Bio ink is yet another kind of environment friendly ink that is considered as durable as solvent inks. Bio-ink is a kind of liquid or ink which is manufactured from living cells and then the ink is used for printing purposes. These inks are formulated with ingredients which are biodegradable. 90% of these materials are biodegradable which
makes the ink environmentally safe for printing.Bio-ink can also be prepared from cotton, corn and wood pulp and this renders the ink as 80-85% renewable. They do not compromise on the quality of the print and thus it yields great printing quality. Bio-inks make use of similar pigments that are found in solvent inks, same printer and the printed material is similar to the one when solvent based inks are used.
Bio-inks are durable, bond to uncoated surfaces and they come in a wide range of attractive and vibrant colors. The bio-ink produced from cottonseed oil gives high color strength with good rub resistance. This can be used on a wide range of boards and papers and can be used without alcohol.
Bio-ink is not very well known today and it comprises of less than 0.5 percent of the market. But, it is yet another ink which cares for the environment by releasing very low VOCs and hence due to this Wal-Mart have now switched to bio-inks for printing on their products.
