HydraBan® 420

Brand Family Overview

ThermaGloss® overprint varnishes (OPVs) impart excellent gloss to preprinted linerboard. Coated linerboard passes through the corrugator without picking, softening or smearing. Superior heat resistance eliminates the need for hotplate temperature reduction.

See more ThermaGloss products.


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

See more products recommended for Perishables.
Physical Properties

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

AppearanceWhite liquid
EZ Cup Viscosity (s) 12 - 22
Cup Number3
pH10.0 - 12.5

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.