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Adhesives Ingredients

BYK® -A 525

Technical DataSheet | Supplied by Byk (Altana Group)

Solution of a polyether-modified methyl alkyl polysiloxane copolymer. Acts as a release agent. In quartz-filled epoxy resins it shows excellent air release properties. Additionally, it improves the wetting of glass fibres. It is used to prevent air inclusions and porosity in epoxy and polyurethane systems. Its recommended level is 0.1 - 0.5% based upon total formulation.

BYK® -A 525 Product details

Product Type
Chemical Composition
Product Status
Applications/ Recommended for
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BYK® -A 525 Properties


Value & Unit
Test Condition
Test Method
Density @ 20°C
xxxx g/ml
Non Volatile mater
xx %
Flash point
xx °C
Last edited Dec 18, 2017
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