| Gem-Tone™ Sapphire Blue is a rich blue colorant intended for use in clarified polypropylene. Clean, haze free, non-warping color formulations can easily be achieved with the use of this colorant. No blooming, migration or plateout problems will be seen with Gem-Tone colorants. These materials can be incorporated into polyolefin resins at levels as low as 0.05% and can be increased to higher levels to achieve the desired effect. Gem-Tone GC-19F Sapphire Blue is FDA approved for use in PP at levels NTE 0.1%. |
