Patents Assigned to 3M
  • Patent number: 11505894
    Abstract: Articles are provided that include a fibrous substrate and porous polymeric particles. At least 50% of the porous polymeric particles are bound to the fibrous substrate. Methods of making the articles are provided that include providing porous polymeric particles, providing a fibrous substrate, and binding the porous polymeric particles to the fibrous substrate. The articles can be used for fluid management.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: November 22, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Ibrahim A. El Hedok, Hassan Sahouani, Jennifer N. Hanson, Bradley W. Eaton
  • Patent number: 11503929
    Abstract: The present disclosure provides adhesive mounting articles that can be removed from surfaces without damage by having reduced contribution of a hardgood to the peel force generated by the adhesive article during removal. In some instances, this can be accomplished by a hardgood that is flexible in a peel direction and rigid in a weight hanging direction. Such hardgoods may include a plurality of minimally connected body segments arranged about the transverse axis of the hardgood body.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: November 22, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Payam Khodaparast, Erik M. Anderson, Kevin W. Weber
  • Patent number: 11499032
    Abstract: Described herein are fluoropolymer compositions comprising a compound of Formula (I) wherein X1 is selected from O or S; L is a divalent linking group comprising at least one aromatic ring; O and X2 comprises a carbon-carbon double bond. In one embodiment, the phthalonitrile-containing compound is added to a composition comprising (i) a fluorinated elastomeric gum, wherein the fluorinated elastomeric gum comprises a fluoropolymer having a cure-site and (ii) a peroxide curing system.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: November 15, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Michael H. Mitchell, Benjamin J. Anderson, Gregg D. Dahlke, Tatsuo Fukushi
  • Patent number: 11498320
    Abstract: Multilayer films and adhesive tapes that include such films, wherein the multilayer films include plasticized polyvinyl chloride and optionally one or more fillers.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: November 15, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Christopher J. Rother, Jose P. De Souza, Robert B. Rosner, Jacob D. Young, Jeffrey O. Emslander, Gregg A. Patnode, Ann R. Fornof, Rafael Garcia-Ramirez, Jay M. Krieger
  • Patent number: 11503720
    Abstract: Flexible devices including conductive traces with enhanced stretchability, and methods of making and using the same are provided. The circuit die is disposed on a flexible substrate. Electrically conductive traces are formed in channels on the flexible substrate to electrically contact with contact pads of the circuit die. A first polymer liquid flows in the channels to cover a free surface of the traces. The circuit die can also be surrounded by a curing product of a second polymer liquid.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: November 15, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Saagar Shah, Mikhail L. Pekurovsky, Ankit Mahajan, Lyudmila A. Pekurovsky, Jessica Chiu, Jeremy K. Larsen, Kara A. Meyers, Teresa M. Goeddel, Thomas J. Metzler, Jonathan W. Kemling, Richard J. Pokorny, Benjamin R. Coonce, Chad M. Amb, Thomas P. Klun
  • Patent number: 11497828
    Abstract: Film-forming gel compositions, useful in creating conformable and flexible gel bandages, can be formulate from a film-forming polymer, an amine-rich adhesion promoter, and a volatile solvent. The gel compositions form relatively thick films when dried on tissue, and can exhibit enhanced breathability to promote wound healing.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: November 15, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Katie F. Wlaschin, George W. Griesgraber, Alexi J. Young, Semra Colak Atan, Delony L. Langer-Anderson, Junia M. Pereira, Michael J. Solberg
  • Patent number: 11500138
    Abstract: Retroreflecting articles are described. In particular, retroreflecting articles including retroreflecting layers and contrast reduction layers are described. The contrast reduction layer decreases the near infrared retroreflective efficiency of the retroreflecting substrate by more than 50%.
    Type: Grant
    Filed: February 19, 2018
    Date of Patent: November 15, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventor: John A. Wheatley
  • Publication number: 20220355077
    Abstract: The disclosed tape system comprises a first tape and second tape each with an adhesive that interact to secure a device such as tubing. The first tape and second tape each have a longitudinally extending midsection and laterally extending legs. The first tape overlaps the device, while the second tape is under the device, but with the legs of the second tape overlapping the legs of the first tape. This overlapping connection of the first tape and second tape strongly secures the tubing.
    Type: Application
    Filed: September 22, 2020
    Publication date: November 10, 2022
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: JAMES M. SIERACKI, KRYSTAL J. SCHEIBEL
  • Publication number: 20220355078
    Abstract: The disclosed securement tape strip comprises a tape having a midsection, a stabilizing section, and a wrapping strip. The tape strip has an adhesive along the midsection to adhere the tape strip to a substrate. The wrapping strip can include an adhesive for wrapping the wrapping strip around a device to hold the device securely in place on the substrate. The tape strip can include a perforation set along the midsection. The perforation set can be useful in removal of the tape.
    Type: Application
    Filed: October 20, 2020
    Publication date: November 10, 2022
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: JAMES M. SIERACKI, KRYSTAL J. SCHEIBEL
  • Patent number: 11491048
    Abstract: Aspects of the present disclosure relate to a warming system. The warming system includes a light device having a light source configured to be positioned proximate to a patient support having a patient support surface. The light source can also be configured to generate infrared radiation. The warming system can also include a flexible sheet having a first side configured to reflect at least some of the generated infrared radiation from the light device toward a portion of the patient support surface.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: November 8, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Andrew J. McGregor, Melissa L. Bailey, Jared J. Balthazor, Melanie L. Collins, Stefan O. Dietrich, Korey W. Karls, Matthew T. Scholz, Albert P. Van Duren
  • Patent number: 11493677
    Abstract: Optical films are disclosed that include a plurality of interference layers. Each interference layer reflects or transmits light primarily by optical interference. The total number of the interference layers is less than about 1000. For a substantially normally incident light in a predetermined wavelength range, the plurality of interference layers has an average optical transmittance greater than about 85% for a first polarization state, an average optical reflectance greater than about 80% for an orthogonal second polarization state, and an average optical transmittance less than about 0.2% for the second polarization state.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: November 8, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Adam D. Haag, Timothy J. Nevitt, Carl A. Stover, Andrew J. Ouderkirk, Robert D. Taylor, Zhaohui Yang
  • Patent number: 11492431
    Abstract: The copolymer includes divalent units represented by formula —[CF2—CF2]—, divalent units represented by formula; and one or more divalent units independently represented by formula: The copolymer has an —SO2X equivalent weight in a range from 300 to 2000. A polymer electrolyte membrane that includes the copolymer and a membrane electrode assembly that includes such a polymer electrolyte membrane are also provided.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Lisa P. Chen, Gregg D. Dahlke, Denis Duchesne, Steven J. Hamrock, Klaus Hintzer, Markus E. Hirschberg, Arne Thaler, Tilman C. Zipplies
  • Patent number: 11495371
    Abstract: Ribbon cables including a plurality of spaced apart substantially parallel conductors extending along a length of the cable and arranged along a width of the cable, and first and second insulative layers disposed on opposite sides of and substantially coextensive with the plurality of conductors along the length and width of the cable are described. Each insulative layer may be adhered to the conductors and may include alternating substantially parallel thicker and thinner portions extending along the length of the cable. The thicker portions of the first and second insulative layers are substantially aligned in one to one correspondence. Each corresponding thicker portion of the first and second insulative layers have at least one conductor in the plurality of conductors disposed therebetween. The thicker portions may have an effective dielectric constant less than 2.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: November 8, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventor: Douglas B. Gundel
  • Patent number: 11493674
    Abstract: A retroreflective article including a binder layer and a plurality of retroreflective elements. Each retroreflective element includes a transparent microsphere partially embedded in the binder layer. At least some of the retroreflective elements include a reflective layer that is embedded between the transparent microsphere and the binder layer. At least some of the embedded reflective layers are localized reflective layers.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Kui Chen-Ho, Ann M. Gilman, Kevin W. Gotrik, Scott J. Jones, Daniel M. Lentz, Michael A. McCoy, Shri Niwas, Matthew S. Stay, Ramasubramani Kuduva Raman Thanumoorthy, Ying Xia
  • Patent number: 11492457
    Abstract: Described herein are fluoropolymer compositions comprising a compound of Formula I wherein X1 is selected from O or S; L is a divalent linking group comprising at least one aromatic ring; and X2 is selected from the group consisting of a hydroxyl group, an amino group, a thiol group, and a nitrile group. In one embodiment, the phthalonitrile-containing compound is used to crosslink a dehydrohalogenated polymer, and optionally with a polyhydroxy curative. In another embodiment, the phthalonitrile-containing compound is added to a composition comprising (i) a fluorinated elastomeric gum, wherein the fluorinated elastomeric gum comprises a fluoropolymer having a cure-site and (ii) a peroxide curing system.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Michael H. Mitchell, Benjamin J. Anderson, Gregg D. Dahlke, Tatsuo Fukushi
  • Patent number: 11493673
    Abstract: Article (9,19) comprising a substrate (10, 20) comprising a polymer and having first (11,21) and second (12, 22) opposed major surfaces. The first major surface (11, 21) has first surface regions (13, 23) with first nanoparticles (14a, 14b, 14c, 14d, 24a, 24b, 24c, 24d) partially embedded into the first major surface (11, 21), and one of •(a) second surface regions (15) free of nanoparticles; or •(b) second surface regions (25) with at least second nanoparticles (28) on the first major surface (11, 21) or partially embedded into the first major surface (11, 21). The first surface regions (13, 23) have a first average surface roughness, Ra1, of at least 20 nm, wherein the second surface regions (15, 25) have a second average surface roughness, Ra2, of less than 100 nm, wherein the first average surface roughness, Ra1, is greater than the second average surface roughness, Ra2, and wherein there is an absolute difference between the first and second average surface roughness of at least 10 nm.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Matthew H. Frey, Megan A. Creighton, Morgan A. Priolo, Benjamin R. Coonce
  • Patent number: 11492460
    Abstract: Controlled radical initiators, reaction mixtures containing the controlled radical initiators and various ethylenically unsaturated monomers, polymeric materials formed from the reaction mixtures, crosslinkable compositions containing the polymeric materials, crosslinked compositions formed from the crosslinkable compositions, and articles containing the polymeric materials, the crosslinkable compositions, or the crosslinked compositions are provided. The controlled radical initiators are bis-dithiocarbamate or bis-dithiocarbonate compounds having a single carbon between the two dithiocarbamate or dithiocarbonate groups. Also attached to that single carbon is a ketone group.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Kevin M. Lewandowski, Stephen B. Roscoe, Babu N. Gaddam, Bryan T. Whiting, John L. Battiste, George W. Griesgraber
  • Patent number: 11492495
    Abstract: A modified aluminum nitride particle comprises an aluminum nitride core and a shell surrounding the aluminum nitride core. The shell comprises a crosslinked organic polymer. Methods of making the modified aluminum nitride particle by admicellar polymerization are also disclosed.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Nathan E. Schultz, Li Yao, Tien T. Wu, Gerry A. Hoffdahl, Jimmie R. Baran, Jr.
  • Patent number: 11492453
    Abstract: Urea (multi)-(meth)acrylate (multi)-silane precursor compounds, synthesized by reaction of (meth)acrylated materials having isocyanate functionality with aminosilane compounds, either neat or in a solvent, and optionally with a catalyst, such as a tin compound, to accelerate the reaction. Also described are articles including a substrate, a base (co)polymer layer on a major surface of the substrate, an oxide layer on the base (co)polymer layer; and a protective (co)polymer layer on the oxide layer, the protective (co)polymer layer including the reaction product of at least one urea (multi)-(meth)acrylate (multi)-silane precursor compound synthesized by reaction of (meth)acrylated materials having isocyanate functionality with aminosilane compounds. The substrate may be a (co)polymer film or an electronic device such as an organic light emitting device, electrophoretic light emitting device, liquid crystal display, thin film transistor, or combination thereof.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: November 8, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Thomas P. Klun, Alan K. Nachtigal, Joseph C. Spagnola, Mark A. Roehrig, Jennifer K. Schnobrich, Guy D. Joly, Christopher S. Lyons
  • Patent number: D969598
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: November 15, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: James M. Sieracki, Michael J. Turnbull, Denise J. Ziemann, Kimberly A. Schommer, Amanda C. Engler