Patents Assigned to Saint-Gobain Performance Plastics Corporation
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Patent number: 11566710Abstract: A seal assembly comprising: a housing defining a groove; a seal disposed in the groove of the housing; and a coupling element adapted to restrict relative movement between the housing and the seal.Type: GrantFiled: March 25, 2020Date of Patent: January 31, 2023Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Peter Aerts, Benny Proost, Jan Kustermans, Wim Vandenheuvel, Marcus Grossmann
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Patent number: 11549035Abstract: The present disclosure relates to a dielectric substrate that may include a polymer based core film, and a fluoropolymer based adhesive layer. The polymer based core film may include a resin matrix component, and a ceramic filler component. The ceramic filler component may include a first filler material. The particle size distribution of the first filler material may have a D10 of at least about 1.0 microns and not greater than about 1.7, a D50 of at least about 1.0 microns and not greater than about 3.5 microns, and a D90 of at least about 2.7 microns and not greater than about 6 microns.Type: GrantFiled: December 9, 2021Date of Patent: January 10, 2023Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jennifer Adamchuk, Dale Thomas, Meghann White, Sethumadhavan Ravichandran, Gerard T. Buss
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Patent number: 11529641Abstract: A cap assembly for closing an opening in a vessel may include a stopper and a rigid cap adapted to fit over the stopper and onto a vessel. The stopper may include a polymer body adapted to fit an opening of the vessel and a tubular portion defining an internal passageway extending through the polymer body. The rigid cap may include a pressure based locking mechanism adapted to engage the vessel under a unidirectional force and a tamper evident feature.Type: GrantFiled: December 20, 2018Date of Patent: December 20, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Mitchell L. Snyder, Jason Osentoski, Gerald Mark Pennington
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Patent number: 11511527Abstract: The present disclosure relates to a multilayer composite that may include a first porous layer, and a first barrier layer overlying the first porous layer. The first barrier layer may include a polyaramid material, a polyimide material, or any combination thereof. The multilayer composite may have a flame resistance rating of at least about 180° C. and a 50% strain compression rating of not greater than about 600 kPa.Type: GrantFiled: April 12, 2021Date of Patent: November 29, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Arthur L. Adam, Jr., Fei Wang, Alessandro Barile, Jia Liu, Chuanping Li, Nicholas David Orf, Rachel Brown, Dino Manfredi
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Patent number: 11512229Abstract: A polyurethane foam may include an isocyanate polymer component and a polyol component. The polyol component may include a polyol having a molecular weight of at least about 500 kg/mol and not greater than about 6000 kg/mol. The polyurethane foam may have an elongation of at least about 500%. The polyurethane foam may further have a density of at least about 250 g/L and a tensile strength of not greater than about 1000 kPa.Type: GrantFiled: December 12, 2019Date of Patent: November 29, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Qing Diao, Yue Dong, Russell S. Cook, James N. Gordon
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Patent number: 11506318Abstract: A dual containment fitting may include a primary tubing, a secondary tubing, and a dual containment body. The secondary tubing may surround and be concentric with a first portion of the primary tubing forming a first leak containment space between the primary tubing and the secondary tubing. The dual containment body may include a flare fitting portion and a primary containment nut portion. The flare fitting portion may surround and be concentric with the primary tubing forming a second leak containment space between the primary tubing and the flare fitting portion. The primary containment nut portion may surround and be concentric with the flared end of the primary tubing forming a third leak containment space between the primary tubing and the primary containment nut portion. The primary containment nut portion may include at least one leak passage hole connecting the third leak containment space with the second leak containment space.Type: GrantFiled: December 18, 2018Date of Patent: November 22, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Hy B. Nguyen, Thuan An T. Dinh, Mario Fregoso, Ankit Soni
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Patent number: 11492504Abstract: The present disclosure relates generally to photocurable compositions and methods for continuously forming a three-dimensional body from these compositions. More particularly, the present disclosure relates to photocurable compositions comprising a mixture of polysiloxanes capable of being dually cured, i.e., first by UV radiation followed by thermal treatment, or being cured by UV radiation. In one aspect, the disclosure provides a photocurable composition, including: a first polysiloxane comprising at least two acrylate or methacrylate groups per molecule; a second polysiloxane containing at least one (e.g., at least two) Si—H group per molecule; a third polysiloxane containing at least one (e.g., at least two) reactive aliphatic ethylene group per molecule; a free radical photoinitiator in an amount of about 0.01 to about 10 weight % based on the total weight of (meth)acrylate-containing polysiloxane in the composition; and a hydrosilylation catalyst in an amount of about 0.Type: GrantFiled: September 26, 2018Date of Patent: November 8, 2022Assignee: Saint-Gobain Performance Plastics CorporationInventors: Lian Wang, Qiaoxi Li, Jianfeng Zhang, Xipeng Liu, Taoran Hui
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Patent number: 11465395Abstract: A multilayer flexible tube includes an inner layer including a melt processable fluoropolymer, wherein the melt processable fluoropolymer includes a terpolymer including a tetrafluoroethylene, a hexafluoropropylene, and a vinylidene fluoride (THV); a tie layer including a polymeric blend of a terpolymer including a tetrafluoroethylene, a hexafluoropropylene, and a vinylidene fluoride (THV) with a poly vinylidene fluoride (PVDF), a polyamide, a polyetheramide block copolymer, or combination thereof; and an outer layer including a melt processable polymer having a shore hardness less than a shore hardness of the inner layer.Type: GrantFiled: May 20, 2020Date of Patent: October 11, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: James Ludlow, Morgan D. Heskett, Kevin M. McCauley, Michael J. Tzivanis
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Patent number: 11460112Abstract: A seal assembly includes a seal body, a spring disposed adjacent to the seal body, and a seal ring disposed adjacent to the seal body. The seal body and the seal ring can include a plastic polymer material. The seal assembly can be a subcomponent of hydraulic strut in the landing gear of an aircraft.Type: GrantFiled: February 26, 2019Date of Patent: October 4, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jon M. Lenhert, Robert T. Racicot, Kha V. Le
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Patent number: 11448321Abstract: A seal for a ball valve comprising a resilient ring defining an engagement feature; a first polymer ring disposed adjacent to a first axial end of the resilient ring and coupled with the engagement feature; and a second polymer ring disposed adjacent to a second axial end of the resilient ring and coupled with the engagement feature.Type: GrantFiled: July 31, 2019Date of Patent: September 20, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jan Kustermans, Benny Proost, Gabriele Tittonel, Herman M. Dubois, Philippe Burlot, Andrea Maffezzoli, Shabarish Nunna, Andreas Vanvaerenbergh, Filip Rousseau
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Patent number: 11428321Abstract: A seal comprising an annular jacket comprising a body defining an annular recess; a helical spring disposed within the annular recess; and a support member disposed within the helical spring to provide a biasing force against the helical spring in the operational state.Type: GrantFiled: April 29, 2016Date of Patent: August 30, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventor: Herman M. Dubois
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Patent number: 11428849Abstract: A composite film may include a first transparent substrate and a first anti-reflective coating overlying a first surface of the first transparent substrate. The first anti-reflective coating may include fluorothermoplastic material and an acrylated polydimethylsiloxane. The composite film may further have a VLT of at least about 93.0% and a haze value of not greater than about 2.0%.Type: GrantFiled: December 16, 2019Date of Patent: August 30, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventor: Yongzhong Wang
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Patent number: 11407564Abstract: The present application is directed to cap assemblies and particularly, cap assembly for closing an opening in a vessel, the cap assembly including a stopper including an polymer body adapted to fit an opening of a vessel, the stopper also including a tubular portion which defines an internal passageway extending through the polymer body; and a rigid cap attached to and integral with the stopper, wherein the cap is adapted to engage the vessel and provide a sealing force between the stopper and the vessel.Type: GrantFiled: November 30, 2017Date of Patent: August 9, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Gerald Mark Pennington, Khoa D. Pham, Thomas R. Nixon, Christopher Miller
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Patent number: 11380984Abstract: A radome structure may include a structural component, an inner tuning layer component underlying the structural component and an outer tuning layer component overlaying the structural component. The structural component may include a first fiber-reinforced dielectric layer that may include a first fiber-reinforced polymer. The inner tuning layer component may include a first inner tuning layer that may include a second fiber-reinforced polymer. The outer tuning layer component may include a first outer tuning layer that may include a third fiber-reinforced polymer.Type: GrantFiled: December 15, 2020Date of Patent: July 5, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Alexander Kieckhafer, Eric R. Oswald
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Patent number: 11346447Abstract: A seal assembly for high pressure equipment is disclosed and can include a back-up ring having a head and an extension extending from the head. The extension can include an interior surface that extends axially away from and radially inwardly from the head. The seal assembly can also include a spring energized seal having a jacket having a sealing portion with an annular spring disposed within the sealing portion of the jacket. At least a portion of the jacket fits around the extension of the back-up ring and wherein the back-up ring has a minimum inner diameter, IDBUR, the spring energized seal has a minimum inner diameter, IDSES, and IDSES is less than IDBUR.Type: GrantFiled: June 21, 2019Date of Patent: May 31, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Chien Nguyen, Xiang Yan, Van Duong
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Patent number: 11338540Abstract: A dissipative peristaltic pump tube includes a dissipative layer including a thermoplastic elastomer and an anti-static additive, wherein the surface resistivity of the dissipative peristaltic pump tube is at least about 106 ohm/square. Further included is a peristaltic pump that includes the dissipative peristaltic pump tube.Type: GrantFiled: April 30, 2020Date of Patent: May 24, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Zachary Garnsey, Charles S. Golub, Josef E. Guesman, Mark Hampden-Smith, Richard Rodenbucher, Carla S. Taberna, Jian L. Ding
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Patent number: 11333199Abstract: An assembly comprising: a core in the form of a toroid; and at least one washer overlying the core, the washer comprising a polymer, wherein the washer has an arcuate cross-section so as to have a shape complementary to the core.Type: GrantFiled: September 28, 2018Date of Patent: May 17, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Lukas Plioska, Brandon S. Murphy, Kristen A. Michaelson, Abe Sanchez, Man Fung Chow, Grzegorz Kraszewski, Baltasar R. Garcia
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Patent number: 11326700Abstract: Systems and methods are disclosed that include providing a valve suitable for maintaining a seal and preventing fluid flow through the valve at cryogenic temperatures. The valve includes a valve body having a longitudinal axis along a flow path through the valve, a ball selectively rotatable within the valve body to selectively allow fluid flow through the valve, a seat formed within the valve body and comprising a cavity having an angled wall, and a seat insert at least partially disposed within the cavity and having a first sealing surface that forms a first sealing interface with the ball to prevent leakage through a first leakage path and a second sealing surface that forms a second sealing interface with the angled wall to prevent leakage through a second leakage path when the ball valve is selectively rotated to prevent fluid flow through the valve.Type: GrantFiled: December 4, 2020Date of Patent: May 10, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Herman M. Dubois, Philippe Burlot, Jan Kustermans, Filip Rousseau, Simone Caglio, Denis Fernandez, Christophe Valdenaire
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Patent number: 11286986Abstract: A bearing including a bearing sidewall including a first circumferential end including an apex region, and a second circumferential end including a nadir region, where the first circumferential end and the second circumferential end are adapted to contact each other to form an interface, where at least one of the apex region or the nadir region includes a void to prevent contact between the apex region of the first circumferential end and the nadir region of the second circumferential end, where the bearing sidewall includes a substrate and a low friction material, and where at least one of the first circumferential end or the second circumferential end comprises an end face that is free of low friction material.Type: GrantFiled: November 6, 2020Date of Patent: March 29, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Vincent Dimartino, Alan F. Hunter, Devika Ranganathan, Brandon S. Murphy
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Patent number: 11267944Abstract: A radiation curable article includes a silicone composition including a silicone oligomer and a photoactive catalyst, wherein the silicone oligomer comprises at least one alkenyl group and at least one hydride group, the radiation curable silicone oligomer having a viscosity of less than about 100,000 centipoise prior to cure. Further included is a method of forming a radiation curable article includes providing a silicone composition including a silicone oligomer and a photoactive catalyst, wherein the silicone oligomer includes at least one alkenyl group and at least one hydride group, the silicone oligomer having a viscosity of less than about 100,000 centipoise prior to cure; and irradiating the silicone composition with a radiation source.Type: GrantFiled: December 30, 2016Date of Patent: March 8, 2022Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Xipeng Liu, Michael J. Tzivanis, Jianfeng Zhang