Spreading a liquid over a solid surface
Implementation of powders - Humid granulation: bases and theory
Article REF: J2253 V1
Spreading a liquid over a solid surface
Implementation of powders - Humid granulation: bases and theory

Authors : Khashayar SALEH, Pierre GUIGON

Publication date: September 10, 2009, Review date: December 1, 2022 | Lire en français

Logo Techniques de l'Ingenieur You do not have access to this resource.
Request your free trial access! Free trial

Already subscribed?

3. Spreading a liquid over a solid surface

When deposited on a solid surface, a liquid drop deforms and spreads out [11] . This phenomenon continues as long as the variation in the system's energy is favorable to spreading. This variation in energy is represented by the spreading parameter, which expresses the difference between the surface energy (or tension) of the dry and wetted substrate:

Γ=γSG−γSL−γLG( 3 )

with :

...
You do not have access to this resource.
Logo Techniques de l'Ingenieur

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource. Click here to request your free trial access!

Already subscribed?

Article included in this offer

"Cosmetics: from design to product"

( 56 articles )

Complete knowledge base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

View offer details
Contact our team FAQ