HOUSTON, TEXAS 17 April 2008—James L. McGraw, Managing Director and CEO of the International Institute of Synthetic Rubber Producers, Inc. (IISRP), announced the election of Nisseki Chemical as their newest affiliated member.

“We are very pleased to have Nisseki to become our newest member on the growing list of affiliates to the IISRP”, stated McGraw. Nisseki Chemical, based in Pasadena, Texas is a manufacturer of ethylidene norbornene used in the production of EPDM. Mr. Aubrey Cannon will serve as liaison to the Institute and his alternate will be Mr. Stan Mori.

The IISRP is an international not-for-profit trade association with 50 plus corporate members, domiciled in 21 countries, producing 90 percent of the world’s supply of synthetic rubber. Incorporated in 1960 and headquartered in Houston, Texas, the IISRP supports section offices in Milan and Tokyo.