Effect Pigment And The Use Thereof In Cosmetics And In The Foods And Pharmaceuticals Sector
The present invention relates to intensely coloured and light-stable effect pigments based on transparent, undoped SiO2 flakes, which are distinguished by the fact that they are covered with an iron-oxide layer having a thickness of 30-150 nm, and all SiO2 flakes have an identical thickness, and the...
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| creator | PFAFF GERHARD PETSITIS XENIA FOERDERER CORNELIA HOCHSTEIN VERONIKA DIETZ JOHANN WARTHE DOREEN |
| description | The present invention relates to intensely coloured and light-stable effect pigments based on transparent, undoped SiO2 flakes, which are distinguished by the fact that they are covered with an iron-oxide layer having a thickness of 30-150 nm, and all SiO2 flakes have an identical thickness, and the thickness of the SiO2 flakes is 250-400 nm, and to the use thereof in pigment mixtures, in cosmetic formulations and for colouring foods and pharmaceutical products. |
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| subjects | FOODS OR FOODSTUFFS FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT THEIR TREATMENT, NOT COVERED BY OTHER CLASSES |
| title | Effect Pigment And The Use Thereof In Cosmetics And In The Foods And Pharmaceuticals Sector |
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