ADCOTE 550

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

Key Properties

Application Method
Gravure
Coreactant
Coreactant F, Coreactant CT
Coating Weight
2.0-2.5 lbs/ream
Carrier
Ethyl Acetate
Chemistry
Polyester
Color
Clear Amber Liquid
Density
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 %
Solvent
Ethyl Acetate
Thinner
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
Substrates
Treated Polyolefins, Polyester, and Aluminum Foil
Viscosity
4,000 cPs @ 25 °C

Techincal 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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