The invention relates to a high melt strength polypropylene resin and the preparation method.
本发明涉及一种高熔体强度聚丙烯树脂及其制备方法。
High melt strength polypropylene (HMSPP) is an important product of polypropylene modification with wide application.
高熔体强度聚丙烯(H MSPP)是聚丙烯的一种重要改性产品，具有广泛的用途。
High melt strength pp (HMSPP) had excellent physical and mechanical properties and its foamed products had wide applications.
高熔体强度聚丙烯具有优异的物理机械性能，其发泡制品拥有广泛的用途。
The potential USES of high melt strength polypropylene in the field of extrusion foaming, thermoforming, extrusion coating and blown film were also introduced.
同时还介绍了高熔体强度聚丙烯在挤出发泡、热成型、挤出涂布以及吹塑薄膜等领域的应用情况。
The high melt strength and heat stability of these resins permit the use of relatively large die openings and high-temperature draw-down techniques, which increase processing rates.
高熔体强度和热稳定性允许这些树脂较大的模具开口和高温画式的技术，从而增加处理速度使用。
The expression methods and the influencing factors of high melt strength polypropylene were introduced, different several methods of increasing the melt strength of polypropylene were reviewed.
介绍了聚丙烯熔体强度的表征方法及影响因素，综述了提高聚丙烯熔体强度的几种方法。
The paper reviews the development and prospect for application of high melt strength polypropylene (HMSPP) home and abroad, and briefly introduces the USES for extrusion coating and foaming of HMSPP.
综述了国内外高熔体强度聚丙烯的研究进展和应用前景，并简述了高熔体强度聚丙烯在挤出涂布和发泡等方面的应用。
Plasticized melt - spun HMWPE fiber is hard to draw to high strength because of high HMWPE content and more molecular tangle in as-spun fibers.
高相对分子质量聚乙烯的增塑熔纺，由于聚合物浓度较高，大分子缠结多，纤维超拉伸比较困难，难以达到高强度。
Nevertheless foaming processing of PP is very difficult because of its high crystallinity and poor melt strength.
但由于PP的高结晶性，熔体强度低，其发泡成型较为困难。
Melt Spinning Processing Equipment (MSPE) was designed and manufactured in order to study the strengthening mechanisms of high strength Mg alloys produced by rapidly quenched solidification.
为了研究超高强度急冷快速凝固镁合金的强化机理，必须设计与制造急冷快速凝固单辊装置。论文设计并制造了单辊急冷快速凝固装置。
The PP with high grafting rate can improve the melt strength and the extensional viscosity of a PP system and the strain hardening.
接枝率高的PP，可提高PP体系的熔体强度和拉伸黏度及其应变硬化。
It is the most pivotal technology to research for a simple, low costing and effective method of preparing high-melt-strength PP (HMSPP).
寻找简单易行，成本低廉，行之有效的高熔体强度聚丙烯(HMSPP)的制备方法是制备聚丙烯发泡材料的最关键的技术。
A kind of high strength and high modulus fibre was prepared by means of plasticized melt spinning of high molecular weight polyethylene (HMWPE) with wax blend and high stretch ratio.
采用石蜡增塑高相对分子质量PE后纺丝并经高倍拉伸制备高强高模纤维。
A kind of high strength and high modulus fiber was prepared by melt spinning and drawing of high molecular weight polyethylene (HMWPE) plasticized by wax.
采用石蜡增塑高相对分子质量PE后纺丝并经高倍拉伸制备高强高模纤维。
A kind of high strength and high modulus fiber was prepared by melt spinning and drawing of high molecular weight polyethylene (HMWPE) plasticized by wax.
采用石蜡增塑高相对分子质量PE后纺丝并经高倍拉伸制备高强高模纤维。
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