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UV Absorber UV-1988 CAS NO.: 7443-25-6

Chemical Name: dimethyl (p-methoxy benzylidene)malonate  CAS No.:7443-25-6 Structure: Technical index:

ITEM

STANDARD

 (BP2015/USP32/GB1886.199-2016)

Appearance

White powder

Purity

99%

Melting Point

55-58℃

Ash Content

0.1%

Volatile Content

0.5%

Transmittance

450nm98%,500nm99%

TGA(10%)

221℃

Application: UV1988 is recommended for use in PVC, polyesters, PC, polyamides, styrene plastics and EVA copolymers. It also can be used in solvent borne coatings and general industrial coatings. Furthermore, it is particularly recommended for UV cured systems and clear coating. Performance Benefits: UV1988 is characterized by:
  • Minimal color contribution
  • Excellent light stability
  • Superb compatibility with polymers and other additives
  Packing and Storage: Package: 25KG/BARREL Storage: Stable in property, keep ventilation and away from water and high temperature

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