JP2011515809A5 - - Google Patents

Claims (19)

The line width of the pattern is at 100μm or less, determining Ri der aperture ratio 99% or less 70% or more patterns, a form of pattern thickness of Supeishingu or line is irregular;
Printing a paste containing a conductive heating material on at least one surface of the resin film according to the determined pattern;
Baking the paste containing the printed conductive heating material to form a conductive heating pattern;
Forming a bus bar at both ends of the conductive heating pattern;
A method of manufacturing a heating element, comprising: attaching a transparent base material to at least one surface of a resin film having the conductive heat generation pattern; and providing a power supply unit connected to the bus bar.   The method for producing a heating element according to claim 1, wherein the printing uses an offset printing method, a gravure printing method, a flexographic printing method, an ink jet printing method, or one or more combined methods of the printing methods. The conductive heating material, copper, silver, or method for manufacturing a heating element according to claim 1 or 2 comprising a carbon nanotube (CNT),. The method of manufacturing a heating element according to any one of claims 1 to 3 , wherein the paste additionally includes an organic binder and glass frit. The printing, the interval between the lines of the printed pattern after firing is not less 30mm or less, according to claim 1-4 in which the height of the line from the surface of the transparent substrate is performed such that the 1~100μm according to any one A method for producing a heating element. The pattern is a combination of one or more of a stripe, a rhombus, a lattice, a circle, a wave pattern, a grid, a two-dimensional grid, a wave pattern, and a sine curve (Sine wave). The method for producing a heating element according to any one of claims 1 to 5 . The method for manufacturing a heating element according to any one of claims 1 to 6, further comprising a step of laminating and attaching an additional transparent base material on at least one surface of the heating element. The said transparent base material is a glass or a plastic substrate , The manufacturing method of the heat generating body in any one of Claims 1-7 . a) resin film,
b) Conductive heating that is disposed on at least one surface of the resin film, the pattern line width is 100 μm or less, the pattern aperture ratio is 70% or more and 99% or less, and the spacing or the line thickness is irregular. pattern,
c) a bus bar positioned at both ends of the conductive heating pattern;
d) A heating element comprising: a power supply unit connected to the bus bar; and e) a transparent substrate provided on at least one surface of the resin film on which the conductive heating pattern is formed. The heating element according to claim 9 , wherein the conductive heat generation pattern is formed by an offset printing method, a gravure printing method, a flexographic printing method, an ink jet printing method, or one or more combined methods of the printing methods. The heating element according to claim 9 or 10 , wherein an interval between lines of the conductive heating pattern is 30 mm or less, and a height of a line from the surface of the transparent substrate is 1 to 100 µm. The heating element according to any one of claims 9 to 11 , wherein the temperature deviation is 10% or less within 5 minutes after the heating operation. The heating element according to any one of claims 9 to 12, wherein five or more pattern lines are arranged per 1 cm of the length of the bus bar. The heating element according to any one of claims 9 to 13, wherein the heating element includes at least two regions having different conductive heating patterns. The heating element according to any one of claims 9 to 13, wherein the heating element includes a region where a conductive heating pattern is not formed. The heating element according to claim 9, wherein the conductive heating pattern is blackened. The heating element according to any one of claims 9 to 16, further comprising an additional transparent substrate provided on the heating pattern. The heating element according to any one of claims 9 to 17, wherein the transparent substrate is a glass or plastic substrate . The heating element according to any one of claims 9 to 18, wherein the heating element is used for a front glass of an automobile.