Pricing and Markets

October 29, 2018

Dow Announces Polyol Hike

October 29, 2018

Polyol PRICE INCREASE

Effective November 26, 2018, or as contracts allow, The Dow Chemical Company,
on behalf of itself and its applicable consolidated subsidiaries (“Dow”), will increase
off-list prices by the amounts listed below on all grades and package types of the
following Polyol products in North America:

VORANOL $0.07 / lb

VORALUX $0.07 / lb

SPECFLEX $0.07 / lb

Thank you for your continued business with Dow. Please contact your Account
Manager if you have any questions related to this communication.

October 26, 2018

BASF Announces Polyol Increase

October 25, 2018

Dear Valued Customer,

Effective November 1, or as contracts allow, BASF Corporation is raising the price for all
Pluracol® Polyol products by $0.07 per pound. This increase will be in addition to any of the
previously announced increases. Purchases can be limited to the average of the previous 3
months purchases.

Your BASF Account Manager will provide details of this announced increase and is available to
answer any questions you may have. We appreciate your continued support of BASF Urethane
Chemicals.

October 26, 2018

BASF Announces Polyol Increase

October 25, 2018

Dear Valued Customer,

Effective November 1, or as contracts allow, BASF Corporation is raising the price for all
Pluracol® Polyol products by $0.07 per pound. This increase will be in addition to any of the
previously announced increases. Purchases can be limited to the average of the previous 3
months purchases.

Your BASF Account Manager will provide details of this announced increase and is available to
answer any questions you may have. We appreciate your continued support of BASF Urethane
Chemicals.

October 22, 2018

Dow MDI Increase Announced

October 22, 2018

MDI PRICE INCREASE

Effective November 15, 2018, or as contracts allow, The Dow Chemical Company,
on behalf of itself and its applicable consolidated subsidiaries (“Dow”), will increase
off-list prices by the amounts listed below on all grades and package types of the
following MDI products in North America:

ISONATE US $0.07 / lb.
ISOBIND US $0.07 / lb.

PAPI US $0.07 / lb.

Thank you for your continued business with Dow. Please contact your Account
Manager if you have any questions related to this communication.

October 22, 2018

Dow MDI Increase Announced

October 22, 2018

MDI PRICE INCREASE

Effective November 15, 2018, or as contracts allow, The Dow Chemical Company,
on behalf of itself and its applicable consolidated subsidiaries (“Dow”), will increase
off-list prices by the amounts listed below on all grades and package types of the
following MDI products in North America:

ISONATE US $0.07 / lb.
ISOBIND US $0.07 / lb.

PAPI US $0.07 / lb.

Thank you for your continued business with Dow. Please contact your Account
Manager if you have any questions related to this communication.