Coatings · Technical data sheet

ReliFoam DF825 Series

Identity

ReliFoam™ DF825 Series

Premium Silicone Defoamers for Waterborne Coatings, Printing Inks & Adhesives

High-Performance Alternatives to Leading Silicone Defoamers

ReliFoam™ DF825 Series

ReliFoam™ DF825 Series consists of premium silicone-based defoamers designed for efficient foam control in waterborne coating systems. The products provide rapid foam knockdown, excellent persistent foam suppression, outstanding compatibility and minimal surface defects across a broad range of industrial formulations.

Recommended Applications

Architectural Coatings

Industrial Coatings

Wood & Furniture Coatings

Latex Paints

Waterborne Varnishes

Printing Inks

Overprint Varnishes

Leather Coatings

Pure Acrylic Systems

Styrene Acrylic Systems

Polyurethane Dispersions

Chemistry

Active Content

Appearance

Specific Gravity pH

Viscosity

Best For

Airless Spray

Microfoam Removal

Polyether Modified Silicone

25%

Milky White Liquid

Typical properties and specifications

0.98–1.02 g/cm³

6–8

1,000–3,000 mPa·s

General waterborne coatings

Excellent

Modified Silicone

25 ±1%

Milky White Liquid

0.98–1.02 g/cm³

6–8

1,000–4,000 mPa·s

Acrylic & PU systems

Excellent

Outstanding

Property ReliFoam™ DF825 ReliFoam™ DF825P

Key Benefits

  • Fast foam knockdown
  • Long-lasting foam suppression
  • Excellent compatibility
  • Low crater tendency
  • Outstanding gloss retention
  • Suitable for roller, spray and

curtain coating

  • Effective under high-shear mixing
  • Excellent storage stability
  • Excellent air release

Storage

  • Store in original unopened containers.
  • Protect from freezing.
  • Recommended storage temperature: 5–35°C.
  • Stir thoroughly before use.

Applications and benefits

  • Shelf life: 12 months under recommended

storage conditions.

Packaging

  • 25 kg Pails
  • 200 kg Drums
  • 1,000 kg IBC Totes

Typical Dosage

Recommended dosage:

  • 0.10–0.50% of total formulation weight.

For optimum performance:

  • Add approximately 50% during grinding
  • Add remaining 50% during let-down
  • Optimize dosage through laboratory evaluation

the suitability of the product for their specific application. Reliant Chemical

Which Product Should I Choose?

Recommended when your formulation requires:

  • Maximum dynamic defoaming
  • General-purpose waterborne coatings
  • Wood coatings
  • Industrial paints
  • Overprint varnishes
  • Broad formulation compatibility

Recommended when your formulation requires:

  • Pure acrylic emulsions
  • Styrene-acrylic systems
  • PU dispersions
  • High-viscosity coatings
  • Airless spray applications
  • Enhanced microfoam elimination

ReliFoam™ DF825 ReliFoam™ DF825P

Benchmarked Against Leading Silicone Defoamer

Use levels, packaging, and storage

Performance Comparison

Active Content

Water Dispersibility

Dynamic Defoaming Time (sec)

Foam Suppression

Surface Cratering

Brush/Roller Application

Airless Spray

Curtain/Flow Coating

Flexographic Printing

Flooring Coatings

24%

Excellent

None

Excellent

Suitable

25%

Excellent

None

Excellent

Very Good

Excellent

Suitable

25%

Excellent

None

Excellent

Suitable

Performance Test Leading Benchmark ReliFoam™ DF825 ReliFoam™ DF825P

Supplier benchmark testing against a leading commercial silicone defoamer in waterborne coating formulations. Results may vary depending on formulation and processing conditions.

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