Patents by Inventor Pasqua Colaianna
Pasqua Colaianna 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).
-
Publication number: 20170145242Abstract: The invention pertains to a fluoropolymer composition comprising: —at least one fluoropolymer [polymer (A)]; —at least one benzoxazine compound [compound (B)] of formula (I), wherein each of Ra, equal to or different at each occurrence, is H or a C1-C12 alkyl group; Rb is a C1-C36 hydrocarbon group, possibly comprising heteroatoms, optionally comprising at least one benzoxazine group; j is zero or an integer of 1 to 4; each of Rc, equal or different at each occurrence, is a halogen or a C1-C36 hydrocarbon group, possibly comprising heteroatoms, optionally comprising at least one benzoxazine group; —at least one aromatic polyimide polymer [polymer (PI)]; —at least one organic solvent [solvent (S)], and to a method for coating a surface, specifically a metal surface, with a fluoropolymer, using said fluoropolymer composition.Type: ApplicationFiled: June 16, 2015Publication date: May 25, 2017Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.p.A.Inventors: Fabio POLASTRI, Valeriy KAPELYUSHKO, Pasqua COLAIANNA
-
Publication number: 20170107305Abstract: The invention mainly pertains to a method for heat treating a composition [composition (C)] which contains at least one melt-processible perfluoropolymer [polymer (F)] formed of tetrafluoroethylene (TFE) copolymer with one or more perfluorinated comonomers [comonomer (F)] containing at least one unsaturation of ethylene type in amounts from 0.5% to 13% by weight, preferably from 0.6% to 11% by weight, and more preferably from 0.8% to 9% by weight; said polymer (F) possessing reactive end groups comprising at least one of the group consisting of hydrogen atoms, oxygen atoms and ethylenically unsaturated double bonds in an amount of at least 4.5 mmol/kg, the process comprising at least the step of heat-treating the composition (C) at a temperature of at least 260° C.Type: ApplicationFiled: June 2, 2015Publication date: April 20, 2017Inventors: Pasqua COLAIANNA, Valeriy KAPELYUSHKO, Mattia BASSI, Marco MIRENDA, Vincenzo ARCELLA
-
Publication number: 20150315317Abstract: The invention mainly pertains to a process for heat treating a composition [composition (C)] which contains at least one melt-processible perfluoropolynner [polymer (F)] formed of tetrafluoroethylene (TFE) copolymer with one or more perfluorinated comonomers [comonomer (F)] containing at least one unsaturation of ethylene type in amounts from 0.5% to 13% by weight, preferably from 0.6% to 11% by weight, and more preferably from 0.8% to 9% by weight; the process comprising at least the step of heat-treating the composition (C) at a temperature of at least 260° C. and in the absence of a melt flowable polytetrafluoroethylene. The invention is also related to a melt-processible perfluoropolynner [polymer (F1)] formed of tetrafluoroethylene (TFE) copolymer with one or more perfluorinated comonomers [comonomer (F)] containing at least one unsaturation of ethylene type in amounts from 0.5% to 13% by weight, preferably from 0.6% to 11% by weight, and more preferably from 0.Type: ApplicationFiled: December 2, 2013Publication date: November 5, 2015Inventors: Pasqua COLAIANNA, Valeriy KAPELYUSHKO, Marco MIRENDA
-
Publication number: 20150060104Abstract: The present invention pertains to a cable comprising: —at least one conductor coated by an insulation coating layer, —a first protective layer surrounding said insulation coating layer, said first protective layer at least comprising, but preferably being made of a tetrafluoroethylene (TFE) copolymer comprising from 0.8% to 2.5% by weight of recurring units derived from at least one perfluorinated alkyl vinyl ether having formula (I) here below: CF2?CF—O—Rf, wherein Rf is a linear or branched C3-C5 perfluorinated alkyl group or a linear or branched C3-C12 perfluorinated alkyl group comprising one or more ether oxygen atoms, said TFE copolymer having a melt flow index comprised between 1.0 and 6.0 g/10 min, as measured according to ASTM D1238 at 372° C. under a load of 5 Kg [polymer (F)]; —optionally, a second protective layer surrounding said first protective layer, and —an armor shell surrounding said first or second protective layer. The invention also pertains to use of the cable in downhole wells.Type: ApplicationFiled: March 25, 2013Publication date: March 5, 2015Applicant: SOLVAY SPECIALTY POLYMEIRS ITLAY S.P.A.Inventors: Pasqua Colaianna, Marco Mirenda, Giambattista Besana, Giulio Brinati
-
Patent number: 8971707Abstract: Use in LAN cable applications, as materials for the coating of the primary cable and for the external jacket, of TFE thermoprocessable perfluoropolymers comprising perfluoroalkylvinylethers in the following amounts, expressed as percent by weight on the total of the monomers: a) 0-5.5% of perfluoromethylvinylether (PMVE); b) 0.4-4.5% of perfluoroethylvinylether (PEVE) and/or perfluoropropylvinylether (PPVE); when a) is present, then a)+b) ranges from 1.5% to 5.5% by weight on the total of the monomers; optionally c) 0-6% of hexafluoropropene (HFP); the TFE amount being the complement to 100% by weight.Type: GrantFiled: February 20, 2007Date of Patent: March 3, 2015Assignee: Solvay Solexis S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Aldo Sanguineti
-
Publication number: 20150041145Abstract: The present invention pertains to a pipe comprising at least one layer at least comprising, preferably consisting essentially of (or being made of), a tetrafluoroethylene (TFE) copolymer comprising from 0.8% to 2.5% by weight of recurring units derived from at least one perfluorinated alkyl vinyl ether having formula (I) here below: CF2?CF—O—Rf (I) wherein Rf is a linear or branched C3-C5 perfluorinated alkyl group or a linear or branched C3-C12 perfluorinated oxyalkyl group comprising one or more ether oxygen atoms, said TFE copolymer having a melt flow index comprised between 0.5 and 6.0 g/10 min, as measured according to ASTM D1238 at 372° C. under a load of 5 Kg [polymer (F)]. The invention also pertains to use of said pipe in heat exchangers and in downhole operations including drilling operations.Type: ApplicationFiled: March 25, 2013Publication date: February 12, 2015Inventors: Pasqua Colaianna, Giambattista Besana, Marco Mirenda, Nicasio Messina
-
Publication number: 20130289189Abstract: The invention pertains to a thermoprocessable composition comprising: at least one thermoprocessable per(halo)fluoropolymer [polymer (A)]; at least one inorganic filler [filler (I)]; and at least one perfluoropolyether block copolymer [polymer (E)] comprising: A) one or more (per)fluoropolyoxyalkylene segment (chain Rf), that is to say a segment comprising recurring units having at least one catenary ether bond and at least one fluorocarbon moiety, and B) one or more polyalkylene segment (chain Ra) comprising recurring units of formula: —(CR1R2—CR3R4)— wherein R1, R2, R3, R4, equal to or different from each other, are selected from the group consisting of H, halogens (preferably F, Cl); C1-C6 (hydro)carbon groups, optionally containing fluorine or other heteroatoms, preferably perfluoroalkyl or (per)fluorooxyalkyl.Type: ApplicationFiled: December 16, 2011Publication date: October 31, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Pasqua Colaianna, Marco Avataneo, Emanuele Di Nicolo, Giambattista Besana, Giuseppe Marchionni
-
Publication number: 20130267618Abstract: The invention pertains to foamable thermoplastic fluoropolymer composition comprising: at least one fluoropolymer [polymer (A)]; and at least one perfluoroalkoxysulphonic derivative of either of formulae: (Xn+)1/n?O3S—CF2CF2O—Rdf—OCF2CF2—SO3?(Xn+)1/n and Rmf—OCF2CF2—SO3?(Xn+)1/n wherein Rdf is a divalent C1-C12 perfluorocarbon group, possibly comprising one or more ethereal oxygen atom; Rmf is a monovalent C1-C12 perfluorocarbon group, possibly comprising one or more ethereal oxygen atom, optionally comprising heteroatoms, generally selected from S, N, P; X?H, a metal cation, or an ammonium group; n is the valence of the cation X, preferably 1 or 2.Type: ApplicationFiled: December 9, 2011Publication date: October 10, 2013Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Pasqua Colaianna, Giambattista Besana, Emanuele Di Nicolo, Letanzio Bragante, Giuseppe Marchionni, Giulio Brinati
-
Publication number: 20090192259Abstract: Use in LAN cable applications, as materials for the coating of the primary cable and for the external jacket, of TFE thermoprocessable perfluoropolymers comprising perfluoroalkylvinylethers in the following amounts, expressed as percent by weight on the total of the monomers: a) 0-5.5% of perfluoromethylvinylether (PMVE); b) 0.4-4.5% of perfluoroethylvinylether (PEVE) and/or perfluoropropylvinylether (PPVE); when a) is present, then a)+b) ranges from 1.5% to 5.5% by weight on the total of the monomers; optionally c) 0-6% of hexafluoropropene (HFP); the TFE amount being the complement to 100% by weight.Type: ApplicationFiled: February 20, 2007Publication date: July 30, 2009Applicant: Solvay Solexis S.p.AInventors: Pasqua Colaianna, Giulio Brinati, Aldo Sanguineti
-
Patent number: 7037991Abstract: Copolymers formed by TFE and FMVE containing FMVE in percent by moles from 2.5% to 8%; the % TFE moles being the complement to 100% of the FMVE moles.Type: GrantFiled: July 15, 2003Date of Patent: May 2, 2006Assignee: Solvay Solexis S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Vincenzo Arcella
-
Patent number: 6939495Abstract: A thermoprocessable copolymer of TFE essentially formed by: (a) from 4.5 to 8.5% by weight of perfluoromethylvinylether (PMVE); (b) from 0.3 to 1.6% by weight of a perfluorodioxole of formula: wherein: Y=F, ORf, Rf wherein Rf is a perfluoroalkyl having from 1 to 5 carbon atoms; X1 and X2, equal to or diferent from each other, are —F or —CF3; (c) TFE, forming the remaining part to 100%.Type: GrantFiled: March 10, 2003Date of Patent: September 6, 2005Assignee: Ausimont S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana
-
Patent number: 6730761Abstract: Thermoprocessable copolymers of TFE essentially formed by the following monomers: (a) FMVE; ((b) a perfluorodioxole of formula: the complement to 100% by weight being TFE.Type: GrantFiled: December 19, 2002Date of Patent: May 4, 2004Assignee: Ausimont S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana
-
Publication number: 20040054107Abstract: Copolymers formed by TFE and FMVE containing FMVE in percent by moles from 2.5% to 8%; the % TFE moles being the complement to 100% of the FMVE moles.Type: ApplicationFiled: July 15, 2003Publication date: March 18, 2004Inventors: Pasqua Colaianna, Giulio Brinati, Vincenzo Arcella
-
Publication number: 20030187169Abstract: A thermoprocessable copolymer of TFE essentially formed by:Type: ApplicationFiled: March 10, 2003Publication date: October 2, 2003Applicant: Ausimont SPAInventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana
-
Publication number: 20030158359Abstract: Thermoprocessable copolymers of TFE essentially formed by the following monomers:Type: ApplicationFiled: December 19, 2002Publication date: August 21, 2003Applicant: AUSIMONT S.p.AInventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana
-
Patent number: 6545111Abstract: A thermoprocessable copolymer of TFE essentially formed by: (a) from 4.5 to 8.5% by weight of perfluoromethylvinylether (PMVE); (b) from 0.3 to 1.6% by weight of a perfluorodioxole of formula: wherein: Y═F, ORf, Rf wherein Rf is a perfluoroalkyl having from 1 to 5 carbon atoms; X1 and X2, equal to or diferent from each other, are —F or —CF3; (c) TFE, forming the remaining part to 100%.Type: GrantFiled: June 22, 2001Date of Patent: April 8, 2003Assignee: Ausimont S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana
-
Publication number: 20020037959Abstract: A thermoprocessable copolymer of TFE essentially formed by:Type: ApplicationFiled: September 26, 2001Publication date: March 28, 2002Applicant: Ausimont S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Giambattista Besana
-
Patent number: 6297334Abstract: Process for the preparation of tetrafluoroethylene (TFE) polymer-based dispersions having diameter average sizes in the range 0.005-0.06 &mgr;m, which comprises: a) preparation of an aqueous perfluoropolyether (PFPE) microemulsion; b) microemulsion feeding into the polymerization reactor, in such amounts so that the microemulsion perfluoropolyetheral oil phase is present in a concentration higher than 2 ml for liter of reaction medium; c) reaction medium feeding in the gaseous TFE polymerization reactor, optional addition of surfactants, stabilizers, comonomers, transfer agents; d) addition of the initiator, stabilizers, comonomers and transfer agents; e) discharge from the reactor of the polymeric latex.Type: GrantFiled: June 30, 1999Date of Patent: October 2, 2001Assignee: Ausimont S.p.A.Inventors: Enrico Marchese, Valery Kapeliouchko, Pasqua Colaianna
-
Patent number: 6066707Abstract: Tetrafluoroethylene (TFE) thermoprocessable copolymers, consisting of:(A) from 0.1 to 15% by moles of a fluorodioxol of formula ##STR1## wherein R.sub.F is a perfluoroalkyl having from 1 to 5 carbon atoms; X.sub.1 and X.sub.2, equal to or different from each other, are --F or --CF.sub.3 ; Z is selected from --F, --H and --Cl;(B) from 0 to 15% by moles of a perfluorinated monomer selected from hexafluoropropene (HFP) and a perfluoralkylvinylether of formula CF.sub.2 .dbd.CF--OR'.sub.f wherein R'.sub.f is a perfluoroalkyl C.sub.2 -C.sub.4 or their mixtures; excluding the value 0 for the amount of the monomer (B); and(C) TFE forming the remaining part to 100%; with the proviso that the total amount of the monomers (A) and (B) is lower than or equal to 20% by mole.Type: GrantFiled: May 23, 1997Date of Patent: May 23, 2000Assignee: Ausimont S.p.A.Inventors: Pasqua Colaianna, Julio A. Abusleme
-
Patent number: 5883177Abstract: Use of amorphous perfluoropolymers based on homopolymers of the TTD dioxole or its amorphous copolymers to prepare solutions in fluoro-containing solvents, to obtain solutions for coatings, wherein TTD has the formula: ##STR1## wherein R.sub.F is a perfluoroalkylic radical with 1-5 carbon atoms, linear or branched when possible; X.sub.1 and X.sub.2 equal to or different from each other being F or CF.sub.3 ; the TTD amount ranges from 40 to 100% by moles.Type: GrantFiled: April 21, 1997Date of Patent: March 16, 1999Assignee: Ausimont S.p.A.Inventors: Pasqua Colaianna, Giulio Brinati, Vincenzo Arcella