PROCESS FOR DYEING KERATIN MATERIALS USING AT LEAST ONE BLUE, PURPLE OR GREEN DYE AND AT LEAST ONE DISULFIDE, THIOL OR PROTECTED THIOL FLUORESCENT DYE

    公开(公告)号:US20200179255A1

    公开(公告)日:2020-06-11

    申请号:US16622258

    申请日:2018-06-18

    Applicant: L'OREAL

    Abstract: The present invention relates to a process for dyeing keratin fibers, in particular human keratin fibers such as the hair, using a) one or more blue, violet or green dyes and b) one or more disulfide, thiol or protected-thiol fluorescent dyes.The present invention also relates to a cosmetic composition comprising the dyes defined above, and also to a multi-compartment device containing said dyes.The present invention also relates to the use of said dyes for dyeing light keratin fibers, notably human keratin fibers such as the hair, in chestnut-brown, dark chestnut-brown, brown, brown with a tint, or even black, without using an additional dye other than those defined above.

    PERFUME CONCRETE AND ABSOLUTE WHICH ARE OBTAINED BY ORGANIC (POLY)OL SOLVENT EXTRACTION FROM SOLID NATURAL SUBSTANCES

    公开(公告)号:US20250136891A1

    公开(公告)日:2025-05-01

    申请号:US18836383

    申请日:2023-04-19

    Applicant: L'OREAL

    Abstract: The present invention relates to a process for preparing perfume concrete and/or absolute which employs bringing particular, fresh, withered or dry, solid natural material(s) into contact with a first system of solvents comprising at least one “green” organic (poly)ol solvent. Another subject of the invention is the perfume concrete and the perfume absolute obtained by the preparation process, a composition comprising the concrete and/or the absolute, and the use of the “green” organic (poly)ol solvent to extract the concrete and/or the absolute with no chemical odour of solvent odour type.

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