Patents Examined by Christopher M Rodd
  • Patent number: 12655287
    Abstract: The present invention is related to high Impact strength thermoplastic compositions comprising: a) from 10 to 90% by weight of a rubber-modified monovinylidene aromatic (co)polymer; b) from 10 to 90% by weight of a polyphenylene ether; wherein: said rubber-modified monovinylidene aromatic (co)polymer a) comprising: I) a matrix comprising monovinylidene aromatic polymer, and II) from 5 to 25% by weight of rubber in the form of discrete rubber particles dispersed within the matrix, wherein the rubber particles comprise a blend of at least two polybutadienes as well as graft- and block copolymers of polybutadiene and monovinylidene aromatic polymer segments, said rubber particles exhibit: —an average particle size by volume (D50) comprised between 0.8 and 5.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: June 16, 2026
    Assignee: TotalEnergies OneTech Belgium
    Inventor: Eloïne Npetgat
  • Patent number: 12655257
    Abstract: The present disclosure relates to a preparation method of a super absorbent polymer. More specifically, it relates to a preparation method of a super absorbent polymer, which can improve a drying efficiency in the preparation process and realize excellent absorption-related properties of the prepared super absorbent polymer by using a specific inorganic material in the reassembly process.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: June 16, 2026
    Assignee: LG Chem, Ltd.
    Inventor: Junwye Lee
  • Patent number: 12655314
    Abstract: A low volatile organic compound (VOC) coating composition with a low viscosity is described. The coating composition includes a hydrocarbon solvent; a reactive or non-reactive diluent; a drier composition; and a hyper-branched alkylated polymer. A colorant can be added so that the coating composition can be used as a stain, such as a wood stain. The hyper-branched alkylated polymer functions as the main binder to provide an effective coating composition having a relatively low VOC level.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: June 16, 2026
    Assignee: SWIMC LLC
    Inventors: Dun Zhang, Zhiwei Xie, Matthew H. Striewing, Frank F. Markovitz, II
  • Patent number: 12655329
    Abstract: Hot melt adhesive compositions prepared with a mixture of propylene copolymers are disclosed. The hot melt adhesive compositions require little to no oil content while providing high cohesion and excellent adhesion to nonwoven substrates and polymeric films. The hot melt adhesive compositions are particularly suitable for manufacturing absorbent construction articles.
    Type: Grant
    Filed: May 31, 2023
    Date of Patent: June 16, 2026
    Assignee: HENKEL AG & CO. KGaA
    Inventors: Darshak Desai, Yuhong Hu
  • Patent number: 12643966
    Abstract: The copolymerization of ethylene with vinylcyclohexane is carried out with a catalyst system comprising a bridged hafnocene. When relatively low levels of vinylcyclohexane are incorporated, the ethylene-vinylcyclohexane copolymers have high degrees of crystallinity as measured by differential scanning calorimetry (Xc in %). These copolymers have good thermoformability.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: June 2, 2026
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: XiaoChuan Wang, Peter Zoricak, Brian Molloy
  • Patent number: 12637558
    Abstract: Provided is syndiotactic polypropylene-based ethylene-propylene copolymers comprising a) 5 to 15% by weight of ethylene and 85 to 95% by weight of propylene; b) 60 to 90% rr triads; c) Mw (LS) of 10 to 250 kg/mol; and d) no substantial melting peak, wherein the heat of fusion of the peak is 5 J/g or less as determined by differential scanning calorimetry at a scan rate of 10° C./min (ASTM D3418-03).
    Type: Grant
    Filed: November 4, 2022
    Date of Patent: May 26, 2026
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Jingwen Zhang, Jo Ann M. Canich, Peijun Jiang, John R. Hagadorn, Chase A. Eckert, Sarah J. Mattler, Shuhui Kang
  • Patent number: 12630658
    Abstract: The copolymerization of ethylene with vinylcyclohexane (VCH) is carried out with a catalyst system comprising a bridged hafnocene. High levels of vinylcyclohexane incorporation can be achieved affording ethylene-vinylcyclohexane copolymers having low degrees of crystallinity as measured by differential scanning calorimetry (Xc in %). These copolymers have good barrier properties when made into film.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: May 19, 2026
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: Xiaochuan Wang, Peter Zoricak, Brian Molloy
  • Patent number: 12630671
    Abstract: A cyclic olefin polymer, a cyclic olefin polymer monomer, and an optical product using the foregoing cyclic olefin polymer are provided. The cyclic olefin polymer includes a repeat unit shown in Formula (1) and/or a repeat unit shown in Formula (2). In Formula (1), 0?p, and q?6; x?0, and y?0; 0?p1, q1?6, and p1 and q1 are not 0 at the same time; R1 to R12, Ra, Rb, Rc, Rd, R13, R14, R15, and R16 are separately and independently selected from a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group, a hydroxy group, an ester group, a cyano group, an amino group, a thiol group, and an atom or an atomic group that can replace the foregoing group; and any two, three, or four of R13, R14, R15, and R16 may be connected to form a cyclic structure.
    Type: Grant
    Filed: April 27, 2023
    Date of Patent: May 19, 2026
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hailiang Zou, Chen Chen, Huihui Zhou
  • Patent number: 12624145
    Abstract: The present invention relates to an aqueous binding composition containing a) a reducing sugar; b) ammonium sulphamate and/or sulphamate of an alkaline or alkaline-earth metal; c) a pH-adjusting agent selected from ammonium hydroxide (NH4OH), an organic and/or inorganic ammonium salt and/or an organic amine; and a resin (or pre-condensate) obtained by reaction of a polyaldehyde, a urea compound and at a lignin sulphonate and/or a condensation derivate thereof with a polyaldehyde, the resin being present in a percentage of at least 10% by weight on the dry weight of the composition. The binder may be efficiently used to bind cotton fibres, cellulose fibres, organic tissues, coal dust, natural and artificial inorganic fibres, thereby obtaining products with good mechanical properties.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: May 12, 2026
    Assignee: STM TECHNOLOGIES S.R.L.
    Inventors: Marco La Greca, Roberto Massini
  • Patent number: 12624210
    Abstract: A method and system for generating a rapid digestion process (“RDP”) product are described. The method includes receiving a bitumen compound and first heating the bitumen compound to 320° F. to 420° F. The method then proceeds to add tire rubber to the bitumen compound. The bitumen compound and the tire rubber are mixed for 5 minutes to 360 minutes during a second heating to 525° F. to 700° F. Further, sulfur is added to the mixture of tire rubber and bitumen compound. These steps generate the RDP product. The RDP product is then cooled for transfer to a storage vessel.
    Type: Grant
    Filed: October 3, 2022
    Date of Patent: May 12, 2026
    Assignee: Asphalt Sciences LLC
    Inventors: Joseph Randall Bruns, Hashem Hashemi
  • Patent number: 12624249
    Abstract: The present invention relates to an improved wood coating composition wherein said composition (C) comprises, relative to the total weight of composition (C), from 58.00 to 95.00 weight percentage of at least one alkyd resin or at least one drying oil, from 0.10 to 8.00 wt. % of at least one microcrystalline wax having a congealing point from 60° C. to 100° C., and from 5.00 to 34.00 wt. % of at least one synthetic micronized wax, said at least one synthetic micronized wax having a particle size D90 equal to or less than 36.0 ?m and a particle size D50 equal to or less than 20.0 ?m, wherein the congealing point of the microcrystalline wax (Wc) is measured according to the standard ASTM D938, and wherein the particle size of the at least one micronized wax (Mp) is measured according to the standard DIN ISO 13320.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: May 12, 2026
    Assignee: MUYLLE-FACON
    Inventors: Arne Verduyn, Elke De Meyer, Jan Torfs, Sam Van Der Heijden
  • Patent number: 12624250
    Abstract: A method for generating a shingle roofing coating is described. The method includes mixing 1% by weight to 20% by weight of an elastomeric polymer with an asphalt flux to generate a concentrate. The concentrate is then heated and mixed with an oxidized asphalt feedstock. The mixture of the concentrate and oxidized asphalt is then heated to generate the shingle roofing coating. The shingle roofing coating includes between 10% by weight and 30% by weight of the concentrate and between 0.1% by weight and 6% by weight of the elastomeric polymer.
    Type: Grant
    Filed: July 5, 2023
    Date of Patent: May 12, 2026
    Assignee: Asphalt Sciences LLC
    Inventors: Joseph Randall Bruns, Hashem Hashemi, Moises Cisneros Rached
  • Patent number: 12624131
    Abstract: In various embodiments, methods for producing aqueous polyisoprene latex from natural cis-1,4-polyisoprene are described. The natural cis-1,4-polyisoprene may be sourced from guayule scrubs. In various embodiments, the method comprises extracting guayule plant material to form a miscella, fractionating the miscella to a preliminary cement, diluting the preliminary cement to a cement for dispersing, dispersing the cement in an aqueous surfactant mixture under high shear to produce an emulsion, and de-solventizing the emulsion to produce an aqueous latex dispersion. The rubber solids level can then be adjusted by centrifugation and dilution in water to produce a final aqueous cis-1,4-polyisoprene latex.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: May 12, 2026
    Assignee: Bridgestone Corporation
    Inventors: Robert W. White, Michael R. Hartzell, Mark N. Dedecker, Jason K. Kwan
  • Patent number: 12623964
    Abstract: A method and system for generating a modified and enhanced dissolved tire rubber bitumen compound are described. The method includes receiving an rapid digestion process (“RDP”) compound, a bitumen compound, and a sulfur cross-linking agent. First heating the RDP compound, the bitumen compound, and the sulfur cross-linking agent to 320° F. to 420° F. with mixing for 3 to 5 hours. The method then proceeds to add SBC to the RDP compound, the bitumen compound, and the sulfur cross-linking agent. The RDP compound, the bitumen compound, the sulfur cross-linking agent, and the SBC are second heated to 320° F. to 420° F. with mixing for 15 minutes to 120 minutes.
    Type: Grant
    Filed: October 3, 2022
    Date of Patent: May 12, 2026
    Assignee: Asphalt Sciences LLC
    Inventors: Joseph Randall Bruns, Hashem Hashemi
  • Patent number: 12606695
    Abstract: The present invention relates to a tyre for vehicle wheels, in particular automobile wheels, characterised by a tread comprising at least one iso-styrene/trans-butadiene/terpene random terpolymer. Said tread is characterised by a greater tear resistance and a greater grip of the tyre to the roadbed.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: April 21, 2026
    Assignee: PIRELLI TYRE S.p.A.
    Inventors: Luca Giannini, Silvia Guerra, Antonio Proto, Carmine Capacchione, David Hermann Lamparelli, Veronica Paradiso
  • Patent number: 12595325
    Abstract: The invention provides a process for the preparation of a multimodal ethylene polymer in a multistage process in the presence of a catalyst comprising a complex of formula (Ix) wherein each X is a sigma donor ligand; each Het is independently a monocyclic or multicyclic heteroaromatic or heterocyclic group containing at least one heteroatom selected from O, N or S; L is a carbon, silicon or germanium based divalent bridge in which one or two backbone atoms link the ligands; M is Ti, Zr or Hf; each R1 is the same or different and is a linear C1-10 alkyl group, or linear C1-10 alkoxy, each n is 0 to 3; each R2 is the same or different and is a C1-10 alkyl group, C1-10 alkoxy group or —Si(R)3 group; each R is the same or different and is C1-10 alkyl or phenyl group optionally substituted by 1 to 3 C1-6 alkyl groups; and each p is 0 to 3.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: April 7, 2026
    Assignee: BOREALIS AG
    Inventors: Georgy Kipiani, Jyrki Kauhanen, Felice De Santis, Marja Mustonen, Matthias Hoff, Kalin Simeonov, Kimmo Hakala, Jarkko Hassinen, Maria Ranieri, Esko Saikkonen, Tiina Hämäläinen, Stefan Pollhammer, Pascal Castro, Irfan Saeed, Kalle Kallio
  • Patent number: 12595336
    Abstract: A method for producing a maleimide polyethylene glycol derivative, may including a reaction step of heating a maleimide polyethylene glycol derivative having a protective group, in a solvent in the presence of silica gel to cause deprotection. A maleimide polyethylene glycol derivative can be produced at a high maleimidization rate while restraining deterioration of a maleimide group on deprotecting the maleimide polyethylene glycol derivative having a protective group.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: April 7, 2026
    Assignee: NOF CORPORATION
    Inventors: Daiki Ozone, Shota Mori, Masaki Ota
  • Patent number: 12595358
    Abstract: A method of restoring an elastomer by providing an article containing a first elastomer and having a surface, contacting the surface with a layer conformal to the surface, and applying heat and pressure to the layer. The layer contains a second elastomer and a solute. The heat and pressure induce a transfer of the solute from the layer to the article.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: April 7, 2026
    Assignee: The Government of the United States of America, as represented by the Secretary of the Navy
    Inventors: Peter H. Mott, Howard L. Schrader, Nickolaus K. Weise
  • Patent number: 12590177
    Abstract: Provided are the following compound represented by General Formula (A) or (B), a curable resin composition including the compound, a cured product thereof, an optical member, and a lens: A ring Ar1 and a ring Ar2 represent an aromatic ring represented by a specific formula or a fused ring thereof, R1 and R2 represent a specific substituent, and v and w are a specific integer. R3 and R4 represent a hydrogen atom or a monovalent substituent, L1 and L2 represent an alkylene group having 1 to 6 carbon atoms, and Spa to Spd represent a single bond or a divalent linking group. Pol1 and Pol2 represent a hydrogen atom or a polymerizable group, in which at least one of Pol1 or Pol2 is a polymerizable group. Further, in the formulae, a structure represented by (R1)v—Ar1/cyclopentadiene skeleton/Ar2—(R2)w is not line-symmetrical.
    Type: Grant
    Filed: February 8, 2023
    Date of Patent: March 31, 2026
    Assignee: FUJIFILM Corporation
    Inventors: Takafumi Nakayama, Kosuke Chiba, Naoyuki Morooka
  • Patent number: 12590199
    Abstract: Provided is an antistatic resin composition including: a thermoplastic resin; and a conductive filler including carbon nanotubes, wherein the conductive filler is included in an amount of 1 wt % to 20 wt % based on the total weight of the composition. A molded article manufactured using the composition of the present invention has advantages in that tensile strength, impact resistance, and surface resistance are improved.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: March 31, 2026
    Assignee: DAEJIN ADVANCED MATERIALS INC.
    Inventors: Gwan Yeong Kim, Kyu Hyun Kang, Hye Won Jang, Sung-Bin Park, In Jeong Cho, Yoon-Jae Baek, Sora Sim