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Solvent yellow 179

Solvent yellow 179
Product reference from abroad : Macrolex yellow 6G

Chemical class

C.I. NO.

CAS NO. 

 methine

N/A

80748-21-6

 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

1.14

115

0.34

 Light fastness and heat resistance :
In GP-PS, transparent : 7-8 ; opaque :5-6(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

Ace-tone

Benzyl alcohol

Butyl acetate

Ethanol

Methyl methacrylate

Methylene chloride

Styrene monomer

Xylene

Insoluble

200

65

90

2.0

12

550

340

130

 Heat stability:

 

PS

SB*

ABS

SAN

PMMA

PC

PA6

PET

PPO

1. °C

300

300

240

300

300

350

N/A

280

300

2. °C

300

300

240

280

300

350

N/A

N/A

300

1.=0.05%dyestuff
2.=0.05%dyestuff+1.0% TiO2
* Values not for styrene-butadiene block copolymer