Trinseo Increases Prices for Latex Technologies in North America

BERWYN, Pa.–(BUSINESS WIRE)–$TSE—Trinseo
(NYSE: TSE), a global materials solutions provider and manufacturer of
plastics, latex binders and synthetic rubber, today announced that
effective October 16, 2017, the company is increasing the prices of all
Styrene Butadiene and Styrene Acrylate products sold into the carpet,
paper, adhesives, construction, and functional non-woven latex markets
in North America.

The increase will be $0.07/dry lb. for all indexed and non-indexed
customers, as contracts allow.

The increase is necessary due to the changes in market conditions and to
offset rising costs to manufacture and transport our products, and to
remain a strong and reliable supplier.

If you have any questions, please contact your Trinseo sales
representative.

About Trinseo

Trinseo (NYSE: TSE) is a global materials solutions provider and
manufacturer of plastics, latex binders, and synthetic rubber. We are
focused on delivering innovative and sustainable solutions to help our
customers create products that touch lives every day — products that are
intrinsic to how we live our lives — across a wide range of end-markets,
including automotive, consumer electronics, appliances, medical devices,
lighting, electrical, carpet, paper and board, building and
construction, and tires. Trinseo had approximately $3.7 billion in net
sales in 2016, with 16 manufacturing sites around the world, and nearly
2,200 employees. For more information visit www.trinseo.com.

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to differ materially from results expressed or implied by this press
release. As a result of the foregoing considerations, you are cautioned
not to place undue reliance on these forward-looking statements, which
speak only as of the date of this press release. The Company undertakes
no obligation to publicly update or revise any forward-looking
statements, whether as a result of new information, future events or
otherwise.

Contacts

Trinseo
Vaughn Lakatos, +1 989-832-4659
vmlakatos@trinseo.com