Patent application number | Description | Published |
20080306238 | WATER- AND OIL-REPELLENCY IMPARTING ESTER OLIGOMERS COMPRISING PERFLUOROALKYL MOIETIES - Fluorochemical ester compositions comprising one or more compounds or oligomers having at least one long chain fluorine-containing repeatable unit and at least one fluorine-containing terminal group are described. The compositions are useful as coatings. The fluorochemical compositions impart oil and water repellency to the substrate. In other aspects, this invention relates to processes for imparting oil and water repellency characteristics to substrates and articles. | 12-11-2008 |
20090074975 | COMPOSITION AND METHOD FOR IMPARTING INCREASED WATER REPELLENCY TO SUBSTRATES AND SUBSTRATES TREATED WITH SAME - A treatment composition for imparting water repellency to articles comprising a blend of one or more fluorochemical esters and one or more polycarbodiimides, a method for treating articles with such composition, and the articles produced thereby. The treatment composition and method are especially well suited for use by consumers on personal articles such as garments. | 03-19-2009 |
20100167978 | ALL SURFACE CLEANER PROTECTOR - A cleaning/protecting solution is provided comprising: a) 90-99.5% by weight of a solvent mixture comprising: i) 70-99% by weight water; and ii) 1%-30% by weight of a water-miscible alcohol; and b) 0.5-10% by weight of a fluorinated quaternary silane. In some embodiments, the cleaning solution additionally comprises: c) 0.1-5% by weight of a non-ionic surfactant. In some embodiments, the cleaning solution comprises no ionic surfactant. In some embodiments, the cleaning solution additionally comprises: d) 0.1-5% by weight of a non-fluorinated quaternary silane. | 07-01-2010 |
20100173085 | BLENDS OF FLUOROALKYL-CONTAINING ESTER OLIGOMERS WITH POLYDICARBODIIMIDE(S) - For imparting enhanced water-repellency and oil-repellency properties to substrates compositions comprising blends of (A) one or more ester oligomers and (B) one or more polycarbodiimides. Also methods for applying such compositions and articles treated with such compositions. | 07-08-2010 |
20100183889 | FLUORINATED COMPOSITIONS AND SURFACE TREATMENTS MADE THEREFROM - A composition comprising at least one first divalent unit represented by formula (A) or formula (B); and at least one of a second divalent unit comprising a pendant Z group or a monovalent unit comprising a thioether linkage and a terminal Z group, wherein each Z group is independently selected from the group consisting of —P(O)(OY) | 07-22-2010 |
20100219367 | CATIONIC FLUORINATED ETHER SILANE COMPOSITIONS AND RELATED METHODS - Compositions comprising cationic compounds having fluorinated ether groups and silane groups are provided, the compounds having the formula (I). | 09-02-2010 |
20100221967 | COMPOSITIONS COMPRISING CATIONIC FLUORINATED ETHER SILANES, AND RELATED METHODS - Compositions comprising cationic compounds having fluorinated ether groups and hydrolyzable silane groups are provided, the compounds having the formula: (I) | 09-02-2010 |
20100227148 | WATER- AND OIL-REPELLENCY IMPARTING ESTER OLIGOMERS COMPRISING PERFLUOROALKYL MOIETIES - Fluorochemical ester compositions comprising one or more compounds or oligomers having at least one long chain fluorine-containing repeatable unit and at least one fluorine-containing terminal group are described. The compositions are useful as coatings. The fluorochemical compositions impart oil and water repellency to the substrate. In other aspects, this invention relates to processes for imparting oil and water repellency characteristics to substrates and articles. | 09-09-2010 |
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 |
20110237765 | 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. | 09-29-2011 |
20120315225 | DIMENSIONALLY STABLE NONWOVEN FIBROUS WEBS AND METHODS OF MAKING AND USING THE SAME - Dimensionally stable nonwoven fibrous webs include a multiplicity of continuous fibers formed from one or more thermoplastic polyesters and polypropylene in an amount greater than 0% and no more than 10% by weight of the web. The webs have at least one dimension which decreases by no greater than 10% in the plane of the web when heated to a temperature above a glass transition temperature of the fibers. A spunbond process may be used to produce substantially continuous fibers that exhibit molecular orientation. A meltblown process may be used to produce discontinuous fibers that do not exhibit molecular orientation. Antishrinkage and antistatic additives are also added to the fibrous webs. The webs may be used as articles for filtration, sound absorption, thermal insulation, surface cleaning, cellular growth support, drug delivery, personal hygiene, medical apparel, or wound dressing. | 12-13-2012 |
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 |
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 |
20140170917 | POLYURETHANE POLYMER, SYNTHETIC LEATHER, AND METHOD - A polyurethane polymer, a synthetic leather including such polymer, and a method of making such polymer, wherein the polyurethane polymer includes the reaction product of components including: a fluorinated mono-functional alcohol comprising a perfluorinated (C4-C6)alkyl group, a perfluorinated (C4-C6)alkylene group, or both; a fluorinated aliphatic diol comprising a perfluorinated (C4-C6)alkyl group, a perfluorinated (C4-C6)alkylene group, or both; a hydrocarbon diol; and a diisocyanate; wherein at least one of the following conditions is met: the total of the fluorinated aliphatic diol and the mono-functional alcohol is less than 2 wt-% of the components forming the polyurethane polymer; or the total fluorine content is less than 1 wt-% of the polyurethane polymer. | 06-19-2014 |
20150038037 | Fluorochemical Compounds, Compositions, Articles, and Methods - A fluorinated compound comprising: (i) a fluorochemical oligomeric portion comprising an aliphatic backbone comprising polymerized (meth)acrylate monomeric units, each having a perfluorinated terminal C4-C6 aliphatic group, and an organic residue obtained by removing a hydrogen atom from a functionalized chain transfer agent, wherein: the polymerized (meth)acrylate units are present in a molar ratio of at least 6:1 relative to the functionalized chain transfer agent; and the (meth)acrylate units comprise 0-30 mole-% acrylate units and 70-100 mole-% methacrylate units; (ii) a fluorine-free hydrocarbon moiety; (iii) a di-, tri-, or polymeric isocyanate-derived linking group; and (iv) a group that imparts a durable property when the compound is applied to a fibrous substrate. | 02-05-2015 |
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 |