C09D5/1637

ENZYMATIC ANTIMICROBIAL AND ANTIFOULING COATINGS AND POLYMERIC MATERIALS
20200109297 · 2020-04-09 · ·

Disclosed herein are a coating, a textile finish, a wax, elastomer, a filler, an adhesive, or a sealant, as well as polymeric materials such as a plastic, a laminate, a composite, that includes an enzyme that degrades cell wall or cell membrane components (e.g., a lysozyme, lytic transgrycosylase) alone or in combination with other enzymes such as a lipolytic enzyme, a sulfuric ester hydrolase, an organophosphorus compound degradation enzyme, or an antimicrobial peptide. Also disclosed herein are methods of retarding or preventing microbial growth on or in a coating, paint, textile finish, wax, elastomer, adhesive, sealant, filler, or a polymeric material, where such a surface material includes an enzyme that degrades cell wall or cell membrane components (e.g., a lysozyme, lytic transgrycosylase).

Paint, adhesive composition, bonding method and laminate

A paint and an adhesive composition of the present invention containing (a) a vinyl ester resin or unsaturated polyester resin by 20 to 40 mass %, (b) a modifying agent by 0.1 to 50 mass %, (c) a vinyl monomer and/or (meth)acrylate monomer by 30 to 70 mass % (provided that the total of the components (a), (b) and (c) is 100 mass %) and (d) an initiator by 0.1 to 15 parts by mass to a total of 100 parts by mass of the components (a), (b) and (c).

FLUOROPOLYETHER GROUP-CONTAINING SILANE COMPOUND

A fluoropolyether group-containing silane compound of the following formula (A1) or (A2). Also disclosed is are surface-treating agent and a pellet including the fluoropolyether group-containing silane compound, and an article including a substrate and a layer on the surface of the substrate formed of fluoropolyether group-containing silane compound. The symbols are as defined in the description.

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SURFACE LAYER, OPTICAL MEMBER, EYEGLASSES AND MATERIAL FOR FORMING SURFACE LAYER
20240026167 · 2024-01-25 ·

The present invention provides: a surface layer and the like, which achieve a good balance between antifouling characteristics and fixation stability during processing; and a material for forming a surface layer, and the present invention provides a surface layer which contains at least a component A and a component B, wherein: the component A has an organic moiety that contains fluorine; the component B contains an organic moiety that has at least one bond selected from the group consisting of an unsaturated hydrocarbon bond, a carbon-oxygen double bond and a carbon-nitrogen double bond; and the constitutional ratio of the component B to the component A in the surface layer is from 0.15 to 0.80. The present invention also provides a material for forming a surface layer.

ANTIFUNGAL COMPOSITIONS AND METHODS OF USE THEREOF
20200077652 · 2020-03-12 ·

The presently disclosed subject matter relates generally to antifungal nanofibrous materials and the use of such materials.

FLUORINATED ETHER COMPOUND, FLUORINATED ETHER COMPOSITION, COATING LIQUID, ARTICLE AND ITS PRODUCTION METHOD
20200071251 · 2020-03-05 · ·

To provide a fluorinated ether compound capable of forming a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance and light resistance; a fluorinated ether composition and a coating liquid containing the fluorinated ether compound; an article having a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance and light resistance and a method for producing it. A fluorinated ether compound having a poly(oxyperfluoroalkylene) chain having a unit () which is an oxyperfluoroalkylene unit having 5 or 6 carbon atoms, and a unit () which is an oxyperfluoroalkylene unit having at most 4 carbon atoms, and having at least one of a hydrolysable silyl group and a silanol group on at least one terminal of the poly(oxyperfluoroalkylene) chain via a linking group.

COATING FOR IMPLANTABLE MEDICAL DEVICE

A coating having a hydrogel layer of a hydrogel of a polysaccharide and polymer brushes attached to the hydrogel layer. A process for making the coating, having the steps of: a) providing the hydrogel layer on a substrate, b) attaching an initiator having a radically transferable atom on the hydrogel layer and c) reacting monomers with the initiator to form the polymer brushes attached to the hydrogel layer.

METHOD FOR PRODUCING ANTI-FOULING COATING FILM, AND ANTI-FOULING COATING FILM

A method for producing an anti-fouling coating film includes: a step (1) of applying a fine uneven layer forming agent containing at least one type of polysilazane as at least one type of silica raw material on at least one surface of a base substrate, the aforementioned at least one surface comprising at least one type of resin, to form a fine uneven layer containing silica and polysilazane; a step (2) of applying a modification layer forming agent containing a reactive organic compound and polysiloxane or perfluoropolyether on a surface of the fine uneven layer obtained in the step (1), to form a modification layer containing polysiloxane or perfluoropolyether, and a step (3) of applying lubricating oil containing silicone oil or fluorinated oil on a surface of the modification layer obtained in the step (2), to form a lubricating oil layer.

Marine coatings

Marine coatings including cationic polymers hydrolyzable to nonfouling zwitterionic polymers, coated marine surfaces, and methods for making and using the marine coatings.

SILICONE HYDROGEL LENSES WITH WATER-RICH SURFACES

The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.