Gelest SII6453.7

Identification & Functionality

Chemical Family

Silanes

Chemical Name

Isobutyltrimethoxysilane

CASE Ingredients Functions

Adhesion Promoter,

Coupling Agent,

Water Repellent

Molecular formula

C₇H₁₈O₃Si

Technologies

CASE Ingredients

Product Families

CASE Ingredients — Additives

Functional Additives,

Surface Modifiers

Chemical Structure

Features & Benefits

CASE Ingredients Features

Water Resistance

Features

• Branched structure provides hydrophobic surface treatments for architectural coatings
• Trialkoxy silane

Applications & Uses

Markets

Building & Construction,

Paints & Coatings

Applications

Paints & Coatings — Building & Construction

Architectural Coatings

Building & Construction — Building Envelope & Roofing

Architectural Coatings

Properties

Physical Form

Liquid

Chemical Properties

	Value	Units	Test Method / Conditions
Boiling Point	154.0	°C	-

Typical Properties

	Value	Units	Test Method / Conditions
Molecular Weight	178.3	g/mol	-
Purity	97.0	%	-
Density (at 20°C)	0.933	g/ml	-
Refractive Index (at 20°C)	1.396	-	-
Viscosity (at 25°C)	0.8	cSt	-
Hydrolytic Sensitivity	7 (Reacts slowly with moisture/water)	-	-
Flash Point	42.0	°C	ASTM D3278

Regulatory & Compliance

Chemical Inventories

AICS (Australia),

ECL (Korea),

ENCS (Japan),

IECSC (China),

ISHL (Japan),

KECI (Korea),

NZIoC (New Zealand),

PICCS (Phillipines)

Packaging & Availability

Standard Packaging

• 50 g
•  2 kg
• 17 kg
•  180 kg

Packaging Under

Nitrogen