Search Results - "Bucknall, C.B"

Notched impact behaviour of polymer blends: Part 2: Dependence of critical particle size on rubber particle volume fraction by Bucknall, C.B., Paul, D.R.

“…The stress-field model introduced in Part 1 is used to analyse the effects of rubber particle size D and volume fraction ϕ on impact behaviour. The model is…”
Get full text

Notched impact behavior of polymer blends: Part 1: New model for particle size dependence by Bucknall, C.B., Paul, D.R.

“…A model is proposed to explain the observed relationships between particle size and fracture resistance in high-performance blends, which typically reach…”
Get full text

Role of surface chain mobility in crazing by Bucknall, C.B.

“…Thin film experiments have shown that glassy thermoplastics exhibit enhanced molecular mobility across a 10 nm surface layer. This study examines its relevance…”
Get full text

Applications of a dilatational yielding model to rubber-toughened polymers by Lazzeri, A., Bucknall, C.B.

“…A model for dilatational yielding in rubber-toughened polymers, which was proposed in an earlier paper, is developed further. According to the model,…”
Get full text

New criterion for craze initiation by Bucknall, C.B.

“…Existing criteria for craze initiation are reviewed, and their limitations are discussed. The most obvious problem is that they are formulated simply in terms…”
Get full text

Quantitative approaches to particle cavitation, shear yielding, and crazing in rubber-toughened polymers by Bucknall, C. B.

“…Models for rubber particle cavitation, shear yielding, and crazing are reviewed, and their ability to predict the large‐strain deformation behavior of…”
Get full text

Cavitation of rubber particles in high-impact polystyrene: Effects of crosslinking by γ-irradiation by Bucknall, C.B., Soares, V.L.P.

“…Tensile tests on high‐impact polystyrene (HIPS) show that a 60 Mrad dose of γ‐radiation raises the yield stress from 11.5 to 19.8 MPa, and the flow stress from…”
Get full text

Detection of rubber particle cavitation in toughened plastics using thermal contraction tests by Bucknall, C.B., Ayre, D.S., Dijkstra, D.J.

“…Uniaxial thermal contraction/expansion tests were carried out below 40°C on poly(styrene- co-acrylonitrile) (PSAN) and acrylonitrile–butadiene–styrene (ABS)…”
Get full text

Particle cavitation in rubber-toughened PMMA: experimental testing of the energy-balance criterion by Ayre, D.S., Bucknall, C.B.

“…A programme of experiments is used to test the validity of the energy-balance model for rubber particle cavitation 1,2. The yield behaviour of a transparent…”
Get full text

Detection of incipient rubber particle cavitation in toughened PMMA using dynamic mechanical tests by Bucknall, C.B, Rizzieri, R, Moore, D.R

“…Dynamic mechanical measurements were carried out on rubber-toughened poly(methyl methacrylate) (RT-PMMA) under superimposed static tensile and compressive…”
Get full text