TCN wins the “Environment Trophy” at the 2025 Responsible Chemistry Awards

The 7th edition of the “Chimie Responsable” Trophies took place on October 9, 2025, at FIND Climate in Nanterre, highlighting the exemplary initiatives of companies that make chemistry an industry of innovation and responsibility. Techniques Chimie Nouvelles (TCN) proudly received the Environment Trophy for its hydrosoluble sachet project, a concrete example of sustainable innovation combining […]
Looking Back at OpticsFAIR 2025 in New Delhi: TCN and JAN TECH, a Partnership Serving the International Optical Industry

From August 29 to 31, 2025, Techniques Chimiques Nouvelles (TCN) took part in OpticsFAIR 2025 in New Delhi, alongside its local partner JAN TECH. This major trade fair for optics and ophthalmology brought together thousands of professionals eager to discover the latest technical and industrial innovations. At booth A176, we showcased our complete range of […]
3D Coloring: Oryx Additive and TCN Join Forces for an Efficient and Versatile Solution

In a video published by Oryx Additive, our partner highlights a winning combination: the SCA 1200HT post-processing system paired with our TCN liquid dyes – a 3D coloring solution that is both high-performing, cost-effective, and easy to integrate into production workflows. A technological synergy for 3D printing Oryx Additive’s SCA units are renowned for their […]
Launch of Our Webinars

Our Webinars to Support You Better At Techniques Chimiques Nouvelles (TCN), we place proximity and support at the heart of our customer relationships.That’s why we’ve decided to launch a series of webinars dedicated to our clients — a direct, practical, and interactive way to introduce our new products, discuss your needs, and share our technical […]
Update of our 2025 CSR Booklet: TCN Strengthens Its Sustainable Commitment

TCN is actively pursuing its corporate social responsibility approach with the publication of its 2025 CSR Booklet. Through this new edition, we reaffirm our commitment to acting sustainably and concretely for the environment, well-being at work, ethics, and the local community. In this updated edition, you’ll find: A clear progress report on our voluntary initiative, […]
CRX Range Evolutions: New Formulas for Enhanced Performance

Continuous improvement: our CRX-Th and CRX-HI ranges are evolving! At TCN, innovation and safety are at the heart of our developments. That’s why we’ve recently improved two of our key dye ranges for organic lenses: CRX-Th (therapeutic) and CRX-HI (high-index lenses). CRX-Th: A new powdered formula, more efficient and safer than ever Our CRX-Th dyes, […]
TCN strengthens its presence in China with SISANOPTICS

At SIOF Shanghai 2025, TCN took a new step in its international development by formalizing a strategic partnership with SISANOPTICS, a key player in the distribution of optical solutions in China. A strategic partnership for a stronger local presence China plays a central role in the optical industry, particularly in the manufacturing of ophthalmic lenses […]
Our dye powders dedicated to lenses, available in 2 sizes of water-soluble bags, 100% manufactured in Île-de-France!

Always looking for solutions to optimize your dyeing processes, TCN now offers its CRX dye powders in water-soluble bags of 10g and 50g. This innovation is designed to simplify usage, improve precision, and ensure better safety when coloring your organic lenses. Ready to use, these bags offer a quick, precise, and clean application. The advantages […]
EN9100/2018 certification: a quality benchmark for the aerospace industry

In an industry where precision, rigor, and safety are paramount, the EN9100/2018 standard stands as an essential benchmark for suppliers in the aerospace and aviation sectors. TCN has recently reached a key milestone by successfully passing its audit, confirming its compliance with the strict requirements of this certification. EN9100/2018: a mark of trust The EN9100/2018 […]
TCN, International Player in Optics – Recap of SIOF 2025

From February 20 to 22, 2025, TCN had the pleasure of exhibiting at SIOF Shanghai, one of the largest global trade shows dedicated to optics. With over 900 exhibitors and 70,000 visitors, this event is a key reference for all industry professionals. Why is Shanghai a key event for TCN? China, and particularly the Shanghai […]