SKIN EXTERNAL AGENT COMPOSITION IN WHICH FINE NEEDLE-LIKE OR COLUMNAR CRYSTALS OF TAURINE ARE BLENDED

Abstract: provided is a skin external agent composition containing taurine as crystals, which has smooth feel without any skin contact. a skin external agent composition containing fine needle-like or columnar crystals of taurine having a thickness of less than 150 micrometers and a length of less than 3000 micrometers, a method for producing fine needle-like or columnar crystals of taurine, the method including a step of growing crystals in an environment in which an aqueous solution in which taurine is dissolved is mixed with or brought into contact with a liquid substance having low solubility of taurine, and a method for producing a skin external agent composition, the method including the step of growing crystals and a step of blending the fine needle-like or columnar crystals of taurine obtained in the step of growing crystals into the skin external agent composition.

Inventor(s): Tomohiro Murayama, Hiroshi Tanaka, Junya Hasegawa, Ying-shu Quan, Fumio Kamiyama

CPC Classification: A61K31/205 (PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms ; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles ; soap compositions ))

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