Patent application number | Description | Published |
20110045271 | CATIONIC POLYMERIC FLUORINATED ETHER SILANE COMPOSITIONS AND METHODS OF USE - A polymer is provided comprising a first pendant group selected from at least one of a perfluorinated ether group or a perfluoroalkanesulfonamido group, a second pendant group comprising an ammonium group, wherein the second pendant group is free of silicon, and a third pendant group comprising an ammonium group and a reactive siliconcontaining group. A composition comprising the polymer is provided. The polymer and composition are useful for protecting a substrate, for example, to render the substrate oil repellent, water repellent, or both, or to provide stain repellency to the substrate. | 02-24-2011 |
20110226733 | PATTERNING PROCESS - A patterning process comprises (a) providing at least one substrate having at least one major surface; (b) providing at least one patterning composition comprising at least one functionalizing molecule that is a perfluoropolyether organosulfur compound; (c) applying the patterning composition to the major surface of the substrate in a manner so as to form at least one functionalized region and at least one unfunctionalized region of the major surface; and (d) etching at least a portion of the unfunctionalized region. | 09-22-2011 |
20110319546 | FLUORINATED COMPOSITION, METHOD OF COATING THE COMPOSITION, AND ARTICLE THEREBY - A fluorinated composition includes: a polyfluoropolyether silane represented by the formula: | 12-29-2011 |
20120259088 | COPOLYMERS WITH PERFLUOROPOLYETHER SEGMENT AND MULTIPLE AMINOOXALYLAMINO GROUPS - Copolymers containing at least one perfluoropolyether segment and multiple aminooxalylamino groups are described. Methods of making the copolymers are also described. The copolymers can be prepared by reacting an oxalylamino-containing compound and an amine compound having at least two primary amino groups, at least two secondary amino groups, or at least one primary amino group plus at least one secondary amino group. | 10-11-2012 |
20120264890 | COPOLYMERS WITH PERFLUOROPOLYETHER SEGMENT AND POLYDIORGANOSILOXANE SEGMENT - Copolymers containing at least one perfluoropolyether segment and at least one polydiorganosiloxane segments are described. The copolymers further contain multiple aminooxalylamino groups that link the various segments together. Methods of making the copolymers are also described. | 10-18-2012 |
20120289736 | PERFLUOROPOLYETHER-CONTAINING COMPOUNDS WITH OXALYLAMINO GROUPS - Compounds containing at least one perfluoropolyether segment and at least two oxalylamino groups as well as methods of making these compounds are described. The compounds can be polymeric materials or can be used in the preparation of various copolymeric materials by reaction with compounds having at least two primary or secondary amino groups. | 11-15-2012 |
20130102747 | CATIONIC POLYMERIC FLUORINATED ETHER SILANE COMPOSITIONS AND METHODS OF USE - A polymer is provided comprising a first pendant group selected from at least one of a perfluorinated ether group or a perfluoroalkanesulfonamido group, a second pendant group comprising an ammonium group, wherein the second pendant group is free of silicon, and a third pendant group comprising an ammonium group and a reactive silicon-containing group. A composition comprising the polymer is provided. The polymer and composition are useful for protecting a substrate, for example, to render the substrate oil repellent, water repellent, or both, or to provide stain repellency to the substrate. | 04-25-2013 |
20130209814 | REFLECTIVE ARTICLES AND METHODS OF MAKING THE SAME - Reflective articles and related methods of manufacture are provided. These articles include a metallic layer extending across a non-tacky base layer. The base layer includes either a block copolymer or random copolymer with at least two polymeric components, one of which has a glass transition temperature of at least 50 degrees Celsius and the other of which has a glass transition temperature no greater than 20 degrees Celsius. These articles provide excellent optical clarity, non-corrosiveness, ultraviolet light stability, and resistance to outdoor weathering conditions compared to conventional reflective films. | 08-15-2013 |
20130216820 | HYDROPHOBIC FLUORINATED COATINGS - Articles having hydrophobic fluorinated coatings are provided. More specifically, the articles include a substrate, a primer layer of acid-sintered silica nanoparticles, and a hydrophobic fluorinated layer. The hydrophobic fluorinated coatings can be used on a large variety of substrate and tend to be quite durable even when subjected to repeated rubbing and/or cleaning. | 08-22-2013 |
20130220177 | SURFACE TREATMENT PROCESS, COMPOSITION FOR USE THEREIN, AND TREATED ARTICLE - A surface treatment process comprises (a) providing at least one substrate; (b) providing a curable surface treatment composition comprising (1) at least one fluorinated organosilane compound comprising (i) a monovalent segment selected from polyfluoroalkyl, polyfluoroether, polyfluoropolyether, and combinations thereof and (ii) a monovalent endgroup comprising at least one silyl moiety comprising at least one group selected from hydrolyzable groups, hydroxyl, and combinations thereof, and (2) at least one organosilane compound comprising (i) a multivalent non-fluorinated segment and (ii) at least two monovalent endgroups, each monovalent endgroup independently comprising at least one silyl moiety comprising at least one group selected from hydroxyl, hydrolyzable groups, and combinations thereof, and/or at least one organosilazane compound; (c) applying the curable surface treatment composition to the substrate; and (d) curing the applied, curable surface treatment composition. | 08-29-2013 |
20130220682 | Method of Reducing Electromigration of Silver and Article Made Thereby - A method includes: providing a silver-containing conductive member disposed on a portion of a surface of chemically-strengthened glass, wherein the conductive member comprises silver; disposing a layer comprising a curable polysilazane onto at least a portion of the conductive member and at least a portion of the surface of the chemically-strengthened glass adjacent to the conductive member; and curing the curable polysilazane. Electronic devices prepared according to the method are also disclosed. | 08-29-2013 |
20130229378 | OPTICAL DEVICE SURFACE TREATMENT PROCESS AND SMUDGE-RESISTANT ARTICLE PRODUCED THEREBY - A surface treatment process comprises (a) providing at least one optical device; (b) providing a curable surface treatment composition comprising (1) at least one fluorinated organosilane compound comprising (i) a monovalent segment selected from polyfluoroalkyl, polyfluoroether, polyfluoropolyether, and combinations thereof and (ii) a monovalent endgroup comprising at least one silyl moiety comprising at least one group selected from hydrolyzable groups, hydroxyl, and combinations thereof, and (2) at least one fluorinated organosilane compound comprising (i) a multivalent segment selected from polyfluoroalkane, polyfluoroether, polyfluoropolyether, and combinations thereof and (ii) at least two monovalent endgroups, each independently comprising at least one silyl moiety comprising at least one group selected from hydrolyzable groups, hydroxyl, and combinations thereof; (c) applying the curable surface treatment composition to the optical device; and (d) curing the applied, curable surface treatment composition. | 09-05-2013 |
20130264276 | Filter Media Treated with Cationic Fluorinated Ether Silane Compositions - Filter media is treated with a composition comprising cationic fluorinated ether silanes to provide durable water- and/or oil-repellency properties. | 10-10-2013 |
20140022644 | ANTIREFLECTIVE FILM COMPRISING LARGE PARTICLE SIZE FUMED SILICA - Antireflective films are described comprising a light transmissive substrate and a low refractive index layer disposed on the light transmissive substrate. The low refractive index layer comprises the reaction product of polymerizable resin composition comprising at least 20 wt-% fumed silica. In one embodiment, the polymerizable resin is ethylenically unsaturated. In a favored embodiment, the low refractive index layer increases in porosity from the light transmissive substrate interface to an opposing porous surface. | 01-23-2014 |
20150051362 | AMIDE-LINKED PERFLUOROPOLYETHER THIOL COMPOUNDS AND PROCESSES FOR THEIR PREPARATION AND USE - A perfluoropolyether thiol compound comprises a perfluoropolyether segment, at least one mercapto group (—SH), and at least one intervening divalent carbonylimino moiety (—C(═O)—NR—, wherein R is hydrogen or alkyl). The compound can be produced, for example, by a ring-opening reaction of thiolactones with perfluoropolyether-substituted, primary or secondary amines. The compound can be used, for example, as a polymerization chain transfer agent, as an intermediate for the preparation of functional group-containing fluorochemical derivatives such as disulfides, and as a fluorinated surface treatment. | 02-19-2015 |
20150057428 | COPOLYMERS WITH PERFLUOROPOLYETHER SEGMENT AND MULTIPLE AMINOOXALYLAMINO GROUPS - Copolymers containing at least one perfluoropolyether segment and multiple aminooxalylamino groups are described. Methods of making the copolymers are also described. The copolymers can be prepared by reacting an oxalylamino-containing compound and an amine compound having at least two primary amino groups, at least two secondary amino groups, or at least one primary amino group plus at least one secondary amino group. | 02-26-2015 |