KR20120059997A - Ceramic coating method of kitchen knife - Google Patents

Ceramic coating method of kitchen knife Download PDF

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Publication number
KR20120059997A
KR20120059997A KR1020100121536A KR20100121536A KR20120059997A KR 20120059997 A KR20120059997 A KR 20120059997A KR 1020100121536 A KR1020100121536 A KR 1020100121536A KR 20100121536 A KR20100121536 A KR 20100121536A KR 20120059997 A KR20120059997 A KR 20120059997A
Authority
KR
South Korea
Prior art keywords
ceramic
kitchen knife
weight
knife
coating
Prior art date
Application number
KR1020100121536A
Other languages
Korean (ko)
Inventor
이상건
Original Assignee
이상건
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이상건 filed Critical 이상건
Priority to KR1020100121536A priority Critical patent/KR20120059997A/en
Publication of KR20120059997A publication Critical patent/KR20120059997A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0218—Pretreatment, e.g. heating the substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • B05D7/53—Base coat plus clear coat type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B3/00—Hand knives with fixed blades
    • B26B3/02—Table-knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B9/00—Blades for hand knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2202/00—Metallic substrate
    • B05D2202/10—Metallic substrate based on Fe
    • B05D2202/15—Stainless steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2350/00—Pretreatment of the substrate
    • B05D2350/30—Change of the surface
    • B05D2350/33—Roughening
    • B05D2350/38—Roughening by mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Knives (AREA)

Abstract

PURPOSE: A ceramic coating method for a kitchen knife is provided to obtain improved durability of a kitchen knife by applying ceramic liquid on a heat-treated kitchen knife through two stages and finally plasticizing the kitchen knife. CONSTITUTION: A ceramic coating method for a kitchen knife comprises the steps of: forming an uneven furnace with a roughness of 7-10μ/m on a metal kitchen knife, removing dust from the kitchen knife with high-pressure air, heat-treating at 40°C-60°C in a heating furnace in order to optimize the coating surface, applying color ceramic liquid first kitchen knife and applying transpired ceramic liquid 4-5 seconds later, and plasticizing the kitchen knife at a temperature of 180°C-200°C for 20-30 minutes in a drying furnace.

Description

Ceramic coating method of kitchen knife

The present invention relates to a ceramic coating method of the kitchen knife, and more particularly, in order to optimize the ceramic coating on the kitchen knife of a conventional metal material, first, uneven surface formation and simultaneous contaminants, impurities and moisture removal treatment on the surface of the knife and silicon (SiO) 2 ) After primary coating treatment with primary color ceramic solution consisting of a suitable mixture of alumina (AL 2 O 3 ), alcohol and pigment, after 4 ~ 5 seconds, silicon (SiO 2 ), alumina (AL 2 O 3 ), alcohol The second transparent ceramic solution of the appropriate amount of the mixed solution is subjected to the second coating treatment on the first color ceramic liquid coating surface to obtain a kitchen knife having various colors, as well as a ceramic obtained by calcining at a temperature of 180 ° C. to 200 ° C. for 20 to 30 minutes. Coated kitchen knife relates to a ceramic coating method of a kitchen knife for the purpose of providing a safe and convenient kitchen knife having antibacterial, deodorant, heat resistance, non-tacky functionality.

In general, kitchen knives of metal materials (steel, stainless steel, cast iron, etc.) used for a long time in the kitchen had an unsanitary waste due to the propagation of various germs on the knife surface due to moisture contact, and the surface of the knife was discolored, resulting in uncleanness and odor. Due to the improper use has been a closure. Therefore, in the past, kitchen appliances or kitchen utensils that have been ceramic-printed on the surface of kitchen knife are used, but the printing and coating parts are relaxed, and the coating method of the ceramic coating is poor and incomplete. There was a problem falling.

The main object of the present invention is to solve the conventional problems as described above, the present invention is to improve the durability before the ceramic coating process on the knife surface and sand heat-treated on the knife surface by pretreatment in order to optimize the coating work (Geumgangsa) or glass bead to form roughness 7 ~ 10μ / m uneven surface through high pressure high pressure device, remove contaminants to remove oil and other impurities on the surface, and remove fine dust attached to the uneven surface Do the processing. In addition, the pretreatment temperature 40 ℃ ~ 60 ℃ furnace heat treatment at the temperature inside the furnace to remove the moisture and optimize the coating surface to make the ceramic liquid coating work well and at the same time, the ceramic liquid coating, immediately after the first color ceramic liquid coating or 4 ~ After 5 seconds, the second transparent ceramic liquid coating is applied and the durability is strengthened by firing for 20 ~ 30 minutes at the temperature of 180 ℃ ~ 200 ℃, so that the coating surface is not damaged or peeled off, and the surface of the knife is colored. The purpose is to obtain a functional kitchen knife with the antibacterial property of bacteria propagation suppression, the deodorization of odor removal, the heat resistance to heat and the non-adhesive property that food does not stick to the knife surface. .

In addition, the present invention by mixing and stirring 65% by weight of silicon (SiO 2 ), 20% by weight of alumina (AL 2 O 3 ), 5% by weight of alcohol, 10% by weight of pigment as a primary color ceramic liquid, color ceramic having color The coating solution was obtained, and the secondary transparent ceramic solution was mixed and stirred with 65% by weight of silicon (SiO 2 ), 30% by weight of alumina (AL 2 O 3 ), and 5% by weight of alcohol to obtain a transparent ceramic coating solution. Since it is coated over, the kitchen knife gets the functional kitchen knife of the color ceramic liquid coating with color, and it is not only excellent in durability due to the external change and strengthening of the material by ceramic coating, but also the kitchen knife is safe in the kitchen by obtaining the color kitchen knife. The purpose is to use a pleasant knife.

In order to achieve the above object, the present invention is the first step of the surface treatment to form an uneven surface of roughness 7 ~ 10μ / m by pretreatment to the metal knife, and impurities to remove fine dust on the surface of the knife with high pressure air 2nd process of treatment, 3rd process of heat treatment at furnace temperature 40 degreeC-60 degreeC in order to optimize coating surface, and 2nd transparent ceramic after 4-5 second simultaneously with primary color ceramic liquid coating work on said knife surface The liquid coating treatment box is the fourth step, and the combination of the process of the firing step as the fifth step for 20 to 30 minutes at a temperature in the drying furnace 180 ℃ ~ 200 ℃ as a basic feature in the technical configuration.

In addition, in order to obtain the above-mentioned primary color ceramic solution, 65% by weight of silicon (SiO 2 ), 20% by weight of alumina (AL 2 O 3 ), 5% by weight of alcohol, and 10% by weight of pigment are placed in a mixing stirrer and stirred to color ceramic The solution is obtained and coated.

In addition, in order to obtain a secondary transparent ceramic solution, 65% by weight of silicon (SiO 2 ), 30% by weight of alumina (AL 2 O 3 ), and 5% by weight of alcohol are added to a stirrer, followed by stirring to obtain a transparent ceramic solution. It is the basic characteristic in technical configuration.

As described above, the ceramic coating according to the present invention forms a roughness of 7-10 μ / m uneven surface on the entire surface of the metal knife, and removes oil and other impurities and contaminants on the surface of the knife and preheats the temperature of 40 ° C. to 60 ° C. In, because the clean optimization of the coating surface, such as the removal of moisture by heat treatment, the ceramic liquid coating work efficiency is excellent, and the pre-treated food surface 65% by weight of silicon (SiO 2 ), alumina (AL 2 O 3 ) 20% by weight, 5% by weight of alcohol, 10% by weight of the pigment and the first color ceramic solution coating was prepared by mixing and stirring, immediately after 4-5 seconds 65% by weight of silicon (SiO 2 ), alumina (AL 2 O 3 ) 30% by weight and 5% by weight of alcohol, mixed with a second transparent ceramic liquid coating, and after firing 20 to 30 minutes at 180 ℃ ~ 200 ℃ temperature in the drying furnace, so the durability of the ceramic coated surface It's strong and strong, so it doesn't peel off even after long-term use. The effect to be safely used, and also that there is an effect that can be used to, so to have an antimicrobial, deodorant, functionality Castle resistant non-stick the knife cheerful effective in the kitchen and convenient.

Hereinafter, a detailed description for the implementation of the present invention.

Ceramic coating of the kitchen knife according to the present invention, using a high-pressure type high pressure device with sand (gold steel) or glass beads heat-treated on the kitchen knife surface in a pretreatment operation to clean the metal kitchen knife surface to form roughness 7 ~ 10μ / m uneven surface Let's do it. The reason for forming the uneven surface on both sides of the knife is to increase the adhesive force of the ceramic liquid.

The knife having the uneven surface formed thereon removes impurities and contaminants such as fine dust on the surface, and then performs a water removal process by heat treatment at a furnace temperature of 40 ° C. to 60 ° C., thereby performing the coated surface as an optimized surface.

The above operation is safe by carrying out the operation of removing impurities, contaminants, and water on the metal knife, and brings about an increase in the visibility of the ceramic liquid coating, and there is no peeling phenomenon of the coating.

After the pretreatment of the ceramic liquid coating, the first color ceramic liquid coating and the second transparent ceramic liquid coating are performed immediately or after 4 to 5 seconds. These coating operations are performed by conventional spraying methods.

In order to obtain the above-mentioned primary color ceramic solution, 65% by weight of silicon (SiO 2 ), 20% by weight of alumina (AL 2 O 3 ), 5% by weight of alcohol, and 10% by weight of pigment are mixed, put into a stirrer, and agitated. Further, in order to obtain a secondary transparent ceramic liquid, 65% by weight of silicon (SiO 2 ), 30% by weight of alumina (AL 2 O 3 ), and 5% by weight of alcohol are mixed, put into a stirrer, and used by stirring.

The reason for coating the second transparent ceramic liquid immediately after the first color ceramic liquid coating or after 4 to 5 seconds is to show a beautiful color and pattern with the pigment represented by the primary color ceramic liquid coating, and also to transparent ceramic coating. This is to improve the functionality of ceramic coating by maintaining the protection of color and the strong and solid coating surface of the coating part, and increasing antimicrobial, deodorant, heat resistance and non-adhesiveness.

In addition, the present invention is completed by firing 20 minutes to 30 minutes at 180 ° C ~ 200 ° C temperature after drying the first color ceramic liquid coating and the second transparent ceramic liquid coating.

Since the ceramic liquid coating operation is coated to the blade portion of the kitchen knife, the present invention for cutting the blade portion of the blade as a grinding machine, because the blade is cut by 2mm, the ceramic coating knife is a finished product, the blade is a cutting blade made of a knife The function of is complete.

The ceramic coating knife made of the above method can be used cleanly and hygienically because it does not adhere to the knife on the surface of the knife and the heat resistance resistant to the antibacterial activity of bacteria suppression, the deodorant heat of odor removal, and when used, the housewife in the kitchen is functional. Can provide a ceramic coating knife that can be used safely and conveniently.

Claims (2)

A first step of surface treatment of forming an uneven surface having a roughness of 7 to 10 µ / m on a metal knife;
A second step of impurity treatment for removing fine dust on the surface of the knife with high pressure air,
A third step of heat treatment at a furnace temperature of 40 ° C. to 60 ° C. to optimize the coating surface;
4th to 5 seconds after the first color ceramic liquid coating work on the surface of the knife, the second transparent ceramic liquid coating treatment as a fourth process,
Ceramic coating method of the kitchen knife, characterized in that made by the combination of the process as a fifth step of firing 20 to 30 minutes at a temperature in the drying furnace 180 ℃ ~ 200 ℃.
The method of claim 1,
The primary color ceramic liquid was obtained by mixing and stirring 65% by weight of silicon (SiO 2 ), 20% by weight of alumina (AL 2 O 3 ), 5% by weight of alcohol, and 10% by weight of pigment,
The second transparent ceramic liquid is 65% by weight of silicon (SiO 2 ), 30% by weight of alumina (AL 2 O 3 ), alcohol 5% by weight of the ceramic coating method characterized in that obtained by stirring in a stirrer .
KR1020100121536A 2010-12-01 2010-12-01 Ceramic coating method of kitchen knife KR20120059997A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100121536A KR20120059997A (en) 2010-12-01 2010-12-01 Ceramic coating method of kitchen knife

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100121536A KR20120059997A (en) 2010-12-01 2010-12-01 Ceramic coating method of kitchen knife

Publications (1)

Publication Number Publication Date
KR20120059997A true KR20120059997A (en) 2012-06-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100121536A KR20120059997A (en) 2010-12-01 2010-12-01 Ceramic coating method of kitchen knife

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101376128B1 (en) * 2012-07-09 2014-03-19 조성훈 Stainless steel crown coated ceramic for deciduous tooth
JP2016049314A (en) * 2014-09-01 2016-04-11 株式会社Ihi Cutting tool and cutting tool finishing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101376128B1 (en) * 2012-07-09 2014-03-19 조성훈 Stainless steel crown coated ceramic for deciduous tooth
JP2016049314A (en) * 2014-09-01 2016-04-11 株式会社Ihi Cutting tool and cutting tool finishing method

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