KR200421762Y1 - Non-Stickable Ceramic & P.T.F.E. Coated Cooking Ware - Google Patents

Abstract

The present invention provides a non-tacky ceramic coating and P.T.F.E. The present invention relates to a cooking appliance incorporating a coating agent. In a cooking appliance having a conventional metal surface, the metal surface (10) is subjected to a pretreatment process, a sanding process, and a dust removal process, and then preheated to 40 ° C. to 60 ° C., The ceramic coating layer 20 formed by applying a non-tacky ceramic coating agent, and before the ceramic coating layer 20 is dried, on the ceramic coating layer 20, a tetrafluoroethylene (PTFE) coding agent or a nanodiamond tetrafluoride polyethylene ( PTFE) is composed of a tetrafluoroethylene (PTFE) coating layer 30 formed by applying any one of the coating agent, a marble coating layer 40 is formed on the ceramic coating layer, or polyethylene tetrafluoride (PTFE :) on the ceramic coating layer ) Coating layer 30 and the marble coating layer 40 relates to a cooking utensil, characterized in that configured in order or in a reversed order.

According to the present invention, the coating layer can be dried by only one drying operation, so that the work time required to form the coating layer is short and the firing temperature is low, thereby reducing the production cost and improving the quality. In addition, the nano-diamond marble coating can be sprayed with a dot pattern of different colors from the ceramic in a wet state on the ceramic coating layer to enhance aesthetic appearance, and the durability is increased due to the surface hardness of the nanodiamond coating material. Due to the pattern layer (marble layer) of the layer and the point, the coating thickness is thick, which has the advantage of extending the service life of the bowl. In addition, various P.T.F.E coating agents can be used by changing the spray order to be changed according to the environment used, has the advantage of good convenience.

Cookware, Coating, Ceramic, P.T.F.E., Marble

Description

Non-adhesive ceramic coating and PT.E. Cooking utensils with coating agent {Non-Stickable Ceramic & P.T.F.E. Coated Cooking Ware}

1 is an illustration of a cooking utensil according to an embodiment of the present invention and a partial enlarged cross-sectional view of the surface coating layer

2 is an exploded view of a cooking utensil according to another embodiment of the present invention and a partial cross-sectional view of the surface coating layer;

3 is an illustration of a cooking utensil according to still another embodiment of the present invention and a partial enlarged cross-sectional view of the surface coating layer

4 is an enlarged view of a cross section of an exemplary cooking utensil and a surface coating layer according to another embodiment of the present invention;

<Description of Symbols Used in Main Parts of Drawing>

1: cookware

10: metal surface 20: ceramic coating layer

30: polyethylene tetrafluoride (PTFE) coating layer

40: marble coating layer

The present invention provides a non-tacky ceramic coating and P.T.F.E. The present invention relates to a cooking appliance incorporating a coating agent and a method of manufacturing the same. In a conventional cooking appliance having a metal surface, the metal surface (10) is subjected to a pretreatment process, a sanding process, and a dust removal process to 40 ° C. to 60 ° C. After preheating, the ceramic coating layer 20 formed by applying a non-adhesive ceramic coating agent, and before the ceramic coating layer 20 is dried, a polyethylene tetrafluoride (PTFE) coding agent or a nano diamond yarn on the ceramic coating layer 20 It consists of a tetrafluoroethylene (PTFE) coating layer 30 formed by applying any one of the fluorinated polyethylene (PTFE) coating agent, a marble coating layer 40 is formed on the ceramic coating layer, or a tetrafluoropolyfluoride on the ceramic coating layer It relates to a cooking utensil, characterized in that the ethylene (PTFE) coating layer 30 and the marble coating layer 40 is configured in sequence or in reverse order.

In general, in recent years, the surface of the cooking utensil is coated with various materials to increase durability, increase thermal conductivity, prevent scratches, and prevent sticking. As such a coating agent, a ceramic coating agent or a tetrafluoroethylene (PTFE) coating agent has been used. However, in such a conventional coating, if a coating layer of several layers is formed instead of a single coating layer, the production process becomes complicated because a heat treatment or a firing process for fixing the coating layer is required for each coating layer forming process. There was a problem that the production cost increases. .

The present invention was devised to solve the above problems, after applying a non-adhesive ceramic coating, the ceramic coating layer is not dried, but the general tetrafluoroethylene (PTFE) coating agent or nanodiamond tetrafluoride on it One or more coating layers may be selectively formed as needed using a polyethylene (PTFE) coating agent, a nano diamond marble tetrafluoride polyethylene (PTFE) coating agent, a silver nanomarble tetrafluoropolyethylene (PTFE) coating agent, and the like. It is possible to form multiple coating layers through only one time of plastic heat treatment of time, thereby improving the mechanical characteristics such as surface strength, heat transfer, scratch prevention, and anti-sticking of the cooking utensils, as well as forming a beautiful appearance. The main objective is to simplify the production process to reduce the production cost.

In order to achieve the above object, a non-tacky ceramic coating and P.T.F.E. The present invention relates to a cooking appliance incorporating a coating agent and a method of manufacturing the same. In a conventional cooking appliance having a metal surface, the metal surface (10) is subjected to a pretreatment process, a sanding process, and a dust removal process to 40 ° C. to 60 ° C. After preheating, the ceramic coating layer 20 formed by applying a non-adhesive ceramic coating agent, and before the ceramic coating layer 20 is dried, a polyethylene tetrafluoride (PTFE) coding agent or a nano diamond yarn on the ceramic coating layer 20 It consists of a tetrafluoroethylene (PTFE) coating layer 30 formed by applying any one of the fluorinated polyethylene (PTFE) coating agent, a marble coating layer 40 is formed on the ceramic coating layer, or a tetrafluoropolyfluoride on the ceramic coating layer Ethylene (PTFE) coating layer 30 and the marble coating layer 40 is characterized in that configured in sequence or in reverse.

In addition, on the tetrafluoroethylene (PTFE) coating layer 30, characterized in that it comprises a marble coating layer 40 formed by applying any one of the nano-diamond marble coating agent or silver nano marble coating agent.

In addition, in a conventional cooking utensil having a metal surface, after the pretreatment process, sanding process and dust removal process on the metal surface 10 is preheated to 40 ℃ ~ 60 ℃, and formed by applying a non-tacky ceramic coating agent It comprises a ceramic coating layer 20 and a marble coating layer 40 formed by applying any one of a nano diamond marble coating agent or a silver nano marble coating agent on the ceramic coating layer 20 before the ceramic coating layer 20 is dried. It is characterized by.

Further, on the marble coating layer 40, a tetrafluoroethylene (PTFE) coating layer 30 formed by applying any one of a polyethylene tetrafluoride (PTFE) coding agent or a nanodiamond tetrafluoropolyethylene (PTFE) coating agent is applied. Characterized in that it comprises a.

Hereinafter, with reference to the accompanying drawings, a non-adhesive ceramic coating according to an embodiment of the present invention and P.T.F.E. Cooking utensils coated with a coating agent and a method of manufacturing the same will be described in detail. First, in the drawings, the same components or parts are to be noted that as indicated by the same reference numerals as possible. In describing the present invention, detailed descriptions of related known functions or configurations are omitted in order not to obscure the subject matter of the present invention.

First, the ceramic coating layer 20 will be described. The ceramic coating layer 20 is applied on the metal surface 10 constituting the cooking utensil 1 as shown in FIG. 1. The resin, which is a basic component of the ceramic coating layer constituting the ceramic coating layer 10, is composed of a pure inorganic resin in which a hydrolyzable metal ALKOXIDE having a strong bonding force with SIO₂ is formed by a chemical reaction, and is made of pure inorganic resin and inorganic pigment. The formed coating film forms a powerful three-dimensional network structure through the heating process. At this time, the bonding energy of silicon and oxygen (SI-O) is 101kcal / mol, which is much greater than 83.2kcal / mol, which is the bonding energy of carbon and carbon (CC) of general organic coating film, and the covalent radius of silicon atom (SI) is carbon. Since it is about 1.5 times larger than the atomic ⓒ covalent bond radius, it is energy stable and can maintain sufficient durability against attack of heat, ultraviolet rays, various chemicals, etc., and has excellent characteristics of pollution resistance and cleaning restoration ability. The non-adhesive ceramic coating agent constituting the ceramic coating layer 20 is 23% by weight of ceramic sol, 15% by weight of IPA, 34% by weight of silane, 26% by weight of inorganic pigment dispersant, 1.0% by weight of other dispersant, 1.0% by weight of non-tacky dispersant It is preferred to be configured. In the case of the ceramic coating material having such a composition, when the conventional ceramic coating material is mixed with the PTFE coating agent in the wet state, there is a releasability that is separated from each other. The effect that can be used is obtained.

 Meanwhile, in order to more stably apply the ceramic coating layer 20 to the metal surface 10, a pretreatment step of removing foreign matter or grease on the metal surface, a sanding step, a dust removal step, and 40 ° C. to 60 ° C. It is preferable to apply the non-tacky ceramic coating after the preheating step.

Next, the tetratetrafluoro ethylene (PTFE) coating layer 30 will be described. The polyethylene tetrafluoride (PTFE) coating layer 30 is also coated on the ceramic coating layer 20 as shown in Figure 1, or the marble coating layer 40 is applied on the ceramic coating layer 20 as shown in FIG. It may be applied on, and is formed by applying either a general tetra tetraethyl ethylene (PTFE) coating agent or nano diamond tetrafluoro ethylene (PTFE) coating agent. The polyethylene tetrafluoride (PTFE) coating layer 30 has a property of preventing the food from being pressed on the surface of the cooking utensil when the non-tackiness is very strong. In addition, the nanodiamond tetrafluoride polyethylene (PTFE) coating agent has a property that the wear resistance is improved by the nanodiamond dispersion material contained in the component. The polyethylene tetrafluoride (PTFE) coating agent is preferably composed of 89.8% by weight of PTFE Dispersion, 0.72% by weight of surfactant, 0.18% by weight of other dispersants, 2.4% by weight of Flash Peal, 1.5% by weight of ceramic sol, 5.4% of distilled water. Do. In addition, the nano diamond tetrafluoride polyethylene (PTFE) coating agent is 89.8% by weight PTFE Dispersion, 0.1% by weight of nano-diamond dispersion, 0.72% by weight of surfactant, 0.18% by weight of other dispersant, 2.4% by weight of Flash Peal, ceramic sol 1.5% %, 5.3% of distilled water is preferred.

Next, the marble coating layer 40 will be described. The marble coating layer 40 is applied on the ceramic coating layer 20 as shown in FIG. 2, or the tetrafluoroethylene (PTFE) coating layer 30 coated on the ceramic coating layer 20 as shown in FIG. 4. ) Can be applied over. The marble coating layer 40 is formed by applying any one of the nano-diamond marble coating or silver nano marble coating. In this case, the ceramic coating layer 20 and the marble coating agent of different colors are applied to form a dot-shaped pattern to form the marble coating layer 40, thereby making a beautiful aesthetic, and the ceramic coating layer 20 and the marble coating layer (40) the thicker the coating, the longer the service life of the bowl. In this case, the nano diamond marble coating agent increases the surface hardness by the included nano diamond component to improve durability, PTFE Dispersion 85.5% by weight, surfactant 0.3% by weight, other dispersants 0.7% by weight, distilled water 6.6%, ceramic It is preferably composed of 1.5% by weight of sol, 0.1% by weight of nano-diamond dispersion, 4.5% of cobalt dispersion, and 0.8% by weight of Flash Peal. On the other hand, silver nano marble coating agent has an antibacterial activity, PTFE dispersion 85.5% by weight, surfactant 0.3% by weight, other dispersant 0.7% by weight, distilled water 5.7%, ceramic sol 1.5% by weight, silver nano-dispersant 1.0% by weight, cobalt dispersion 4.5% Flash Peal is preferably composed of 0.8% by weight.

Meanwhile, the tetrafluoroethylene (PTFE) coating layer 30 and the marble coating layer 40 may be applied alone on the ceramic coating layer 20 as shown in FIGS. 1 and 2, and FIGS. 3 and 4. It may be formed by changing the order of application as shown in.

Next, the non-tacky ceramic coating and P.T.F.E. The manufacturing method of the cooking utensil which combined the coating agent is demonstrated.

First, in order to more stably apply to the metal surface 10, a pretreatment step of removing foreign matter or grease on the metal surface, a sanding step of polishing the metal surface using sand or abrasive for polishing, and in the sanding step The dust removal step of removing the generated dust, and the step of preheating the metal surface from which the dust is removed to 40 ℃ ~ 60 ℃. Thereafter, the ceramic coating is applied to form the ceramic coating layer 20. In the wet state before the applied ceramic coating is dried, either a tetrafluoroethylene (PTFE) coding agent or a nanodiamond tetrafluoropolyethylene (PTFE) coating agent is applied as shown in FIG. PTFE) to form a coating layer 30, or as shown in Figure 2 by applying any one of the nano-diamond marble coating or silver nano marble coating to form a marble coating layer (40).

If necessary, the marble coating layer 40 may be superposed on the polyethylene tetrafluoride (PTFE) coating layer 30 as illustrated in FIG. 4, and the marble coating layer 40 may be formed on the marble coating layer 40 as illustrated in FIG. 3. The fluorinated polyethylene (PTFE) coating layer 30 may be formed by overlapping.

The coating layers formed as above are subjected to a heat treatment process for about 18 minutes at about 300 ℃ in a drying furnace. In the above process, the heat drying process requires at least two drying processes in the conventional coating layer forming process, and the firing temperature is about 400 ° C., which is relatively high, and one drying step is sufficient, and the firing temperature is about 300 ° C. It is relatively low and the time required for drying is relatively short.

In the foregoing description, optimal embodiments have been disclosed in the drawings and the specification. Although specific terms have been used herein, they are used only for the purpose of describing the present invention and are not used to limit the scope of the present invention as defined in the meaning or the utility model registration claims. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the attached utility model registration claims.

As described above, according to the present invention, in the case of the present invention, the coating layer can be dried by only one drying operation, so that the work time required to form the coating layer is short and the firing temperature is low, thereby reducing the production cost and improving the quality. Can be. In addition, the nano-diamond marble coating agent can be sprayed in a dot pattern of different colors from the ceramic in a wet state on the ceramic coating layer to enhance aesthetic appearance, and the durability is increased due to the surface hardness of the nanodiamond coating material. Due to the pattern layer (marble layer) of the layer and the point, the coating thickness is thick, which has the advantage of extending the service life of the bowl. In addition, various types of PTFE coating agent can be used by changing the spray order to each other according to the environment used, has the advantage of good convenience.

Claims (4)

In a cooking appliance having a conventional metal surface, A ceramic coating layer 20 formed by applying a non-tacky ceramic coating after preheating to 40 ° C. to 60 ° C. after the pretreatment, sanding and dust removal processes on the metal surface 10; Before the ceramic coating layer 20 is dried, tetrafluoroethylene formed by applying either tetrafluoroethylene (PTFE) coding agent or nanodiamond tetrafluoropolyethylene (PTFE) coating agent on the ceramic coating layer 20. (PTFE) coating layer 30; Cooking utensils characterized in that comprising a The method according to claim 1, A marble coating layer 40 formed on the tetrafluoroethylene (PTFE) coating layer 30 by applying one of a nano diamond marble coating agent and a silver nano marble coating agent; Cooking utensils characterized in that comprising a In a cooking appliance having a conventional metal surface, A ceramic coating layer 20 formed by applying a non-tacky ceramic coating after preheating to 40 ° C. to 60 ° C. after the pretreatment, sanding, and dust removal processes on the metal surface 10; Before the ceramic coating layer 20 is dried, a marble coating layer 40 formed by applying any one of a nano diamond marble coating agent or a silver nano marble coating agent on the ceramic coating layer 20; Cooking utensils characterized in that comprising a The method according to claim 3, A tetrafluoroethylene (PTFE) coating layer 30 formed on the marble coating layer 40 by applying any one of a tetrafluoroethylene (PTFE) coding agent or a nanodiamond tetrafluoropolyethylene (PTFE) coating agent; Cooking utensils characterized in that comprising a

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