Patents by Inventor James Cella
James Cella 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).
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Publication number: 20240010786Abstract: Disclosed is a polyol composition comprising: (a) at least one monomeric polyol comprising three or more hydroxyl groups; (b) at least one higher polyol comprising three or more hydroxyl groups; and (c) at least one polyhydroxylated aromatic compound; wherein the at least one higher polyol comprises residues of either or both of the at least one monomeric polyol and the polyhydroxylated aromatic compound linked by one or more carbonate groups, oxygen ether groups, or a combination thereof, and wherein the polyol composition has a viscosity of less than 5000 cps at 150 degrees Fahrenheit. The at least one monomeric polyol and at least one higher polyol may have any structures affording polyol compositions and polyurethane compositions having the requisite physical characteristics in terms of polyol composition viscosity and polyurethane heat resistance, strength and flexural modulus.Type: ApplicationFiled: October 21, 2019Publication date: January 11, 2024Inventors: Andrew John Tennant, James Henry Blumsom, Gary Jialanella, Jason Carter, James A. Cella, James M. Silva
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Publication number: 20210363290Abstract: Disclosed is a polyol composition comprising: (a) at least one monomeric polyol comprising three or more hydroxyl groups; (b) at least one higher polyol comprising three or more hydroxyl groups; and (c) at least one polyhydroxylated aromatic compound; wherein the at least one higher polyol comprises residues of either or both of the at least one monomeric polyol and the polyhydroxylated aromatic compound linked by one or more carbonate groups, oxygen ether groups, or a combination thereof, and wherein the polyol composition has a viscosity of less than 5000 cps at 150 degrees Fahrenheit. The at least one monomeric polyol and at least one higher polyol may have any structures affording polyol compositions and polyurethane compositions having the requisite physical characteristics in terms of polyol composition viscosity and polyurethane heat resistance, strength and flexural modulus.Type: ApplicationFiled: October 21, 2019Publication date: November 25, 2021Inventors: Andrew John Tennant, James Henry Blumsom, Gary Jialanella, Jason Carter, James A. Cella, James M. Silva
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Patent number: 11078325Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: GrantFiled: August 20, 2018Date of Patent: August 3, 2021Assignee: Presidium USA, IncInventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Patent number: 11072679Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: GrantFiled: August 20, 2018Date of Patent: July 27, 2021Assignee: Presidium USA, IncInventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Patent number: 11072680Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: GrantFiled: August 20, 2018Date of Patent: July 27, 2021Assignee: Presidium USA, Inc.Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Patent number: 11066512Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: GrantFiled: August 20, 2018Date of Patent: July 20, 2021Assignee: Presidium USA, Inc.Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Patent number: 11066511Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: GrantFiled: August 20, 2018Date of Patent: July 20, 2021Assignee: Presidium USA, Inc.Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Publication number: 20190241699Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: ApplicationFiled: August 20, 2018Publication date: August 8, 2019Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Publication number: 20190055345Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: ApplicationFiled: August 20, 2018Publication date: February 21, 2019Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Publication number: 20190055346Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: ApplicationFiled: August 20, 2018Publication date: February 21, 2019Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Publication number: 20190040184Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: ApplicationFiled: August 20, 2018Publication date: February 7, 2019Inventors: James Henry Blumson, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Publication number: 20180355097Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: ApplicationFiled: August 20, 2018Publication date: December 13, 2018Inventors: James Henry Blumson, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Patent number: 10053533Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.Type: GrantFiled: May 8, 2017Date of Patent: August 21, 2018Assignee: Presidium USA, Inc.Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
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Publication number: 20080097040Abstract: In various embodiments the present invention comprises 2,4,6-trisubstituted-1,3,5-triazine capping agents comprising one, two, or three leaving groups as substituents with any remaining substituents being essentially inert to reaction with a nucleophilic group on a polymer or monomer, or reactive with a nucleophilic group on a polymer or monomer at a slower rate than any leaving group. The invention also comprises polymers or monomers with nucleophilic groups capped with a triazine moiety. Still other embodiments of the invention comprise processes for capping nucleophilic groups in a polymer or monomer which comprises combining and reacting the polymer or monomer with a triazine-comprising capping agent.Type: ApplicationFiled: June 21, 2007Publication date: April 24, 2008Applicant: GENERAL ELECTRIC COMPANYInventors: Sterling Brown, Hans Brack, James Cella, Dennis Karlik
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Publication number: 20080001140Abstract: The present invention provides an optoelectronic device comprising a light emitting semiconductor and an encapsulant. The encapsulant is made from an encapsulant formulation comprising an epoxy compound and a silicone anhydride such as Formula (D-1) compound. The present invention also provides a method of preparing such optoelectronic device.Type: ApplicationFiled: June 28, 2006Publication date: January 3, 2008Inventors: Daborah Ann Haitko, James A. Cella
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Publication number: 20070225464Abstract: Optoelectronic devices include polysiloxanes derived from hydrosilation of an organometallic compound of formula L2MZ, wherein L and Z are independently bidentate ligands; at least one of L and Z comprises alkenyl, alkenylaryl, alkenyloxy, alkenyloxyaryl, alkynyl, alkynylaryl, alkynyloxy, alkynyloxyaryl, substituted alkenyl, substituted alkenylaryl, substituted alkenyloxy, substituted alkenyloxyaryl, substituted alkynyl, substituted alkynylaryl, substituted alkynyloxy, substituted alkynyloxyaryl, acrylate, methacrylate, or a combination thereof; and M is Zr, Nb, Mo, Tc, Ru, Rh, Pd, Ag, Cd, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Ga, Ge, In, Sn, Sb, Tl, Pd, Bi, Po, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, or Lu.Type: ApplicationFiled: May 14, 2007Publication date: September 27, 2007Applicant: GENERAL ELECTRIC COMPANYInventors: Larry Lewis, Kelly Chichak, James Cella, Joseph Shiang
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Publication number: 20070215865Abstract: Described herein is an organic opto-electronic device comprising a cathode comprising at least one zero-valent metal; an anode; an opto-electronically active organic material; wherein said cathode is in contact with at least one organic phosphonium salt. In certain embodiments, the organic phosphonium salt has structure (I) wherein R1-R4 are independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 cycloaliphatic radical, or a C3-C20 aromatic radical is disclosed and wherein X? is selected from the group consisting of monovalent inorganic anions, monovalent organic anions, polyvalent inorganic anions, polyvalent organic anions, and mixtures thereof.Type: ApplicationFiled: March 20, 2006Publication date: September 20, 2007Applicant: General Electric CompanyInventors: Jie Liu, James Cella, Larry Lewis, Anil Duggal, James Spivack, Qing Ye
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Publication number: 20070215879Abstract: Described herein is an organic opto-electronic device comprising a cathode comprising at least one zero-valent metal; an anode; an opto-electronically active organic material; wherein said cathode is in contact with at least one organic ammonium salt. In certain embodiments, the organic ammonium salt has structure (I) wherein R1-R4 are independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 cycloaliphatic radical, or a C3-C20 aromatic radical is disclosed and wherein X+ is selected from the group consisting of monovalent inorganic anions, monovalent organic anions, polyvalent inorganic anions, polyvalent organic anions, and mixtures thereof.Type: ApplicationFiled: March 20, 2006Publication date: September 20, 2007Applicant: General Electric CompanyInventors: Jie Liu, James Cella, Larry Lewis, Anil Duggal, James Spivack, Qing Ye
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Publication number: 20070128465Abstract: Described herein is a transparent electrode comprising at least one optically transparent electrically conductive layer; and at least one optically transparent intermediate layer, wherein said optically transparent conductive layer is in contact with said optically intermediate layer, and wherein said optically transparent conductive layer and said optically transparent intermediate layer together transmit at least 50 percent of incident light having a wavelength in a range between about 200 and about 1200 nanometers, said optically transparent conductive layer having a bulk conductivity at least 100 Siemens per centimeter (S/cm), said optically transparent intermediate layer being comprised of a material having a bulk electrical conductivity at room temperature less than 10?12 Siemens per centimeter and a band gap of 3.5 eV. Described herein are also methods for forming a transparent electrode, and transparent electronic devices comprising at least one transparent electrode.Type: ApplicationFiled: December 5, 2005Publication date: June 7, 2007Applicant: General Electric CompanyInventors: Jie Liu, James Cella, Min Yan, Anil Duggal, Gautam Parthasarathy, Svetlana Rogojevic, Michael Herzog
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Publication number: 20060293421Abstract: A method for manufacturing an embossed surface including a polymer composition having reactive moieties and a first glass transition temperature Tg1. The method includes embossing the surface a temperature Temb; and raising the first glass transition temperature Tg1 of the embossed polymeric surface to a second glass transition temperature Tg2 such that Tg2>Temb. In another embodiment, a method for improving the release of a polymeric surface from an embossing tool includes incorporating one or more of fluorine atoms, silicon atoms, or siloxane segments into the backbone of polymer. The methods are particular suited for direct patterning of photoresists, fabrication of interdigitated electrodes, and fabrication of data storage media.Type: ApplicationFiled: January 18, 2005Publication date: December 28, 2006Inventors: John Reitz, Thomas Gorczyca, James Cella