Michem® In-Line Primer Q4325A

Michem In-Line Primer Family Overview

Primers explicitly designed for use on HP Indigo equipment with an in-line priming applicator to impart a print-receptive surface to most substrates, and improve the ink transfer and adhesion of HP Indigo ElectroInk. Learn more about Michem In-Line Primer »


Designed as a primer for HP Indigo substrates to render them compatible to ink. It can be used on uncoated paper substrates on the in-line priming unit on the W7200 press.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
HP Indigo SolutionsSubstrate - paper, Applicator - Indigo ILP station, OEM - Indigo ws7200

Physical Properties

AppearanceTranslucent liquid
pH10.4 – 11.4
Percent Non-Volatile8.3% – 8.7%

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

Additional Information

Description: Print receptive primer

Handling: Avoid contact with eyes, skin and clothing. Ensure adequate ventilation. Handle in accordance with good industrial hygiene and safety practice. Use personal protective equipment as required.

Storage: Keep containers tightly closed in a dry, cool and well-ventilated place. Keep from freezing

Shelf Life: 24 Months

Technical Data Sheet: Click here to download a Technical Data Sheet PDF for Michem® In-Line Primer Q4325A

Site(s) of Manufacture (and Product Code):

Cincinnati, OH, USA (Q4325A)

Aubange, Belgium (Q4325A.E)

Tuas, Singapore (Q4325A.S)