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).

  • Publication number: 20200346426
    Abstract: 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: Application
    Filed: April 30, 2020
    Publication date: November 5, 2020
    Inventors: Zachary GARNSEY, Charles S. Golub, Josef E. Guesman, Mark Hampden-Smith, Richard Rodenbucher, Carla S. Taberna, Jian L. Ding
  • Publication number: 20200217741
    Abstract: 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: Application
    Filed: December 31, 2019
    Publication date: July 9, 2020
    Inventors: Jian L. Ding, Michael J. Tzivanis, Charles S. Golub
  • Publication number: 20200207539
    Abstract: This disclosure relates to containers and substrates comprising a fluoropolymer and having a textured inner surface and to methods for cultivating and/or isolating a biological agent using such containers and substrates. In one embodiment, the disclosure provides a container (e.g., in the form of a bag) having an outer surface and a textured inner surface, the inner surface comprising a fluoropolymer, wherein the textured inner surface comprises one or more of (a) a plurality of functional groups attached to the fluoropolymer, and (b) a pattern of spaced features, the features having an average spacing within the range of 0.1 ?m to 200 ?m.
    Type: Application
    Filed: December 30, 2019
    Publication date: July 2, 2020
    Inventors: Natasha Anna Boghosian, Katie Campbell, Jian L. DIng, Natalie Fekete, Rachel Z. Pytel
  • Publication number: 20200139687
    Abstract: The present disclosure relates to articles comprising first and second layers, each layer including a cross-linkable polymer and a cross-linker, to methods for preparing and curing such articles, and to articles formed thereby. In one aspect, the disclosure provides a curable article including a first layer including a first cross-linkable polymer comprising at least about two unsaturated carbon bonds, a first cross-linker comprising at least about two silicon-hydride functional groups, present in the first layer in an amount within the range of 0.1 wt. % to 20 wt. %, and a first hydrosilylation catalyst; and a second layer in contact with the first layer, the second layer comprising a second cross-linkable polymer comprising at least about two unsaturated carbon bonds, a second cross-linker comprising at least about two silicon-hydride functional groups, and a second hydrosilylation catalyst. The second layer does not include a substantial amount of the first cross-linkable polymer.
    Type: Application
    Filed: October 31, 2019
    Publication date: May 7, 2020
    Inventors: Jianfeng Zhang, Jian L. Ding, Michael J. Tzivanis, Adam P. Nadeau, Xipeng Liu
  • Publication number: 20190301965
    Abstract: 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: Application
    Filed: June 17, 2019
    Publication date: October 3, 2019
    Inventors: Gerald H. LING, Jian L. DING, Sarah L. CLARK, Paul BRAUN
  • Patent number: 10365178
    Abstract: 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: Grant
    Filed: June 28, 2016
    Date of Patent: July 30, 2019
    Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
    Inventors: Gerald H. Ling, Jian L. Ding, Sarah L. Clark, Paul Braun
  • Publication number: 20190224467
    Abstract: 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: Application
    Filed: January 22, 2019
    Publication date: July 25, 2019
    Inventors: Jianfeng Zhang, Xipeng LIU, Jian L. DING
  • Patent number: 10350573
    Abstract: A radiation curable system to form a radiation curable article includes a container including a first portion and a second portion, the first portion of the container including an ultraviolet curable silicone composition including an unsaturated, carbon functional group-containing siloxane component, a hydride-containing siloxane component, and a photoactive catalyst; a second portion of the container including a cure inhibitor; and a source of radiation. Further included is a method of forming a radiation curable article includes providing an ultraviolet curable silicone composition in a first portion of a container, wherein the ultraviolet curable silicone composition includes an unsaturated, carbon functional group-containing siloxane component, a hydride-containing siloxane component, and a photoactive catalyst; providing a cure inhibitor in a second portion of the container; and irradiating the silicone composition with a radiation source to form the radiation curable article.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: July 16, 2019
    Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
    Inventors: Xipeng Liu, Michael J. Tzivanis, Jian L. Ding
  • Publication number: 20190202993
    Abstract: 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: Application
    Filed: December 30, 2018
    Publication date: July 4, 2019
    Inventors: Jianfeng Zhang, Jian L. Ding, Ying Wang, Xipeng Liu
  • Publication number: 20190031932
    Abstract: 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: Application
    Filed: October 1, 2018
    Publication date: January 31, 2019
    Inventors: Jianfeng Zhang, Michael J. Tzivanis, Xipeng Liu, Jian L. Ding
  • Publication number: 20180171143
    Abstract: 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: Application
    Filed: December 19, 2017
    Publication date: June 21, 2018
    Inventors: Jianfeng ZHANG, Brian J. Ward, Michael J. Tzivanis, Xipeng Liu, Alban Letailleur, Jian L. Ding
  • Publication number: 20170312729
    Abstract: A radiation curable system to form a radiation curable article includes a container including a first portion and a second portion, the first portion of the container including an ultraviolet curable silicone composition including an unsaturated, carbon functional group-containing siloxane component, a hydride-containing siloxane component, and a photoactive catalyst; a second portion of the container including a cure inhibitor; and a source of radiation. Further included is a method of forming a radiation curable article includes providing an ultraviolet curable silicone composition in a first portion of a container, wherein the ultraviolet curable silicone composition includes an unsaturated, carbon functional group-containing siloxane component, a hydride-containing siloxane component, and a photoactive catalyst; providing a cure inhibitor in a second portion of the container; and irradiating the silicone composition with a radiation source to form the radiation curable article.
    Type: Application
    Filed: April 28, 2017
    Publication date: November 2, 2017
    Inventors: Xipeng LIU, Michael J. TZIVANIS, Jian L. DING
  • Publication number: 20170003192
    Abstract: 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: Application
    Filed: June 28, 2016
    Publication date: January 5, 2017
    Inventors: Gerald H. Ling, Jian L. Ding, Sarah L. Clark, Paul Braun