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- Dacron, polypropylene fiber, cotton lun, short fibers, 3D medium short fibre production, processing and marketing. 涤纶、丙纶、棉纶、短纤维、三维中空短纤维的生产、加工与销售。
- The coated and uncoated polypropylene fibers were used for making handsheets together with other plant fibers. 采用在植物纤维中配抄聚丙烯纤维作手抄纸性能对比实验;
- With the help of polypropylene fibers,the ability of anti-cracking of the putty was improved successfully. 系统地讨论了腻子的施工性、干燥时间、打磨性、耐水性、耐碱性、粘结强度、抗渗性等性能。
- The formation and development of the cracks can be slowed by adding polypropylene fibers (PPF) into concrete. 裂缝分形维数的发展随着纤维掺量的增加、长度的增长而减缓，裂缝复杂化程度减缓。
- The hydrophilicity and density of polypropylene fibers were improved by coating with CaCO_3. 通过对聚丙烯纤维进行包覆处理,增加其表面的亲水性,并提高其密度;
- To solve the problem of splitting at the heads of PHC piles, polypropylene fibers are mixed into concrete, which are of obvious effect. 摘要为解决PHC管桩桩顶碎裂问题，在混凝土中掺入了聚丙烯纤维，其作用和效果很明显。
- Various factors affecting the graft copolymerization of acrylic acid onto Polypropylene fibers initiated by benzoyl peroxide (BPO) were studied. 本文研究了用化学引发剂引发丙烯酸接枝聚丙烯纤维的某些影响因素。
- 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。
- In this paper,the effects of the steel fibers of different elastic modules,polypropylene fibers and polyacrylonitrile fibers on the dry shrinkage of concrete are studied. 主要研究了不同弹性模量的钢纤维、聚丙烯纤维和聚丙烯腈纤维混杂对水泥混凝土的干燥收缩性能的影响。
- When lightweight aggregate concrete is prepared， scoria is mixed in as the coarse aggregate， while steel fibers， polypropylene fibers and hybrid fibers are added respectively. 用天然火山渣作为粗骨料，配制钢纤维、聚丙烯纤维和混杂纤维轻骨料混凝土。
- This paper mainly describes the process of manufacturing PHC piles by this method and researches the mechanical performance of concrete mixed with polypropylene fibers. 文章着重介绍用该方法制作PHC管桩的过程以及对掺聚丙烯纤维混凝土的力学性能的研究。
- The starting dyeing temperature and dyeing behavior of the cationic dyeable polypropylene fibers which were prepared by ourselves were studied by means of DMTA and other methods. 将自制可染剂与聚丙烯共混纺丝生产的阳离子染料可染丙纶进行动态力学分析和上染率的测定。
- 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。
- 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。
