Patents Examined by Paul Lieberman
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Patent number: 5914310Abstract: According to the invention, an improved class of amphoteric surfactant having improved surfactant properties characterized as mild and environmentally safe has been provided comprising compounds of the formula: ##STR1## The amphoteric surfactant of the subject invention have at least two hydrophobic moieties and at least two hydrophilic groups per molecule and are useful as emulsifiers, detergents, dispersants and solubilizing agents.Type: GrantFiled: July 30, 1997Date of Patent: June 22, 1999Assignee: Rhodia Inc.Inventors: Ji Li, Manilal Dahanayake, Robert Lee Reierson, David James Tracy
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Patent number: 5910472Abstract: A liquid personal cleansing composition comprising: (a) from about 5% to about 60% by weight of water-soluble surfactant selected from anionic, nonionic and amphoteric surfactants and mixtures thereof; and (b) from about 0.01% to about 10% by weight of a hydrophobically modified nonionic cellulose ether selected from C.sub.14 -C.sub.18 alkyl and alkenyl modified, hydroxyethyl cellulose ethers having a degree of nonionic substitution in the range of from about 2.2 to about 2.8 and a degree of hydrophobic substitution in the range of from about 0.4% to about 0.6% by weight; and (c) water, and wherein the composition displays a shear stress of about 150 Pa at a shear rate in the range from about 400 s.sup.-1 to about 600 s.sup.-1 at 25.degree. C. The products demonstrate excellent in-use efficacy benefits including mildness, a moisturised skin feel, good rinsibility and good product stability.Type: GrantFiled: June 2, 1997Date of Patent: June 8, 1999Assignee: The Procter & Gamble CompanyInventors: Russell Phillip Elliott, Matthew Thomas Green, Christopher David Leahy, Eleni Papadimitriou
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Patent number: 5908819Abstract: An alkaline aqueous cleaning composition for cleaning a substrate, e.g., a plastic or metal substrate, contaminated with industrial-type soil contaminants contains (i) an aqueous portion and (ii) an active-ingredient portion composed of (A) an alkalinity-providing agent and (B) a surfactant mixture containing (a) an active concentration of an N-octyl-2-pyrrolidone surfactant and (b) an active concentration of at least one aminocarboxylic acid surfactant. The active-concentration ratio of surfactant (a) to surfactant (b) is such as to provide the cleaning composition with the ability to remove a substantial portion of the contaminants from the substrate. At an active-concentration ratio of surfactant (a) to surfactant (b) of about 2.5:1, the surfactants have a synergistic effect on the industrial-soil-removing ability of the aqueous composition.Type: GrantFiled: June 30, 1998Date of Patent: June 1, 1999Assignee: Church & Dwight Co., Inc.Inventors: Richard Reynolds, Frank Cala
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Patent number: 5908821Abstract: The present invention relates to compositions for inhibiting dye transfer between fabrics during washing. The compositions are specifically selected metallo catalysts; namely, porphyrins and phthalocyanines. Detergent compositions containing such porphyrins and/or phthalocyanines are also disclosed.Type: GrantFiled: November 11, 1996Date of Patent: June 1, 1999Assignee: Procter & Gamble CompanyInventors: Regine Labeque, James Pyott Johnston
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Patent number: 5905062Abstract: A liquid personal cleansing composition comprising: a) from about 5% to about 60% by weight of water-soluble surfactant selected from anionic, nonionic and amphoteric surfactants and mixtures thereof; b) from about 0.01% to about 10% by weight of a hydrophobically modified nonionic cellulose ether selected from C.sub.10 -C.sub.24 alkyl and alkenyl modified methyl, hydroxyethyl and hydroxypropyl cellulose ethers having a degree of nonionic substitution in the range of from about 1.8 to about 4 and a degree of hydrophobic substitution in the range of from about 0.1% to about 1% by weight; c) from about 0% to about 10% by weight of a water-soluble polyol; d) from about 0.01% to about 5% by weight of cationic polymeric skin conditioning agent; and e) water, and wherein the composition displays a shear stress of about 150 Pa at a shear rate in the range from about 100 s.sup.-1 to about 600 s.sup.-1 at 25.degree. C.Type: GrantFiled: September 23, 1997Date of Patent: May 18, 1999Assignee: The Procter & Gamble CompanyInventors: Russell Phillip Elliott, Matthew Thomas Green, Christopher David Leahy, Eleni Papadimitriou
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Patent number: 5902780Abstract: A stripping and cleaning composition for removing resists and etching residue from substrates containing hydroxylamine and at least one alkanolamine is described. Further, a cleaning composition for removing etching residue from semiconductor substrates containing hydroxylamine, at least one alkanolamine, at least one chelating agent, and water is described. The preferred chelating agent is 1,2-dihydroxybenzene or a derivative thereof. The chelating agent provides added stability and effectiveness to the cleaning composition.Type: GrantFiled: January 28, 1997Date of Patent: May 11, 1999Assignee: EKC Technology, Inc.Inventor: Wai Mun Lee
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Patent number: 5902354Abstract: The use of anionic surfactants in a liquid peroxygen bleaching composition disclosed, for reducing itching of the skin, after it has come in contact with said compositions.Type: GrantFiled: March 11, 1997Date of Patent: May 11, 1999Assignee: The Procter & Gamble CompanyInventors: Gianmarco Polotti, Stefano Scialla, Raffaele Scoccianti
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Patent number: 5902779Abstract: A substantially transparent liquid cleanser includes water, a fatty acid surfactant, and from about 0.1 weight percent to about 6 weight percent behenamidopropyl PG-dimonium chloride. This cleanser provides a luxurious lather that cleanses, conditions, and can function as a shaving foam.Type: GrantFiled: October 10, 1997Date of Patent: May 11, 1999Assignee: Avon Products, Inc.Inventors: Pam A. Cormier, Laura A. Schick, Mary L. Posten
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Patent number: 5902778Abstract: A post-foaming gel shaving composition is disclosed which contains from about 40 to about 90 percent by weight water; from about 4 to about 25 percent by weight water-soluble soap; from about 0.5 to about 12 percent by weight aliphatic liquid post-foaming agent selected from the group consisting of saturated aliphatic hydrocarbons; from about 0.01 to about 5 percent by weight of at least one water-soluble gelling agent forming in said composition a gel having a yield value sufficiently high to restrain said composition from foaming for at least about 60 seconds; and from about 0.1 to about 2 percent by weight of a poly(ethylene oxide) having an average molecular weight of at least 2.times.10.sup.5.Type: GrantFiled: July 7, 1997Date of Patent: May 11, 1999Assignee: Pfizer IncInventors: Barbara A. Hartmann, Athanasios S. Ladas, Dino G. Muccia
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Patent number: 5902784Abstract: A combination of at least one betaine surfactant having an saturated or unsaturated alkyl or acyl group having 10-24 carbon atoms, preferably 14-24 carbon atoms, and an anionic surfactant having the general structureR.sub.1 --Bwhere R.sub.1 is a hydrocarbon group with 10-24 carbon atoms and B is a group ##STR1## or a group ##STR2## in which M is hydrogen or a cationic, preferably monovalent group in a proportion between the betaine surfactant and the anionic surfactant of from 20:1 to 1:2, preferably from 10:1 to 1:1, reduces the flow resistance between a flowing water-based liquid system and a solid surface.Type: GrantFiled: September 8, 1997Date of Patent: May 11, 1999Assignee: Akzo Nobel nvInventors: Martin Hellsten, Ian Harwigsson
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Patent number: 5900398Abstract: A process for making a surfactant product involving the steps of: (1) providing a solid water-free sugar surfactant; (2) providing a co-reactant selected from the group consisting of alpha-olefins, internal olefins, linear alkylbenzene, branched alkylbenzene, fatty alcohol, alkoxylated fatty alcohol, secondary alkanes, N-methylglucamide, tall oil, napthalene, xylene, cumene, toluene, dodecylbenzene and mixtures thereof; (3) dispersing or dissolving the solid water-free sugar surfactant in the co-reactant to form a feed mixture; and (4) sulfating/sulfonating the feed mixture to form a surfactant product.Type: GrantFiled: February 18, 1998Date of Patent: May 4, 1999Assignee: Henkel CorporationInventors: Richard A. Winstanley, Harald P. Wulff
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Patent number: 5900396Abstract: Carbonate built laundry detergents having improved cleaning properties and comprising two ethoxylated fatty alcohol nonionic surfactants having different average numbers of carbon atoms in the fatty alcohol and average numbers of ethoxy groups, a sulfated ethoxylated fatty alcohol anionic surfactant, and an N-alkyl and/or unsaturated hydrocarbyl amine of an alkanoic acid or salt thereof as an amphoteric surfactant.Type: GrantFiled: May 8, 1997Date of Patent: May 4, 1999Assignee: Church & Dwight Co., Inc.Inventors: Francis R. Cala, Charles D. Carr, Bruce R. Conley
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Patent number: 5895505Abstract: The present invention relates to a process for printing characters or image with high durability on a fibrous sheet by a dry method, fabrics prepared by said printing process, and an apparatus for preparing said fabrics. The present invention relates to a process for preparing an information-bearing fibrous sheet, comprising the steps of temporarily forming an image such as characters or identification mark on a fibrous sheet by a dye; heating it to let the dye migrate into the fibrous sheet; and pressing another sheet material to the fibrous sheet with the image temporarily formed, with heat treatment for removing the excessive dye. The process of the present invention does not include the step of washing by water and allows dyeing with a sense of OA apparatuses. Therefore, it can be widely applied for clothing, and industrial and fashion fabric goods, etc. and expected to tempt the development of quite new applications.Type: GrantFiled: January 10, 1994Date of Patent: April 20, 1999Assignee: Toray Industries, Inc.Inventors: Yasumasa Yamamoto, Shiro Imai
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Patent number: 5891839Abstract: A light duty liquid detergent with desirable cleansing properties and mildness to the human skin comprising: a sulfonate surfactant, an alkali metal or ammonium salt of a C.sub.8-18 ethoxylated alkyl ether sulfate anionic surfactant, a sulfoacetate, sulfosuccinate or carboxylate surfactant, and water.Type: GrantFiled: May 20, 1997Date of Patent: April 6, 1999Assignee: Colgate Palmolive CompanyInventors: Rita Erilli, Chantal Gallant
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Patent number: 5888953Abstract: A process for making a soften or fluid personal cleansing composition comprising: (a) providing a solid personal cleansing stock consisting essentially of an acyl isethionate; (b) heating the solid personal cleansing stock using microwave energy to form a softened or molten stock personal cleansing component; (c) introducing the softened or molten stock personal cleansing into a mixing apparatus; (d) introducing a personal cleansing adjuvant into the mixing apparatus; and (e) mixing the softened or molten personal cleansing stock and adjuvant in the mixing apparatus to form a softened or fluid personal cleansing composition.Type: GrantFiled: June 4, 1997Date of Patent: March 30, 1999Assignee: Henkel CorporationInventors: Eugene G. Harris, J. Matthew White
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Patent number: 5888252Abstract: A process for dyeing keratin-containing fibers, comprises treating said fibers with a tinctorially effective amount of a dye of the formula ##STR1## where D is the radical of a diazo component of the formula ##STR2## R.sub.1 is an unsubstituted C.sub.1 -C.sub.4 alkyl, or C.sub.1 -C.sub.4 alkyl substituted with OH, C.sub.1 -C.sub.4 alkoxy, halogen, CN, amino, C.sub.1 -C.sub.4 monoalkylamino, or di-C.sub.1 -C.sub.4 alkylamino, R.sub.2 and R.sub.3 are independently of each other hydrogen, an unsubstituted C.sub.1 -C.sub.4 alkyl, or C.sub.1 -C.sub.4 alkyl substituted with OH, C.sub.1 -C.sub.4 alkoxy, halogen, CN, amino, C.sub.1 -C.sub.4 monoalkylamino, or di-C.sub.1 -C.sub.4 alkylamino, or R.sub.3 and R.sub.2, together with the nitrogen and carbon atoms joining them together form a 5- or 6-membered ring, R.sub.5 is hydrogen, C.sub.1 -C.sub.4 alkoxy, halogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -Calkylcarbonylamino, or R.sub.5 and R.sub.Type: GrantFiled: February 21, 1997Date of Patent: March 30, 1999Assignee: Ciba Specialty Chemicals CorporationInventor: Peter Mockli
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Patent number: 5888957Abstract: All purpose cleaning or microemulsion compositions more environmentally friendly, which is especially effective in the removal of a mixture of oil and kaolin soil, contains an analephotropic negatively charged complex, a hydrocarbon ingredient, a cosurfactant, and water.Type: GrantFiled: May 9, 1997Date of Patent: March 30, 1999Assignee: Colgate Palmolive CompanyInventors: Patrick Durbut, Guy Broze
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Patent number: 5888955Abstract: Liquid dishwashing detergent compositions comprising a co-surfactant selected from amine oxides, betaines, branched alkyl carboxylates and non bridged polyhydroxy fatty acid amides. The dishwashing composition further comprises a bridged polyhydroxy fatty acid amide for improved sudsing performance.Type: GrantFiled: February 4, 1997Date of Patent: March 30, 1999Assignee: The Procter & Gamble CompanyInventors: Peter Robert Foley, Joanna Margaret Clarke, Yi-Chang Fu, Phillip Kyle Vinson
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Patent number: 5888960Abstract: A surfactant composition comprising a combination of: (1) a surfactant mixture containing: (a) from about 4 to about 35 wt % actives of a linear alkyl sulfonate; and (b) from about 1 to about 20 wt % actives of an alkyl polyglycoside having the general formula I:R.sub.1 O(R.sub.2 O).sub.b (Z).sub.a Iwherein R.sub.1 is a monovalent organic radical having from about 6 to about 30 carbon atoms; R.sub.2 is divalent alkylene radical having from 2 to 4 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; b is a number having a value from 0 to about 12; a is a number having a value from 1 to about 6, and (2) a foam additive containing a blend of: (c) from about 0.5 to about 4 wt % actives of an amide having the general formula (II): ##STR1## wherein R.sub.3 is an alkyl group containing from about 8 to about 18 carbon atoms and each R.sub.4 is the same or different and is selected from the group consisting of hydrogen, C.sub.13 alkyl, C.sub.1-3 alkanol, and --(C.sub.2 H.sub.Type: GrantFiled: July 16, 1996Date of Patent: March 30, 1999Assignee: Henkel CorporationInventors: Virginia Lazarowitz, Mary Frances Frazer
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Patent number: 5888956Abstract: All purpose cleaning or microemulsion compositions more environmentally friendly, which is especially effective in the removal of a mixture of oil and kaolin soil, contains a negatively charged complex, a Lewis base, neutral polymer, and water.Type: GrantFiled: September 26, 1997Date of Patent: March 30, 1999Assignee: Colgate Palmolive CompanyInventors: Patrick Durbut, Anne-Marie Misselyn, Guy Broze