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公开(公告)号：EP3960152A1
公开(公告)日：2022-03-02
申请号：EP19926557.0
申请日：2019-07-31
申请人： Dow Toray Co., Ltd.
发明人： KANZAKI Yasue , KIKUNAGA Sayuri , PHAN SON TANH , MIYANO Jun , HORI Seiji
摘要： [Problem]
To provide a cosmetic composition with excellent storage stability, feel during use and ultraviolet light blocking effects, in which an inorganic ultraviolet light blocking agent containing a hydrophobic fine particulate metal oxide as represented by hydrophobic fine particulate zinc oxide can be uniformly and stably dispersed in an aqueous phase, and in which a reduction in viscosity of a formulation is suppressed even when the structure of the hydrophobic fine particulate metal oxide is dispersed in the aqueous phase.
[Resolution Means]
A cosmetic composition containing an inorganic ultraviolet light blocking agent that contains (A) a carboxylic acid modified silicone having a specific structure, (B) a water-soluble thickening agent, (C) a basic compound, and (D) a hydrophobic fine particulate metal oxide. Particularly, a use as a sunscreen cosmetic composition.-
2.发明公开
公开(公告)号：EP3778780A1
公开(公告)日：2021-02-17
申请号：EP19776246.1
申请日：2019-03-27
申请人： Dow Toray Co., Ltd.
发明人： WAKITA, Mari , TANIGUCHI Hiroko , KANZAKI Yasue , HORI Seiji
IPC分类号： C08L83/14 , A61K8/895 , A61Q1/02 , A61Q1/04 , A61Q1/08 , A61Q1/10 , A61Q1/12 , A61Q5/00 , A61Q17/04 , A61Q19/00 , C08G77/50 , C08L91/00
摘要： The present invention relates to an oil-including elastomer particle having a structure wherein at least two silicon atoms within the silicone elastomer particle are cross-linked through a silalkylene group with a carbon number of between 4 and 20, a structure that includes, in the silicone elastomer particle, an oil that is liquid at 40°C, and, preferably, the mixture of oil and the cross-linking silicone composition is cured in the form of emulsion particles, and also relates to the use thereof.
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公开(公告)号：EP4227347A1
公开(公告)日：2023-08-16
申请号：EP21877671.4
申请日：2021-10-06
申请人： Dow Toray Co., Ltd.
发明人： PHAN SON THANH , KANZAKI Yasue , KIKUNAGA Sayuri , HORI Seiji
摘要： [PROBLEM]
To provide a new carboxylic acid co-modified organopolysiloxane that can stably and uniformly disperse various hydrophobic powders in an aqueous phase and has excellent function as a powder dispersantor and the like, use thereof as a powder treatment agent, a topical agent composition, and the like containing this composition.
[RESOLUTION MEANS]
A novel carboxylic acid co-modified organopolysiloxane expressed by the following structural formula (1):
{Formula R 1 is a C6 or lower hydrocarbon group or a hydrogen atom, R 2 is a C6-30 monovalent hydrocarbon group, L 1 is a specific organosilicon-containing organic group, Rc is a carboxyl group-containing organic group, R' is a group independently selected from the aforementioned R 1 , R 2 , L 1 and Rc, but Rc and L 1 are always included in the molecule}
as well as a use thereof.-
公开(公告)号：EP4219596A1
公开(公告)日：2023-08-02
申请号：EP21872645.3
申请日：2021-10-06
申请人： Dow Toray Co., Ltd.
发明人： KIKUNAGA Sayuri , HORI Seiji , KANZAKI Yasue
摘要： [Problem]
An object of the present invention is to provide: a co-modified organopolysiloxane that has excellent affinity and compatibility with a wide range of cosmetic product raw materials (particularly non-silicone oil agents such as fatty acid ester oils and the like), is less likely to cause thickening or inferior dispersion when used with powders, and can form favorable and stable slurries; and a use thereof.
[Resolution Means]
A co-modified organopolysiloxane expressed by the following structural formula (1), with an HLB value within a range of 0.5 to 2.0 and viscosity within a range of 200 to 1500 mPa s, as well as a use thereof as a powder dispersing agent or the like. R 2 is a monovalent hydrocarbon group having 6 to 30 carbon atoms, L 1 is an organosilicon-containing organic group selected from silylalkyl groups having a carbosiloxy dendron structure and groups having a siloxane macromonomer structure, and Q is a hydrophilic group, which is a (poly)glycerin residual group or sugar alcohol residual group}.-
公开(公告)号：EP3838257A1
公开(公告)日：2021-06-23
申请号：EP19850694.1
申请日：2019-07-31
申请人： Dow Toray Co., Ltd.
发明人： KONDO Junya , PHAN Son Thanh , MIYANO Jun , KANZAKI Yasue , HORI Seiji
摘要： The present invention relates to a cosmetic composition containing a carboxylic acid modified silicone (A) that has a specific chemical structure and is liquid at room temperature, and an oil agent (B). The cosmetic composition according to the present invention provides a cosmetic film having excellent water resistance, and can be easily removed by normal soap and water.
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公开(公告)号：EP3838255A1
公开(公告)日：2021-06-23
申请号：EP19849584.8
申请日：2019-07-31
申请人： Dow Toray Co., Ltd.
发明人： KANZAKI Yasue , PHAN SON THANH , MIYANO Jun , HORI Seiji
摘要： [Object] Provided is an oil-in-water emulsion cosmetic composition having a high UV protection effect (particularly, boost effect of SPF value) and excellent in water resistance and the like of a film (cosmetic film) without impairing the tactile sensation or the feeling of use peculiar to the oil-in-water emulsion cosmetic composition.
[Solving Means] An oil-in-water emulsion cosmetic composition containing (A) carboxylic acid-modified silicone in a liquid form at 50°C, (B) a vinyl-based polymer emulsion, (C) a basic compound, and (D) an inorganic UV protecting agent consisting of hydrophobic fine particulate metal oxide. Particularly, a use as a sunscreen cosmetic composition.-
公开(公告)号：EP3838249A1
公开(公告)日：2021-06-23
申请号：EP19849980.8
申请日：2019-07-31
申请人： Dow Toray Co., Ltd.
发明人： KONDO Junya , HARAMIZU Satoshi , PHAN Son Thanh , MIYANO Jun , KANZAKI Yasue , HORI Seiji
摘要： The present invention relates to an oil-in-water emulsion cosmetic composition containing a carboxylic acid modified silicone (A) that has a specific chemical structure and is liquid at room temperature, an oil agent (B), and water (C). The cosmetic composition according to the present invention can provide a cosmetic film with high stability and excellent water resistance.
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公开(公告)号：EP4455189A1
公开(公告)日：2024-10-30
申请号：EP22911391.5
申请日：2022-12-23
申请人： Dow Toray Co., Ltd.
发明人： Tan Liyi , SUGIURA Tsunehito , WAKITA Mari , TANIGUCHI Hiroko , KANZAKI Yasue
IPC分类号： C08G77/20 , A61K8/81 , A61K8/89 , A61K8/895 , A61Q1/12 , C08F290/14 , C08F299/08 , C08G77/38 , C08J3/12 , C08L101/00 , C08L101/16
摘要： PROBLEM: The present invention provides a vinyl-modified organopolysiloxane useful as a raw material for radical polymerization reactions, especially for biodegradable polymers or copolymers, as well as a method for producing the same. Furthermore, the present invention provides a radical polymerizable polymer or radical polymerizable copolymer in which the vinyl-modified organopolysiloxane is at least a portion of the starting raw material, as well as uses thereof and a method of production.
SOLUTION: A vinyl-modified organopolysiloxane having two or more vinyl-modified groups (R Ac ) expressed by -R 1 -C(=O)-O-CH=CHR 2 (where R 1 is a divalent organic group having 4 to 20 carbon atoms, R 2 is a hydrogen atom or a methyl group) bonded to a silicon atom in the molecule and having a polyorganosiloxane structure; a radical polymerizable polymer or radical polymerizable copolymer (especially silicone elastomer particles) made therefrom; and use thereof.-
公开(公告)号：EP4455121A1
公开(公告)日：2024-10-30
申请号：EP22911392.3
申请日：2022-12-23
申请人： Dow Toray Co., Ltd.
发明人： SUGIURA Tsunehito , WAKITA Mari , TANIGUCHI Hiroko , TAN Liyi , KANZAKI Yasue , NAGAYAMA Kei , SETOGUCHI Hiro
IPC分类号： C07C69/007 , A61K8/89 , A61Q1/12 , A61Q17/04 , C08F290/14 , C08G63/91 , C08G77/46 , C08L101/16
摘要： PROBLEM
To provide silicone elastomer particles having a crosslinked structure which is active with respect to biodegradability, and can provide texture and feel during use that is equal to or higher than conventional silicone elastomer particles when blended in a cosmetic composition or the like, a reactive group-containing polycaprolactone compound having a specific structure and useful as a raw material for synthesis reactions, and a method for producing the same.
SOLUTION
A polycaprolactone compound containing a reactive group having two or more modified polycaprolactone structures having the following structural formula (1): {in the formula, n is a number in the range 1 to 5 and Ra is a specific (meth)acryl terminal group or alkenyl terminal group} (specifically, a compound selected from the aforementioned (meth)acryl-modified polycaprolactone compounds and alkenyl-modified polycaprolactone compounds) and their use as raw materials for silicone elastomer particles.-
公开(公告)号：EP3954357A1
公开(公告)日：2022-02-16
申请号：EP19924351.0
申请日：2019-07-31
申请人： Dow Toray Co., Ltd.
发明人： KONDO Junya , KANZAKI Yasue , PHAN Son Thanh , MIYANO Jun , KIKUNAGA Sayuri , HORI Seiji
摘要： The present invention relates to an oil-in-water cleansing cosmetic composition, containing: (A) carboxylic acid-modified silicone that is liquid at 50°C; (B) 3 to 80 mass% of an oil agent relative to the total mass of the cosmetic composition; (C) water; and (D) a basic compound; where an amount of an ionic surfactant other than the carboxylic acid-modified silicone (A) that is liquid at 50°C is 10 mass% or less relative to the total mass of the cosmetic composition. The cleansing cosmetic composition according to the present invention quickly blends with makeup grime, has a high makeup removing effect, and has excellent stability.
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