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RIASORB® UV-234

CAS Number
70321-86-7
EC Number
274-570-6
Chemical Family
Benzotriazoles
Molecular Formula
C30H29N3O

RIASORB® UV-234 is a light stabilizer belonging to the benzotriazole class of UVAs.

Properties

Physical Form
  • Powder
  • Solid

Identification

Chemical Name

2-(2H-Benzotriazol-2-yl)-46-bis(1-methyl-1-phenylethyl)phenol

CASE Ingredients Functions
Light StabilizerUV Absorber

Product families

CASE Ingredients — Additives
  • Functional Additives

Other characteristics

Brand
RIASORB
Features

Crack Resistance, Good Compatibility, Good Gloss Retention, Good Heat Stability, Good Light Stability, High Durability, High Performance, Low Volatility

Functions
Light Stabilizer, UV Absorber
Use Levels
1 - 3%
Appearance
Slightly yellow granule
Shelf LIfe
24 Months
Applications

RIASORB® UV-234C is a benzotriazole UV absorber, providing high thermal stability, excellent photostability. These combinations make it suitable for high performance coatings, especially those exposed to high thermal or extreme environmental stress.. RIASORB® UV-234C can be used in combination with HALS to achieve superior durability, exhibiting discoloration, gloss reduction, cracking, and delamination.

Technology
CASE Ingredients
Packaging Type
Bags
Handling and Safety

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

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

Technical data

Table 1 of 2

1 row
CharacteristicValue
Molecular Weight447

Table 2 of 2

10 rows
CharacteristicValueUnit
Acetone (at 20℃)4g/100g
Butyl Acetate (at 20℃)11g/100g
Diethylene Glycol Monobutyl Ether (at 20℃)max. 0.01g/100g
Ethanol (at 20℃)max. 0.5g/100g
Methyl N-Amyl Ketone (at 20℃)5g/100g
n-Hexane (at 20℃)max. 0.5g/100g
PMA (at 20℃)2g/100g
Solvesso 100 (at 20℃)13g/100g
Water Content (at 20℃)max. 0.01g/100g
Xylene (at 20℃)10g/100g

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