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2007-04-24 |
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2001-07-10 |
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2000-11-28 |
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2000-03-28 |
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2000-03-21 |
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2000-03-14 |
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1999-10-12 |
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Use of substituted benzazoles as UV absorbers, new benzazoles and processes for their preparation |
Erich Dilk, William Johncock |
1999-10-05 |
| 5783725 |
Stabilized lactic acid menthyl ester |
Walter Kuhn, Alfred Korber, Detlef Hagena |
1998-07-21 |
| 5585091 |
Use of benzazoles UV absorbers, new benzazoles and a process for their preparation |
Ralf Pelzer, Horst Surburg, Horst Sommer, Alfred Krempel, Rudolf Hopp |
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| 4562067 |
Preparation of novel dibenzoylmethane derivative sunscreen agents |
Rudolf Hopp, Horst Finkelmeier |
1985-12-31 |
| 4455295 |
N-(p-Sulfophenyl) cinnamamide as sunscreen agent |
Rudolf Hopp, Horst Finkelmeier |
1984-06-19 |