Adcote™ 550 is the polyester component of a two-component laminating adhesive which requires the use of an isocyanate coreactant. This polyester, in conjunction with various isocyanate terminated coreactants, functions as an adhesive for flexible packaging and industrial laminations. Adcote™ 550 adhesive adheres to a wide variety of substrates including treated polyolefins, polyester, and, aluminum foil.

Features & Benefits

Adcote™ 550 adhesive provides optical clarity, high bond strength, and a very high level of heat and chemical resistance.

Key Properties

Application Method
Coreactant F, Coreactant CT
Coating Weight
2.0-2.5 lbs/ream
Ethyl Acetate
Clear Amber Liquid
9.1 lbs/gallon
Mix Ratio
100:12 for Coreactant F, 100:9.6 for Coreactant CT
Recommended Diluent
Methyl Ethyl Ketone, Ethyl Acetate
Drying Web Temperature
150-180 °F
Key Performance Benefits
very high heat resistance, good chemical resistance
Shelf Life
360 days
Applied Solids
30-35 %
Supplied Solids
60 %
Ethyl Acetate
Methyl Ethyl Ketone, Ethyl acetate
Cure Time
7-10 days @ 70 °F
Mixed Viscosity
3,500 cPs
Nip Temperature
180-220 °F
Nominal Application Temperature
Room Temperature
Post Process Time
24-48 hours @ 70 °F
Pot Life
> 8 hours
Treated Polyolefins, Polyester, and Aluminum Foil
4,000 cPs @ 25 °C

Technical Resources

The Importance of Quality Control Testing By being diligent in recording and monitoring tests for each laminated structure many potential laminate problems can be averted. Read More...
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