Patents by Inventor Guodong Zheng
Guodong Zheng 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: 20200131412Abstract: 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: ApplicationFiled: December 27, 2019Publication date: April 30, 2020Inventors: Thomas John Fellinger, Guodong Zheng, Ames Kulprathipanja, Jawed Asrar
-
Patent number: 10633855Abstract: An insulative construction product includes a polyurethane foam core and a mixture of Aerogel and carbon black that is disposed within the polyurethane foam core. The mixture of Aerogel and carbon black includes between 90 and 99 weight percent Aerogel and between 1 and 10 weight percent carbon black. The polyurethane foam core includes between 10 and 90 percent by volume of the of Aerogel and carbon black mixture and the construction product has an R-value of at least 8.0 R/inch.Type: GrantFiled: December 1, 2017Date of Patent: April 28, 2020Assignee: Johns ManvilleInventors: Guodong Zheng, Luke S Weith, Malay Nandi, Lance Wang, Jawed Asrar
-
Publication number: 20200101656Abstract: Molds for forming fiber reinforced insulation and methods of using the molds are described. One exemplary mold may include an upper mold and a lower mold. The upper mold and the lower mold may be coupleable to define a mold cavity for receiving therein a fiber reinforced insulation preform. The upper mold may include a plurality of apertures that may be configured to allow moisture from the fiber reinforced insulation preform to pass through the upper mold while substantially preventing fibers from the fiber reinforced insulation preform from passing through the upper mold such that the fiber reinforced insulation preform dries and cures to form the fiber reinforced insulation product. The plurality of apertures may collectively define an open area of at least 20% of an inner surface area of the upper mold that may contact the fiber reinforced insulation preform.Type: ApplicationFiled: October 2, 2018Publication date: April 2, 2020Inventors: Ralph Michael Fay, Andrew Pfefer, Stanislav Kukatin, Guodong Zheng
-
Publication number: 20200080680Abstract: A fiberglass reinforced aerogel composite may include coarse glass fibers, glass microfibers, aerogel particles, and a binder. The coarse glass fibers may have an average fiber diameter between about 8 ?m and about 20 ?m. The glass microfibers may have an average fiber diameter between about 0.5 ?m and about 3 ?m. The glass microfibers may be homogenously dispersed within the coarse glass fibers. The aerogel particles may be homogenously dispersed within the coarse glass fibers and the glass microfibers. The fiberglass reinforced aerogel composite may include between about 50 wt. % and about 75 wt. % of the aerogel particles. The binder bonds the coarse glass fibers, the glass microfibers, and the aerogel particles together.Type: ApplicationFiled: September 12, 2018Publication date: March 12, 2020Inventors: Ralph Michael Fay, Guodong Zheng, Stanislav Kukatin, Luke S. Weith
-
Publication number: 20200078981Abstract: A method for producing an insulation product may include providing an aqueous solution. The aqueous solution may include coarse glass fibers, glass microfibers, aerogel particles, and a binder. The coarse glass fibers, the glass microfibers, the aerogel particles, and the binder may be uniformly dispersed in the aqueous solution and may form a slurry. The method may further include removing at least a portion of water from the slurry such that the coarse glass fibers, the glass microfibers, the aerogel particles, and the binder may form a wet laid mixture. The method may also include curing the wet laid mixture to cure the binder and bond the coarse glass fibers, the glass microfibers, and the aerogel particles together to form a fiberglass reinforced aerogel composite. The fiberglass reinforced aerogel composite may include between about 50 wt. % and about 75 wt. % of the aerogel particles.Type: ApplicationFiled: September 12, 2018Publication date: March 12, 2020Inventors: Ralph Michael Fay, Guodong Zheng, Stanislav Kukatin, Luke S Weith
-
Patent number: 10563101Abstract: 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: GrantFiled: January 24, 2017Date of Patent: February 18, 2020Assignee: Johns ManvilleInventors: Thomas John Fellinger, Guodong Zheng, Ames Kulprathipanja, Jawed Asrar
-
Publication number: 20200048905Abstract: 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: ApplicationFiled: October 21, 2019Publication date: February 13, 2020Inventors: Guodong Zheng, Luke S. Weith, Malay Nandi, Lance Wang, Jawed Asrar
-
Patent number: 10480189Abstract: 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: GrantFiled: November 6, 2017Date of Patent: November 19, 2019Assignee: Johns ManvilleInventors: Guodong Zheng, Luke S Weith, Malay Nandi, Lance Wang, Jawed Asrar
-
Patent number: 10450752Abstract: Embodiments of the invention provide roofing boards and roofing systems having improved fire resistance properties and methods related to the same. According to one aspect, a roofing system is provided. The roofing system includes roofing panels positioned atop structural support members to form a roof deck. Roofing boards are positioned atop the roof deck and coupled thereto and a roofing membrane is positioned atop the roofing boards and coupled therewith. The roofing boards include a coating of a mineral based material applied to one or more surfaces in an amount between the range of about 0.10 lbs/ft2 and about 0.70 lbs/ft2. The mineral based material coating enables the roofing boards to pass the UL 790 class A tests, such as the burning brand test.Type: GrantFiled: February 27, 2017Date of Patent: October 22, 2019Assignee: Johns ManvilleInventors: Duane Paradis, Guodong Zheng
-
Publication number: 20190169842Abstract: An insulative construction product includes a polyurethane foam core and a mixture of Aerogel and carbon black that is disposed within the polyurethane foam core. The mixture of Aerogel and carbon black includes between 90 and 99 weight percent Aerogel and between 1 and 10 weight percent carbon black. The polyurethane foam core includes between 10 and 90 percent by volume of the of Aerogel and carbon black mixture and the construction product has an R-value of at least 8.0 R/inch.Type: ApplicationFiled: December 1, 2017Publication date: June 6, 2019Inventors: Guodong Zheng, Luke S. Weith, Malay Nandi, Lance Wang, Jawed Asrar
-
Publication number: 20190136514Abstract: Systems and methods for making a waterproofed concrete wall assembly, such as for a basement wall. A form is constructed. At least a first side of the form is made of one or more boards having a polymer foam and a fibrous facer. At least some of the boards have perimeter edges shaped such that some adjacent boards overlap at the shaped perimeter edges. Concrete is poured into the gap between the sides of the form, and is allowed to harden. The other side of the form may be removed, while leaving the boards of the first side of the form in place adjacent the hardened concrete. Some of the concrete is infused into the fibrous facers of at least some of the boards.Type: ApplicationFiled: November 7, 2017Publication date: May 9, 2019Inventors: Diana Fisler, Zebonie Sukle, ChangQing Shen, Guodong Zheng, Duane Paradis, Ralph Michael Fay
-
Publication number: 20190136527Abstract: 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: ApplicationFiled: November 6, 2017Publication date: May 9, 2019Inventors: Guodong Zheng, Luke S Weith, Malay Nandi, Lance Wang, Jawed Asrar
-
Publication number: 20190136515Abstract: Systems and methods for making a waterproofed concrete wall assembly, such as for a basement wall. A waterproof liner is present at the pouring of the concrete of the wall assembly, and has a fibrous layer into which concrete can infuse before hardening. The waterproof liner may include one or more boards including a polymer foam. The boards may line a form used to make the wall assembly, or may make up part of the form.Type: ApplicationFiled: November 7, 2017Publication date: May 9, 2019Inventors: William J. Fredericks, II, Ralph Michael Fay, Diana Fisler, ChangQing Shen, Guodong Zheng, Zebonie Sukle, Dennis A. Kopp
-
Patent number: 10208413Abstract: According to one embodiment, a method of forming a facer includes forming a first layer of nonwoven glass fibers and positioning a second layer of reinforcement fibers atop the first layer of nonwoven glass fibers. The method also includes coating the first layer of nonwoven glass fibers and/or the second layer of reinforcement fibers with a binder composition and pressing the first layer of nonwoven glass fibers and the second layer of reinforcement fibers together between a pair of rollers. The binder composition is then dried to couple the first layer of nonwoven glass fibers and the second layer of reinforcement fibers to form the facer. The first layer of nonwoven glass fibers and/or the second layer of reinforcement fibers are free of a material coating prior to coating of the binder composition.Type: GrantFiled: June 6, 2017Date of Patent: February 19, 2019Assignee: Johns ManvilleInventors: Duane Paradis, Guodong Zheng, Jawed Asrar
-
Patent number: 10167226Abstract: A composition includes glass fibers and a polyether antistatic agent. The polyether antistatic agent has a molecular weight of less than about 2000, or less than about 1000. Exemplary polyether antistatic agents include polyethylene glycol, polypropylene glycol, a glycerol polyether, and combinations thereof. The polyether antistatic agent has a viscosity of less than about 600 cSt at 75° F., or less than about 200 cSt at 75° F. The composition may further include a solvent for the polyether antistatic agent; the solvent may include one or more organic soluble electrolytes, water or a combination thereof. Exemplary organic soluble electrolytes include calcium acetate, lithium acetate, an amine acetate, sodium benzoate, and combinations thereof. The composition may be used in various insulation applications, including in an insulation batt, insulation roll, insulation board, insulation pipe or unbonded glass fiber insulation.Type: GrantFiled: July 18, 2013Date of Patent: January 1, 2019Assignee: Johns ManvilleInventors: Guodong Zheng, Jawed Asrar, Derek Cooper Bristol, Casper Thorning
-
Publication number: 20180370853Abstract: A composition includes glass fibers and a polyether antistatic agent. The polyether antistatic agent has a molecular weight of less than about 2000, or less than about 1000. Exemplary polyether antistatic agents include polyethylene glycol, polypropylene glycol, a glycerol polyether, and combinations thereof. The polyether antistatic agent has a viscosity of less than about 600 cSt at 75° F., or less than about 200 cSt at 75° F. The composition may further include a solvent for the polyether antistatic agent; the solvent may include one or more organic soluble electrolytes, water or a combination thereof. Exemplary organic soluble electrolytes include calcium acetate, lithium acetate, an amine acetate, sodium benzoate, and combinations thereof. The composition may be used in various insulation applications, including in an insulation batt, insulation roll, insulation board, insulation pipe or unbonded glass fiber insulation.Type: ApplicationFiled: August 31, 2018Publication date: December 27, 2018Inventors: Guodong Zheng, Jawed Asrar, Derek Cooper Bristol, Casper Thorning
-
Patent number: 10119020Abstract: Urea-formaldehyde (UF) resin binder compositions modified with a starch are described. The binder compositions may include about 1 wt. % to about 10 wt. % of a starch. In addition, fiber reinforced composites are described. The composites may include organic or inorganic fibers and a polymer matrix formed from a binder composition. The binder composition may include a UF resin and about 1 wt. % to about 10 wt. % of a starch.Type: GrantFiled: November 21, 2011Date of Patent: November 6, 2018Assignee: Johns ManvilleInventors: Guodong Zheng, Mingfu Zhang, Luke Saylor Weith, Jawed Asrar
-
Publication number: 20180208806Abstract: 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: ApplicationFiled: January 24, 2017Publication date: July 26, 2018Inventors: Thomas John Fellinger, Guodong Zheng, Ames Kulprathipanja, Jawed Asrar
-
Publication number: 20170268143Abstract: According to one embodiment, a method of forming a facer includes forming a first layer of nonwoven glass fibers and positioning a second layer of reinforcement fibers atop the first layer of nonwoven glass fibers. The method also includes coating the first layer of nonwoven glass fibers and/or the second layer of reinforcement fibers with a binder composition and pressing the first layer of nonwoven glass fibers and the second layer of reinforcement fibers together between a pair of rollers. The binder composition is then dried to couple the first layer of nonwoven glass fibers and the second layer of reinforcement fibers to form the facer. The first layer of nonwoven glass fibers and/or the second layer of reinforcement fibers are free of a material coating prior to coating of the binder composition.Type: ApplicationFiled: June 6, 2017Publication date: September 21, 2017Inventors: Duane Paradis, Guodong Zheng, Jawed Asrar
-
Patent number: 9758909Abstract: According to one embodiment, a method of forming a facer includes forming a first layer of nonwoven glass fibers and positioning a second layer of reinforcement fibers atop the first layer of nonwoven glass fibers. The method also includes coating the first layer of nonwoven glass fibers and/or the second layer of reinforcement fibers with a binder composition and pressing the first layer of nonwoven glass fibers and the second layer of reinforcement fibers together between a pair of rollers. The binder composition is then dried to couple the first layer of nonwoven glass fibers and the second layer of reinforcement fibers to form the facer. The first layer of nonwoven glass fibers and/or the second layer of reinforcement fibers are free of a material coating prior to coating of the binder composition.Type: GrantFiled: February 11, 2014Date of Patent: September 12, 2017Assignee: Johns ManvilleInventors: Duane Paradis, Guodong Zheng, Jawed Asrar