Patents by Inventor Daoqiang (Daniel) Lu

Daoqiang (Daniel) Lu 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: 20250207003
    Abstract: The present disclosure is directed to a two component (2K) composition comprising: (I) a first component comprising: a) at least one epoxy silane oligomer according to Formula (AI) wherein: Re is a C1-C6 alkyl group; Rf is an epoxide substituted C1-C12 alkyl group, C3-C18 cycloalkyl group or C2-C18 alkoxyalkyl group; Rg is H or a C1-C6 alkyl group; Rh is a C1-C6 alkyl group; i is an integer?1; and j is an integer?1; b) at least one polyepoxide compound having at least three epoxide groups per molecule; and, optionally c) at least one compound selected from the group consisting of monoepoxide compounds and diepoxide compounds; wherein the compounds of part b) and part c) do not meet Formula (AI); (II) a second component comprising: d) a curative consisting of at least two compounds possessing at least two epoxide reactive groups per molecule, said curative being characterized by comprising: at least one Mannich base; and at least one cycloaliphatic amine, wherein the two component (2K) composition
    Type: Application
    Filed: March 5, 2025
    Publication date: June 26, 2025
    Inventors: Chunfu Chen, Shuichi Iwasaki, Masao Kanari, Daoqiang Lu
  • Patent number: 12271524
    Abstract: A brain-computer aided analysis method for an aviation accident is provided. The method includes the steps of obtaining historical electroencephalogram (EEG) signals and historical psychological and physiological features of various pilots during flight to be recorded as first EEG signals and first features; training a feature recognition model by using the first EEG signals as an input and the first features as an output; inputting EEG signals of a pilot of an aviation accident aircraft into the feature recognition model, and outputting psychological and physiological features of the pilot of the aviation accident aircraft to be recorded as second features; determining whether the second features are abnormal or not according to the historical psychological and physiological features of the pilot of the aviation accident aircraft and the first features.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: April 8, 2025
    Assignee: Nanjing University of Aeronautics and Astronautics
    Inventors: Qijun Zhao, Xu Zhou, Binwu Ren, Xiayang Zhang, Daoqiang Zhang, Bo Wang
  • Publication number: 20230332025
    Abstract: The present invention relates to a two-part epoxy-based structural adhesive composition, comprising a first part and a second part, the first part comprising: i) a first aromatic difunctional epoxy resin having an epoxide equivalent weight (EEW) of less than 400 g/eq, ii) a second aromatic difunctional epoxy resin having an epoxide equivalent weight of from 400 g/eq to 3000 g/eq, and iii) a shell-core toughening agent; the second part comprising: I) a non-aromatic polyetheramide amine and II) an alicyclic amine. Moreover, the present invention also relates to a method for bonding substrates using the adhesive composition and an article bonded with the cured product of the adhesive composition and use of the composition in assembly of articles.
    Type: Application
    Filed: June 19, 2023
    Publication date: October 19, 2023
    Inventors: Bin Li, Yalong Qi, Chunfu Chen, Hongyu Chu, Daoqiang Lu
  • Publication number: 20230323173
    Abstract: This invention relates to an oil resistant adhesive composition, comprising at least one crystalline polyester polyol; at least one first amorphous aromatic polyester polyol having a glass transition temperature less than 0° C.; at least one second amorphous aromatic polyester polyol having a glass transition temperature greater than or equal to 0° C.; and at least one polyisocyanate. The oil resistant adhesive composition has excellent oil resistance and can be well applied to be used in wearable devices.
    Type: Application
    Filed: May 30, 2023
    Publication date: October 12, 2023
    Inventors: Xin Wang, Hongyu Chu, Daoqiang Lu, Benchi Lu
  • Patent number: 11597788
    Abstract: This invention relates to a light curable composition, comprising at least one acrylate monomer, at least one acrylamide compound, at least one acrylate oligomer, and at least one photoinitiator. The light curable composition of the present invention exhibits excellent elongation property after curing and is suitable to be applied for 3D printing.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: March 7, 2023
    Assignee: Henkel AG & Co. KGaA
    Inventors: Heqiang Zhang, Daoqiang Lu, Chongjian Song, Zuohe Wang, Benchi Lu
  • Patent number: 11566151
    Abstract: The present invention relates to a photo-curable liquid optically clear adhesive composition, to a cured adhesive and an article produced therefrom, and to the use thereof.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: January 31, 2023
    Assignee: Henkel AG & Co. KGaA
    Inventors: Hongyu Wang, Xin Wang, Junichi Sawanobori, Chunfu Chen, Daoqiang Lu, Victor Xinya Lu
  • Patent number: 11408590
    Abstract: A luminaire and an illumination system are disclosed. In an embodiment a luminaire includes at least one light-emitting semiconductor chip having a main emission side and a reflector having a reflection side facing the main emission side, the reflection side being a freeform different from a circle, an ellipse, a parabola or a hyperbola when seen in cross-section, wherein a base line of the reflector runs through the main emission side and a local height of the reflection side is measured against the base line, wherein a local focal length of the reflection side is increased along the local height, concerning ray bundles coming in parallel with the base line from an exterior of the luminaire during operation, and wherein local heights do not have a common focal point.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: August 9, 2022
    Assignees: TRAXON TECHNOLOGIES LTD., OSRAM GMBH
    Inventors: Daoqiang Zhang, Ming Sang Yau, RuiBin Huang
  • Publication number: 20220187914
    Abstract: A brain-computer aided analysis method for an aviation accident is provided. The method includes the steps of obtaining historical electroencephalogram (EEG) signals and historical psychological and physiological features of various pilots during flight to be recorded as first EEG signals and first features; training a feature recognition model by using the first EEG signals as an input and the first features as an output; inputting EEG signals of a pilot of an aviation accident aircraft into the feature recognition model, and outputting psychological and physiological features of the pilot of the aviation accident aircraft to be recorded as second features; determining whether the second features are abnormal or not according to the historical psychological and physiological features of the pilot of the aviation accident aircraft and the first features.
    Type: Application
    Filed: December 9, 2021
    Publication date: June 16, 2022
    Inventors: Qijun Zhao, Xu Zhou, Binwu Ren, Xiayang Zhang, Daoqiang Zhang, Bo Wang
  • Publication number: 20220017743
    Abstract: The present invention is directed to a photo-curable composition for use in additive manufacturing, said composition comprising, based on the total weight of the composition: from 10 to 80 wt. % of a) a dispersion of nanosilica particles in epoxy resin, said nanosilica particles having an average particle size (d50) of less than 50 nm, as measured by dynamic light scattering; from 10 to 80 wt. % of b) a toughened epoxy resin comprising i) core shell rubber particles; and, ii) at least one cycloaliphatic epoxy resin; and, from 0.1 to 10 wt. % of c) a photoinitatior, said photoinitator comprising an ionic photoacid generator.
    Type: Application
    Filed: September 28, 2021
    Publication date: January 20, 2022
    Inventors: Chunfu Chen, Masao Kanari, Leo Li, Daoqiang Lu
  • Publication number: 20210221930
    Abstract: This invention relates to a light curable composition, comprising at least one acrylate monomer, at least one acrylamide compound, at least one acrylate oligomer, and at least one photoinitiator. The light curable composition of the present invention exhibits excellent elongation property after curing and is suitable to be applied for 3D printing.
    Type: Application
    Filed: April 8, 2021
    Publication date: July 22, 2021
    Inventors: Heqiang Zhang, Daoqiang Lu, Chongjian Song, Zuohe Wang, Benchi Lu
  • Patent number: 10717907
    Abstract: The present invention provides a photo-curable adhesive composition for display panel assembly comprising a) at least one polyurethane acrylate having Tg value from ?70 to 20° C.; b) at least one (meth)acrylate monomer; c) at least one chain transfer agent; d) at least two thixotropy agents, wherein first thixotropy agent is selected from the group consisting of hydrophobic fumed silica, hydrophilic fumed silica and mixtures thereof and second thixotropy agent is selected from the group consisting of modified urea, polyhydroxycarboxylic acid esters and mixtures thereof; e) at least one photoinitiator; f) at least one plasticizer; and g) at least one defoamer. The photo-curable adhesive composition according to the present invention can be used in bonding two transparent substrates together or in bonding one transparent substrate and one opaque substrate together. Furthermore, the composition according to the present invention can be used in a process of making an optical assembly.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: July 21, 2020
    Assignee: Henkel AG & Co. KGaA
    Inventors: Hongyu Wang, Chunfu Chen, Daoqiang Lu, Minrui Li, Yinxiao Yuan
  • Publication number: 20190195465
    Abstract: A luminaire and an illumination system are disclosed. In an embodiment a luminaire includes at least one light-emitting semiconductor chip having a main emission side and a reflector having a reflection side facing the main emission side, the reflection side being a freeform different from a circle, an ellipse, a parabola or a hyperbola when seen in cross-section, wherein a base line of the reflector runs through the main emission side and a local height of the reflection side is measured against the base line, wherein a local focal length of the reflection side is increased along the local height, concerning ray bundles coming in parallel with the base line from an exterior of the luminaire during operation, and wherein local heights do not have a common focal point.
    Type: Application
    Filed: August 24, 2017
    Publication date: June 27, 2019
    Inventors: Daoqiang Zhang, Ming Sang Yau, RuiBin Huang
  • Patent number: 10308846
    Abstract: Disclosed is an adhesive composition, comprising: (A) a silane terminated oligomer; (B) a (meth)acrylate monomer; (C) optionally a (meth)acrylate oligomer; (D) a photoinitiator; and (E) optionally an organometallic catalyst. The adhesive composition is both ultraviolet curable and moisture curable. Also disclosed is a method of applying the adhesive composition, comprising: (i) coating the adhesive onto the substrate to be bonded; (ii) laminating or stacking the substrate to be bonded to form an assembly; (iii) irradiating the assembly by ultraviolet irradiation; and (iv) placing the assembly under the room temperature. The adhesive composition is useful in display panels, touch panels and optical devices.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: June 4, 2019
    Assignees: Henkel AG & Co. KGaA, Henkel IP & Holding GmbH
    Inventors: Rui Zhang, Daoqiang Lu, Shabbir Attarwala
  • Patent number: 10093837
    Abstract: A process for binding a top substrate to a base substrate is disclosed, in which (a) a liquid optically clear photo-curable adhesive is applied onto the top side of the base substrate, (b) the liquid optically clear photo-curable adhesive is partially cured by exposure to electromagnetic radiation comprising a wavelength ranging from 200 nm to 700 nm, (c) the top substrate is attached on the partially cured adhesive layer of step (b), (d) the adhesive is fully cured by exposure to electromagnetic radiation comprising a wavelength ranging from 200 nm to 700 nm.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: October 9, 2018
    Assignees: Henkel AG & Co. KGaA, Henkel IP & Holding GmbH
    Inventors: Daoqiang Lu, Masao Kanari, Junichi Sawanobori
  • Patent number: 9783713
    Abstract: The present invention provides a dual-curable adhesive composition, comprising: component (a): an epoxy resin; at least one selected from component (b) and component (c), wherein component (b) is a (meth)acrylate monomer, and component (c) is an oligomer containing a (meth)acryloxy group; component (d): a thermal polymerization catalyst which catalyzes the thermal polymerization reaction of component (a); and component (e): a photo polymerization initiator which initiates the photo polymerization reaction of component (a) and at least one selected from component (b) and component (c), wherein component (e) is a mixture of a cationic photo polymerization initiator and a radical photo polymerization initiator. The dual-curable adhesive composition of the present invention is used for bonding or laminating a transparent substrate with another transparent substrate, or bonding or laminating a transparent substrate with a non-transparent substrate.
    Type: Grant
    Filed: May 7, 2014
    Date of Patent: October 10, 2017
    Assignee: Henkel AG & Co. KGaA
    Inventors: Rui Zhang, Daoqiang Lu
  • Patent number: 9783710
    Abstract: The present invention provides an adhesive composition, which can be cured through three ways: UV-radiation curing, thermal-radiation curing and moisture-curing. The adhesive composition comprises a) an oligomer having an isocyanate group and a (meth)acryloxy group; b) a (meth)acrylic monomer and/or oligomer not having an isocyanate group; c) a photoinitiator; and d) a peroxide.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: October 10, 2017
    Assignees: Henkel AG & Co. KGaA, Henkel IP & Holding GmbH
    Inventors: Raymond Zhang, Daoqiang Lu, Shabbir Attarwala
  • Publication number: 20170253780
    Abstract: The present invention provides a photo-curable adhesive composition for display panel assembly comprising a) at least one polyurethane acrylate having Tg value from ?70 to 20° C.; b) at least one (meth)acrylate monomer; c) at least one chain transfer agent; d) at least two thixotropy agents, wherein first thixotropy agent is selected from the group consisting of hydrophobic fumed silica, hydrophilic fumed silica and mixtures thereof and second thixotropy agent is selected from the group consisting of modified urea, polyhydroxycarboxylic acid esters and mixtures thereof; e) at least one photoinitiator; f) at least one plasticizer; and g) at least one defoamer. The photo-curable adhesive composition according to the present invention can be used in bonding two transparent substrates together or in bonding one transparent substrate and one opaque substrate together. Furthermore, the composition according to the present invention can be used in a process of making an optical assembly.
    Type: Application
    Filed: May 18, 2017
    Publication date: September 7, 2017
    Inventors: Hongyu Wang, Chunfu Chen, Daoqiang Lu, Minrui Li, Yinxiao Yuan
  • Patent number: 9708518
    Abstract: The present invention relates to an optical transparent dual cure adhesive, and process for preparing this dual cure adhesive, and uses thereof. More particularly, the present invention relates to optical transparent adhesive, which is both capable of being UV-light cured and thermal cured, for example, it can be used for the bonding of touch screen of an electronic device and substrate.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: July 18, 2017
    Assignees: Henkel AG & Co. KGaA, Henkel IP & Holding GmbH
    Inventors: Rui Zhang, Daoqiang Lu
  • Patent number: D944657
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: March 1, 2022
    Inventor: Daoqiang Dong
  • Patent number: D1020485
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: April 2, 2024
    Inventor: Daoqiang Dong