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Home » Dyestuff » TPM Dyes

TPM / Triphenylmethane Dyes

TPM Dyes
Triphenylmethane dyes are brilliant and intense colored synthetic organic dyes that have molecular structures based upon hydrocarbon triphenylmethane. Having poor resistance to light and chemical bleaches, these are mainly used chiefly in:
  • Copying papers
  • Hectograph and printing inks
  • Textile applications

The triphenylmethane derivatives are oldest man-made dyes. The range of colors present includes:
  • Red
  • Violet
  • Blue
  • Green

Applied by various techniques, these TPM dyes offer:
  • Vibrant bright colors
  • Are highly colorfast

These TPM dyes are applied on fabrics using weak acid/neutral bath with pH level 4 to 4.5. TPM Dyes are made available in different grades, quantity as well as specification options. These are:

Suitable for Dyeing:
  • Wool
  • Silk
  • Polyamide

Available in:
  • Various colors
  • Different quantities

Range:
Some technical specifications of the TPM dyes made available by us include:

Acid Blue 1
Specifications:
C.I No 42045
Commercial Name Acid Blue VS
Type of Dye Acid Dye
Chemical Class Triphenylmethane
Description Greenish Powder
Hue Bright Greenish Blue
Solubility gpl at RT 40 - 45
Insoluble % 0.01- 0.05
pH of 2.0 % Solution 5.5 - 6.5
Strength – Reflectance 100 +/ - 2 %
dE 0.5 +/ - 0.2
Wavelength of Max. Absorption nm 640
Foaming Nil
Dusting Property De-dusted
Moisture content % 02/03/10
Fastness Properties – Light 2
Washing 2-Jan
Perspiration 2
Discharge ability Moderate
Uses ---- Dyeing of Textiles Wool , Nylon , Silk
Non- Textiles Soap, Paper, Leather

Acid Blue 7
Being widely used in industries like leather, cloth, soap industry for dyeing purposes.
Specifications:
C.I No 42080
CAS No 3846 - 30- 4
Commercial Name Acid Blue AS
Type of Dye Acid Dye
Chemical Class Triphenylmethane
Description Bluish Powder
Hue Bright Greenish Blue
Solubility gpl at RT 40 - 45
Insoluble % 0.01 - 0.05
pH of 2.0 % Solution 6.0 - 7.0
Strength - Reflectance 100 +/ - 2 %
dE 0.5 +/ - 0.2
Wavelength of Max. Absorption nm 640
Foaming Nil
Dusting Property De-dusted
Moisture content % 02/03/10
Fastness Properties - Light 2
Washing 3
Perspiration 1
Discharge ability Good
Uses ---- Dyeing of Textiles Wool , Nylon , Silk
Non- Textiles Soap, Paper, Leather

Acid Blue 15
Specifications:
C.I No 42645
Commercial Name Acid Blue FF
Type of Dye Acid Dye
Chemical Class Triphenylmethane
Description Bluish Powder
Hue Bright Blue
Solubility gpl at RT 40 -45
Insoluble % 0.2 - 0.5
pH of 2.0 % Solution 5.5 - 6.5
Strength - Reflectance 100 +/ - 2 %
dE 0.5 +/ - 0.2
Wavelength of Max. Absorption nm 560
Foaming Nil
Dusting Property De-dusted
Moisture content % 02/03/10
Fastness Properties - Light 2
Washing 02/03/10
Perspiration 1
Discharge ability Good
Uses ---- Dyeing of Textiles Wool , Nylon , Silk
Non- Textiles Paper, Ink

Acid Violet 17
Specifications:
C.I No 42650
CAS No 6359 - 98 -4
Commercial Name Acid Violet 5Bl
Type of Dye Acid Dye
Chemical Class Triphenylmethane
Description Dark Violet Powder
Hue Bright Bluish Violet
Solubility gpl at RT 40 -45
Insoluble % 0.1 -0.3
pH of 2.0 % Soln 6.0 - 7.5
Strength – Reflectance 100 +/ - 2 %
dE 0.5 +/ - 0.2
Wavelength of Max. Absorption nm 540
Foaming Nil
Dusting Property De-dusted
Moisture content % 02/03/10
Fastness Properties – Light 01/02/10
Washing 2
Perspiration 03/04/10
Discharge ability Moderate
Uses ---- Dyeing of Textiles Wool , Nylon , Silk
Non- Textiles Leather, Ink, Anodized

Acid Violet 49
Specifications:
C.I No 42640
CAS No 09/03/94
Commercial Name Acid Violet 4B
Type of Dye Acid Dye
Chemical Class Triphenylmethane
Description Dark Violet Powder
Hue Bright Bluish Violet
Solubility gpl at RT 40 -45
Insoluble % 0.1 -0.3
pH of 2.0 % Soln 6.0 - 7.5
Strength – Reflectance 100 +/ - 2 %
dE 0.5 +/ - 0.2
Wavelength of Max. Absorption nm 550
Foaming Nil
Dusting Property De-dusted
Moisture content % 02/03/10
Fastness Properties – Light 01/02/10
Washing 2
Perspiration 02/03/10
Discharge ability Good
Uses ---- Dyeing of Textiles Wool, Nylon , Silk
Non- Textiles Paper, Inks, Biological

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