Michem® Flex HS-333

Brand Family Overview

Ecrothan® polyurethane dispersions and PU-acrylic hybrid dispersions are specially developed for applications requiring maximum durability in a beautiful finish, e.g. for industrial wood. Available in grades for hard surfaces and flexible substrates, including 100% cosolvent-free grades.

See more Ecrothan products.


A heat sealable slip coating for paper and metal substrates.


Water based heat seal coating with low coefficient of friction when dried.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Heat Seal Coatingsmetal, Substrate - paper

See more products recommended for Heat Seal Coatings.
Physical Properties

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

AppearanceWhite, thin, liquid.
pH8.3 - 9.3
Percent Non-Volatile22.3 - 23.3
Brookfield Viscosity (cps, mPa·s) 0 - 50
Spindle Number1

Site of Manufacture (and Product Code)


Application Data

1-3 dry g/m2 applied by gravure, dried by forced air, was heat sealable to itself, metals and resins such as Ionomer and Ethylene Vinyl Acetate.


Handle in accordance with good industrial hygiene and safety practice.