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Sodium acetate hyaluronic acid(AcHA)

CAS number:unknown    molecular formula:

overview

compound introduction

乙酰化透明质酸钠(AcHA)是由天然保湿因子透明质酸钠(HA)经乙酰化反应得到。乙酰基的引入,使AcHA兼具亲水性和亲脂性,可发挥双倍保湿、修护角质屏障、提高皮肤弹性等生物活性功能,从而改善肌肤干燥、粗糙状态,令肌肤柔软有弹力。 AcHA介绍-取代度 •一个双糖单位有4个氢原子可被乙酰基,因此取代度的范围是0-4(不取代到全取代) • 试验发现,平均取代度在2.6-3.6之间,亲水亲油性能最佳。低于2.6亲脂性不明显,大于3.6亲水性变差 • Hymagic-AcHA平均取代度为3,亲水亲油性能佳,0.1%的乙酰化HA可以使水的表面张力降低至55mN/m • 分子量低于100,000KDa,可透过角质层,并定位于表皮层 特点 高吸肤性,双倍保湿力,修复皮肤屏障,增加皮肤弹性 应用 应用于精华、面膜、膏霜、乳液等化妆品 使用 易溶于水,可直接添加于水相;肤感清爽不黏腻

Specs

Chinese alias乙酰化透明质酸钠
English alias-
CAS numberunknownmolecular formula
molecular weight-Exact mass医药级
PSA-logp-

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