Patents by Inventor Jian L. Ding
Jian L. Ding 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).
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Patent number: 11945935Abstract: The present disclosure relates to methods for preparing a hydrophilic composition including intimately mixing a silicone component including at least one polysiloxane and a polymer component, and to hydrophobic polymer compositions prepared thereby. One aspect of the disclosure provides an article having a major exterior surface, the article comprising an intimate mixture of a silicone component including at least one polysiloxane; and a polymer component including at least one hydrophilic polymer having a water-absorption capacity of at least 50 wt. %; wherein the silicone component and the polymer component are present in the mixture in a dry weight ratio within the range of 99.9:0.1 to 30:70. In certain desirable embodiments as otherwise described herein, the intimate mixture is disposed at an exterior surface of the article, e.g., at the major exterior surface of the article.Type: GrantFiled: May 8, 2020Date of Patent: April 2, 2024Assignee: Saint-Gobain Performance Plastics CorporationInventors: Jianfeng Zhang, Jian L. Ding, Guangyu Lu, Rachel Pytel
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Patent number: 11919225Abstract: Systems and methods are disclosed that include an additive manufacturing assembly having a printing area, a first nozzle comprising a first nozzle having a first aperture diameter and configured to dispense a first material in the printing area, and a second nozzle comprising a second nozzle having a second aperture diameter that is larger than the first aperture diameter and configured to dispense a second material in the printing area.Type: GrantFiled: August 7, 2020Date of Patent: March 5, 2024Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jian L. Ding, Xipeng Liu, Adam P. Nadeau, Jean-Marie Lebrun
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Patent number: 11904552Abstract: A connection including a first profile having a first end and a first lumen, the first profile including a first polymeric material and a second profile having a second end and a second lumen, the second profile including a second polymeric material, a metal, or combination thereof, wherein the first end and the second end are coincidently welded via an ionized gas treatment.Type: GrantFiled: July 1, 2020Date of Patent: February 20, 2024Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jianfeng Zhang, Rachel Z Pytel, Jian L. Ding
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Patent number: 11845230Abstract: A connection includes: a first profile having a first end, the first profile including a first polymeric material comprising a thermoset material; and a second profile having a second end, the second profile including a second polymeric material, a metal, or combination thereof, wherein the first end and the second end are coincidently bonded without a bonding material at an interface of the first end and the second end.Type: GrantFiled: July 1, 2020Date of Patent: December 19, 2023Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jianfeng Zhang, Rachel Z. Pytel, Jian L. Ding
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Patent number: 11590333Abstract: A tubular coupling comprising a first connector comprising a body defining a first passageway portion and a valve area, the valve area comprising a first volume adjacent to an end of the first passageway portion; and a second volume in fluid communication with the first volume; and a first valve disposed in the first volume of the valve area; and a second connector adapted to receive at least a portion of the first connector, the second connector comprising: a body defining a second passageway portion and a valve area, the valve area comprising: a first volume adjacent to an end of the second passageway portion; and a second volume in fluid communication with the first volume; and a second valve disposed in the first volume of the valve area.Type: GrantFiled: January 22, 2019Date of Patent: February 28, 2023Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jianfeng Zhang, Xipeng Liu, Jian L. Ding
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Patent number: 11585719Abstract: A leak detection system comprising: an adapter configured to be coupled to a conduit and direct leakage from the conduit to a leakage sensor, wherein the adapter comprises a wick comprising: a hydrophilic material, a cationic polymer material, an anionic polymer material, a hydrophilic non-ionic material, or any combination thereof. A leak detection system comprising: a laminate adapted to transport leaked fluid from a conduit to a leakage sensor, wherein the laminate comprises: a wick adapted to transport the leaked fluid; and an adhesive adapted to secure the wick to the conduit. A leak detection system comprising: a wick disposed on a substrate and adapted to transport leaked fluid from a conduit to a leakage sensor, wherein the wick comprises a plurality of fluid channels in a matrix arrangement.Type: GrantFiled: December 31, 2019Date of Patent: February 21, 2023Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jian L. Ding, Michael J. Tzivanis, Charles S. Golub
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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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Publication number: 20220145031Abstract: A composite article including a substrate, having a first major surface, a second major surface; and an amorphous carbon coating overlying the first or the second major surface, where the substrate includes a composition of 1-99 wt. % of an organic polymer and 1-99 wt. % of an inorganic filler.Type: ApplicationFiled: November 11, 2021Publication date: May 12, 2022Inventors: Xipeng LIU, Jian L. DING, Adam P. NADEAU, Yahya Motemani SHARABIANI, Jan HAGEN, Gayla LYON
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Publication number: 20210291291Abstract: Systems and methods are disclosed that include an operation chamber, a plasma generator having at least one plasma head disposed within the operation chamber and in proximity to a profile formed by cutting a piece of tubing, and a mechanical motion module. The plasma generator generates a plasma treatment and applies the plasma treatment via the at least one plasma head to the profile to activate material on an end surface of the profile, within a lumen of the profile, or a combination thereof. Once the material of the profile is activated by the plasma treatment, the mechanical motion module manipulates the profile to close the lumen of the profile to aseptically seal the profile.Type: ApplicationFiled: February 23, 2021Publication date: September 23, 2021Inventors: Jianfeng Zhang, Rachel Z. Pytel, Jian L. Ding, Anthony P. Pagliaro, Clemens E. Zoellner
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Publication number: 20210207754Abstract: A profile includes: a sidewall, a lumen for a fluid path, and an end, the profile including a thermoset material, wherein the profile includes a sealed end without an external bonding material, wherein the sealed end withstands a seal integrity pressure test of at least 1 psi, such as at least 5 psi, such as at least 10 psi, such as at least 15 psi, or even at least 20 psi air pressure for about 30 minutes under dry and wet conditions.Type: ApplicationFiled: December 22, 2020Publication date: July 8, 2021Inventors: Jianfeng ZHANG, Rachel Z. PYTEL, Jian L. DING
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Publication number: 20210199226Abstract: A multi-lumen article includes at least two profiles including at least two lumen, wherein the at least two profiles include a first profile and a second profile, the first profile including a first end and a first lumen, wherein the first lumen provides a fluid flow in a first path; and the second profile including a second end and a second lumen, wherein the second lumen provides a fluid flow in a distinct path different than the first path, wherein at least one profile comprises a polymeric material, wherein the first end and the second end are coincidently bonded without a bonding material at an interface at the first end and the second end.Type: ApplicationFiled: December 18, 2020Publication date: July 1, 2021Inventors: Jianfeng ZHANG, Jian L. Ding, Rachel Z. Pytel
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Publication number: 20210178506Abstract: Systems and methods are disclosed that include generating a plasma treatment and applying the plasma treatment to end contact surfaces of a first profile and a second profile in a sterile environment, manipulating at least one of the first profile and the second profile to force contact between the end contact surface of the first profile and the end contact surface of the second profile to permanently connect, join, or weld the end contact surfaces of the first profile and the second profile together, thereby forming a sterile connection between the first profile and a second profile.Type: ApplicationFiled: November 19, 2020Publication date: June 17, 2021Inventors: Jianfeng ZHANG, Rachel Z. Pytel, Anthony P. Pagliaro, Clemens E. Zoellner, Jian L. Ding, Thomas R. Nixon
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Patent number: 10968318Abstract: This disclosure relates to polymerizable silicone compositions, methods for polymerizing such compositions, and to polymerized silicone compositions formed thereby. In one embodiment, a polymerizable composition includes one or more first organosiloxanes or organosilanes, each comprising a plurality of silicon hydride functional groups, one or more second organosiloxanes or organosilanes, each comprising a plurality of reactive heterocycloalkyl functional groups; and one or more third organosiloxanes or organosilanes, each comprising at least about one silicon hydride functional group and at least about one reactive heterocycloalkyl functional group; one or more reactive organic compounds, each comprising at least about one reactive heterocycloalkyl functional group; and an effective amount of a borane catalyst, present, for example, in an amount within the range of 0.Type: GrantFiled: December 30, 2018Date of Patent: April 6, 2021Assignee: Saint-Gobain Performance Plastics CorporationInventors: Jianfeng Zhang, Jian L. Ding, Ying Wang, Xipeng Liu
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Patent number: 10920021Abstract: This disclosure relates to polymerizable silicone compositions, methods for polymerizing such compositions, and to polymerized silicone compositions formed thereby. In one embodiment, a polymerizable composition includes one or more first organosiloxanes or organosilanes, each comprising a plurality of silicon hydride functional groups, one or more second organosiloxanes or organosilanes, each comprising a plurality of reactive heterocycloalkyl functional groups; and one or more third organosiloxanes or organosilanes, each comprising at least about one silicon hydride functional group and at least about one reactive heterocycloalkyl functional group; and an effective amount of a borane catalyst, present, for example, in an amount within the range of 0.0005 wt % to about 10 wt %, wherein the ratio of reactive heterocycloalkyl functional groups to reactive silicon hydride functional groups in the composition is in the range of 1:5 to 5:1.Type: GrantFiled: October 1, 2018Date of Patent: February 16, 2021Assignee: Saint-Gobain Performance Plastics CorporationInventors: Jianfeng Zhang, Michael J. Tzivanis, Xipeng Liu, Jian L. Ding
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Publication number: 20210039305Abstract: Systems and methods are disclosed that include an additive manufacturing assembly having a printing area, a first nozzle comprising a first nozzle having a first aperture diameter and configured to dispense a first material in the printing area, and a second nozzle comprising a second nozzle having a second aperture diameter that is larger than the first aperture diameter and configured to dispense a second material in the printing area.Type: ApplicationFiled: August 7, 2020Publication date: February 11, 2021Inventors: Jian L. DING, Xipeng LIU, Adam P. NADEAU, Jean-Marie LEBRUN
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Publication number: 20210001566Abstract: A connection includes: a first profile having a first end, the first profile including a first polymeric material comprising a thermoset material; and a second profile having a second end, the second profile including a second polymeric material, a metal, or combination thereof, wherein the first end and the second end are coincidently bonded without a bonding material at an interface of the first end and the second end.Type: ApplicationFiled: July 1, 2020Publication date: January 7, 2021Inventors: Jianfeng ZHANG, Rachel Z. Pytel, Jian L. Ding
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Publication number: 20210001563Abstract: A connection including a first profile having a first end and a first lumen, the first profile including a first polymeric material and a second profile having a second end and a second lumen, the second profile including a second polymeric material, a metal, or combination thereof, wherein the first end and the second end are coincidently welded via an ionized gas treatment.Type: ApplicationFiled: July 1, 2020Publication date: January 7, 2021Inventors: Jianfeng ZHANG, Rachel Z. PYTEL, Jian L. DING
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Patent number: 10871417Abstract: A leak detection system including a sensor having a first condition when dry and a second condition when wet; a communication device operatively coupled to the sensor; and an attachment element adapted to attach the leak detection system to an area for monitoring fluid leakage, wherein the attachment element is removable, reusable, or both.Type: GrantFiled: June 17, 2019Date of Patent: December 22, 2020Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Gerald H. Ling, Jian L. Ding, Sarah L. Clark, Paul Braun
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Patent number: 10836906Abstract: A silicone-based composition includes a silicone polymer and at least one acid neutralizer, wherein the silicone-based composition has a pH of at least about 5 after at least one dose of irradiation, when measured by a pH meter.Type: GrantFiled: December 19, 2017Date of Patent: November 17, 2020Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Jianfeng Zhang, Brian J. Ward, Michael J. Tzivanis, Xipeng Liu, Alban Letailleur, Jian L. Ding
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Publication number: 20200354546Abstract: The present disclosure relates to methods for preparing a hydrophilic composition including intimately mixing a silicone component including at least one polysiloxane and a polymer component, and to hydrophobic polymer compositions prepared thereby. One aspect of the disclosure provides an article having a major exterior surface, the article comprising an intimate mixture of a silicone component including at least one polysiloxane; and a polymer component including at least one hydrophilic polymer having a water-absorption capacity of at least 50 wt. %; wherein the silicone component and the polymer component are present in the mixture in a dry weight ratio within the range of 99.9:0.1 to 30:70. In certain desirable embodiments as otherwise described herein, the intimate mixture is disposed at an exterior surface of the article, e.g., at the major exterior surface of the article.Type: ApplicationFiled: May 8, 2020Publication date: November 12, 2020Inventors: Jianfeng Zhang, Jian L. Ding, Guangyu Lu, Rachel Pytel