| RT-2 polyester plasticizing tackifier   RT-2 polyester plasticizing tackifier can improve the toughness and Impact strength of PET , PBT resin, or used in the bottle flake. It can be added in the recovering materials to improve Viscosity of PET & PBT resin. or improve the compatibility with fire retardant in the fire retarding GR PBT system.  Properties:  
                        
                          |  Appearance  |  translucent granule  |  
                          |  Density g/cm3  | 0.920 ± 0.003  |  Dosage: 3-5PHR  |