HPS (Hexaphenylsilanol)

Product Introduction

HPS is a hydrophobic additive used to reduce water absorption in cementitious and gypsum-based systems, improving water resistance.

Product Information

• Chemical Formula:
• Molecular Weight: 478.70
• CAS Number: 789-85-1
• Melting Point: 200–205°C
• Appearance: White crystalline powder.

Application

Gypsum Plasters: Water-repellent modifier. Cement Mortars: Improves durability and lowers permeability. Wall Putties: Reduces efflorescence and cracking.

Packaging and Storage

Packaging

20kg or 25kg plastic or paper bags.

Storage

Avoid moisture and direct sunlight.

Transportation

Handle carefully to avoid caking.

Summary

HPS is a specialty silanol compound providing excellent hydrophobic performance in dry-mix systems.