RAW MATERIALS
P
art of the Chemours family of
- Greases: PTFE Micropowders
fluoropolymers, this product
properties, such as chemical
is a white, free-flowing
inertness and non-flammability, are
polytetrafluoroethylene (PTFE) resin
key elements for greases to obtain
used as an additive in other materials
approval to operate in environments
and systems.
where gases and other hazardous
Unlike PTFE granular and fine powders,
products are present.
Zonyl™ PTFE Micropowders have: - Smaller particle sizes ranging from 2 to 20 μm;
- Coatings: The main benefits provided by Zonyl™ Micropowders are abrasion resistance and anti-friction properties,
- Lower molecular weight;
especially important on coatings for
- Different particle shapes and
Industrial applications.
morphology designed to easily blend with other materials.
- Paints: the addition of PTFE Micropowders helps paints have
Depending on how they are handled
easier cleanability thanks to improved
and processed, Zonyl™ Micropowders
anti-fouling properties, and present
provide non-stick properties and
easier higher spreading rate thanks to
improve lubricity, wear resistance, and
the extra lubricity provided.
reinforcing properties.
Most PTFE Micropowders are made
Zonyl™ Micropowders are primarily
through a controlled irradiation or
intended for use as additives in
thermal degradation of PTFE feedstock
mixtures with other solid or liquid
to produce a low molecular weight
materials that can:
PTFE. This irradiation process has
- Enhance abrasion resistance;
the potential to produce low levels of
- Reduce the coefficient of friction and
perfluoroalkyl carboxylic acids in the
mechanical wear;
presence of oxygen and moisture,
- Reduce surface contamination.
one of which is perfluorooctanoic acid
- Modify appearance.
(PFOA).
A wide variety of industries depend
Recently, the EU has taken measures
on PTFE Micropowders for specific
to regulate PFOA, its salts and
benefits, such as their ability to infuse
related substances in a wide range
hosts with some of PTFE’s more unique
of products under the EU REACH
properties.
program. The new regulation requires
Some applications include:
that, subject to certain exceptions,
- Thermoplastics: parts made with
as of July 4, 2020, mixtures and
the addition of Zonyl™ Micropowders,
articles placed on the market in the
like gears, benefit from improved
European Union will have to meet
wear resistance, reduced friction, and
the concentration limits set under
elimination of stick-slip behaviour.
Annex I to Regulation (EU) 2019/1021
- Elastomers: Standard elastomer
(EU Persistent Organic Pollutants
processing methods can be used
Regulation).
to incorporate PTFE Micropowders
Based on rigorous testing of
to enhance wear resistance, reduce
representative samples, Chemours™
friction and facilitate mould release.
Zonyl™ PTFE Micropowders comply
- Lithographic, flexographic, and
with Annex I to Regulation (EU)
gravure inks: Zonyl™ Micropowders
2019/1021. Currently Chemours™
give better image protection and
has multiple Micropowders offerings
higher productivity, on top of better
that contain less than 25 ppb of
slip and surface smoothness.
PFOA.