uv absorber uv-326
physical and chemical properties:
light yellow powder. soluble in styrene, benzene, toluene and other solvents, it can effectively absorb ultraviolet light of 270-380nm.
usage:
can be widely used in polyolefins (indirect contact with food). it has low volatility at high temperatures and strong ability to prevent thermal degradation. it has no obvious loss or decomposition during blending and processing in polyolefins.
