Patents Assigned to Entegris, Inc.
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Patent number: 12203022Abstract: Compositions useful for the selective removal of silicon nitride materials relative to polysilicon, silicon oxide materials and/or silicide materials from a microelectronic device having same thereon are provided. The compositions of the invention are particularly useful in the etching of 3D NAND structures.Type: GrantFiled: June 30, 2022Date of Patent: January 21, 2025Assignee: ENTEGRIS, INC.Inventors: Daniela White, David Kuiper, Susan Dimeo
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Patent number: 12196368Abstract: Described are storage and dispensing systems and related methods, for the selective dispensing germane (GeH4) as a reagent gas from a vessel in which the germane is held in sorptive relationship to a solid adsorbent medium that includes a zeolitic imidazolate framework.Type: GrantFiled: October 6, 2021Date of Patent: January 14, 2025Assignee: ENTEGRIS, INC.Inventor: Oleg Byl
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Patent number: 12183611Abstract: An equipment front end module. An equipment front end module (EFEM) includes a flow modification feature projecting away from an interior wall of the equipment front end module and extending into an interior of the equipment front end module (EFEM) at an angle. The flow modification feature modifies the flow of gas flowing from a top to a bottom of the EFEM by deflecting gas flow away and/or laminarizing gas flow across an opening of the EFEM, which may improve the purge performance of a wafer carrier docked at the EFEM.Type: GrantFiled: June 14, 2016Date of Patent: December 31, 2024Assignee: ENTEGRIS, INC.Inventors: Seong Chan Kim, Gregory Alan Schelske
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Patent number: 12179154Abstract: The disclosure describes a porous membrane including the following: at least one polymeric feature on a surface of a porous membrane wherein the at least one polymeric features are bonded to the membrane using a nanoscale injecting molding device. Another aspect of the disclosure includes a porous membrane including the following: a first film layer; a second film layer; at least one polymeric feature between the first film layer and second film layer, wherein the at least one polymeric feature is bonded to at least the first film layer.Type: GrantFiled: November 16, 2016Date of Patent: December 31, 2024Assignee: ENTEGRIS, INC.Inventor: John Paul Puglia
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Patent number: 12179188Abstract: Described are ion-exchange membranes that include a porous polymeric membrane and imidazole ion-exchange groups at surfaces of the membrane; ion-exchange membranes and filters that contain the ion-exchange membranes; and methods of using the ion-exchange membranes and filters for separating charged biological molecule from a liquid.Type: GrantFiled: January 25, 2024Date of Patent: December 31, 2024Assignee: ENTEGRIS, INC.Inventors: Maybelle Woo, Jad A. Jaber, Saksatha Ly, Jeffrey E. Townley, James Hamzik, Justin Brewster
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Patent number: 12173014Abstract: The invention provides a facile process for preparing various Group VI precursor compounds, set forth below as Formula (I), useful in the vapor deposition of certain Group VI metals onto solid substrates, especially microelectronic semiconductor device substrates. Also provided is a process for the preparation of such precursor compounds. Additionally, the invention provides a method for vapor deposition of Group VI metals onto microelectronic device substrates utilizing the precursor compounds of the invention.Type: GrantFiled: December 19, 2022Date of Patent: December 24, 2024Assignee: ENTEGRIS, INC.Inventors: David M. Ermert, Thomas H. Baum
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Patent number: 12152187Abstract: Provided are compositions and methods for selectively etching titanium nitride, generally leaving molybdenum present unaffected by the process, as well as any aluminum oxide, silicon dioxide, and polysilicon which may be present on the device. In general, the compositions of the invention were able to achieve titanium nitride etch rates exceeding 3.5 ?/minute, thereby providing uniform recess top and bottom layers in patterns.Type: GrantFiled: August 13, 2021Date of Patent: November 26, 2024Assignee: ENTEGRIS, INC.Inventors: Eric Hong, SeongJin Hong, WonLae Kim, JeongYeol Yang, SeungHyun Chae, JuHee Yeo
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Patent number: 12151868Abstract: A fire-safe container includes a polymer polymeric IBC within a metal overpack. The metal overpack includes a manway surrounding a plurality of ports. Each port is on a projection form the polymeric IBC that extends into the manway through an aperture. A collar is disposed in each aperture between the projection of the polymeric IBC and the sides of the aperture such that the port is retained in the manway and preventing the port from contacting or collapsing through the aperture. The manway includes a burst disc to release pressure when there is pressure buildup. One of the ports can provide another burst disc to relieve pressure in the polymeric IBC. The polymeric IBC burst disc can release at a pressure that is greater than the pressure at which the manway burst disc releases.Type: GrantFiled: December 23, 2020Date of Patent: November 26, 2024Assignee: ENTEGRIS, INC.Inventors: Raymond Wolf, Dale A. Maenke, Jacob Littfin, John M. Hennen
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Patent number: 12140860Abstract: A door of a reticle pod includes a window having a lens, sidewall, and a ledge. The window may be positioned or affixed internally in a door between the housing and a cover. A compressive seal may be used in conjunction with the window. The sidewalls, the ledge and the compressive seal work together to enable a compression fit in the door while maintained the desired level of protection from external contaminants.Type: GrantFiled: October 8, 2020Date of Patent: November 12, 2024Assignee: ENTEGRIS, INC.Inventors: Shawn D. Eggum, Anthony M. Tieben, Brian Wiseman, Russ V. Raschke, Huaping Wang
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Patent number: 12140272Abstract: Described are systems and methods of storing adsorbing diborane on carbon adsorption medium. The invention discloses a vessel for storing diborane. The vessel includes: a vessel interior; microporous carbon adsorbent in the vessel interior; diborane in the vessel interior at least partially adsorbed on the microporous adsorbent. The microporous adsorbent includes slit pores between graphite layers at a graphite layer spacing that increases an activation energy required for diborane degradation relative to an activation energy of degradation of non-adsorbed gaseous diborane at ambient pressure, and at the same temperature.Type: GrantFiled: January 27, 2023Date of Patent: November 12, 2024Assignee: ENTEGRIS, INC.Inventors: Oleg Byl, John Robert Morris, Nathan Ballard Jones, Diego Troya
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Patent number: 12135108Abstract: An electrostatic discharge tubing segment includes a porous non-conductive interior surface and an adjacent conductive polymer portion. The conductive polymer portion is configured to transfer electrostatic charge generated by a charged fluid passing through the tubing segment to ground such that electrostatic discharge can be mitigated.Type: GrantFiled: May 12, 2020Date of Patent: November 5, 2024Assignee: ENTEGRIS, INC.Inventors: John Leys, Barry L. Gregerson
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Patent number: 12129418Abstract: The present invention relates to compositions and methods for selectively etching silicon nitride in the presence of silicon oxide, polysilicon and/or metal silicides at a high etch rate and with high selectivity. Additives are described that can be used at various dissolved silica loading windows to provide and maintain the high selective etch rate and selectivity.Type: GrantFiled: May 12, 2022Date of Patent: October 29, 2024Assignee: ENTEGRIS, INC.Inventors: Hsing-Chen Wu, Min-Chieh Yang, Ming-Chi Liao, Wen Hua Tai, Wei-Ling Lan
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Patent number: 12122091Abstract: Described are porous sintered metal bodies and methods of making porous sintered metal bodies by additive manufacturing methods.Type: GrantFiled: January 15, 2021Date of Patent: October 22, 2024Assignee: ENTEGRIS, INC.Inventors: Virendra Warke, Meghan Patrick, Devon N. Dion, Subhash Guddati, Montray Leavy
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Patent number: 12116169Abstract: An aseptic closure assembly for a fluid container that includes a cap connectable to an opening of the fluid container and a fluid dispenser connectable to an outer surface of the housing of the cap. The fluid dispenser includes a main body and fluid lines provided within the main body, a shell housing provided around the main body, and an insert connectable to a second end of the main body. The main body includes apertures nearer the second end that are connected to the fluid lines and configured to be in fluid communication with the fluid container when the fluid dispenser is connected to the cap. The fluid dispenser is configured such that a downward directed force towards the fluid container fits the insert into the support of the cavity and disconnects the insert from the main body of the fluid dispenser to seal the fluid container.Type: GrantFiled: January 23, 2023Date of Patent: October 15, 2024Assignee: ENTEGRIS, INC.Inventor: Nicholas Coscia
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Patent number: 12117106Abstract: A flow path for a fluid from a fluid supply which may include a plurality of operative components including a body portion and a plurality of tubing connector fittings. The operative components may be connected by a plurality of tubing segments. Each body portion may include a nonconductive fluoropolymer portion and an outer conductor that extends between each of the plurality of tubing connector fittings and that is unitary with the non-conductive fluoropolymer portion. The plurality of tubing segments may include a non-conductive fluoropolymer tubing portion and an axial strip of conductive polymer. The outer conductor of each body portion conductively connected with tubing segments connected thereto. Each of the connectors may include a bridging component for conductively connecting the respective outer conductor of the body portion to the strip of conductive polymer of the connecting tubing segments.Type: GrantFiled: June 10, 2022Date of Patent: October 15, 2024Assignee: ENTEGRIS, INC.Inventor: John A. Leys
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Patent number: 12101920Abstract: A conductive polymeric layer on an electrostatic chuck. The conductive polymeric layer comprises a conductive polymer and a photosensitive polymer. The conductivity of the conductive polymer promotes charge dissipation by the conductive polymeric layer, while the photosensitivity of the photosensitive polymer allows the surface of the conductive polymeric layer to be photopatterned. The extent to which the conductive polymeric layer is conductive and photosensitive may be modulated by varying the relative amounts of the conductive polymer and the photosensitive polymer.Type: GrantFiled: April 5, 2023Date of Patent: September 24, 2024Assignee: ENTEGRIS, INC.Inventors: Yuxuan Liu, Zhifeng Li, Carlo Waldfried, Yan Liu, Chandra Venkatraman, Pushkara Rao Varanasi
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Patent number: 12083479Abstract: Described are filter cartridges, filter apparatuses, and related methods that involve a filter cartridge that includes a cartridge support that includes centering surfaces, a helical strand, or both.Type: GrantFiled: April 28, 2022Date of Patent: September 10, 2024Assignee: ENTEGRIS, INC.Inventors: Jean Camille L. Ersando, Barry Lee Gregerson
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Patent number: 12084778Abstract: Coatings applicable to a variety of substrate articles, structures, materials, and equipment are described. In various applications, the substrate includes metal surface susceptible to formation of oxide, nitride, fluoride, or chloride of such metal thereon, wherein the metal surface is configured to be contacted in use with gas, solid, or liquid that is reactive therewith to form a reaction product that is deleterious to the substrate article, structure, material, or equipment. The metal surface is coated with a protective coating preventing reaction of the coated surface with the reactive gas, and/or otherwise improving the electrical, chemical, thermal, or structural properties of the substrate article or equipment. Various methods of coating the metal surface are described, and for selecting the coating material that is utilized.Type: GrantFiled: June 10, 2020Date of Patent: September 10, 2024Assignee: ENTEGRIS, INC.Inventors: Bryan C. Hendrix, David W. Peters, Weimin Li, Carlo Waldfried, Richard A. Cooke, Nilesh Gunda, I-Kuan Lin
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Patent number: 12078921Abstract: A phase-shift reticle for a photolithography process in semiconductor fabrication is provided. The reticle includes a substrate, a reflective structure, a pattern defining layer and a phase shifter. The reflective structure is disposed over the substrate. The pattern defining layer includes a first material and is deposited over the reflective structure. The pattern defining layer comprises a pattern trench. The phase shifter includes a second material and disposed in the pattern trench. A transmittance of the second material is different from a transmittance of the first material.Type: GrantFiled: November 18, 2021Date of Patent: September 3, 2024Assignee: ENTEGRIS, INC.Inventors: Tse-An Yeh, Jun-Fei Zheng, Montray Leavy, Chun Kuang Chen
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Patent number: 12077552Abstract: The invention provides certain fluorinated alkyl tin compounds which are believed to be useful in the vapor deposition of tin-containing films onto the surface of microelectronic device substrates. Also provided are processes for the preparation of the precursor compounds and processes for the use of such compounds in the deposition of tin-containing films onto microelectronic device substrates.Type: GrantFiled: September 9, 2022Date of Patent: September 3, 2024Assignee: ENTEGRIS, INC.Inventor: David Kuiper