Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

DOW DOWSIL Z-6701 Silane

DOW DOWSIL Z-6701 Silane is a proprietary amino-functional silane coupling agent from Dow’s DOWSIL™ silicone portfolio. It enhances adhesion between organic polymers and inorganic substrates like glass, metals, or fillers—widely used in sealants, adhesives, coatings, and composite materials to improve mechanical strength, moisture resistance, and durability.
  • dow dowsil z 6701 silane_32809fc2
  • dow dowsil z 6701 silane_32809fc2

Features Of DOW DOWSIL Z-6701 Silane

  1. High-purity aminosilane offering excellent coupling efficiency between inorganic substrates and organic polymers.

  2. Enhances adhesion, durability, and moisture resistance in sealants, adhesives, and coatings.

  3. Low volatility and favorable hydrolytic stability for improved handling and shelf life.

  4. Compatible with a broad range of resins including silicones, epoxies, polyurethanes, and acrylics.

  5. Enables superior interfacial bonding on glass, metals, and mineral fillers without requiring harsh surface pretreatment.

Typical Applications Of DOW DOWSIL Z-6701 Silane

  1. Primary adhesion promoter in silicone-based structural glazing sealants.

  2. Surface modifier for silica and silicate fillers in high-performance composites.

  3. Key ingredient in automotive underhood adhesives and gasketing compounds.

  4. Functional additive in UV-curable and moisture-cure coatings for metal and glass substrates.

Specifications Of DOW DOWSIL Z-6701 Silane

Chemical TypeAminosilane (3-aminopropyltriethoxysilane derivative)
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
Density (25 °C)~0.94–0.96 g/cm³
Refractive Index (25 °C)~1.41–1.43
pH (1% aqueous solution)~10–11
SolubilityMiscible with water, alcohols, and common organic solvents
Storage ConditionStore in original sealed container at 5–30 °C; protect from moisture


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