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Keywords polypropylene fiber;texturized yarn;appearance;lousiness; 聚丙烯纤维;变形纱;外观;毛丝;
Keywords polypropylene fiber;preirradiation;acrylic acid;exchange capacity;reactive mechanism; 聚丙烯纤维;预辐照;丙烯酸;交换容量;机理;
Keywords polypropylene fiber;ion-exchange fiber;radiation grafting;chloromethylation;amination;chromium;adsorption; 聚丙烯纤维;离子交换纤维;辐射接枝;氯甲基化反应;胺化反应;铬;吸附;
Keywords polypropylene fiber;co-radiation;chloromethylation;amination;characterization; 聚丙烯纤维;共辐照;氯甲基化;胺化;性能表征;
Keywords polypropylene fiber;bulked yarn;texturing nozzle;breaking rate;crimpability; 聚丙烯纤维;膨体纱;变形喷嘴;断头率;卷曲性;
Keywords polypropylene fiber;bulked continuous filament yarn;technological process;screw extruder; 聚丙烯纤维;膨体变形长丝;工艺;螺杆挤压机;
Keywords polypropylene fiber;acrylic acid;grafting copolymerization;preirradiation; 聚丙烯纤维;丙烯酸;接枝共聚反应;预辐照;
Keywords polypropylene fiber;bulked continuous filament yarn;textured yarn;degree of bulking;bulking temperature bulking pressure; 聚丙烯纤维;膨化长丝;变形丝;膨化度;膨化温度;膨化压力;
Keywords polypropylene fiber;cationic dyeable;copolyester;diffusion coefficient;diffusion activation energy;dyeing;kinetics; 聚丙烯纤维;阳离子可染;共聚酯;扩散系数;扩散活化能;染色;动力学;
This paper analyzes the improvement mechanism of concrete performance by polypropylene fiber. 摘要分析聚丙烯纤维对混凝土性能的改善机理。
The characteristics and mixture ratio design of the polypropylene fiber shotcrete are introduced. 摘要介绍了聚丙烯纤维喷射混凝土的特点及其配合比设计。
The thesis studies the influence of compounding polypropylene fiber and expansion agent to Plastic shrinkage of mortar. 摘要混凝土的塑性收缩裂缝，是其结构原生缺陷的主要来源，无论是否可见，都会影响混凝土的耐久性。
The volatile compounds in adhesive of polypropylene fiber tow filter rod were analysed by SPME-GC/MS. 用固相微萃取-气相色谱-质谱(SPME-GC/MS)法测定了丙纤滤棒粘合剂的挥发性成分,并对加工好的滤棒进行跟踪对比分析。
The article also offers application samples of polypropylene fiber concrete used for various waterproof engineerings. 文中还介绍了聚丙烯纤维混凝土在各类防水工程中的应用实例。
The results showed that the dispensability of the modified polypropylene fiber increased. 从宏观现象和实验分析得出:改性后的聚丙烯纤维分散性得到了提高。
In recent years, the meliorated polypropylene fiber has been used more and more widely because its remarkable merit. 近年来改性聚丙烯纤维以其显著的优点而得到越来越广泛的应用。
Keywords polypropylene;compatilizer;glass fiber; 聚丙烯;相容剂;玻璃纤维;
Compared with the general concrete spray layer, the stress distribution is more homogeneous and the yield ability is better in polypropylene fiber concrete spray layer. 与普通混凝土喷层相比，聚丙烯纤维混凝土喷层中的应力分布较均匀，同时具有较好的让压能力。
Even grain color sideband, entire cotton and kapok color sideband,polypropylene fiber color sideband, polyester fiber color sideband,polyamide fiber (nylon) color sideband. 平纹色边带、全棉色边带、丙纶色边带、涤纶色边带、锦纶（尼龙）色边带。
Polypropylene granulate add master batch of disperse dyes as raw to make dyed mo dified polypropylene fiber by polyblending melt spinning method. 以聚丙烯切片及添加分散染料的可染母粒为原料,采用共混熔融纺丝方法制备染色改性丙纶。