| 摘要 |
PURPOSE:To obtain a transparent base agent having excellent transparency, stability with time and applicability, by using 12-hydroxystatic acid and an oil component as essential components and adjusting the refractive index of the composition within a specific range, and to obtain a solid cosmetic having excellent transparent feeling by using the above base agent. CONSTITUTION:The objective transparent base agent contains 0.1-20wt.% of 12-hydroxystearic acid and an oil component (e.g., avocado oil or liquid paraffin) and has a refractive index adjusted to 1.45-1.54. A solid cosmetic having excellent transparent appearance, smoothly spreadable on the skin to give a natural finishing and has excellent stability with time can be produced by using the above base agent. The transparent base agent is applicable to any oily composition having solid or ointment nature (e.g., crayon or medicinal stick) in addition to cosmetic and gives a product having beautiful appearance, smooth spreadability and high stability. |
