Patent classifications
C08J7/056
Hydrophilic coatings and methods of forming the same
Hydrophilic coatings including a base coat layer and a top coat layer wherein at least one of the base coat and top coat compositions that form the hydrophilic coatings comprises a diacrylate compound have a number average molecular weight less than 1000.
Hydrogel compositions bonded to polymeric substrates
Described herein is a multilayer article comprising: a. a polymer substrate comprising an abstractable atom; and b. a hydrogel coating thereon wherein the hydrogel coating has a water content of at least 10 wt % and is covalently bonded to the polymer substrate, and wherein the hydrogel coating is derived from an aqueous composition having a pH less than 9.5, the aqueous composition comprising: (a) a hydrophilic monomer selected from at least one of (meth)acrylate or (meth)acrylamide; (b) at least 0.1 wt % of a water-swellable clay; (c) a first initiator, wherein the first initiator is water-soluble and is a Type I photoinitiator; and (d) a second initiator, wherein the initiator is water-soluble and is a Type II photoinitiator; and (e) an acid.
Hydrogel compositions bonded to polymeric substrates
Described herein is a multilayer article comprising: a. a polymer substrate comprising an abstractable atom; and b. a hydrogel coating thereon wherein the hydrogel coating has a water content of at least 10 wt % and is covalently bonded to the polymer substrate, and wherein the hydrogel coating is derived from an aqueous composition having a pH less than 9.5, the aqueous composition comprising: (a) a hydrophilic monomer selected from at least one of (meth)acrylate or (meth)acrylamide; (b) at least 0.1 wt % of a water-swellable clay; (c) a first initiator, wherein the first initiator is water-soluble and is a Type I photoinitiator; and (d) a second initiator, wherein the initiator is water-soluble and is a Type II photoinitiator; and (e) an acid.
LAMINATE
Provided is a laminate having low air permeability and excellent moisture permeability in a low temperature and low humidity environment. The laminate is provided with a porous substrate and a moisture-permeable membrane disposed on one side of the porous substrate, the laminate having an air resistance of 3000 seconds/100 cc or greater based on the Gurley method according to JIS P8117-2009 and a first moisture permeability of 300 g/(m.sup.2.Math.24 h) or greater based on a moisture permeability testing method (the cup method) according to JIS Z0208-1976 under the conditions of a temperature of 5° C., a relative humidity of 45%, and a wind speed of 0.2 m/s or less.
FUNCTIONAL SURFACES AND METHODS OF MAKING THEREOF
Provided herein are methods of making functional surfaces, including liquid repellant surfaces that can exhibit selective wetting properties. Methods of forming a functional surfaces can comprise providing a dispersion of nanoparticles; and applying the dispersion to a polymer surface to form a multiplicity of re-entrant structures embedded within and protruding from the polymer surface. The re-entrant structures are formed from aggregates of the nanoparticles. Also provided are functional surfaces prepared by these methods, as well as articles comprising these functional surfaces.
CONTAINER FOR VISCOUS LIQUIDS INTERNALLY COATED WITH OIL WITH EMULSIFIER
The present invention has as an objective to improve the evacuation of a viscous liquid from a container, in particular when the viscous liquid is a condiment containing enzyme modified egg yolk. This objective has been achieved by internally coating a container with a vegetable oil containing an emulsifier having a HLB-value ranging from 1 to 12, prior to filling the coated container with the viscous liquid.
MULTILAYERED FILM STRUCTURES WITH ANTI-FOG AND ANTI-MICROBIAL PROPERTIES
The present disclosure relates a multilayered film may include a first PET substrate, and a first anti-fog/anti-microbial (AFAM) coating overlying the first PET substrate. The first AFAM coating may include an acrylate-based component, a silver-based filler component within the acrylate-based component, and a photo initiator component. The first AFAM coating may have a water contact angle of not greater than about 55° . The first AFAM coating may have a MRSA anti-microbial rating of at least about 75%, where the MRSA anti-microbial rating is defined as the percent reduction of methicillin-resistant Staphylococcus aureus (MRSA) activity from an initial inoculation of MRSA on the surface of the anti-microbial layer after 24 hours as measured using ISO22196.
Coating composition comprised of a hydrophilic crosslinker, a hydrophobic crosslinker and optionally a hydrogel and methods of making and using the same
The present invention relates to coatings for devices such as medical devices that are useful for coating a variety of different types of material surfaces, including polymer and metal surfaces. The present invention also includes the method of using the coated device and methods to make the coated device and coating.
Coating composition comprised of a hydrophilic crosslinker, a hydrophobic crosslinker and optionally a hydrogel and methods of making and using the same
The present invention relates to coatings for devices such as medical devices that are useful for coating a variety of different types of material surfaces, including polymer and metal surfaces. The present invention also includes the method of using the coated device and methods to make the coated device and coating.
SILICONE-BASED COATING COMPOSITION AND SILICONE-BASED RELEASE FILM COMPRISING THE SAME
Provided is a silicone-based coating composition including: a silicone-based resin; a silicone-based hardener; and a thermal initiator, in which the silicone-based coating composition further includes a silicone-based compound of Chemical Formula 1. Also, provided is a silicone-based release film including: a base layer; and a coating layer which is a cured product of the silicone-based coating composition.