Lonacridone Red BR (CI Pigment Violet 19)

 

Product Name : Lonacridone Red BR
Colour Index Name : Pigment Violet 19
Colour Index Number
: CI 73900
Basic Pigment CAS No. : 1047 - 16 - 1
Chemical Family : Quinacridone


General Description: Linear trans Quinacridone with beta crystal modification offers a very clean strong red shade with cast violet hue found wide applications in printing inks, metallic paints, engineering plastics, industrial coating and cosmetics, crayons, textile fibres etc.

Physico-Chemical Properties:

Molecular Formula : C20H12O2N2
Appearance : Fine Powder/ Aqueous Presscake
Hue : Bright Violet
Sieve Residue(240 mesh) : 1% Max.
Moisture Content : 1% Max.
pH of water extract : 6 to 8
Specific Conductivity : 150 MICROMHOS Max.
Oil Absorption : 54 + 2gm
Water Solubles : 1% Max.

Fastness to Reagents (On 1 to 5 scale)

CELLOSOLVE : 5
WATER : 5
ETHANOL : 5
MEK : 5
XYLENE : 5
NC SOLVENTS : 4-5
LINSEED OIL : 5
5 % Na2CO3 : 5
5% HCL : 5
SOAP : 5
ESTERS : 5
ALIPHATIC HC : 5

Heat Fastness: (on 1 to 5 scale)

Stoving paint 200 o C /5 min.      : 5
Plastics 280 o C

Fastness to Light (on 1 to 8 scale)

Full shade         : 7 - 8
1:40 reduction : 7 -8

Industrial Applications :

Paints and Coatings : Air Drying Enamel
  Industrial Finishes
  Automotive Finishes
  Powder Coating & Cast resins
  Cement & Dry colours
  Emulsion Paints
Printing Inks : Offset And Letterpress  Ink
  Metal Deco Ink
  NC/PA System
Plastics :LDPE/ HDPE & PE
 PVC & PVC Leather
 ABS / Polystyrene

 


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