Patents Assigned to Johns Manville
  • Roofing compositions comprising linear low density polyethylene
    Patent number: 10619037
    Abstract: Provided is a polymer blend composition comprising linear low density polyethylene, a propylene polymer generally having rubber dispersed therein, and a combination of a propylene copolymer and an ethylene copolymer. In one embodiment, there is provided a polymer blend composition comprising 15 to 75 weight percent of a propylene polymer having from 10-60% crystallinity, 30-50 weight percent of a linear low density polyethylene, and a combination of the propylene copolymer and the ethylene copolymer comprising the remainder of the composition.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: April 14, 2020
    Assignee: Johns Manville
    Inventors: Lichih R Peng, Jordan Kortmeyer, Lance Wang, Jawed Asrar
  • Multilayer facer manufacturing system
    Patent number: 10618248
    Abstract: A system for forming a facer includes a hydroformer that receives a first fluid and a second fluid. A first fluid line is configured to deliver the first fluid to a first inlet pipe and a second fluid line configured to deliver the second fluid to a second inlet pipe. The first fluid line includes a first fiber source that stores a first type of fibers and a first thick stock pump that pumps the first type of fibers to the first inlet pipe. The second fluid line includes a second fiber source that stores a second type of fibers and a second thick stock pump that pumps the second fluid to the second inlet pipe. The first fluid and second fluid are simultaneously poured or delivered onto a porous belt or surface to form the facer.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: April 14, 2020
    Assignee: Johns Manville
    Inventors: Souvik Nandi, Glenda B Bennett, Thomas Matthews
  • System and method for fiber reinforced aerogel insulation
    Patent number: 10612717
    Abstract: A fiber reinforced insulation product may include a first layer of fiber reinforced aerogel composite and a second layer of fiber reinforced aerogel composite. The first layer may include entangled fibers, aerogel particles dispersed within the entangled fibers, and a first binder that may form a first binding framework that bonds the entangled fibers and the aerogel particles of the first layer together. The second layer may include entangled fibers, aerogel particles dispersed within the entangled fibers, and a second binder that may form a second binding framework that bonds the entangled fibers and the aerogel particles of the second layer together. The fiber reinforced insulation product may further include a third binder that may form a third binding framework that bonds the first layer and the second layer together. The third binder may be dispersed throughout the first layer and the second layer.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: April 7, 2020
    Assignee: Johns Manville
    Inventors: Ralph Michael Fay, Stanislav Kukatin
  • Self-adhesive membrane for mitigating passive intermodulation
    Patent number: 10615885
    Abstract: Materials and methods for mitigating passive intermodulation. A membrane for reducing passive intermodulation includes a first polymeric layer, a second polymeric layer, and a continuous metal layer encapsulated between the first and second polymeric layers. A self-adhesive radio frequency barrier tape includes a waterproof polymeric top layer, a metal-containing layer adhered by an adhesive layer to the polymeric top layer, a pressure sensitive adhesive layer adhered to the metal-containing layer, and a release liner on a bottom surface of the pressure sensitive adhesive layer. A method of mitigating passive intermodulation includes passing a probe over an area of interest, the probe being sensitive to an intermodulation frequency of interest, and identifying a suspected source of passive intermodulation when the amplitude of the probe output exceeds a threshold at the frequency of interest.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: April 7, 2020
    Assignee: Johns Manville
    Inventors: Thomas Bell, Christopher Griffin, Jacob Heaps, Eric Olson
  • Hybrid coating for roof applications
    Patent number: 10597555
    Abstract: Embodiments may include a coated granule for roofing systems. The coated granule may include an aluminum silicate granule and a coating disposed on the aluminum silicate granule. The coating may include a copolymer and a siloxane-based or a silane-based compound. The copolymer may be a cationic fluorinated (meth)acrylic copolymer. The aluminum silicate granule may have a particle size in a range from 0.2 mm to 2.4 mm. The aluminum silicate granule may have a 65% or greater reflectivity. The coated granule may repel oil and maintain its reflectivity better than with other techniques.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: March 24, 2020
    Assignee: Johns Manville
    Inventors: ChangQing Shen, Joel Hazy, Julian Metz, Lance Wang
  • Coated mat of inorganic fibers, and functional decorative layers, manufactured therefrom, in floor, ceiling and wall coverings
    Patent number: 10589315
    Abstract: A method for manufacturing a mat of inorganic fibres including the manufacture or supply of a mat of inorganic fibres having two major surfaces, which is strengthened with a chemical binder, or by means of a hydrodynamic method, coating of a first major surface of the mat by means of the application of an aqueous solid dispersion on one of the two sides of the mat, drying the coated mat, printing the coated mat by means of rotary printing, digital printing, screen printing, or offset printing on the first major surface of the coating, optional application of a protective layer onto the first major surface, application of a binder, at least partial drying and at least partial crosslinking of the mat to which binder has been applied, and rolling up of the obtained material web, or cutting to size as sheets.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: March 17, 2020
    Assignee: Johns Manville
    Inventors: Michael Ketzer, Klaus Friedrich Gleich, Simone Schneider
  • Multilayer facer
    Patent number: 10569508
    Abstract: A glass facer for a constructions board includes a first non-woven layer of coarse fibers and a second non-woven layer of coarse fibers and microfibers. The glass facer also includes a binder that simultaneously binds or adheres the coarse fibers of the first non-woven layer together, the coarse fibers and the microfibers of the second non-woven layer together, and the first non-woven layer to the second non-woven layer. The first non-woven layer has a porosity and air permeability that enables the first non-woven layer to absorb a material of the construction board when the glass facer is positioned atop the construction board during manufacture of the construction board. The second non-woven layer is configured to block the material of the construction board from passing through the glass facer to an exterior surface of the second non-woven layer so that the material is not externally visible.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: February 25, 2020
    Assignee: Johns Manville
    Inventors: Souvik Nandi, Glenda B Bennett, Thomas Matthews
  • Formaldehyde free binder compositions with urea-aldehyde reaction products
    Patent number: 10570271
    Abstract: Fiber-containing composites are described that contain woven or non-woven fibers, and a cured binder formed from a binder composition that includes (1) a reducing sugar and (2) a crosslinking agent that includes a reaction product of a urea compound and a polycarbonyl compound. Exemplary reaction products for the crosslinking agent may include the reaction product of urea and an ?,?-bicarbonyl compound or an ?,?-bicarbonyl compound. Exemplary fiber-containing composites may include fiberglass insulation.
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: February 25, 2020
    Assignee: Johns Manville
    Inventor: Kiarash Alavi
  • Self-stick insulation and methods
    Patent number: 10563101
    Abstract: A method of using a self-stick insulation. The method includes providing a piece of insulation product with an adhesive coating. The adhesive coating includes polystyrene-maleic anhydride (SMA) and/or polyacrylic acid (PAA); an alcohol amine; and at least one of a polyvinyl alcohol and a starch. The adhesive coating is then activated with liquid water. Once the adhesive coating is active, the insulation product is attached to a surface with the adhesive coating.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: February 18, 2020
    Assignee: Johns Manville
    Inventors: Thomas John Fellinger, Guodong Zheng, Ames Kulprathipanja, Jawed Asrar
  • Catalyst formulations with reduced leachable salts
    Patent number: 10563024
    Abstract: Embodiments of the present technology may include a carbohydrate binder composition. The carbohydrate binder composition may include a carbohydrate, a nitrogen-containing compound, and a catalyst. The catalyst may catalyze a reaction between the carbohydrate and the nitrogen-containing compound. The catalyst may be water soluble in the composition but may become water insoluble after curing the composition.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: February 18, 2020
    Assignee: Johns Manville
    Inventor: Kiarash Alavi
  • Foam insulation with enhanced fire and smoke performance
    Patent number: 10563033
    Abstract: A polyisocyanurate foam insulation product includes polyisocyanurate foam produced from reacting an isocyanate and a polyol blend having a functionality of at least 2.2. The isocyanate and the polyol blend are reacted so that the polyisocyanurate foam has an isocyanate index equivalent with or greater than 300. The polyisocyanurate foam includes a fire retardant and includes between 0.02 and 0.45 weight percent of a zinc salt compound. The foam insulation board exhibits a flame spread of no greater than 25 and a smoke index of no greater than 50 when exposed to flame conditions in accordance with an ASTM E-84 test.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: February 18, 2020
    Assignee: Johns Manville
    Inventors: Malay Nandi, Lance Wang, Jawed Asrar
  • Reduced salt precipitation in carbohydrate containing binder compositions
    Patent number: 10544325
    Abstract: Aqueous binder compositions with reduced rates of salt precipitation are described. The compositions may include a carbohydrate and a sequestrant for sequestering one or more multivalent ions (e.g., Ca2+, Mg2+, Ba2+, Al3+, Fe2+, Fe3+, etc.). The sequestrant reduces a precipitation rate for the multivalent ions from the aqueous binder composition. Methods of reducing salt precipitation from a binder composition are also described. The methods may include the steps of providing an aqueous binder solution having one or more carbohydrates. They may also include adding a sequestrant for one or more multivalent ions to the aqueous binder solution. The sequestrant reduces a precipitation rate for the multivalent ions from the binder composition.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: January 28, 2020
    Assignee: Johns Manville
    Inventors: Kiarash Alavi, Philip Francis Miele, Uranchimeg Lester, Jawed Asrar
  • INSULATION PACKAGING SYSTEM
    Publication number: 20200024017
    Abstract: The present disclosure is directed to an insulation packaging system. The insulation packaging system includes a plurality of insulation packages with first ends and second ends. The plurality of insulation packages defining an axis. A first film wraps around the axis to compress and couple the plurality of insulation packages together, while a second film wraps around the first and second ends of the plurality of insulation packages. The first and second films are different films.
    Type: Application
    Filed: July 19, 2018
    Publication date: January 23, 2020
    Applicant: JOHNS MANVILLE
    Inventors: Mark Alan Granger, Bradley Ray Lockwood
  • Foam insulation with improved low temperature properties
    Patent number: 10525663
    Abstract: A polyisocyanurate foam insulation product is produced from an isocyanate component, a polyol-containing component, and a blowing agent. The polyol-containing component comprises one or more polyols, a fire retardant, and one or more surfactants, and the polyisocyanurate foam insulation product has an R-value per inch of at least 5.7 when measured at 40° F. In some formulations, the polylol-containing component may include a fire retardant, a metallo-organic compound, or combinations thereof. The cell size of the foam may be less than 120 microns. The polyol-containing component may include a mixture of polyols having different functionalities.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: January 7, 2020
    Assignee: Johns Manville
    Inventors: Malay Nandi, Lance Wang, Jawed Asrar
  • Continuous wall assemblies and methods
    Patent number: 10513847
    Abstract: According to one embodiment, an insulated structure includes a frame comprising a plurality of wall studs coupled together and a plurality of foam boards attached to the frame to form a continuous insulative wall. A plurality of fasteners attaches the foam boards to the frame. Each fastener includes an elongate shaft and a cap. The elongate shaft is configured to penetrate through a foam board and into a wall stud to couple the components together. The cap is configured to be positioned atop a foam board to distribute a load relatively evenly to the foam board. A sealing tape is applied across seams between adjacent foam boards and over the fasteners' caps to seal the wall. A sealing caulk is applied to secondary fasteners and penetrations to seal the wall. In some embodiments, the structure has a fastener density of about 1 fastener per 243 in2 of foam board.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: December 24, 2019
    Assignee: Johns Manville
    Inventors: Kathryn Fink Miks, Ralph Michael Fay, Thomas S Calzavara, Francis John Babineau, Jr.
  • High temperature calcium silicate insulation
    Patent number: 10494304
    Abstract: A calcium silicate insulation product includes a calcium silicate hydrate matrix that is predominantly but not substantially all xonotlite, for example 51-90 weight percent xonotlite and 10-49 weight percent tobermorite. The insulation product also contains wollastonite, and may include fines of lime and silica and reinforcing carbon fibers. A method of producing the insulation product includes providing the components of the insulation as dry solids, blending the dry solids with water to form a slurry, filter pressing the slurry to form a pressed shape, and curing the pressed shape under steam pressure only until the desired proportions of xonotlite and tobermorite are achieved in the calcium silicate hydrate matrix.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: December 3, 2019
    Assignee: Johns Manville
    Inventors: Ames Kulprathipanja, Rick Lee Dolin, Noel Camp
  • Fiber-containing mats with additives for improved performance of lead acid batteries
    Patent number: 10483597
    Abstract: Fiber-containing mats for lead acid batteries are described. The mats may include a plurality of fibers, a binder holding the plurality of fibers together, and one or more additives incorporated into the mat, where the additives may include one or more compounds selected from benzyl benzoate and a glycol ester. Additional fiber-containing mats include a plurality of woven or non-woven fibers and the one or more additives. The fiber-containing mats having the one or more additives may be used in lead-acid batteries that include a positive and negative electrode, a separator, and one or more pasting mats.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: November 19, 2019
    Assignee: Johns Manville
    Inventor: Zhihua Guo
  • Aerogel containing construction board
    Patent number: 10480189
    Abstract: A construction product described herein includes a fiber core that includes a plurality of entangled glass fibers. The fiber core also includes a binder that bonds the plurality of entangled glass fibers together and an Aerogel material that is homogenously or uniformly disposed within the fiber core. In some instances, the fiber core includes between 40 and 80 weight percent of the Aerogel material. The construction product has an R-value of at least 6.5 per inch, a flame spread index of no greater than 5, and a smoke development index of no greater than 20 as measured according to the ASTM E-84 tunnel test.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: November 19, 2019
    Assignee: Johns Manville
    Inventors: Guodong Zheng, Luke S Weith, Malay Nandi, Lance Wang, Jawed Asrar
  • Systems and methods for glass manufacturing
    Patent number: 10472268
    Abstract: Submerged combustion systems and methods of use to produce glass. One system includes a submerged combustion melter having a roof, a floor, a wall structure connecting the roof and floor, and an outlet, the melter producing an initial foamy molten glass. One or more non-submerged auxiliary burners are positioned in the roof and/or wall structure and configured to deliver combustion products to impact at least a portion of the bubbles with sufficient force and/or heat to burst at least some of the bubbles and form a reduced foam molten glass.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: November 12, 2019
    Assignee: Johns Manville
    Inventors: Mark William Charbonneau, Aaron Morgan Huber, Jeffrey M Shock, Harley Allen Borders
  • Binder-consolidated textile fabrics and methods of their manufacture and use
    Patent number: 10472546
    Abstract: Textile fabrics consolidated with a binder that is made from a binder system are described. The binder system may include: a) 30% or less by dry weight of at least one polymer based on polyvinyl alcohol; b) 70% or more by dry weight of at least one starch, wherein the at least one starch comprises 50% by weight or more of one or more natural starches based on the total weight of the at least one starch; c) 0 to 10% by dry weight of at least one crosslinker; d) 0 to 10% by dry weight of at least one filler; and e) 0 to 10% by dry weight of at least one additive, wherein a sum of components a) through e) is 100% by dry weight of the binder system. Method of making the textile fabrics consolidated with binders made from the binder systems are also described.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: November 12, 2019
    Assignee: Johns Manville
    Inventors: Werner Groh, Agnes Frick