Patents Assigned to THE CHEMOURS COMPANY TT, LLC
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Publication number: 20180134875Abstract: A new light protective package including a monolayer which includes treated TiO2 particles at high concentration levels of 6 wt % or higher of the monolayer, more preferably greater than 7 wt % of the monolayer, even more preferably greater than 8 wt. % of the monolayer, wherein the monolayer protects the food within the package from both light and physical damage. The monolayer has superior light protection properties while maintaining mechanical properties. The monolayer has a light protection factor (“LPF”) value of greater than 25, preferably greater than 30, more preferably greater than 40 or even more preferably greater than 50. The treated TiO2 material can be dispersed and processed in package production processes by use of incorporation with a masterbatch, and preferably processed into a package using blow molding methods.Type: ApplicationFiled: June 1, 2016Publication date: May 17, 2018Applicant: The Chemours Company TT, LLCInventors: CHERYL MARIE STANCIK, PHILIPP MARTIN NIEDENZU, J DON CONNOLLY, JR.
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Patent number: 9777170Abstract: The present invention comprises a composition and method of use for providing cleanability to paint comprising an aqueous emulsion of Formula (I) wherein the composition of Formula (I) is a random copolymer; wherein said composition of formula (I) further comprises residue from a hydrophilic chain transfer agent. The compositions of the present invention provide durability to coating compositions, while also providing surface effects such as increased water and oil contact angles, enhanced dirt pickup resistance, and enhanced cleanability to the coating films. For these reasons, the composition of the present invention is particularly suitable for use as additives to exterior coatings and paints.Type: GrantFiled: February 23, 2015Date of Patent: October 3, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Anilkumar Raghavanpillai, Timothy Pellenbarg, Hau-Nan Lee, James J. Hughes, Kai Qi, John Russell Crompton, Jr., Brad M Rosen
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Patent number: 9701842Abstract: The disclosure provides a process for preparing a self-dispersing pigment having an isoelectric point of at least about 8 comprising: (a) adding a dual functional compound with an acidic aluminum salt to form an aqueous solution, wherein the dual functional compound comprises an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group comprising a primary, secondary or tertiary amine; (b) adding a base to the mixture from step (a) whereby the pH is raised to about 4 to about 9 to form a turbid solution; and (c) adding the mixture from step (b) to a slurry of inorganic particles whereby a hydrous alumina and the dual functional compound are deposited on the pigment surface. The self-dispersing pigments prepared by this process are useful in making décor paper that may be used in paper laminates.Type: GrantFiled: October 24, 2013Date of Patent: July 11, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Franck Andre Vanhecke, Mitchell Scott Chinn
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Patent number: 9638679Abstract: Methods and apparatus for quantification of photoprotective performance of packaging concepts in an accelerated timeframe are disclosed. In certain embodiments, the apparatus includes a light source which provides a light beam that impinges upon a photoprotective material before being transmitted to a sample cell of a photosensitive entity, such as a photosensitive nutrient. In certain embodiments, the apparatus and methods can be used to generate models for the prediction of photoprotective performance values of untested materials based upon some other known qualitative or quantitative property.Type: GrantFiled: April 25, 2013Date of Patent: May 2, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Peter Jernakoff, Philipp Martin Niedenzu, Cheryl Marie Stancik, Michael Patrick Milone
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Publication number: 20170066653Abstract: The disclosure provides a process for making hollow inorganic particles comprising: providing a recyclable template particle in an aqueous dispersion, wherein the recyclable template particle is prepared from an organic monomer; coating the recyclable template particle with a water-based silica precursor; maintaining the pH at about 2 to about 10 to form core/shell particles comprising a silica treatment on the recyclable template particle; removing the core/shell particles; and removing the recyclable template particle from the core/shell particles to form a hollow silica particle.Type: ApplicationFiled: February 27, 2015Publication date: March 9, 2017Applicant: THE CHEMOURS COMPANY TT, LLCInventors: JELENA LASIO, HAU-NAN LEE, BRAD M ROSEN, DEVIN T WHIPPLE, FRANCIS J. WOERNER
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Patent number: 9587090Abstract: The disclosure provides a polymer composition comprising a treated inorganic particle having improved photostability and improved anti-microbial properties, wherein the treated inorganic particle comprises: a inorganic core particle; a first treatment of a silicon compound, wherein the silicon compound is added in a single step; and a second treatment comprising a co-precipitated zinc oxide and alumina.Type: GrantFiled: June 20, 2012Date of Patent: March 7, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventor: Charles David Musick
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Patent number: 9573108Abstract: This disclosure relates to a process for preparing a treated inorganic core particle having improved dispersability comprising: (a) heating a slurry comprising porous silica treated inorganic core particle and water at a temperature of at least about 90° C.; and (b) adding a soluble alumina source to the slurry from step (a) while maintaining the pH at about 8.0 to 9.5 to form an alumina treatment on the porous silica treated inorganic core particle; wherein the treated inorganic core particle does not comprise dense silica or alumina treatments, and has silica present in the amount of at least about 7% up to about 14% and alumina present in the amount of about 4.0% to about 8.0%; and wherein the particle to particle surface treatments are substantially homogeneous.Type: GrantFiled: October 11, 2012Date of Patent: February 21, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Michael Patrick Diebold, Eric Rusnak, Agingu Shih
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Patent number: 9551112Abstract: Disclosed is a décor paper with a self-dispersing pigment having an isoelectric point of at least about 8, where the inorganic particle is treated sequentially by (a) hydrolyzing an aluminum compound or basic aluminate to deposit a hydrous alumina surface and (b) adding a dual-functional compound. The dual functional compound has an anchoring group that attaches to the pigment surface and a basic amine group. Typically, the inorganic particle is titanium dioxide, TiO2. These décor papers are useful in making paper laminates.Type: GrantFiled: October 24, 2013Date of Patent: January 24, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Franck Andre Vanhecke, Mitchell Scott Chinn
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Patent number: 9546450Abstract: Disclosed is a paper laminate made from a décor paper, wherein the décor paper has a self-dispersing pigment with an isoelectric point of at least about 8. The inorganic particle is treated sequentially by (a) hydrolyzing an aluminum compound or basic aluminate to deposit a hydrous alumina surface; and (b) adding a dual-functional compound with an anchoring group that attaches the dual-functional compound to the pigment surface, and a basic amine group having a primary, secondary or tertiary amine.Type: GrantFiled: October 24, 2013Date of Patent: January 17, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Franck Andre Vanhecke, Mitchell Scott Chinn
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Patent number: 9539557Abstract: The disclosure provides a coating composition comprising a treated inorganic core particle, having improved dispersability, prepared by a process comprising: heating a slurry comprising porous silica treated inorganic core particle and water at a temperature of at least about 90° C., more typically about 93 to about 97° C., still more typically about 95 to about 97° C.; and adding a soluble alumina source to the slurry while maintaining the pH at about 8.0 to 9.5 to form an alumina treatment on the porous silica treated inorganic core particle; wherein the treated inorganic core particle does not comprise dense silica or alumina treatments, and has silica present in the amount of about 7% to about 14% and alumina present in the amount of about 4.0% to about 8.0%; and wherein the particle to particle surface treatments are substantially homogeneous.Type: GrantFiled: October 11, 2012Date of Patent: January 10, 2017Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Michael Patrick Diebold, Daniel C Kraiter, Eric Rusnak, Agingu Shih
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Patent number: 9416246Abstract: The present disclosure relates to a vapor phase process for producing a substantially anatase-free titanium dioxide pigment comprising reacting a vaporous titanium dioxide precursor and an oxygen containing gas in a reactor; and introducing a mixture of liquid silicon halide and liquid titanium dioxide precursor into the reactor at a point downstream of the addition of the vaporous titanium dioxide precursor, and the oxygen containing gas, and at a process temperature of about 1200° C. to about 1600° C. to produce titanium dioxide particles that are substantially encapsulated in silicon dioxide.Type: GrantFiled: January 6, 2012Date of Patent: August 16, 2016Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Charles David Musick, Robert A Johns, Joseph J Zaher
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Patent number: 9416277Abstract: The present disclosure relates to a vapor phase process for producing a substantially anatase-free titanium dioxide pigment comprising: reacting a vaporous titanium dioxide precursor and an oxygen containing gas in a reactor; and introducing a mixture of liquid titanium dioxide precursor and a liquid or finely divided solid compound comprising a element selected from the group consisting of Li, Be, B, Na, Mg, Al, P, S, K, Ca, Sc, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Se, Rb, Sr, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Te, Cs, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, and Pb, into the reactor at a point downstream of the addition of the vaporous titanium dioxide precursor, and the oxygen containing gas, and at a process temperature of about 1200° C. to about 1600° C. to produce titanium dioxide particles that are coated by the oxide formed from the element.Type: GrantFiled: January 6, 2012Date of Patent: August 16, 2016Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Charles David Musick, Robert A Johns
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Patent number: 9372145Abstract: This invention provides methods and apparatus for quantification of photoprotective performance of packaging concepts in an accelerated timeframe. In certain embodiments, the apparatus comprises a light source which provides a light beam that impinges upon a photoprotective material before being transmitted to a sample cell comprising a photosensitive entity, such as a photosensitive nutrient. In certain embodiments, the apparatus and methods can be used to generate models for the prediction of photoprotective performance values of untested materials based upon some other known qualitative or quantitative property.Type: GrantFiled: April 16, 2013Date of Patent: June 21, 2016Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Peter Jernakoff, Michael Patrick Milone, Philipp Martin Niedenzu, Cheryl Marie Stancik
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Patent number: 9307759Abstract: The disclosure provides a treated inorganic particle, in particular a titanium dioxide particle, having reduced photoactivity, lower acid solubility and improved anti-microbial properties comprising: an inorganic core particle, in particular a titanium dioxide particle; a first treatment of silica, wherein the silica is added in a single step; and a second treatment comprising co-precipitated zinc oxide and alumina. These particles have reduced photoactivity, lower acid solubility and improved anti-microbial properties.Type: GrantFiled: June 24, 2015Date of Patent: April 12, 2016Assignee: THE CHEMOURS COMPANY TT, LLCInventor: Charles David Musick
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Patent number: 9260319Abstract: This disclosure relates to a process for producing titanium dioxide, comprising: a) reacting an alloy comprising a metal selected from the group consisting of aluminum, titanium and mixtures thereof, wherein either aluminum or titanium is a major component of the alloy, and an element selected from the group consisting of Li, Be, B, Na, Mg, Al, P, S, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Se, Rb, Sr, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Te, Cs, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, Pb, and Bi, with chlorine gas to form chlorides of aluminum, titanium or mixtures thereof and chlorides of the element selected from the group consisting of Li, Be, B, Na, Mg, Al, P, S, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Se, Rb, Sr, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Te, Cs, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, Pb, and Bi, at or above the boiling pType: GrantFiled: April 15, 2014Date of Patent: February 16, 2016Assignee: THE CHEMOURS COMPANY TT, LLCInventors: John Davis Bolt, Eugene Michael McCarron, III, Charles David Musick
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Patent number: 9228090Abstract: The disclosure provides a coating composition comprising a treated inorganic particle having reduced photoactivity and improved anti-microbial properties, wherein the treated inorganic particle comprises: an inorganic core particle; a first treatment of a silicon compound, wherein the silicon compound is added in a single step; and a second treatment comprising co-precipitated zinc oxide and alumina.Type: GrantFiled: June 20, 2012Date of Patent: January 5, 2016Assignee: THE CHEMOURS COMPANY TT, LLCInventor: Charles David Musick
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Patent number: 9120074Abstract: The disclosure provides a laminate paper comprising a treated inorganic core particle, in particular treated titanium dioxide (TiO2) particle, having improved dispersability, prepared by a process comprising: (a) heating a slurry comprising porous silica treated inorganic core particle and water at a temperature of at least about 90° C.; and (b) adding a soluble alumina source to the slurry from step (a) while maintaining the pH at about 8.0 to 9.5 to form an alumina treatment on the porous silica treated inorganic core particle; wherein the treated inorganic core particle does not comprise dense silica or alumina treatments, and has silica present in the amount of about 7% to about 14% and alumina present in the amount of about 4.0% to about 8.0%; and wherein the particle to particle surface treatments are substantially homogeneous.Type: GrantFiled: October 11, 2012Date of Patent: September 1, 2015Assignee: THE CHEMOURS COMPANY TT, LLCInventor: Michael Patrick Diebold
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Patent number: 9115470Abstract: The disclosure provides a paper slurry comprising a treated inorganic particle having reduced photoactivity and improved anti-microbial properties, wherein the treated inorganic pigment comprises: an inorganic core particle; a first treatment of a silicon compound, wherein the silicon compound is added in a single step; and a second treatment comprising a co-precipitated zinc oxide and alumina.Type: GrantFiled: June 20, 2012Date of Patent: August 25, 2015Assignee: THE CHEMOURS COMPANY TT, LLCInventors: Charles David Musick, Peter Jernakoff
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Patent number: 9115286Abstract: The disclosure provides a treated inorganic particle, in particular a titanium dioxide particle, having reduced photoactivity, lower acid solubility and improved anti-microbial properties comprising: an inorganic core particle, in particular a titanium dioxide particle; a first treatment of silica, wherein the silica is added in a single step; and a second treatment comprising co-precipitated zinc oxide and alumina. These particles have reduced photoactivity, lower acid solubility and improved anti-microbial properties.Type: GrantFiled: June 20, 2012Date of Patent: August 25, 2015Assignee: THE CHEMOURS COMPANY TT, LLCInventor: Charles David Musick