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公开(公告)号：US09714400B2
公开(公告)日：2017-07-25
申请号：US14780273
申请日：2014-03-25
Applicant: RHODIA OPERATIONS
Inventor： Lin He , Hai Zhou Zhang
CPC classification number: C11D3/001 , C11D1/90 , C11D3/2013 , C11D3/2079
Abstract: The present invention concerns the use of C16-alkyl betaine as a fabric softener, notably for fabric softening compositions. The invention also concerns a method of treating fabric which comprises the step of contacting said fabric in the rinse cycle of a fabric washing machine with an aqueous medium containing a composition as defined herein.
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公开(公告)号：US11111460B2
公开(公告)日：2021-09-07
申请号：US15318889
申请日：2015-06-18
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Nikolay Christov , Da Wei Jin , Lin He
IPC: C11D3/37 , C11D3/00 , C11D3/22 , C11D1/62 , C11D3/50 , C11D11/00 , C11D1/835 , B65D1/02 , B65D41/04 , B65D25/40 , C11D3/30 , C11D1/66
Abstract: The present invention relates to method for preparing composition containing at least a quaternary ammonium compound, a cationic polysaccharide, a fragrance material or perfume, a nonionic surfactant, and optionally a nonionic polysaccharide. The method notably comprises a step of preparing a premix of the fragrance material or perfume and the nonionic surfactant. Said composition may notably be used for fabric conditioning.
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3.发明授权公开(公告)号：US10227548B2
公开(公告)日：2019-03-12
申请号：US16062495
申请日：2016-12-15
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Lin He , Da Wei Jin , Nikolay Christov , Galder Cristobal
Abstract: Provided is a composition, notably a fabric conditioning composition, comprising (a) a quaternary ammonium compound; (b) a cationic polysaccharide; (c) a first non-ionic polysaccharide; and (d) a second non-ionic polysaccharide, wherein the second non-ionic polysaccharide is different from the first non-ionic polysaccharide and the second non-ionic polysaccharide has a Molar Substitution (MS) in the range of 0.2 to 1.8.
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公开(公告)号：US10174273B2
公开(公告)日：2019-01-08
申请号：US15037893
申请日：2014-11-20
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Lin He , William Zhan
Abstract: The present invention then concerns a fabric softener composition that performs well on softening fabrics, which comprises a blend of amphoteric surfactant carrying a C12-C22-alkyl or C12-C22-alkenyl, a fatty acid or a fatty alcohol, and a polysaccharide or polysaccharide derivative. The invention also concerns the use of said softening composition to impart fabric softness to fabrics.
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Patent Agency Ranking
公开(公告)号：US10155918B2
公开(公告)日：2018-12-18
申请号：US15538066
申请日：2014-12-22
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Nikolay Christov , Da Wei Jin , Lin He
IPC: C11D3/37 , C11D3/22 , C11D3/00 , C11D3/20 , C11D1/62 , C11D1/66 , C11D3/38 , C08L1/08 , C08L5/02 , C08L5/12 , C11D3/43 , D06M13/46 , D06M15/03 , D06M23/08
Abstract: The present invention provides a solid composition comprising a polysaccharide and a hydrophobic compound having a melting point of between 30° C. and 90° C. The solid composition may further comprise a quaternary ammonium compound, wherein the weight ratio of the polysaccharide and the hydrophobic compound is between 1:50 and 50:1. Preferably, the solid composition is substantially free or completely free of water. The solid composition shows excellent stability at a temperature up to 45° C. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and a method for conditioning a fabric by using said solid composition or said liquid composition as well.
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公开(公告)号：US10017715B2
公开(公告)日：2018-07-10
申请号：US14767808
申请日：2013-02-15
Applicant: RHODIA OPERATIONS
Inventor： Lin He , Hai Zhou Zhang
CPC classification number: C11D3/001 , C11D1/90 , C11D3/0015
Abstract: The present invention concerns the use of a C16-C22-alkyl or C16-C22-alkenyl amido alkyl betaine derivatives as a fabric softener, notably for fabric softening compositions. The invention also concerns a method of treating fabric which comprises the step of contacting said fabric in the rinse cycle of a fabric washing machine with an aqueous medium containing a composition as defined herein.
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公开(公告)号：US11332697B2
公开(公告)日：2022-05-17
申请号：US15545107
申请日：2016-01-27
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Nikolay Christov , Da Wei Jin , Lin He
Abstract: The present invention relates to a composition comprising: (a) a bis-(2-hydroxypropyl)-dimethylammonium methyl-sulphate fatty acid ester having an average chain length of the fatty acid moieties of from 12 to 30 carbon atoms; (b) a cationic poly saccharide; and (c) a nonionic polysaccharide. The present invention also relates to the method of use of the composition.
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公开(公告)号：US10717947B2
公开(公告)日：2020-07-21
申请号：US15538057
申请日：2015-12-22
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Nikolay Christov , Da Wei Jin , Lin He
Abstract: The present invention provides a solid composition comprising (a) a quaternary ammonium compound and (b) between 9 wt % and 77 wt % of a polysaccharide based on the total weight of the solid composition. The solid composition showed excellent stability. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and methods for conditioning a fabric by using the solid composition and the liquid composition as well.
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9.发明授权公开(公告)号：US10351805B2
公开(公告)日：2019-07-16
申请号：US16064259
申请日：2016-12-14
Applicant: RHODIA OPERATIONS
Inventor： Hai Zhou Zhang , Lin He , Da Wei Jin , Nikolay Christov
Abstract: The present invention relates to a composition, notably a fabric conditioning composition, comprising at least: a quaternary ammonium compound, two different cationic polysaccharides; and a non-ionic polysaccharide. The composition has excellent conditioning performance combined with good stability.
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