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PP-g-AN耐候性研究
关键字：聚丙烯 耐候性 接枝率
采用高压溶液法制备了高接枝率的丙烯腈-聚丙烯接枝共聚物(PP-g-AN)；通过紫外光加速老化、自然老化实验处理PP-g-AN试样，研究了接枝率、老化时间等对PP-g-AN耐候性能的影响。结果表明,所研制的PP-g-AN接枝共聚物老化后的拉伸强度保持率、伸长率保持率、冲击强度保持率均优于耐候聚丙烯的理化指标。
http://www.polymer.cn/research/dis_info8047 |
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Abnormal Rheological and Mechanical Behaviors of a PP/Silicon Oil Blend
关键字：Abnormal,Rheological,Mechanical,Behaviors,Silicon,Oil,Blend,
Low molecular weight additives have been widely employed in polymer systems for modifying mechanical, physical, and chemical properties to desired levels. In particular, fatty acids, mineral oils, and liquid crystals have been successfully&...
http://www.polymer.cn/research/dis_info7222 |
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the effects of novel compatibilizers on the properties and morphology of pp/pc blends
关键字：polypropylene; polycarbonate, polymer blends; compatibilizer
polypropylene (pp) is one of the largest productive and consumed polyolefins in the plastic industry. it is known to exhibit low impact strength, which makes its engineering structural applications limited greatly.
http://www.polymer.cn/research/dis_info5373 |
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Study on structure and properties of dynamically cured Novolac/PP blends
关键字：Study,structure,properties,dynamically,cured,Novolac,blends,
The dynamic vulcanization process was used to prepare polypropylene (PP) and Novolac type phenolic resin (Novolac) blends. The structure and properties of dynamical cured PP/Novolac blends were investigated.
http://www.polymer.cn/research/dis_info5295 |
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Mechanical properties and morphologies of polypropylene with different sizes of glass bead partecles
关键字：polypropylene (PP); toughening; glass bead
A commercial grade of isotactic polypropylene (PP) was used to study the mechanical properties and morphologies of the PP composites filled with four sizes of glass beadparticles.
http://www.polymer.cn/research/dis_info5223 |
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Microcellular Foaming of Polypropylene/Polydimethylsiloxane Blends with Supercritical Carbon Dioxide
关键字：microcellular foam, PP/PDMS blends, supercritical carbon dioxide
This work is aimed at studying the foaming behavior of polypropylene (PP)/polydimethylsiloxane (PDMS) blends with supercritical carbon dioxide (scCO2). Three kinds of PP/PDMS blends were prepared by using three brands of PP with differ...
http://www.polymer.cn/research/dis_info5025 |
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STUDY ON THE CRYSTALLIZATION AND PHASE INVERSION OF PS/PP BLEND
关键字：STUDY,THE,CRYSTALLIZATION,AND,PHASE,INVERSION,BLEND,
Blends of polystyrene and polypropylene belong to an immiscible amorphous/semi-crystalline blend system. Crystallization and phase separation coexist in the sample preparation stage. In this paper time-resolved small angle light scattering method&nbs...
http://www.polymer.cn/research/dis_info3314 |
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Studing on PP/PET/TLCP in-situ symbiosis composites
关键字：Thermotropic Liquid Crystalline polymer, In-situ symbiosis Composites, Fibers, SEM, Morphology.
In this article, Polypropylene(PP), Poly(ethylene Terephthalate)(PET) and a thermotropic liquid crystalline polymer(TLCP) were blended to make in situ symbiosis composites by a method, which is called Temperature Difference Blending(TDB). A TLCP,&nbs...
http://www.polymer.cn/research/dis_info2396 |
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Study on High-performance PP and PA6 Alloys/nanoCaCO3 Composites
关键字：Study,High,performance,Alloys,nanoCaCO,Composites,
It is the common practice to make new polymer materials by blending or alloying different polymers. However, it is difficult to obtain good dispersibility in polymer blends whose components are insoluble in each other, particularl...
http://www.polymer.cn/research/dis_info1635 |
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Phase Structure and Crystalline Structure of PP/PcBR Blends
关键字：Phase,Structure,Crystalline,Structure,PcBR,Blends,
Isotactic polypropylene (PP), being sensitive and brittle at low temperature or high impact rates due to high ordered inner structure, has been sufficient for wider range of engineering usage.
http://www.polymer.cn/research/dis_info1610 |
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