WO1999008648A2 - Hair conditioner and 2-in-1 conditioning shampoo - Google Patents

Hair conditioner and 2-in-1 conditioning shampoo Download PDF

Info

Publication number
WO1999008648A2
WO1999008648A2 PCT/EP1998/004941 EP9804941W WO9908648A2 WO 1999008648 A2 WO1999008648 A2 WO 1999008648A2 EP 9804941 W EP9804941 W EP 9804941W WO 9908648 A2 WO9908648 A2 WO 9908648A2
Authority
WO
WIPO (PCT)
Prior art keywords
formula
compound
group
weight
hair conditioning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP1998/004941
Other languages
English (en)
French (fr)
Other versions
WO1999008648A3 (en
Inventor
Ralph Franklin
Paul Iacobucci
Dale Steichen
Phuong-Nga Trinh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Akzo Nobel NV
Original Assignee
Akzo Nobel NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Akzo Nobel NV filed Critical Akzo Nobel NV
Priority to EP98946291A priority Critical patent/EP1005321B1/en
Priority to DK98946291T priority patent/DK1005321T3/da
Priority to BRPI9811159-0A priority patent/BR9811159B1/pt
Priority to HK00107900.4A priority patent/HK1031194B/en
Priority to JP2000509389A priority patent/JP2001515021A/ja
Priority to AU93398/98A priority patent/AU742093B2/en
Priority to DE69805528T priority patent/DE69805528T2/de
Priority to CA002300143A priority patent/CA2300143A1/en
Publication of WO1999008648A2 publication Critical patent/WO1999008648A2/en
Publication of WO1999008648A3 publication Critical patent/WO1999008648A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/02—Preparations for cleaning the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/12—Preparations containing hair conditioners

Definitions

  • cleaning surfactants are typically anionic, i.e., the surfactant activity
  • ammonium compounds Such compounds are known in the art but are difficult to produce ammonium compounds. Such compounds are known in the art but are difficult to produce ammonium compounds. Such compounds are known in the art but are difficult to produce ammonium compounds. Such compounds are known in the art but are difficult to produce ammonium compounds. Such compounds are known in the art but are difficult to produce ammonium compounds. Such compounds are known in the art but are difficult to produce ammonium compounds. Such compounds are known in the art but are difficult to produce ammonium compounds.
  • R4 is a saturated or unsaturated, straight or
  • E3 can be the same or different at each occurrence and are selected
  • R5 is a saturated or unsaturated, straight or branched chain
  • E1 , E2 or E3 is a group of formula (II), the cationic surfactant being present in the composition in an amount not exceeding about 4%- by
  • the conditioning shampoo formulation described herein contains an
  • X- is an anion (e.g., selected from chloride, bromide, iodide, nitrate,
  • R3 can be the same or different and are independently straight or
  • branched chain alkylene groups of from about 2 to about 6 carbon atoms (e.g.,
  • R4 is a saturated or unsaturated, straight or branched chain aliphatic
  • R5 is a saturated or unsaturated, straight or branched chain aliphatic
  • esteramine with an alkylating agent to provide the quaternary ammonium
  • the alkanol amine is typically chosen from a group of alkanol amines such
  • the alkanol amine contains three hydroxyl functions per molecule.
  • the aliphatic chain of the fatty acid/ester reaction(s) can range in length from
  • aliphatic chains can be fully saturated or they can contain some unsaturation.
  • unsaturated molecules may also have a tendency to
  • antioxidants e.g., BHT
  • sequesterants e.g., EDTA
  • intermediate esteramine for preparing the intermediate esteramine herein include stearic acid, lauric
  • acids can be a mixture of fatty acids such as those derived from tallow, soy,
  • palm canola
  • rapeseed coconut
  • coconut or other natural sources.
  • an acid catalyst such as hypophosphorous acid at a molar ratio of fatty acid/ester to alkanol amine of from about 1.5:1 to about 3.0:1 ,
  • R1 , R2 and R3 are each -(CH2)2-, R5 is C15 alkyl, and X- is
  • This preferred cationic surfactant can be produced by the
  • reaction conditions will produce a reaction product containing a
  • Particularly useful cationic surfactant compositions contain greater than about
  • monoester constitutes less than about 3 weight percent of
  • the cationic surfactant in the conditioning shampoo formulation is N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl-N-(2-aminoethyl)-2-aminoethyl
  • KATHON® fatty alcohol components such as cetyl and
  • a composition of conditioning shampoo is formulated using the cationic
  • a first blending component is formed by mixing 45 parts water, 38 parts of
  • cocamide MEA 2 parts cetyl alcohol, 1 part stearyl alcohol, 2 parts
  • the cationic surfactant disclosed herein provides superior hair conditioning

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Cosmetics (AREA)
PCT/EP1998/004941 1997-08-13 1998-07-31 Hair conditioner and 2-in-1 conditioning shampoo Ceased WO1999008648A2 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
EP98946291A EP1005321B1 (en) 1997-08-13 1998-07-31 Hair conditioner and 2-in-1 conditioning shampoo
DK98946291T DK1005321T3 (da) 1997-08-13 1998-07-31 Hårplejemiddel samt 2-i-1 plejeshampoo
BRPI9811159-0A BR9811159B1 (pt) 1997-08-13 1998-07-31 composição para o condicionamento de cabelos, processo para preparar um agente para condicionamento de cabelos, e, xampu condicionador 2-em-1.
HK00107900.4A HK1031194B (en) 1997-08-13 1998-07-31 Hair conditioner and 2-in-1 conditioning shampoo
JP2000509389A JP2001515021A (ja) 1997-08-13 1998-07-31 ヘアーコンディショナー及び２−イン−１コンディショニングシャンプー
AU93398/98A AU742093B2 (en) 1997-08-13 1998-07-31 Hair conditioner and 2-in-1 conditioning shampoo
DE69805528T DE69805528T2 (de) 1997-08-13 1998-07-31 Haarpflegemittel und 2 in 1 pflegeshampoo
CA002300143A CA2300143A1 (en) 1997-08-13 1998-07-31 Hair conditioner and 2-in-1 conditioning shampoo

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/910,281 1997-08-13
US08/910,281 US5939059A (en) 1997-08-13 1997-08-13 Hair conditioner and 2 in 1 conditioning shampoo

Publications (2)

Publication Number Publication Date
WO1999008648A2 true WO1999008648A2 (en) 1999-02-25
WO1999008648A3 WO1999008648A3 (en) 1999-04-15

Family

ID=25428567

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1998/004941 Ceased WO1999008648A2 (en) 1997-08-13 1998-07-31 Hair conditioner and 2-in-1 conditioning shampoo

Country Status (12)

Country Link
US (2) US5939059A (https=)
EP (1) EP1005321B1 (https=)
JP (1) JP2001515021A (https=)
CN (1) CN1154467C (https=)
AR (1) AR013415A1 (https=)
AU (1) AU742093B2 (https=)
BR (1) BR9811159B1 (https=)
CA (1) CA2300143A1 (https=)
DE (1) DE69805528T2 (https=)
DK (1) DK1005321T3 (https=)
ES (1) ES2178261T3 (https=)
WO (1) WO1999008648A2 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003535108A (ja) * 2000-06-08 2003-11-25 コグニス・イベリア・ソシエダッド・リミターダ エステルクォート混合物
US12458574B2 (en) 2018-12-19 2025-11-04 Conopco, Inc. Deposition system for hair

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4024438B2 (ja) * 1999-11-01 2007-12-19 花王株式会社 第４級アンモニウム塩組成物
US6808701B2 (en) 2000-03-21 2004-10-26 Johnson & Johnson Consumer Companies, Inc. Conditioning compositions
US6528070B1 (en) 2000-09-15 2003-03-04 Stepan Company Emulsion comprising a ternary surfactant blend of cationic, anionic, and bridging surfactants, oil and water, and methods of preparing same
US6306805B1 (en) 2000-09-15 2001-10-23 Stepan Company Shampoo and body wash composition comprising ternary surfactant blends of cationic, anionic, and bridging surfactants and methods of preparing same
CA2481994C (en) * 2002-04-22 2009-12-08 The Procter & Gamble Company Personal care compositions comprising a zinc containing material in an aqueous surfactant composition
US8361448B2 (en) * 2002-06-04 2013-01-29 The Procter & Gamble Company Shampoo containing a gel network
US8491877B2 (en) * 2003-03-18 2013-07-23 The Procter & Gamble Company Composition comprising zinc-containing layered material with a high relative zinc lability
US8367048B2 (en) * 2002-06-04 2013-02-05 The Procter & Gamble Company Shampoo containing a gel network
US8349301B2 (en) * 2002-06-04 2013-01-08 The Procter & Gamble Company Shampoo containing a gel network
US8361450B2 (en) * 2002-06-04 2013-01-29 The Procter & Gamble Company Shampoo containing a gel network and a non-guar galactomannan polymer derivative
US9381382B2 (en) * 2002-06-04 2016-07-05 The Procter & Gamble Company Composition comprising a particulate zinc material, a pyrithione or a polyvalent metal salt of a pyrithione and a gel network
US8349302B2 (en) * 2002-06-04 2013-01-08 The Procter & Gamble Company Shampoo containing a gel network and a non-guar galactomannan polymer derivative
US8470305B2 (en) * 2002-06-04 2013-06-25 The Procter & Gamble Company Shampoo containing a gel network
AU2003273285B2 (en) * 2002-06-04 2007-01-25 The Procter & Gamble Company Shampoo containing a gel network
DE102004035633A1 (de) * 2004-07-22 2006-02-09 Cognis Ip Management Gmbh Konditionierende tensidische Zubereitung
US7244453B1 (en) 2006-01-24 2007-07-17 Lucia Mihalchick Litman Anti-chlorine shampoo composition
WO2009089496A2 (en) * 2008-01-09 2009-07-16 Reveal Sciences, Llc Color-changing cleansing compositons and methods
MX339493B (es) 2010-10-25 2016-05-26 Stepan Co Esteraminas y derivados de la metatesis de aceite natural.
AU2011323840B2 (en) 2010-10-25 2015-09-24 Stepan Company Fatty amides and derivatives from natural oil metathesis
JP5930436B2 (ja) 2011-10-07 2016-06-08 ザ プロクター アンド ギャンブル カンパニー ゲル網状組織を含有するシャンプー組成物
WO2013162924A1 (en) 2012-04-24 2013-10-31 Stepan Company Synergistic surfactant blends
BR112014026541A8 (pt) 2012-04-24 2021-04-13 Stepan Co limpador aquoso de superfície rígida, concentrado diluível de limpador de superfície rígida, removedor de grafite, caneta de correção, fluido de correção ou borracha para marcador de tinta permanente
US9777248B2 (en) 2012-09-13 2017-10-03 Stepan Company Aqueous hard surface cleaners based on monounsaturated fatty amides
DE102012222769A1 (de) * 2012-12-11 2014-06-12 Henkel Ag & Co. Kgaa Haarpflegemittel mit Silikonen enthaltend Zuckerstrukturen und ausgewählte weitere Silikone
DE102012222771A1 (de) * 2012-12-11 2014-06-12 Henkel Ag & Co. Kgaa Haarpflegemittel mit Antischuppenmitteln und ausgewählten Silikonen enthaltend Zuckerstrukturen
WO2014149019A1 (en) * 2013-03-15 2014-09-25 Hercules Incorporated Composition and method of producing personal care compositions with improved deposition properties
US9920284B2 (en) 2015-04-22 2018-03-20 S. C. Johnson & Son, Inc. Cleaning composition with a polypropdxylated 2-(trialkylammonio)ethanol ionic liquid
US10420962B2 (en) 2016-05-10 2019-09-24 Sarah Holmes Organic hair formulation and treatment
US10945935B2 (en) 2016-06-27 2021-03-16 The Procter And Gamble Company Shampoo composition containing a gel network
US20180098923A1 (en) 2016-10-10 2018-04-12 The Procter & Gamble Company Personal care compositions substantially free of sulfated surfactants and containing a gel network
WO2018080839A1 (en) 2016-10-26 2018-05-03 S. C. Johnson & Son, Inc. Disinfectant cleaning composition with quaternary ammonium hydroxycarboxylate salt
US10815453B2 (en) 2016-10-26 2020-10-27 S. C. Johnson & Son, Inc. Disinfectant cleaning composition with quaternary ammonium hydroxycarboxylate salt and quaternary ammonium antimicrobial
WO2018080835A1 (en) 2016-10-26 2018-05-03 S. C. Johnson & Son, Inc. Disinfectant cleaning composition with quaternary amine ionic liquid
US11628126B2 (en) 2018-06-05 2023-04-18 The Procter & Gamble Company Clear cleansing composition
SG11202100501YA (en) 2018-07-20 2021-02-25 Stepan Co Reduced-residue hard surface cleaner and method for determining film/streak
JP7328336B2 (ja) 2018-12-14 2023-08-16 ザ プロクター アンド ギャンブル カンパニー シート状マイクロカプセルを含むシャンプー組成物
US11896689B2 (en) 2019-06-28 2024-02-13 The Procter & Gamble Company Method of making a clear personal care comprising microcapsules
CN114981016B (zh) 2020-02-14 2024-11-19 宝洁公司 具有悬浮在其中的美学设计的适于储存液体组合物的瓶子
US11633072B2 (en) 2021-02-12 2023-04-25 The Procter & Gamble Company Multi-phase shampoo composition with an aesthetic design
US12053130B2 (en) 2021-02-12 2024-08-06 The Procter & Gamble Company Container containing a shampoo composition with an aesthetic design formed by bubbles

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632396A (en) * 1969-04-28 1972-01-04 Procter & Gamble Dryer-added fabric-softening compositions
JPS5235203A (en) * 1975-09-16 1977-03-17 Kao Corp Clear liquid shampoo
US4370272A (en) * 1980-01-14 1983-01-25 Stepan Chemical Company Alkoxylated quaternary ammonium surfactants
FR2574400B1 (fr) * 1984-12-12 1988-05-20 Interox Composes organiques d'ammonium quaternaire et procede pour leur fabrication
US4704272A (en) * 1985-07-10 1987-11-03 The Procter & Gamble Company Shampoo compositions
GB2188653A (en) * 1986-04-02 1987-10-07 Procter & Gamble Biodegradable fabric softeners
DE3622641A1 (de) * 1986-07-05 1988-01-14 Henkel Kgaa Haarpflegemittel mit antistatischer wirkung
US4938953A (en) * 1988-08-09 1990-07-03 The Upjohn Company Self-preserving conditioning shampoo formulation
US4997641A (en) * 1990-04-09 1991-03-05 Colgate-Palmolive Company Hair conditioning shampoo containing C6 -C10 alkyl sulfate or alkyl alkoxy sulfate
US5145607A (en) * 1990-06-19 1992-09-08 Takasago International Corporation (U.S.A.) Optically clear conditioning shampoo comprising anionic and cationic surfactants
US5034218A (en) * 1990-07-13 1991-07-23 Helene Curtis, Inc. Stable conditioning shampoo containing compatible anionic surfactant/cationic conditioning agent-non-volatile silicone emulsion
KR100235687B1 (ko) * 1990-12-05 1999-12-15 데이비드 엠 모이어 실리콘 및 양이온성 계면활성 콘디셔닝제를 포함하는 샴푸 조성물
JP2538733B2 (ja) * 1991-12-18 1996-10-02 花王株式会社 アシル化アミンの製造方法
JPH05163219A (ja) * 1991-12-18 1993-06-29 Kao Corp アシル化アミンの製造方法
FI930458A7 (fi) * 1992-03-27 1993-09-28 Curtis Helene Ind Inc Opasiteettia lisäävä aine vesipohjaisia koostumuksia varten
ZA931613B (en) * 1992-04-15 1993-11-15 Curtis Helene Ind Inc Conditioning shampoo composition and method of preparing and using the same
BE1006057A3 (fr) * 1992-07-06 1994-05-03 Solvay Interox Procede pour la delignification d'une pate a papier chimique.
DE69329772T2 (de) * 1993-07-27 2001-08-02 Stepan Co., Northfield Haarkonditioniermittel, die Carbonsäure-Esterderivate von Alkanolaminen enthalten
DE4334365A1 (de) * 1993-10-08 1995-04-13 Henkel Kgaa Quaternierte Fettsäuretriethanolaminester-Salze mit verbesserter Wasserlöslichkeit
US5415813A (en) * 1993-11-22 1995-05-16 Colgate-Palmolive Company Liquid hard surface cleaning composition with grease release agent
FR2712895B1 (fr) * 1993-11-26 1996-05-03 Oreal Composition fondante contenant des sels d'ammonium quaternaire à fonction ester, son utilisation comme produit capillaire.
US5411729A (en) * 1994-02-14 1995-05-02 Siltech Inc. Silicone polyester polymers as durable humectants
US5552137A (en) * 1994-08-05 1996-09-03 Witco Corporation Biodegradable quaternary hair conditioners
DE69533466T2 (de) * 1994-10-14 2005-09-22 Kao Corp. Flüssige Weichspülerzusammensetzung
GB9506038D0 (en) * 1995-03-24 1995-05-10 Unilever Plc Hair conditioning composition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003535108A (ja) * 2000-06-08 2003-11-25 コグニス・イベリア・ソシエダッド・リミターダ エステルクォート混合物
US12458574B2 (en) 2018-12-19 2025-11-04 Conopco, Inc. Deposition system for hair

Also Published As

Publication number Publication date
HK1031194A1 (en) 2001-06-08
EP1005321B1 (en) 2002-05-22
BR9811159A (pt) 2000-07-25
BR9811159B1 (pt) 2011-01-11
AR013415A1 (es) 2000-12-27
CN1154467C (zh) 2004-06-23
US5939059A (en) 1999-08-17
DE69805528T2 (de) 2002-10-31
ES2178261T3 (es) 2002-12-16
CN1271274A (zh) 2000-10-25
EP1005321A2 (en) 2000-06-07
AU742093B2 (en) 2001-12-20
DK1005321T3 (da) 2002-07-29
WO1999008648A3 (en) 1999-04-15
JP2001515021A (ja) 2001-09-18
AU9339898A (en) 1999-03-08
DE69805528D1 (de) 2002-06-27
US6264931B1 (en) 2001-07-24
CA2300143A1 (en) 1999-02-25

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