Derivan Block Ink Medium and Extender is a versatile medium which can be used in two ways to create fantastic relief prints. As an extender - add to Derivan Block Ink colour's to extend and make your colour's more transparent without losing the body of then paint as would it happen when adding water. As a medium - add Derivan Acrylics to Block Ink Medium and Extender to create block ink from the paint.
When using as an extender add from 1:9 to 9:1 ratio of Block Ink Medium & Extender to Derivan Block Ink colour. Up to about 3:7 ratio the colour will be extended, after this the colour will start to become more transparent. Tackiness may also increase. When using as medium to turn acrylic paint into block ink a ratio of 6:4 Block Ink Medium & Extender to Derivan Acrylic colours is recommended.
About Derivan Block Ink
This block printing ink has the perfect consistency for lino and wood block printing, and transfers onto paper. It is non-toxic, water-based, and washes up easily in water.
Derivan developed this unique product for art and craft courses to give people a premium quality block printing ink that did not contain harmful solvents. Derivan Block Ink is therefore non-toxic and easy to clean up, while still giving the feel of a professional-grade oil-based printing ink.