Huntsman Advanced Materials Price Increases in Americas Effective March 19, 2021

FOR IMMEDIATE RELEASE

March 19, 2021

Effective March 19, 2021

THE WOODLANDS, Texas - Effective March 19, 2021, or as contracts allow, Huntsman Advanced Materials Americas LLC is issuing a mandatory price increase on all products per the table below:

ARADUR® curing agents 15%
ARALDITE® Multifunctional Epoxy Resins 15%
ARALDITE® Bisphenol-F Epoxy Resins 15%
ARALDITE® Industrial Adhesives 15%
ARATHANE® high performance polyurethane systems 15%
AROCY® cyanate ester resins 15%
EPALLOY® Specialty Epoxy Resins 10%
EPIBOND® adhesives 15%
EPOCAST® high-performance epoxy edge and void fillers 18%
ERISYS® Epoxy Functional Reactive Modifiers 10%
Eurelon® polyamides 30%
EUREMELT® thermoplastic polymers 15%
HyPox® Elastomer Modified Epoxy Resins 10%
Hypro® Reactive Liquid Polymers 10%
KERIMID® polyimide resins 15%<
MATRIMID® maleimide thermoset and thermoplastic polyimide resins 23%<
Nychem® Specialty Nitrile Latexes 20%
OMICURE® Curing Agents, Accelerators and Catalysts 15%
REN, RenCast®, RENGEL, RENINFUSION, RENLAM, RENLEASE, RENPASTE, REN-PATCH, RENPIM, RenShape®, REN-WELD Tooling products 10%
TACTIX® specialty epoxy resins 15%
URALANE® polyurethane adhesives 15%

This increase is necessary due to rapidly changing conditions, including availability of raw materials and transportation in conjunction with market demand surge. These factors have impacted and will continue to impact our business in the months and quarters ahead. We thank you for your understanding and remain committed to providing the highest quality products and services. Please do not hesitate to contact your local Huntsman Account Manager for further information.

About Huntsman:

Huntsman Corporation is a publicly traded global manufacturer and marketer of differentiated and specialty chemicals with 2020 revenues of approximately $6 billion.  Our chemical products number in the thousands and are sold worldwide to manufacturers serving a broad and diverse range of consumer and industrial end markets. We operate more than 70 manufacturing, R&D and operations facilities in approximately 30 countries and employ approximately 9,000 associates within our four distinct business divisions. For more information about Huntsman, please visit the company's website at www.huntsman.com.

Social Media:

Twitter: www.twitter.com/Huntsman_Corp
Facebook: www.facebook.com/huntsmancorp
LinkedIn: www.linkedin.com/company/huntsman

Forward-Looking Statements:

Certain information in this release constitutes forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. These statements are based on management's current beliefs and expectations. The forward-looking statements in this release are subject to uncertainty and changes in circumstances and involve risks and uncertainties that may affect the company's operations, markets, products, services, prices and other factors as discussed under the caption "Risk Factors" in the Huntsman companies' filings with the U.S. Securities and Exchange Commission. Significant risks and uncertainties may relate to, but are not limited to, volatile global economic conditions, cyclical and volatile product markets, disruptions in production at manufacturing facilities, reorganization or restructuring of Huntsman’s operations, including any delay of, or other negative developments affecting the ability to implement cost reductions, timing of proposed transactions, and manufacturing optimization improvements in Huntsman businesses and realize anticipated cost savings, and other financial, economic, competitive, environmental, political, legal, regulatory and technological factors. The company assumes no obligation to provide revisions to any forward-looking statements should circumstances change, except as otherwise required by applicable laws.