3m Innovative Properties Company

Minnesota Mining and Manufacturing Company

Other

Solventum Intellectual Properties Company

Corning Research & Development Corporation

3m Innovation Properties Company

Dyneon Gmbh

3m Innovative Properites Company

Naiyong Jing

Zai-Ming Qiu

Thomas P Klun

Mark J Pellerite

Steven Joseph Hamrock

William D Coggio

Christopher Bland Walker, Jr

Thomas J Blong

Michael Andrew Yandrasits

Brant Ulrick Kolb

Richard John Pokorny

William J Schultz

George G I Moore

Tatsuo Fukushi

Klaus Hintzer

Timothy J Hebrink

Caroline M Ylitalo

Jimmie Rae Baran, Jr

Richard M Flynn

Stephen C P Joseph

William Blake Kolb

Miguel Antonio Guerra

Mahfuza B Ali

Kai Helmut Lochhaas

John Charles Clark

Audrey A Sherman

Terry Lee Smith

Moses Mekala David

Rudolf J Dams

Olester Benson, Jr

Kurt J Halverson

Michael Nevin Miller

Raymond Patrick Johnston

Patrick R Fleming

Cheng Li

John Allen Wheatley

Matthew T Scholz

Jie Jerry Liu

George W Griesgraber

Duane Douglas Fansler

Patricia M Savu

Michael Benton Free

Harald Kaspar

Christopher Stewart Lyons

Justin A Riddle

Zhigang Yu

Robert E Kolb

Kevin M Hamer

Wensheng Xia

Prabhakara Satyauolu Rao

Richard S Buckanin

Lan Hong Liu

Kevin D Landgrebe

Terry R Hobbs

Raymond J Kenney

Sergey Lamansky

David Scott Thompson

Jun-Ying Zhang

Yongshang Lu

David C Koskenmaki

G Marco Bommarito

Vivian Wynne Jones

Ranjani V Parthasarathy

David M Mahli

Christopher A Haak

Wei Cai

Frans A Audenaert

James P Gardner, Jr

Mark B O'Neill

Brian Kenneth Nelson

Robert L Brott

Encai Hao

Thomas J Nelson

Raghunath Padiyath

Robert A Yapel

Aaron K Nienaber

Jason D Clapper

George V Tiers

Gregg D Dahlke

Yu Yang

Edward E Parsonage

Joseph B Eckel

Ta-Hua Yu

Scott Melvyn Tapio

Junkang Jacob Liu

Daniel J Schmidt

Louis S Moren

Michael D Swan

Alexander J Kugel

David James Yarusso

Smarajit Mitra

Mark A Strobel

Charles David Hoyle

Joan M Noyola

Derek J Dehn

Caleb T Nelson

Ying Zhang

Patrick J Hager

Thomas J Anderson

Steven P Swanson

The disclosed hydrogen peroxide indicator includes a substrate on which is disposed an indicator composition that includes at least one of a select group of indicator compounds and a catalyst. As a result of contact with hydrogen peroxide, the indicator composition changes color, even from colorless to having a visually observable color, thereby providing an indication of the presence of hydrogen peroxide.

Chemical hydrogen peroxide indicator

Described herein are compositions including a silanol compound that is suitably synthesized, stored, and coated from an aqueous solution. Once coated and cured on a suitable surface, the aqueous silanol compositions result in cleanable and abrasion resistant surfaces, such as dry-erase surfaces that release permanent marker by rubbing with a dry cloth or towel. Also disclosed herein are methods of making the silanol compounds, methods of making cleanable substrates, and cleanable substrates suitably formed using the disclosed methods.

Silanol compositions and methods of use

A method of making a crosslinked fluoropolymer is described. The method comprises applying a composition to a substrate, wherein the composition comprises fluoropolymer and a fluorinated solvent, one or more curing agents comprising an ethylenically unsaturated group and an electron donor group or precursor thereof. The method further comprises removing the solvent and curing the fluoropolymer with actinic (e.g. ultraviolet 'UV') radiation. Also described is a composition comprising a fluoropolymer dissolved in a fluorinated solvent, and one or more curing agents comprising an ethylenically unsaturated group and an electron donor group or precursor thereof; and article comprising the crosslinked fluoropolymer.

Fluoropolymer compositions comprising a curing agent with ethylenically unsaturated and electron donor groups, and substrates coated therewith

The present disclosure is directed to self-contained biological indicators wherein a single type of indicator is capable of being used for various sterilization conditions, including sterilization with steam and/or ethylene oxide. In some embodiments, a single type of biological indicator is capable of being used for different steam sterilization conditions having varied temperatures and sterilization cycles.

Self-contained biological indicator

Compositions are described comprising at least one fluoropolymer, a solvent and an amino compound. The fluoropolymer comprises at least 90% by weight based on the total weight of the fluoropolymer of polymerized units derived from perfluorinated monomers selected from tetrafluoroethene (TFE) and one or more unsaturated perfluorinated alkyl ethers. The fluoropolymer typically comprises one or more cure sites, such as nitrile or halogenated cure sites. The solvent typically comprises a branched, partially fluorinated ether. In preferred embodiments the amine compound further comprises a silane group. Also described are methods of making the coating composition, methods of coating a substrate with UV and/or thermal curing, and the coated substrate.

Fluoropolymer coating compositions comprising amine curing agents, coated substrates and related methods

Coatable compositions for formation of ink-receptive layers, which may be aqueous suspensions, comprise a mixture of: a) 8.0-75 wt % (based on the total weight of a), b), c), and d)) of colloidal silica particles having an average particle size of 2.0-150 nm; b) 10-75 wt % of one or more polyester polymers; c) 10-75 wt % of one or more polymers selected from the group consisting of polyurethane polymers and (meth)acrylate polymers; and d) 0-10 wt % of one or more crosslinkers. Ink-receptive layers, which may exhibit high gloss and high ink anchoring are also provided, as are constructions comprising such layers. Porous solids are also provided, comprising: a) 8.0-75 wt % of colloidal silica particles having an average particle size of 2.0-150 nm; and b) one or more water dispersible polymers.

Ink-receptive layers for durable labels

A composition is described comprising at least one fluoropolymer. The fluoropolymer comprises at least 90% by weight based on the total weight of the fluoropolymer of polymerized units derived from perfluorinated monomers selected from tetrafluoroethene (TFE) and one or more unsaturated perfluorinated alkyl ethers and a fluorinated additive having a Mw of no greater than 50,000 g/mole comprising a partially fluorinated or perfluorinated alkyl or ether group. In some embodiments, the composition further comprises a fluorinated solvent. Also described are substrates comprising a coated surface of the fluoropolymer composition described herein.

Fluoropolymer compositions comprising fluorinated additives, coated substrates and methods

Compositions include a compound preparable by reaction of components comprising an optionally crosslinked polyethylenimine and at least one an amine-reactive hydrolyzable organosilane represented by the formula R&#x2014;Z&#x2014;SiY. R represents an amine-reactive group containing 1 to 18 carbon atoms; Z represents a divalent organic group containing 1 to 8 carbon atoms; and each Y independently represents a hydrolyzable group. Methods of using the compositions to make articles, and articles produces thereby are also disclosed. A composition comprising an intimate mixture of a crosslinked polyethylenimine and a polymeric binder material, and a method of making it is also disclosed.

Compositions, method of making an article, and articles

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.

Electronic telecommunications articles comprising crosslinked fluoropolymers and methods

Magnetizable abrasive particles are described comprising ceramic particles having outer surfaces comprising a coating of unsintered polyion and magnetic particles bonded to the polyion. In favored embodiments, the magnetic particles have a magnetic saturation of at least 10, 15, 20, 25, 30, 35, 40, 45 or 50 emu/gram. In another embodiment, an abrasive article is described comprising a plurality of magnetizable abrasive particles as described herein retained in a binder material. Also described are method of making magnetizable abrasive particles and methods of making an abrasive article comprising magnetizable abrasive particles.

Magnetizable abrasive particle and method of making the same

A film including: an organic polymeric substrate having a first major surface and a second major surface; an optional acrylic hardcoat layer disposed on the first major surface of the substrate; a siliceous primer layer disposed on the organic polymeric substrate or on the optional acrylic hardcoat layer, wherein the siliceous primer layer includes composite particles including an organic polymer portion and a siliceous portion; and a superhydrophilic surface layer disposed on the siliceous primer layer, wherein the superhydrophilic surface layer includes hydrophilic-functional groups.

Films with a primer layer containing composite particles that include an organic polymer portion and a siliceous portion

Pressure sensitive adhesives are provided comprising an adhesive copolymer which is a copolymer of a set of monomers comprising: a) 41.0-49.0 weight percent of isobornyl acrylate (IBOA); b) 0.0-4.5 weight percent of one or more basic-functional polar monomers comprising a polymerizable double bond; and c) 46.5-58.9 weight percent of one or more alkyl (meth)acrylate monomers, where the alkyl groups are selected from linear and branched alkyl groups comprising 2-12 carbon atoms and branched alkyl groups comprising 13-20 carbon atoms and wherein weight percentages are weight percent of all monofunctional monomers comprising the adhesive copolymer. In another aspect, the present disclosure provides tapes comprising the pressure sensitive adhesive according to the present disclosure. In some embodiments, the tapes are flexographic plate mounting tapes.

Adhesive for flexographic plate mounting tape

A method is provided. The method includes providing an article, the article including a nonwoven substrate having a copolymer grafted thereto, the copolymer including interpolymerized monomer units of a quaternary ammonium-containing ligand monomers; an amide monomer; an oxy monomer; and a coating on the nonwoven substrate, the coating including a plurality of test microorganisms, an enzyme or a second substrate; and contacting the article with a detection medium for a period of time.

Methods to detect microorganisms

A film including: an organic polymeric substrate having a first major surface and a second major surface; an optional acrylic hardcoat layer disposed on the first major surface of the substrate; a siliceous primer layer disposed on the organic polymeric substrate or on the optional acrylic hardcoat layer, wherein the siliceous primer layer includes silica nanoparticles modified by an organic silane; and a superhydrophilic surface layer disposed on the siliceous primer layer, wherein the superhydrophilic surface layer includes hydrophilic-functional groups.

Films with a primer layer containing silica nanoparticles modified by an organic silane

A fluoropolymer coating composition is described comprising an aqueous liquid medium, fluoropolymer particles dispersed in the aqueous liquid medium, and at least one aziridine compound. The aziridine compound comprises at least two aziridine groups (i.e. polyaziridine) or at least one aziridine group and at least one alkoxy silane group. In another embodiment, an article is described comprising a substrate wherein a surface of the substrate comprises a coating comprising fluoropolymer particles; and a reaction product of at least one aziridine compound comprising at least two aziridine groups or at least one aziridine group and at least one alkoxy silane group. The coating can be utilized as a primer for bonding a non-fluorinated substrate to a fluoropolymer film and/or the coating can be used as an (e.g. outer exposed) surface layer. In some embodiments, the article may be the (e.g. backside) film of a photovoltaic module.

Fluoropolymer coatings comprising aziridine compounds and non-fluorinated polymer

Growing community of inventors

Woodbury, MN, United States of America

Naiyong Jing