... Innocuous. 2.2 High temperature resistant(Don' t fade in 5 minute above 220? 2.3 Lower fusion index, Higher molecular quantity ... 2.4 Higher intrinsic viscosity 2.5 Heat stabilizer. 2.6 High temperature resistant. 2.7 Have ... . SpeciesLight-gray, White, Clay-yellow, Yellow, Blue and so on.5. Recommended additive ratio:1: 50 PPR Special Masterbatch