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EN ISO 4629-2:2016

Binders for paints and varnishes - Determination of hydroxyl value - Part 2: Titrimetric method using a catalyst (ISO 4629-2:2016) EN ISO 4629-2:2016

Publication date:   Oct 17, 2016

General information

60.60 Standard published   Jun 29, 2016

CEN

CEN/TC 139 Paints and varnishes

European Norm

87.060.20   Binders

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Scope

ISO 4629-2:2016 specifies a titrimetric method for determining the hydroxyl value of resins, binders for paints and varnishes, primary alcohols, glycols and fats. Whether it can be applied for hydro carboxylic acids, phenolic hydroxyl groups, polyols such as trimethyl propane and substances containing aromatic groups have been activated for Friedel-Crafts acylation shall be decided on case-to-case basis.
Under the right conditions, the method is also applicable for determining the hydroxyl value of castor oil and its derivatives.

Life cycle

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PUBLISHED
EN ISO 4629-2:2016
60.60 Standard published
Jun 29, 2016