阅读说明：本技术 遮蔽紫外线的多层材料、包含其的组合物、使用其处理角蛋白材料的方法、及制备所述材料的方法 (UV screening multilayer material, composition comprising same, method for treating keratin materials using same, and method for producing said material ) 是由 A·卡多佐佩雷斯 A·蒙托瓦-朗贝尔 于 2020-05-06 设计创作，主要内容包括：本发明涉及i)一种多层材料；ii)一种用于制备所述多层材料的方法；iii)一种化妆品组合物,其包含一种或多种多层材料；iv)一种用于处理角蛋白材料、尤其是人角蛋白材料如皮肤的方法；v)多层材料用于遮蔽紫外(UV)射线的用途。所述多层材料具有奇数N个层：■包含至少三个层,其中每个层由材料A或不同于A的材料B组成,所述连续层A和B交替,并且两个相邻层具有不同的折射率；■其中每个层的厚度遵循以下数学式(I)：[x/y/(αx/y)-(a)/x],在式(I)中：x是内部层和外部层的厚度；y是与内部层αx或外部层x相邻的层的厚度；α是整数或分数并且α＝2±0％至15％、优选地α＝2±0％至10％、更优选地α＝2±0％至5％,中间奇数层(αx)具有所述外部层x的厚度的两倍厚度±0％至15％；并且a表示大于或等于0的整数,其与交替层的数目N有关,使得a＝(N-3)/2；应理解：■优选地,x具有与y不同的厚度；■当数个层具有厚度x时,这意指每个层具有厚度x±0％至15％、优选地±0％至10％、更优选地±0％至5％；■当数个层具有厚度y时,这意指每个层具有厚度y±0％至15％、优选地±0％至10％、更优选地±0％至5％；并且■当数个层具有厚度αx时,这意指每个层具有厚度αx±0％至15％、优选地±0％至10％、更优选地±0％至5％。(The invention relates to i) a multilayer material; ii) a process for preparing the multilayer material; iii) a cosmetic composition comprising one or more multilayer materials; iv) A method for treating keratin materials, in particular human keratin materials such as the skin(ii) a v) use of the multilayer material for screening Ultraviolet (UV) radiation. The multilayer material has an odd number N of layers: ■ comprises at least three layers, wherein each layer consists of material A or material B different from A, the successive layers A and B alternate, and the two adjacent layers have different indices of refraction; ■ wherein the thickness of each layer follows the following mathematical formula (I): [ x/y/(α x/y) a /x]In formula (I): x is the thickness of the inner and outer layers; y is the thickness of the layer adjacent to the inner layer ax or the outer layer x; α is an integer or fraction and α 0 ═ 2 ± 0% to 15%, preferably α 1 ═ 2 ± 0% to 10%, more preferably α ═ 2 ± 0% to 5%, the intermediate odd layer (α x) having a thickness ± 0% to 15% twice that of the outer layer x; and a represents an integer greater than or equal to 0, which is related to the number N of alternating layers, such that a ═ N-3)/2; it should be understood that: ■ preferably, x has a different thickness than y; ■ when the several layers have a thickness x, this means that each layer has a thickness x ± 0% to 15%, preferably ± 0% to 10%, more preferably ± 0% to 5%; ■ when the several layers have a thickness y, this means that each layer has a thickness y ± 0% to 15%, preferably ± 0% to 10%, more preferably ± 0% to 5%; and ■ when the plurality of layers have a thickness α x, this means that each layer has a thickness α x ± 0% to 15%, preferably ± 0% to 10%, more preferably ± 0% to 5%.)