H.B. Fuller Ködispace 4SG

Identification

Chemical Family

Polyisobutylene Polymers (PIB)

GBU

BAS

RTU Product Type

1K (1 component) Sealant,

Reactive Sealant,

Reactive Thermoplastic Spacer

Product Synonyms

k4sg

Categories

Markets → Building & Construction → Applications → Building Envelope & Roofing → EIFS & Insulation

Markets → Building & Construction → Applications → Building Envelope & Roofing → Glazing & Window Elements

Markets → Building & Construction → Applications → Building Materials → Interior Fixtures

Markets → Industrial → Applications → Chemical & Industrial Manufacturing → Industrial Adhesives & Sealants

Technologies → Adhesives & Sealants → Product Families → Bonding & Sealing Chemistry → Thermoplastic Adhesives & Sealants

Technologies → Adhesives & Sealants → Product Families → Sealing Technology → Reactive Sealants

Applications

Application Area

Doors,

Windows,

Insulating Glass,

Spacer

Compatible Substrates & Surfaces

Glass

Applications & Uses

Applications

Fields of Application

• Manufacturing of insulating glass

Typical Applications

• Manufacturing of laminated glass with liquid composite.
• PIB based desiccant filled spacer for insulating glass.

Features

Ready-to-Use Product Features

Durable,

Flexible,

Good UV Resistance,

High Performance,

High Productivity,

Low Gas Permeability,

Low Water Permeability,

Excellent Gas Retention,

Good Thermal Insulation Properties,

High Temperature Stability,

Low Moisture Vapor Transmission Rate,

Excellent Energy Performance,

Robotically Applied

Features & Benefits

Labeling Claims

Sustainable

Product Benefits

• High productivity due to fully automated application
• Integrated desiccant
• Warm-edge-system
• Improved U-value of IG edge
• Improved insulation
• Chemically bonds to glass and most silicone secondary sealants
• Very low water vapor transmission rate and gas permeability
• Very high UV resistance

Product Properties

Suitable Substrates

• Glass

Consistency

• Solid compound, can only be applied at elevated temperatures

Surface Requirements

• Dry
• Clean
• Free of grease
• Free of dust

Surface Cleaning

• Körasolv GL

Application Method

• Automatic application

Application Equipment

• Drum melting system

Packaging & Availability

Regional Availability

• Global

Packaging Information

490 lbs drum

Physical Properties

Color (Properties)

Black

Physical Form

Solid

Properties

Processing Properties

	Value	Units	Test Method / Conditions
Melt Volume Flow Rate (at 130°C, 10 kg)	15	cm³/10 min	DIN EN ISO 1133
Processing Temperature	115 - 140	°C	-
Service Temperature	-40 to 90	°C	-
Storage Temperature	10 - 30	°C	-

Physical Properties

	Value	Units	Test Method / Conditions
Density (at 23°C)	1.28	g/cm³	DIN EN ISO 2811-1
Standard Moisture Adsorption Capacity (tc)	3.6	%	EN 1279-4 annex G
Thermal Conductivity (at 23°C)	0.35	W/mK	EN ISO 10456

Material Specifications

	Value	Units	Test Method / Conditions
Volatile Content	max. 0.008	%	EN 1279-4 annex H

Cured Properties

	Value	Units	Test Method / Conditions
Gas Permeation Rate (argon gas)	max. 0.05	g/(m².d)	EN 1279-4 annex D
Gas Permeation Rate (argon gas)	0.002	g/(m².h)	EN 1279-4 Appendix D
Water Vapor Transmission Rate	0.10	g/(m².d)	EN 1279-4 annex D

Storage & Handling

Storage Conditions

Ködispace 4SG should be used within the shelf life specified on the packaging. The storage stability applies to material stored under appropriate conditions only (original unopened containers, recommended storage temperature).

Shelf Life

18 months