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公开(公告)号：US20230051904A1
公开(公告)日：2023-02-16
申请号：US17785019
申请日：2020-12-04
Applicant: L'Oreal
Inventor： Toshifumi SHIROYA , Tatsushi ISOJIMA , Mariko YAMAMOTO , Takehiko KASAI , Kazuhiko MARUYAMA , Shinobu MITSUDA
Abstract: The present invention relates to a composition comprising: (a) at least one particle comprising at least one cationic polymer and at least one anionic polymer, at least one cationic polymer and at least one amphoteric polymer, at least one anionic polymer and at least one amphoteric polymer, or at least one amphoteric polymer, and at least one non-polymeric acid having two or more pKa values or salt(s) thereof or at least one non-polymeric base having two or more pKb values or salt(s) thereof; and (b) water, wherein the anionic polymer is selected from hyaluronic acid and derivatives thereof, and the amphoteric polymer is selected from cationized hyaluronic acid and salts thereof. The composition according to the present invention is stable, and can have a variety of cosmetic functions. The stickiness of the composition according to the present invention can be reduced.
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公开(公告)号：US20230048170A1
公开(公告)日：2023-02-16
申请号：US17785028
申请日：2020-12-04
Applicant: L'Oreal
Inventor： Tatsushi ISOJIMA , Toshifumi SHIROYA , Cindy CHHUON , Kazuhiko MARUYAMA
Abstract: The present invention relates to a composition comprising: (a) at least one cationic polysaccharide; (b) at least one antioxidant; and (c) water, wherein the (b) antioxidant has at least one negatively chargeable and/or negatively charged moiety selected from the group consisting of a sulfuric group, a sulfate group, a sulfonic group, a sulfonate group, a phosphoric group, a phosphate group, a phosphonic group, a phosphonate group, a phenolic hydroxyl group, a carboxylic group, and a carboxylate group. The composition according to the present invention can include a relatively larger amount of antioxidant.
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