Patents by Inventor Peter D. Condo

Peter D. Condo 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).

  • Patent number: 8592496
    Abstract: Methods of forming hybrid aerogels are described. The methods include forming a hybrid aerogel from a metal oxide precursor and a branched telechelic copolymer, e.g., co-hydrolyzing and co-condensing the metal oxide precursor and the branched telechelic copolymer. Aerogels and aerogel articles, including hydrophobic aerogels and hydrophobic aerogel articles are also described.
    Type: Grant
    Filed: December 1, 2009
    Date of Patent: November 26, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Jung-Sheng Wu, Jayshree Seth, Michael D. Determan, Peter D. Condo, Lian Soon Tan, Neeraj Sharma
  • Publication number: 20130253139
    Abstract: Nanoparticle compositions including calcite and a surface-modifying agent bonded to the calcite are described. The surface-modifying agent includes a binding group bonded to the calcite and a compatiblizing segment. The compatiblizing segment includes at least one of a polyethylene oxide, a polypropylene oxide, a polyester, a polyamide, or a combination thereof. The composition includes less than 2 wt. % solvents and/or resins. Methods of preparing nanoparticle compositions are also described.
    Type: Application
    Filed: December 12, 2011
    Publication date: September 26, 2013
    Applicant: eM Innovative Properties Company
    Inventors: Peter D. Condo, William J. Schultz, Chad A. Haraldson, Jung-Sheng Wu
  • Patent number: 8394977
    Abstract: A method for the preparation of functionalized particles includes providing a feedstock that includes particles, a surface treatment agent reactive with the particles and solvent. The feedstock is direct through a continuous hydrothermal reactor maintained at a temperature sufficient to react the particles with the surface treatment agents to thereby provide functionalized particles. The method of the invention is capable of providing the functionalized particles in less than about 4 hours.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: March 12, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Grant F. Tiefenbruck, Matthew N. Archibald, James M. Nelson, Wendy L. Thompson, William J. Schultz, Peter D. Condo, Brant U. Kolb, Jimmie R. Baran, Jr.
  • Publication number: 20120244338
    Abstract: Compositions comprising surface-modified nanocalcite particles dispersed in a curable resin system comprising a vinyl ester, and coatings and fibrous composites incorporating such compositions are described. The surface-modifying agents include a binding group ionically associated with the calcite and a compatiblizing segment, compatible with the curable resin. The surface-modifying agent may also include a reactive group capable of reacting with the curable resin system. Methods of preparing nanocalcite composites and coating a fibrous composites prepared from such nanocalcite composites are also described.
    Type: Application
    Filed: December 13, 2010
    Publication date: September 27, 2012
    Inventors: William J. Schultz, Peter D. Condo, Emily S. Goenner, Chad A. Haraldson
  • Publication number: 20120245253
    Abstract: Compositions comprising surface-modified calcite nanoparticles dispersed in a curable resin and to coatings and fibrous composites incorporating such compositions are described. The nanocalcite particles have a high magnesium to calcium surface concentration ratio. The surface-modifying agents include a binding group ionically associated with the nanoparticles, and a compatiblizing segment compatible with the curable resin. The surface-modifying agent may also include a reactive group capable of reacting with the curable resin. Methods of preparing nanocalcite composites, and coatings and fibrous composites prepared from such nanocalcite composites are also described.
    Type: Application
    Filed: December 17, 2009
    Publication date: September 27, 2012
    Inventors: William J. Schultz, Mary I. Buckett, Peter D. Condo, Douglas P. Goetz, Chad A. Haraldson, Mark McCormick, Wendy L. Thompson, Steven J. Pachuta
  • Publication number: 20120214948
    Abstract: Methods of compounding nanoparticles with a resin, e.g., a curable resin and one or more surface modifying agents are described. The methods use wet milling technology, including both continuous and batch milling processes, and can be used to functionalize the nanoparticles and disperse the functionalized nanoparticles into the resin system in a single process. Methods of compounding curable resin systems containing reactive diluents are also disclosed.
    Type: Application
    Filed: October 21, 2010
    Publication date: August 23, 2012
    Inventors: Peter D. Condo, Jung-Sheng Wu, Chad A. Haraldson, William J. Schultz, Emily S. Goenner, James E. Thorson, Wendy L. Thompson
  • Publication number: 20110245359
    Abstract: Methods of preparing hybrid aerogels are described. The methods include co-condensing a metal oxide precursor and an organo-functional metal oxide precursor, and crosslinking the organo-functional groups with an ethylenically-unsaturated crosslink agent. Thermal energy and actinic radiation crosslinking are described. Both supercritical aerogel and xerogels, including hydrophobic supercritical aerogel and xerogels, are described. Aerogel articles, including flexible aerogel articles are also disclosed.
    Type: Application
    Filed: December 1, 2009
    Publication date: October 6, 2011
    Inventors: Peter D. Condo, Jayshree Seth, Jung-Sheng Wu, Neeraj Sharma, Lian Soon Tan
  • Publication number: 20110240907
    Abstract: Methods of making hydrophobic aerogels are described. Disclosed methods include forming a surface-modified metal oxide aerogel precursor from a sol comprising a solvent, a metal oxide precursor, and a hydrophobic surface modifying agent. The resulting modified precursor can be dried to from hydrophobic aerogels. Methods of forming the surface-modified metal oxide aerogel precursor include hydrolyzing the metal oxide precursor and co-condensing the hydrolyzed metal oxide precursor and the hydrophobic surface modifying agent. Hydrophobic aerogels and hydrophobic aerogel articles are also disclosed.
    Type: Application
    Filed: December 1, 2009
    Publication date: October 6, 2011
    Inventors: Neeraj Sharma, Jayshree Seth, Lian Soon Tan, Peter D. Condo, Jung-Sheng Wu, Bryan C. Feisel
  • Publication number: 20110237692
    Abstract: Methods of forming hybrid aerogels are described. The methods include forming a hybrid aerogel from a metal oxide precursor and a branched telechelic copolymer, e.g., co-hydrolyzing and co-condensing the metal oxide precursor and the branched telechelic copolymer. Aerogels and aerogel articles, including hydrophobic aerogels and hydrophobic aerogel articles are also described.
    Type: Application
    Filed: December 1, 2009
    Publication date: September 29, 2011
    Inventors: Jung-Sheng Wu, Jayshree Seth, Michael D. Determan, Peter D. Condo, Lian Soon Tan, Neeraj Sharma
  • Publication number: 20110021797
    Abstract: A method for the preparation of functionalized particles includes providing a feedstock that includes particles, a surface treatment agent reactive with the particles and solvent. The feedstock is direct through a continuous hydrothermal reactor maintained at a temperature sufficient to react the particles with the surface treatment agents to thereby provide functionalized particles. The method of the invention is capable of providing the functionalized particles in less than about 4 hours.
    Type: Application
    Filed: March 26, 2009
    Publication date: January 27, 2011
    Inventors: Grant F. Tiefenbruck, Matthew N. Archibald, James M. Nelson, Wendy L. Thompson, William J. Schultz, Peter D. Condo, Brant U. Kolb, Jimmie R. Baran, JR.
  • Publication number: 20100316852
    Abstract: Solar control films containing a visible light-transmissive flexible support, a first nucleating oxide seed layer, a first metal layer, an organic spacing layer, a second nucleating oxide seed layer, a second metal layer and a polymeric protective layer. The thicknesses of the metal layers and spacing layer are such that the films are visible light-transmissive and infrared-reflective. The films have high visible light transmittance, high Reflected Energy and low Total Solar Heat Transmission.
    Type: Application
    Filed: December 16, 2008
    Publication date: December 16, 2010
    Inventors: Peter D. Condo, Janet R. Kirkman, Clark I. Bright, Walter Stoss
  • Patent number: 7261950
    Abstract: Electrically conductive films comprising a flexible support, an extensible metal or metal alloy layer, and a crosslinked polymeric protective layer have at least one permanently deformed curved region. The films can be light transmissive and can have regions of compound curvature, and the metal or metal alloy layer can be substantially continuous. The films have reduced susceptibility to fracture or corrosion compared to commercially available electromagnetic interference (EMI) shielding films.
    Type: Grant
    Filed: August 15, 2003
    Date of Patent: August 28, 2007
    Assignee: 3M Innovative Properties Company
    Inventors: Robert J. Fleming, Peter D. Condo, Edward J. Anderson, Clark I. Bright
  • Patent number: 7141297
    Abstract: Optical bodies, comprising: a plurality of first optical layers comprising a first polymer composition that comprises (i) a polyester portion having terephthalate comonomer units and ethylene glycol comonomer units; and (ii) a second portion corresponding to a polymer having a glass transition temperature of at least about 130° C.; and a plurality of second optical layers disposed in a repeating sequence with the plurality of first optical layers. Also disclosed are optical bodies comprising: (a) a plurality of first optical layers, each first optical layer being oriented; and (b) a plurality of second optical layers, disposed in a repeating sequence with the plurality of first optical layers, comprising a blend of polymethylmethacrylate and polyvinylidene fluoride. Methods of making the above-described optical bodies, and articles employing such optical bodies are also provided.
    Type: Grant
    Filed: March 24, 2005
    Date of Patent: November 28, 2006
    Assignee: 3M Innovative Properties Company
    Inventors: Peter D. Condo, Timothy J. Hebrink, John A. Wheatley, Andrew J. Ouderkirk, Andrew T. Ruff, Yaoqi J. Liu, Milton H. Andrus, Jr.
  • Patent number: 6926410
    Abstract: The present invention provides a unique polarizing beam splitter (PBS) that is suitable for use in projection systems and displays. The PBS contains at least one prism having at least one major surface and having a refractive index of at least about 1.6 and a birefringent film disposed on the major surface of the prism. The birefringent film is a multi-layer film having at layers of at least a first material and a second material. After uniaxial stretching, the film exhibits a refractive index difference of less than about 0.15 units in the stretched direction.
    Type: Grant
    Filed: August 8, 2003
    Date of Patent: August 9, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: Michael F. Weber, Charles L. Bruzzone, Peter D. Condo, Kevin M. Hamer, Timothy J. Hebrink, William W. Merrill
  • Patent number: 6888677
    Abstract: Optical bodies, comprising: a plurality of first optical layers comprising a first polymer composition that comprises (i) a polyester portion having terephthalate comonomer units and ethylene glycol comonomer units, and (ii) a second portion corresponding to a polymer having a glass transition temperature of at least about 130° C.; and a plurality of second optical layers disposed in a repeating sequence with the plurality of first optical layers. Also disclosed are optical bodies comprising: (a) a plurality of first optical layers, each first optical layer being oriented; and (b) a plurality of second optical layers, disposed in a repeating sequence with the plurality of first optical layers, comprising a blend of polymethylmethacrylate and polyvinylidene fluoride. Methods of making the above-described optical bodies, and articles employing such optical bodies are also provided.
    Type: Grant
    Filed: October 17, 2003
    Date of Patent: May 3, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: Peter D. Condo, Timothy J. Hebrink, John A. Wheatley, Andrew J. Ouderkirk, Andrew T. Ruff, Yaoqi J. Liu, Milton H. Andrus, Jr.
  • Patent number: 6744561
    Abstract: Optical bodies, comprising: a plurality of first optical layers comprising a first polymer composition that comprises (i) a polyester portion having terephthalate comonomer units and ethylene glycol comonomer units, and (ii) a second portion corresponding to a polymer having a glass transition temperature of at least about 130° C.; and a plurality of second optical layers disposed in a repeating sequence with the plurality of first optical layers. Also disclosed are optical bodies comprising: (a) a plurality of first optical layers, each first optical layer being oriented; and (b) a plurality of second optical layers, disposed in a repeating sequence with the plurality of first optical layers, comprising a blend of polymethylmethacrylate and polyvinylidene fluoride. Methods of making the above-described optical bodies, and articles employing such optical bodies are also provided.
    Type: Grant
    Filed: August 9, 2002
    Date of Patent: June 1, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Peter D. Condo, Timothy J. Hebrink, John A. Wheatley, Andrew J. Ouderkirk, Andrew T. Ruff, Yaoqi J. Liu, Milton H. Andrus, Jr.
  • Publication number: 20040085642
    Abstract: Optical bodies, comprising: a plurality of first optical layers comprising a first polymer composition that comprises (i) a polyester portion having terephthalate comonomer units and ethylene glycol comonomer units, and
    Type: Application
    Filed: October 17, 2003
    Publication date: May 6, 2004
    Inventors: Peter D. Condo, Timothy J. Hebrink, John A. Wheatley, Andrew J. Ouderkirk, Andrew T. Ruff, Yaoqi J. Liu, Milton H. Andrus
  • Patent number: 6673275
    Abstract: An improved optical film having a continuous/disperse phase morphology and a method for making the same is provided. At least one of the continuous and disperse phases comprises a blend of homopolymers which are inter-reacted, as by transesterification. The resulting films exhibit a higher degree of birefringence for a given level of strain than analogous films in which the blend is replaced by a random copolymer.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: January 6, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Richard C. Allen, Susan L. Kent, Ronald J. Tabar, Elisa M. Cross, William Ward Merrill, Stephen A. Johnson, Peter D. Condo, Timothy J. Hebrink, Joseph A. Gangi
  • Patent number: 6654170
    Abstract: An improved optical film having a continuous/disperse phase morphology and a method for making the same is provided. At least one of the continuous and disperse phases comprises a blend of homopolymers which are inter-reacted, as by transesterification. The resulting films exhibit a higher degree of birefringence for a given level of strain than analogous films in which the blend is replaced by a random copolymer.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: November 25, 2003
    Assignee: 3M Innovative Properties Company
    Inventors: William Ward Merrill, Susan L. Kent, Ronald J. Tabar, Richard C. Allen, Elisa M. Cross, Stephen A. Johnson, Peter D. Condo, Timothy J. Hebrink, Joseph A. Gangi
  • Patent number: 6627300
    Abstract: An improved optical film having a continuous/disperse phase morphology and a method for making the same is provided. At least one of the continuous and disperse phases comprises a blend of homopolymers which are inter-reacted, as by transesterification. The resulting films exhibit a higher degree of birefringence for a given level of strain than analogous films in which the blend is replaced by a random copolymer.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: September 30, 2003
    Assignee: 3M Innovative Properties Company
    Inventors: Susan L. Kent, Ronald J. Tabar, Richard C. Allen, Elisa M. Cross, William Ward Merrill, Stephen A. Johnson, Peter D. Condo, Timothy J. Hebrink, Joseph A. Gangi