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PARTICULATE ZINC OXIDE WITH MANGANESE, IRON AND COPPER DOPANT IONS
PARTICULATE ZINC OXIDE WITH MANGANESE, IRON AND COPPER DOPANT IONS
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机译:含锰,铁和铜掺杂剂离子的氧化锌
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摘要
FIELD: medicine; hygiene.;SUBSTANCE: invention can be used in preparation of sunscreen cosmetics. In the method, the particulate metal oxide includes a cationic portion, which includes a zinc portion, a first iron dopant portion and a second manganese and copper dopant portion. Said zinc portion is about 99 % by weight or more of the cationic portion. Further, the weight percentage of the second dopant portion is more than two times the weight percentage of the first iron dopant portion.;EFFECT: invention makes it possible to obtain a component of sunscreen compositions that provides improved performance with respect to the absorption of the UVA portion of the electromagnetic radiation spectrum.;11 cl, 2 tbl, 6 ex
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机译:领域:医学;卫生:物质:本发明可用于制备防晒化妆品。在该方法中,颗粒金属氧化物包括阳离子部分,该阳离子部分包括锌部分,第一铁掺杂剂部分和第二锰和铜掺杂剂部分。所述锌部分为阳离子部分的约99重量%或更多。此外,第二掺杂剂部分的重量百分比大于第一铁掺杂剂部分的重量百分比的两倍。效果:本发明使得可以获得防晒剂组合物的组分,该组分提供了改善的吸收性能。电磁辐射光谱中的UVA部分。; 11 cl,2 tbl,6 ex
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