US 20040087668A1 (19) United States (12) Patent Application Publication (10) Pub. No.: US 2004/0087668A1 Schmucker-Castner et al. (43) Pub. Date: May 6, 2004 (54) STABLE AOUEOUS SURFACTANT Related U.S. Application Data COMPOSITIONS (62) Division of application No. 09/547,595, filed on Apr. (75) Inventors: Julie F. Schmucker-Castner, 11, 2000, now Pat. No. 6,635,702. Strongsville, OH (US); Hal Ambuter, Medina, OH (US); Marcia Snyder, Publication Classification Stow, OH (US); Ashley A. Weaver, (51) Int. Cl. ................................................... C09K 3/00 Arlington, VA (US); Sahira Kotian, (52) U.S. Cl. ................................................................ 516/90 Gonzales, LA (US) (57) ABSTRACT Correspondence Address: NOVEON PHOLDINGS CORP. A stable, aqueous composition containing a Substantially 9911 BRECKSVILLE ROAD crosslinked alkali-SWellable acrylate copolymer rheology modifier, a Surfactant, an alkaline material, and various CLEVELAND, OH 44141-3247 (US) compounds therein, as for example Substantially insoluble (73) Assignee: Noveon IP Holdings Corp., Cleveland, materials requiring Suspension or Stabilization, Such as a OH Silicone, an oily material, or a pearlescent material. Addi tionally, this invention also relates to the formation of a rheologically and phase stable cationic hair dye composi (21) Appl. No.: 10/602,956 tion. The invention further relates to the incorporation of an acidic material after the addition of an alkaline material to reduce the pH of the composition without negatively impact (22) Filed: Jun. 23, 2003 ing the Viscosity of the composition. Patent Application Publication May 6, 2004 Sheet 1 of 8 US 2004/0087668A1 F.G. 1 Patent Application Publication May 6, 2004 Sheet 2 of 8 US 2004/0087668A1 F.G. 2 Patent Application Publication May 6, 2004 Sheet 3 of 8 US 2004/0087668A1 Eaced parlierior Demonstralior 2-ln-1 Snarpoo will Nica. c . Sample A Polymer "W' Patent Application Publication May 6, 2004 Sheet 4 of 8 US 2004/0087668A1 Sample A: Sample B: Polymer NO "W" Polymer Sample C: Sample D: Polymer Polymer "X" Y --- ". wirica. Sample A: Sample B: Polymer NO "W" Polymer Sample C: Sample D: Polymer Polymer "X" Y it Patent Application Publication May 6, 2004 Sheet 5 of 8 US 2004/0087668A1 Note Correction FG 5 Patent Application Publication May 6, 2004 Sheet 6 of 8 US 2004/0087668A1 FG 6 Patent Application Publication May 6, 2004 Sheet 7 of 8 US 2004/0087668A1 F.G. 7 Patent Application Publication May 6, 2004 Sheet 8 of 8 US 2004/0087668A1 Sample FG 8 US 2004/0087668A1 May 6, 2004 STABLE AOUEOUS SURFACTANT 0007 EPO 463,780 relates to a stable, pearly shampoo COMPOSITIONS composition comprising insoluble, non-volatile Silicone which may be obtained by including a Suspending polymer, FIELD OF INVENTION to prevent the silicone “creaming” to the top of the bottle in 0001. The present invention relates to the formation of Storage, and also to prevent the particles of titanium dioxide Stable, aqueous compositions containing a Substantially coated mica from Settling. The composition further relates to crosslinked alkali-Swellable acrylate copolymer rheology an aqueous shampoo composition comprising in addition to modifier, a Surfactant, an alkaline material, and various Water: compounds therein, as for example Substantially insoluble materials requiring Suspension or Stabilization, Such as a 0008 (a) from 2 to 40% by weight of a surfactant Silicone, an oily material, or a pearlescent material. Addi chosen from anionic, nonionic or amphoteric Surfac tionally, this invention also relates to the formation of a tants, or mixtures thereof; rheologically and phase stable cationic hair dye composi 0009 (b) from 0.01 to 10% by weight of an tion. The invention further relates to the incorporation of an insoluble, non-volatile Silicone; acidic material after the addition of an alkaline material to 0010 (c) from 0.1 to 5% by weight of a suspending reduce the pH of the composition without negatively impact polymer chosen from polyacrylic acid, croSS-linked ing the Viscosity and rheology of the composition. polymers of acrylic acid, copolymers of acrylic acid with a hydrophobic monomer, copolymers of car BACKGROUND OF THE INVENTION boxylic acid-containing monomers and acrylic 0002 Heretofore, various substantially insoluble com esters, croSS-linked copolymers of acrylic acid and pounds could not be adequately Stabilized in an aqueous acrylate esters, and heteropolysaccharide gums, and Surfactant containing composition. For example, various 0.011 (d) from 0.01 to 5% by weight of titanium aqueous Surfactant compositions which contain Silicone dioxide coated mica. additives therein, as for example hair or skin conditioners, would separate and/or cream from their Surfactant base. 0012 U.S. Pat. No. 4,529,773 relates to compositions Various pearlescent materials, which are often utilized to containing an associative thickener (a hydrophobically provide a pearlescent appearance, would have a short shelf modified alkali-soluble emulsion polymer) that has been life and produce a diminished pearlescent appearance (“flat activated by neutralization to a pH above 6.5, and Subse ten out”) or actually settle. In other words, instability quently acidified in the presence of a Surfactant. problems generally existed with regards to the incorporation 0013 However, the above prior art does not produce of Silicones and pearlescent materials. Sufficiently stabilized aqueous Surfactant compositions Such 0003) While cationic or basic dyes for hair have been as with respect to various Silicones, oily materials, pearles utilized in Shampoos to impart temporary color or high cent materials, cationic hair dyes, and other Substantially lights, the cationic dyes were generally incompatible with insoluble materials. the anionic Surfactants typically used in traditional Shampoo formulas. Accordingly, amphoteric Surfactants have been SUMMARY OF THE INVENTION utilized to impart cleansing and detergency properties to the 0014) A stable aqueous composition comprises a Substan Shampoos, but Such Surfactants do not Sufficiently thicken to tially crosslinked alkali-SWellable acrylate copolymer rhe provide the desired product rheology. While traditional ology modifier, water, an alkaline material, and an effective polymeric rheology modifiers, Such as carbomers and/or amount of a Surfactant So that a Substantially insoluble acrylates/C, alkyl acrylate cross polymers, have been uti compound is Stabilized or Suspended in the composition. lized to increase Viscosity, the rheological Stability of these Compositions can be Stabilized that contain various volatile compositions is Still generally poor. and nonvolatile Silicone oils, oily materials, and the like. Compositions containing a pearlescent material can be sta 0004 Various attempts have been made to remedy the bilized and which further impart an enhanced pearlescent above problems. appearance to the composition. Additionally, compositions 0005 For example, U.S. Pat. No. 5,656,257 relates to an containing cationic dyes can be attained and maintained with anionic shampoo and conditioning composition comprising acceptable rheology. Furthermore, a “Back-Acid' formula an oily conditioning agent, a shampooing agent, an acrylate tion technique can be utilized to achieve low pH composi copolymer, a cationic conditioning agent, and water. It also tions. These Stable aqueous Surfactant compositions can relates to the incorporation of a C-Cls fatty acid. The generally maintain a Smooth, acceptable rheology, without composition utilizes both oily and cationic conditioning Significant increases or decreases in Viscosity or pH, with no agents in combination with an anionic acrylate copolymer Separation, Settling, or creaming out, Over extended periods for maintaining Stability and dispersion. of time such as for at least one month at 45 C. The 0006 WO 99/21530 relates to a hair care composition polymeric rheology modifier is generally made from one or comprising from about 1.00% to about 80.00% by weight of more carboxylic acid monomers, vinyl monomers, and poly one or more Surfactants Selected from the group consisting unsaturated monomers. The Surfactant can be an anionic, an of anionic, nonionic, cationic and Zwitterionic Surfactants amphoteric, a Zwitterionic, a nonionic, or a cationic Surfac and mixtures thereof; from about 0.05% to about 15.00% by tant, or combinations thereof. weight of at least one fatty alcohol having from 10 to about 30 carbon atoms; from about 0.10% to about 15.00% by BRIEF DESCRIPTION OF THE DRAWINGS weight of a non-volatile silicone; and from about 1.35% to 0015 FIG. 1 is a photograph of containers of Example about 2.70% by weight of a non-crosslinked polymeric 2A(pearlized 2-in-1 conditioning Shampoo) showing Stabil Suspending agent. ity testing at 45 C. for 10 weeks; US 2004/0087668A1 May 6, 2004 0016 FIG. 2 is a photograph of containers of Example atoms. Examples of Such monomers include but are not 2C (pearlized 2-in-1 conditioning shampoo with mica) limited to acrylic acid, methacrylic acid, itaconic acid, showing stability testing at 45 C. for 8 weeks; fumaric acid, crotonic acid, maleic acid, or aconitic acid. Moreover, half esters of polyacids, Such as maleic acid, 0017 FIG. 3 is a photograph of containers of Example fumaric acid, itaconic acid, or aconitic acid and the like with 2C (pearlized 2-in-1 conditioning shampoo with mica) C. alkanols can also be used, particularly if it is used in showing the initial appearance; minor amounts in combination with acrylic acid or meth 0.018 FIG. 4 is a photograph of containers of Example acrylic acid. 2C (pearlized 2-in-1 conditioning shampoo in mica) show 0027. The amounts of such carboxylic acid monomers is ing the initial appearance (top) and after 12 hours (bottom); generally from about 20% to 80% by weight, desirably from 0.019 FIG. 5 is a photograph of containers of Example about 25% to about 70% by weight and preferably from 4A (Salicylic acid facial Scrub) showing Stability testing at about 35% to about 65% by weight based upon the total 45° C. for 8 weeks; weight of the monomers. 0020 FIG. 6 is a photograph of containers of Example 0028.