SYENSQO SPECIALTY POLYMERS ITALY S.P.A.

Their core work

Syensqo Specialty Polymers (formerly Solvay Specialty Polymers) is a major manufacturer of high-performance polymer materials used in demanding industrial applications. In H2020, they supplied advanced polymer membranes and specialty materials for PEM fuel cells, PEM electrolyzers, lithium-sulfur batteries, and composite structures. Their role is that of a materials supplier contributing proprietary polymer formulations to energy conversion and storage technologies. They sit at the intersection of polymer chemistry and clean energy hardware, providing the membrane and coating materials that make fuel cells and electrolyzers work.

What they specialise in

How they've shifted over time

Their early projects (2015-2016) spanned a broad materials portfolio — fuel cell stacks, lithium-sulfur batteries for space, and nanofibre optics — reflecting a large company testing multiple application domains. From 2016 onward, a clear consolidation toward hydrogen energy is visible: HPEM2GAS (2016) and NEPTUNE (2018) both focus specifically on PEM electrolyzers, signaling a strategic commitment to green hydrogen infrastructure. The shift suggests Syensqo moved from broad polymer applications toward becoming a go-to materials partner for the hydrogen economy.

Syensqo is deepening its position in green hydrogen, particularly PEM electrolyzer membranes — expect continued investment in hydrogen value chain projects.

How they like to work

Syensqo never coordinates — they join consortia as a specialist materials partner (4 times as participant, 2 as third party). With 42 unique partners across 10 countries, they spread their collaborations widely rather than sticking to a small circle, which is typical of a large industrial supplier contributing proprietary materials to many different research teams. Working with them means gaining access to industrial-grade polymer materials and manufacturing know-how, but project leadership will need to come from elsewhere in the consortium.

They have collaborated with 42 unique partners across 10 countries, indicating a broad European network built through diverse energy and materials projects. Their partnerships span universities, research institutes, and industrial players across the hydrogen and advanced materials landscape.

What sets them apart

Syensqo is one of the few large-scale specialty polymer manufacturers actively embedded in the EU hydrogen research ecosystem. Unlike university labs or small material startups, they bring industrial production capacity — the ability to move from lab-grade membranes to volume manufacturing. For any consortium that needs polymer membranes, ionomers, or specialty coatings for fuel cells or electrolyzers, Syensqo offers a direct path from research prototype to commercial product.

Highlights from their portfolio

• VOLUMETRIQ
  Largest funding (EUR 742,565) and directly addresses the scale-up challenge of manufacturing PEM fuel cell stacks for transport — the bridge from lab to factory.
• NEPTUNE
  Their most recent project, targeting next-generation PEM electrolyzers under extreme conditions — signals their forward commitment to green hydrogen technology.
• ECLIPSE
  Unusual cross-sector reach into space applications with lithium-sulfur battery technology, demonstrating polymer versatility beyond terrestrial energy.