Composites Part A: Applied Science and Manufacturing


Pelletized cellulose fibres used in twin-screw extrusion for biocomposite manufacturing: Fibre breakage and dispersion 10.1016/j.compositesa.2018.04.006 2018-04-06 Pelletizing is effective in compacting cellulose fibres, but it also causes fibre breakage and poor dispersion due to increased hydrogen bonding. This study investigated whether fibre dispersion and length could be improved by the addition of a lubricant, a c...
Nonlinear hyperviscoelastic modelling of intra-ply deformation behaviour in finite element forming simulation of continuously fibre-reinforced thermoplastics 10.1016/j.compositesa.2018.03.037 2018-04-04 A nonlinear hyperviscoelastic approach for modelling rate-dependent intra-ply deformation behaviour in FE forming simulation of continuously fibre-reinforced polymers is presented. This approach follows either a Voigt-Kelvin approach or a generalized Maxwell ...
Interlayer polymerization in amine-terminated macromolecular chain-grafted expanded graphite for fabricating highly thermal conductive and physically strong thermoset composites for thermal management applications 10.1016/j.compositesa.2018.04.001 2018-04-03 Amine-terminated macromolecular chain (ATBN) were covalently grafted on expanded graphite (EG) surface using 4,4′-methylene diphenyl diisocyanate as coupling agent. The functionalization result of the amine-terminated EG (AEG) was demonstrated by various anal...
Experimental analysis of the planar compaction and preforming of unidirectional flax reinforcements using a thin paper or flax mat as binder for the UD fibers 10.1016/j.compositesa.2018.03.036 2018-04-03 Transverse compaction and geometric conformation of fiber reinforcements have a significant importance in the production of complex dry fiber preforms for the resin transfer molding (RTM) process. This work investigates for the first time the planar compactio...
Reduced polyaniline decorated reduced graphene oxide/polyimide nanocomposite films with enhanced dielectric properties and thermostability 10.1016/j.compositesa.2018.03.035 2018-04-02 This study reports the synthesis and characterization of reduced polyaniline decorated reduced graphene oxide/polyimide (RGO@R-PANI/PI) nanocomposite films with enhanced dielectric properties and thermostability. The steric effects of R-PANI decorated on the ...
Fatigue of flax-epoxy and other plant fibre composites: Critical review and analysis 10.1016/j.compositesa.2018.03.034 2018-03-28 Examining response of natural fibre composites (NFC) under cyclic loading is essential to encourage confidence in their mechanical durability. Considerable variation exists amongst reported studies in fibre architecture (UD-based, twill-fabric, short-fibre), ...
Effect of click coupled hybrids of graphene oxide and thin-walled carbon nanotubes on the mechanical properties of polyurethane nanocomposites 10.1016/j.compositesa.2018.03.033 2018-03-26 Covalently bonded hybrids (GO-click-TWNTs) of graphene oxide (GO) and thin-walled carbon nanotubes (TWNTs) with different compositions were synthesized by a click chemistry reaction between alkyne-moiety GO and azide-moiety TWNTs. Polyurethane (PU) nanocompos...
Inter-ply angle influence on the out-of-plane compressive response of polyethylene laminates 10.1016/j.compositesa.2018.03.032 2018-03-26 Ultra-high molecular weight polyethylene (UHMWPE) fibre reinforced composites find extensive use in impact protection applications. When loaded in out-of-plane (through thickness) compression, UHWMPE laminates composed of a typical cross-ply lay-up (an inter-...
Effects of Inter-Fiber Spacing on Fiber-matrix Debond Crack Growth in Unidirectional Composites under Transverse Loading 10.1016/j.compositesa.2018.03.031 2018-03-23 The energy release rate (ERR) of a fiber-matrix debond crack in a unidirectional composite subjected to transverse tension is studied numerically. The focus of the study is the effect of the proximity of the neighboring fibers on the ERR. For this, a hexagona...
Ablation and erosion characteristics of EPDM composites under SRM operating conditions 10.1016/j.compositesa.2018.03.029 2018-03-22 The ablation and erosion characteristics of ethylene propylene diene monomer (EPDM) composites under realistic solid rocket motor operating conditions were studied using an ablation motor and an overload simulation erosion motor. Silica fillers and aramid fib...

Pelletized cellulose fibres used in twin-screw extrusion for biocomposite manufacturing: Fibre breakage and dispersion

10.1016/j.compositesa.2018.04.006

2018-04-06

Pelletizing is effective in compacting cellulose fibres, but it also causes fibre breakage and poor dispersion due to increased hydrogen bonding. This study investigated whether fibre dispersion and length could be improved by the addition of a lubricant, a c...

Nonlinear hyperviscoelastic modelling of intra-ply deformation behaviour in finite element forming simulation of continuously fibre-reinforced thermoplastics

10.1016/j.compositesa.2018.03.037

2018-04-04

A nonlinear hyperviscoelastic approach for modelling rate-dependent intra-ply deformation behaviour in FE forming simulation of continuously fibre-reinforced polymers is presented. This approach follows either a Voigt-Kelvin approach or a generalized Maxwell ...

Interlayer polymerization in amine-terminated macromolecular chain-grafted expanded graphite for fabricating highly thermal conductive and physically strong thermoset composites for thermal management applications

10.1016/j.compositesa.2018.04.001

2018-04-03

Amine-terminated macromolecular chain (ATBN) were covalently grafted on expanded graphite (EG) surface using 4,4′-methylene diphenyl diisocyanate as coupling agent. The functionalization result of the amine-terminated EG (AEG) was demonstrated by various anal...

Experimental analysis of the planar compaction and preforming of unidirectional flax reinforcements using a thin paper or flax mat as binder for the UD fibers

10.1016/j.compositesa.2018.03.036

2018-04-03

Transverse compaction and geometric conformation of fiber reinforcements have a significant importance in the production of complex dry fiber preforms for the resin transfer molding (RTM) process. This work investigates for the first time the planar compactio...

Reduced polyaniline decorated reduced graphene oxide/polyimide nanocomposite films with enhanced dielectric properties and thermostability

10.1016/j.compositesa.2018.03.035

2018-04-02

This study reports the synthesis and characterization of reduced polyaniline decorated reduced graphene oxide/polyimide (RGO@R-PANI/PI) nanocomposite films with enhanced dielectric properties and thermostability. The steric effects of R-PANI decorated on the ...

Fatigue of flax-epoxy and other plant fibre composites: Critical review and analysis

10.1016/j.compositesa.2018.03.034

2018-03-28

Examining response of natural fibre composites (NFC) under cyclic loading is essential to encourage confidence in their mechanical durability. Considerable variation exists amongst reported studies in fibre architecture (UD-based, twill-fabric, short-fibre), ...

Effect of click coupled hybrids of graphene oxide and thin-walled carbon nanotubes on the mechanical properties of polyurethane nanocomposites

10.1016/j.compositesa.2018.03.033

2018-03-26

Covalently bonded hybrids (GO-click-TWNTs) of graphene oxide (GO) and thin-walled carbon nanotubes (TWNTs) with different compositions were synthesized by a click chemistry reaction between alkyne-moiety GO and azide-moiety TWNTs. Polyurethane (PU) nanocompos...

Inter-ply angle influence on the out-of-plane compressive response of polyethylene laminates

10.1016/j.compositesa.2018.03.032

2018-03-26

Ultra-high molecular weight polyethylene (UHMWPE) fibre reinforced composites find extensive use in impact protection applications. When loaded in out-of-plane (through thickness) compression, UHWMPE laminates composed of a typical cross-ply lay-up (an inter-...

Effects of Inter-Fiber Spacing on Fiber-matrix Debond Crack Growth in Unidirectional Composites under Transverse Loading

10.1016/j.compositesa.2018.03.031

2018-03-23

The energy release rate (ERR) of a fiber-matrix debond crack in a unidirectional composite subjected to transverse tension is studied numerically. The focus of the study is the effect of the proximity of the neighboring fibers on the ERR. For this, a hexagona...

Ablation and erosion characteristics of EPDM composites under SRM operating conditions

10.1016/j.compositesa.2018.03.029

2018-03-22

The ablation and erosion characteristics of ethylene propylene diene monomer (EPDM) composites under realistic solid rocket motor operating conditions were studied using an ablation motor and an overload simulation erosion motor. Silica fillers and aramid fib...