Saliva glue (rewetting adhesive) is a water-soluble resin adhesive that is non-toxic, has no irritating odor, and has no adverse effects on the human body. This rewetting adhesive is applied to the surface of paper, where it quickly forms a film after the paper dries and absorbs it. The adhesive area becomes sticky again when it comes into contact with water.

Main parameters of saliva glue (rewetting adhesive):

1. Milky white emulsion

2. Viscosity: 12,000–15,000 CPS  (3#/60rpm/25°C)

3. pH value: 4.0–5.0

4. Solid content: 42%

II. Applicable scope of saliva glue (rewetting adhesive):

1. Various types of offset paper.

2. Paper products such as envelopes, paper bags, paper boxes, book spines, etc.