Sinosorb® UV-320 CAS 3846-71-7


Sinosorb® UV-320 CAS 3846-71-7

Appearance White powder
Content ≥99%
Melting point 152-156°C
Volatiles ≤ 0.3%
Ash ≤ 0.1%
Light transmission 460nm: ≥97%
500nm: ≥98%

Sinosorb® UV-320 Usage

UV-320 is a highly efficient light stabilizer with high UV absorption capacity and low volatility; it can effectively protect polyesters and organic colours from UV radiation, thus protecting the original physical appearance of moulded objects, rolls, fibres, etc. in the open air; it is suitable for polymers such as PVC and unsaturated polyester.

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