Patent classifications
C08G18/70
Composition for gel polymer electrolyte and lithium secondary battery including the same
The present invention relates to a composition for a gel polymer electrolyte and a lithium secondary battery including the same, and more specifically, an objective of the present invention is to provide a secondary battery in which, since an isocyanate-containing monomer is introduced to a composition for a gel polymer electrolyte to induce a urethane reaction with LiOH on a surface of a lithium transition metal oxide to form a coating layer including a urethane bond-containing oligomer on the surface of the lithium transition metal oxide, and thereby side reactions caused by HF in the battery are minimized, capacity characteristics are improved, and adhesion between a positive electrode and a separator is enhanced to minimize the swelling phenomenon of the battery.
AQUEOUS COATING COMPOSITION
The present invention relates to a radiation-curable aqueous coating composition comprising a polyurethane A comprising as building blocks at least: (a) a polyisocyanate(s) containing at least two cyclic groups, (b) a non-cyclic aliphatic diisocyanate(s) whereby the non-cyclic aliphatic group connecting the two isocyanate groups has from 4 to 36 carbon atoms, and (c) a component(s) containing an isocyanate-reactive group(s), whereby the summed amount of (a) and (b) is 10 to 60 wt. %, relative to the total weight amount of components used to prepare the polyurethane A; and optionally radiation-curable diluent; whereby the weight ratio between (a) and (b) is in the range from 50:50 to 99:1; and whereby the ethylenically unsaturated bond concentration of the coating composition is in the range from 0.5 to 6 milliequivalents per g of polyurethane A and radiation-curable diluent.
COMPOSITION AND COATING FILM
A composition including a polymer and at least one compound selected from a reactive polydialkylsiloxane and a fluoropolyether, the polymer containing a perhaloolefin unit and a hydroxy group-containing monomer unit and having a hydroxyl value of 110 to 210 mgKOH/g.
Method of forming a multilayer coating film
Provided herein is a method of forming a multilayer coating film including coating, onto an object to be coated, a water-based primer coating composition, wet-on-wet coating a first water-based coloring coating composition, wet-on-wet coating a second water-based coloring coating composition, coating a clear coating composition, and simultaneous hardening of the formed multilayer coating film. The water-based primer coating composition contains a water-based polyolefin resin, a water-based polyurethane resin, a curing agent, and conductive carbon. The first and second water-based coloring coating compositions, each, as base resins, contain a core/shell-type emulsion including an acrylic resin core portion and a polyurethane resin shell portion. The clear coating composition contains a hydroxy-group-containing acrylic resin and a polyisocyanate compound.
Thermosetting epoxy resin composition and production method for same
Provided is a thermosetting epoxy resin composition, including: an epoxy resin; a latent curing agent which is porous particles formed of a polyurea resin and supporting an aluminum chelate; and boric acid.
"Polyurethanes, Articles and Coatings Prepared Therefrom and Methods of Making the Same"
The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction product of components including: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.9 equivalents of at least one polyol different from branched polyol (b) and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.
"Polyurethanes, Articles and Coatings Prepared Therefrom and Methods of Making the Same"
The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction product of components including: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.9 equivalents of at least one polyol different from branched polyol (b) and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.
BIOCOMPATIBLE MATERIALS
A resin composition, the resin composition comprising a prepolymer (209) and optionally one or more diluent(s) (FIG. 3A), the prepolymer (209) comprising repeating units having at least one carbonate linkage and at least one unsaturated side-chain, the at least one optional diluent(s) comprising at least one unsaturated side-chain, wherein either or both of the prepolymer (209) and the at least one optional diluent(s) comprises at least one OCN linkage, preferably a urethane linkage.
REACTIVE HOT-MELT ADHESIVE COMPOSITION CONTAINING A POLYESTER-POLYURETHANE
A reactive hot-melt adhesive composition is provided which is the product of a reaction mixture comprising a polyester-polyurethane intermediate, optionally crystalline and/or amorphous polyesters or polyethers, and an excess of isocyanate groups. The inclusion of the polyester-polyurethane intermediate in the reactive hot-melt adhesive composition allows the properties of the adhesive composition to be customized for various applications.
REACTIVE HOT-MELT ADHESIVE COMPOSITION CONTAINING A POLYESTER-POLYURETHANE
A reactive hot-melt adhesive composition is provided which is the product of a reaction mixture comprising a polyester-polyurethane intermediate, optionally crystalline and/or amorphous polyesters or polyethers, and an excess of isocyanate groups. The inclusion of the polyester-polyurethane intermediate in the reactive hot-melt adhesive composition allows the properties of the adhesive composition to be customized for various applications.