UV-531(BP-12)

UV-531(BP-12)

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UV-531(BP-12)

  • Detail
  • Parameters


SPECIFICATION AND PHYSICAL PROPERTIES

TEST

UNIT

SPECIFICATION

APPEARANCE


LIGHT YELLOW CRYSTALLINE POWDER

ASSAY

%

99.00MIN

VOLATILES

%

0.50MAX

ASH

%

0.10MAX

MELTING POINT

47.00-49.00

TRANSMITTANCE



450nm

%

93.00MIN

500nm

%

97.00MIN

TGA 2795%     29410%      33450%

FEATURE AND APPLICATION

UV-531 is absorb ultraviolet radiation in the 240~340 region.

Exhibits synergy with HALS.

Excellent solubility and compatibility with high solid coatings formulations.

For better long-term performance use of UVAs of the benzotriazole.

Can be used for PE, PP, PVC, PS, PC, PP fiber, Ethylene vinyl acetate etc.

Provide good light stability effect Paints, Powder coatings, Polyurethanes, rubbers.

Dosage is 0.1~0.5% based on polymer weight.

Is recommended in PE, PP, PVC etc.

PACKING

25Kg Carton Box

STORAGE

Keep container tightly closed and dry and storage in cool place


Chemical name :
2-Hydroxy-4-n-octoxybenzophenone
CAS NO.
 1843-05-6 
Molecular Formula
C21H26O3 
Molecular Weight
326