initiating terminal group structure and the performance of the random copolymer of ethylene oxide and propylene oxide. 引发体系中的微量水分是影响环氧乙烷环氧丙烷无规聚醚起始端基结构,并进一步影响其分子量和使用性能的重要因素。
- Home Polymer random copolymer Impact Coploymer 随意共聚合物耐冲击共聚合物
- Ethylene - Propylene Random Copolymer 乙丙共聚物
- styrene-maleic anhydride random copolymer 苯乙烯-马来酸酐无规共聚物
- ethylene-propylene random copolymer 无规共聚聚丙烯
- propylene/1-butene random copolymer 丙烯/1－丁烯无规共聚物
- Soiled dishes were piled at random. 脏碟子胡乱地堆放着。
- This series products are the block and random copolymers made from allyl alcohol, EO and PO.And they are main materials for synthesizing polyether modified polysiloxane. 本系列产品为丙烯醇与环氧乙烷、环氧丙烷反应生成的嵌段/无规共聚物，是合成聚醚改性聚硅氧烷的主要原料。
- A new type of surface sizing agent ,which is the random copolymers of styrene and maleate ester,is synthesized in the medium of ethyl acetate with various ration of the monomers. 根据高分子分子设计原理,以苯乙烯、马来酸单丁酯、顺丁烯二酸酐为原料,在乙酸乙酯中进行共聚,经过蒸除溶剂、中和后制备出苯乙烯马来酸单酯共聚物乳液表面施胶剂。
- Advances in Modification of Ethylene Propylene Random Copolymer 乙烯丙烯无规共聚聚丙烯改性的研究进展
- Ethylene oxide propylene oxide random copolymer (EOPO) 环氧乙烷-环氧丙炕共聚物
- The influence of acrylic acid/vinyl acetate random copolymers on the crystallization of calcium carbonate from a supersaturated aqueous solution in the presence of seed crystals was studied. 研究了晶种存在下丙烯酸／乙酸乙烯酯无规共聚物对碳酸钙从过饱和水溶液中结晶的影响。
- The librarian took a book at random from the shelf. 图书管理员从书架上随便拿了一本书。
- Random mating within a breeding population. 自由交配在一个育种群中自由交配
