Even in today’s digital world, printed books are making a comeback. According to the Association of American Publishers, e-book sales declined 18.7 percent over the first nine months of 2016, while paperback sales were up 7.5 percent and hardback sales increased 4.1 percent over the same period.
Books represent one of the most demanding applications for adhesives. Used to hold the pages together at the spine, bookbinding adhesive needs to be strong, but flexible; long-lasting; and durable through repeated use. It also helps manufacturers if the adhesive is fast-drying.
Polyurethane adhesives are a relatively new entry into the bookbinding world,...Innovation Bonds