Pulp and paper producers are pushing cellulose into new applications through alternative fibers, lightweight paperboard, functional barriers, molded fiber and increasingly specialized pulp grades.
Innovation across the pulp and paper industry in 2026 is increasingly focused on what fiber and paper can do, rather than simply producing more tonnes.
The following ten developments stand out because they introduce new fibers, functionality, applications or manufacturing concepts rather than conventional mill upgrades.
1. Kimberly-Clark Develops Hesperaloe as an Alternative Fiber
Kimberly-Clark has identified hesperaloe, a low-water-use plant suited to the U.S. Southwest, as a potential alternative fiber for future tissue and hygiene products. The company evaluated more than 70 fiber candidates and is planning a pilot fiber facility in Yuma, Arizona. The development could eventually broaden tissue furnish options beyond conventional hardwood and softwood fibers.
Source: Kimberly-Clark
2. Metsä Advances Packaging Formed Directly From Wet Pulp
Metsä's Muoto technology forms three-dimensional packaging directly from wet wood pulp, eliminating intermediate paperboard converting stages. The concept is moving toward food applications, including trays for protein and chilled ready meals. For pulp producers, it represents a potentially different route from fiber to finished packaging.
Source: Metsä Group
3. Koehler Pushes Grease Resistance Into the Paper Itself
Koehler Paper's NexPlus OGR provides oil and grease resistance for fast-food packaging without fluorochemicals. The development reflects the industry's broader effort to engineer barrier functionality directly into paper while retaining recyclability.
Source: Koehler Paper
4. Stora Enso Targets More Packaging Performance per Tonne
Stora Enso introduced Performa Lumi, a lightweight GC1 folding boxboard designed to combine reduced material use with stiffness, smoothness and print quality. The development illustrates the growing importance of lightweighting without sacrificing converting or packaging performance.
Source: Stora Enso
5. Metsä Board Expands Functional FBB
MetsäBoard Pro FBB Go is a new fully coated folding boxboard designed for food, healthcare, frozen and chilled products, trays, food service and general packaging. It reflects the shift toward paperboard grades engineered around increasingly specific end-use and converting requirements.
Source: Metsä Board
6. Klabin Develops White Paperboard Around Fiber Architecture
Klabin's Advance white paperboard line uses combinations of virgin pine and eucalyptus fibers to balance stiffness, structure, strength and printability. The development illustrates how integrated producers can use furnish design to increase packaging performance rather than relying simply on higher basis weights.
Source: Klabin
7. Koehler Demonstrates a Closed Loop for Specialty Paper
Koehler combined Blue4est Pro thermal paper with recycled paper to create recyclable event badges designed around a closed material loop. Although a niche application, the concept addresses a larger industry challenge: designing specialty papers so coatings and functionality do not prevent fiber recovery.
Source: Koehler Paper
8. Domtar Pushes Paper Into Structural Applications
Domtar and Setterstix are expanding specialty paper sticks into applications including beverage stirrers, cotton swabs, confectionery and industrial products. These applications require paper to provide stiffness, dimensional stability and mechanical performance normally associated with plastic or wood components.
Source: Domtar
9. Mondi Integrates Laser Marking Into Packaging
Mondi developed a packaging concept combining corrugated packaging with a laser-marked recyclable flexible format. Laser marking allows faster artwork changes and customization than conventional printing, potentially creating new technical requirements for paper and packaging surfaces.
Source: Mondi
10. Stora Enso Develops Kraft Pulp for Technical Markets
Stora Enso is extending unbleached kraft pulp into highly specialized applications. Nova E targets electrical insulation papers, while the newly introduced Nova F is engineered for fiber cement and filtration applications. The development shows how pulp producers can move beyond conventional commodity specifications toward application-specific fiber performance.
Source: Stora Enso
A Shift Toward Higher-Value Fiber
Taken together, these developments point to an important change in pulp and paper innovation.
Producers are increasingly concentrating on alternative furnish, barrier properties, lightweighting, fiber architecture and new end uses for cellulose. The objective is no longer simply to manufacture paper more efficiently, but to increase the functional and commercial value obtained from each tonne of fiber.
For an industry facing mature traditional markets and growing competition from alternative materials, that ability to make cellulose perform new functions could become an increasingly important source of growth.
