Patents by Inventor Ugo Piero Bianchi

Ugo Piero Bianchi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8932631
    Abstract: Liquid formulations of imidoalkanepercarboxylic acids, in the form of aqueous dispersions comprising, in percentages by weight relative to the total weight of the composition: A) from ?7% to 40% and preferably from 10% to 20% of imidoalkanepercarboxylic acids having the general formula (I), the said imidoalkanepercarboxylic acids being in the ? form and having a dissolution time, determined via the test of the rate of dissolution at a temperature of 40° C. or 18° C., of not more than 5 minutes when determined at 40° C. or 15 minutes when determined at 18° C., for an amount of dissolved acid equal to 99% of the theoretical amount; B) from 0.001% to 0.9% of a nonionic surfactant; the said dispersions having a viscosity of not more than 2000 mPa·sec at 25° C. by applying a shear rate of 20 s?1; in which the dissolution time of the component A), determined via the test of the rate of dissolution at a temperature of 40° C. or 18° C., is not more than 5 minutes when determined at 40° C.
    Type: Grant
    Filed: December 23, 2004
    Date of Patent: January 13, 2015
    Assignee: Solvay Solexis S.p.A.
    Inventors: Ugo Piero Bianchi, Roberto Garaffa
  • Patent number: 7943657
    Abstract: Imidoalkancarboxylic acids of formula: are described, wherein A, X and M are as defined in the application, said acids being in a crystalline form which in contact with water gives rise to crystals having sizes lower than 30 micron.
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: May 17, 2011
    Assignee: Solvay Solexis S.p.A.
    Inventors: Ugo Piero Bianchi, Roberto Garaffa
  • Publication number: 20090269408
    Abstract: Liquid formulations of imidoalkanepercarboxylic acids, in the form of aqueous dispersions comprising, in percentages by weight relative to the total weight of the composition: A) from ?7% to 40% and preferably from 10% to 20% of imidoalka-nepercarhoxylic acids having the general formula (I), the said imidoalkanepercarboxylic acids being in the ? form and having a dissolution time, determined via the test of the rate of dissolution at a temperature of 40° C. or 18° C., of not more than 5 minutes when determined at 40° C. or 15 minutes when determined at 18° C., for an amount of dissolved acid equal to 99% of the theoretical amount; B) from 0.001% to 0.9% of a nonionic surfactant; the said dispersions having a viscosity of not more than 2000 mPa·sec at 25° C. by applying a shear rate of 20 s?1; in which the dissolution time of the component A), determined via the test of the rate of dissolution at a temperature of 40° C. or 18° C., is not more than 5 minutes when determined at 40° C.
    Type: Application
    Filed: December 23, 2004
    Publication date: October 29, 2009
    Applicant: SOLVAY SOLEXIS S.P.A.
    Inventors: Ugo Piero Bianchi, Roberto Garaffa
  • Patent number: 7468387
    Abstract: Imidoalkancarboxylic acids of formula (I) are described, wherein A, X and M are as defined in the application, said acids being in a crystalline form which in contact with water gives rise to crystals having sizes lower than 30 micron.
    Type: Grant
    Filed: July 8, 2003
    Date of Patent: December 23, 2008
    Assignee: Solvay Solexis S.p.A.
    Inventors: Ugo Piero Bianchi, Roberto Garaffa
  • Publication number: 20080234171
    Abstract: Process for obtaining dilute aqueous solutions containing an amount of <7% by weight, expressed as a percentage by weight of imidoalkanepercarboxylic acids, starting with concentrated aqueous compositions of the said peracids in the ? form, the said concentrated compositions being obtained from the imidoalkanepercarboxylic acids in the ?-crystal form, the said process comprising the following steps: I) dilution of the concentrated aqueous composition of imidoalkanepercarboxylic acids (C) with an aqueous solution (D) having a pH of between 2 and 5, in a (C):(D) proportion, expressed in parts by weight, of between 0.1:10 and 10:0.2, working at temperatures of between 4° C. and 30° C.
    Type: Application
    Filed: March 15, 2005
    Publication date: September 25, 2008
    Applicant: SOLVAY SOLEXIS S.P.A.
    Inventors: Ugo Piero Bianchi, Roberto Garaffa
  • Publication number: 20080154046
    Abstract: Imidoalkancarboxylic acids of formula: are described, wherein A, X and M are as defined in the application, said acids being in a crystalline form which in contact with water gives rise to crystals having sizes lower than 30 micron.
    Type: Application
    Filed: February 29, 2008
    Publication date: June 26, 2008
    Applicant: SOLVAY SOLEXIS S.P.A.
    Inventors: Ugo Piero BIANCHI, Roberto Garaffa
  • Patent number: 6333300
    Abstract: Water-based dispersions of the &egr;-phthalimido peroxyhexanoic acid comprising as stabilizers copolymers of methyl-vinyl-ether with the acid and/or maleic anhydride, in 1:1 ratio with alternated structure, usable in detergent, hygienizing, cosmetic applications.
    Type: Grant
    Filed: August 2, 2000
    Date of Patent: December 25, 2001
    Assignee: Ausimont S.p.A.
    Inventors: Ugo Piero Bianchi, Claudio Troglia
  • Patent number: 6333018
    Abstract: Process for the industrial production of hyperpure hydrogen peroxide also having high titre up to 60-70% by weight characterized in that the hydrogen peroxide produced in an industrial plant is directly fed to a purification unit, being part of the same production plant, in which the inverted osmosis, separation of the the high purity permeate flow and direct recycle of the concentrated flow to the production plant, are carried out.
    Type: Grant
    Filed: January 15, 1999
    Date of Patent: December 25, 2001
    Inventors: Ugo Piero Bianchi, Umberto Leone, Mauro Lucci
  • Publication number: 20010009655
    Abstract: Process for the industrial production of hyperpure hydrogen peroxide also having high titer up to 60-70% by weight characterized in that the hydrogen peroxide produced in an industrial plant is directly fed to a purification unit, being part of the same production plant, in which the inverted osmosis, separation of the the high purity permeate flow and direct recycle of the concentrated flow to the production plant, are carried out.
    Type: Application
    Filed: January 15, 1999
    Publication date: July 26, 2001
    Inventors: UGO PIERO BIANCHI, UMBERTO LEONE, MAURO LUCCI
  • Patent number: 6080715
    Abstract: Granular compositions comprising .di-elect cons.-phthalimido peroxyhexanoic acid (PAP), a N-oxide of a tertiary amine surfactant and an organic acid with PK.sub.a lower than 3.5 and soluble in water at most for 1% by weight at a temperature of 20.degree. C.
    Type: Grant
    Filed: January 2, 1998
    Date of Patent: June 27, 2000
    Assignee: Ausimont S.p.A.
    Inventors: Ugo Piero Bianchi, Claudio Cavallotti, Claudio Troglia