BRB SILOEN WA 264

BRB Siloen WA 264 is a polyether-modified siloxane-based wetting agent designed for waterborne coatings, inks, and adhesives.
BRB Siloen WA 264 provides excellent substrate wetting, low surface tension, and outstanding compatibility across a wide pH range.
BRB Siloen WA 264 is suitable for aqueous systems requiring fast wetting and uniform film formation without increasing slip or foam.

CAS Number: Proprietary mixture
EC Number: Not applicable
Molecular Formula: Mixture of siloxane and polyether units
Molecular Weight: Variable

Synonyms: Silicone Polyether Wetting Agent, Waterborne Coating Additive, Siloxane Surfactant, Polyether-Modified Silicone, Aqueous Wetting Additive, Substrate Wetting Agent, BRB Silicone Additive, Water-Based Coating Surfactant, Paint Wetting Agent, Low Foam Silicone Additive, BRB Siloen WA 264, Siloen WA 264, BRB Siloen Wetting Agent 264, BRB WA 264, Siloen Wetting Agent 264, BRB Siloen Polyether-Modified Siloxane, BRB Siloen Silicone Surfactant 264, Siloen 264 Additive, Siloen 264 Coating Agent, Siloen 264 Surface Additive, Siloen 264 Leveling Agent, Siloen 264 Flow Promoter, Siloen 264 Surface Wetter, Siloen 264 Wetting Agent, BRB Siloen Wetting Additive, BRB Siloen Substrate Wetting Agent, BRB Siloen Hydrolytically Stable Additive, BRB Siloen Low-Foam Agent, BRB Siloen WA 264 Polyether Siloxane, BRB Siloen Coating Additive, BRB Siloen Industrial Additive, BRB Siloen WA 264 Chemical, BRB Siloen WA 264 Compound, BRB Siloen WA 264 Material, BRB Siloen WA 264 Product, BRB Siloen WA 264 Substance, BRB Siloen WA 264 Technical Grade, BRB Siloen WA 264 Industrial Grade, BRB Siloen WA 264 Coating Grade, BRB Siloen WA 264 Ink Additive, BRB Siloen WA 264 Varnish Additive, BRB Siloen WA 264 Adhesive Additive, BRB Siloen WA 264 Leather Additive, BRB Siloen WA 264 Waterborne Additive, BRB Siloen WA 264 Aqueous Additive, BRB Siloen WA 264 Hydrophilic Additive, BRB Siloen WA 264 Surface Modifier, BRB Siloen WA 264 Film Modifier, BRB Siloen WA 264 Flow Modifier, BRB Siloen WA 264 Leveling Modifier, BRB Siloen WA 264 Coalescing Agent, BRB Siloen WA 264 Coupling Agent, BRB Siloen WA 264 Dispersing Agent, BRB Siloen WA 264 Emulsifying Agent, BRB Siloen WA 264 Defoaming Compatible Additive, BRB Siloen WA 264 Surface Tension Reducer, BRB Siloen WA 264 Wetting Surfactant, BRB Siloen WA 264 Siloxane Surfactant, BRB Siloen WA 264 Silicone Wetting Agent, BRB Siloen WA 264 Modified Siloxane, BRB Siloen WA 264 Silicone Copolymer, BRB Siloen WA 264 Polyether Surfactant, BRB Siloen WA 264 Hydrolytically Stable Surfactant

APPLICATIONS

BRB Siloen WA 264 is used as a water repellent additive in construction materials.
BRB Siloen WA 264 imparts long-lasting hydrophobicity to mineral surfaces.
BRB Siloen WA 264 protects porous substrates from moisture absorption and degradation.

BRB Siloen WA 264 is applied in cement-based formulations.
BRB Siloen WA 264 reduces water penetration in mortar, grout, and concrete.
BRB Siloen WA 264 enhances freeze–thaw resistance and surface durability.

BRB Siloen WA 264 is used in gypsum-based plasters and boards.
BRB Siloen WA 264 improves dimensional stability and prevents surface cracking.
BRB Siloen WA 264 minimizes water uptake during curing and application.

BRB Siloen WA 264 is incorporated in masonry coatings.
BRB Siloen WA 264 forms a water-repellent barrier while maintaining breathability.
BRB Siloen WA 264 protects facades and exterior walls against rain and moisture.

BRB Siloen WA 264 is applied in concrete admixtures.
BRB Siloen WA 264 improves workability and reduces efflorescence formation.
BRB Siloen WA 264 enhances long-term durability under humid conditions.

BRB Siloen WA 264 is used in silicate- and lime-based coatings.
BRB Siloen WA 264 prevents peeling and surface degradation due to moisture.
BRB Siloen WA 264 maintains the aesthetic appearance of mineral finishes.

BRB Siloen WA 264 is incorporated in waterproof renders and tile adhesives.
BRB Siloen WA 264 ensures reduced water absorption without affecting adhesion.
BRB Siloen WA 264 provides long-term protection against dampness and fungal growth.

BRB Siloen WA 264 is used in aerated concrete blocks and precast elements.
BRB Siloen WA 264 enhances surface hydrophobicity and prevents capillary rise.
BRB Siloen WA 264 increases material lifespan in wet environments.

BRB Siloen WA 264 is applied in powder coatings and dry mix formulations.
BRB Siloen WA 264 improves flowability and dispersion of dry materials.

BRB Siloen WA 264 ensures uniform water repellency in the final cured matrix.
BRB Siloen WA 264 is used in porous brick and stone treatments.

BRB Siloen WA 264 prevents water ingress while preserving vapor permeability.
BRB Siloen WA 264 extends structural integrity in exterior and heritage applications.

BRB Siloen WA 264 is incorporated in construction sealants and coatings.
BRB Siloen WA 264 enhances hydrophobic performance in polymer-modified systems.
BRB Siloen WA 264 minimizes dirt pickup and surface staining.

BRB Siloen WA 264 is used in cementitious repair mortars.
BRB Siloen WA 264 improves adhesion and resistance to moisture-related failures.
BRB Siloen WA 264 contributes to improved performance in marine and humid zones.

BRB Siloen WA 264 is applied in roof coatings and waterproof membranes.
BRB Siloen WA 264 enhances UV resistance and hydrophobicity of surface films.

BRB Siloen WA 264 provides long-lasting water resistance under outdoor exposure.
BRB Siloen WA 264 is used in waterborne coatings to improve substrate wetting and film formation.

BRB Siloen WA 264 enhances coating uniformity and prevents defects such as cratering and pinholes.
BRB Siloen WA 264 reduces surface tension, allowing coatings to spread evenly on low-energy substrates.

BRB Siloen WA 264 is applied in industrial and architectural paints to improve coverage and appearance.
BRB Siloen WA 264 enables smooth finishes and excellent leveling properties even at low dosage levels.
BRB Siloen WA 264 maintains gloss and color consistency across different substrate types.

BRB Siloen WA 264 is used in automotive coatings and refinish systems to promote rapid wetting and controlled flow.
BRB Siloen WA 264 provides durable film formation and compatibility with various binder systems.
BRB Siloen WA 264 improves surface adhesion and recoatability in multi-layer coating systems.

BRB Siloen WA 264 is utilized in printing inks and overprint varnishes for improved substrate wetting.
BRB Siloen WA 264 enhances print clarity, surface uniformity, and adhesion to plastic or paper substrates.
BRB Siloen WA 264 prevents surface irregularities during fast drying or curing.

BRB Siloen WA 264 is incorporated into adhesives and sealants to promote bonding to difficult surfaces.
BRB Siloen WA 264 increases the contact area between adhesive and substrate for improved strength.
BRB Siloen WA 264 helps maintain viscosity control and uniform dispersion in formulations.

BRB Siloen WA 264 is suitable for wood coatings and decorative finishes requiring smooth, defect-free appearance.
BRB Siloen WA 264 enhances coating penetration and improves the visual quality of wooden surfaces.
BRB Siloen WA 264 allows high gloss and uniform color without fisheyes or wetting issues.

BRB Siloen WA 264 is used in leather coatings, textile finishes, and paper treatments.
BRB Siloen WA 264 increases wetting speed and provides improved film coverage on porous materials.
BRB Siloen WA 264 prevents surface repellency and ensures even coating layers.

BRB Siloen WA 264 is compatible with low-VOC formulations and environmentally friendly systems.
BRB Siloen WA 264 supports sustainable coating technologies without sacrificing performance.
BRB Siloen WA 264 minimizes foam formation and maintains system stability during mixing.

BRB Siloen WA 264 is used in aqueous pigment dispersions to improve wetting of pigments and fillers.
BRB Siloen WA 264 facilitates color development and dispersion stability.
BRB Siloen WA 264 prevents pigment flotation and ensures uniform color distribution.

DESCRIPTION

BRB Siloen WA 264 is a silicone-based water-repellent additive designed for dry mortar and construction applications.
BRB Siloen WA 264 is formulated to impart durable hydrophobic properties to mineral surfaces.
BRB Siloen WA 264 improves the water resistance, durability, and appearance of building materials.

BRB Siloen WA 264 is typically based on silane/siloxane chemistry.
BRB Siloen WA 264 can be used in both powder and liquid formulations.
BRB Siloen WA 264 provides excellent compatibility with cement, lime, and gypsum systems.

BRB Siloen WA 264 appears as a white to off-white free-flowing powder.
BRB Siloen WA 264 has a mild characteristic odor and is easily dispersible in dry mixes.
BRB Siloen WA 264 is designed for incorporation at low dosage levels.

BRB Siloen WA 264 exhibits long-term hydrophobic performance even under alkaline conditions.
BRB Siloen WA 264 reduces surface tension and capillary absorption in porous substrates.
BRB Siloen WA 264 enhances both waterproofing and breathability of construction materials.

BRB Siloen WA 264 is resistant to UV light, alkalis, and environmental stress.
BRB Siloen WA 264 complies with international standards for cement admixtures.
BRB Siloen WA 264 should be stored in a dry environment, protected from humidity and direct sunlight to maintain its performance.

BRB Siloen WA 264 is a clear to slightly yellow liquid with low viscosity.
BRB Siloen WA 264 is based on polyether-modified silicone chemistry, combining hydrophobic siloxane and hydrophilic polyether segments.
This unique structure allows strong surface activity and compatibility in both waterborne and solvent-containing systems.

BRB Siloen WA 264 lowers the surface tension of aqueous systems to approximately 22–25 mN/m.
BRB Siloen WA 264 ensures rapid wetting of low-energy surfaces such as plastics, wood, and metals.
The additive remains stable under mildly acidic and alkaline conditions, making it suitable for versatile formulations.

BRB Siloen WA 264 exhibits high hydrolytic stability and maintains efficiency under elevated temperatures.
BRB Siloen WA 264 does not increase surface slip and does not interfere with intercoat adhesion.
BRB Siloen WA 264 is easy to incorporate during production and can be added at any stage of formulation.

PROPERTIES

Appearance: Clear to light yellow liquid
Odor: Mild, characteristic odor
Active Content: 100%
Surface Tension (0.1% in water): ~22–25 mN/m
pH Stability Range: 4–10
Solubility: Dispersible in water
Density: Approx. 1.02 g/cm³
Flash Point: >100°C
Viscosity: Low to medium
Storage Temperature: 5–30°C
Compatibility: Excellent with waterborne resins and polymer emulsions
Foam Formation: Very low
Slip Effect: Negligible

FIRST AID

Inhalation:
Move the affected person to fresh air immediately.
If breathing is difficult, seek medical attention.

Skin Contact:
Wash thoroughly with soap and water.
Remove contaminated clothing and wash before reuse.
If irritation occurs, seek medical attention.

Eye Contact:
Rinse with plenty of clean water for at least 15 minutes.
Seek medical attention if irritation persists.

Ingestion:
Rinse mouth thoroughly with water.
Do not induce vomiting.
Seek medical attention if discomfort occurs.

Note to Physicians:
Treat symptomatically and provide supportive care as required.

HANDLING AND STORAGE

Handling:
Wear protective gloves, goggles, and suitable clothing.
Avoid inhaling mist or vapors.
Use only in well-ventilated areas.

Ventilation:
Ensure adequate local exhaust ventilation during processing.

Avoidance:
Avoid contact with eyes, skin, and clothing.
Do not eat, drink, or smoke while handling.

Spill and Leak Procedures:
Absorb spills with inert materials such as sand or vermiculite.
Collect waste into suitable containers for disposal.
Prevent product from entering drains or waterways.

Storage:
Store in a cool, dry, and well-ventilated area.
Keep containers tightly closed when not in use.
Avoid exposure to direct sunlight and freezing temperatures.
Keep away from strong oxidizing agents and reactive materials.

Handling Cautions:
Do not mix with incompatible materials.
Use only clean, dry equipment when transferring the product.
Maintain proper labeling on all storage containers.