Sunwoo CHEEN Chief Researcher (T/S Engineer) Elastomer TS&D Team Kumho Petrochemical Co., Ltd. |
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| phone: | +82-42-865-8794 |
| fax: | +82-42-865-8791 |
| email: | swcheen@kkpc.com |
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| phone: | 1 800-419-COOK (2665) |
| 949-361-3617 | |
| fax: | 949-361-5017 |
| email: | pcook@cookchem.com |
| kimberly@cookchem.com | |
| mcook@cookchem.com | |