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Polyester laminating adhesive for flexible packaging and industrial laminations.




Product Overview

Adcote™ 503A adhesive 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.

Product Specifications

Solids: 44%
Viscosity: 900 cps @ 25°F
Weight/Gallon: 7.9 lb
Solvents: Methyl ethyl ketone
Coreactant: Coreactant F**
Mix Ratio: 100 pbw Adcote 503A, 5.25 pbw Coreactant F 100 pbw Adcote 503A, 4.20 pbw Coreactant 9L10
Diluents: Methyl ethyl ketone, toluene, urethane grade ethyl acetate, or 1,1,1-trichloroethane
Primary Chemistry: Polyester 

Features & Benefits

Optical clarity
High bond strength
High level of heat and chemical resistance


Cellophane, treated polyolefins, polyester, polyamide, aluminum foil, metallized and PVDC coated materials, treated heat-sealable layers of coextrusions

Related Products

Dow Laminating Adhesives

Dow Laminating Adhesives is a wide-reaching portfolio of adhesives and coatings for the flexible packaging and industrial lamination markets. They include the latest innovations in bio-friendly water-based, solventless and specialty adhesives for nearly every packaging application - from general purpose through high performance, including new cold seal, heat-seal and clear retort adhesives.

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