摘要:
A water-based coating agent for gravure printing, including an aqueous polyurethane resin (A) which contains a polyurethane resin having an acid group and a polyamine compound, a water-soluble polymer (B), and an inorganic layered mineral (C) as a main constituent component, in which the aqueous polyurethane resin (A) is 5 to 60 mass%, the water-soluble polymer (B) is 25 to 80 mass%, and the inorganic layered mineral (C) is 8 to 20 mass% in a solid compounding ratio of a total solid, a total solid concentration is greater than or equal to 5 mass%, and viscosity at 23°C is less than or equal to 50 mPa·s, and the water-soluble polymer (B) is a polyvinyl alcohol resin having a degree of saponification of greater than or equal to 95% and a degree of polymerization of 300 to 1700.
摘要:
A water-based coating agent for gravure printing, including an aqueous polyurethane resin (A) which contains a polyurethane resin having an acid group and a polyamine compound, a water-soluble polymer (B), and an inorganic layered mineral (C) as a main constituent component, in which the aqueous polyurethane resin (A) is 5 to 60 mass%, the water-soluble polymer (B) is 25 to 80 mass%, and the inorganic layered mineral (C) is 8 to 20 mass% in a solid compounding ratio of a total solid, a total solid concentration is greater than or equal to 5 mass%, and viscosity at 23°C is less than or equal to 50 mPa·s, and the water-soluble polymer (B) is a polyvinyl alcohol resin having a degree of saponification of greater than or equal to 95% and a degree of polymerization of 300 to 1700.
摘要:
A gas barrier film includes a resin film base material, a layer made of an aqueous coating agent (A) which contains a hardener and has gas barrier properties and adhesiveness to the resin film base material, the layer made of the aqueous coating agent (A) being formed on at least one surface of the resin film base material, and at least one layer made of an aqueous coating agent (B) having a compounding ratio of a hardener smaller than that of the aqueous coating agent (A), the layer made of the aqueous coating agent (B) being formed on the layer made of the aqueous coating agent (A).
摘要:
A gas barrier film according to the present invention includes: a resin film substrate; a first layer made of an aqueous coating agent (C) that contains a water soluble polymer (A) and an inorganic layered mineral (B); and a second layer made of a coating agent (D) that contains titanium oxide, the first layer and the second layer being disposed in this order on at least one surface of the resin film substrate.
摘要:
An aqueous coating agent of the invention comprising (A) an aqueous polyurethane resin containing a polyurethane resin having an acid group and a polyamine compound, (B) a water-soluble polymer, and (C) an inorganic layered mineral as main constituents, wherein solid formulation ratios of the aqueous polyurethane resin (A), the water-soluble polymer (B) and the inorganic layered mineral (C) occupied in a total solid content of the aqueous coating agent are within ranges indicated below. Aqueous polyurethane resin (A): 5 to 60 mass% Water-soluble resin (B): 25 to 80 mass% Inorganic layered compound (C): 8 to 20 mass%