Technical Information
VESTAGON® EP-HA 368
Matte Crosslinker for One-Shot-Matte HAA Powder Coatings
VESTAGON® EP-HA 368 is a crosslinker used in
combination with carboxyl functional resins designed
to give matte appearance in hydroxyalkylamide (HAA)
powder coatings. HAA Dry Blend
Standard Crosslinker
(Gloss 60º : 21 units)
Visible orange peel
Value Proposition & Key Benefits
• Reduction of production costs
• Less failure rate due to less needed production steps
• Substantially and reliably gloss reduction (10-55 units)
• Superb smoothness
• No icing / Banding effects
• Savings by reducing the sprayed-to-waste part of the process
• Simplification of raw material inventory
HAA One-Shot
VESTAGON® EP-HA 368
(Gloss 60º : 19 units)
Application
Matte architectural, automotive and industrial powder coatings
Less visible orange peel
Form & Usage
Off-white powder which is used as sole crosslinker in
quantities of 5-7% based on binder.
Starting formulations are available. (var. gloss levels)
Idealized process savings 3 steps: 1x pre-mixing
→
1x extrusion
→
blending
State of the Art Process
Parts
Formulation
Process step 1 (twice)
Process step 2 (twice)
50
Powder Coating 1
Polyester 1 low acid value
plus standard crosslinker HAA
Premixing
Extrusion
50
Powder Coating 2
Polyester 2 high acid value
plus standard crosslinker HAA
Premixing
100
Process step 3+4
Blending/Grinding
Final product

Matte powder coating
Extrusion
Blend extruded chips of powder coatings 1+2
Modified Process using matte hardener VESTAGON® EP-HA 368 – Innovation from Evonik Industries
Parts
Formulation
Process step 1
Process step 2
Process step 3
Final product
100
Powder Coating 3
Standard Polyester low acid value
plus NEW matte hardener
VESTAGON® EP-HA 368
Premixing
Extrusion
Grinding
Matte powder coating
Evonik Industries AG | VESTAGON® | Janruary 2015
Discover More!
Further useful documents and information (e.g. Service Pack, Technical Data Sheet) are available.
Our local sales representatives are looking forward to serve you.
® = registered trademark of Evonik Industries AG
This information and all further technical advice is based on our present knowledge and experience. However, it implies no liability or other legal
responsibility on our part, including with regard to existing third party intellectual property rights, especially patent rights. In particular, no warranty,
whether express or implied, or guarantee of product properties in the legal sense is intended or implied. We reserve the right to make any changes
according to technological progress or further developments. The customer is not released from the obligation to conduct careful inspection and
testing of incoming goods. Performance of the product described herein should be verified by testing, which should be carried out only by qualified
experts in the sole responsibility of a customer. Reference to trade names used by other companies is neither a recommendation, nor does it imply
that similar products could not be used.
Evonik Industries AG, Resource Efficiency, Paul-Baumann-Straße 1, 45764 Marl, Germany
Phone +49 2365 49-02, fax +49 2365 49-5030, vesta@evonik.com
www.evonik.com/crosslinkers
Evonik Corperation, Resource Efficiency, 299, Jefferson Road, Parsippany, NJ 07054, USA
Phone +1 973 929-8467, Fax +1 973 929-8460, vesta@evonik.com
www.evonik.com/crosslinkers