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wetting agent

   Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Wikipedia 0.01 sec.
wetting agent [′wed·iŋ ‚ā·jənt]
(chemical engineering)
A substance that increases the rate at which a liquid spreads across a surface when it is added to the liquid in small amounts.
(graphic arts)
A substance that renders a surface nonrepellent to a wetting liquid.

wetting agent
A substance capable of lowering the surface tension of liquids, facilitating the wetting of solid surfaces, and permitting the penetration of liquids into the capillaries.


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However, in order to formulate a low-VOC ink, these high-VOC alcohols must be removed, resulting in the need for a wetting agent.
Gransurf 50C also functions as a wetting agent for pigments and as a coupling agent for emollients, moisturizers and sunscreens.
Foam control additives represent 17% of the dollars; wetting agents 15%; and slip and rub materials 12%.
 
 
 
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