Janeen Lawlor

Lawsuit highlights alleged infringement of process patent for foam insulation materials

MORRIS PLAINS, N.J., December 19, 2016—Honeywell (NYSE: HON) announced today that it has filed legal action against MEK Chemical Corporation (MEK) for selling HFC-245fa in the United States in violation of a Honeywell process patent.

HFC-245fa is a liquid blowing agent used in the production of foam insulation, and is manufactured by Honeywell under the brand name Enovate®. MEK is a distributor of chemicals and is based in the United States.

Honeywell is a leading innovator of fluorine materials and has invested hundreds of millions of dollars in research and development and capital to bring its products to its customers that are safe for intended use, energy efficient and environmentally beneficial.

“Patents are a crucial tool in driving innovation and encouraging businesses to invest in long-term research and development,” said Jim Fusaro, President of Honeywell Advanced Materials. “Honeywell will continue to protect its important and innovative work in this area and will vigorously enforce its intellectual property. Customers should protect themselves from infringement risk by ensuring that they are purchasing materials from companies that comply with all applicable patent laws.”

In addition to Enovate, Honeywell offers a suite of products for liquid and gaseous blowing agents, stationary and mobile refrigerants, solvents and propellants.

Honeywell ( is a Fortune 100 diversified technology and manufacturing leader, serving customers worldwide with aerospace products and services; control technologies for buildings, homes, and industry; turbochargers; and performance materials. For more news and information on Honeywell, please visit