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Journal ArticleDOI

Effect of Carbon Black on Dynamic Properties of Rubber Vulcanizates

Avrom I. Medalia
- 01 Jul 1978 - 
- Vol. 51, Iss: 3, pp 437-523
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TLDR
In this paper, the dynamic properties of rubber vulcanizates with carbon black as a filler are investigated. But the effect of adding carbon black to the rubber is not discussed.
Abstract
The term dynamic properties as applied to elastomers refers to the response to periodic or transient forces which do not cause failure or appreciable fatigue (permanent change of properties) during the investigation. Generally this is limited to vulcanizates subjected to deformations not exceeding about 25%; and generally the dynamic properties are measured after several cycles or (in a transient experiment such as resilience) after several preconditioning transients, so that the Mullins effect or difference between first and second strain cycles is not of consequence. Thus, dynamic properties represent the viscoelastic properties of vulcanizates at deformations below about 25%, after reaching a pseudo-equilibrium state. The dynamic properties of rubber are altered tremendously by the addition of a filler. The scope of this article is restricted to the dynamic properties of rubber vulcanizates with carbon black as a filler. The effect covered in this article are important in designing rubber comp...

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Citations
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Journal ArticleDOI

Network evolutions in both pure and silica-filled natural rubbers during cyclic shear loading

TL;DR: In this article, the cross-linking and filler networks during sinusoidal small-strain loading (fatigue) process were studied in pure (unfilled) and silica-filled natural rubbers.
Journal ArticleDOI

Percolation of particles on recursive lattices using a nanoscale approach. III. Percolation of polydisperse particles in the presence of a polymer matrix.

TL;DR: The results are able to reproduce most of the experimental findings that have been observed in the literature and observe how an increase in the size disparity of the filler particles dispersed in the matrix as well as an increase of their aspect ratio decreases the percolation threshold.
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Influence of the matrix on the fractal properties of precipitated silica in composites

TL;DR: In this paper, the influence of different interactions between polymer chains and the particle surface on the morphology of hierarchically structured silica was studied by means of small-angle X-ray scattering experiments and a thorough analysis.
Journal ArticleDOI

Natural rubber with low heat generation achieved by the inclusion of boron carbide

TL;DR: In this article, the authors used tensile testing, scanning electron microscopy (SEM), dynamic mechanical analysis, and thermal constant analysis to evaluate the tensile strength of boron carbide rubber composites.