100% In-House Synthesized
Premium Solvent Dyes Manufacturer
Manali Pigments synthesizes premium solvent dyes entirely in-house, delivering absolute chemical purity and total solubility for petroleum products, lubricants and transparent engineering plastics. These non-polar, organic-solvent-soluble colorants provide brilliant, haze-free colour at the molecular level.
What Are Solvent Dyes?
Solvent dyes are non-polar organic colorants that dissolve completely in organic solvents, including aromatic solvents such as toluene and xylene, aliphatic media such as mineral spirits and petroleum distillates, selected alcohols and thermoplastic polymer melts. Unlike pigments, which remain as insoluble particles, solvent dyes integrate at the molecular level and produce transparent colour without solid residue, haze or particulate matter.
Solvent dyes are not acid dyes and are not basic dyes. Acid and basic dyes are water-soluble ionic colorants used primarily for textile fibres. Solvent dyes are strictly non-aqueous and hydrophobic: they dissolve in organic solvents, hydrocarbon fluids and polymer matrices rather than in water. This distinction makes them suited to petroleum products and optically transparent plastics.
Pigment vs. Dye: Understanding the Difference
The fundamental difference between a pigment and a dye is solubility. A pigment is an insoluble solid particle that must be mechanically dispersed into a medium. A solvent dye is a soluble molecule that dissolves completely into the medium.
Pigments
Insoluble particles remain dispersed through milling and stabilization. They provide opacity, lightfastness and weather resistance but can reduce transparency and introduce light scattering into clear plastics or fluids.
Solvent Dyes
Soluble molecules become part of the solution or polymer melt. They provide brilliant, transparent colour without particulate haze, although they generally offer lower lightfastness than pigments and are not intended for opaque systems.
The Manali Manufacturing Advantage
Manali Pigments synthesizes 100% of its solvent dyes in-house, from raw chemical intermediates through multi-stage synthesis, purification and final packaging. This Absolute Purity, 100% In-House Synthesized approach provides control over chromophore structure, chemical purity, solubility and grade consistency.
Repeated crystallization and filtration remove insoluble impurities, unreacted intermediates and ionic contaminants. This supports zero-insoluble-residue requirements for fuel filters and transparent plastics. The ISO 9001:2015 quality management system governs production, and STAR EXPORT HOUSE status supports international supply.
Core Industry Applications
For transparent plastic processing and masterbatch formulation, review pigments and colourants for plastics and masterbatch.
For the technical colour-index reference used in grade selection, consult the CI numbers and technical reference.
Petroleum & Fuel Marking
Solvent dyes colour gasoline, diesel, aviation fuel, kerosene, lubricating oils, greases and industrial waxes. They support brand identification, leak detection and regulatory tax marking. Because they dissolve completely in hydrocarbons, they pass through fuel filters without introducing insoluble blockage particles.
Engineering Plastics
Solvent dyes colour rigid transparent plastics such as Polystyrene (PS), Polycarbonate (PC), PMMA/Acrylic and SAN. Molecular integration delivers brilliant jewel-tone colour without haze, opacity or light scattering in transparent consumer electronics housings, automotive light covers, optical components and packaging.
Featured Solvent Dye Series
Manali Pigments manufactures solvent dyes across Yellows, Orange, Reds, Blues, Greens, Violet and Blacks. Each CI grade is engineered for specific solubility, heat stability and lightfastness requirements in petroleum products and engineering plastics.
Yellow Solvent Dyes
For petroleum, waxes, plastics and polymer applications.
Orange Solvent Dyes
For bright orange engineering-plastics coloration.
Red Solvent Dyes
For fuel marking, lubricants, waxes and transparent plastics.
Blue Solvent Dyes
For brilliant blue engineering-plastics and polymer systems.
Green Solvent Dyes
For transparent green plastics, fibres and selected inks.
Violet Solvent Dyes
For reddish-violet engineering-plastics applications.
Black Solvent Dyes
For petroleum, fuels, lubricants, greases and plastics.
Product Range & Applications
Review the complete 15-grade table below across the Yellow, Orange, Red, Blue, Green, Violet and Black solvent-dye families.
Swipe horizontally to view all columns.
| Colour Index Name | CI Number | Shade | Primary Applications | Heat Stability | Solubility | TDS |
|---|---|---|---|---|---|---|
| Solvent Yellow 14 | 12055 | Bright Yellow | Petroleum, Waxes, Plastics (PS, PMMA) | Good | Excellent in aromatics | |
| Solvent Yellow 56 | 11021 | Greenish Yellow | Engineering Plastics (PC, PMMA, PS) | Very Good | Excellent in polymers | |
| Solvent Yellow 93 | 48420 | Reddish Yellow | Plastics (PS, SAN, PMMA), Inks | Very Good | Excellent in polymers | |
| Solvent Orange 60 | 564100 | Bright Orange | Engineering Plastics (PC, PMMA, PS) | Excellent | Excellent in polymers | |
| Solvent Red 24 | 26105 | Bluish Red | Petroleum, Fuels, Lubricants, Waxes | Good | Excellent in hydrocarbons | |
| Solvent Red 52 | 68210 | Bright Red | Plastics (PS, PMMA, SAN), Inks | Very Good | Excellent in polymers | |
| Solvent Red 111 | 60505 | Bluish Red | Engineering Plastics (PC, PS), Fibres | Excellent | Excellent in polymers | |
| Solvent Red 146 | 12715 | Scarlet Red | Petroleum, Fuel Marking, Lubricants | Good | Excellent in hydrocarbons | |
| Solvent Blue 35 | 61554 | Bright Blue | Engineering Plastics (PC, PMMA, PS) | Excellent | Excellent in polymers | |
| Solvent Blue 97 | 615580 | Greenish Blue | Plastics (PS, SAN, PMMA), Fibres | Excellent | Excellent in polymers | |
| Solvent Green 3 | 61565 | Bright Green | Engineering Plastics (PC, PMMA), Inks | Excellent | Excellent in polymers | |
| Solvent Green 28 | 625580 | Bluish Green | Plastics (PS, PC, PMMA), Fibres | Excellent | Excellent in polymers | |
| Solvent Violet 13 | 60725 | Reddish Violet | Engineering Plastics (PC, PS, PMMA) | Excellent | Excellent in polymers | |
| Solvent Black 5 | 50415 | Jet Black | Petroleum, Fuels, Lubricants, Greases | Good | Excellent in hydrocarbons | |
| Solvent Black 7 | 50415:1 | Bluish Black | Engineering Plastics (PC, PS), Fibres | Very Good | Excellent in polymers |
Global Demand & Solvent Dye Market Trends
Demand for solvent dyes is driven by fuel-marking regulations requiring precise, standardized petroleum coloration and by the growth of transparent engineering plastics in automotive lighting, consumer electronics and medical devices. The move toward higher-purity dyes with zero insoluble residue creates opportunities for manufacturers that control synthesis and purification. Manali Pigments exports to more than 15 countries, including the USA, Brazil, Turkey and South Korea.
Related Colouring Technologies
For insoluble organic colourants used in opaque and high-lightfastness applications, explore Organic Azo pigments.
For high-performance blue and green pigment systems used in plastics and coatings, explore Phthalocyanine pigments.
Every batch is supported by the Quality & Compliance framework before dispatch.
Explore Complementary Colourants
Frequently Asked Questions
Pigments are insoluble solid particles that remain dispersed within a medium, providing opacity through light scattering and absorption. Dyes are soluble molecules that dissolve completely into the medium, providing brilliant transparent colour without particulate matter. Pigments generally offer higher lightfastness, while dyes offer higher transparency.
No. Acid and basic dyes are water-soluble ionic colorants designed primarily for textile fibres. Solvent dyes are non-polar, non-ionic and water-insoluble; they dissolve in organic solvents, hydrocarbon fluids and thermoplastic polymer melts. They are not interchangeable with acid or basic dyes.
Solvent dyes are primarily used for petroleum products such as gasoline, diesel, aviation fuel, lubricants, greases and waxes, and for rigid transparent engineering plastics such as Polystyrene, Polycarbonate, PMMA/Acrylic and SAN.
No. High-purity solvent dyes dissolve at the molecular level within the polymer matrix, maintaining optical transparency without haze, cloudiness or light scattering. The result depends on suitable grade selection and control of insoluble impurities.
Manali Pigments synthesizes solvent dyes 100% in-house and controls purification, supporting chemical purity and low insoluble residue. The ISO 9001:2015 quality system governs production from synthesis to packaging.
No. Solvent dyes are hydrophobic and do not dissolve in water or aqueous media. They dissolve in non-aqueous organic solvents, hydrocarbon fluids or thermoplastic polymer melts. For aqueous colouring, use a compatible pigment dispersion or water-soluble dye class.
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Request Technical Data Sheets for selected solvent-dye CI grades, discuss bulk-order pricing or arrange solubility testing in your fuel, solvent or polymer system. The technical team can help with application-specific grade selection.