For ink manufacturers, raw materials costs and supply are at the top of the list when it comes to concerns. Simply put, when ingredients cost more, ink companies have to either look for ways to take more costs out of the system or raise their own prices to their customers, neither of which have proven to be easy. Otherwise, margins suffer. Volatile shifts in pricing are particularly painful for ink suppliers, as it is difficult for companies to adjust to these changes. In speaking with purcha...