Patents Represented by Attorney Brian M. Bolam
  • Patent number: 6596683
    Abstract: Disclosed is a process for making a granular detergent composition comprising the steps of: (a) granulating a detersive material comprising a detergent surfactant and a builder; and (b) coating an inorganic aqueous solution on the granules substantially to coat the granules.
    Type: Grant
    Filed: June 15, 2001
    Date of Patent: July 22, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Fukuji Ebihara, Tatsuo Gobayashi, Takashi Kazuta
  • Patent number: 6585965
    Abstract: Hair care compositions comprise a water-soluble polyalkylene glycol having a number average molecular weight of from about 200 to about 900 and from about 4 to about 18 repeating alkylene oxide radicals, wherein each of the repeating alkylene oxide radicals has from 2 to 6 carbon atoms; a film forming polymer is soluble in the polyalkylene glycol, wherein the weight ratio of the polyalkylene glycol to the film forming polymer ranges from about 5:1 to about 50:1; and a liquid carrier. The hair care compositions optionally further comprise a non-volatile silicone with a molecular weight greater than about 40,000 daltons.
    Type: Grant
    Filed: August 3, 2000
    Date of Patent: July 1, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Jose Antonio Carballada, Dennis Eugene Kuhlman, Michael John Schneider
  • Patent number: 6576605
    Abstract: A non-tower process for preparing a granular detergent composition, the process comprising the following steps: (i) fluidizing powder materials in a high-speed mixer/granulator having both a stirring action and a cutting action, the powder materials comprising: particulate solid water-soluble alkaline inorganic material in an amount in excess of that required for neutralization, optionally in admixture with one or more other particulate solids, and recycled fines, the powder materials having a total surface area; (ii) adding the liquid detersive materials to the high-speed mixer/granulator, the liquid detersive materials comprising: a liquid acid precursor, optionally in admixture with one or more other liquid materials, whereby neutralization of the acid precursor by the water-soluble alkaline inorganic material occurs; and (iii) granulating the mixture in the high-speed mixer/granulator to form detergent particles, wherein the ratio of the total surface area of the powder materials to the amount of liquid d
    Type: Grant
    Filed: March 19, 2001
    Date of Patent: June 10, 2003
    Assignee: The Procter & Gamble Company
    Inventor: Mayumi Daiki
  • Patent number: 6569209
    Abstract: A method for the treatment of a non-finished textile component in a cold batch process is provided. The method comprises the steps of treating a non-finished textile component in an aqueous bleaching solution of hydrogen and a hydrophobic bleach activator or hydrophobic peracid followed by a treatment time of from about 1 hour to about 15 hours at a temperature of 35° C. or less. Preferred bleach activators include the alkanoyloxybenzene sulfonates and in particular noanoyloxybenzene sulfonate. The method provides acceptable whiteness and superior fiber protection and fabric strength benefits in significantly reduced treatment times versus conventional.
    Type: Grant
    Filed: February 27, 2001
    Date of Patent: May 27, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Jiping Wang, Elizabeth Ann Eggert
  • Patent number: 6555514
    Abstract: A multi-step process for making a granular detergent composition. The processing steps include adding to a first fluid bed dryer a first feed stream selected from a first powder, a first liquid, and mixtures thereof, to form a second feed stream. The second feed stream is added to a mixer to form a fourth feed stream, and optionally, a third feed stream selected from a second powder, a second liquid, and mixtures thereof can be added to the mixer. The fourth feed stream is added to a second fluid bed dryer to form the granular detergent composition. The granular detergent composition contains at least about 50% by weight of particles having a geometric mean particle diameter of from about 500 microns to about 1500 microns with a geometric standard deviation of from about 1 to about 2. Further, at least a portion of the particles contain a detersive surfactant or a detergent builder.
    Type: Grant
    Filed: April 24, 2001
    Date of Patent: April 29, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Scott William Capeci, Steven Matthew Gabriel, Girish Jagannath, Scott John Donoghue, Christopher Andrew Morrison
  • Patent number: 6544500
    Abstract: According to the present invention there is provided a hair care composition comprising: (a) at least one compound according to general formula (I): wherein each X is independently selected from substituted or unsubstituted, saturated or unsaturated carbon; n is 0-10; R1 is selected from hydrogen, alkyl, arylalkyl or alkaryl; R2 is selected from: (i) hydrogen; (ii) alkyl, preferably C1-C8 alkyl, more preferably C1-C4 alkyl; (iii) aryl, alkaryl, arylalkyl; (iv) hydroxyalkyl, hydroxyaryl, hydroxyalkaryl, hydroxyarylalkyl; (v) —Zm—N(R5)2; (vi) —Zm—Y—C(N(R5)2)═NR5; (vii) —Zm—S—Q; (viii) —Zp—S—S—Zp—CR5(N(R5)2—COOR6; (ix) —Zm—COOR5; each m is, independently 0-8, preferably 1-4; each p is, independently, 0-2, preferably 0; each Z is, independently, selected from substituted or unsubstituted, saturated or unsaturated carbon; Y is selected from a covalent bond and NR5; Q is selected from hydrogen or alkyl; R3 is select
    Type: Grant
    Filed: February 13, 2002
    Date of Patent: April 8, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Edel Bernadette O'Toole, Stephen Robert Schofield
  • Patent number: 6495509
    Abstract: A process for producing a water-dispersible non-particulate detergent product includes the step of providing a particulate detergent composition. The process further includes the step of adding a flow aid to the particulate detergent composition in a range of from about 0.1% to about 25% by weight of the particulate detergent composition. The process then includes the step of compacting the particulate detergent composition having the flow aid by applying a pressure in an amount sufficient to form the water-dispersible non-particulate detergent product having a density of at least about 1000 g/l. This process enables the manufacture of a rapidly dispersing non-particulate detergent composition that sinks in water.
    Type: Grant
    Filed: October 25, 2000
    Date of Patent: December 17, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Adrian John Waynforth Angell, Les Charles Zorb
  • Patent number: 6440927
    Abstract: A detergent tablet comprises: (a) a compressed solid body portion having at least one mold in the compressed body portion; and (b) a non-compressed, gelatinous portion integrally mounted in the mold of the compressed body portion, wherein the gelatinous portion comprising a thickening system and at least one detergent active. The thickening system preferably includes a non-aqueous diluent and a gelling agent and the detergent active is preferably selected from the group consisting of enzymes, surfactants, effervescing agents, bleaching agents, silver care agents, builders;, and mixtures thereof.
    Type: Grant
    Filed: May 10, 2000
    Date of Patent: August 27, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Jeffrey Donald Painter, Lynda Anne Speed, Xiaoqing Song, Peter Robert Foley, Sabine Ursula Metzger-Groom
  • Patent number: 6440342
    Abstract: A process for preparing low density detergent agglomerates having a density in a range from about 300 g/l to about 550 g/l is provided. The process involves the steps of: (a) agglomerating a detergent surfactant paste or precursor thereof and dry starting detergent material in a first high speed mixer to obtain agglomerates; (b) mixing the agglomerates in a second high speed mixer to obtain built-up agglomerates; and (c) feeding the built-up agglomerates into a fluid bed dryer in which a binder is sprayed via a nozzle having a height of from about 25 cm to about 60 cm from the distributor plate of the fluid bed dryer such that the built-up agglomerate are dried and agglomerated to form the desired low detergent agglomerates.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: August 27, 2002
    Assignee: The Procter & Gamble Company
    Inventor: Allen Dale Beer
  • Patent number: 6423679
    Abstract: A process is provided for producing high-active detergent agglomerates through multi-stage surfactant paste injection. According to the process, starting detergent materials are mixed with an initial amount of surfactant paste and then allowed to age for a specified period of time. Following the initial paste injection and aging period, additional amounts of surfactant paste are injected incrementally to make a final detergent agglomerate having at least about 45% by weight of surfactant.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: July 23, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Scott William Capeci, William Marion Hoffman, Paul R Mort, III, Millard Edward Sullivan
  • Patent number: 6391844
    Abstract: A non-tower process for continuously preparing a granular detergent composition having a density of at least about 600 g/l is provided. The process comprises the steps of: (a) dispersing a surfactant, and coating the surfactant with fine powder having a diameter from 0.1 to 500 microns, while wetting the surfactant coated with the fine powder with finely atomized liquid, in a mixer, and (b) thoroughly mixing the agglomerates in a mixer. Step (b) can also be followed by further step (c), i.e., granulating the agglomerates from step (b) in one or more fluidizing apparatus, during which further coating can be used to prevent over-agglomeration.
    Type: Grant
    Filed: April 1, 1999
    Date of Patent: May 21, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Wayne Edward Beimesch, Manivannan Kandasamy
  • Patent number: 6375685
    Abstract: A process for treating a textile fabric to impart or enhance at least one property of the fabric comprising: introducing the fabric into an aqueous formaldehyde containing solution to provide a wet pickup of an effective amount of the solution by the fabric, applying to the fabric an effective amount of a catalyst for catalyzing a reaction between formaldehyde and the fabric; thereafter exposing the wet fabric to a temperature of at least about 300° F. to react the formaldehyde with the fabric to impart or enhance the property of the fabric before there is a substantial loss of formaldehyde from the exposed fabric.
    Type: Grant
    Filed: March 15, 1999
    Date of Patent: April 23, 2002
    Assignee: The Procter & Gamble Company
    Inventor: George L. Payet
  • Patent number: 6355606
    Abstract: A process for producing a low density detergent composition is provided. The process involves: (a) agglomerating a detergent surfactant paste or precursor thereof and dry starting detergent material in a first high speed mixer to obtain detergent agglomerates; (b) mixing the detergent agglomerates in a second high speed mixer to obtain built-up agglomerates; and (c) feeding the built-up agglomerates and a binder into a fluid bed dryer to form detergent agglomerates having a density in a range from about 300 g/l to about 550 g/l, the fluid bed dryer being operated at a Stokes Number of less than about 1, wherein Stokes Number=8&rgr;&ngr;d/9&mgr;, &rgr; is the apparent particle density of the built-up agglomerates, &ngr; is the excess velocity of the built-up agglomerates, d is the mean particle diameter of the built-up agglomerates and &mgr; is the viscosity of the binder.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: March 12, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Srinivas Achanta, Wayne Edward Beimesch
  • Patent number: 6310025
    Abstract: The present invention relates to a process for pretreating soiled fabrics with a liquid composition comprising a peroxygen bleach and a soil dispersing agent selected from the group consisting of an ethoxylated monoamine, an ethoxylated diamine, and ethoxylated polyamine, an ethoxylated amine polymer and mixtures thereof. This invention also discloses liquid compositions suitable for pretreating fabrics, comprising a peroxygen bleach, a surfactant, and a soil dispersing agent selected from the group consisting of an ethoxylated monoamine, an ethoxylated diamine, an ethoxylated polyamine, an ethoxylated amine polymer and mixtures thereof, said composition being formulated either as an emulsion or a microemulsion.
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: October 30, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Valerio Del Duca, Valentina Masotti, Stefano Scialla
  • Patent number: 6287346
    Abstract: The present invention is in the field of liquid or gel detergents. More specifically, the invention relates to a method for removing stains and/or odors and for disinfecting fabrics by applying a liquid or gel detergent composition to the fabric and subjecting the fabric to microwaves. This method provides enhanced cleaning and improved stain removal. These cleaning compositions comprise a bleaching agent, preferably diacyl peroxide in a liquid or gel detergent formulation. These compositions in combination with the method of microwaving are also very effective in disinfecting and deodorizing fabrics.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: September 11, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Kofi Ofosu-Asante, Howard David Hutton
  • Patent number: 6281181
    Abstract: Light-duty liquid or gel dishwashing detergent compositions that are especially useful for manual washing of heavily soiled dishware under conditions of low temperature and high hardness. Such compositions contain a surfactant system comprising a mid-hain branched surfactant. Preferably, the compositions also comprise a polyhydroxy fatty acid amide-based nonionic surfactant component, a detersive amount of magnesium or calcium, a suds booster which is preferably an amine oxide and an aqueous liquid carrier. The detergent compositions exhibit excellent phase stability at low temperatures and excellent mixing rates with water, even at low temperature and/or high water hardness.
    Type: Grant
    Filed: April 14, 2000
    Date of Patent: August 28, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Phillip Kyle Vinson, Thomas Anthony Cripe, William Michael Scheper, Robert Emerson Stidham, Daniel Stedman Connor
  • Patent number: 6258773
    Abstract: A process for preparing low density detergent agglomerates is provided. The process involves the step of: (a) agglomerating a detergent surfactant paste or precursor thereof and dry starting detergent material having a median particle size in a range from about 5 microns to about 70 microns in a first high speed mixer to obtain detergent agglomerates having a median particle size of from about 100 microns to about 250 microns; (b) mixing the detergent agglomerates with a binder in a second high speed mixer to obtain built-up agglomerates having a median particle size in a range of from 140 microns to about 350 microns; and (c) feeding the built-up agglomerates into a fluid bed dryer in which the built-up agglomerates are agglomerated with another binder and dried to form detergent agglomerates having a median particle size in a range from about 300 microns to about 700 microns and a density in a range from about 300 g/l to about 550 g/l.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: July 10, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Paul R Mort, III, Allen Dale Beer, Ricci John Jones, Millard Edward Sullivan
  • Patent number: 6248709
    Abstract: A process for continuously preparing a free flowing agglomerate having a reduced level of resulting undesirable oversized granules is provided. The process comprises the steps of (a) thoroughly mixing a crystalline anionic surfactant paste with a sufficient amount of fine powders of starting detergent materials to form a free flowing agglomerate, then (b) thoroughly mixing a product of the step (a) with a non-crystalline anionic surfactant paste so as to form a free flowing agglomerate.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: June 19, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Manivannan Kandasamy, Kenji Naemura
  • Patent number: 6233771
    Abstract: A cleaning device for spot-cleaning fabrics without causing fiber damage is provided. A hand-held device with a convex face comprises treatment means, such as fibers. In use, the stained fabric is moistened with a cleaning composition and the device is rolled or rocked on the stained area. The fibers mechanically dislodge the stain. The device is especially useful as a pre-spotter in a dry cleaning operation.
    Type: Grant
    Filed: January 17, 1997
    Date of Patent: May 22, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Thomas Charles Hortel, Aram Jesse Irwin, Michael Peter Siklosi, Bruce Albert Yeazell
  • Patent number: D459229
    Type: Grant
    Filed: September 28, 2000
    Date of Patent: June 25, 2002
    Assignee: The Procter & Gamble Company
    Inventor: Duncan John Paul