... self-cleaning 4.Increasing HDT Nano-TiO2 photocatalyst applications in plastics Feature: 1. Name: Nano-TiO2, Nano Titanium Dioxide, ... into food bags, food packaging films, toys, tableware and engineering plastics for the purpose of preserving food quality and prolonging the ... preservation period, and improving the toughness and strength of engineering plastics, as well as their anti-UV and anti-aging ...