نتایج جستجو برای: polypropylene fibres

تعداد نتایج: 24216  

Journal: :Reviews on Advanced Materials Science 2023

Abstract The pore-structure characteristics of hybrid basalt–polypropylene fibre-reinforced concrete were investigated by using mercury intrusion porosimetry. applicability various fractal models in characterising the HBPRC pore structure was compared. results show that types and content fibres different influences on cumulative volume basalt-polypropylene concrete. Compared with pore-volume so...

2004
Bohwon Kim Vladan Koncar Eric Devaux

Researches in the field of conductive polymers have attracted considerable attention for more then 20 years. Among the conductive polymers, polyaniline and polypyrrole have drawn considerable interest because of their economical importance, good environmental stability and satisfactory electrical conductivity when doped. On the other hand, electrically conductive materials such as aluminium pow...

2009
Maya Jacob John Rajesh D. Anandjiwala

This paper presents an experimental study on the static and dynamic mechanical properties of nonwoven based flax fibre reinforced polypropylene composites. The effect of zein modification on flax fibres is also reported. Flax nonwovens were treated with zein coupling agent, which is a protein extracted from corn. Composites were prepared using nonwovens treated with zein solution. The tensile, ...

Journal: :علوم و تکنولوژی پلیمر 0
طاهره معینی محمد حقیقت کیش

this work has setup to determine the effects of a solvent on the structure and properties of polypropylene fibres with different physical structures. samples of continuous filament yarns with different physical structures (partially oriented (poy) and drawn yarns) are treated with decahydronaphthalene (decalin) at 28, 55, 75 and 95oc. at 95oc, the samples are dissolved completely in decalin and...

Journal: :International Journal of Research in Engineering and Technology 2015

Journal: :Indian journal of science and technology 2023

Objectives: The intent of the study is to assess strength and durability behavior concrete specimens attaining micro fillers such as alccofine zeolite reinforcement in form polypropylene fibres. Methods: Polypropylene fibres were added volume fractions 0%,0.1%, 0.2%, 0.3% 0.4%. mechanical properties compressive strength, modulus elasticity flexural obtained for mixes with without PP through sta...

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