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RIASORB® UV-312

CAS Number
23949-66-8
EC Number
245-950-9
Chemical Family
Oxanilides
Molecular Formula
C18H20N2O3

RIASORB® UV-312 is an ultraviolet light absorber of the oxanilide class, which imparts outstanding light stability to plastics and other organic substrates.

Properties

Physical Form
  • Powder
  • Solid

Identification

Chemical Name

N-(2-Ethoxyphenyl)-N'-(4-ethylphenyl)-ethlyene diamide

Product families

Plastics — Polymer Additives
  • Antioxidants & Stabilizers

Other characteristics

Brand
RIASORB
End Uses
Film
Functions
Light Stabilizer, Stabilizer, UV Absorber
Compatible Polymers & Resins

Polyvinyl Chloride (PVC), Unsaturated Polyester (UPE)

Appearance
White powder
Shelf LIfe
24 Months
Applications

RIASORB® UV-312 is a highly effective light stabilizer for a variety of plastics and other organic substrates including unsaturated polyesters, PVC and PVC plastisol. It is particularly recommended for rigid and flexible PVC and polyesters. RIASORB® UV-312 exhibits strong absorbance in the 250~350 nm region and no absorption in the visible region (>400nm). RIASORB® UV-312 features strong UV absorption, excellent compatibility in a wide variety of substrates, and low volatility.. RIASORB® UV-312 protects polymers as well as organic pigments from UV radiation, helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering.

Technology
Plastics
Handling and Safety

The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling.

Material Features
  • Excellent Compatibility
  • Excellent Light Stability
  • Good Weather Stability
  • Low Volatility
  • Outdoor Durability
  • UV Absorbing
Storage Condition

Store the product in a cool, dry, well-ventilated area away from incompatible materials, keep tightly closed. With proper storage, shelf life of this product is 24 months from the manufacture date.

Certifications and Compliance
  • ISO 14001
  • OHSAS
Compatible Polymers and Resins
  • Polyvinyl Chloride (PVC)
  • Unsaturated Polyester (UPE)
Plastics and Elastomers End Uses
Film
Plastics and Elastomers Functions
  • Light Stabilizer
  • Stabilizer
  • UV Absorber

Technical data

Table 1 of 2

1 row
CharacteristicValue
Molecular Weight312

Table 2 of 2

9 rows
CharacteristicValueUnit
Acetone (at 20℃)4g/100g
Benzene (at 20℃)7g/100g
Chloroform (at 20℃)20g/100g
Ethanol (at 20℃)0.3g/100g
Methanol (at 20℃)0.4g/100g
Methylene Chloride (at 20℃)18g/100g
n-Hexane (at 20℃)0.2g/100g
Toluene (at 20℃)5.5g/100g
Water Content (at 20℃)max. 0.01g/100g

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