Sustainable Aviation
Petrobras Chooses Honeywell UOP Ethanol-to-Jet Tech for SAF Facility
Petrobras plans a large-scale Sustainable Aviation Fuel facility using Honeywell UOP’s Ethanol-to-Jet technology at REPLAN refinery in São Paulo, Brazil.

This article is based on an official press release from Honeywell.
On April 14, 2026, Honeywell announced that Brazilian state-owned energy corporation Petrobras has selected Honeywell UOP’s Ethanol-to-Jet (ETJ) process technology for a proposed Sustainable Aviation Fuel (SAF) facility. According to the official press release, the planned installation will be located at Petrobras’ REPLAN refinery in São Paulo, Brazil, marking the first large-scale ETJ initiative in Latin America.
Once approved and fully operational, the facility is projected to produce up to 10,000 barrels per day (bpd), equivalent to 420,000 gallons per day, of SAF. The project aims to leverage Brazil’s highly efficient and abundant ethanol industry, which primarily utilizes sugarcane and other agricultural byproducts, to meet the escalating domestic and global demand for low-carbon aviation fuels.
Project Details and Strategic Context
Scaling Up Ethanol-to-Jet Technology
The proposed facility at the REPLAN (Paulínia) refinery remains in the project development phase and is pending a Final Investment Decision (FID) before construction can commence. By utilizing Honeywell UOP’s ETJ process, Petrobras intends to convert low-carbon ethanol into aviation fuel. Brazil is currently the world’s second-largest ethanol producer, accounting for nearly a quarter of global production, and its sugarcane-derived ethanol carries an extremely low carbon intensity (CI) score.
In the company press release, Honeywell leadership emphasized the strategic importance of utilizing regional agricultural strengths to scale renewable fuels.
“Honeywell has a long history of providing innovative process technologies and technical expertise to reduce the cost to produce renewable fuels and help customers leverage new feedstock options. With Honeywell’s ethanol-to-jet process technology, Petrobras is positioned to deliver low-carbon energy solutions leveraging abundant agricultural byproducts to create fuel, helping meet global demand.”
, Ken West, President and CEO of Honeywell Process Technology
Petrobras’ Broader SAF Strategy
This ETJ project represents a core component of Petrobras’ aggressive 2026-2030 Business Plan. According to the provided research data, the state-owned company is committing a $1.5 billion investment in biorefining, targeting 44,000 bpd of dedicated clean fuel capacity by 2030. Petrobras has been rapidly diversifying its SAF production pathways over the past few years.
In 2024, Petrobras licensed Honeywell UOP’s HEFA (Hydroprocessed Esters and Fatty Acids) technology to produce SAF and renewable diesel at the Presidente Bernardes Refinery (RPBC) using soybean oil and beef tallow. Furthermore, in December 2025, the company delivered its first commercial batch of co-processed SAF from its Duque de Caxias Refinery (Reduc), and in February 2026, it selected Topsoe’s HydroFlex technology for a massive waste and vegetable oil feedstock project at the Boaventura Energy Complex.
Industry and Regulatory Drivers
Meeting the 2027 Mandates
The push for scalable SAF production in Brazil is heavily driven by strict regulatory deadlines. Starting in 2027, airlines operating in Brazil must utilize SAF to comply with the United Nations’ ICAO CORSIA (Carbon Offsetting and Reduction Scheme for International Aviation) mandates for international flights, alongside Brazil’s domestic “Future Fuel Law.”
To support this transition, the Brazilian government announced a $1.1 billion (6 billion reais) investment in 2024 through BNDES and Finep to bolster local SAF production. Honeywell executives noted that these factors perfectly position the region for rapid growth.
“Brazil has the scale, feedstock and technology partners needed to become a global powerhouse in sustainable aviation fuel. This project is a major milestone for the region and demonstrates how strategic collaboration can accelerate Brazil’s role in the energy transition.”
, José Fernandes, President of Honeywell Latin America
AirPro News analysis
We observe that Petrobras is employing a highly pragmatic “all-of-the-above” strategy to mitigate supply chain risks. By investing simultaneously in co-processing, HEFA technology, Topsoe’s HydroFlex, and now Honeywell’s ETJ technology, Petrobras is hedging its bets across multiple feedstocks, including soy, tallow, corn oil, and ethanol. This diversification ensures resilience against agricultural yield fluctuations and commodity price spikes.
Furthermore, this ETJ project underscores Brazil’s potential to become the “Saudi Arabia of SAF.” The country already possesses the massive agricultural infrastructure required for ethanol production; by integrating Honeywell’s advanced processing technology, Brazil is effectively moving up the value chain to export high-margin, low-carbon aviation fuels just as the 2027 CORSIA regulatory clock runs out.
Frequently Asked Questions
What is Ethanol-to-Jet (ETJ) technology?
ETJ is a chemical process that converts ethanol, often derived from agricultural products like sugarcane or corn, into synthetic paraffinic kerosene, which can be blended with conventional jet fuel to create Sustainable Aviation Fuel (SAF).
How much SAF will the Petrobras REPLAN facility produce?
Once approved and operational, the facility is designed to produce up to 10,000 barrels per day, which equates to approximately 420,000 gallons per day.
Is the REPLAN ETJ facility currently under construction?
No. According to the project details, the facility is currently in the project development phase and is pending a Final Investment Decision (FID) before construction begins.
Sources: Honeywell Press Release
Photo Credit: Honeywell
Sustainable Aviation
Twelve Opens First US Commercial Power-to-Liquid SAF Plant
Twelve’s AirPlant One in Moses Lake, WA begins producing E-Jet fuel from CO2, water, and renewable electricity.

Industrial carbon transformation company Twelve officially opened AirPlant One in Moses Lake, Washington, on June 10, 2026, establishing the first commercial-scale facility in the United States dedicated to producing power-to-liquid SAF. The facility utilizes captured carbon dioxide, water, and renewable electricity to manufacture synthetic fuel without upstream fossil fuel extraction.
In a press release issued by Twelve, the company confirmed the plant is now operational and producing E-Jet fuel, alongside a byproduct called E-Naphtha. The milestone follows a $645 million funding round secured in September 2024 to scale operations and fulfills a 2022 joint commitment from Alaska Airlines (AS) and Microsoft Corporation to purchase the facility’s output.
Commercializing power-to-liquid aviation fuel
Twelve’s proprietary process bypasses traditional biomass-based sustainable aviation fuel (SAF) production methods. Instead, the Moses Lake facility synthesizes drop-in aviation fuel directly from renewable electricity, water, and captured carbon dioxide. According to the company, this E-Jet fuel delivers up to a 90% reduction in lifecycle carbon emissions compared to conventional jet fuel.
Beyond emissions reductions, the power-to-liquid model introduces a new economic framework for Airlines fuel procurement. Because the primary input cost is electricity, production can be tied to long-term power purchase agreements. Twelve states this structure can offer airlines price predictability horizons exceeding 10 years, insulating operators from the volatility of global crude oil markets.
“We broke ground on AirPlant One with a simple thesis: that the fuels powering the global economy could be made from renewable electricity and air, anywhere in the world,” said Nicholas Flanders, Co-Founder and CEO of Twelve. “Today, that thesis is operational and Alaska Airlines will fly on fuel made right here in Washington State.”
Corporate Partnerships and market demand
The development of AirPlant One relied heavily on early demand signals from major corporate partners. In 2022, Alaska Airlines and Microsoft committed to purchasing the facility’s future output, providing the commercial foundation necessary to secure project financing. Alaska Star Ventures, the airline’s investment arm, also participated in Twelve’s recent funding rounds.
Ryan Spies, Managing Director of Sustainability for Alaska Airlines, noted that the partnership demonstrates how collaboration can advance SAF technology while diversifying fuel supply chains and strengthening energy security.
Microsoft is utilizing a book-and-claim accounting model to apply the environmental attributes of the E-Jet fuel toward reducing its reported business travel emissions. Melanie Nakagawa, Chief Sustainability Officer at Microsoft, stated that the company’s investment helps scale energy solutions and lays the groundwork for cleaner aviation globally.
AirPro News analysis
The activation of AirPlant One represents a critical pivot point for the US sustainable aviation fuel market. While biomass-derived SAF currently dominates the limited global supply, agricultural and waste feedstock constraints will eventually cap its scalability. Power-to-liquid synthetic fuels offer a theoretically limitless production ceiling, provided sufficient renewable energy and carbon capture infrastructure exist.
We view the localized production aspect as increasingly vital. As international Regulations begin mandating physical SAF blending at specific airports rather than relying entirely on book-and-claim credits, domestic facilities like AirPlant One will become essential infrastructure. The ability to offer airlines decade-long fixed fuel prices could also fundamentally alter airline cost structures if power-to-liquid production reaches parity with conventional jet fuel volumes.
Sources: Twelve Benefit Corporation
Photo Credit: Twelve Benefit Corporation
Sustainable Aviation
Airbus Safran Technip Tereos Launch SAF Joint Venture France
Four European firms form Rebound JV to produce 160,000 tons of SAF annually at Dunkirk using Alcohol-to-Jet technology.

Four major European aerospace and energy companies announced an agreement on June 9, 2026, to establish a joint venture aimed at producing 160,000 tons of Sustainable Aviation Fuel (SAF) annually in Northern France. The partnership between Technip Energies, Airbus, Safran, and Tereos will create a new entity named Rebound, focusing on the Alcohol-to-Jet (AtJ) production pathway at the Port of Dunkirk.
According to a press release issued by Airbus, the initiative is designed to secure localized production of advanced ethanol from agricultural and forestry residues. The facility aims to address the European Union (EU) ReFuelEU Aviation regulation, which mandates a 6 percent SAF blending target by 2030 and a 70 percent target by 2050.
Scaling Alcohol-to-Jet technology
The Rebound facility is projected to be one of the largest SAF plants in Europe, targeting an annual output of 160,000 tons. The project covers the entire value chain, from securing agricultural feedstock to delivering the final aviation fuel to operators. The joint venture is expected to be finalized in the second half of 2026, subject to customary closing conditions and regulatory approvals.
Technip Energies Chief Strategy and Sustainability Officer Benjamin Lechuga described the AtJ pathway as a credible and scalable route to decarbonize the aviation sector. Tereos Chief Strategy Officer Jérôme Bos noted that the project aligns with efforts to create low-carbon industrial value chains utilizing agricultural production.
Regulatory mandates and European energy sovereignty
The regulatory framework established by the EU is expected to drive an eightfold increase in SAF demand between 2030 and 2050. In response to these requirements and global headwinds facing renewable energy, the Rebound joint venture is explicitly framed around strengthening European energy supply security and sovereignty.
“The Rebound project is a vote of confidence in SAF and in Europe’s ability to be a leader in the journey to decarbonise aviation,” stated Julie Kitcher, Chief Sustainability Officer and Communications at Airbus.
Safran Chief Sustainability Officer Nathalie Stubler added that developing SAF at scale is essential for the industry and that the project brings together necessary French and European expertise to support a competitive domestic fuel market.
AirPro News analysis
We view the formation of the Rebound joint venture as a direct industrial response to the aggressive timelines set by the ReFuelEU Aviation mandate. While aerospace manufacturers like Airbus and Safran do not traditionally produce fuel, their direct investment in the Rebound project highlights the critical bottleneck that SAF supply presents to their long-term decarbonization commitments. By partnering with energy and agricultural specialists like Technip Energies and Tereos, the aerospace sector is attempting to vertically integrate the SAF supply chain to ensure the 2030 and 2050 blending targets remain viable. The choice of the Alcohol-to-Jet pathway also indicates a strategic pivot toward mature, scalable technologies that can utilize existing European agricultural infrastructure without waiting for next-generation synthetic fuel pathways to mature.
Sources: Airbus
Photo Credit: Airbus
Sustainable Aviation
KLM Cityhopper Flies Hamburg on 5% Synthetic Kerosene Blend
KLM Cityhopper completed a commercial e-SAF flight to Hamburg on June 8, 2026, highlighting supply and cost barriers ahead of EU mandates.

KLM Cityhopper operated the first commercial passenger flight to Germany utilizing a 5 percent blend of synthetic kerosene on June 8, 2026, demonstrating the technical viability of power-to-liquid fuels while exposing severe supply constraints ahead of upcoming European mandates.
The flight traveled from Amsterdam Airport Schiphol (AMS) to Hamburg Airport (HAM). According to a press release issued by KLM Royal Dutch Airlines, the operation was a collaborative effort involving synthetic fuel producer INERATEC, blending partner MB Energy, and the destination Airports.
Advancing power-to-liquid aviation fuels
The aircraft was refueled at Schiphol with 200 liters of synthetic kerosene, commonly referred to as e-SAF. This volume constituted a 5 percent blend with conventional fossil kerosene. INERATEC manufactured the synthetic fuel, while MB Energy managed the blending process prior to refueling.
Synthetic kerosene offers a potential lifecycle emissions reduction of more than 90 percent compared to traditional fossil fuels. The power-to-liquid process utilizes renewable electricity to combine hydrogen and captured carbon dioxide into a drop-in aviation fuel.
INERATEC Co-founder and CEO Tim Boeltken emphasized the immediate readiness of the technology following the successful operation.
“We are ready to deliver. Today’s flight, with our Chief Commercial Officer Maximilian Backhaus on board during a regular passenger service, clearly shows that power-to-liquid fuels are safe, available, and already operationally viable today. This is just the beginning of many applications we will see this year across various sectors,” Boeltken stated.
Scaling challenges and European mandates
While the Hamburg flight proved the operational concept, KLM used the milestone to highlight the stark economic and logistical hurdles facing the industry. The European Union has established a sub-target mandate requiring a 1.2 percent e-SAF blend across the aviation sector by 2030.
Currently, synthetic kerosene production remains highly constrained. The financial barriers are equally significant. KLM reported that e-SAF currently costs four times as much as standard Sustainable Aviation Fuel (SAF) and eight times as much as conventional fossil kerosene.
KLM Royal Dutch Airlines CEO Marjan Rintel, who also chairs Project SkyPower, noted the discrepancy between regulatory goals and industrial reality.
“As CEO of KLM and chair of Project SkyPower, I believe e-SAF can make a real difference in making aviation more sustainable. KLM already pioneered a passenger flight on e-SAF in 2021, from Amsterdam to Madrid. Today’s flight to Hamburg once again shows that flying on synthetic kerosene is technically possible. But the reality is that the availability of e-SAF lags far behind ambition,” Rintel said.
AirPro News analysis
The most telling metric from the June 8 operation is not the successful flight itself, but the volume of synthetic fuel utilized. In 2021, KLM pioneered its first commercial e-SAF flight from Amsterdam to Madrid using 500 liters of synthetic kerosene. Five years later, the Hamburg flight utilized only 200 liters.
This 60 percent reduction in available test volume over a half-decade underscores the severe scalability crisis facing power-to-liquid fuels. We view the 2030 European Union mandate of a 1.2 percent e-SAF blend as highly vulnerable to supply chain realities. If a major flag carrier like KLM is explicitly highlighting the fact that current production is only a fraction of what is required, regulators may eventually be forced to reevaluate the timeline or heavily subsidize production to bridge the eight-fold cost gap with fossil fuels.
Sources: KLM Royal Dutch Airlines
Photo Credit: KLM Royal Dutch Airlines
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