|Investigation of Strain-rate Effects in Self-reinforced ...|
The strain-rate sensitivity of a hot-compacted formed self-reinforced thermoplastic composite based on polypropylene fibers in a polypropylene matrix was investigated through a series of quasi-static and dynamic tensile tests. Characterization of the mechanical property dependence on strain-rate for a self-reinforced thermoplastic is an important issue when the material forms one part of a ...
|TENSILE AND FLEXURAL CR EEP BEHAVIOUR OF SELF- REINFORCED ...|
Self-reinforced polymer composites have some advantages beyond the good mechanical properties: such as easy and fully recyclability and low density the same as that of the matrix material 2 . There are some studies on the creep behavior of mainly polypropylene based self-reinforced composites reinforced by
|Self-extinguishing polypropylene with a mass fraction of 9% ...|
The ignitability and combustion behaviour of flame retarded multilayer self-reinforced composites were compared to flame retardant compounds prepared by simple melt compounding of identical low additive contents both when the heat was applied parallel UL-94 tests and perpendicular cone calorimetric tests with the direction of the embedded oriented tapes in self-reinforced composites ...
|Polymers Free Full-Text Key Role of Reinforcing ...|
The flame retardant synergism between highly stretched polymer fibres and intumescent flame retardant systems was investigated in self-reinforced polypropylene composites. It was found that the structure of reinforcement such as degree of molecular orientation fibre alignment and weave type has a particular effect on the fire performance of the intumescent system. As little as 7.2 wt ...
|Self-Reinforced Polypropylene Composites - A New Class of ...|
Self-Reinforced Polypropylene Composites - A New Class of Material for the Motorsports Industry2008-01-2947 Beginning in 2007 NASCAR introduced the use of the Tegris self-reinforced polypropylene composite materials into motorsports appli ions.
|Polymers Free Full-Text Key Role of Reinforcing ...|
The self-reinforced composites made entirely of highly flammable polymeric components have found appli ions in various fields where fire retardancy is a high priority but until recently no solutions were published for their flame retardation.
|Self fiber reinforced polypropylene composites - CORE|
Self fiber reinforced polypropylene composites By Zoltán Budai Zsolt Tiba György Deák and Lajos FSeven Trustas Topics: Műszaki tudományok Gépészeti tudományok
|Self-Reinforced Polymer Armour – Coventive Composites|
Self-reinforced polymers SRPs are a particular family of thermoplastic composite materials in which both the reinforcing fibre and the polymer matrix are from the same polymer family for example polypropylene-reinforced polypropylene .
|self reinforced polypropylene composites beautiful deck|
a new self-reinforced polypropylene composite . the self-reinforced composite thermoforming is a very attractive processing alternative. capital costs and lead times can be reduced through use of aluminum matched tooling and smaller presses. lamination the self-reinforced composite may be used in conjunction with honeycombs and foams to ...
|Self‐reinforced polypropylene composites based on low‐cost ...|
In the present paper different self‐reinforced polypropylene PP composites based on low‐cost commercial woven w and non‐woven nw fabrics were obtained. Hot compaction HC and film stacking FS followed by compression molding were used to prepared the composites. The fracture and failure behavior of the different materials was determined under different testing conditions through ...
|Budapest University of Technology and Economics Department of ...|
DEVELOPMENT AND INVESTIGATION OF SELF-REINFORCED POLYPROPYLENE COMPOSITES BASED ON THE POLIMORPHISM OF PP By András Izer MSc in Mechanical Engineering Supervisor Tamás Bárány PhD Associate Professor Budapest 2010 . András Izer Phd Thesis 2 Alulír ...
|Microbond fibre bundle pullout technique to evaluate the ...|
Polypropylene and polyethylene self-reinforced composites are the systems investigated here for the purpose of analyzing the interfacial properties of these systems. Multiple fibre pullout test is an alternate method for single fibre pullout test with added advantages of more reliable statistically averaged data with less standard deviation and minimized chances for fibre breakage during ...
|SRPP : Self Reinforced PolyPropylene JEC Group|
SRPP self reinforced polypropylene. Development and production of semifinished parts and components Key values Extreme lightness High impact resistance also at low temperature High degree of stiffness Reduced thermal expansion Full recyclability Total radiolucency Appli ion Cases
|Thermoformable Composite Panels Part 1 CompositesWorld|
Extruded polypropylene film is stretched into tapes with exceptionally high stiffness and strength. These tapes are then woven into fabrics and undergo a patented hot compaction process in which the surface of every tape is partially melted creating a matrix which bonds the tapes into a self-reinforced composite.
|Polypropylene composites obtained from self‐reinforced hybrid ...|
The purpose of the study was to obtain a composite material with the self‐reinforced structure which processing provide increased mechanical properties. The composites used in presented work were prepared from the two types of fiber mixtures both were based on polypropylene fibers the difference was in used cellulose or wood flour filler.
|Bio4self – Self-reinforced PLA composites JEC Group|
As a result the PLA SRPC developed in Bio4self matches the requirements of current commercial self-reinforced polypropylene PP composites. Self-reinforced PLA composites made of 0/90 fabric have a stiffness of 4 GPa which is comparable to the stiffness achieved by self-reinforced PP but the PLA SRPC has the advantage of using renewable materials with a better end-of-life perspective.
|CARBON/PP COMPOSITES AND CARBON/SELF- REINFORCED PP COMPOSITES|
polypropylene is increasingly used as matrix thermoplastic composites. However the main shortcoming of carbon composites is their brittleness and their bad impact performance which might hopefully be overcome by hybridisation with self-reinforced polypropylene. Self-reinforced PP produced by Propex under the tradename
|Progressive failure in interply hybrid composites of self ...|
The current work reports this practice for self-reinforced polypropylene SRPP composites and glass fibre to create an interply hybrid composite with enhanced stiffness and ductility. The effect of glass fibre volume fraction matrix adhesion and layup was studied as the parameters to affect progressive failure through pseudo-ductility ...
|A New Self-Reinforced Polypropylene Composite|
A NEW SELF-REINFORCED POLYPROPYLENE COMPOSITE Renita S. Jones Ph.D. BP – Curv Composites Austell Georgia speaker Derek E. Riley C. Eng. BP – Curv Composites Bradford England Abstract A novel 100% polypropylene material has been developed which creates a new class of thermoplastic composites. In a patented process high-modulus
|In BIO4SELF we aim for PLA self-reinforced composite ...|
In BIO4SELF we aim for PLA self-reinforced composite materials with high mechanical performance impact strength and stiffness superior to that of current self-reinforced polypropylene PP existing on the market. Volume 1 www.bio4self.eu Bio4self Newsletter 01 Page 01 Centexbel Technical University of Denmark
|NDT Data and Mechanical Performance Loss in Composites - TWI|
McCombe G. et al. X-ray damage characterisation in self-healing fibre reinforced polymers. Composites Part A: Applied Science and Manufacturing 2012. 43 4 : p. 613-620. Rivallant S. et al. Experimental analysis of CFRP laminates subjected to compression after impact: The role of impact-induced cracks in failure. Composite Structures 2014.
|Flexural and impact studies on stitched self-reinforced ...|
Self-reinforced composite SRC has gained significant interest due to its lightweight and good recyclability. In the present work SRCs were prepared from woven polypropylene tapes.
|Self-reinforced Polymer Composites for Energy Absorbing ...|
Self-reinforced polypropylene is one of the most common SRCs available in the market. Self-reinforced polypropylene SRPP materials are used for energy-absorbing appli ions due to their high ductility and impact resistance.
|Self-reinforced biobased composites based on high stiffness ...|
In self-reinforced polymer composites SRPC the same polymer material forms both the reinforcing fibre and the matrix phase. The current project aims to develop a biobased alternative for these composites using polylactic acid PLA . Both the development of the reinforcing fibres the modelling and production of the composites are being studied. The stiffness of the PLA filaments could be ...
|Straw fibres from barley hybrid lines and their reinforcement ...|
In order to investigate the role of plant hybridization in barley on the overall thermomechanical performance of polymeric composites containing their…
|Calorimetric Investigations of Oriented Polypropylene Tapes ...|
Calorimetric Investigations of Oriented Polypropylene Tapes and Self‐Reinforced Composites. Artur Kościuszko ...
|Self-Reinforced Polymer Armour – Coventive Composites|
Self-reinforced polymers SRPs are a particular family of thermoplastic composite materials in which both the reinforcing fibre and the polymer matrix are from the same polymer family for example polypropylene-reinforced polypropylene . This results in affordable materials that are extremely impact resistant – an essential property for body armour. SRPs can also be processed rapidly by ...
|BP: Self reinforced polypropylene composites / ”Curv ...|
Self reinforced polypropylene composites / ”Curv” production in Gronau BP Chemicals London; www.bpchemicals.com has started up the first commercial plant for the innovative PP composite “Curv” www.curvonline.com at the site of Amoco Fabrics GmbH Düppelstrasse 16 D-48599 Gronau .
|Self-Reinforced Polypropylene/Graphene Composite with ...|
In this paper a self-reinforced polypropylene PP /graphene composite with segregated structures was fabri ed by a novel coating-reducing-pressing method. By controlling the hot-pressing parameters a special structure consisting of both an interconnected conductive graphene network and an unmolten fiber phase in a PP matrix can be obtained. PP/graphene composites with such a structure ...
|SELF REINFORCED POLYMER COMPOSITES: COMING OF AGE|
The self reinforced polymer composites industry is growing at a high ratey with increasing interest and usage. The SmartPRESS 2 project has developed effective forming techniques for both fabric and sheet forms of SRP composites.