Title:
光保護フィルターとしてのベンズイミダゾール誘導体の使用
Document Type and Number:
Japanese Patent JP3637055
Kind Code:
B2
Abstract:
PCT No. PCT/EP93/00233 Sec. 371 Date Oct. 13, 1993 Sec. 102(e) Date Oct. 13, 1993 PCT Filed Feb. 2, 1993 PCT Pub. No. WO93/15712 PCT Pub. Date Aug. 19, 1993.The invention relates to the use of benzimidazole derivatives of the formula I, I where R1, R2, R3, R4 and Ar have the meaning given in claim 1, as light protection filters in cosmetic formulations, at least one of the radicals R1 to R4 or an alkyl or alkoxy substituent of the group Ar containing at least 4 C atoms.
Inventors:
Stein, Ingeborg
High Wang, Ulrich
Putu, Alexander
Martin, roland
High Wang, Ulrich
Putu, Alexander
Martin, roland
Application Number:
JP51373393A
Publication Date:
April 06, 2005
Filing Date:
February 02, 1993
Export Citation:
Assignee:
Merck Patent Gesellschaft mit beschraenkter Haftung
International Classes:
A61K8/49; A61K8/00; A61K8/92; A61K31/415; A61Q17/04; A61Q19/00; A61Q19/02; C07D235/18; C07D235/20; (IPC1-7): A61K7/42; A61K7/00; A61K7/48; C07D235/18
Domestic Patent References:
| JP6510743A | ||||
| JP61085360A | ||||
| JP6506703A | ||||
| JP63502509A | ||||
| JP53016093A |
Foreign References:
| US3095422 |
Attorney, Agent or Firm:
Akio Miyazaki
Katsuhiro Ito
Ishibashi Masayuki
Katsuhiro Ito
Ishibashi Masayuki