Name: Evonik Dynasylan SIVO 113 Water Repellent
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Evonik Dynasylan SIVO 113 Water Repellent

Highly effective hydrophobic surface treatment for mineral substrates.
Reacts chemically with silanol groups to form stable covalent Si–O–Si bonds.
Enables durable water repellency without significantly altering substrate appearance or breathability.
Low-VOC, solvent-based formulation compatible with standard application methods (spraying, brushing, dipping).
Excellent resistance to UV radiation and long-term weathering exposure.

Typical Applications Of Evonik Dynasylan SIVO 113 Water Repellent

Protection of concrete façades and precast concrete elements in architectural construction.
Water repellency treatment for natural stone (e.g., granite, limestone, sandstone) in restoration and new-build projects.
Surface protection of clay bricks, roof tiles, and mortar joints in exterior masonry systems.
Pre-treatment for cementitious renders and EIFS (External Insulation and Finish Systems) to enhance rainwater shedding.

Chemical Type	Alkylalkoxysilane (octyltriethoxysilane)
Product Form	Liquid
Appearance	Clear, colorless to pale yellow liquid
Solvent System	Isopropanol / white spirit blend
Density (20 °C)	Approx. 0.84–0.86 g/cm³
Flash Point (PMCC)	Approx. 35–40 °C
Primary Applications	Water repellent for porous mineral building materials
Key Features	Covalent bonding, low surface tension, vapor-permeable, UV-stable

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