Patents Examined by Jeffrey C. Mullis
  • Patent number: 11180646
    Abstract: Disclosed are films, and methods of making such films, the films comprising a first polyethylene and a hydrocarbon resin, which can provide improved friction performance. The hydrocarbon resin may be incorporated in neat form or as a blend, for instance with a second polyethylene that may be the same as or different from the first polyethylene.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: November 23, 2021
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Ke Ran Chen, Yichen Hu, Xin Hao Cai
  • Patent number: 11174327
    Abstract: There is provided a method for producing a modified polyvinyl alcohol resin, comprising step (A) of acetalizing polyvinyl alcohol particles swollen with a solvent capable of swelling the polyvinyl alcohol particles by reacting them with a carbonyl compound and/or an acetalized carbonyl compound in the presence of the solvent, wherein a content of an organic solvent in the solvent is 5% by mass or more.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: November 16, 2021
    Assignee: KURARAY CO., LTD.
    Inventors: Masahiro Baba, Toshinori Kato
  • Patent number: 11174358
    Abstract: A method may include reprocessing a polymer composition comprising a crosslinked polymeric composition, wherein the crosslinked polymeric composition comprises a matrix polymer having a polar polymer internal phase that is selectively crosslinked with a crosslinking agent, wherein the reprocessed polymer composition retains an environmental stress cracking resistance within 60% of the value for the initial polymer composition when measured according to ASTM D-1693 procedure B and wherein the reprocessed polymer composition presents a Normalized Property Balance Index (NPBI) greater than about 1.0.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: November 16, 2021
    Assignee: Braskem S.A.
    Inventors: Ana Paula Rodrigues Camilo, Bárbara Iria Silva Mano, Marcelo Farah, Marcos Roberto Paulino Bueno, Mariele Kaipers Stocker
  • Patent number: 11174384
    Abstract: A composition for producing a thermoplastic moulding material, wherein the composition comprises the following components: A) aromatic polycarbonate or polyestercarbonate, B) rubber-modified vinyl (co)polymer, C) a hydrocarbon resin containing aromatic and aliphatic structural units, D) optionally further additives distinct from component C, wherein, for component C, a ratio of an integrated peak area of an FTIR spectrum in a wavenumber range of 1630 cm-1 to 1560 cm-1 to an integrated peak area of an FTIR spectrum in a wavenumber range of 1520 cm-1 to 1350 cm-1 is in a range from (80-160)·10?3. A process for producing a moulding material, the moulding material itself, a process for producing injection-moulded or thermoformed moulded articles, and moulded articles obtainable from the composition or the moulding material.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: November 16, 2021
    Assignee: COVESTRO DEUTSCHLAND AG
    Inventor: Kristina Pupovac
  • Patent number: 11174360
    Abstract: The present application relates to a block copolymer and a use thereof. The present application can provide a laminate which is capable of forming a highly aligned block copolymer on a substrate and thus can be effectively applied to production of various patterned substrates, and a method for producing a patterned substrate using the same.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: November 16, 2021
    Inventors: Mi Sook Lee, Se Jin Ku, No Jin Park, Jung Keun Kim, Je Gwon Lee, Hyung Ju Ryu, Eun Young Choi
  • Patent number: 11174379
    Abstract: A polyolefin composition made from or containing: T1) 70-95 wt %, of a polyolefin component containing: a1) from 30 wt % to 70 wt % of a propylene based polymer; and a2) from 30 wt % to 70 wt % of an ethylene based polymer; and T2) 5-30 wt % of a polyolefin component containing: A) 5-35% by weight of a propylene homopolymer or a propylene ethylene copolymer; B) 25-50% by weight of a copolymer of ethylene and a C3-C8 alpha-olefin containing 0.1-20% by weight of C3-C8 alpha-olefin units; and C) 30-60% by weight of a copolymer of ethylene and propylene containing 25-75% by weight of ethylene units.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: November 16, 2021
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Roberto De Palo, Claudio Cavalieri
  • Patent number: 11161945
    Abstract: A polymer composition may include a crosslinked polymeric additive composition that includes a matrix polymer comprising a polyolefin, and one or more polymer particles dispersed in the polymer matrix, wherein the one or more polymer particles comprise a polar polymer selectively crosslinked with a crosslinking agent; and a secondary polymer composition.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: November 2, 2021
    Assignee: Braskem S.A.
    Inventors: Ana Paula Rodrigues Camilo, Bárbara Iria Silva Mano, Marcelo Farah, Marcos Roberto Paulino Bueno, Mariele Kaipers Stocker
  • Patent number: 11160764
    Abstract: The invention relates to a silyl-containing polymer that is used, together with a tackifying resin to form an adhesive composition capable of storing and delivering drugs to the skin of a user. Typically the composition is formed into a patch which shows excellent adhesion to the skin even when drugs and other additives are dissolved into the composition.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: November 2, 2021
    Assignees: Medherant Limited, Bostik SA
    Inventors: David Haddleton, David Goubard, Ciaran O'Driscoll
  • Patent number: 11161928
    Abstract: A star block copolymer and a thermoplastic elastomer including plurality of the star block copolymers and a method of making both is taught. The star block copolymers of the present invention include a core component having a styrene oligomer wherein arms emanate from the core component and the arms are poly(isobutylene-block-styrene) diblock copolymers.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: November 2, 2021
    Assignee: The University of Akron
    Inventors: Joseph Kennedy, Turgut Nugay, Nihan Nugay
  • Patent number: 11161968
    Abstract: A composite material includes polypropylene in an amount between 60 wt. % and 95 wt. %, glass bubbles in an amount between 3.0 wt. % and 20.0 wt. %, a secondary structural filler of magnesium oxysulfate or wollastonite in an amount greater than 0.0 wt. % and up to 30.0 wt. %, and at least one additive. In one form of the composite material, the secondary structural filler is either magnesium oxysulfate or wollastonite. In another form the magnesium oxysulfate is in an amount between 2.0 wt. % and 6.0 wt. %. in yet another form the wollastonite is in an amount between 6.0 wt. % and 12.0 wt. %.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: November 2, 2021
    Assignee: Ford Global Technologies, LLC
    Inventors: Paul Kenneth Dellock, Richard Gall, Stuart C. Salter, Talat Karmo, LaRon Michelle Brown
  • Patent number: 11155651
    Abstract: An object of the present invention is to provide a modified vinyl alcohol polymer having a sulfonic acid or a salt thereof, the polymer having notably improved water solubility as compared with a pre-modified vinyl alcohol polymer. A modified vinyl alcohol polymer (A) has in a side chain thereof a sulfonic acid group or a salt thereof, and in the modified vinyl alcohol polymer (A), a degree of modification with the sulfonic acid group or the salt thereof is 0.01 mol % or more and 10 mol % or less, and a block character of residual vinyl ester units is 0.55 or more and 1 or less.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: October 26, 2021
    Assignee: KURARAY CO., LTD.
    Inventor: Shinsuke Nii
  • Patent number: 11149143
    Abstract: A resin composition (E) includes from 0.1 to 20 parts by mass of an ethylene-vinyl alcohol copolymer (B), from 0.1 to 20 parts by mass of an acid-modified polyolefin (C), and from 0.1 to 10 parts by mass of an acid-modified polyolefin (D) based on 100 parts by mass of a polyolefin (A), wherein the polyolefin (A) has an MFR (190° C., under a load of 2.16 kg) from 0.01 to 10 g/10 min, the acid-modified polyolefin (C) has an acid value from 0.1 to 9 mg KOH/g, the acid-modified polyolefin (D) has an acid value of more than 10 mg KOH/g and 120 mg KOH/g or less, and a ratio (D/A) of an MFR (190° C., under a load of 2.16 kg) of the acid-modified polyolefin (D) to the MFR (190° C., under a load of 2.16 kg) of the polyolefin (A) is 50 or more. The resin composition (E) of the present invention causes reduction in the amount of deteriorated materials adhering to a screw and/or a die even when long-term continuous melt molding is conducted.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: October 19, 2021
    Assignee: KURARAY CO., LTD.
    Inventors: Yu Ito, Makoto Suzuki, Makoto Okamoto
  • Patent number: 11148099
    Abstract: A graphene-based membrane and a method of producing the same are disclosed. The graphene-based membrane may include a graphene-polymer composite, wherein the graphene-polymer composite may consist of an amine functionalized graphene and a polymer containing an anhydride group as a linker for linking the amine functionalized graphene to the polymer. The graphene-based membrane may be constructed of a single-layer. A method may include reacting a polymer containing an anhydride with an amine functionalized graphene in presence of a solvent to form an intermediate product; and thermal imidizing the intermediate product to form a graphene grafted polymer composite for use in fabricating a graphene-based membrane.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: October 19, 2021
    Assignee: Ngee Ann Polytechnic
    Inventors: James Antony Prince, Sowrirajalu Bhuvana, Anbharasi Vanangamudi, Gurdev Singh
  • Patent number: 11147716
    Abstract: Provided are buffered adhesive compositions comprising a high molecular weight non-neutralized polymeric acid and a high molecular weight partially neutralized polymeric acid and products such as wound dressings and ostomy skin barriers incorporating the compositions.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: October 19, 2021
    Assignee: HOLLISTER INCORPORATED
    Inventors: Michael Gerard Taylor, Richard Iwao Murahata
  • Patent number: 11136452
    Abstract: Provided are poly(methyl methacrylate) resin compositions containing (a) a methyl methacrylate polymer, and (b) a multistage acrylic impact modifier containing (i) a core-shell polymer, and (ii) an overpolymer containing methyl methacrylate monomers and a chain transfer agent.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: October 5, 2021
    Assignee: Rohm and Haas Company
    Inventors: Steven Brown, Carlos A. Cruz, Morris Wills
  • Patent number: 11131130
    Abstract: The present disclosure provides a plastic living hinge. The plastic living hinge includes a blend containing (A) an ethylene-based polymer; (B) a propylene-based polymer; and (C) a composite component selected from the group consisting of a block composite, a crystalline block composite, and a combination thereof.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: September 28, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin LiPiShan, Keran Lu, Mridula Kapur
  • Patent number: 11111319
    Abstract: A polyvinyl alcohol has a number-average molecular weight (Mn) from 4,400 to 440,000, a molecular weight distribution (Mw/Mn) from 1.05 to 1.70, a degree of saponification from 80 to 99.99 mol %, and a carbon-carbon double bond content (X) of 0.1 mol % or less based on total monomer units, and satisfying a formula (1) below. A polyvinyl alcohol, having a narrow molecular weight distribution and a high number-average molecular weight with good hue, and a method for producing the same are thus provided.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: September 7, 2021
    Assignee: KURARAY CO., LTD.
    Inventors: Yusuke Amano, Takumi Takayama, Kazuhiko Maekawa
  • Patent number: 11111331
    Abstract: The present application may provide a block copolymer and a use thereof. The present application may provide a block copolymer and a use thereof. The block copolymer of the present application may have excellent self-assembly properties or phase separation characteristics and simultaneously have characteristics capable of changing the self-assembly structure formed once, or provide a block copolymer capable of forming a pattern of phase separation structures in a polymer membrane.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: September 7, 2021
    Inventors: No Jin Park, Jin Kon Kim, Chung Ryong Choi, Sung Soo Yoon
  • Patent number: 11111366
    Abstract: Polymer compositions may include a polymer matrix containing a polyolefin, one or more polymer particles dispersed in the polymer matrix, wherein the one or more polymer particles include a polar polymer selectively crosslinked with a crosslinking agent, and wherein the one or more polymer particles has an average particle size of up to 200 ?m. Processes of preparing a polymer composition may include mixing a polyolefin, a polar polymer, and a crosslinking agent; and selectively crosslinking the polar polymer with the crosslinking agent in the presence of the polyolefin. Methods may include increasing stress cracking resistance of a polyolefin by mixing a polar polymer with the polyolefin; and selectively crosslinking the polar polymer in the presence of the polyolefin with a crosslinking agent to form crosslinked polar polymer particles dispersed in the polyolefin.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: September 7, 2021
    Assignees: Braskem S.A., Universidade Federal do Rio de Janeiro
    Inventors: Alberto Cláudio Habert, Cristiano Piacsek Borges, Cristina Cardoso Pereira, Maria Elizabeth Ferreira Garcia, Jane Hitomi Fujiyama-Novak, Rafael Aislan Amaral, Bárbara Iria Silva Mano, Vinicius Galhard Grassi, Rogério Massanori Sakahara, Marcelo Farah, Mariele Kaipers Stocker, Marcos Roberto Paulino Bueno
  • Patent number: 11111377
    Abstract: The present invention relates to a resin composition including (1) 80 wt % to 99.8 wt % of a butadiene-based graft copolymer mixture; (2) 0.1 wt % to 10 wt % of a graft copolymer including a derived unit from a polyolefin-based polymer, a derived unit from a vinyl cyanide compound and a derived unit from an aromatic vinyl-based compound; and (3) 0.1 wt % to 10 wt % of an alpha olefin-based copolymer.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: September 7, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Seung Cheol Ryoo, Sung Hwan Yoon, Hyun Ki Kim, Seong Lyong Kim, Jin Oh Nam