Contact adhesion of rubber: Influence of humidity substrate history and viscoelasticity


Citation

Carre A., . and Roberts A. D., . Contact adhesion of rubber: Influence of humidity substrate history and viscoelasticity. pp. 152-168. ISSN 0127-7065

Abstract

An estimate of the surface energy of polymeric solids can be obtained by wetting measurements. An alternative in the case of rubber is to deduce the apparent surface energy by direct optical observations of solid-solid contact areas. This study reports contact observations for the adhesion of rubber hemispheres against glass and plastics substrates. The measurements suggest that the level of adhesion is sensitive to ambient humidity substrate surface history and viscoelastic response of the rubber. Particular emphasis is placed upon the difference between the making and the breaking of contact. Analysis of the measurements indicates the important roles of surface energy and rubber hysteresis an increase in either or both leading to higher apparent peel energies but lower adhering energies.


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Abstract

An estimate of the surface energy of polymeric solids can be obtained by wetting measurements. An alternative in the case of rubber is to deduce the apparent surface energy by direct optical observations of solid-solid contact areas. This study reports contact observations for the adhesion of rubber hemispheres against glass and plastics substrates. The measurements suggest that the level of adhesion is sensitive to ambient humidity substrate surface history and viscoelastic response of the rubber. Particular emphasis is placed upon the difference between the making and the breaking of contact. Analysis of the measurements indicates the important roles of surface energy and rubber hysteresis an increase in either or both leading to higher apparent peel energies but lower adhering energies.

Additional Metadata

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Item Type: Article
AGROVOC Term: Rubber
AGROVOC Term: Physicochemical properties
AGROVOC Term: Measurement
AGROVOC Term: Glass
AGROVOC Term: Surface area
AGROVOC Term: Plastics
AGROVOC Term: Energy use
AGROVOC Term: Adhesiveness
AGROVOC Term: Friction
AGROVOC Term: Liquidity
Depositing User: Ms. Suzila Mohamad Kasim
Last Modified: 24 Apr 2025 06:28
URI: http://webagris.upm.edu.my/id/eprint/23582

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