Cellulose Patents (Class 510/473)
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Patent number: 6228827Abstract: The invention relates to the use of mutated protease of the subtilisin type which carries at least one mutation in its amino acid sequence, leading to a reduced positive charge or an increased negative charge in the substrate binding region of the molecule, in liquid to gel-form laundry detergents. This protease shows increased stability above all in detergents such as these.Type: GrantFiled: December 14, 1999Date of Patent: May 8, 2001Assignee: Henkel Kommanditgesellschaft Auf AktienInventors: Josef Penninger, Matthias Sunder, Theodor Voelkel, Beatrix Kottwitz, Werner Pichler
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Patent number: 6221832Abstract: Compacted granulate comprising starch and/or a starch derivatives and, optionally, water-swellable cellulose/cellulose derivatives, and finely divided polymers/copolymers of (meth)acrylic acid or salts thereof and one or more liquid surfactants, and the use thereof as disintegrating agent for detergent tablets, cleaning agent tablets, water-softening tablets and scouring salt-tablets, as well as a process for making the compacted granulate by mixing the constituents, granulating and compacting.Type: GrantFiled: November 12, 1999Date of Patent: April 24, 2001Assignee: Stockhausen GmbH & Co. KGInventors: Sascha Casteel, Hans-Georg Hartan, Elke Philippsen-Neu, Rainer Poeschmann
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Patent number: 6221826Abstract: A laundry additive particle having multiple coatings and compositions employing the particle are provided. The laundry additive particle comprises a central core particle with the core particle comprising a porous carrier core material and a glassy encapsulating material intermixed with the carrier material. The glassy encapsulating material is derived from one or more at least partially water-soluble hydroxylic compounds having an anhydrous, nonplasticized, glass transition temperature, Tg, of at least about 0° C. An optional intermediate encapsulating material may be coated on the central core particle. The intermediate encapsulating material may comprise a carbohydrate material having an anhydrous nonplasticized, glass transition temperature, Tg of at least about 130° C. Lastly, an external coating material is coated on the core particle or the intermediate encapsulating material which provides the laundry additive particle with a substantially non-tacky surface.Type: GrantFiled: September 20, 1999Date of Patent: April 24, 2001Assignee: The Procter & Gamble CompanyInventors: Athanasios Surutzidis, Brent Michael Heist, Michael Jude LeBlanc
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Patent number: 6218345Abstract: Personal cleansing compositions comprising a thickening system consisting essentially of hydrophobically modified water-soluble associative polymer and polar oil having a required HLB of at least 12, a nonionic polyhydroxy fatty acid amide surfactant, a water-soluble surfactant other than the polyhydroxy fatty acid amide surfactant, and water, wherein the polar oil has an average carbon chain length of from about 12 to about 16 carbon atoms and wherein the water-soluble surfactants have an average carbon chain of from about 10 to about 18 carbon atoms. These compositions may also comprise a perfume or cosmetic oil, or a hydrotrope. The compositions of the present invention deliver excellent product thickening and rheological attributes, in storage, in dispensing and in use, in combination with good efficacy benefits such as excellent rinsibility, mildness, skin conditioning, skin moisturizing, product stability, cleansing and lathering.Type: GrantFiled: December 30, 1998Date of Patent: April 17, 2001Assignee: The Procter & Gamble CompanyInventors: Alan Brooks, Charles Marie Alain Du Reau
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Patent number: 6204236Abstract: New enzyme granulates are described which contain an organic disulfide compound (R—S—S—R), particularly they contain the free amino acid cystine, optionally mixed with the amino acid cysteine. The new enzyme granulates are for us in detergent and cleanser compositions, particularly in dishwasher compositions, and they have properties. For example, insofar as protecting objects made of silver against tarnishing, for example, dishes, cutlery, and other objects to be cleaned.Type: GrantFiled: March 31, 1999Date of Patent: March 20, 2001Assignee: Genencor International, Inc.Inventors: Hubert A. Herrmann, Rolf Spannagl, Günther Richter
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Patent number: 6200937Abstract: Detergent compositions, including, but not limited to, anti-residue shampoos, are provided which include one or more anionic surfactants, an anionic polymer, a mono cationic conditioning agent, and a cationic polymer. These shampoos are preferably clear. Additionally, there is provided a recirculatory batch processor which includes a disperser and at least one pump selected from a supply pump and a return pump. The pump is in communication with the disperser. Furthermore, a recirculatory batch process is provided which includes the steps of delivering, at a first rate, a liquid from a tank to a recirculatory batch processor as described above; during the delivery, dispersing solids into the liquid to produce a liquid containing dispersed solids; and during the delivery, returning, at a second rate, the liquid containing dispersed solids to the tank; wherein the second rate is greater than the first rate.Type: GrantFiled: June 9, 1998Date of Patent: March 13, 2001Assignee: Neutrogena CorporationInventors: Robert Brennan, Abizer Gaslightwala, Nelson L. Perassinoto, Rafael Delgado, Arthur Pellegrino, Steve Aridgides, Charles L. Adams, Carol J. Collins
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Patent number: 6191083Abstract: Personal cleansing compositions comprise a thickening system consisting essentially of associative polymer which is a hydrophobically modified water-soluble associative polymer and polar oil having a required HLB of at least 12, a water-soluble surfactant, optionally a cationic polymeric skin conditioning agent, and water, wherein the polar oil has an average carbon chain length of from about 12 to about 16 carbon atoms and wherein the water-soluble surfactants have an average carbon chain of from about 10 to about 18 carbon atoms. These compositions may also comprise a hydrotrope. These compositions may optionally comprise a perfume or cosmetic oil. These compositions deliver excellent product thickening and rheological attributes, in storage, in dispensing and in use, in combination with good efficacy benefits such as mildness, a moisturized skin feel, rinsibility, skin conditioning, product stability and lather attributes.Type: GrantFiled: December 30, 1998Date of Patent: February 20, 2001Assignee: The Procter & Gamble CompanyInventors: Alan Brooks, Charles Marie Alain Du Reau
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Patent number: 6169062Abstract: The present invention relates to tablets comprising a core and a coating, the core being formed by compressing a particulate material, the particulate material comprising surfactant and detergent builder, and the tablet further comprising a disintegrant, at least some of the disintegrant being in the coating. The invention also relates to processes for making the tablets.Type: GrantFiled: June 4, 1999Date of Patent: January 2, 2001Assignee: The Procter & Gamble CompanyInventors: Serge Salager, Paul Irma Albertus Van Dijk, Jeroen Van Poucke
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Patent number: 6153572Abstract: A toilet bowl cleaner having an acid value from about 50 to about 90 includes a nonionic surfactant, a carboxylic acid, and a thickener. Preferably, the thickener is an acrylic copolymer and the acid is glycolic acid. The composition is concentrated to maintain cleaning effectiveness in a dilute environment.Type: GrantFiled: March 3, 1998Date of Patent: November 28, 2000Assignee: Amway CorporationInventor: Charles L. Stamm
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Patent number: 6153569Abstract: This invention relates to the use of aminofunctional silicone microemulsions to make optically clear compositions. More particularly this invention is directed to optically clear shampoo compositions comprising (A) an aminofunctional silicone microemulsion having an average particle size of less than 0.06 microns, (B) at least one anionic detersive surfactant, (C) at least one foam boosting agent, (D) at least one pH adjusting agent, (E) at least one thickening agent, and (F) water. The optically clear silicone compositions of this invention are useful in the hair care industry, especially as shampoos.Type: GrantFiled: July 24, 1998Date of Patent: November 28, 2000Assignee: Dow Corning CorporationInventor: Daniel Joseph Halloran
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Patent number: 6153570Abstract: The invention discloses novel conditioning and detergent compositions comprising, in a cosmetically acceptable medium, (A) a washing base and (B) a conditioning system comprising at least one cationic polymer and an amine silicone of formula (I), in which: R.sub.1, R.sub.2, R.sub.3 and R.sub.4, identical or different, represent a C.sub.1 -C.sub.4 alkyl radical or a phenyl grouping: R.sub.5 represents a C.sub.1 -C.sub.4 alkyl radical or a hydroxyl grouping: n is an integer from 1 to 5: m is an integer from 1 to 5: x is chosen such that the amine index is in a range between 0.01 and 1 meq/g. This invention is useful for hair washing and care.Type: GrantFiled: April 19, 1999Date of Patent: November 28, 2000Assignee: L'Oreal S.A.Inventor: Sandrine Decoster
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Patent number: 6133214Abstract: A portioned detergent composition in a bag of water-soluble film in which at least 70% by weight of the particles of the detergent composition have particle sizes above 800 .mu.m. The choice of this particular particle size range eliminates otherwise typical production-related problems arising out of the permeability of the bag seams and resulting difficulties.Type: GrantFiled: July 15, 1999Date of Patent: October 17, 2000Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Dieter Jung, Bernd Larson, Wilfried Raehse, Peter Sandkuehler, Hans-Peter Siegers, Hermann-Josef Welling
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Patent number: 6121430Abstract: New glucose-based surfactants and methods of their synthesis are described. The surfactants are synthesized through the preparation of an intermediate glucose 4,6-cyclic sulfate. The surfactants are economical to prepare and have excellent surface-active properties.Type: GrantFiled: April 23, 1999Date of Patent: September 19, 2000Assignee: University of Iowa Research FoundationInventors: Robert J. Linhardt, Helene G. Bazin
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Patent number: 6114289Abstract: A detergent composition containing an inexpensive detergent builder in the form of a selected crystalline calcium carbonate that has been coated with an encapsulating material such as a carbohydrate is provided. The crystalline calcium carbonate can be calcite and the encapsulating material can be sucrose. The crystalline calcium carbonate of the present invention is extremely inexpensive because it performs well even when used at large median particle sizes (e.g. less than 10 m.sup.2 /g surface areas).Type: GrantFiled: March 2, 1998Date of Patent: September 5, 2000Assignee: The Procter & Gamble CompanyInventors: Scott William Capeci, Eugene Joseph Pancheri
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Patent number: 6110885Abstract: A method and composition for removing deposits of heavy hydrocarbonaceous materials and finely divided inorganic particulate matter from wellbore and flowline surfaces using a composition containing an alkyl polyglycoside, an ethoxylated alcohol, an acid and an alkyl alcohol.Type: GrantFiled: June 15, 1999Date of Patent: August 29, 2000Assignee: Atlantic Richfield CompanyInventor: Albert F. Chan
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Patent number: 6063745Abstract: Multi-purpose solutions for contact lens care provide substantial lens wearer/user comfort and/or acceptability. Such solutions include an aqueous liquid medium; an antimicrobial component, preferably a biguanide polymer present in an amount of less than about 5 ppm; a surfactant component, preferably a poly(oxyethylene)-poly(oxypropylene) block copolymer surfactant, in an effective amount; a phosphate buffer component in an effective amount; a viscosity inducing component, preferably selected from cellulosic derivatives, in an effective amount; and a tonicity component in an effective amount. Such solutions have substantial performance, comfort and acceptability benefits, which, ultimately, lead to ocular health advantages and avoidance of problems caused by contact lens wear.Type: GrantFiled: November 26, 1997Date of Patent: May 16, 2000Assignee: AllerganInventors: Richard Graham, Joseph G. Vehige
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Patent number: 6051545Abstract: Cleaning compositions in the form of tablets containing surfactant and detergency builder, especially for use in fabric washing, also contain a water-insoluble, water-swellable polymeric material which has an average particle dimension of at least 400 micrometers. Such material may be cellulosic in nature and promotes disintegration of the tablets in water at the time of use.Type: GrantFiled: June 4, 1998Date of Patent: April 18, 2000Assignee: Lever Brothers Company Division of Conopco, Inc.Inventor: Jelles Vincent Boskamp
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Patent number: 6025319Abstract: A laundry additive particle having multiple coatings and compositions employing the particle are provided. The laundry additive particle comprises a porous carrier core material; a first encapsulating material coated on the core material to form an intermediate layer, the first encapsulating material comprising a glassy material derived from one or more at least partially water-soluble hydroxylic compounds having an anhydrous, nonplasticized, glass transition temperature, T.sub.g, of at least about 0.degree. C.; and a second encapsulating material coated on the intermediate layer to form an outer layer, the second encapsulating material comprising a carbohydrate material having an anhydrous, nonplasticized, glass transition temperature, T.sub.g, of at least about 130.degree.0 C.; and the laundry additive particle has a hygroscopicity value of less than about 80%. Preferably, a laundry or cleaning agent such as a perfume is supported on or contained in the porous carrier.Type: GrantFiled: September 18, 1998Date of Patent: February 15, 2000Assignee: Procter & Gamble CompanyInventors: Athanasios Surutzidis, Michael J. LeBlanc
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Patent number: 5998349Abstract: The invention relates to a descaling formulation comprising cellulose microfibrils, in which at least 80% of the cells have primary walls and not more than 20% of the cells have secondary walls, with a degree of crystallinity of not more than 50%. The pH of the formulation is less than or equal to 1 and more particularly less than or equal to 0.5.Type: GrantFiled: April 2, 1998Date of Patent: December 7, 1999Assignee: Rhodia ChimieInventor: Veronique Guillou
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Patent number: 5990061Abstract: A toilet cleansing block contains anionic surfactant such as a sulfonate, linear primary alcohol such as Neodol 23, and binder such as hydroxy ethyl cellulose. The block erodes very slowly, yet at essentially identical rates in hard or soft water. The block is for immersion in toilet tanks.Type: GrantFiled: May 17, 1996Date of Patent: November 23, 1999Assignee: S. C. Johnson & Son, Inc.Inventors: Jerome J. Veltman, Russell B. Wortley
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Patent number: 5965515Abstract: Amine functionality-containing materials such as cationic cellulose-based compositions are coated to suppress their tendency to generate "amine odors" in an alkaline pH environment. Further provided are effervescent compositions, liquid or solid soap formulations, fabric softeners, shampoos and the like comprising such materials coated with a suitable coating composition.Type: GrantFiled: September 1, 1995Date of Patent: October 12, 1999Assignees: The Andrew Jergens Company, Kao CorporationInventor: Allen H. Rau
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Patent number: 5962398Abstract: The present invention relates to isotropic liquids containing anionic polymers wherein the polymers are not hydrophobically modified and can still be incorporated into the compositions. By using anionic/nonionic compositions in which more than 25% of nonionic is sugar surfactant, the polymers can be incorporated without such modification.Type: GrantFiled: January 14, 1997Date of Patent: October 5, 1999Assignee: Lever Brothers CompanyInventor: Tirucherai Varahan Vasudevan
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Patent number: 5948744Abstract: Detergent compositions comprise, by weight, from 0.01% to 10% of a nonionic polysaccharide ether having a degree of polymerization of at least 100, and from 0.01% to 5% of a soil release agent. The soil release agent comprises at least one oxyalkylene unit and at least one terephthalate or substituted terephthalate unit and has a molecular weight of less than 10,000. The detergent composition comprises the polysaccharide ether and the soil release agent in a weight ratio of from 0.1:1 to 20:1.Type: GrantFiled: May 29, 1997Date of Patent: September 7, 1999Inventors: Gerard Marcel Baillely, Nour-Eddine Guedira, Robin Gibson Hall
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Patent number: 5945390Abstract: A toilet cleansing block contains anionic surfactant such as a sulfonate, linear primary alcohol such as Neodol.RTM. 23, and binder such as hydroxy ethyl cellulose. The block erodes very slowly, yet at essentially identical rates in hard or soft water. The block is for use with a dispenser for immersion in toilet tanks or under the rim of a toilet basin.Type: GrantFiled: May 17, 1996Date of Patent: August 31, 1999Assignee: S. C. Johnson & Son, Inc.Inventors: Jerome J. Veltman, Russell B. Wortley, Michael E. Klinkhammer
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Patent number: 5925181Abstract: Cellulose esters according to formula (I):?(C.sub.6 H.sub.7 O.sub.2)(OR).sub.x (OR').sub.y (OH).sub.3-x-y !.sub.n (I)are described, where R is hydrophobic, R' is hydrophilic and not phthalyl or trimellityl, which may be designed, by the proper selection of R, R', x, y, and n, to dissolve under mild to alkaline conditions, and not before. A coating comprising a modified ester according to formula (I) may be used for controlled-release applications, particularly for a cleaning formulation.Type: GrantFiled: March 18, 1997Date of Patent: July 20, 1999Inventors: Phillip Michael Cook, Juanelle Little Lambert
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Patent number: 5919271Abstract: The invention relates to a detergent composition which comprises a nonionic polysaccharide ether, a surfactant, a dye transfer inhibition agent, a cellulase enzyme and a chelating agents. In addition the invention further relates to a method of treating fabrics with the detergent composition.Type: GrantFiled: June 30, 1997Date of Patent: July 6, 1999Assignee: Procter & Gamble CompanyInventors: Gerard Marcel Baillely, Robin Gibson Hall, Nour-Eddine Guedira
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Patent number: 5916861Abstract: A stripping composition which does not contain methylene chloride or methyl ethyl ketone is comprised of 25% acetone, 16% toluene, 25% ethyl 3 ethoxypropionate, 30% methanol and 4% paraffin wax sealer. The stripping composition may be thickened with Methocel 311. The presence of methanol in the composition greatly enhances the stripping effects of ethyl 3 ethoxypropionate and the thickening effects of Methocel 311. The composition is suitable for application in a number of forms including as a semipaste and as a liquid.Type: GrantFiled: August 17, 1998Date of Patent: June 29, 1999Inventor: Walter J. Lyssy
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Patent number: 5916967Abstract: Aqueous compositions comprising two or more surfactants and an associative thickener, where the type and amounts of the surfactants are selected to provide an aqueous solution having enhanced thickening properties, is disclosed. In particular, selected surfactant mixtures combined with certain hydrophobically-modified polyetherurethane thickeners provide enhanced thickening properties that are not available when the individual surfactants are combined with thickener. A method for improving the thickening properties of aqueous solutions using the mixed surfactant/associative thickener is also disclosed. The mixed surfactant/associative thickeners of the invention are useful as thickening agents in a variety of formulations such as paints, coatings, cosmetics, personal care items and cleaners.Type: GrantFiled: April 13, 1998Date of Patent: June 29, 1999Assignee: Rohm and Haas CompanyInventors: Charles Elwood Jones, Paul Francis David Reeve
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Patent number: 5914301Abstract: A multipurpose detergent composed of: soda ash 40%.about.30% by weight; sodium sulfate 18%.about.25% by weight; sodium lauryl sulfate 23%.about.10% by weight; coconut oil fatty diethanolamide 11%.about.3% by weight; sodium carbonate peroxide 23%.about.10% by weight; citric acid 12%.about.3% by weight; sodium metasilicate 10%.about.2.5% by weight; carboxy methyl cellulose 7%.about.2% by weight; sodium lauroyl lactylate 15%.about.7% by weight; sodium polycrylate 5%.about.1% by weight; and natural enzyme 8%.about.2% by weight.Type: GrantFiled: October 22, 1997Date of Patent: June 22, 1999Inventors: Yu-Chao Hsu, Wan-Yee Pan
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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: 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: 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: 5891833Abstract: A process for preparing liquid personal cleansing compositions which provides enhanced perfume deposition on the skin and which provides increased on-skin fragrance longevity. The liquid personal cleansing compositions contain from about 0.01% to about 5% of a cationic polymer; from about 1% to about 80% of an anionic surfactant; from about 0.01% to about 5% of a volatile perfume; and water. The ratio of the cationic polymer to the anionic surfactant ranges from about 1:100 to about 1:2. The process involves first forming a premix comprising the cationic polymer, the volatile perfume and water, and then adding the premix to a personal cleansing base composition which comprises anionic surfactant and water.Type: GrantFiled: June 20, 1996Date of Patent: April 6, 1999Assignee: The Procter & Gamble CompanyInventors: Karl Shiqing Wei, Louis Fay Wong, Mark Richard Sine, Timothy Woodrow Coffindaffer, Toan Trinh
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Patent number: 5872086Abstract: Ophthalmic solutions include a material composed of (a) a hydrophobic core having at least three carbon atoms and (b) at least three hydrophilic polyethylene oxide chains attached to the core.Examples of such materials include ethoxylated derivatives of glucose, glycerin, sorbitol, and divinyl benzene.Type: GrantFiled: September 17, 1997Date of Patent: February 16, 1999Assignee: Wilmington Partners LPInventors: Edward J. Ellis, Jeanne Y. Ellis
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Patent number: 5851235Abstract: The present invention relates to a detergent composition comprising an amylase enzyme in combination with a nonionic polysaccharide ether for improved stain removal performance.Type: GrantFiled: July 16, 1997Date of Patent: December 22, 1998Assignee: The Procter & Gamble CompanyInventors: Gerard Marcel Baillely, Nour-Eddine Guedira, Robin Gibson Hall
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Patent number: 5843875Abstract: Disclosed are liquid personal cleansing compositions comprising a specific surfactant component comprising an ethoxylated alkyl sulfate surfactant having from about 1 to about 8 moles of ethoxylation and an amphoteric surfactant, a select soluble cellulosic cationic organic polymer, and a volatile perfume.Type: GrantFiled: June 20, 1996Date of Patent: December 1, 1998Assignee: The Procter & Gamble CompanyInventors: Karl Shiqing Wei, Louis Fay Wong, Mark Richard Sine, Timothy Woodrow Coffindaffer, Toan Trinh
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Patent number: 5837666Abstract: Detergent compositions comprise from 0.05 to 2 percent by weight of methyl cellulose ether having a solution viscosity measured at a temperature of 20.degree. C. as a 2 wt % aqueous solution of from 80 to 120 centipoise and an average degree of methyl substitution per anhydroglucose of from about 1.6 to about 2.3, from 25 to 65 percent by weight of detergent surfactant, from 0 to 20 percent by weight of bleaching component, and from 30 to 70 percent by weight of builder and alkaline material. The compositions may be used in a method of washing polyester fabric in cold water.Type: GrantFiled: December 16, 1996Date of Patent: November 17, 1998Assignee: The Procter & Gamble CompanyInventors: Susumu Murata, David Johnathan Kitko, Kiyomi Shimamura, Allen David Clauss
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Patent number: 5827808Abstract: There is provided the use of a cellulose ether material to inhibit the transfer of a colored food soil from an aqueous wash solution to a substrate in a dishwashing method.Type: GrantFiled: January 31, 1997Date of Patent: October 27, 1998Assignee: The Procter & Gamble CompanyInventors: Claire Appleby, Graeme Duncan Cruickshank, Lynda Anne Jones
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Patent number: 5801134Abstract: A solid malleable non-hardenable cleansing product for personal use having a plasticine like consistency comprising 35% to 80% by weight of powder material, such as Kaolin, 10% to 25% by weight of surfactant material and 5% to 28% by weight of anhydrous base material to give a pH neutral, vegetarian, soap-free product.Type: GrantFiled: October 17, 1996Date of Patent: September 1, 1998Assignee: The Body Shop International PlcInventor: Abigail Righton
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Patent number: 5783547Abstract: The present invention is concerned with granular components comprising an enzyme, specified polymeric binding material, and a mixture of coating components. The granular components are particularly suitable for use in detergent compositions.Type: GrantFiled: September 24, 1996Date of Patent: July 21, 1998Assignee: The Procter & Gamble CompanyInventor: Carole Patricia Denise Wilkinson
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Patent number: 5783543Abstract: A carpet cleaning composition comprising: (a) a powder-form solid adsorbent; (b) rollable particles of porous material, each particle having a length greater than 1 mm, and a diameter equal to at least 10% of the length of the particle; and (c) water.Type: GrantFiled: October 30, 1996Date of Patent: July 21, 1998Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Theo Fleckenstein, Alexander Ditze, Franz Kresse, Thomas Hahn
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Patent number: 5776882Abstract: The present invention relates to isotropic liquids in which hydrophobically modified polar polymers having much higher ratios of hydrophile:hydrophobe than previously possible can be incorporated into the compositions. The compositions comprise greater than 17% to 85% surfactant and rate of hydrophile to hydrophobe on the polymers is greater than 7:1, preferably greater than 20:1, preferably 25:1 and up and most preferably no upper limit.Type: GrantFiled: January 14, 1997Date of Patent: July 7, 1998Assignee: Lever Brothers Compay, Division of Conopco, Inc.Inventor: Tirucherai Varahan Vasudevan
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Patent number: 5773396Abstract: A composition for cleaning and wetting contact lenses comprising a non-amine polyethylenoxide-containing copolymeric material having a hydrophilic-lipophile balance (HLB) of at least about 18, a surface active agent having cleaning activity for contact lens deposits and having HLB values of less than 18, and a wetting agent. Preferred embodiments of the present invention include those having from about 0.001 to about 10 weight percent of a non-amine polyethyleneoxy-containing materials, particularly those selected from: ethoxylated glucose derivatives, ethoxylated ethers of sorbitol, copolymers comprising ethyleneoxy and propyleneoxy monomeric units, and mixtures thereof. Preferred embodiments further include from about 0.001 to about 5 weight percent of the surface active agent and from about 0.1 to about 10 weight percent of a wetting agent selected from: cellulosic materials, silicone polymers containing an alkyleneoxide side chain, polyvinyl alcohols, polyvinyl pyrrolidones, and mixtures thereof.Type: GrantFiled: December 9, 1996Date of Patent: June 30, 1998Assignee: Polymer Technology CorporationInventors: Hong J. Zhang, Edward J. Ellis, Stanley J. Wrobel, Chimpiramma Potini
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Patent number: 5756437Abstract: An aqueous gel cleanser composition which contains:(A) from 1 to 50% by weight of a nonionic surfactant represented by the formula (1):RCOO--(CH.sub.2 CH.sub.2 O).sub.n --H (1)wherein RCO represents a saturated or unsaturated acyl group having 4 to 30 carbon atoms; and n represents a number of from 1 to 50 on the weight average;(B) from 20 to 70% by weight of a polyhydric alcohol or a glycol ether; and(C) from 0.1 to 5% by weight of a water soluble polymer.This aqueous gel cleanser composition has a high detergency on makeup stains and sebum stains, little irritates the skin, exhibits a good massaging effect and is usable even at high temperatures and humidity owing to its high stability.Type: GrantFiled: April 4, 1996Date of Patent: May 26, 1998Assignee: Kao CorporationInventors: Ritsuko Yamazaki, Reiko Fukuda, Yasushi Kajihara
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Patent number: 5736494Abstract: Flowable granular carpet cleaning compositions which do not contain borax or boric acid salts and which are readily shaken or strewn onto a carpet needing cleaning is disclosed. The compositions comprise as essential constituents: comminuted cellulose, zeolite, a inorganic salt system comprising of an (a) alkali metal carbonate, (b) an alkali metal bicarbonate, and an (c) alkali metal sesquicarbonate wherein the weight ratios of (a):(b):(c) are 1:0.5-2.5:0.5-2.5, one or more organic solvents, an organic or inorganic acid, anionic surfactant, nonionic surfactant and, water.Type: GrantFiled: January 7, 1997Date of Patent: April 7, 1998Assignee: Reckitt & Colman Inc.Inventors: Andrew F. Colurciello, Jeanne M. Weller
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Patent number: 5726138Abstract: The invention relates to hydrogel dispersions/particles capable of trapping water insoluble beneficial agent, yet capable of disintegrating smoothly to impart desirable in use characteristics.Type: GrantFiled: August 26, 1996Date of Patent: March 10, 1998Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Liang Sheng Tsaur, Shiji Shen, Margaret Jobling, Michael Paul Aronson
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Patent number: 5688752Abstract: A personal care composition in the form of an aqueous liquid comprises:i) a lipid composition comprising three components A, B and C,where A is a molecule having at least two hydrocarbon chains and a polar head group for which ##EQU1## B is a molecule having one long chain and a polar head group; and C comprises a compound capable of assisting the formation of lipid bilayers and stabilizing any lipid bilayers formed in the lipid composition; and the molar ratio of A:B:C is 1.0:1.5 to 6.0:1.1 to 8.0;ii) a surface active agent selected from anionic, nonionic, cationic, zwitterionic, amphoteric surface active agents, soap and mixtures thereof; andiii) a deposition aid.The composition may in the form of for example a shower gel or facial cleanser which is temporarily applied to the skin before being removed such as wiping or rinsing it from the skin.Type: GrantFiled: October 19, 1995Date of Patent: November 18, 1997Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventor: Graham Andrew Turner
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Patent number: 5683976Abstract: Flowable granular carpet cleaning compositions which do not contain borax or boric acid salts and which are readily shaken or strewn onto a carpet needing cleaning is disclosed. The compositions comprise as essential constituents: comminuted cellulose, zeolite, a inorganic salt system comprising of an (a) alkali metal carbonate, (b) an alkali metal bicarbonate, and an (c) alkali metal sesquicarbonate wherein the ratios of (a):(b):(c) is 1:0.5-2.5:0.5-2.5, one or more organic solvents, an organic or inorganic acid, anionic surfactant, and, water.Type: GrantFiled: February 7, 1996Date of Patent: November 4, 1997Assignee: Reckitt & Colman Inc.Inventors: Andrew F. Colurciello, Jr., Jeanne M. Weller
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Patent number: 5683972Abstract: A foaming emulsion liquid composition comprisinga. an aqueous phase comprising (1) at least one high foaming anionic surfactant and (2) at least one a mild to the skin foaming surfactant selected from the group consisting of an anionic surfactant, amphoteric surfactant nonionic surfactant, or mixture thereof wherein(a) the weight ratio of a (1) to a (2) when an a (2) anionic surfactant is present is from about 10:1 to 2:1,(b) the amphoteric is present from 0 to 10 wt % of the composition, provided that if a nonionic a (2) surfactant is not present, the amphoteric surfactant is at least 1 wt % of the composition,(c) the foaming nonionic surfactant is present from 0 to 5 wt % of the composition provided that if an amphoteric a (2) surfactant is not present the foaming nonionic surfactant is at least 1 wt % of the composition, and(d) the total a surfactant is from about 12 to 30 wt % of the composition,b. an oil phase essentially insoluble in the aqueous phase present in about 3 to 15 wt % of the composition,b.Type: GrantFiled: March 26, 1996Date of Patent: November 4, 1997Assignee: Colgate-Palmolive CompanyInventor: Germaine Zocchi
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Patent number: 5658870Abstract: A composition of super molecule active solid cleaning agent manufactured from super molecules and inorganic chemicals consisting of suitable amounts in weight percent of an anionic surface active agent, a sodium carbonate, a sodium silicate, a fluorescent whitening agent, a carboxymethyl cellulose, a non-ionic surface active agent, a di-sodium edetate, an oleic acid and an essence. Water molecules can be activated by the active solid particles as they are immersed in the water. The active solid particles may rub with each other to generate excessive amount of negative hydroxyl ions (OH) in water. Accordingly, the pH value in water increases and the water molecules are activated. As a result, the activated molecules of water may readily penetrate into the tissue of the fabric to weaken and soften the connection between the dirt and tissue of the fabric. The dirt attached to fabric can be readily removed.Type: GrantFiled: September 26, 1996Date of Patent: August 19, 1997Inventor: Shiow Jiuan Freida Leu