Product details
The function of hardener is as follows:
It can enhance the resistance of ink to chemical and mechanical contact. However, it should be noted that the ink should be printed within 8 to 16 hours after the hardener is added. H1 will not make the ink yellow. It has a relatively flexible ink layer, long shelf life and slow drying, so it is suitable for outdoor use. H2 will form a hard and tough ink layer, It is fast drying and has a shorter shelf life than H1. H2 will turn yellow when exposed to UV radiation (outdoor use), and can show colors like varnish, white or other light colors mixed with white
Application scope of hardener:
Hardener is suitable for malibao pad printing ink. In order to achieve ink support and durability, it is necessary to add hardener into two-component ink tampaplus TPU. For the ink types of tampastar TPR, tampaplus TPP and tampapol TPY, adding hardeners H1 and H2 will increase the supporting force and endurance of the ink film. Hardener due to its different force, so the drying time of the ink also has different effects.