HydraBan® 420

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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A water based coating designed to provide good water beading and resistance to corrugated board while being cold set gluable with most adhesives.


Water beading, water resistant, gluable coating

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Perishableswater resistance

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Physical Properties

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

AppearanceWhite liquid
pH10.0 - 12.5
Percent Non-Volatile29.0 - 31.0
Brookfield Viscosity (cps, mPa·s) 100 - 600
Spindle Number3

Site of Manufacture (and Product Code)

CIN (HY420)
SNG (HY420.S)

Application Data

HydraBan® 420 can be applied in-line on the corrugator from the wet or dry end, with a rod or blade coater, or offline. It can also be applied by flexo.


Handle in accordance with good industrial hygiene and safety practice.