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J. Cent. South Univ. Technol. (2009) 16: 0049-0052 DOI: 10.1007/s11771-009-0008-4 Preparation and mechanical properties of polypropylene fiber reinforced calcined kaolin-fly ash based geopolymer... and high brittleness, the partial replacement of calcined kaolin by fly ash as a raw material for geopolymer synthesis and the influences of polypropylene (PP) fiber on the mechanical properties......
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The Rheological Property and Foam Morphology of Linear Polypropylene and Long Chain Branching Polypropylene黄锦涛1,HE Guangjian2,廖霞1,HUANG Yajiang1,YANG Qi11. College of Polymer Science and Engineering...="ChDivSummary" name="ChDivSummary">The rheological behavior, thermal properties and foam morphology of linear polypropylene and long chain branching polypropylene prepared through UV irradiation......
Development and Application of Expanded Polypropylene Foam俞丽萍1,朱其锵2,YU Jiaying31. Department of Physical Education, Hubei University2. Wuhan Lingyun Building Decoration Co. Ltd.3. Jianghan University, School of Foreign Languages摘 要:The products of expanded polypropylene(EPP) is widely explored and used. the PP modification methods, the preparation......
Flexural Fatigue Behavior of Polypropylene Fiber Reinforced Segment Concrete马保国摘 要:<正>The influence of polypropylene fiber on the flexural fatigue...-strength concrete with and without polypropylene fiber were established through test analysis. The experimental results indicate that the addition of polypropylene fiber can improve the static bending......
J. Cent. South Univ. (2018) 25: 3098-3106 DOI: https://doi.org/10.1007/s11771-018-3977-3 Transformation of β to α phase of isotactic polypropylene nucleated with nano styrene butadiene rubber-based...-nucleated isotactic polypropylene (iPP). Ten microwave irradiation cycles was applied to the iPP and iPP modified with 0.3 wt% and 0.5 wt% β-NA, and the data at 2nd, 4th, 6th, 8th and 10th irradiation were......
SOLID PHASE GRAFT COPOLYMERIZATION OF POLYPROPYLENE AND METHACRYLIC ACID余剑英摘 要:<正>The solid phase graft copolymerization of polypropylene (PP) and methacrylic acid (MAA) was investigated. Benzoyl peroxide (BPO) was used as initiator. The influence of the reactive time, concentratiom of initiator and monomer on degree of graft and melt flow index......
INTERFACE REACTION BETWEEN γ-AMINOPROPYLTRIMETHOXYSILANE AND ULTRAVIOLET IRRADIATED POLYPROPYLENE余剑英摘 要:<正>The interface reaction between ultraviolet irradiated polypropylene (UV-PP) and an amino silane coupling agent, Y-aminopropyltrimethoxysilane (Y-APS) adsorbed on glass fibers has been investigated by means of the combining use of solvent......
J. Cent. South Univ. (2017) 24: 560-568 DOI: 10.1007/s11771-017-3458-0 Strength characteristics of modified polypropylene fiber and cement-reinforced loess YANG Bo-han(杨博瀚)1, WENG Xing-zhong(翁兴中)1... by using fibers as the reinforcement and cement as the stabilization materials. To study the strength characteristics of loess soil reinforced by modified polypropylene (MPP) fiber and cement, samples were......
Non-isothermal Melt Crystallization Kinetics of Anhydrite-Filled Polypropylene Composites王少会Department of Chemistry and Chemical Engineering,East China JiaoTong University摘 要:The non-isothermal crystallization kinetics of polypropylene (PP), PP/anhydrite composites were investigated by differential scanning calorimetry (DSC) with various cooling rates......