Knowledge of glue

Why does solid glues light up?

Since the solid glues is originally a gel product with 50% or more liquid content, it can be liquefied locally by the physical force at the time of coating and wet the paper. In this way, it is said that the paper extends very little, and it is difficult to become wrinkles by the nature that the water is small, and the moisture is not absorbed easily in the paper though it acts like a liquid glues . Because the liquid content contains a lot of alcohol, the PIT NO-WRINKLE hardly becomes wrinkles.