H.B. Fuller® 20638

Identification

Carrier

Water

GBU

HHC

RTU Product Type

Waterborne Adhesive

Categories

Technologies → Adhesives & Sealants → Product Families → Bonding Technology → Water-Based Adhesives

Applications

Application Area

Lamination,

Board,

Polyolefin Films,

Wet Laminating,

Heat Sealing,

Clay Coat Board

Application Method

Roller

Compatible Substrates & Surfaces

Foils,

Metallized Polyester

Applications & Uses

Application Instructions

Application method: roller coaters

Suitable Substrates

Board, clay coat board, foil, metallized polyester and most treated polyolefin films.

Typical Applications

Developed for microwave packaging and for running at high line speeds. This adhesive also functions as a heat seal for film/film and film/board/film applications.

Features

Ready-to-Use Product Features

Good Adhesion,

Self Curing Capable,

Fast Drying,

Water-based,

Good Heat Stability,

Clean Machining,

Excellent Machining Characteristics

Features & Benefits

Product Characteristics

• excellent adhesion to most polar substrates
• used for wet laminating or heat sealing
• heat reactive
• self-curing
• provides fast adhesion development
• excellent heat stability when used in microwave receptor laminating
• fast drying
• clean machining
• produces a water-resistant bond
• excellent machining characteristics on roller coaters

Packaging & Availability

Regional Availability

• North America

Physical Properties

Physical Form

Emulsion

Properties

Typical Properties

	Value	Units	Test Method / Conditions
Density	approx. 8.5	Ibs/gal	-
Solid Content	approx. 57	%	-
Storage Temperature	65 - 85	°F	-
Viscosity	300	cPs	-
pH	approx. 7	-	-

Safety & Health

Safety Information

Avoid contact with skin and eyes. Product will irritate eyes if contact occurs. Skin irritation is possible on prolonged or repeated contact.

Storage & Handling

Storage Conditions

For best performance, the product should be stored and used at 65°F – 85°F. Do not freeze.

Shelf Life

180 days