Patents by Inventor Zai-Ming Qiu

Zai-Ming Qiu 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).

  • Patent number: 12227721
    Abstract: A composition includes a compound having structural formula (I): Rf—S—Rh (I) wherein (i) Rf is a partially fluorinated or perfluorinated group having 2 to 6 carbon atoms and optionally comprises one or more catenated heteroatoms, and (ii) Rh is a non-fluorinated hydrocarbon group having 1-3 carbon atoms and optionally comprises one or more catenated heteroatoms. The composition further includes an organic lubricant contaminant.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: February 18, 2025
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Michael G. Costello, Zai-Ming Qiu, David J. Lundberg, Alexandre R. Monteil
  • Patent number: 12168647
    Abstract: Described herein are compounds according to Formula (I) wherein Rf is a perfluorinated divalent group comprising 2 to 12 carbon atoms; and Z is selected from —CH?CH2, and —CH2CH?CH. A method of making the compound from a functionalized vinyl ether and ammonia is disclosed. In one embodiment, the functionalized triazine-containing compound is used in the polymerization of a fluoropolymer. In another embodiment, the functionalized triazine-containing compound is used in a curable fluoropolymer composition and cured to form articles.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: December 17, 2024
    Assignee: 3M Innovative Properties Company
    Inventors: Michael H. Mitchell, Tatsuo Fukushi, Miguel A. Guerra, Zai-Ming Qiu, Justin T. Roop
  • Publication number: 20240318026
    Abstract: Coating compositions are described comprising a fluoropolymer; a fluorinated solvent; and a fluorinated alcohol. In some embodiments, the coating composition further comprises a compound with one or more alkoxy silane groups and/or a compound with one or more amine groups. When such compound is a crosslinking compound, the fluoropolymer typically comprises cure sites. The coating composition may further comprise fillers such as silica, glass fibre, (e.g. crystalline) fluoropolymer particles, and combination thereof. Also described are methods of coating a substrate and articles, such as telecommunication articles.
    Type: Application
    Filed: August 12, 2022
    Publication date: September 26, 2024
    Inventors: Zai-Ming Qiu, Naiyong Jing
  • Publication number: 20240227357
    Abstract: A method of bonding a substrate is described comprising providing a fluoropolymer film comprising: i) a first fluoropolymer comprising at least 80, 85, or 90 wt. % of polymerized perfluorinated monomers; ii) optionally a second fluoropolymer having a greater amount of polymerized tetrafluoroethylene than the first fluoropolymer; wherein the first fluoropolymer and/or second fluoropolymer when present comprises halogen cure sites; and iii) one or more compounds comprising an electron donor group and one or more ethylenically unsaturated groups; applying the fluoropolymer film to a substrate; and heating the fluoropolymer film to a temperature of at least 150, 160, 170, 180, 190 or 200° C.
    Type: Application
    Filed: April 20, 2023
    Publication date: July 11, 2024
    Inventors: Naiyong Jing, Xiaoming Kou, Leon M. Lillie, Maria C. Lindsay, Tatsuo Fukushi, Steffen Vowinkel, Jun Chen, Hong Qian, Zai-Ming Qiu, Timothy A. Mertens
  • Publication number: 20240218202
    Abstract: Electronic telecommunication article is described comprising a crosslinked fluoropolymer layer. The crosslinked fluoropolymer layer comprises the reaction product of a fluoropolymer and a fluorinated curing agent. Suitable fluorinated curing agent may comprise amine groups or at least one amine group in combination with one or more alkoxy silane groups. Also described are compositions comprising a fluoropolymer and a fluorinated curing agent and optionally fluorinated solvent; as well as methods of making coated substrates and articles.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 4, 2024
    Inventors: Zai-Ming Qiu, Naiyong Jing
  • Publication number: 20240209217
    Abstract: An electronic telecommunication article is described comprising a layer of fluoropolymer composition comprising an uncrosslinked fluoropolymer comprising at least 80, 85, or 90% by weight of polymerized units perfluorinated monomers including one or more unsaturated perfluorinated alkyl ethers. In typical embodiments, the uncrosslinked fluoropolymer comprises at least 10, 20, or 30 wt. % of one or more unsaturated perfluorinated alkyl ethers. The uncrosslinked fluoropolymer may be characterized as amorphous. The uncrosslinked fluoropolymer is soluble in fluorinated solvent. Also described are coated (e.g. copper) substrates, methods, and compositions.
    Type: Application
    Filed: April 6, 2022
    Publication date: June 27, 2024
    Inventors: Naiyong Jing, Klaus Hintzer, Xiaoming Kou, Cheng Li, Zai-Ming Qiu, Siwei Leng, Leon M. Lillie, Michael C. Dadalas, Steffen Vowinkel, Timothy A. Mertens, Tatsuo Fukushi
  • Publication number: 20240194371
    Abstract: Electronic telecommunication articles are described comprising a layer of fluoropolymer composition comprising a fluoropolymer or fluoropolymer blend comprising at least 1 wt. % and less than 30 wt. % of polymerized units of unsaturated (per)fluorinated alkyl ether(s). Also described are methods of making a coated substrate, a substrate comprising a fluoropolymer composition, and fluoropolymer compositions.
    Type: Application
    Filed: April 7, 2022
    Publication date: June 13, 2024
    Inventors: Naiyong Jing, Klaus Hintzer, Xiaoming Kou, Cheng Li, Zai-Ming Qiu, Siwei Leng, Leon M. Lillie, Michael C. Dadalas, Steffen Vowinkel, Timothy A. Mertens, Tatsuo Fukushi
  • Publication number: 20240186031
    Abstract: Electronic telecommunication articles are described comprising a layer of fluoropolymer composition comprising: an amorphous fluoropolymer comprising at least 80, 85, or 90% by weight of polymerized units perfluorinated monomers including one or more unsaturated perfluorinated alkyl ethers; and crystalline fluoropolymer; wherein the fluoropolymer composition lacks crosslinks of a chemical curing agent. Also described are methods of making a coated substrate, substrates comprising a fluoropolymer composition, and fluoropolymer compositions.
    Type: Application
    Filed: April 7, 2022
    Publication date: June 6, 2024
    Inventors: Naiyong Jing, Klaus Hintzer, Xiaoming Kou, Cheng Li, Zai-Ming Qiu, Siwei Leng, Leon M. Lillie, Michael C. Dadalas, Steffen Vowinkel, Timothy A. Mertens, Tatsuo Fukushi, Maria C. Lindsay
  • Patent number: 11920102
    Abstract: A deposition composition includes a solvent comprising a hydrofluorothioether compound represented by the following general formula (I): Rf—S—Rh where Rf is a fluorinated or perfluorinated group having 2-9 carbon atoms and optionally includes one or more catenated heteroatoms or chlorine atoms, and Rh is a non-fluorinated hydrocarbon group having 1-3 carbon atoms. The deposition composition further includes a coating material that is soluble or dispersible in said solvent.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: March 5, 2024
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Jason M. Kehren, David J. Lundberg, Zai-Ming Qiu, Michael G. Costello, Michael J. Bulinski, Alexandre R. Monteil
  • Publication number: 20240052191
    Abstract: Electronic telecommunication articles are described comprising a crosslinked fluoropolymer layer comprising fluoropolymer particles having a particle size of greater than 1 micron. In typical embodiments, the crosslinked fluoropolymer layer is a in substrate, patterned (e.g. photoresist) layer, insulating layer, passivation layer, cladding, protective layer, or a combination thereof. Also describes are methods of making an electronic telecommunications article and method of forming a patterned fluoropolymer layer. The fluoropolymer preferably comprises at least 80, 85, or 90% by weight of polymerized units of perfluorinated monomers and cure sites selected from nitrile, iodine, bromine, and chlorine. Illustrative electronic communication articles include integrated circuits, printed circuit boards, antennas, and optical fiber cables. Fluoropolymer compositions are also described.
    Type: Application
    Filed: November 24, 2021
    Publication date: February 15, 2024
    Inventors: Cheng Li, Naiyong Jing, Zai-Ming Qiu, Klaus Hintzer, Maria C. Lindsay
  • Publication number: 20230407075
    Abstract: Electronic telecommunication articles are described comprising a crosslinked fluoropolymer layer. In typical embodiments, the crosslinked fluoropolymer layer is a substrate, patterned (e.g. photoresist) layer, insulating layer, passivation layer, cladding, protective layer, or a combination thereof. Also describes are methods of making an electronic telecommunications article and method of forming a patterned fluoropolymer layer. The fluoropolymer preferably comprises at least 80, 85, or 90% by weight of polymerized units of perfluorinated monomers and cure sites selected from nitrile, iodine, bromine, and chlorine. Illustrative electronic communication articles include integrated circuits, printed circuit boards, antennas, and optical fiber cables. Fluoropolymer compositions are also described.
    Type: Application
    Filed: August 28, 2023
    Publication date: December 21, 2023
    Inventors: Naiyong Jing, Cheng Gu, Klaus Hintzer, Tho Q. Nguyen, Peter J. Scott, Cheng Li, Zai-Ming Qiu, Yong Wu
  • Patent number: 11781004
    Abstract: Electronic telecommunication articles are described comprising a crosslinked fluoropolymer layer. In typical embodiments, the crosslinked fluoropolymer layer is a substrate, patterned (e.g. photoresist) layer, insulating layer, passivation layer, cladding, protective layer, or a combination thereof. Also describes are methods of making an electronic telecommunications article and method of forming a patterned fluoropolymer layer. The fluoropolymer preferably comprises at least 80, 85, or 90% by weight of polymerized units of perfluorinated monomers and cure sites selected from nitrile, iodine, bromine, and chlorine. Illustrative electronic communication articles include integrated circuits, printed circuit boards, antennas, and optical fiber cables. Fluoropolymer compositions are also described.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: October 10, 2023
    Assignee: 3M Innovative Properties Company
    Inventors: Naiyong Jing, Cheng Gu, Klaus Hintzer, Tho Q. Nguyen, Peter J. Scott, Cheng Li, Zai-Ming Qiu, Yong Wu
  • Patent number: 11773352
    Abstract: A composition including a compound having structural formula (I): Rf is a linear or branched perfluoroalkyl group having 1-3 atoms; n is 0-2; x is 1-3; and Rf? and Rf? are (i) independently, a linear or branched perfluoroalkyl group having 1-8 carbon atoms; or (ii) are bonded together to form a ring structure having 4-8 carbon atoms. The composition further includes a hydrocarbon contaminant.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: October 3, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Sean M. Smith, Michael J. Bulinski, Michael G. Costello, Forrest A. Coughlin, Hui Ren, Zai-Ming Qiu
  • Publication number: 20230135565
    Abstract: Electronic telecommunication articles are described comprising a crosslinked fluoropolymer layer. In typical embodiments, the crosslinked fluoropolymer layer is a substrate, patterned (e.g. photoresist) layer, insulating layer, passivation layer, cladding, protective layer, or a combination thereof. Also describes are methods of making an electronic telecommunications article and method of forming a patterned fluoropolymer layer. The fluoropolymer preferably comprises at least 80, 85, or 90% by weight of polymerized units of perfluorinated monomers and cure sites selected from nitrile, iodine, bromine, and chlorine. Illustrative electronic communication articles include integrated circuits, printed circuit boards, antennas, and optical fiber cables. Fluoropolymer compositions are also described.
    Type: Application
    Filed: November 3, 2020
    Publication date: May 4, 2023
    Inventors: Naiyong Jing, Cheng Gu, Klaus Hintzer, Tho Q. Nguyen, Peter J. Scott, Cheng Li, Zai-Ming Qiu, Yong Wu
  • Publication number: 20230056641
    Abstract: A deposition composition includes a solvent comprising a hydrofluorothioether compound represented by the following general formula (I): Rf—S—Rh where Rf is a fluorinated or perfluorinated group having 2-9 carbon atoms and optionally includes one or more catenated heteroatoms or chlorine atoms, and Rh is a non-fluorinated hydrocarbon group having 1-3 carbon atoms. The deposition composition further includes a coating material that is soluble or dispersible in said solvent.
    Type: Application
    Filed: January 21, 2021
    Publication date: February 23, 2023
    Inventors: Jason M. Kehren, David J. Lundberg, Zai-Ming Qiu, Michael G. Costello, Michael J. Bulinski, Alexandre R. Monteil
  • Publication number: 20220298454
    Abstract: A composition includes a compound having structural formula (I): Rf—S—Rh (I) wherein (i) Rf is a partially fluorinated or perfluorinated group having 2 to 6 carbon atoms and optionally comprises one or more catenated heteroatoms, and (ii) Rh is a non-fluorinated hydrocarbon group having 1-3 carbon atoms and optionally comprises one or more catenated heteroatoms. The composition further includes an organic lubricant contaminant.
    Type: Application
    Filed: May 6, 2020
    Publication date: September 22, 2022
    Inventors: Michael G. Costello, Zai-Ming Qiu, David J. Lundberg, Alexandre R. Monteil
  • Publication number: 20220235016
    Abstract: Described herein are compounds according to Formula (I) wherein Rf is a perfluorinated divalent group comprising 2 to 12 carbon atoms; and Z is selected from —CH?CH2, and —CH2CH?CH. A method of making the compound from a functionalized vinyl ether and ammonia is disclosed. In one embodiment, the functionalized triazine-containing compound is used in the polymerization of a fluoropolymer. In another embodiment, the functionalized triazine-containing compound is used in a curable fluoropolymer composition and cured to form articles.
    Type: Application
    Filed: June 22, 2020
    Publication date: July 28, 2022
    Inventors: Michael H. Mitchell, Tatsuo Fukushi, Miguel A. Guerra, Zai-Ming Qiu, Justin T. Roop
  • Publication number: 20220227718
    Abstract: Described herein are compounds according to Formula (I) wherein each Rf is independently selected from a perfluorinated divalent group comprising 2 to 12 carbon atoms; and m is an integer independently selected from 1 to 3. A method of making the compound from a hydroxy-containing vinyl ether and excess ammonia is disclosed. In one embodiment, the hydroxy-functionalized triazine compound is used in a curable fluoropolymer composition and cured to form articles.
    Type: Application
    Filed: June 22, 2020
    Publication date: July 21, 2022
    Inventors: Miguel A. Guerra, Tatsuo Fukushi, Michael H. Mitchell, Zai-Ming Qiu
  • Publication number: 20220056382
    Abstract: A composition including a compound having structural formula (I): Rf is a linear or branched perfluoroalkyl group having 1-3 atoms; n is 0-2; x is 1-3; and Rf? and Rf? are (i) independently, a linear or branched perfluoroalkyl group having 1-8 carbon atoms; or (ii) are bonded together to form a ring structure having 4-8 carbon atoms. The composition further includes a hydrocarbon contaminant.
    Type: Application
    Filed: December 20, 2019
    Publication date: February 24, 2022
    Inventors: Sean M. Smith, Michael J. Bulinski, Michael G. Costello, Forrest A. Coughlin, Hui Ren, Zai-Ming Qiu
  • Patent number: 11015114
    Abstract: Article comprising particles in an organic polymer matrix comprising a cured thiol-alkene resin having a Tg>20° C., wherein the particles comprise a composite core and a continuous nonmetallic inorganic coating covering the composite core, wherein the composite core comprises a nonmetallic inorganic matrix, ligands, and quantum dots, wherein the nonmetallic inorganic matrix is present in the composite core in an amount of up to 40 volume percent, and wherein the coating has an average thickness up to 5 micrometers. Exemplary articles described herein can be made for use in display applications such as films, LED caps, LED coatings, LED lenses, and light guides. Exemplary articles described herein can be made for use in nondisplay applications such as security applications where quantum dot phosphors are used to provide fluorescence at selected or tailored wavelengths. In such uses, the organic polymer matrix could be a label or a coating on a label, or other articles such as a card or tag.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: May 25, 2021
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Kenton D. Budd, Zai-Ming Qiu, Mahmut Aksit, Neeraj Sharma