Base de données matières | 11 mars 2020
Polyvinyl chloride or PVC is a plastic material obtained by polymerization of vinyl chloride monomer. It is an amorphous polymer with very low crystallinity.
PVC is a plastic material with a very low cost and one of the most widely used materials. It can be soft or rigid.
Main advantages of PVC :
● Very economical
Base de données matières | 10 mars 2020
The GEM integrates a nano-structuring surface technology that allows the creation of very fine patterns and thus the fight against counterfeiting, either in a discreet and non-reproducible way, or