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Metal adhesives

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Aptek 2209-A/B Clear, non-yellowing urethane adhesive
Categories: Polymer; Adhesive; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Adhesive

Material Notes: APTEK 2209-A/B is a water clear, thixotropic, two component, electrically insulating, urethane adhesive designed for bonding various substrates. APTEK 2209-A/B is effective for bonding plastics and in particular displays excellent adhesion to GE LEXAN (polycarbonate) without cracking or crazing the substrate.

Excellent U.V. and weathering resistance for outdoor application. Very good clarity for see-through applications like back-lit signs/displays. Convenient 1:1 PBW or PBV mix ratio for easy handling. Fast set version available upon request. Low viscosity, castable version available upon request.

APTEK 220-A is a clear polyol resin. APTEK 2209B is a clear organic isocyanate.

Information provided by Aptek Laboratories, Inc.

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Physical PropertiesOriginal ValueComments
Density 1.13 g/ccA Component; ASTM D1475
 1.14 g/ccB Component; ASTM D1475
Viscosity 76000 cPB Component; ASTM D1824
 92000 cPA Component; ASTM D1824
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 50 - 60Cured property; ASTM D2240
Adhesive Bond Strength 700 psiCured property; Lap Shear failure in polycarbonate substrate; ASTM D1002
 1200 psiAl-to-Al Lap Shear; Cured property; ASTM D1002
 
Thermal PropertiesOriginal ValueComments
Flash Point >= 150 °CA Component; ASTM D92
 >= 150 °CB Component; ASTM D92
 
Optical PropertiesOriginal ValueComments
Transmission, Visible 90 %clear; thickness not quantified
 
Processing PropertiesOriginal ValueComments
Processing Temperature 100 °CCure

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PAPTEK06 / 24168

Metal adhesives

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