PUR hot melt VS Hot Melt EVA
ADVANTAGES AND DISADVANTAGES OF THE USE OF THE POLYURETHANE THERMOFUSIBLE (PUR) IN FRONT OF THE HOT-MELT STANDARD IN BOOK BINDING.
Disadvantages of PUR:
Stiffer, the book can effect stash (closes alone and costs to keep it open)
There are few varieties of PUR and for thick books are..