What is the key innovation behind Celanese and Siegwerk's new bio-based ink?

The key innovation is Celanese's self-developed bio-based ethyl acetate, which contains 50% bio-based raw material content, enabling significant reduction in fossil resource consumption compared to conventional ethyl acetate; Siegwerk can directly integrate this solvent into its existing ink formulations without modifying mature production processes, thereby maintaining original ink performance while delivering a more environmentally sustainable printing product.

Why is the collaboration between Celanese and Siegwerk considered significant for sustainable development in the printing ink industry?

The collaboration is significant because it demonstrates a practical, scalable model of value-chain synergy—Celanese supplies a drop-in bio-based solvent that meets stringent performance requirements under harsh operating conditions, while Siegwerk leverages its formulation expertise to commercialize eco-friendly inks without compromising quality or efficiency; as stated by Kevin Novlitt, Celanese’s Senior Director of Sustainability, such deep cooperation is essential for achieving substantive progress in sustainability across industrial supply chains.

Celanese and Siegwerk Launch Bio-Based Ink

Jun 17, 2026

Celanese and Siegwerk partner to produce sustainable inks using bio-based ethyl acetate with 50% renewable content. This reduces fossil fuel consumption while maintaining performance without production adjustments.

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