... carboxyl -COOH in its molecule, VMCH has perfect adhesion power with the surface of metal, paper, carpentry, treated PE, PP, PET & ... example, repair paint, vessel paint, metal / can / beer paint, wood & glass coating, aluminum foil varnish, etc. Also can be used for ... making ink, adhesive (metal with metal, metal with PVC/PET), heat-seal packing paint (medicine packing, cigarette ...