Michem® Flex P1883

Brand Family Overview

Michem® Prime functionalized copolymer dispersions deliver the flexibility, water/chemical resistance and barrier properties of polyethylene in a water-based form. Property enhancements include; excellent clarity, adhesion, lower heat seal temperature, toughness, and crosslinkability.

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Primer for metal and paper substrates promoting good adhesion to extrusion coated resins resulting in strong bond strength as well as excellent water and chemical resistance. It may also be used as a low temperature heat seal coating for bonding aluminum foil to itself or to paper.


Water based heat seal coating and primer for extrusion coated resins.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Heat Seal Coatingsmetal, Substrate - paper
Extrusion Coating Primersadhesion for metal and paper, chemical resistance, water resistance

See more products recommended for Heat Seal Coatings.
See more products recommended for Extrusion Coating Primers.
Physical Properties

These physical properties are typical but should not be considered specifications.

AppearanceTranslucent liquid
pH8.4 - 9.4
Emulsifier ChargeAmmoniated dispersion
Percent Non-Volatile24.2 - 25.4
Recommended pH Range>7
Brookfield Viscosity (cps, mPa·s) 50 - 400
Spindle Number2

Site of Manufacture (and Product Code)

CIN (MFP1883)
AUB (MFP1883.E)
SNG (MFP1883.S)

Application Data

Michem® Flex P1883 may be applied via flexo, gravure or smooth roll coater. When possible, corona or flame treat substrates prior to priming and dry thoroughly with hot, circulating air. May be used for in-line or off-line processes. Recommended application weight as an extrusion primer is between 0.1 - 1.0 dry g/m2. Heat seal coatings require heavier application weights, typically 1-3 dry g/m2. EZ Cup Viscosity - #3 Cup, 17 - 19 sec.


Ensure adequate ventilation. Handle in accordance with good industrial hygiene and safety practice.