The Component Is A Polymer (e.g., Polyacrylic Acid Salt, Etc.) Patents (Class 510/230)
-
Patent number: 5883061Abstract: A detergent tablet is disclosed which comprises at least 50 wt % of a non-phosphate builder and from 0 to 20 wt % of a phosphate builder, and has incorporated therein as binder from 0.3 to 5 wt % of a neutralised polymer of hydrophilic or hydrophobic monomers which have a glass transition temperature (Tg) of from 40 to 120.degree. C., which monomers comprise(meth)acrylic acid, maleic anhydride, alkyl (meth)acrylates, alkylhydroxy (meth)acrylates, or styrene, the polymer having a weight average molecular weight of from 10,000 to 120,000.Type: GrantFiled: June 10, 1997Date of Patent: March 16, 1999Assignee: Rohm and Haas CompanyInventors: Yves Duccini, Paul Francis David Reeve, Charles Elwood Jones, Francois Gauthier
-
Patent number: 5879469Abstract: A dishwashing method is dislosed wherein two detergent compositions, one being alkalinic and the other acidic are applied in sequence onto the dishes. The liquid compositions are applied onto the dishes directly without or with only a moderate dilution such that once applied onto the dishes they input respective alkalinic and acid pH's on the surface of the dishes.Type: GrantFiled: January 6, 1997Date of Patent: March 9, 1999Assignee: Deeay Technologies Ltd.Inventor: Nir Avram
-
Patent number: 5877134Abstract: Automatic dishwashing detergent compositions comprising a mixed nonionic surfactant system comprising low cloud point and high cloud point nonionic surfactants. The low cloud point nonionic surfactant has the formula:R.sub.1 O?CH.sub.2 CH(CH.sub.3)O!.sub.x ?CH.sub.2 CH.sub.2 O!.sub.y CH.sub.2 CH(OH)R.sub.2wherein R.sub.1 is a linear or branched, aliphatic hydrocarbon radical having from about 4 to about 18 carbon atoms; R.sub.2 is a linear or branched aliphatic hydrocarbon radical having from about 2 to about 26 carbon atoms; x is an integer having an average value of from 0.5 to about 1.5; and y is an integer having a value of least about 15. The high cloud point nonionic surfactant comprises an ethoxylated surfactant derived from the reaction of a monohydroxy alcohol containing from about 10 to about 16 carbon atoms, with from about 6 to about 15 moles of ethylene oxide per mole of alcohol on an average basis and having a hydrophile-lipophile balance value within the range of from about 12 to about 14.Type: GrantFiled: December 12, 1996Date of Patent: March 2, 1999Assignee: The Procter & Gamble CompanyInventors: William Michael Scheper, Laura Lee Turner, Kuntal Chatterjee
-
Patent number: 5858946Abstract: There is provided a detergent composition comprising conventional detergent components characterized in that it contains a lactase enzyme. The lactase enzyme is preferably incorporated into the compositions at a level of from 0,0001% to 2% active enzyme by weight of the composition.Type: GrantFiled: February 4, 1997Date of Patent: January 12, 1999Assignee: Procter & Gamble CompanyInventors: Peter Robert Foley, Lynda Anne Jones
-
Patent number: 5803986Abstract: There is provided a detergent composition comprising detergent components characterized in that it contains polygalacturanase enzymes substantially free of other pectic enzyme. The polygalacturanase enzyme is preferably incorporated into the compositions at a level of from 0.0001% to 2% active enzyme by weight of the composition.Type: GrantFiled: March 17, 1997Date of Patent: September 8, 1998Assignee: The Procter & Gamble CompanyInventors: Andre Baeck, Linda Anne Jones, Chandrika Kasturi, Michael Stanford Showell, Ann Margaret Wolff
-
Patent number: 5801137Abstract: A detergent composition containing in combination(a) a detergent builder system containing a carboxylate or polycarboxylate builder and having a major proportion by weight of non-carbonate builder compound;(b) an organo diphosphonic acid or its salts or complexes or any mixture thereof; and(c) an organic polymer containing acrylic acid or its salts, having an average molecular weight of less than 15,000.Type: GrantFiled: December 20, 1996Date of Patent: September 1, 1998Assignee: The Procter & Gamble CompanyInventors: Michael Crombie Addison, Lynda Anne Jones, Rhona Alexandra Knox
-
Patent number: 5789362Abstract: There is provided a detergent composition comprising lipoxidase enzymes. The lipoxidase enzyme is preferably incorporated into the composition at a level of from 0.0001% to 2% active enzymes by weight of the composition.Type: GrantFiled: February 4, 1997Date of Patent: August 4, 1998Assignee: The Procter & Gamble Co.Inventors: Andre Baeck, Alfred Busch, Peter Robert Foley, Lynda Anne Jones, Kofi Ofosu-Asante
-
Patent number: 5786314Abstract: Automatic dishwashing detergent compositions comprising a weight to weight ratio of calcium complexing component to carbonate source of at least 0.9 and having a pH between about 7 and about 11 are disclosed. The compositions exhibit enhanced filming performance, particularly preferred compositions additionally contain polymer dispersant and silicate.Type: GrantFiled: October 18, 1996Date of Patent: July 28, 1998Assignee: The Procter & Gamble CompanyInventor: Eugene Steven Sadlowski
-
Patent number: 5786315Abstract: Automatic dishwashing detergent compositions comprising a carbonate source and a pH from about 5.0 to about 9.5 for enhanced filming performance are disclosed. Particularly preferred compositions contain polymer dispersant and silicate.Type: GrantFiled: October 23, 1996Date of Patent: July 28, 1998Assignee: The Procter & Gamble CompanyInventor: Eugene Steven Sadlowski
-
Patent number: 5783540Abstract: A solid detergent composition and a method of using the composition in a machine dishwasher is described. The product contains a first layer having an oxygen bleaching system, a buffering system of a builder, and an enzyme. The first layer dissolves to deliver a pH of about 8.5 to about 11 in the wash water. A second layer includes an effective amount of an acidity agent selected from an inorganic acid, an organic acid and mixtures thereof, a continuous medium having a melting point in the range of from about 55.degree. C. to about 70.degree. C. and an anti-scaling agent. The second layer dissolves in wash water to deliver a pH of from about 6.5 to about 9.Type: GrantFiled: December 23, 1996Date of Patent: July 21, 1998Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Isaac Israel Secemski, David John Lang, John Richard Nicholson, Bozena Marianna Piatek
-
Patent number: 5763378Abstract: There is provided a process for ma ing composite particulates comprising from about 1% to about 50% by weight of discrete particles of water-insoluble diacyl peroxide having a mean particle size of less than about 300 microns and from about 30% to about 99% by weight of a carrier material which melts in the range of from about 38.degree. C. to about 77.degree. C. This preparation process involves the steps of (i) mixing the particles of water-insoluble diacyl peroxide into the carrier material while the carrier material is in a molten state and then (ii) rapidly cooling and solidifying the resultant mixture and thereafter (iii) wor ing the solidified mixture if or as necessary to form the composite particulates therefrom. Detergent compositions containing the composite particulates are also provided.Type: GrantFiled: April 2, 1996Date of Patent: June 9, 1998Assignee: The Procter & Gamble CompanyInventors: Jeffrey D. Painter, Bruce N. Wagner, Melissa D. Aquino
-
Patent number: 5759978Abstract: An improved non-phosphate, peroxygen based machine dishwashing composition comprising a blend of nonionic surfactants, builders, non-chlorine bleach, bleach precursors, enzymes, polycarboxylate polymers and homopolymers of polyalkyleneoxide wherein spotting and filming are substantially minimized.Type: GrantFiled: December 6, 1995Date of Patent: June 2, 1998Assignee: BASF CorporationInventors: Michael C. Welch, Kenneth L. Zack
-
Patent number: 5750483Abstract: An improved powdered non-phosphate, peroxygen based machine dishwashing compositions comprising a blend of nonionic surfactants, builders, non-chlorine bleach, bleach precursors, enzymes, polycarboxylate polymers and nonionic graft copolymers of vinyl acetate and polyalkyleneoxide wherein spotting and filming are substantially minimized.Type: GrantFiled: December 6, 1995Date of Patent: May 12, 1998Assignee: BASF CorporationInventors: Michael C. Welch, Kenneth L. Zack
-
Patent number: 5741767Abstract: A warewashing composition for a machine dishwasher and a method of using it is described. The composition comprises effective amounts of an organic peroxy acid, and an amylase enzyme which, when incubated at 55.degree. C. in a solution of 2 mM sodium citrate, 1 mM epsilon phthalimidoperoxyhexanoic acid in 36 ppm water at pH 8.0, has a half-life of two minutes or greater based on an activity vs. time plot obtained via monitoring color development at 405 nm of solution samples incubated with p-nitrophenyl-.alpha.-D-maltoheptaoside as substrate and gluco amylase and .alpha.-glucosidase as coupled enzymes; and 1% to 75% by weight of a builder. A 1% aqueous solution of the composition must have a pH of less than 10.Type: GrantFiled: November 16, 1995Date of Patent: April 21, 1998Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: John Richard Nicholson, Isaac Israel Secemski, Deborah Sue Rick, Duane Anthony Raible
-
Patent number: 5719112Abstract: The invention provides a dishwashing composition comprising builder material, buffer material and other conventional ingredients in combination with a lipase and a hydrophobic modified (co)polymer of acrylic acid. More in particular the invention provides a dishwashing composition comprising lipase (calculated as having an activity of 200 LU/mg) and a hydrophobic modified (co)polymer of acrylic acid in a weight ratio of 1 to 1:2.000, preferably 1 to 1:1 000.Type: GrantFiled: September 18, 1996Date of Patent: February 17, 1998Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: James William Gordon, Joseph Oreste Carnali
-
Patent number: 5710115Abstract: Automatic dishwashing detergent compositions comprising a diacyl peroxide particle are disclosed. The diacyl peroxide particles preferably comprise diacyl peroxide and a stabilizing additive in which the diacyl peroxide does not dissolve. The stabilizing additive is selected from the group consisting of inorganic salts, transition metal chelants, antioxidants, binding agents, coating agents, and mixtures thereof. The compositions are effective in removing stains from plastics under various temperature and pH conditions.Type: GrantFiled: September 11, 1996Date of Patent: January 20, 1998Assignee: The Procter & Gamble CompanyInventors: Rashesh Naresh Patel, Edward Paul Fitch V, Jeffrey Donald Painter, Alan Scott Goldstein
-
Patent number: 5703027Abstract: Automatic dishwashing detergent compositions comprising a certain combination of metasilicate with other silicate (polymeric) components are disclosed. Particularly preferred compositions also comprise low foaming surfactant and detergency builders.Type: GrantFiled: November 29, 1994Date of Patent: December 30, 1997Assignee: The Procter & Gamble CompanyInventors: Gregory Stephen Caravajal, Janet Layne Marshall
-
Patent number: 5695575Abstract: A method and composition for inhibiting foam formation in automatic dishwashers are described. The composition comprises an anti-foam system having 0.01 to 1% of certain hydrophobic particulate solids combined with 0.01 to 4% of high viscosity hydrocarbon polymers; 1 to 30 wt. % of a bleaching agent; 1 to 40 wt. % of a surfactant; 0.1 to 10 wt. % of an enzyme; and 1 to 75 wt. % of a builder, the composition having a pH of less than about 11.Type: GrantFiled: October 6, 1995Date of Patent: December 9, 1997Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Petrus Adrianus Angevaare, Olaf Beers, Peter Robert Garrett, Alla Tartakovsky, John William Harold Yorke
-
Patent number: 5670467Abstract: Stratified solid cast alkaline detergent compositions are disclosed in which the concentrations of an active alkalinity source and water of hydration which contain at least one granular material in varying concentration throughout the composition. Methods of making and using the disclosed compositions are also disclosed.Type: GrantFiled: April 19, 1995Date of Patent: September 23, 1997Inventor: Howard Fleisher
-
Patent number: 5665693Abstract: Use of carboxyl-containing reaction products of(a) maleic anhydride, maleic acid and/or fumaric acid, and(b) proteins or protein hydrolyzateshaving an acid number of at least 1.5 mmol of NaOH/g of reaction product, as ingredient of reduced-phosphate and phosphate-free detergents and cleaners.Type: GrantFiled: October 10, 1995Date of Patent: September 9, 1997Assignee: BASF AktiengesellschaftInventors: Matthias Kroner, Gunnar Schornick, Richard Baur, Alexander Kud, Volker Schwendemann
-
Patent number: 5663133Abstract: Automatic dishwashing detergent compositions comprising a diacyl peroxide particle are disclosed. The diacyl peroxide particles are premixed with dispersing agent prior to the addition of other automatic dishwashing detergent ingredients. The dispersing agent is selected from the group consisting of surfactants, dispersant polymers and mixtures thereof. The compositions are effective in removing carotenoid stains from plastics and tea stains from china under various temperature and pH conditions.Type: GrantFiled: November 6, 1995Date of Patent: September 2, 1997Assignee: The Procter & Gamble CompanyInventor: Alan S. Goldstein
-
Patent number: 5656646Abstract: Mixtures of(I)polymers of monoethylenically unsaturated dicarboxylic acids having a molecular weight of from 200 to 5,000 and(II)(1) copolymers having a molecular weight of from 10,000 to 150,000 and comprising(a) from 10 to 70% by weight of monoethylenically unsaturated C.sub.4 -C.sub.8 -dicarboxylic acids or the salts thereof and(b) from 30 to 90% by weight of monoethylenically unsaturated C.sub.3 -C.sub.10 -monocarboxylic acids and/or the salts thereof,(2) graft polymers having a molecular weight of from 5,000 to 150,000, which are obtainable by free radical graft polymerization of(A) monoethylenically unsaturated C.sub.3 -C.sub.10 -carboxylic acids or the anhydrides and/or the salts thereof in the presence of(B) mono-, oligo- or polysaccharides and the derivatives thereof in a weight ratio (A) : (B) of (95 to 20) : (5 to 80), and/or(3) polyaminocarboxylic acids and/or polymers containing aminocarboxylic acid groupscontain the components (I) and (II) in a weight ratio of from 10 : 0.5 to 0.Type: GrantFiled: May 22, 1995Date of Patent: August 12, 1997Assignee: BASF AktiengesellschaftInventors: Johannes Perner, Paul Diessel, Helmut Guembel, Walter Denzinger, Heinrich Hartmann, Matthias Kroner
-
Patent number: 5646103Abstract: A detergent or cleaning composition containing a copolymeric polycarboxylic acid or salt thereof which is a terpolymer of (a) a monoethylenically unsaturated C.sub.3-8 carboxylic acid, (b) a 2-alkyl or aryl allylsulfonic acid, and (c) a carbohydrate. The invention also relates to builder compositions containing the above terpolymer.Type: GrantFiled: September 15, 1995Date of Patent: July 8, 1997Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Beatrix Kottwitz, Joerg Poethkow, Peter Krings, Horst Upadek
-
Patent number: 5616546Abstract: Improved automatic dishwashing detergent compositions, especially granular detergents, comprising bleach activators which form multiperacids, especially specific monoquaternary substituted bis(peroxycarbonic) acids, upon perhydrolysis are provided.Type: GrantFiled: October 23, 1995Date of Patent: April 1, 1997Assignee: The Procter & Gamble CompanyInventors: Gregory S. Miracle, Mark R. Sivik
-
Patent number: 5616547Abstract: Environmentally improved, storage-stable detergent compositions, having good efficacy in terms of both primary and secondary detergency, contain a surfactant and an in situ, wash water-hydrolyzable polyimide biopolymer, such polyimide biopolymer having a COO.sup.- charge density ranging from 0 to 5.times.10.sup.-4 mol/g thereof and the at least partially biodegradable polypeptide detergent builder hydrolysate thereof having a COO.sup.- charge density of at least 10.sup.-3 mol/g thereof.Type: GrantFiled: March 9, 1994Date of Patent: April 1, 1997Assignee: Rhone-Poulenc ChimieInventors: Arnaud Ponce, Florence Tournilhac
-
Patent number: 5614485Abstract: A process for the manufacture of a high bulk density granular dishwashing detergent composition which comprises agglomerating ingredients with a liquid binder to form base granules which are substantially free of alkali metal silicates followed by admixing alkali metal silicate. The process provides uniform delivery of detergent ingredients and improved solubility.Type: GrantFiled: June 7, 1996Date of Patent: March 25, 1997Assignee: The Procter & Gamble CompanyInventor: Jeffrey D. Painter
-
Patent number: 5597789Abstract: Liquid or granular automatic dishwashing detergent compositions comprising silicate and low molecular weight polyacrylate copolymer exhibiting enhanced hard water filming performance.Type: GrantFiled: June 6, 1995Date of Patent: January 28, 1997Assignee: The Procter & Gamble CompanyInventor: Eugene S. Sadlowski
-
Patent number: 5591703Abstract: Liquid or granular automatic dishwashing detergent compositions comprising builder, enzyme and low molecular weight modified polyacrylate copolymers for enhanced hard water filming and enzyme performance.Type: GrantFiled: May 15, 1995Date of Patent: January 7, 1997Assignee: The Procter & Gamble CompanyInventor: Eugene S. Sadlowski
-
Patent number: 5578136Abstract: Automatic dishwashing detergent compositions, comprising particular quaternary-substituted bleach activators, are provided. More specifically, the invention relates to granular automatic dishwashing detergents which provide enhanced cleaning/bleaching benefits through the selection of quaternary-substituted bleach activators having specific features, such as caprolactam or valerolactam leaving groups and/or the ability to form particular cationic aliphatic peracid structures in solution. Preferred automatic dishwashing compositions comprise amylase enzymes. Included are preferred activator compounds and methods for washing tableware in domestic automatic dishwashing appliances using the activators.Type: GrantFiled: August 31, 1994Date of Patent: November 26, 1996Assignee: The Procter & Gamble CompanyInventors: Lucille F. Taylor, Mark R. Sivik, Alan D. Willey, James C. T. Burckett-St. Laurent, Frederick A. Hartman
-
Patent number: 5559089Abstract: Automatic dishwashing detergents are provided in convenient, compact form without chlorine bleaches or phosphate builders. Thus, monopersulfate bleach such as 2KHSO.sub.5.KHSO.sub.4.K.sub.2 SO.sub.4 is used in combination with protease or amylase enzymes and acrylate organic dispersants to provide good cleaning of tableware. Weak builders such as citrate and pH-adjusting agents such as carbonate, bicarbonate and silicate can be present in the composition.Type: GrantFiled: May 17, 1995Date of Patent: September 24, 1996Assignee: The Procter & Gamble CompanyInventors: Frederick A. Hartman, Ronald J. Rice, James C. T. R. Burckett-St. Laurent, Lucille F. Taylor, Donna J. Haeggberg
-
Patent number: 5545348Abstract: A non-phosphate machine dishwashing detergent composition comprising at least about 80 wt. % of a combination of alkaline carbonate, e.g., sodium carbonate, and alkaline bicarbonate, e.g., sodium bicarbonate, having a weight ratio of carbonate to bicarbonate of about 1:1 to 1:5, about 0.5 to 8.0 wt. % of a polycarboxylate polymer consisting of polymaleic acid as dispersant, and about 0.5 to 8.0 wt. % of a nonionic surfactant. The composition may also contain an oxygen bleach, e.g., sodium perborate, and an alkali metal silicate corrosion inhibitor, e.g., sodium silicate, as well as other additives. Use of the composition results in relatively low residue formation on articles being washed.Type: GrantFiled: November 2, 1994Date of Patent: August 13, 1996Assignee: Church & Dwight Co., Inc.Inventor: Lenore E. Savio
-
Patent number: 5540863Abstract: Polyamino acids or their salts mixed with citric acid or its salts, in a ratio of 75:25 to 0.1:99.9, polyamino acid or its salt to citric acid or its salts, and especially in a ratio of 1:1 to 1:99 polyamino acids or their salts to citric acid or its salts, provide a much higher rate of chelation of calcium ion than expected on the basis of the addition of the polyamino acid to citric acid. Such mixtures may be used in high volume water applications such as boiler, cooling, oil well, agricultural sprays and irrigation water. They are also useful in preventing scale formation on fabrics when formulated with laundry detergents and in preventing scale formation on glassware when formulated in dishwashing detergents.Type: GrantFiled: December 30, 1994Date of Patent: July 30, 1996Assignee: Bayer AGInventors: Louis L. Wood, Gary J. Calton
-
Patent number: 4440947Abstract: Substituted .alpha.-halogenopropionic acids and their derivatives of the general formula ##STR1## wherein R.sup.1 to R.sup.3, Y and X have the meanings given in the description, are prepared by a process which is characterized in that substituted vinylidene chlorides of the general formula ##STR2## are reacted with chlorine or bromine chloride in the presence of compounds of the formulaR.sup.5 --SO.sub.3 R.sup.6 (III)wherein R.sup.5 and R.sup.6 have the meaning given in the description, and the products obtained are treated, if appropriate, with water or alcohol. Certain of the substituted .alpha.-halogeno-propionic acids and the substituted vinylidene chloride of the formula ##STR3## are new. The end products are useful as herbicides and intermediates for insecticides.Type: GrantFiled: March 5, 1982Date of Patent: April 3, 1984Assignee: Bayer AktiengesellschaftInventor: Dieter Arlt