Patents by Inventor Yijian Lin

Yijian Lin 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: 20230106941
    Abstract: Polyethylene formulations and articles produced therefrom, comprise a multimodal high density polyethylene (HDPE) composition, and 0.1 ppm to 300 ppm of a nucleating agent, wherein the multimodal HDPE composition comprises a density of 0.940 g/cm3 to 0.970 g/cm3 when measured according to ASTM D792, and a melt index (I2) of 0.1 g/10 min. to 10.0 g/10 min. when measured according to ASTM D1238 at 190° C. and a 2.16 kg load, and wherein the multimodal HDPE composition comprises an infrared cumulative detector fraction (CDFIR) of greater than 0.27 and an infrared cumulative detector fraction to light scattering cumulative detector fraction ratio (CDFIR/CDFLS) from 0.7 to 2.0.
    Type: Application
    Filed: October 6, 2022
    Publication date: April 6, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Yijian Lin, John L. Sugden, Mridula Babli Kapur, David T. Gillespie
  • Patent number: 11603452
    Abstract: Embodiments of polymer compositions and articles comprising such compositions contain at least one multimodal ethylene-based polymer having at least three ethylene-based components, wherein the multimodal ethylene-based polymer exhibits improved toughness.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: March 14, 2023
    Assignee: Dow Global Technologies LLC
    Inventors: Carl N. Iverson, Arnaldo T. Lorenzo, Yijian Lin, Mehmet Demirors, Didem Oner-Deliormanli, David T. Gillespie
  • Publication number: 20230036612
    Abstract: An elastic film-forming thermoplastic elastomer resin composition for forming an elastic film including: (a) at least one thermoplastic elastomer such as an olefinic block copolymer; and (b) at least one specific nucleation agent; wherein the resulting blended resin composition of components (a) and (b) improves the elastic performance (e.g., physical properties of elasticity such as retractive force, hysteresis, and immediate set) of a cast film made from the above resin blend composition; and an elastic film made from the above resin blend composition.
    Type: Application
    Filed: November 4, 2020
    Publication date: February 2, 2023
    Inventors: Jong Young Lee, Yijian Lin, Kyle D. Anderson, Aleksandar Stoiljkovic, Arnaldo T. Lorenzo, Stacy L. Pesek, Ronald Wevers
  • Patent number: 11555084
    Abstract: Embodiments of methods for producing a trimodal polymer in a solution polymerization process comprise three solution polymerization reactors organized in parallel or in series.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: January 17, 2023
    Assignee: Dow Global Technologies LLC
    Inventors: Sarat Munjal, Brian W. Kolthammer, Mehmet Demirors, Michael D. Turner, Joshua B. Gaubert, Yijian Lin
  • Publication number: 20220408985
    Abstract: A cleansing wipe may be formed from a nonwoven and includes a first ethylene/alpha-olefin interpolymer and a second ethylene/alpha-olefin interpolymer. The cleansing wipe may also have a SaMbSc configuration, wherein the M, meltblown layer, is formed from the first ethylene/alpha-olefin interpolymer and the second ethylene/alpha-olefin interpolymer. The cleansing wipe may be formed a nonwoven comprising bicomponent fibers that incorporate the first ethylene/alpha-olefin interpolymer and the second ethylene/alpha-olefin interpolymer.
    Type: Application
    Filed: December 20, 2019
    Publication date: December 29, 2022
    Inventors: Xin Huang, Shijie Ren, Yijian Lin, Jozef J. I. Van Dun
  • Patent number: 11492467
    Abstract: Polyethylene formulations and articles produced therefrom, comprise a multimodal high density polyethylene (HDPE) composition, and 0.1 ppm to 300 ppm of a nucleating agent, wherein the multimodal HDPE composition comprises a density of 0.940 g/cm3 to 0.970 g/cm3 when measured according to ASTM D792, and a melt index (I2) of 0.1 g/10 min. to 10.0 g/10 min. when measured according to ASTM D1238 at 190° C. and a 2.16 kg load, and wherein the multimodal HDPE composition comprises an infrared cumulative detector fraction (CDFIR) of greater than 0.27 and an infrared cumulative detector fraction to light scattering cumulative detector fraction ratio (CDFIR/CDFLS) from 0.7 to 2.0.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: November 8, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Yijian Lin, John L. Sugden, Mridula Kapur, David T. Gillespie
  • Publication number: 20220251748
    Abstract: A meltblown nonwoven formed from a bicomponent fiber, wherein: the bicomponent fiber has a first region and a second region, the first region is formed from a first composition comprising at least 75 wt. % of a polypropylene; the second region is formed from a second composition comprising at least 75 wt. % of an ethylene/alpha-olefin interpolymer.
    Type: Application
    Filed: July 20, 2020
    Publication date: August 11, 2022
    Inventors: Aleksandar Stoiljkovic, Eduardo Alvarez-acedo, Yijian Lin
  • Publication number: 20220228297
    Abstract: A process comprising forming fibers having at least a first region and a second region wherein the first region comprises an ethylene/alpha olefin interpolymer composition characterized by: density in the range of 0.930 to 0.965 g/cm3; melt index (I2) in the range of from 10 to 60 g/10 minutes; molecular weight distribution in the range of from 1.5 to 2.6; tan delta at 1 radian/second of at least 45; a low temperature peak and a high temperature peak on an elution profile via improved comonomer composition distribution (ICCD) procedure; and full width at half maximum of the high temperature peak is less than 6.0° C. and stretching the fibers to an elongation of at least 20% thereby increasing curl of the fiber. The process may further include forming a non-woven from the fibers and the stretching of the fibers may occur before or after forming of the non-woven.
    Type: Application
    Filed: November 20, 2019
    Publication date: July 21, 2022
    Inventors: Akanksha Garg, Yinglong Chen, Yijian Lin, Sanjib Biswas, Pavan Kumar Valavala, Fabricio Arteaga Larios, Jill Martin
  • Patent number: 11384229
    Abstract: Embodiments of polymer compositions and articles comprising such compositions containing at least one LDPE and at least one multimodal ethylene-based polymer having at least three ethylene-based components.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: July 12, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Mehmet Demirors, Yijian Lin, Didem Oner-Deliormanli, Arnaldo T. Lorenzo, David T. Gillespie, Carl N. Iverson
  • Publication number: 20220186415
    Abstract: In accordance with one embodiment of the present disclosure, a nonwoven web may be manufactured by a process that includes forming a bicomponent fiber and forming the bicomponent fiber into the nonwoven web. The bicomponent fiber may comprise one or more primary polymer regions and two or more secondary polymer regions. The primary polymer regions may comprise polyethylene. The secondary polymer regions may comprise polypropylene, polyester, or polyamide. The primary polymer regions may comprise at least 2.5 wt. % of polypropylene, polyester, or polyamide, or the secondary polymer regions may comprise at least 2.5 wt. % of polyethylene, or both.
    Type: Application
    Filed: April 14, 2020
    Publication date: June 16, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Fabricio Arteaga Larios, Lanhe Zhang, Yijian Lin
  • Publication number: 20220176599
    Abstract: An injection molded cap or closure having a weld line, wherein the injection molded cap or closure is formed from an ethylene-based resin comprising a high molecular weight component and a low molecular weight component.
    Type: Application
    Filed: May 29, 2020
    Publication date: June 9, 2022
    Inventors: Keran Lu, Yijian Lin, Mridula Kapur, Tian Lan, Stephanie M. Whited, John L. Sugden, Siddharth Ram Athreya
  • Patent number: 11312827
    Abstract: A uniaxially-oriented ethylene-based polymeric film having at least one layer comprising at least 65 wt. %, based on total amount of materials present in the at least one layer, of a linear low density polyethylene which exhibits each of the following properties: a CDBI of at least 60%; a melt index, I2, measured according to ASTM D 1238 (2.16 kg @190° C.), of 1.8 g/10 min to 10 g/10 min; a density of from 0.910 g/cc to 0.940 g/cc; and a Mw/Mn of less than 3.0.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: April 26, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Wu Aik Yee, Yijian Lin, Rajen M. Patel, Fabricio Arteaga Larios, Jacquelyn A. Degroot, Mridula Kapur, Yutaka Maehara
  • Patent number: 11273456
    Abstract: The present invention discloses a flow passage switching device and a water outlet device. The water outlet device comprises a flow passage switching device, a hand-held shower and a head shower. The switching device comprises a valve member and a switching shaft. The switching shaft is disposed in the valve member and rotatable relative to the valve member. The valve member is provided with an inflow passage and at least three outflow passages. The at least three outflow passages can be coupled with the inflow passage by selective switching of the switching shaft. The head shower is provided with at least two water outlet units, and the hand-held shower and the at least two water outlet units are respectively connected to the at least three outflow passages.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: March 15, 2022
    Assignee: Xiamen Solex High-Tech Industries Co., Ltd.
    Inventors: Lian Zhang, Wenxing Chen, Yijian Lin
  • Patent number: 11260633
    Abstract: The present invention provides multilayer films, packages formed from such films, and methods of making multilayer films. In one aspect, a multilayer film comprises multilayer film comprising at least 3 layers, each layer having opposing facial surfaces and arranged in the order A/B/C, wherein a top facial surface of Layer B is in adhering contact with a bottom facial surface of Layer A; wherein a top facial surface of Layer C is in adhering contact with a bottom facial surface of Layer B, wherein the film is oriented in the machine direction and wherein the film exhibits a normalized carbon dioxide transmission rate of at least 3000 cm3·mil/100 in2/day, and wherein the film exhibits a ratio of the carbon dioxide transmission rate to an oxygen transmission rate of at least 4.0.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: March 1, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Yijian Lin, Wenyi Huang, Selim Bensason
  • Patent number: 11261316
    Abstract: The present disclosure provides a plastic living hinge. The plastic living hinge includes a blend containing (A) an ethylene-based polymer; and (B) a composite component selected from the group consisting of a block composite, a crystalline block composite, and a combination thereof.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: March 1, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin Li Pi Shan, Keran Lu, Mridula Kapur
  • Patent number: 11261544
    Abstract: An ethylene/alpha-olefin interpolymer suitable for use in fibers and nonwovens having a density of from 0.911 to 0.939 g/cc, a Brookfield viscosity of less than or equal to 50,000 cP, and a molecular weight distribution (Mw,cc/Mn,cc) of 1.8 to 3.5, and articles thereof.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: March 1, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Viraj Shah, Yijian Lin, Ronald Wevers, Rongjuan Cong, Mehmet Demirors
  • Publication number: 20220049377
    Abstract: Disclosed is a curly fiber having a fiber centroid and comprising a first region having a first centroid and a second region wherein the first region comprises an ethylene/alpha olefin interpolymer composition in an amount of at least 75 weight percent based on total weight of the first region and wherein the ethylene/alpha olefin interpolymer composition is characterized by a low temperature peak and a high temperature peak on an elution profile via improved comonomer composition distribution (ICCD) procedure, and a full width at half maximum of the high temperature peak is less than 6.0° C. and the second region is a material comprising a polymer which is different from the ethylene/alpha-olefin interpolymer of the first region and wherein the regions are arranged such that at least one of the first centroid and the second centroid is not the same as the fiber centroid.
    Type: Application
    Filed: November 20, 2019
    Publication date: February 17, 2022
    Inventors: Yinglong CHEN, Akanksha GARG, Yijian LIN, Sanjib BISWAS, Jeffrey D. WEINHOLD, Pavan Kumar VALAVALA, Fabricio Arteaga LARIOS, Jill MARTIN, Didem ONER-DELIORMANLI, Mehmet DEMIRORS
  • Publication number: 20220008893
    Abstract: A film includes 20.0 weight percent to 69.5 weight percent of a linear low density polyethylene (LLDPE) based polymer. The LLDPE having a high density fraction (HDF) from 3.0% to 8.0%, an I10/I2 ratio from 5.5 to 6.9, and a short chain branching distribution (SCBD) of less than or equal to 8.0° C. The film also includes 0.0 weight percent to 10.0 weight percent low density polyethylene (LDPE) based polymer, and 30.0 weight percent to 70.0 weight percent pore former.
    Type: Application
    Filed: November 22, 2019
    Publication date: January 13, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Andrew T. Heitsch, Yijian Lin, Barbara Bonavoglia, Kyle E. Hart, Mehmet Demirors, Rou Hua Chou, Manoj Thota
  • Publication number: 20220002924
    Abstract: A nonwoven fabric comprises at least one fiber having a first component prepared from at least 75 wt. % of bimodalethylene/alpha-olefin interpolymer composition, wherein the ethylene/alpha-olefin interpolymer composition is characterized by: a density in the range of 0.930 to 0.965 g/cm3, a melt index (I2) in the range of from 10 to 60 g/10 minutes, wherein the I2 is measured according to ASTM D1238, 190 C, 2.16 kg, a molecular weight distribution, expressed as the ratio of the weight average molecular weight to number average molecular weight (Mw(GPC)/Mn(GPC)) as determined by GPC of from 1.5 to 2.6, a tan delta at 1 radian/second of at least 45, a low temperature peak and a high temperature peak on an elution profile via improved comonomer composition distribution (ICCD) procedure, and a full width at half maximum of the high temperature peak is less than 6.0° C.
    Type: Application
    Filed: November 20, 2019
    Publication date: January 6, 2022
    Inventors: Mehmet DEMIRORS, Fabricio Arteaga LARIOS, Mridula KAPUR, Philip P. FONTAINE, David T. GILLESPIE, Yijian LIN, Lanhe ZHANG, Sanjib BISWAS, Eduardo ALVAREZ, Aleksandar STOILJKOVIC, Rajen M. PATEL
  • Publication number: 20210301049
    Abstract: In various embodiments, a polyethylene formulation has a density of greater than 0.940 g/cm3 when measured according to ASTM D792, and a high load melt index (I21) of 1.0 g/10 min to 10.0 g/10 min when measured according to ASTM D1238 at 190° C. and a 21.6 kg load. Moreover, the polyethylene formulation has a peak molecular weight (Mp(GPC)) of less than 50,000 g/mol, a number average molecular weight (Mn(GPC)) of less than 30,000 g/mol, and a weight fraction (w1) of molecular weight (MW) less than 10,000 g/mol of less than or equal to 10.5 wt %, as determined by Gel Permeation Chromatography (GPC). Articles made from the polyethylene formulation, such as articles made by blow molding processes are also provided.
    Type: Application
    Filed: July 18, 2019
    Publication date: September 30, 2021
    Applicant: Dow Global Technologies LLC
    Inventors: Peter S. Martin, Yijian Lin, Angela I. Padilla-Acevedo, Roger L. Kuhlman, Shadid Askar, Mridula Kapur, Todd A. Hogan, Joel D. Wieliczko, Chuan C. He