RAHN

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Worldwide Support for Energy Curing Systems

RAHN provides materials for energy curing as part of the medical device development process.

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Dörflistrasse 120, CH-8050,
Zurich,
Switzerland
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RAHN is a premier worldwide supplier of additives, oligomers, monomers, photoinitiators, and other customised speciality chemicals. Our photopolymer products are used in ultraviolet (UV) and electron beam (EB) cure technologies and are essential components of several high-performance industrial applications.

The company’s philosophy is based on a high level of customer support that combines cutting-edge technical data with up-to-date health, safety and regulatory information. With laboratories in Switzerland, China and the US, RAHN has the ability to provide local customised solutions and expertise in various fields of application.

High-quality UV and electron beam curable materials

RAHN provides a full range of specialised, high-quality and high-purity UV/EB curable products, as well as customer-focused product development, technical consulting and support services, and support with health and safety and logistics. We operate specialised application laboratories and have a worldwide network of partnerships and international chemical suppliers available to our clients.

RAHN draws on more than 40 years of industry expertise, particularly in the area of energy curing, to offer first-class service in product development and product application for our clients.

RAHN provides additives, oligomers, monomers, photoinitiators, and other customised speciality chemicals.
Our photopolymer products are used in ultraviolet and electron beam cure technologies for various medical devices.
RAHN has a worldwide network of partnerships and international chemical suppliers for its clients to consult.
We offer a complete range of specialised, high-quality and high-purity UV/EB curable products.
RAHN supplies raw materials for 3D printing resins under our GENOMER, GENORAD, GENOCURE and GENOPOL banners.
The materials we supply can be used in medical devices, implants, prosthetics, drug delivery systems and other products.
RAHN has more than 40 years of experience in the area of energy curing.
The RAHN Group develops and distributes materials via two divisions, EnergyCuring and Cosmetics.
Our company holds ISO 9001:2015 quality certification and received EcoVadis’ Silver Sustainability Rating in 2022.

Formulations for 3D printing in healthcare

In the 30 years since it was introduced to the industry, photopolymerisation-based 3D printing has become a game changer for healthcare. While dental implants were among the first medical applications, today’s use cases include medical devices, implants, prosthetics and even drug delivery systems.

RAHN is a reliable supply partner of raw materials for 3D printing resins, which are used in the development of high-performance 3D photopolymers for general industrial, medical and healthcare applications. We sell our 3D printing products under the GENOMER, GENORAD, GENOCURE and GENOPOL banners.

Resilient urethane acrylates for medical device development

RAHN’s GENOMER 4267 urethane acrylate offers outstanding impact resistance and adhesion to carbon steel, aluminium and stainless steel. The product guarantees outstanding weathering performance due to its resistance to yellowing, cracking and gloss loss.

GENOMER 4267 is a reliable and long-lasting solution suitable for a range of medical device applications, delivering exceptional bonding and resistance characteristics. It can be used in combination with urethane acrylates, polyester or epoxy acrylates, and acrylate monomers.

Reactive diluents and bio-based oligomer materials

RAHN’s GENOMER 1117LR CTFA is a TMPTA-free reactive diluent for radically curable inks, coatings, varnishes, and 3D printing applications. The product is toluene-free and has high reactivity and low oxygen inhibition, as well as good abrasion, solvent resistance and flexibility.

The GENOMER 3135 is a unique bio-based oligomer that offers exceptional flexibility and elongation, as well as low viscosity and exceptional properties. The product is ideal for applications such as 3D printing, inks and coatings, adhesives, and composites.

About RAHN

Founded in 1940, the RAHN Group develops and distributes performance materials for various industries via its EnergyCuring and Cosmetics divisions. The company is based in Switzerland and operates in 55 countries, including Germany, the UK, France, the Netherlands, the US and China.

RAHN holds ISO 9001:2015 quality certification and was awarded the Silver Sustainability Rating from EcoVadis in 2022.

White Papers

  • RAHN Product Guide 2023

    Energy Curing – a diverse range of applications. This Product Guide contains details of our main commercially available raw materials – additives, oligomers, reactive diluents, photoinitiators and other specialty chemicals. These can be used for an extremely wide range of applications – in inks, coatings, adhesives, medical products and rapid prototyping.

  • New Bio-based Energy Curable Oligomers

    Find out what UV/EB technology can achieve in the field of green technology and how we at RAHN are playing a key role in shaping this development and finding solutions with our products. Are you aware that significant CO2 savings can be achieved compared to conventional curing technologies, leading to a reduction in greenhouse gas emissions and reducing our ecological footprint?

Press Releases

  • From Zero to Hero – Meet Our New Product: GENOMER* 1117LR

    RAHN announces the launch of GENOMER* 1117LR CTFA, a new TMPTA-free reactive diluent for radically curable inks, coatings, varnishes and 3D printing applications. This innovative product is designed to meet the needs of the printing and coating industry, offering high performance, low environmental impact and enhanced creativity. It is a TMPTA-free product that meets the latest regulatory requirements and consumer preferences.

  • Introducing GENOMER* 3135: Unleash Flexibility and Elongation

    GENOMER* 3135 is a new bio-based oligomer that offers exceptional flexibility and elongation for various applications. Developed by RAHN, a leading provider of innovative solutions for UV/EB/LED curable raw materials, GENOMER* 3135 is a breakthrough product that combines low viscosity, high bio-based content, and excellent performance.

  • RAHN Group Introduces GENOMER* 1254M Difunctional Methacrylate Ester

    We are excited to announce the launch of our new product, GENOMER* 1254M, a difunctional methacrylate ester that offers low volatility, good heat resistance, and low skin irritation. GENOMER* 1254M is ideal for use as a reactive diluent for radical-curable inks, coatings, adhesives and 3D printing applications.

Address
RAHN AG
Dörflistrasse 120, CH-8050
Zurich
Switzerland

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RAHN GmbH
Hahnstrasse 70, DE-60528
Frankfurt am Main
Germany

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RAHN (UK) Ltd.
55 Baker Street
London W1U 7EU
United Kingdom

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RAHN France Sarl
91 rue du Faubourg Saint-Honoré
FR-75008 Paris
France

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RAHN NL B.V.
Westplein 11, NL-3016 BM
Rotterdam
Netherlands

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RAHN USA Corp.
1005 North Commons Drive
Aurora, IL 60504
United States of America

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RAHN Trading (Shanghai) Co. Ltd.
Room 411, 4th Floor, Building 3
No.2350, Duzhuang Road, Zhuanqiao Town
Minhang District, Shanghai 201108
China

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RadLab AG
Industriestrasse 1, CH-8956
Killwangen
Switzerland

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