Patent classifications
C08J2335/02
COMPOSITE MATERIALS INCLUDING CERAMIC FIBERS AND NANOCLUSTERS, DENTAL PRODUCTS, KITS, AND METHODS OF MAKING AND USING SAME
The present disclosure provides a composite material. The composite material includes 20 to 40 weight percent (wt. %) of a polymerizable component; 6 to 40 wt. % of ceramic fibers; and 30 to 70 wt. % of nanoclusters. Each of the ceramic fibers has a diameter and a length, the ceramic fibers having an arithmetic mean diameter of 0.3 micrometers to 5 micrometers, and the length of fifty percent of the ceramic fibers (based on a total number of the ceramic fibers) is at least 10 micrometers and the length of ninety percent of the ceramic fibers is no greater than 500 micrometers. The present disclosure also provides a method of making the composite material. The method includes obtaining components and admixing the components to form a composite material. Further, the present disclosure provides a method of using a composite material including placing a composite material near or on a tooth surface, changing the shape of the composite material near or on a tooth surface, and hardening the composite material. In addition, the present disclosure provides dental products and kits. Hardened composite materials can exhibit high strength.
POLYESTERS AND ARTICLES MADE THEREFROM
Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent poly(ethylene terephthalate) (PET).
Filler-containing film
A filler-containing film has a structure in which fillers are held in a binder resin layer. The average particle diameter of the fillers is 1 to 50 μm, the total thickness of the resin layer is 0.5 times or more and 2 times or less the average particle diameter of the fillers, and the ratio Lq/Lp of, relative to the minimum inter-filler distance Lp at one end of the filler-containing film in a long-side direction, a minimum inter-filler distance Lq at the other end at least 5 m away from the one end in the film long-side direction is 1.2 or less. The fillers are preferably arranged in a lattice form.
Transparent laminate
A transparent laminate including a transparent substrate and structure layer, wherein the structure layer contains protrusion portions, depression portions, or both on a surface thereof, and an average distance between the adjacent protrusion portions or between the adjacent depression portions is equal to or less than a visible light wavelength, the structure layer includes a polymerized product of an active energy ray curable resin composition, the resin composition includes a composition of a (meth)acryloyl group-containing polymerizable compound, the compound composition includes one or more from each of (A), (B), and (C): (A) a monofunctional (meth)acryloyl group-containing polymerizable compound; (B) alkylene glycol di(meth)acrylate; and (C) trifunctional or higher (meth)acrylate,
the (A) satisfies certain conditions specifying a type and amount of a compound, and a ratio (E′.sub.150/E′.sub.50) of storage elastic modulus E′.sub.150 of the structure layer at 150° C. to storage elastic modulus E′.sub.50 thereof at 50° C. is 0.5 or less.
RETARDATION FILM, ELLIPTICALLY POLARIZING PLATE, AND DISPLAY DEVICE INCLUDING THE SAME
The present application provides a retardation film that is a single film having a good antireflection function, and that maintains the function even after being exposed at high temperatures, and other objects are to provide an elliptically polarizing plate and a display device that include such retardation films. The retardation film includes a retardation layer. The optical film satisfies (Formula 1-1), Re(450)/Re(550)<1 (Formula 1-1) (wherein the retardation layer is formed of a material that is a polymerizable composition containing at least one polymerizable liquid-crystal compound selected from the group consisting of General formulas (1) to (7), and the retardation layer has a hybrid structure.
Composite Panel
A composite core material and methods for making same are disclosed herein. The composite core material comprises mineral filler discontinuous portions disposed in a continuous encapsulating resin. Further, the method for forming a composite core material comprises the steps of forming a mixture comprising mineral filler, an encapsulating prepolymer, and a polymerization catalyst; disposing the mixture onto a moving belt; and polymerizing said encapsulating prepolymer to form a composite core material comprising mineral filler discontinuous portions disposed in a continuous encapsulating resin.
USE OF BORON NITRIDE NANOSHEETS TO INCREASE COMPOSITE MODULUS AND DECREASE VISCOSITY AND PHASE SEPARATION IN COMPOSITES WITH HYDROPHOBIC MONOMERS
A composite includes a filler comprising boron nitride nanosheets (BNN) and a resin. The resin includes a multifunctional oxirane epoxy phenol novolac resin (EP8370), a multifunctional acrylate dipenta erythritol hexaacrylate (DPHA), 2-(perfluorooctyl)ethyl acrylate (PFOEA), urethane dimethacrylate (UDMA), and tetryhydrofuran (THF). Additional resins for use with the composite include bisphenol A glycidyl dimethacrylate (BisGMA), urethane dimethacrylate (UDMA), and/or triethylene glycol dimethacrylate (TEGDMA) in any combination thereof.
Drug delivery device and its method of manufacture
The invention relates to a drug delivery device adapted for carrying and delivering both hydrophilic and lipophilic drug molecules. The drug delivery device includes a porous body for adsorption of drug molecules, the body including a plurality of microspheres, and a hydrogel forming cross-links connecting the plurality of microspheres.
METHODS AND COMPOSITIONS RELATING TO TUNABLE NANOPOROUS COATINGS
Described herein are methods and compositions relating to tunable nanoporous coatings. In certain aspects, described herein are methods and compositions wherein a tunable nanoporous coating comprises a tunable nanoporous membrane which transitions from opaque to transparent upon the application of force, and from transparent to opaque after washing with a solvent.
Pore inducer and porous abrasive form made using the same
Various embodiments disclosed relate to pore inducers and porous abrasive forms made using the same. In various embodiments, the present invention provides a method of forming a porous abrasive form including heating an abrasive composition including pore inducers to form the porous abrasive form. During the heating the pore inducers in the porous abrasive form reduce in volume to form induced pores in the porous abrasive form.