Michem® Coat 81

Brand Family Overview

DigiGuard® aqueous and UV curable overprint varnishes protect and enhance the appearance of printed materials. Various grades are available for commercial print jobs; form, fill and seal packaging; and food contact applications.

See more DigiGuard products.


A repulpable, printable, and cold set gluable coating optimized for water resistance and intermediate MVTR protection. Common uses include packaging for produce and meats, or anywhere packaged goods require protection from water or moisture vapor. It can be used alone as a single bump, or can be an ideal base coat for other barrier-enhancing Michelman coatings.


Water resistant coating with intermediate moisture barrier.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Perishableswater resistance

See more products recommended for Perishables.
Physical Properties

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

AppearanceOff-white liquid
pH8.5 - 10.0
Percent Non-Volatile50.0 - 52.0
Brookfield Viscosity (cps, mPa·s) 400 - 800
Spindle Number3

Site of Manufacture (and Product Code)

CIN (MC81)

Application Data

Michem® Coat 81 is best applied via off-line rod coater or in-line at the wet end of the corrugator. Dry end application is not recommended. Dilution is not recommended.