Michem® Flex P1831

Brand Family Overview

Micryl™ waterbased coatings offer water and grease resistance with exceptional flexo runnability. They are applied over ink as protective, rub-resistant finishes, and also used as low-cost, heat-resistant overprints for porous substrates.

See more Micryl products.


Promotes adhesion to many extrusion coated resins resulting in high bond strength for film, metal and paper substrates.


Water based primer for liquids and extrusion coated resins.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Extrusion Coating Primersadhesion for film

See more products recommended for Extrusion Coating Primers.
Physical Properties

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

AppearanceWhite translucent liquid
EZ Cup Viscosity (s) 8 - 13
Cup Number3
pH8.0 - 10.0
Brookfield Viscosity (cps, mPa·s) <100
Spindle Number3

Site of Manufacture (and Product Code)

CIN (MFP1831)
AUB (MFP1831.E)
SNG (MFP1831.S)

Application Data

Michem®Flex P1831 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 for film substrates is between 0.1 - 1.0 dry g/m2. EZ Cup Viscosity - #3 Cup, 8-13 sec.


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