UL Prospector

Surfynol® 420 Surfactant

Evonik Operations GmbH, BL Coating Additives makes their documentation available in the regions indicated below:

Surfynol® 420 is a nonionic surfactant that functions both as a wetting agent and foam control agent. Surfynol® 420 can effectively lower surface tension. It is a 100% active liquid with an HLB of 4.

Depending on the ethylene oxide level, Surfynol® 400 series surfactants function as low -foaming, non-foaming or defoaming wetting agent in a variety of applications including inks, adhesives, coatings, agricultural chemicals, electroplating, oil field chemicals and paper coatings.


The Evonik Coating Additives Business Line from Evonik offers its customers with optimal solutions in the paints, coatings and printing ink sectors and supports them with the production of resource-efficient coatings. The Business Line offers a diverse product portfolio for the coatings industry, like additives, co-binders, matting agents, fumed silica, specialty resins or nanoresins.

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Evonik Operations GmbH, BL Coating Additives

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