VaporCoat® 850

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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Designed primarily for MVTR, it also provides water resistance and some oil and grease resistance. It is gluable with both cold set and hot melt adhesives and is printable with water based inks.


Moisture barrier (MVTR) coating.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted

See more products recommended for Perishables.
Physical Properties

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

AppearanceOff-white to gray emulsion
pH8.0 - 10.0
Shelf Life (mo) 6
Freeze/Thaw StabilityStable after 5 Cycles
Percent Non-Volatile60.5 - 62.0
Specific Gravity1.20 - 1.25
Brookfield Viscosity (cps, mPa·s) 450 - 850
Spindle Number3

Site of Manufacture (and Product Code)


Application Data

VaporCoat® 850 should be applied via rod coater.