Amorphous non-nano silica spheres

Manuela E. Pintado (Inventor), Ana Raquel Madureira (Inventor), Joana Ribeiro Costa (Inventor), Morrison Dale (Inventor), Alexander Dale (Inventor), Rhys Dale (Inventor), Yong Huang (Inventor)

Research output: Patent


Disclosed herein are methods of deriving silica from biological materials, compositions of such matter, articles of manufacture and amorphous silica spheres. Evidence demonstrates what is disclosed herein to be superior to the silica obtained from sand and other non-renewable sources of silica in personal care products, particularly cosmetics. The following disclosure also offers an alternative to microplastics which are currently being phased out of many cosmetic products.
Original languageEnglish
Patent numberPCT/EP2023/071757
Priority date8/08/22
Filing date7/08/23
Publication statusPublished - 15 Feb 2024


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