For laminate AL foil, can avoid tunnel, Boiling grade, Good wettability to films, transparency, fexibility,aging resistence.
EF2072A/EF2072B Laminating Polyurethane Adhesive
(Ester based and specializing for Aluminum foil in boiling grade)
Description
EF2072A/B is an EA based two-component polyurethane adhesive specializing for Al foil laminating, widely used in laminating of various treated film like BOPP,PET,NY,PE,CPP,AL,Paper,etc .
Technical Properties
These properties are typical but do not constitute specifications.
Item | EF2072A (OH component) | EF2072B (NCO component) |
Type | Main agent | Hardener |
Ingredient | Polyester polyol agent | Isocyanate-terminated Polymer |
Appearance | Light yellow transparent liquid | Light yellow transparent liquid |
Solid Content(%) | 72±2 | 75±2 |
Viscosity (mPa.s20°C) | 5000±1000 | 3000±1000 |
Solvent | Ethyl acetate | Ethyl acetate |
Mix Proportion | 5 | 1 |
Shelf life | 360days | 300days |
Typical features:
Specializing to laminate Al foil with other plastic film, effective to avoid the happening of tunnel.
Odorless, the film laminated by EB2072A/B has good transparency, flexibility, aging resistance.
High initial bonding strength, good peeling strength for structural AL/plastic film.
With great wettability to films, EF2072A/B has good working property.
The packaging film laminated by EF2072A/B can resist to boil at 100°C less than 30minutes
It complied with US FDA 21CFR175.105.
Recommended Operating Conditions
Application Method Direct gravure
Application Cylinder 100-200 line
Application solids 20-40% (Recommend 30%)
Pot Life Static 8 hours approximately
Dynamic 24 hours approximately
Dry Coating Weight 2.0-4.0 gsm depending on structure
Drying Section Temperature 55-65°C 65-75°C 75-85°C(three sections)
Laminating Temperature 50-80°C
Cure Time 24-48 hours (45-55°C)
Cleaning Solvent Ethyl Acetate
Package
Pack in steel drum normally.
Main agent is 20kg/drum. Hardener is 4kg/drum.
Safety & Storage
Store in cool, dry, well-ventilated area away from heat and ignition sources, keep container tightly closed.
Refer to MSDS for more safety information
Important notice
These documents we provided are made on the basis of our recent knowledge and experience. All these terms we mentioned are only suitable in normal condition and could be used as references. Please test and affirm before formal production or contact with our technician to some especial structures of films and stuffs packed, we do not take on any legal duty for these documents.
EA-based plastic film laminating adhesive
