You're running animal glue on your production line and all of a sudden, it doesn't seem to be working properly. Your wraps aren't sticking and the glue seems to be drying too quickly. What happened?
LD Davis - BLOG
Rigid boxes, such as cell phone boxes, perfume boxes or other solid form cartons are made by laminating a variety of different substrates to a solid chipboard material. The substrates can be paper, leather, foil, fabric, and many others.
Just like with most natural products, glues have an expiration date. You'll notice, especially with your protein and liquid water-based glues, that after they have hit their expiration date they may become moldy and unusable.
What do you do if your glue is expired?