The UV barrier masterbatches produced by Suzhou Constanb is based on absorbing or reflecting UV rays and converting them into harmless heat energy ultraviolet rays, which can protect packaging products that are sensitive to  UV rays.

The barrier efficiency of organic UV barrier masterbatch is closely related to the thickness of the film. It is better that the film thickness is no less than 80μm.

Transmittance%

Wave number nm

monolayer film, thickness as 80μm

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