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DCL 2188 Naphthol Red, PR.188

DCL 2188 Naphthol Red, PR.188 is a bright, yellow-shaded naphthol red with good flow properties, bleed resistance, lightfastness, and weather fastness. It is recommended for higher-grade exterior industrial paints, exterior trade sales coatings, colorant systems for in-plant tinting or machine colorants, printing inks, mass coloration of paper, paper surface coating, paper pulp coloration, wax crayons, and inks for wallpaper use. It is also recommended for use in plastics.

Identification

Chemical Name

Benzoic acid 4-[[(25-dichlorophenyl)amino]carbonyl]-2-[2-[2-hydroxy-3-[[(2-methoxyphenyl)amino]carbonyl]-1-naphthalenyl]diazenyl]- methyl ester

CASE Ingredients Functions
Pigment

Other characteristics

Brand
DCL
Color
Red
CI Name
Pigment Red 188
Synonyms
C.I. Pigment Red 188, C.I. 12467, PR 188
CI Number
12467
Functions
Pigment, Pigment
Pigment Type
Organic Pigments
Note
Resistance Properties Legend
1 = Poor, 2 = Fair, 3 = Good, 4 = Very Good, 5 = Excellent
Lightfastness Legend
1-2 = Poor, 3-4 = Fair, 5 = Good, 6-7 = Very Good, 8 = Excellent
Warpage
1 = Minimal, 2 = Some, 3 = Severe
Weatherfastness
1 = Poor, 2 = Fair, 3 = Good, 4 = Very Good, 5 = Excellent
C.I. Name
Pigment Red 188
Markets
  • Building & Construction
  • Industrial
  • Paints & Coatings
  • Printing & Packaging
C.I. Number
12467
Technology
  • CASE Ingredients
  • Industrial Additives & Materials
  • Pigments & Colorants
  • Plastics
Material Features
  • Acid Resistant
  • Alkali Resistant
  • Chemical Resistant
  • Excellent Flow Properties
  • Good Light Fastness
  • Good Weather Fastness
  • High Bleed Resistant
  • Water Resistant
Country Availability
  • Canada
  • USA
Coating End Applications
Powder Coating
Certifications and Compliance
  • ISO 14001
  • ISO 9001
Compatible Polymers and Resins
  • Polyethylene Terephthalate (PET)
  • Polyethylenes (PE)
  • Polypropylenes (PP)
  • Polystyrenes (PS)
  • Polyvinyl Chloride (PVC)

Technical data

Table 1 of 4

4 rows
CharacteristicValueUnit
Oil Absorption60 - 70g/100g
Moisture Contentmax. 1.0%
pH5.0 - 7.5—
Specific Gravity1.3—

Table 2 of 4

8 rows
CharacteristicValue
MEK4.0
Water Content5.0
Mineral Spirits4 - 5
Xylene4 - 5
Ethanol4 - 5
Ethyl Acetate5.0
Acid5.0
Alkali5.0

Table 3 of 4

2 rows
CharacteristicValueUnit
Heat Stability (Paints)200.0°C
Heat Stability (Inks)177.0°C

Table 4 of 4

2 rows
CharacteristicValue
Lightfastness (1-8): Masstone7.0
Lightfastness (1-8): Tint 1:106 - 7

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