WO2008034282A1 - Marmite - Google Patents

Marmite Download PDF

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Publication number
WO2008034282A1
WO2008034282A1 PCT/CN2006/002389 CN2006002389W WO2008034282A1 WO 2008034282 A1 WO2008034282 A1 WO 2008034282A1 CN 2006002389 W CN2006002389 W CN 2006002389W WO 2008034282 A1 WO2008034282 A1 WO 2008034282A1
Authority
WO
WIPO (PCT)
Prior art keywords
pot
composite structure
layered composite
nano
layer
Prior art date
Application number
PCT/CN2006/002389
Other languages
English (en)
Chinese (zh)
Inventor
Guohua Wang
Original Assignee
Guohua Wang
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 Guohua Wang filed Critical Guohua Wang
Priority to PCT/CN2006/002389 priority Critical patent/WO2008034282A1/fr
Publication of WO2008034282A1 publication Critical patent/WO2008034282A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/021—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material including at least one metal alloy layer
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/023—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only

Definitions

  • the invention relates to a metal kitchen utensil, in particular to an electrochemical method obtained with good corrosion resistance, internal stress ⁇ , low embrittlement, good thermal conductivity, wear resistance, non-toxicity, heat storage and good gloss. Potware. Background technique
  • the pot with stainless steel as the base material still can not completely solve the problem of magnetic permeability of the pot body, which is suitable for the new generation of cooker-electromagnetic furnace which is becoming more and more popular.
  • the heat conduction and heat storage performance are improved only by partial (bottom) with the composite bottom process.
  • the manufacturing cost has risen sharply, and a set of high-quality stainless steel composite bottom pots often cost hundreds of dollars.
  • the new materials and new technologies make the kitchen utensils also have the qualities of heat conduction, heat storage and magnetic permeability, which become the cravings of the market and have broad application. prospect.
  • the object of the present invention is to overcome the defects of the existing pots and provide a new type of knot.
  • the technical problem to be solved is that it has a strong adhesion nano-deposited layer, which can simultaneously have the properties of wear resistance, corrosion resistance, heat conduction and heat storage, and good magnetic permeability, thereby being more suitable for practical use.
  • a pot includes a bottom and a pot, wherein the bottom of the pot is a layered composite structure, the layered composite structure comprises: a base layer; and two implant layers are respectively located on both sides of the base And two nano-deposited layers, respectively, outside the implant layer described above.
  • the layered composite structure comprises: a base layer; two implant layers respectively located on both sides of the base; and two nano-deposited layers, respectively located in the above-mentioned plant Beyond the layer.
  • the aforementioned cookware further includes a lid.
  • the outer side of the pot is symmetrically provided with two pot ears.
  • the base layer is a metal plate layer composed of an alloy formed of steel, copper, aluminum or a combination of the above materials.
  • a wok according to the present invention has a pot body, the pot body is a layered composite structure, the layered composite structure comprises: a base layer; two implant layers, respectively located on both sides of the base; and two nanometers The deposited layers are located outside of the implant layers described above.
  • the outer side of the pot body is provided with a pot handle.
  • the outer side of the pot body is further provided with a pot ear, and the pot ear is symmetrically arranged with the above-mentioned pot handle.
  • the pot of the present invention has at least the following advantages:
  • the pot Since the invention has a multi-layer composite structure, the pot has excellent heat conduction, heat storage and magnetic permeability, which fundamentally overcomes the shortcomings of the existing stainless steel kitchen utensils, and is more suitable for a new generation of cooker-electromagnetic furnace.
  • the pot improves the surface properties of substrates such as steel, copper and aluminum, which are not only non-toxic, wear-resistant, glossy to mirror, and A strong protective mold is added to the surface to prevent contamination by water, mold, acid and alkali liquid, and dust, which is easier to clean and greatly improves the cooking environment.
  • the pot of the special structure of the invention has a strong adhesion nano-deposited layer, and can have the functions of wear resistance, corrosion resistance, heat conduction and heat storage, and good magnetic permeability, so that it is more suitable for practical use. It has many advantages and practical values as described above, and it has no similar structural design published in the same kind of products.
  • FIG. 1 is a schematic illustration of a preferred embodiment of the pan of the present invention.
  • Figure 2 is a schematic view showing the structure of the wok of the present invention.
  • Figure 3 is a schematic view of a layered composite structure of an embodiment of the present invention.
  • Fig. 5 is an electron micrograph of a nano-deposited layer of a layered composite structure of an embodiment of the present invention.
  • Fig. 6 is a photograph of a particle electron diffraction of a nano-deposited layer of the present invention.
  • Figure 7 is an energy spectrum of the nano-deposited layer of the present invention. The best way to achieve the invention
  • FIG. 1 and FIG. 3 are schematic views of a preferred embodiment of the present invention and a schematic view of a layered composite structure.
  • the preferred embodiment is a pot, which is a steel container having a pot bottom 1 brazed with a steel plate or a copper plate or an aluminum plate or a combination thereof; the pot 2 is connected to the bottom 1 of the pan and is equipped with a solder joint Or riveted handle or pot ear 3.
  • the bottom 1 of the pan is a five-layer laminated composite structure including a base layer 11; two layers of implant layers 12 respectively located on both sides of the base layer; and two layers of nano-deposited layers 13, They are located outside of the implant layer 12 described above.
  • the material of the base layer 11 described above is an alloy formed by a combination of steel, copper, aluminum or the above materials.
  • the implant layer 12 is formed by electrochemically implanting nickel molecules between the layers of the substrate layer 11, and the physical properties are between the base layer 11 and the nano-deposited layer 13, and the function is to deposit nano-deposits.
  • the layer 11 is tightly bonded to the base layer 11 and forms a transition zone of physical properties between the base layer 11 and the nano-deposited layer 13, thereby eliminating stress concentration, stress and high temperature between the base layer 11 and the nano-deposited layer 13.
  • the nano-deposited layer 13 does not peel off.
  • the nano-deposited layer 13 has a particle size of less than 45 nm. Color silvery white yellow; specific gravity 9. Og / cm 3 , atomic weight 60. 69-63. 88; atomic order 29-35; melting point greater than 1800 ° C; tensile strength greater than 500 Mpa; wear resistance greater than 35 TWI; 4. 0%; hardness 400-600HV; corrosion resistance: salt spray test face greater than 1000 hours; oxidation resistance: chemical stability at atmospheric temperature, oxidation and color change at 700 °C. Easy to polish into mirror surface; good flexibility; argon welding, soldering; internal stress 0- 50Mpa; good processability.
  • the above-mentioned pot 2 also adopts the same five-layer laminated composite structure as the bottom 1 of the pot.
  • the pan may also include a lid 4 for covering the pan to provide a wider range of use.
  • FIG. 2 is a schematic structural view of the wok set forth in the present invention. It has a pot body 21 which is a layered composite structure which is the same as the layered composite structure described in the above embodiment; a pot handle 22 is provided outside the pot body 21; The pot handle 22 is symmetrically disposed with a pot ear 23 on the outside of the pot body 21.
  • the manufacturing method of the pan according to the present invention mainly comprises the following steps:
  • the pot body is formed.
  • the material is made of SPCD 5 1. 5 steel plate to make the pot; Q235 5 3 steel plate is used as the raw material to make the composite pot bottom; the shape is formed into a pot by the press; then it is expanded by the press; then the edge is cut by the press; Frequency brazing, forming a composite pot bottom; forming the entire pot body in the bottom turning and chamfering along the pot; surface cleaning and sand blasting of the pot body, the standard is no rust, no oil.
  • Nano-depositing, nano-depositing on both the inner and outer surfaces of the pot The pot of the invention
  • the nano-deposition is realized by electroplating method, and the composition of the electroplating solution is: using nickel sulfamate as the main liquid boric acid
  • PH value stabilizer sulfamic acid is the main agent for lowering the pH value
  • nickel carbonate is the main agent for increasing the pH value
  • pure nickel with a purity greater than 99.99% is selected as the target; the circulation rate of the bath is controlled to ensure the groups of the bath The ion concentration of the fraction is uniform.
  • the surface is polished
  • Test method The pot formed according to the above method was tested on the layered composite structure, and the results were as follows: Test method:
  • the surface of the vertical steel plate coating of J0-780 type EDM machine was used to cut the thickness of 0. 2 hidden test piece, ground to a thickness of 100 ⁇ m, and then ion thinned until the center of the sample was perforated.
  • the observation of the structure and the electron diffraction phase were carried out on a Hitachi H-800 transmission electron microscope, and the composition was measured using a Phillips PV900 spectrometer.
  • the transmission electron microscope has an accelerating voltage of 150 kV.
  • FIG. 4 there is an electron micrograph of the layered composite structure of the present invention. It can be seen that there is a three-layer structure in which the black portion is the base layer, the gray portion outside the base layer is the implant layer, and the implant layer is the nano-deposited layer.
  • FIG. 5 it is an electron micrograph of the nano-deposited layer. Its microstructure is granular, measured by a ruler, and the particle size is between 25 - 60 nm.
  • FIG. 7 is an energy spectrum of the nano-deposited layer of the present invention. Quantitative analysis of its components Fruit is (% by weight): Ni: 99. 90%; Si: 0. 10°/. .
  • the pot of the present invention employs a five-layered layered composite structure comprising a base layer; two layers of implanted layers, respectively located on either side of the base layer; and two layers of nano-deposited layers, respectively located outside of the implanted layer.
  • the above-mentioned base material t is an alloy formed by a combination of steel, copper, aluminum or the above materials.
  • the pot of the special structure of the invention has a strong adhesion nano-deposited layer, and can have the functions of abrasion resistance, corrosion resistance, heat conduction and heat storage, and magnetic permeability, so that it is more suitable for practical use.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Cookers (AREA)

Abstract

L'invention concerne une marmite présentant un fond, une paroi et une poignée ou une anse soudée ou rivée à la marmite. Le fond de la marmite est constituée de quatre couches, c'est-à-dire une couche structurale de base, deux couches intégrées disposées respectivement de part et d'autre de la couche structurale de base, et deux nanomètres respectivement installés à l'extérieur des couches intégrées. Le matériau de la structure de base peut être l'acier, le cuivre, l'aluminium ou leur alliage.
PCT/CN2006/002389 2006-09-14 2006-09-14 Marmite WO2008034282A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2006/002389 WO2008034282A1 (fr) 2006-09-14 2006-09-14 Marmite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2006/002389 WO2008034282A1 (fr) 2006-09-14 2006-09-14 Marmite

Publications (1)

Publication Number Publication Date
WO2008034282A1 true WO2008034282A1 (fr) 2008-03-27

Family

ID=39200142

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2006/002389 WO2008034282A1 (fr) 2006-09-14 2006-09-14 Marmite

Country Status (1)

Country Link
WO (1) WO2008034282A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1389598A (zh) * 2002-07-07 2003-01-08 余泽玲 一种低温低浓度纳米复合镍多层组合的电镀方法
CN1425804A (zh) * 2003-01-13 2003-06-25 卢能晓 拉深用电镀板材制造工艺
CN1457737A (zh) * 2003-05-19 2003-11-26 黎明星 带锡镍合金保护层的铁锅及其制造方法
US6756134B2 (en) * 2002-09-23 2004-06-29 United Technologies Corporation Zinc-diffused alloy coating for corrosion/heat protection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1389598A (zh) * 2002-07-07 2003-01-08 余泽玲 一种低温低浓度纳米复合镍多层组合的电镀方法
US6756134B2 (en) * 2002-09-23 2004-06-29 United Technologies Corporation Zinc-diffused alloy coating for corrosion/heat protection
CN1425804A (zh) * 2003-01-13 2003-06-25 卢能晓 拉深用电镀板材制造工艺
CN1457737A (zh) * 2003-05-19 2003-11-26 黎明星 带锡镍合金保护层的铁锅及其制造方法

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