Method for refining ultraviolet absorbent, ultraviolet absorbent and cosmetic material
The process for purifying an ultraviolet absorber of the present invention is characterized by including an adsorbent treatment step of bringing the ultraviolet absorber into contact with an absorbent. According to the process, an ultraviolet absorber having a reduced odor, an improved hue and less...
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| creator | MIZUOKA TAKANORI,IWAMOTO YOSHIAKI,TAKAGI YOSHIAKI,ASHITAKA KEIJI,NOBUHARA KAZUNORI |
| description | The process for purifying an ultraviolet absorber of the present invention is characterized by including an adsorbent treatment step of bringing the ultraviolet absorber into contact with an absorbent. According to the process, an ultraviolet absorber having a reduced odor, an improved hue and less skin irritation can be obtained. |
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| language | eng |
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| subjects | ADHESIVES CHEMISTRY DYES HUMAN NECESSITIES HYGIENE MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE MEDICAL OR VETERINARY SCIENCE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PREPARATION OF CARBON BLACK PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES |
| title | Method for refining ultraviolet absorbent, ultraviolet absorbent and cosmetic material |
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