protaral® - interior coatings for aluminium packaging (englisch)

Interior coating for aluminium packaging, essential for protecting the quality of the products and preventing damage to the material with which they come in contact.

The excellent quality of the protaral® interior coatings, their reliability and immediate availability worldwide are key factors behind the success of these products over the years, above all in demanding industries where high quality product appearance is essential, such as the pharmaceuticals & cosmetics and food & beverage markets.

WEIBURGER Coatings protaral Logo
protaral Classic Produktbild +COATINGS

aluminium collapsible tubes


Lacquers for the internal protection of aluminium collapsible tubes based on epoxy, phenol and amine resins.

protaral Monobloc Produktbild +COATINGS

for monobloc aerosol cans


Epoxy-phenol lacquers for the internal protection of aluminium monobloc aerosol cans.

protaral Hydro Produktbild +COATINGS

water-based coatings for aluminium


Water-based epoxy-phenol lacquers. The latest product coming from the Weilburger research laboratories, protaral<sup>®</sup> Hydro is the first product in a new line of water-based interior coatings for use in aluminium packaging which stand alongside the existing proven line of products for exterior applications.

Internal protective coatings for aluminium packaging

protaral® is a line of internal coatings for aluminium packaging, indispensable to preserve the quality of the products and the integrity of the material with which they come into contact. The high quality of the range of  protaral® internal coatings for aluminium packaging, their reliability and their immediate availability throughout the world have resulted in success over the years especially in sensitive areas that require high quality standards such as the food, pharmaceutical and cosmetics industries.

External coatings for aluminium pipes

In addition to a range of protaral® internal coatings for aluminium packaging, WEILBURGER offers lines of glazes for the external decoration of flexible aluminium tubes, easy to apply and compatible with many types of inks. In addition to the classic version in white, the external coatings for aluminium are available in different colours, transparent, opaque, metallized, pearled and glittery, both opaque and glossy. With high chemical resistance to alkali and acidic products and to diluents, these glazes stand the test of cold compression at a temperature of -20 °C and are ideal for a wide range of applications.

Preserving the product means protecting the environment  

protaral® is an interior coating with low emissions of volatile organic compounds and high solids content. As a result: increased productivity and very low VOC emissions. So protaral® coating systems are immediately available anywhere in the world, preserve the product and protect the environment. Therefore WEILBURGER constantly invests in research for the improvement of its protaral® internal and external coatings for aluminium and to respond to new market requirements.

protaral® is a high quality interior coating for aluminium packaging

During recent years the Research & Development Department of the German Grebe Group, to which WEILBURGER belongs, has created innovative solutions subsequently adopted world-wide.

protaral® is a continuously developing product: tests and research are carried out every day on new applications which allow the Group to honour their mission, namely: to offer safe, reliable and innovative solutions with full respect for the environment and people.


protaral Hydro - Tropfen +COATINGS

HYDRO – Water-based lacquers

protaral Emissionen - Blatt +COATINGS

Very low VOC emissions

protaral Recycle - Pfeile +COATINGS

Packaging 100% recyclable

Continuous investment in research and development has recently allowed WEILBURGER to develop a line of water-based interior coatings for aluminium packaging, namely protaral® Hydro, which from its initial applications has passed the various resistance, flexibility and durability tests with outstanding results.

Currently our research staff are working on a new product totally free of bisphenol with promising results.

protaral® (english)

Matthias Janezcic

Division Manager

Phone: +49 6471 315 246
Mobile:: +49 160 913 086 79

Ahäuser Weg 12-22
35781 Weilburg

Andrea Magnoni

Sales Manager

Phone: +39  035  438  2011
Mobile:: +39 338 526  0941
Fax: +39 035  438  2099

Via degli Artigiani
24039 Sotto il Monte (BG)

Davide Fasoli

Technical Sales Manager

Phone: +39 035 438  2022
Mobile:: +39 335 743  3196
Fax: +39 035 438  2099

Via degli Artigiani
24039 Sotto il Monte (BG)

Billy Szeto

Sales Manager

Phone: +852 2620 5282
Mobile:: +852 5418 9961
Fax: +852 2620 5292

Unit 2301, 23rd Floor, 9 Chong Yip Street
Kwun Town, Kowloon
Hong Kong

Christophe Meuriot

Managing Director

Phone: +33  139  113  270
Mobile:: +33  616  234  648
Fax: +33  139  110  463

20 allée des souches
Achères 78260