Patents by Inventor John Sinko
John Sinko 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: 20110250359Abstract: A multi-functional aqueous protective treatment for wood substrates. The treatment comprises an aqueous solution of a zirconyl compound and incorporated bio-active constituents, providing protection against bio-degradation of wood and against degradation of aesthetic value of applied wood coatings by spontaneous staining and also protects against termites or other “in-depth” bio-degradation factors.Type: ApplicationFiled: June 17, 2011Publication date: October 13, 2011Applicants: HOFFER'S COATINGS, INC., WAYNE PIGMENT CORPORATIONInventors: JOHN SINKO, Donghong Li, Darryl L. Cielinski, John A. Hennes
-
Patent number: 7662241Abstract: A corrosion-inhibiting composition for application to a metal substrate, such as aluminum or steel, and in connection with a paint, and the synthesis of the composition. The active inhibitor constituent of the composition can be selected from the group consisting of 2,5-dimercapto-1,3,4 thiadiazole (DMTD), 2,4-dimercapto-s-triazolo-[4,3-b]-1,3-4-thiadiazole, trithiocyanuric acid (TMT), and derivatives of DMTD and TMT, including various N— or S— and N, N—, S— and N—,S-substituted derivatives of DMTD, including salts of DMTD of the general formula: M(DMTD)n, where n=1,2 or 3, and M is a metal cation and preferably M=Zn(II), Bi(III), Co(II), Ni(II), Cd(II), Pb(II), Ag(I), Sb(III), Cu(II), Li(I), Ca(II), Sr(II), Mg(II), La(III), Ce(III), Pr(III), Al(III) or Zr(IV). DMTD, TMT, and their derivatives may also be combined with phosphates, molybdates, borates, silicates, tungstates, phosphotungstates, phosphomolybdates, cyanamides, carbonates, SiO2 and mixtures thereof.Type: GrantFiled: February 23, 2004Date of Patent: February 16, 2010Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 7662312Abstract: A pigment grade corrosion inhibitor and a method of applying the inhibitor is disclosed. The inhibitor is comprised of a host species comprised of an inorganic compound having a layered structure and a guest species comprised an anionic species of a weak acid. The host species is preferably a double hydroxide having a structure of: [M(II)1?x M(III)x (OH?)2] [An?x/n.y H2O], where M(II) is a divalent metal cationic species, M(III) is a trivalent metal cationic species, and An? is an anionic species, preferably with the species present in a range of: 0.2?M(III)/(M(II)+M(III))?0.4. The guest species include: various phosphoric acids and derivatives thereof; boric acid; cyanamidic acid; nitrous acid; derivatives of thio- and dithiocarbonic acid; thio-organic compounds functionalized with at least one —SH group of acidic character, including: 2,5-dimercapto-1,3,4-thiadiazole (DMTD), 2,4-dimercapto-s-triazolo-[4,3-b]-1,3-4 thiadiazole, trithiocyanuric acid (TMT), and dithiocyanuric acid.Type: GrantFiled: November 1, 2007Date of Patent: February 16, 2010Assignee: Wayne Pigment Corp.Inventors: John Sinko, Martin W. Kendig
-
Patent number: 7578878Abstract: A pigment grade corrosion inhibitor and a method of applying the inhibitor is disclosed. The inhibitor is comprised of a host species comprised of an inorganic compound having a layered structure and a guest species comprised an anionic species of a weak acid. The host species is preferably a double hydroxide having a structure of: [M(II)1?xM(III)x(OH?)2][An?x/n.yH2O], where M(II) is a divalent metal cationic species, M(III) is a trivalent metal cationic species, and An? is an anionic species, preferably with the species present in a range of: 0.2?M(III)/(M(II)+M(III))?0.4.Type: GrantFiled: June 25, 2004Date of Patent: August 25, 2009Assignee: Wayne Pigment Corp.Inventors: John Sinko, Martin W. Kendig
-
Publication number: 20080258114Abstract: A pigment grade corrosion inhibitor and a method of applying the inhibitor is disclosed. The inhibitor is comprised of a host species comprised of an inorganic compound having a layered structure and a guest species comprised an anionic species of a weak acid. The host species is preferably a double hydroxide having a structure of: [M(II)1-x M(III)x (OH?)2] [An?x/n·y H2O], where M(II) is a divalent metal cationic species, M(III) is a trivalent metal cationic species, and An? is an anionic species, preferably with the species present in a range of: 0.2?M(III)/(M(II)+M(III))?0.4. The guest species include: various phosphoric acids and derivatives thereof; boric acid; cyanamidic acid; nitrous acid; derivatives of thio- and dithiocarbonic acid; thio-organic compounds functionalized with at least one —SH group of acidic character, including: 2,5-dimercapto-1,3,4-thiadiazole (DMTD), 2,4-dimercapto-s-triazolo-[4,3-b]-1,3-4 thiadiazole, trithiocyanuric acid (TMT), and dithiocyanuric acid.Type: ApplicationFiled: November 1, 2007Publication date: October 23, 2008Inventors: John Sinko, Martin W. Kendig
-
Publication number: 20070196582Abstract: A multi-functional aqueous protective treatment for wood substrates. The treatment comprises an aqueous solution of a zirconyl compound and incorporated bio-active constituents, providing protection against bio-degradation of wood and against degradation of aesthetic value of applied wood coatings by spontaneous staining and also protects against termites or other “in-depth” bio-degradation factors.Type: ApplicationFiled: February 22, 2006Publication date: August 23, 2007Inventors: John Sinko, Donghong Li, Darryl Cielinski, John Hennes
-
Patent number: 7125925Abstract: An organic-inorganic hybrid composite which comprises an inorganic component and an organic conducting component. The inorganic component inhibits deprotonation of the organic conducting component when the composite is exposed to a medium having a pH which would deprotonate the organic conducting component but for the presence of the inorganic component.Type: GrantFiled: August 29, 2003Date of Patent: October 24, 2006Assignee: The Board of Governors for Higher Education State of Rhode Island and the Providence PlantationInventors: John Sinko, Sze Cheng Yang
-
Publication number: 20050022693Abstract: A pigment grade corrosion inhibitor and a method of forming the inhibitor is disclosed. The inhibitor is comprised of a host species comprised of an inorganic compound having a layered structure and a guest species comprised an anionic species of a weak acid. The host species is preferably a double hydroxide having a structure of: [M(II)1-xM(III)x(OH?)2] [An?x/n.y H2O], where M(II) is a divalent metal cationic species, M(III) is a trivalent metal cationic species, and An? is an anionic species, preferably with the species present in a range of: 0.2?M(III)/(M(II)+M(III))?0.4.Type: ApplicationFiled: June 25, 2004Publication date: February 3, 2005Inventors: John Sinko, Martin Kendig
-
Publication number: 20040255819Abstract: A corrosion-inhibiting composition for application to a metal substrate, such as aluminum or steel, and in connection with a paint, and the synthesis of the composition. The active inhibitor constituent of the composition can be selected from the group consisting of 2,5-dimercapto-1,3,4 thiadiazole (DMTD), 2,4-dimercapto-s-triazolo-[4,3-b]-1,3-4-thiadiazole, trithiocyanuric acid (TMT), and derivatives of DMTD and TMT, including various N- or S- and N,N-,S- and N-,S-substituted derivatives of DMTD, including salts of DMTD of the general formula: M(DMTD)n, where n=1, 2 or 3, and M is a metal cation and preferably M=Zn(II), Bi(III), Co(II), Ni(II), Cd(II), Pb(II), Ag(I), Sb(III), Cu(II), Li(I), Ca(II), Sr(II), Mg(II), La(III), Ce(III), Pr(III), A1(III) or Zr(IV). DMTD, TMT, and their derivatives may also be combined with phosphates, molybdates, borates, silicates, tungstates, phosphotungstates, phosphomolybdates, cyanamides, carbonates, SiO2 and mixtures thereof.Type: ApplicationFiled: February 23, 2004Publication date: December 23, 2004Applicant: Wayne Pigment Corp.Inventor: John Sinko
-
Publication number: 20040149963Abstract: An organic-inorganic hybrid composite which comprises an inorganic component and an organic conducting component. The inorganic component inhibits deprotonation of the organic conducting component when the composite is exposed to a medium having a pH which would deprotonate the organic conducting component but for the presence of the inorganic component.Type: ApplicationFiled: August 29, 2003Publication date: August 5, 2004Inventors: John Sinko, Sze Cheng Yang
-
Publication number: 20020197468Abstract: A corrosion-inhibiting composition for application to a metal substrate, such as aluminum or steel, and in connection with a paint, and the synthesis of the composition is disclosed.Type: ApplicationFiled: May 3, 2002Publication date: December 26, 2002Applicant: Wayne Pigment CorporationInventor: John Sinko
-
Patent number: 6447594Abstract: A process for producing a strontium chromate corrosion inhibitor includes the steps of providing an aqueous slurry containing dispersed particulate strontium chromate, adding to the slurry a phosphoric acid or a neutral or acidic soluble salt of a phosphoric acid selected from the group consisting of ortho-phosphoric, pyro-phosphoric, tri-phosphoric, polyphosphoric, metaphosphoric, polymetaphosphoric, cyclic tri-metaphosphoric acid, and phosphorous acid, and, filtering and drying the resultant material whereby particulate strontium chromate of reduced solubility is produced.Type: GrantFiled: June 13, 2001Date of Patent: September 10, 2002Assignee: Wayne Pigment CorporationInventors: John Sinko, Michael Denesha
-
Patent number: 6139610Abstract: A corrosion-inhibiting composition for application to a metal substrate, such as steel, silver, copper or aluminum, includes a film-forming organic polymer component and a dispersed pigment phase of a stable unitary hybrid which contains organic and inorganic solid phase constituents interfaced at a micro-crystalline level, which are inseparable by physical separation procedures and which display uniphase behavior. The inorganic phase includes a cation selected from Zn, Al, Mg, Ca, Sr, Ti, Zr, Ce and Fe and an anion selected from phosphates, polyphosphates, phosphites, molybdates, silicates and cyanamides.Type: GrantFiled: June 3, 1999Date of Patent: October 31, 2000Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 6113989Abstract: A tannin stain inhibiting latex paint composition for application to wood based on an alkaline latex suspension of a polymer in water is provided with a tannin-stain inhibiting additive. The additive includes effective amount for stain inhibition of a non-acidic compound selected from ammonium zirconium carbonate, sodium zirconium carbonate or potassium zirconium carbonate.Type: GrantFiled: March 23, 1998Date of Patent: September 5, 2000Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 5948147Abstract: A corrosion inhibiting composition for application to a metal substrate such as steel, copper or aluminum includes a film forming organic coating composition and an inorganic pigment which displays synergistic corrosion inhibitive properties. The preferred composition of the corrosion inhibitor pigment includes cation selected from Zn, Al, Mg, Ca, Sr, and ion that a combination of ions including cyanamides, phosphates or phosphites, silicates, carbonates and zinc oxide.Type: GrantFiled: October 2, 1997Date of Patent: September 7, 1999Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 5759705Abstract: A process of treating wood to reduce the tannin staining of coatings subsequently applied includes the steps of providing a solution of a zirconyl compound in a carrier liquid such as water, applying the solution to a wood surface, and, drying the solution. The pore structure of the wood is modified or sealed so that staining of coating compositions applied subsequently over the surface is reduced. The process is particularly beneficial in cases where the coating composition a clear or a light-colored latex paint, especially white. The preferred zirconyl compound is zirconyl acetate. The treating solution may be modified by addition thereto of a lanthanide compound, especially cerium, to provide UV light protection to a substrate and further by one or more metal cations to impart mildewicidal activity to the composition.Type: GrantFiled: April 10, 1997Date of Patent: June 2, 1998Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 5733666Abstract: A process of treating wood to reduce the tannin staining of coatings subsequently applied includes the steps of providing a solution of a zirconyl compound in a carrier liquid such as water, applying the solution to a wood surface, and, drying the solution. The pore structure of the wood is modified or sealed so that staining of coating compositions applied subsequently over the surface is reduced. The process is particularly beneficial in cases where the coating composition a clear or a light-colored latex paint, especially white. The preferred zirconyl compound is zirconyl acetate. The treating solution may be modified by addition thereto of a lanthanide compound, especially cerium, to provide UV light protection to a substrate and further by one or more metal cations to impart mildewicidal activity to the composition.Type: GrantFiled: December 31, 1996Date of Patent: March 31, 1998Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 5558706Abstract: A corrosion inhibitor pigment composition is based a solid solution of (Ni.sup.2+ +Co.sup.2+)-bis-hydrogen cyanamide.Type: GrantFiled: December 15, 1995Date of Patent: September 24, 1996Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: 5529811Abstract: A process of inhibiting of the staining of a film forming finish applied to a tannin containing wood substrate includes the step of applying to the wood substrate prior to or concurrently with the film forming finish, a protective coating containing an effective amount of zinc cyanamide to inhibit the migration of tannins from the substrate into the finish.Type: GrantFiled: December 30, 1994Date of Patent: June 25, 1996Assignee: Wayne Pigment Corp.Inventor: John Sinko
-
Patent number: RE45612Abstract: A corrosion-inhibiting composition for application to a metal substrate, such as aluminum or steel, and in connection with a paint, and the synthesis of the composition. The active inhibitor constituent of the composition can be selected from the group consisting of 2,5-dimercapto-1,3,4 thiadiazole (DMTD), 2,4-dimercapto-s-triazolo-[4,3-b]-1,3-4-thiadiazole, trithiocyanuric acid (TMT), and derivatives of DMTD and TMT, including various N— or S— and N, N—, S— and N—,S-substituted derivatives of DMTD, including salts of DMTD of the general formula: M(DMTD)n, where n=1,2 or 3, and M is a metal cation and preferably M=Zn(II), Bi(III), Co(II), Ni(II), Cd(II), Pb(II), Ag(I), Sb(III), Cu(II), Li(I), Ca(II), Sr(II), Mg(II), La(III), Ce(III), Pr(III), Al(III) or Zr(IV). DMTD, TMT, and their derivatives may also be combined with phosphates, molybdates, borates, silicates, tungstates, phosphotungstates, phosphomolybdates, cyanamides, carbonates, SiO2 and mixtures thereof.Type: GrantFiled: December 13, 2011Date of Patent: July 14, 2015Assignee: MD FIFTH WARD PROPERTIES, INC.Inventor: John Sinko