Patents Assigned to Sipcam S.p.A.
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Patent number: 9764302Abstract: A continuous process for preparing microcapsules containing water-insoluble active principles, comprising: (1) preparing, in a first reactor, an aqueous solution containing one or more surfactants, (2) preparing, in a second reactor, a solution comprising at least an active principle immiscible in an aqueous phase and a first component for preparing a polycondensation polymer for forming the microcapsule shell, simultaneously feeding to a tubular reactor of a stream of aqueous solution (1) and solution (2), the ratio of solution (2)/solution (1) being between 0.5 and 2.0, inletting a stream (3) of a second component for preparing the polycondensation polymer into the reactor, wherein stream (3) reacts with the first component, wherein the streams are under turbulent flow conditions in the tubular reactor, and are continuously fed to the tubular reactor, and wherein the ratio between the equivalents of the first component and second component are between 0.9 and 1.1.Type: GrantFiled: May 4, 2012Date of Patent: September 19, 2017Assignee: SIPCAM S.p.A.Inventors: Marco Bernardini, Francesca Borgo, Giorgio Freschi, Edoardo Russo
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Patent number: 9596845Abstract: Formulations in water suspension of microcapsules based on 3-iodo-2-propynyl butyl carbamate (IPBC) comprising (parts by weight): (a) 10-60 parts of polymeric microcapsules comprising inside them IPBC and a synergizing agent formed of one or more alkylbenzenes having a number of carbon atoms from 9 to 20; (2) 1-5 parts of one or more dispersants; (3) 1-20 parts of one or more excipients selected from thickeners, antifoam, antifreeze, in can preservative agents; (4) water to 100.Type: GrantFiled: April 16, 2012Date of Patent: March 21, 2017Assignee: Sipcam S.P.A.Inventors: Marco Bernardini, Francesca Borgo, Edoardo Russo, Luigi Capuzzi, Robert Alber
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Patent number: 9044012Abstract: Use of formulations comprising polyurea microcapsules obtainable by interfacial polymerization of diphenylmethylen-4,4?-diisocyanate (MDI), optionally in admixture with polymethylenepolyphenylisocyanate (PAPI), said formulations having a prolonged knockdown and killing effect longer than at least 3 months, preferably at least of 6 months, still more preferably at least of 9 months from the application, wherein the microcapsules comprise: an active principle selected from the pyrethroid and/or neonicotinoid classes, synergizing agents selected between PEO and Verbutin, the concentration of the active principle in the microcapsule as % by weight on the total of the microcapsule is comprised between 1 to and 60% the average diameter of the microcapsules is comprised between 2 and 50 ?m.Type: GrantFiled: November 1, 2012Date of Patent: June 2, 2015Assignees: ENDURA S.P.A., SIPCAM S.P.A.Inventors: Valerio Borzatta, Marco Bernardini, Carlotta Gobbi, Giorgio Freschi, Edoardo Russo, Matteo Campanati, Francesca Borgo
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Patent number: 8575066Abstract: A process for preparing water-soluble granules of amnionic glyphosate comprising: a) addition of glyphosate acid to a Broensted base which supplies ammonium ions in a molar ratio base/acid comprised between 0.8 and 1.1; b) homogenization of the mixture prepared in a); c) addition of one or more surfactants in amounts in the range 5%-50% by weight based on the glyphosate acid; d) mixing of the mass prepared in c) for a time lower than about 10 minutes until obtaining an extrudable mass; e) extrusion of the mass obtained in d); f) drying until obtaining a granule having a residual moisture lower than 1%.Type: GrantFiled: March 28, 2012Date of Patent: November 5, 2013Assignee: Sipcam S.p.A.Inventors: Marco Bernardini, Francesca Borgo, Luigi Capuzzi, Edoardo Russo
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Patent number: 8440213Abstract: Concentrated microemulsions comprising: 1) 10-25 parts by weight of a pesticide with a solubility in water at 20° C. lower than 1% l by weight and having a melting point from 10° C. to 60° C.; 2) 8-25 parts by weight of one or more solvents containing oxygen atoms, having a solubility in water at 20° C. lower than 5% by weight and the Hildebrand solubility parameter in the range 16-21 MPa1/2; 3) 10-20 parts by weight of a polyol; 4) 10-25 parts by weight of one or more non ionic surfactants having a HLB value from 9 to 15; 5) 2-10 parts by weight of one or more anionic surfactants; 6) water up to 100 parts by weight; wherein—the ratio by weight between 2) and 1) ranges from 0.8:1 to 1.5:1;—the ratio by weight between 4) +5) and 1) is in the range 0.5:1-3:1;—the ratio by weight between 4) and 5) ranges from 1:1 to 4.1.Type: GrantFiled: August 30, 2011Date of Patent: May 14, 2013Assignee: SIPCAM. S.p.A.Inventors: Marco Bernardini, Francesca Borgo, Luigi Capuzzi, Pietro Domenichini, Giorgio Freschi
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Publication number: 20130115261Abstract: Use of formulations comprising polyurea microcapsules obtainable by interfacial polymerization of diphenylmethylen-4,4?-diisocyanate (MDI), optionally in admixture with polymethylenepolyphenylisocyanate (PAPI), said formulations having a prolonged knockdown and killing effect longer than at least 3 months, preferably at least of 6 months, still more preferably at least of 9 months from the application, wherein the microcapsules comprise: an active principle selected from the pyrethroid and/or neonicotinoid classes, synergizing agents selected between PEO and Verbutin, the concentration of the active principle in the microcapsule as % by weight on the total of the microcapsule is comprised between to and 60% the average diameter of the microcapsules is comprised between 2 and 50 ?m.Type: ApplicationFiled: November 1, 2012Publication date: May 9, 2013Applicants: SIPCAM S. P. A., ENDURA S. P. A.Inventors: ENDURA S. P. A., SIPCAM S. P. A.
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Publication number: 20120286438Abstract: A continuous process for preparing microcapsules containing water-insoluble active principles, comprising: (1) preparing, in a first reactor, an aqueous solution containing one or more surfactants, (2) preparing, in a second reactor, a solution comprising at least an active principle immiscible in an aqueous phase and a first component for preparing a polycondensation polymer for forming the microcapsule shell, simultaneously feeding to a tubular reactor of a stream of aqueous solution (1) and solution (2), the ratio of solution (2)/solution (1) being between 0.5 and 2.0, inletting a stream (3) of a second component for preparing the polycondensation polymer into the reactor, wherein stream (3) reacts with the first component, wherein the streams are under turbulent flow conditions in the tubular reactor, and are continuously fed to the tubular reactor, and wherein the ratio between the equivalents of the first component and second component are between 0.9 and 1.1.Type: ApplicationFiled: May 4, 2012Publication date: November 15, 2012Applicant: SIPCAM S.P.A.Inventors: Marco BERNARDINI, Francesca BORGO, Giorgio FRESCHI, Edoardo RUSSO
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Publication number: 20120207844Abstract: Formulations in water suspension of microcapsules based on 3-iodo-2-propynyl butyl carbamate (IPBC) comprising (parts by weight): (a) 10-60 parts of polymeric microcapsules comprising inside them IPBC and a synergizing agent formed of one or more alkylbenzenes having a number of carbon atoms from 9 to 20; (2) 1-5 parts of one or more dispersants; (3) 1-20 parts of one or more excipients selected from thickeners, antifoam, antifreeze, in can preservative agents; (4) water to 100.Type: ApplicationFiled: April 16, 2012Publication date: August 16, 2012Applicant: SIPCAM S.P.A.Inventors: MARCO BERNARDINI, FRANCESCA BORGO, EDOARDO RUSSO, LUIGI CAPUZZI, ROBERT ALBER
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Publication number: 20120190550Abstract: A process for preparing water-soluble granules of amnionic glyphosate comprising: a) addition of glyphosate acid to a Broensted base which supplies ammonium ions in a molar ratio base/acid comprised between 0.8 and 1.1; b) homogenization of the mixture prepared in a); c) addition of one or more surfactants in amounts in the range 5%-50% by weight based on the glyphosate acid; d) mixing of the mass prepared in c) for a time lower than about 10 minutes until obtaining an extrudable mass; e) extrusion of the mass obtained in d); f) drying until obtaining a granule having a residual moisture lower than 1%.Type: ApplicationFiled: March 28, 2012Publication date: July 26, 2012Applicant: SIPCAM S.P.A.Inventors: Marco Bernardini, Francesca Borgo, Luigi Capuzzi, Edoardo Russo
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Publication number: 20110312496Abstract: Concentrated microemulsions comprising: 1) 10-25 parts by weight of a pesticide with a solubility in water at 20° C. lower than 1% l by weight and having a melting point from 10° C. to 60° C.; 2) 8-25 parts by weight of one or more solvents containing oxygen atoms, having a solubility in water at 20° C. lower than 5% by weight and the Hildebrand solubility parameter in the range 16-21 MPa1/2; 3) 10-20 parts by weight of a polyol; 4) 10-25 parts by weight of one or more non ionic surfactants having a HLB value from 9 to 15; 5) 2-10 parts by weight of one or more anionic surfactants; 6) water up to 100 parts by weight; wherein—the ratio by weight between 2) and 1) ranges from 0.8:1 to 1.5:1;—the ratio by weight between 4) +5) and 1) is in the range 0.5:1-3:1;—the ratio by weight between 4) and 5) ranges from 1:1 to 4.1.Type: ApplicationFiled: August 30, 2011Publication date: December 22, 2011Applicant: SIPCAM S.P.A.Inventors: Marco BERNARDINI, Francesca BORGO, Luigi CAPUZZI, Pietro DOMENICHINI, Giorgio FRESCHI
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Patent number: 8029813Abstract: Concentrated microemulsions comprising: 1) 10-25 parts by weight of a pesticide with a solubility in water 20° C. lower than 1% by weight and having a melting point from 10° C. to 60° C.; 2) 8-25 parts by weight of one or more solvents containing oxygen atoms, having a solubility in water at 20° C. lower than 5% by weight and the Hildebrand solubility parameter in the range 16-21 MPa1/2: 3) 10-20 parts by weight of a polyol; 4) 10-25 parts by weight of one or more non ionic surfactants having a HLB value from 9 to 15; 5) 2-10 parts by weight of one or more anionic surfactants: 6) water up to 100 parts by weight; wherein—the ratio by weight between 2) and 1) ranges from 0.8:1 to 1.5:1;—the ratio by weight between 4)+5) and 1) is in the range 0.5:1-3:1;—the ratio by weight between 4) and 5) ranges from 1:1 to 4.1.Type: GrantFiled: February 26, 2004Date of Patent: October 4, 2011Assignee: Sipcam S.p.A.Inventors: Marco Bernardini, Francesca Borgo, Luigi Capuzzi, Pietro Domenichini, Giorgio Freschi
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Publication number: 20060154826Abstract: Concentrated microemulsions comprising: 1) 10-25 parts by weight of a pesticide with a solubility in water at 20° C. lower than 1%| by weight and having a melting point from 10° C. to 60° C.; 2) 8-25 parts by weight of one or more solvents containing oxygen atoms, having a solubility in water at 20° C. lower than 5% by weight and the Hildebrand solubility parameter in the range 16-21 MPa1/2; 3) 10-20 parts by weight of a polyol; 4) 10-25 parts by weight of one or more non ionic surfactants having a HLB value from 9 to 15; 5) 2-10 parts by weight of one or more anionic surfactants; 6) water up to 100 parts by weight; wherein—the ratio by weight between 2) and 1) ranges from 0.8:1 to 1.5: 1;—the ratio by weight between 4)+5) and 1) is in the range 0.5:1-3:1;—the ratio by weight between 4) and 5) ranges from 1:1 to 4.1.Type: ApplicationFiled: February 26, 2004Publication date: July 13, 2006Applicant: SIPCAM S.P.A.Inventors: Marco Bernardini, Francesca Borgo, Luigi Capuzzi, Pietro Domenichini, Giorgio Freschi