UV absorber RC-UV123
DESCRIPTION
UV absorber RC-UV123, a highly effective light stabilizer, is widely used in polymers including acrylics, polyurethances, sealants, adhesives, rubbers etc. It is also recommended for applications of automotive and industrial coating, decorative paints and wood stains or varnishes.
CHEMICAL NAME: Bis(1-octyl-2,2,6,6-tetramethyl-4-piperidinyl) sebacate , Decanedioic acid, bis(2,2,6,6-tetramethyl-1-(octyloxy)-4-piperidinyl) ester.
CHEMICAL FORMULA C40H80N2O6
CHEMICAL STRUCTURE
CAS NO.： 129757-67-1
MOLECULAR WEIGHT: 737.2
PRODUCT FORM: Slightly yellow transparent liquid
PACKAGE & STORAGE
Package:25kg plastic drums, or as customs’ requirements.
Storage: Keep tightly sealed and stored in a cool, dry and well-ventilated area.
APPLICTION
• It is recommended for application of automotive and industrial coating, decorative paints and wood stains or varnishes.
TYPICAL PROPERTIES
|
Test |
Specification |
|
Monomer content: (%) |
Min 65 |
|
Dimer content:(%) |
Max 20 |
|
Chroma |
Max 50 |
|
Specific gravity: (g/cm3, 20℃) |
0.97 |
|
Volatile (%) |
Max 1.0 |
|
Ash (%) |
Max 0.10 |
|
Transmittance (%) |
|
|
425nm |
Min 95.00 |
|
500nm |
Min 97.00 |
|
CIE-LAB L*: |
98.0—100 |
|
CIE-LAB A*: |
-2.0—0.0 |
|
CIE-LAB B*: |
0.0—6.0 |
NOTE
The above information is provided as guidelines only. It is important that the customer evaluate any product in their own resin system to determine suitability.