Michem® Prime 4990R

Michem Prime Family Overview

Michem® Prime functionalized copolymer dispersions deliver the flexibility, water and chemical resistance, and barrier properties of polyethylene in a water-based form. Property enhancements include excellent clarity, adhesion, lower heat seal temperature, durability, and crosslinkability. Learn more about Michem Prime »

Usage

This dispersion provides outstanding adhesion to both metallic and cellulosic substrates and enhances the water, grease, oil, and solvent-resistance of coatings and adhesives. It can serve as a tie coat or primer for extrusion coatings, a foil laminate, specialty paper coating, paper sizing agent, heat sealable coating, and a nonwoven binder, and used as a thermally active binder in thermal transfer release coatings.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Heat Seal CoatingsSubstrate - paper, metal
Inksadhesion promotion, chemical resistance, water resistance, alcohol resistance
Overprint Varnishesadhesion promotion, chemical resistance, water resistance, alcohol resistance
Thermal Transferrelease

Physical Properties

AppearanceWhite liquid
pH7.8 – 8.8
Emulsifier ChargeAmmoniated dispersion
Percent Non-Volatile32.0% – 35.0%
Recommended pH Range> 7
Brookfield Viscosity Range200 – 850
Spindle Number3
RPM60

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

Additional Information

Description: Copolymer dispersion

Handling: 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: 12 Months

Technical Data Sheet: Click here to download a Technical Data Sheet PDF for Michem® Prime 4990R

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

Cincinnati, OH, USA (MP4990R)

Aubange, Belgium (MP4990R.E)

Tuas, Singapore (MP4990R.S)