| (84) |
Designated Contracting States: |
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DE FR |
| (30) |
Priority: |
09.07.2004 KR 2004053554
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| (43) |
Date of publication of application: |
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25.04.2007 Bulletin 2007/17 |
| (73) |
Proprietor: LG Chem, Ltd. |
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Seoul 07336 (KR) |
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| (72) |
Inventors: |
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- CHUNG, Jae-Sik
Seoul 156-772 (KR)
- MOON, Ki-Eob
Seoul 121-022 (KR)
- YOON, Seog-Jin
Gwanak-gu, Seoul 151-827 (KR)
- LEE, Cheol-Woong
Dongdaemun-gu, Seoul 130-823 (KR)
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| (74) |
Representative: Cabinet Plasseraud |
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66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR) |
| (56) |
References cited: :
GB-A- 770 607 US-A- 4 971 197 US-A- 5 401 561 US-B1- 6 391 490
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JP-A- 2001 312 207 US-A- 5 173 371 US-A- 5 538 806
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