Rockytan RE-600 – Acrylic Retanning Agent for Superior Filling and Suede Performance

Rockytan RE-600 is a premium acrylic retanning agent based on specially selected acrylic copolymers. It has been developed to provide excellent filling properties, particularly in loose belly areas, while enhancing the softness and uniformity of leather.

 

Rockytan RE-600 is especially effective in the production of suede and nubuck leathers, improving buffing characteristics and producing a finer, more uniform nap. Thanks to its excellent light-fastness, the product is also highly suitable for white and light-colored crust leathers.

 

Its versatile formulation makes Rockytan RE-600 an ideal retanning solution for a wide range of leather applications.

 

 

Key Features and Benefits:

 

  • Excellent filling effect on loose belly areas.
  • Improves leather softness and fullness.
  • Enhances buffing properties on suede and nubuck.
  • Provides excellent light-fastness, especially in white crust.
  • Suitable for all types of leather.
  • Promotes a more compact and uniform leather structure.
  • Easily soluble in water for convenient application.
  • Compatible with various retanning systems.

 

 

Technical Specifications

Property

Specification

Product Name

Rockytan RE-600

Product Type

Acrylic Retanning Agent

Appearance

Clear Yellow Liquid

Chemical Nature

Acrylic Copolymer

pH (1:10 Solution)

7.8–8.2

Solubility

Soluble in Water

Viscosity (23°C)

2000 ± 300 cP

Density (23°C)

1.250–1.300 g/cm³

Packaging

200 kg PE Drums / 1000 kg IBC Tanks

Shelf Life

12 Months

 

 

Applications in Leather Processing:

 

Rockytan RE-600 is specifically designed for the retanning stage of leather production. Its acrylic copolymer technology penetrates deeply into the fiber structure, improving fullness, softness, and leather consistency.

 

Recommended applications:

 

  • Footwear leather.
  • Upholstery leather.
  • Garment leather.
  • Suede and nubuck leather.
  • White and light-colored crust leather.
  • Bovine, sheep, and goat leather.
  • Leather goods and accessories.

 

Its excellent filling properties make Rockytan RE-600 particularly suitable for correcting loose leather areas and producing premium-quality articles.

 

 

Performance Advantages:

 

Excellent Filling Power

Rockytan RE-600 effectively fills loose sections of the hide, particularly the belly area, creating a firmer and more compact leather structure.

 

Enhanced Buffing Characteristics

For suede and nubuck applications, Rockytan RE-600 improves buffability and produces a smoother, finer nap with an attractive appearance.

 

Superior Softness and Handle

The product contributes to a soft, pleasant touch while maintaining the natural character of the leather.

 

Outstanding Light Fastness

Rockytan RE-600 offers excellent resistance to light exposure, making it particularly suitable for white and pastel-colored crust leathers.

 

 

Recommended Application:

 

For optimum performance, leather should be properly neutralized before the retanning process.

 

Typical process after neutralization:

Process

Recommendation

Water

80% at 35°C

Dye

As required

Running Time

45–60 minutes

Rockytan RE-600

1–4%

Processing Time

30 minutes

Additional Retanning Agents

According to formulation

 

 

Application after fatliquoring:

  • Rockytan RE-600: 1–2%
  • Running time: Approximately 30 minutes

 

The dosage depends on the leather type and the desired fullness, softness, and final characteristics.

 

 

Why Choose Rockytan RE-600?

 

Rockytan RE-600 combines excellent filling properties with superior softness and buffability, making it an ideal retanning agent for modern leather production. Its balanced acrylic copolymer technology helps manufacturers produce high-quality leather with improved physical properties and excellent color stability.

 

Whether used for footwear, upholstery, garment, suede, or nubuck leather, Rockytan RE-600 delivers reliable and consistent performance.

 

 

Packaging:

 

Rockytan RE-600 is available in:

  • 200 kg polyethylene (PE) drums.
  • 1000 kg IBC tanks.

 

Custom packaging options may be available upon request.

 

 

Storage Conditions:

 

To maintain product quality:

  • Store in tightly sealed containers.
  • Keep at temperatures between 5°C and 25°C.
  • Protect from direct sunlight and freezing conditions.
  • Prevent water evaporation and skin formation.

 

Under proper storage conditions, Rockytan RE-600 has a shelf life of 12 months.

 

Always refer to the Material Safety Data Sheet (MSDS) before use.

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