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Solvent blue 63

Chemical class
C.I. NO.
CAS NO. 
anthraquinone
61520
6408-50-0
Applycation profile
PS
SAN
PC
CA
CAB 
PVC-R 
ABS
PA 
PMMA 
  ★ 
   ★
★= recommended ;○ = limited suitability ; △ = not recommended
main application :
transparent and opaque dyeing of PS, SAN, PMMA, PC, rigid PVC, CA and CAB. Opaque dyeing of SB, ABS and ABS/PC blends.
Chemical and physical properties
Density [g/cm³]
Melting Point [°C]
Bulk density
 
216
0.24
Light fastness and heat resistance :
In GP-PS, transparent : 7 ; opaque :6-7(0.05% dyestuff+1.0% TiO2)
Generally, the values stated can also be applied to SAN, PMMA, PC and rigid PVC. For modified polystyrene, especially ABS, the fastness properties are lower.

Solubility in g/l at room temperature (23°C / 73°F)
Water
Acetone
Benzyl alcohol
Butyl acetate
Ethanol
Methylene chloride
Styrene (monomer)
Xylene
Insoluble
1.5
4.0
3.0
0.1
30
1.0
8.0
Heat stability:
 
PS
SB*
ABS
SAN
PMMA
PC
PA6
PET
PPO
1. °C
300
300
260-280
300
300
300
280
280
300
2. °C
280
300
260-280
280
300
300
280
N/A
300
1.=0.05%dyestuff
2.=0.05%dyestuff+1.0% TiO2
* Values not for styrene-butadiene block copolymer