公司新闻

NewsletterVol 14, 仅使用ZnO即可完美阻挡UVA/UVB

2023-11-13

大多数客户都了解氧化锌是一种能提高PA指数的原料。但事实上,它对UVA和UVB 紫外线都有很强的阻挡能力。 



露森的in-vitro测试结果表明,HPA 30、HPA 150 均可有效防护UVA/UVB。其中HPA 30的 SPF值高一些, HPA 150的 PA 值高一些。两者各有所长。 


为了再次证明这一点,我们使用上面两种粒径的氧化锌制作了防晒配方。 防晒指数目标为 SPF50+、PA++++。 配方内容如下表所示。


 

按上述配方制作防晒霜,并与D公司市售的纯ZnO配方产品进行比较。比较项目为透明度和 in-vitro指数。这个D公司产品的紫外线防护系数标示为 SPF 50+ / PA++++。 



结果显示,目标产品的透明度与用露森配方制成的防晒霜相似。


然而在In-Vitro测试中,露森配方产品显示出更高的SPF, PA指数。

说明由两种不同尺寸的氧化锌混合制成的防晒霜具有很强的UVA和UVB阻挡能力,并且表现出比预期更好的防紫外线能力。

 

Oversea sales: sales04@luxonkorea.co.kr / sales06@luxonkorea.co.kr

Korean domestic: sales02@luxonkorea.co.kr / sales05@luxonkorea.co.kr

Chinese sales: 153654744@qq.com

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