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1·This paper briefly reviewed the structure characterization and its methods of random copolymer of propylene.

综述了丙烯无规共聚物的结构表征方法及其结果。

2·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。

3·The thesis also studies the effect of different factors on microstructure of star-shaped polybutadiene and star-shaped butadiene-styrene random copolymer.

论文同时研究了不同因素对星型聚丁二烯和星型丁苯无规共聚物微观结构的影响。

4·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。

5·The speciality base resin of propylene random copolymer (PP - R) for tubing was successfully developed in the commercial plant through the study on the imported PP - R product.

通过对进口无规共聚聚丙烯（ PP-R）产品的分析研究，在引进装置上成功生产出PP-R管材专用料的基础树脂；

6·Styrene-maleic anhydride random copolymer was prepared through solution polymerization and was characterized by IR, DSC and TGA. And the application of R-SMA in leather retanning was discussed.

采用溶液聚合法制备了苯乙烯- 马来酸酐无规共聚物，并用IR、 DSC和TGA对产物进行了表征，论述了苯乙烯-马来酸酐无规共聚物在皮革复鞣中的应用。

7·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。

8·The present invention belongs to the field of polymer material technology and is especially one kind of modified random styrene-maleic anhydride copolymer with improved toughness and strength.

本发明属高分子材料技术领域，具体为一种增强增韧改性的苯乙烯-马来酸酐无规共聚物。

9·This paper compares the performance levels of selected GMS materials as antistat and mould release agents in homopolymer and random and impact copolymer PP injection moulding applications.

本文比较了几种甘油单硬脂酸（GMS）产品在均聚无规与耐冲击共聚PP的注塑应用中作为抗静电剂和脱模剂的效果。