ES-7 Sodium Lignosulfonate Dye Dispersant

ES-7 Sodium Lignosulfonate Dye Dispersant

Appearance: Uniform Brownish Powder

pH (1% solution, 25°C): 9.5–11.0

Water Content: ≤8%

Sulfate Content: ≤2.5%

Water-Insoluble Matter: ≤0.03%

Heat Stability: ≥155°C

High-Temperature Dispersibility: A / 5

Customization: Supported

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Jiefa provides customized lignin-based dispersant solutions tailored to your specific application, performance requirements, and production needs.

Dye Dispersant

Product Overview

ES-7 is a high-performance sodium lignosulfonate dispersant specially developed for textile dyeing applications. It ensures excellent dispersion stability under high-temperature conditions, making it ideal for disperse dyes and vat dyes.

Dye Dispersant

Challenges in Dyeing Process

  • Poor dispersion at high temperature
  • Inconsistent color results
  • Fiber staining issues
  • High cost of traditional dispersants

Textile Dyestuff Industry

How ES-7 Solves These Problems

  • Maintains stable dispersion up to 160°C
  • Improves dye uniformity and consistency
  • Reduces fiber staining
  • Cost-effective replacement for REAX 85A

Dye Dispersant

Key Benefits

  • Excellent Heat Stability
    Performs reliably under high-temperature dyeing
  • Outstanding Dispersibility
    Ensures uniform particle distribution
  • Low Fiber Staining
    Suitable for bright and sensitive dyes
  • Cost Efficiency
    Reduces production cost compared to imported dispersants

Dye Dispersant

Applications

  • Disperse dyes
  • Vat dyes
  • Yarn dyeing
  • Beam dyeing
  • High-temperature dyeing processes

Dye Dispersant

Specifications

ModelAppearancepH (1% aqueous solution, 25°C)Water Content /%Sulfate Content / %Water-insoluble matter / %Heat Stability / ℃High Temperature Dispersibility / Grade
ES-7Uniform Brownish Powder9.5-11.0≤8≤2.5≤0.03155A/5
ES-5Uniform Brownish Powder9.5-11.0≤10≤2.5≤0.03150A/4-5
ES-3Uniform Brownish Powder9.5-11.0≤10≤2.5≤0.05150A/3-4

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