Patent application number | Description | Published |
20080220264 | FLUOROCHEMICAL COMPOUNDS HAVING PENDENT SILYL GROUPS - Fluorochemical silane compounds and coating compositions derived therefrom are described. The compounds and compositions may be used in treating substrates, in particular substrates having a hard surface such as ceramics or glass, to render them water, oil, stain, and soil repellent. | 09-11-2008 |
20080315459 | ARTICLES AND METHODS FOR REPLICATION OF MICROSTRUCTURES AND NANOFEATURES - An article is provided that includes a mold comprising a pattern, a metal-containing layer in contact with the pattern, and a release agent that includes a functionalized perfluoropolyether bonded to the metal-containing layer. Also provided is a method of replication that includes the mold. | 12-25-2008 |
20090025727 | RESPIRATOR, WELDING HELMET, OR FACE SHIELD THAT HAS LOW SURFACE ENERGY HARD-COAT LENS - A personal safety protective device that includes a lens and a support structure onto which the lens is secured. The lens includes a substrate and a hard-coat layer located on the substrate of the lens. The hard-coat layer has a low surface energy outer surface that is derived from a) an additive that includes at least one of i) a perfluoropolyether urethane that includes hydrolysable silane groups, and ii) an acrylate polymer that includes at least one perfluoropolyether moiety and at least one hydrolysable silane group, and b) a silsesquioxane-based hard-coat composition. The provision of such a lens on a personal safety protective device enables the lens to be durable to abrasion and to be easily cleaned without use of solvents that could shorten the service life of the lens. | 01-29-2009 |
20100105828 | FLUOROCHEMICAL URETHANE COMPOUNDS HAVING PENDENT SILYL GROUPS - Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and compositions may be used in treating substrates, in particular substrates having a hard surface such as ceramics or glass, to render them water, oil, stain, and soil repellent. | 04-29-2010 |
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 |
20100173093 | FLUORO(METH)ACRYLATE POLYMER COMPOSITION SUITABLE FOR LOW INDEX LAYER OF ANTIREFLECTIVE FILM - Antireflective film articles and low refractive index coating compositions are described that comprises a fluorinated free-radically polymerizable polymeric (e.g. intermediate) material. The free-radically polymerizable fluorinated polymeric intermediate comprises the reaction product of i) at least one multi-functional free-radically polymerizable material having a fluorine content of at least 25 wt-%, and ii) optionally other multi-functional free-radically polymerizable material. The total amount of multi-functional materials is preferably at least about 25 wt-%. | 07-08-2010 |
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 |
20110081496 | Perfluoropolyether Coating Composition for Hard Surfaces - A composition and method of treating substrates, in particular substrates having a hard surface such as ceramics, metal or glass, to render them water, oil, stain, and dirt repellent is described. | 04-07-2011 |
20120097159 | MEDICINAL INHALATION DEVICES AND COMPONENTS THEREOF - A composition for modifying a surface of a substrate, the composition comprising: (a) a first polyfluoropolyether silane of the Formula Ia: CF | 04-26-2012 |
20130011673 | MOISTURE-CURABLE SILOXANES AND SILOXANE POLYMERS - Siloxane-containing reactive compounds contain moisture-curable alkoxy-silane functional end groups. The siloxane-containing reactive compounds may be prepared from siloxane-containing oxamide compounds or amine compounds. Siloxane-containing polymers may be prepared from the reactive compounds by reaction with water. The siloxane-containing polymers may be release materials or adhesives. | 01-10-2013 |
20130012667 | MOISTURE-CURABLE SILOXANE-CONTAINING COMPOUNDS AND FLUOROCARBON-CONTAINING COMPOUNDS AND POLYMERS FORMED THEREFROM - Siloxane-containing reactive compounds contain moisture-curable alkoxy-silane functional end groups and also contain fluorocarbon-containing segments. The siloxane-containing and fluorocarbon-containing reactive compounds may be prepared from siloxane-containing and fluorocarbon-containing oxamide compounds or amine compounds. Siloxane-containing and fluorocarbon-containing polymers may be prepared from the reactive compounds by reaction with water. The siloxane-containing and fluorocarbon-containing polymers may be release materials or adhesives. | 01-10-2013 |
20130216837 | FLUORINATED COMPOSITION COMPRISING PHOSPHORUS-CONTAINING ACID GROUP AND ALKOXY SILANE GROUP - Presently described is a composition comprising at least one first divalent unit comprising a pendant perfluoropolyether or perfluoroalkyl group; at least one second divalent unit comprising a pendant phosphorus-containing acid group; and at least one third unit comprising a terminal or pendant alkoxy silane group. Also described is a coating comprising the composition described herein dissolved or dispersed in a solvent and a method of providing a coated article or surface. Such method is particularly useful for providing corrosion protection to a metallic surface. | 08-22-2013 |
20130224373 | Siloxane Graft Co-polymers for Mold Release - A graft co-polymer is provided comprising a vinyl polymeric backbone with grafts of siloxane monomers and monomers containing an anchoring group. Such co-polymers are well suited for coating metal molds. The siloxane groups provide release to the metal mold, while the anchoring groups provide durability to the coating. The durability and release characteristics may be varied by the number of grafts of each monomer and the molecular weight of the siloxane moiety. The co-polymers may be coated from water or organic solvents. | 08-29-2013 |
20130323519 | COATINGS FOR BARRIER FILMS AND METHODS OF MAKING AND USING THE SAME - A barrier film including a substrate, a base (co)polymer layer applied on a major surface of the substrate, an oxide layer applied on the base (co)polymer layer, and a protective (co)polymer layer applied on the oxide layer. The protective (co)polymer layer is formed as the reaction product of a first (meth)acryloyl compound and a (meth)acryl-silane compound derived from a Michael reaction between a second (meth)acryloyl compound and an aminosilane. The first and second (meth)acryloyl compounds may be the same. In some embodiments, a multiplicity of alternating layers of the oxide layer and the protective (co)polymer layer may be used. An oxide layer can be applied over the top protective (co)polymer layer. The barrier films provide, in some embodiments, enhanced resistance to moisture and improved peel strength adhesion of the protective (co)polymer layer(s) to the underlying layers. A process of making, and methods of using the barrier film are also described. | 12-05-2013 |