Exhibit 3.12
CERTIFICATE OF FORMATION
OF
SHELL ELASTOMERS LLC
The undersigned, being authorized to execute and file this Certificate of Formation, hereby certifies that:
FIRST: The name of the limited liability company is SHELL ELASTOMERS LLC.
SECOND: The name and address of the registered agent for service of process and registered office of the company are Corporation Service Company, 1013 Centre Road, Wilmington, Delaware 19805.
IN WITNESS WHEREOF, the undersigned has executed this Certificate of Formation as of this 5th day of May, 1999.
| SHELL OIL COMPANY | ||
| (By its agent, Shell Chemical Company) | ||
/s/ J. L. Golden | ||
| Authorized Person | ||
| By: | J. L. Golden | |
| Title: | President & Chief Executive Officer | |
| Shell Chemical Company | ||
cmp
STATE OF DELAWARE
SECRETARY OF STATE
DIVISION OF CORPORATIONS
FILED 09:00 AM 05/06/1999
991181321 — 3039818
