PV Fast Yellow HGR
Pigment Yellow 191

PV Fast Yellow HGR

Pigment Yellow 191

Edition Date :
August 13, 2020
PV Fast Yellow HGR is an economical red-shade yellow pigment with excellent heat stability and resistance properties. It is an ideal replacement for diarylide and lead chromate pigments.
Physical and Chemical Properties
Density  [g/cm³]   1.77
Bulk volume  [l/kg]  7.8
Average particle size  [nm] 296
Alkali resistance   5
Acid resistance   5
Specific surface [m2/g] 20

Fastness Properties
SD 1/3  [g/kg]  3.5 3.5 11.7 3.1 3.2 3.5
Hue angle  [°] 79.6 78.7 78.3 78.5 80.1 82.0
Chroma   73.8 75.6 76.5 75.8 75.1 74.2
Light fastness
(Full shade) 8 7 7 7 7 6
Light fastness
(Reduction) 7 6-7 6 7 7 4-5
Heat resistance [°C]  300 300 - 300 300 330
Weathering fastness   - - - - - -

Additional Technical Properties
Low warping applications Suitable 
Cable sheathing Suitable
Fastness to bleeding in P-PVC 5


Suitable  Limited suitability Not suitable
PVC/ Rubber PAN Fiber PET Fiber
PS/ ABS   PA Fiber
PP Fiber    




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