Articles by David Moonay Ph.D.

Improved Rheological Quality Control Tests for Todays Adhesives and Sealants

Improved Rheological Quality Control Tests for Today's Adhesives and Sealants

A range of rheological equipment is available with a variety of spindle geometries to properly perform quality control analyses of various adhesives and sealants.
David Moonay Ph.D.
October 1, 2014

Formulators are constantly updating their adhesive and sealant formulations; consequently, manufacturers of the equipment used to measure the adhesives’ and sealants’ flow behavior properties must keep current with these new formulations.


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Brookfield test cell

Viscosity 101

Many factors need to be considered when devising meaningful viscosity tests for adhesives and sealants.
Robert McGregor David Moonay Ph.D.
October 1, 2010
Most people in the adhesives and sealants industry are aware of viscosity and realize that it characterizes the way a material will flow. More technically speaking, viscosity refers to a material's resistance to flow; it can be measured in various ways, depending on the application.
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