Patents by Inventor Jichang Feng

Jichang Feng 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: 20230302776
    Abstract: Provided are liners suitable for use in a bulk container. The liners can hold high temperature materials (e.g., materials reaching temperatures greater than 120° C.) and can comprise at least one ply including polyethylene. The liners can exhibit high dart impact and can provide a balance of stiffness, toughness, and seal strength. The at least one ply of the liner according to embodiments disclosed herein comprises a first layer, a tie layer, and a second layer, wherein the tie layer is disposed between the first layer and the second layer. In further embodiments, the at least one ply of the liner can include a second tie layer and a third layer, wherein the second tie layer is disposed between the first layer and the third layer.
    Type: Application
    Filed: October 19, 2020
    Publication date: September 28, 2023
    Inventors: Jichang Feng, Jianping Pan, Xiaobing Yun, Shijun Wang, Bo Lyu
  • Publication number: 20230219331
    Abstract: Provided are multilayer structures, laminates and articles formed from such structures. In one aspect, a multilayer structure comprises (a) a multilayer polyethylene film, wherein an outer layer of the film comprises a polymer blend of at least one ethylene-based polymer and at least one ethylene acid copolymer, wherein the difference between the melt index (I2) of the ethylene acid copolymer and the ethylene-based polymer is less than 18, and wherein the acid content of the polymer blend is greater than 0.2%; and (b) a metal layer comprising a metal deposited on the outer layer of the polyethylene film.
    Type: Application
    Filed: July 30, 2020
    Publication date: July 13, 2023
    Inventors: Bo Lv, Xiaobing Yun, Jianping Pan, Jingyi Xu, Jichang Feng
  • Publication number: 20230192973
    Abstract: A shrink film comprising a monolayer or multi-layer film having at least one layer comprising a formulated resin; wherein the formulated resin comprises: a post-consumer recycled resin sourced from recycled high density polyethylene (HDPE) resin; wherein the post-consumer recycled resin has a density of from 0.94 g/cc to 0.97 g/cc, and a melt index, 12, of from 0.2 g/10 min to 1 g/10 min, and (i) a low density polyethylene (LDPE) wherein the LDPE has a density of from 0.915 g/cc to 0.925 g/cc and a melt index, 12, of from 0.1 g/10 min to 1 g/10 min, or (ii) a linear low density polyethylene (LLDPE) wherein the LLDPE has a density of from 0.915 g/cc to 0.945 g/cc and a melt index, 12, from 0.1 g/10 min to 1 g/10 min, or (iii) a combination of (i) and (ii).
    Type: Application
    Filed: May 10, 2021
    Publication date: June 22, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Weiming Ma, Shenglong Chen, Jichang Feng, Danielle Sook Leng Lee, Suny Markose, Nimisha Pathare
  • Patent number: 11312844
    Abstract: A composition suitable for making uncrosslinked polyethylene foam and an uncrosslinked polyethylene foam comprising: 50-95 wt. % of a low density polyethylene having a density ranging from 0.915 to 0.930 g/cc and melt index of 1-4 g/10 min; and 5-50 wt. % of an ethylene/alpha-olefin interpolymer having: a density ranging from 0.910-0.930 g/cc; a melt index ranging from 0.5 to 6.0 g/10 min; a Mw/Mn of from 2.8 to 4.5; and a ZSVR of 1.8 to 10.0.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: April 26, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Jian Wang, Jichang Feng, Xiao Bing Yun, Mehmet Demirors, Edward L. Lee, Hayley A. Brown, Bin Li
  • Publication number: 20220106465
    Abstract: Embodiments of the present disclosure generally relate to compositions suitable for manufacturing polyethylene foam. In one aspect, a composition suitable for making uncrosslinked low density polyethylene foam comprising at least 50 weight percent low density polyethylene based on the total weight of the composition, wherein the low density polyethylene has a density of 0.915 to 0.930 g/cm3 and a melt index (I2) of 1 to 4 g/10 minutes; and polytetrafluoroethylene having an average particle size of one micron to 15 microns.
    Type: Application
    Filed: June 29, 2019
    Publication date: April 7, 2022
    Inventors: Yunfeng Yang, Hongyu Chen, Jianping Pan, Bin Li, Lei Ying, Xiaobing Yun, Sheng Li, Jichang Feng
  • Publication number: 20210210691
    Abstract: Polymeric layers suitable for organic layers of electronic devices that show reduced driving voltage and/or increased luminous efficiency.
    Type: Application
    Filed: December 24, 2015
    Publication date: July 8, 2021
    Inventors: Minrong Zhu, Jichang Feng, Jing Jing Yan, Zhengming Tang, Shaoguang Feng, Hua Ren, Hong Yeop Na, Yoo-Jin Doh, Yuchen Liu, David D. Devore, Peter Trefonas, III, Liam P. Spencer
  • Publication number: 20200325313
    Abstract: A composition suitable for making uncrosslinked polyethylene foam and an uncrosslinked polyethylene foam comprising: 50-95 wt. % of a low density polyethylene having a density ranging from 0.915 to 0.930 g/cc and melt index of 1-4 g/10 min; and 5-50 wt. % of an ethylene/alpha-olefin interpolymer having: a density ranging from 0.910-0.930 g/cc; a melt index ranging from 0.5 to 6.0 g/10 min; a Mw/Mn of from 2.8 to 4.5; and a ZSVR of 1.8 to 10.0.
    Type: Application
    Filed: July 28, 2016
    Publication date: October 15, 2020
    Applicant: Dow Global Technologies LLC
    Inventors: Jian WANG, Jichang FENG, Xiao Bing YUN, Mehmet DEMIRORS, Edward L. LEE, Hayley A. BROWN, Bin LI
  • Publication number: 20200066993
    Abstract: Polymeric charge transfer layer compositions suitable for organic layers of electronic devices that show reduced driving voltage and increased luminous efficiency.
    Type: Application
    Filed: November 7, 2016
    Publication date: February 27, 2020
    Inventors: Yang LI, Minrong ZHU, Jichang FENG, Shaoguang FENG, Chun LIU, Yuchen LIU, David Dayton DEVORE, Peter TREFONAS, III, Hong Yeop NA, Robert WRIGHT, Liam Patrick SPENCER, John William KRAMER, Anatoliy SOKOLOV, Emad AQAD
  • Patent number: 10454036
    Abstract: The present invention relates to a polymeric charge transfer layer comprising a polymer and a p-dopant. The polymer comprises as polymerized units, Monomer A, Monomer B, and Monomer C crosslinking agent. The present invention further relates to an organic electronic device, especially an organic light emitting device containing the polymeric charge transfer layer.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: October 22, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials Korea Ltd., Rohm and Haas Electronic Materials LLC
    Inventors: Liam P. Spencer, Hong-Yeop Na, Yoo-Jin Doh, Chun Liu, Minrong Zhu, Jichang Feng, Zhengming Tang, Shaoguang Feng, Kenneth L. Kearns, Jr., Timothy De Vries, Sukrit Mukhopadhyay, John W. Kramer, Peter Trefonas, III, David D. Devore, William H. H. Woodward
  • Publication number: 20190207115
    Abstract: A polymer which has Mn at least 4,000 and comprises polymerized units of a compound of formula NAr1A2A3, wherein Ar1, Ar2 and Ar3 independently are C6-C40 aromatic substituents; Ar1, Ar2 and Ar3 collectively contain no more than one nitrogen atom and at least one of Ar1, Ar2 and Ar3 contains a vinyl group attached to an aromatic ring.
    Type: Application
    Filed: June 28, 2016
    Publication date: July 4, 2019
    Inventors: Robert David GRIGG, Liam P. Spencer, John W. Kramer, Chun Liu, David D. Devore, Shaoguang Feng, Jichang Feng, Minrong Zhu, Yang Li, Sukrit Mukhopadhyay, Anatoliy N. Sokolov, Matthew S. Remy, Peter Trefonas, Bethany Neilson
  • Publication number: 20190148664
    Abstract: A polymer which has Mn at least 4,000 and comprises polymerized units of a compound of formula NAr1Ar2Ar3, wherein Ar1, Ar2 and Ar3 independently are C6-C50 aromatic substituents; Ar1, Ar2 and Ar3 collectively contain at least two nitrogen atoms and at least 9 aromatic rings; and at least one of Ar1, Ar2 and Ar3 contains a vinyl group attached to an aromatic ring.
    Type: Application
    Filed: June 28, 2016
    Publication date: May 16, 2019
    Inventors: David Robert GRIGG, Liam P. SPENCER, John W. KRAMER, Chun LIU, David D. DEVORE, Shaoguang FENG, Jichang FENG, Minrong ZHU, Yang LI, Sukrit MUKHOPADHYAY, Anatoliy N. SOKOLOV, Matthew S. REMY, Peter TREFONAS, Bethany NEILSON
  • Patent number: 10256410
    Abstract: A light emitting device comprising a polymeric charge transfer layer, wherein the polymeric charge transfer layer is formed from a composition comprising a polymer, said polymer comprising one or more polymerized units derived from Structure A, and one or more polymerized units derived from Structure (B), each as follows: A) a monomer having the Structure (A), as defined herein: and B) a monomer that comprises one or more dienophile moieties.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: April 9, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC
    Inventors: Liam P. Spencer, Liang Hong, Chun Liu, Minrong Zhu, Jichang Feng, Jing Jing Yan, Zhengming Tang, Shaoguang Feng, Peter Trefonas, III, David D. Devore, Nolan T. McDougal
  • Publication number: 20180226584
    Abstract: The present invention relates to a polymeric charge transfer layer comprising a polymer and a p-dopant. The polymer comprises as polymerized units, Monomer A, Monomer B, and Monomer C crosslinking agent. The present invention further relates to an organic electronic device, especially an organic light emitting device containing the polymeric charge transfer layer.
    Type: Application
    Filed: January 8, 2015
    Publication date: August 9, 2018
    Inventors: Liam P. Spencer, Hong-Yeop Na, Yoo-Jin Doh, Chun Liu, Minrong Zhu, Jichang Feng, Zhengming Tang, Shaoguang Feng, Kenneth L. Kearns, JR., Timothy De Vries, Sukrit Mukhopadhyay, John W. Kramer, Peter Trefonas, III, David D. Devore, William H. H. Woodward
  • Publication number: 20180212180
    Abstract: The present invention provides a polymeric charge transfer layer composition comprising a polymer comprising, as polymerized units, at least one Monomer A and at least one Monomer B. It further provides an organic light emitting device and an organic electronic device comprising the polymeric charge transfer layer.
    Type: Application
    Filed: August 21, 2015
    Publication date: July 26, 2018
    Inventors: Robert David Grigg, Liam P. Spencer, John W. Kramer, Chun Liu, Sukrit Mukhopadhyay, David D. Devore, Shaoguang Feng, Jichang Feng, Minrong Zhu
  • Patent number: 9966537
    Abstract: Provided is a composition comprising a compound selected from Structure 1, as described herein:
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: May 8, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Kaitlyn Gray, Robert Wright, Liam Spencer, David Devore, David Pearson, Jichang Feng, Jing Jing Yan, Shaoguang Feng
  • Publication number: 20180006236
    Abstract: Organic compounds suitable for organic layers of electronic devices that show reduced driving voltage, increased luminous efficiency and/or increased power efficiency.
    Type: Application
    Filed: December 22, 2015
    Publication date: January 4, 2018
    Inventors: Zhengming Tang, Shaoguang Feng, Hong-Yeop Na, Chong Xing, Minrong Zhu, Robert J. Wright, David D. Devore, Jichang Feng, Kyung-Joo Lee
  • Publication number: 20170373253
    Abstract: Provided is a composition comprising a compound selected from Structure 1, as described herein:
    Type: Application
    Filed: December 22, 2015
    Publication date: December 28, 2017
    Inventors: Kaitlyn Gray, Robert Wright, Liam Spencer, David Devore, David Pearson, Jichang Feng, Jing Jing Yan, Shaoguang Feng
  • Patent number: 9793485
    Abstract: The invention provides compositions comprising crosslinkable BCB-functionalized materials for use in OLEDs applications. The inventive compositions can be used to form hole-transporting materials for use in electroluminescent devices. In particular, the invention provides a composition comprising at least one compound selected from Structure A, as described herein.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: October 17, 2017
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC
    Inventors: Minrong Zhu, Jichang Feng, Shaoguang Feng, Chun Liu, Nolan T. McDougal, David D. Devore, Peter Trefonas, III, Liam P. Spencer
  • Publication number: 20170229656
    Abstract: The invention provides compositions comprising crosslinkable BCB-functionalized materials for use in OLEDs applications. The inventive compositions can be used to form hole-transporting materials for use in electroluminescent devices. In particular, the invention provides a composition comprising at least one compound selected from Structure A, as described herein.
    Type: Application
    Filed: August 19, 2015
    Publication date: August 10, 2017
    Inventors: Minrong Zhu, Jichang Feng, Shaoguang Feng, Chun Liu, Nolan T. McDougal, David D. Devore, Peter Trefonas, III, Liam P. Spencer
  • Publication number: 20170170400
    Abstract: A light emitting device comprising a polymeric charge transfer layer, wherein the polymeric charge transfer layer is formed from a composition comprising a polymer, said polymer comprising one or more polymerized units derived from Structure A, and one or more polymerized units derived from Structure (B), each as follows: A) a monomer having the Structure (A), as defined herein: and B) a monomer that comprises one or more dienophile moieties.
    Type: Application
    Filed: August 20, 2015
    Publication date: June 15, 2017
    Inventors: Liam P. Spencer, Liang Hong, Chun Liu, Minrong Zhu, Jichang Feng, Jing Jing Yan, Zhengming Tang, Shaoguang Feng, Peter Trefonas, III, David D. Devore, Nolan T. McDougal