The characteristics of wood varnishes
The varnish consists of a gum, a resin or a resinous material (called dry matter), dissolved in a liquid (water, alcohol, ether, oils) which is called solvent or binder. / p>
Depending on their composition, there are three types of varnish:
- varnishes with alcohol;
- varnishes with gasoline;
- varnishes with fat.
Types of varnish
|
|
---|---|
Cellulosic |
|
Precatalyzed |
|
Two-component polyurethanes |
|
Alkyd and alkyd urethanes |
|