CN107309606A - A kind of preparation method of non-stick pan - Google Patents
A kind of preparation method of non-stick pan Download PDFInfo
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- CN107309606A CN107309606A CN201710349206.9A CN201710349206A CN107309606A CN 107309606 A CN107309606 A CN 107309606A CN 201710349206 A CN201710349206 A CN 201710349206A CN 107309606 A CN107309606 A CN 107309606A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- 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
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
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- 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
- A47J36/025—Vessels with non-stick features, e.g. coatings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cookers (AREA)
- Frying-Pans Or Fryers (AREA)
Abstract
The present invention relates to a kind of preparation method of non-stick pan, including：（1）Stainless steel material is subjected to pressure bottom and flange is cut；（2）Take step（1）In stainless steel material be outer bottom, to stainless steel material carry out pre-bending pressing, on the medial surface of outer bottom set an interior bottom flat-bottom slot；（3）Aluminum alloy materials after cleaning are welded on step（2）In flat-bottom slot in, in high temperature environments carry out high pressure interior outer bottom be combined；（4）With steel spheroid to step（3）In aluminium alloy in bottom carry out collision hit processing；（5）With diamond dust to step（4）In concavo-convex inner bottom surface carry out blasting treatment；（6）To step（5）In obtained complete pot carry out cleaning-drying processing, coating spraying and sintering processes are carried out to inner surface of pot body, outer surface processing is carried out to outer surface；（7）Assembling handle simultaneously examines storage.The present invention has the advantages that effective, not viscous effect simple in construction is good, preparation is simple and practicality is easily promoted.
Description
Technical field
The invention belongs to pan preparation method technical field, more particularly to a kind of preparation method of non-stick pan.
Background technology
In daily life, non-stick pan does not glue effect due to what it had in cooking process so that food is more complete beautiful
See, therefore non-stick pan is increasingly weighed in the status of existing pan in the market, receives the favor of consumers in general.Existing non-stick pan
Structure is mainly the fluorine-containing coat of metal pan and interior painting, and wherein fluorine-containing coat is easily decomposed, come off in use
The problem of, have a strong impact on pan using effect in itself and the life and health of people.
Patent application publication day is that the Chinese invention patent that the A of CN 104983313, data of publication of application are 2015.10.24 is public
A kind of three layers of compound non-stick pan, including pot and panhandle are opened, the pot is composited by multilayer different metal material, pot
It is composited from the inside to the outside by stainless steel layer, heat conduction aluminium lamination and magnetic conductive material layer, the inner surface of pot is provided with several according to six
Six prism boss of the regularly arranged distribution of square solid matter, the top of six prism boss is convex spherical, adjacent six prism boss it
Between formed UNICOM groove；The recess width is 0.1mm~0.15mm.
But there is the problem of poor not viscous effect and complicated difficult preparation in the non-stick pan in the patent.
The content of the invention
It is an object of the invention to provide a kind of preparation method of non-stick pan, it can be by the compound inside and outside the bottom of a pan of compacting and in aluminium
Hit the mode to form concavo-convex inner bottom surface in matter on bottom with steel ball, with the purpose that cannot do not reached viscously, the present invention has with simple in construction
Effect, not viscous effect are good, preparation is simple and the practical advantage easily promoted.
The solve the above problems technical scheme of use of the present invention is：A kind of preparation method of non-stick pan, including following technique
Step：
（1）Stainless steel material after cleaning is subjected to pressure bottom and flange is cut, and flange is carried out to throw side processing；
（2）Take step（1）In stainless steel material be outer bottom, to stainless steel material carry out pre-bending pressing, in the medial surface of outer bottom
The flat-bottom slot at one interior bottom of upper setting；
（3）Aluminum alloy materials after cleaning are welded on step（2）In flat-bottom slot in, high pressure is carried out in high temperature environments
Interior outer bottom is combined；
（4）With steel spheroid to step（3）In aluminium alloy in bottom carry out collision hit processing, in aluminium alloy on bottom formed bumps
Inner bottom surface；
（5）With diamond dust to step（4）In concavo-convex inner bottom surface carry out blasting treatment, on concavo-convex inner bottom surface formed be easy to coating
With reference to rough layer；
（6）To step（5）In obtained complete pot carry out cleaning-drying processing, coating spraying and burning are carried out to inner surface of pot body
Knot processing, outer surface processing is carried out to outer surface；
（7）Assembling handle simultaneously examines storage.
Further preferred technical scheme is：Step（4）Middle steel sphere diameter is 1-4mm, and bump density is 100-
350/cm3, shock end speed is 10-30m/s, and shock loading is 7-12ps, and it is 0.15- to hit the groove mean depth produced
0.5mm, average diameter is 1-3mm.
Further preferred technical scheme is：Step（4）The material of middle steel spheroid is that hardness is more than HRC45, surrender
Intensity is more than or equal to high-alloy steel, stainless steel, low-alloy steel and the height that 275Mpa, surface smoothness are more than or equal to 1.6
Toughness pottery composite material.
Further preferred technical scheme is：Step（3）In in the processing temperature of outer bottom compound tense be 450 DEG C -510
DEG C, friction pressure is 2500 tons -2850 tons.
Further preferred technical scheme is：Step（5）The mesh number of diamond dust is the mesh of 40 mesh -80, in concavo-convex inner bottom surface
The upper mat surface for forming 2-4 μm.
Further preferred technical scheme is：Step（6）In cleaning-drying processing procedure be followed successively by cleaning agent spray,
Hot clear water spray, three lonely Water sprays, anion water spray and 85 DEG C of high temperature are dried with cold wind chilling but twice.
Further preferred technical scheme is：Step（6）In outer surface processing include spray sintering, enamel sinter or
Polish sanding processing.
Further preferred technical scheme is：Stainless steel material includes 304,430,201,202 with magnetic property
The stainless steel of model.
Further preferred technical scheme is：Interior bottom material includes aluminium alloy, copper alloy, aluminium sheet and copper shim.
Further preferred technical scheme is：Step（6）Middle inner surface of pot body processing can be polishing or sanding.
The present invention to form the side of concavo-convex inner bottom surface by the compound inside and outside the bottom of a pan of compacting and being hit in aluminum on bottom with steel ball
Formula, with the purpose that cannot do not reached viscously, the present invention, which has, simple in construction effectively, to glue that effect is good, it is simple to prepare and practical easily promotes
Advantage.
Embodiment
As described below is only presently preferred embodiments of the present invention, non-that the scope of the present invention is defined.
Embodiment 1：A kind of preparation method of non-stick pan, specifically includes following steps：
（1）Stainless steel 304 material is carried out including oil removing, except the pretreatment work including surface oxide layer and thick sandblasting, then
Press bottom in groove pot apperance substantially at middle part, then flange processing is carried out on the periphery of this pot of base, to improve making for pot
With effect and safety in utilization, the throwing side that polishing mode is finally carried out to flange is handled；
（2）Above-mentioned steps（1）In stainless-steel pan base be pot outer bottom, carried out again at the recessed middle part of stainless-steel pan base smaller
The bending pressing processing of depth, forms flat-bottom slot in the middle part of the outer bottom that interior bottom is set for accommodating；
（3）The aluminium alloy plate suitable to Che Bianhou size specifications carries out oil removing cleaning, and aluminium alloy plate is welded on into step（2）In
In flat-bottom slot, then in 480 DEG C of high temperature furnace, internal outer bottom applies 2600 tons of friction pressure, for pot double-layer structure
It is compound；
（4）It is HRC46, the high-alloy steel that yield strength is 275Mpa and surface smoothness is 1.6 with a diameter of 2mm, hardness
Spheroid, shock processing is carried out to bottom in aluminium alloy, for forming size, depth within the specific limits on the face at bottom in aluminium alloy
Groove structure, to ensure non-stick pan effect；
In knockout process, it is 100/cm to control bump density3, shock end speed is 10m/s, and shock loading is 7ps, control
It is 0.2mm to hit the groove mean depth produced, and average diameter is 1mm, and distribution is formed in concavo-convex groove on bottom in aluminium alloy
Border between bottom surface, i.e. groove and groove is relative bulge-structure.
（5）Step（4）The middle concavo-convex inner bottom surface formed that hits is passivation layer, carries out blasting treatment to passivation layer, used
The diamond dust of 40 mesh sieves, controls to form the mat surface that depth is 2 μm on passivation layer, the rough layer is conducive to the firmly viscous of coating
Knot；
（6）To step（5）In completed to hit and the pot of sandblasting carries out washing and drying treatment, wherein cleaning step distinguishes
Lotion spray, for the first time hot clear water spray, lonely Water spray, second lonely Water spray, the lonely Water spray of third time and two
Secondary anion water spray, drying steps are that 85 DEG C of high temperature are dried with cold wind chilling but, are not then glued on bottom in aluminium alloy
The spraying of coating and sintering, carry out the spray sintering of protective coating on the outer bottom of stainless steel；
（7）Handle is assembled to the pot for preparing completion and advance perforate, follow-up inspection in-stockroom operation is carried out.
In the present embodiment, because above-mentioned machining forms intensive uniform but asymmetric concave-convex type face, it is accompanied by
Non-sticking lining, makes its liquid portion during cooking be stored in food rim in its pit in the state for being similar to moisture film.This
The mode that kind physics does not glue greatly improves non-adhesion behavior, and the plate-like layer structures of the more identical coating of its non-adhesion behavior do not glue effect
Significantly improve 3-5 times, and the effectively loss of control food nutritional ingredient during cooking.
Every verification test is carried out to the non-stick pan that completion is prepared in the present embodiment, including：
First, the test of the lattice of reference standard hundred（QB/T2421-98）, with draw lattice device internally, external surface coating carries out draw lattice peel off a survey
Examination；
Second, reference standard（QB/T2421-98）, carry out salt water resistance test；
3rd, reference standard（EN-12875-1）, carry out dish-washing machine performance test；
4th, reference standard（EN-12983）, Jin Hang ovens are tested；
5th, reference standard（QB/T2421-98/QB-T242- Du Ponts standard/ST009- prestige fort standard）, carry out LGA vibration
And plane wear-resisting test；
6th, fried egg test：Pan is heated to after 175 °, egg is placed in pot, solid rear delamination is taken out, and is more than
300 successes are just qualified（Flat board non-stick pan number of success only 100 times under identical non-viscous paint coating）.
Embodiment 2：A kind of preparation method of non-stick pan, specifically includes following steps：
（1）The material of stainless steel 430 is carried out including oil removing, except the pretreatment work including surface oxide layer and thick sandblasting, then
Press bottom in groove pot apperance substantially at middle part, then flange processing is carried out on the periphery of this pot of base, to improve making for pot
With effect and safety in utilization, the throwing side that polishing mode is finally carried out to flange is handled；
（2）Above-mentioned steps（1）In stainless-steel pan base be pot outer bottom, carried out again at the recessed middle part of stainless-steel pan base smaller
The bending pressing processing of depth, forms flat-bottom slot in the middle part of the outer bottom that interior bottom is set for accommodating；
（3）The aluminium alloy plate suitable to Che Bianhou size specifications carries out oil removing cleaning, and aluminium alloy plate is welded on into step（2）In
In flat-bottom slot, then in 490 DEG C of high temperature furnace, internal outer bottom applies 2700 tons of friction pressure, for pot double-layer structure
It is compound；
（4）It is HRC47, the high-alloy steel that yield strength is 280Mpa and surface smoothness is 1.7 with a diameter of 3mm, hardness
Spheroid, shock processing is carried out to bottom in aluminium alloy, for forming size, depth within the specific limits on the face at bottom in aluminium alloy
Groove structure, to ensure non-stick pan effect；
In knockout process, it is 200/cm to control bump density3, shock end speed is 20m/s, and shock loading is 10ps, control
It is 0.4mm that system, which hits the groove mean depth produced, and average diameter is 2mm, and distribution forms concavo-convex to groove on bottom in aluminium alloy
Border between inner bottom surface, i.e. groove and groove is relative bulge-structure.
（5）Step（4）The middle concavo-convex inner bottom surface formed that hits is passivation layer, carries out blasting treatment to passivation layer, used
The diamond dust of 50 mesh sieves, controls to form the mat surface that depth is 3 μm on passivation layer, the rough layer is conducive to the firmly viscous of coating
Knot；
（6）To step（5）In completed to hit and the pot of sandblasting carries out washing and drying treatment, wherein cleaning step distinguishes
Lotion spray, for the first time hot clear water spray, lonely Water spray, second lonely Water spray, the lonely Water spray of third time and two
Secondary anion water spray, drying steps are that 85 DEG C of high temperature are dried with cold wind chilling but, are not then glued on bottom in aluminium alloy
The spraying of coating and sintering, carry out the spray sintering of protective coating on the outer bottom of stainless steel；
（7）Handle is assembled to the pot for preparing completion and advance perforate, follow-up inspection in-stockroom operation is carried out.
In the present embodiment, because above-mentioned machining forms intensive uniform but asymmetric concave-convex type face, it is accompanied by
Non-sticking lining, makes its liquid portion during cooking be stored in food rim in its pit in the state for being similar to moisture film.This
The mode that kind physics does not glue greatly improves non-adhesion behavior, and the plate-like layer structures of the more identical coating of its non-adhesion behavior do not glue effect
Significantly improve 3-5 times, and the effectively loss of control food nutritional ingredient during cooking.
Every verification test is carried out to the non-stick pan that completion is prepared in the present embodiment, including：
First, the test of the lattice of reference standard hundred（QB/T2421-98）, with draw lattice device internally, external surface coating carries out draw lattice peel off a survey
Examination；
Second, reference standard（QB/T2421-98）, carry out salt water resistance test；
3rd, reference standard（EN-12875-1）, carry out dish-washing machine performance test；
4th, reference standard（EN-12983）, Jin Hang ovens are tested；
5th, reference standard（QB/T2421-98/QB-T242- Du Ponts standard/ST009- prestige fort standard）, carry out LGA vibration
And plane wear-resisting test；
6th, fried egg test：Pan is heated to after 175 °, egg is placed in pot, solid rear delamination is taken out, and is more than
300 successes are just qualified（Flat board non-stick pan number of success only 100 times under identical non-viscous paint coating）.
Embodiment 3：A kind of preparation method of non-stick pan, specifically includes following steps：
（1）The material of stainless steel 201 is carried out including oil removing, except the pretreatment work including surface oxide layer and thick sandblasting, then
Press bottom in groove pot apperance substantially at middle part, then flange processing is carried out on the periphery of this pot of base, to improve making for pot
With effect and safety in utilization, the throwing side that polishing mode is finally carried out to flange is handled；
（2）Above-mentioned steps（1）In stainless-steel pan base be pot outer bottom, carried out again at the recessed middle part of stainless-steel pan base smaller
The bending pressing processing of depth, forms flat-bottom slot in the middle part of the outer bottom that interior bottom is set for accommodating；
（3）The copper alloy plate suitable to Che Bianhou size specifications carries out oil removing cleaning, and copper alloy plate is welded on into step（2）In
In flat-bottom slot, then in 500 DEG C of high temperature furnace, internal outer bottom applies 2800 tons of friction pressure, for pot double-layer structure
It is compound；
（4）It is HRC48, the ceramic material that yield strength is 290Mpa and surface smoothness is 1.8 with a diameter of 4mm, hardness
Pellet body, shock processing is carried out to bottom in copper alloy, for forming size, depth on the face at bottom in certain limit in copper alloy
Interior groove structure, to ensure non-stick pan effect；
In knockout process, it is 300/cm to control bump density3, shock end speed is 30m/s, and shock loading is 12ps, control
It is 0.5mm that system, which hits the groove mean depth produced, and average diameter is 3mm, and distribution forms concavo-convex to groove on bottom in copper alloy
Border between inner bottom surface, i.e. groove and groove is relative bulge-structure.
（5）Step（4）The middle concavo-convex inner bottom surface formed that hits is passivation layer, carries out blasting treatment to passivation layer, used
The diamond dust of 80 mesh sieves, controls to form the mat surface that depth is 4 μm on passivation layer, the rough layer is conducive to the firmly viscous of coating
Knot；
（6）To step（5）In completed to hit and the pot of sandblasting carries out washing and drying treatment, wherein cleaning step distinguishes
Lotion spray, for the first time hot clear water spray, lonely Water spray, second lonely Water spray, the lonely Water spray of third time and two
Secondary anion water spray, drying steps are that 85 DEG C of high temperature are dried with cold wind chilling but, are not then glued on bottom in copper alloy
The spraying of coating and sintering, carry out the spray sintering of protective coating on the outer bottom of stainless steel；
（7）Handle is assembled to the pot for preparing completion and advance perforate, follow-up inspection in-stockroom operation is carried out.
In the present embodiment, because above-mentioned machining forms intensive uniform but asymmetric concave-convex type face, it is accompanied by
Non-sticking lining, makes its liquid portion during cooking be stored in food rim in its pit in the state for being similar to moisture film.This
The mode that kind physics does not glue greatly improves non-adhesion behavior, and the plate-like layer structures of the more identical coating of its non-adhesion behavior do not glue effect
Significantly improve 3-5 times, and the effectively loss of control food nutritional ingredient during cooking.
Every verification test is carried out to the non-stick pan that completion is prepared in the present embodiment, including：
First, the test of the lattice of reference standard hundred（QB/T2421-98）, with draw lattice device internally, external surface coating carries out draw lattice peel off a survey
Examination；
Second, reference standard（QB/T2421-98）, carry out salt water resistance test；
3rd, reference standard（EN-12875-1）, carry out dish-washing machine performance test；
4th, reference standard（EN-12983）, Jin Hang ovens are tested；
5th, reference standard（QB/T2421-98/QB-T242- Du Ponts standard/ST009- prestige fort standard）, carry out LGA vibration
And plane wear-resisting test；
6th, fried egg test：Pan is heated to after 175 °, egg is placed in pot, solid rear delamination is taken out, and is more than
300 successes are just qualified（Flat board non-stick pan number of success only 100 times under identical non-viscous paint coating）.
The verification test result record such as following table of above three embodiment：
It can be drawn from upper table result：First, preparation method of the invention has the basic using effect of non-stick pan obtained by preparing
It is good, effect clear advantage is not glued, is especially embodied in fried egg test, above-mentioned fried egg test also embodies bumps well
Inner bottom surface coordinates the excellent not viscous effect that this physical chemistry of coating structure is produced after combining.
Embodiments of the present invention are explained in detail above, but the invention is not restricted to above-mentioned embodiment, in institute
State in the knowledge that technical field those of ordinary skill possesses, can also be made on the premise of present inventive concept is not departed from
Various modifications.These are all without creative modification, as long as all by Patent Law in scope of the presently claimed invention
Protection.
Claims (10)
1. a kind of preparation method of non-stick pan, it is characterised in that comprise the following steps that：
（1）Stainless steel material after cleaning is subjected to pressure bottom and flange is cut, and flange is carried out to throw side processing；
（2）Take step（1）In stainless steel material be outer bottom, to stainless steel material carry out pre-bending pressing, in the medial surface of outer bottom
The flat-bottom slot at one interior bottom of upper setting；
（3）Aluminum alloy materials after cleaning are welded on step（2）In flat-bottom slot in, high pressure is carried out in high temperature environments
Interior outer bottom is combined；
（4）With steel spheroid to step（3）In aluminium alloy in bottom carry out collision hit processing, in aluminium alloy on bottom formed bumps
Inner bottom surface；
（5）With diamond dust to step（4）In concavo-convex inner bottom surface carry out blasting treatment, on concavo-convex inner bottom surface formed be easy to coating
With reference to rough layer；
（6）To step（5）In obtained complete pot carry out cleaning-drying processing, coating spraying and burning are carried out to inner surface of pot body
Knot processing, outer surface processing is carried out to outer surface；
（7）Assembling handle simultaneously examines storage.
2. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（4）Middle steel spheroid is straight
Footpath is 1-4mm, and bump density is 100-350/cm3, shock end speed is 10-30m/s, and shock loading is 7-12ps, is hit
The groove mean depth of generation is 0.15-0.5mm, and average diameter is 1-3mm.
3. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（4）Middle steel spheroid
Material is that hardness is more than the high alloy that HRC45, yield strength are more than or equal to 1.6 more than or equal to 275Mpa, surface smoothness
The ceramic composite material of steel, stainless steel, low-alloy steel and high tenacity.
4. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（3）In in outer bottom be combined
When processing temperature be 450 DEG C -510 DEG C, friction pressure be 2500 tons -2850 tons.
5. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（5）The mesh number of diamond dust
For the mesh of 40 mesh -80, the mat surface of 2-4 μm of formation on concavo-convex inner bottom surface.
6. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（6）In cleaning-drying
Processing procedure is followed successively by cleaning agent spray, and hot clear water is sprayed, three lonely Water sprays, and anion water is sprayed and 85 DEG C high twice
Temperature drying and cold wind chilling are but.
7. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（6）In outer surface
Reason includes spray sintering, enamel sintering or polishing sanding processing.
8. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Stainless steel material, which includes having, leads
The stainless steel of 304,430,201,202 models of magnetic property.
9. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Interior bottom material include aluminium alloy,
Copper alloy, aluminium sheet and copper shim.
10. a kind of preparation method of non-stick pan according to claim 1, it is characterised in that：Step（6）Middle inner surface of pot body
Processing can be polishing or sanding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710349206.9A CN107309606A (en) | 2017-05-17 | 2017-05-17 | A kind of preparation method of non-stick pan |
| PCT/CN2017/100102 WO2018209844A1 (en) | 2017-05-17 | 2017-09-01 | Non-stick cookware manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710349206.9A CN107309606A (en) | 2017-05-17 | 2017-05-17 | A kind of preparation method of non-stick pan |
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| WO (1) | WO2018209844A1 (en) |
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| CN107981707A (en) * | 2017-12-29 | 2018-05-04 | 广东天际电器股份有限公司 | A kind of cumulative antibacterial non-stick pan and preparation method thereof |
| CN109820430A (en) * | 2019-02-13 | 2019-05-31 | 宁波百飞特厨具有限公司 | A kind of pan and its processing method |
| CN110464217A (en) * | 2019-09-12 | 2019-11-19 | 宁波钛灏新材料科技有限公司 | A kind of non-stick pan and preparation method thereof |
| CN110584496A (en) * | 2019-09-12 | 2019-12-20 | 宁波钛灏新材料科技有限公司 | Non-stick pan and preparation method thereof |
| US20200138241A1 (en) * | 2018-11-01 | 2020-05-07 | Ningbo Huige Outdoor Products Co., Ltd. | Process for manufacturing frying pan |
| CN112570239A (en) * | 2019-09-29 | 2021-03-30 | 浙江绍兴苏泊尔生活电器有限公司 | Preparation method of inner pot and inner pot |
| CN114479527A (en) * | 2022-01-26 | 2022-05-13 | 苟伟艳 | Inorganic non-stick enamel glaze coating material and coating method thereof |
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| CN107981707A (en) * | 2017-12-29 | 2018-05-04 | 广东天际电器股份有限公司 | A kind of cumulative antibacterial non-stick pan and preparation method thereof |
| US20200138241A1 (en) * | 2018-11-01 | 2020-05-07 | Ningbo Huige Outdoor Products Co., Ltd. | Process for manufacturing frying pan |
| US10856693B2 (en) * | 2018-11-01 | 2020-12-08 | Ningbo Huige Outdoor Products Co., Ltd. | Process for manufacturing frying pan |
| CN109820430A (en) * | 2019-02-13 | 2019-05-31 | 宁波百飞特厨具有限公司 | A kind of pan and its processing method |
| CN110464217A (en) * | 2019-09-12 | 2019-11-19 | 宁波钛灏新材料科技有限公司 | A kind of non-stick pan and preparation method thereof |
| CN110584496A (en) * | 2019-09-12 | 2019-12-20 | 宁波钛灏新材料科技有限公司 | Non-stick pan and preparation method thereof |
| CN112570239A (en) * | 2019-09-29 | 2021-03-30 | 浙江绍兴苏泊尔生活电器有限公司 | Preparation method of inner pot and inner pot |
| CN114479527A (en) * | 2022-01-26 | 2022-05-13 | 苟伟艳 | Inorganic non-stick enamel glaze coating material and coating method thereof |
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| WO2018209844A1 (en) | 2018-11-22 |
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