CN105368185A - Non-stick pan paint - Google Patents
Non-stick pan paint Download PDFInfo
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- CN105368185A CN105368185A CN201510804055.2A CN201510804055A CN105368185A CN 105368185 A CN105368185 A CN 105368185A CN 201510804055 A CN201510804055 A CN 201510804055A CN 105368185 A CN105368185 A CN 105368185A
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Abstract
The invention relates to a non-stick pan paint, which is formed by mixing of polytetrafluoroethylene, silicon oxide sol, alumina sol, titanium oxide sol and an admixture. Specifically, the silicon oxide sol is formed by mixing of ethyl silicate, propylene oxide, polyoxyethylene ether, silicic acid and water, the alumina sol is formed by mixing of aluminum triisopropoxide, propylene oxide, polyoxyethylene ether, boric acid and water, the titanium oxide sol is formed by mixing of titanium isopropoxide, propylene oxide, polyoxyethylene ether and titanic acid, and the admixture is made from tungstic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide. According to the invention, polytetrafluoroethylene is adopted as the matrix, silicon oxide sol, alumina sol and titanium oxide sol are adopted as the adjuvants, so that the admixture can combine with the matrix perfectly so as to form a high hardness coating; by making tungstic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide into the admixture, the hardness and strength of the coating are enhanced, and the high temperature resistance of the coating is also improved.
Description
Technical field
The present invention relates to the non-stick pan in daily life field, specifically a kind of non-stick pan coating.
Background technology
The appearance of " non-stick pan " brings very large convenience to the life of people, and people need not worry when cooking meat again accidentally will burn, and during fried fish, fillet are bonded on pot wall.The external form of this non-stick pan and ordinary pan does not have any relation, is only only the internal surface overbrushing antiseized pot layer of one deck at pot.Generally, non-stick pan coating layer coating used is made up of macromolecule resin and various filler usually, and macromolecule resin is the key component forming coating, gives the bonding force of coating and base material, other composition is bonded to overall bounding force, and the performance such as the impact of coating and gloss.
Existing household cooking utensil uses more fluor resin non-stick paint (being commonly called as teflon coating), name is called the Chinese patent application (200810052517.X of " watersoluble fluor resin non-stick paint and preparation method thereof ", CN101245209), its content relates to a kind of watersoluble fluor resin non-stick paint, it carries out modification by the acrylic water-based resin of synthesis to tetrafluoroethylene " PTFE " water-based resin, in modifying process, have employed the method for CALCIUM ACRYLATE after polymerization, do not use harmful auxiliary agent Perfluorocaprylic Acid salt compound, modified resin formation is inlayed and inierpeneirating network structure.But it is low, easy to wear to there is coating hardness; Problems such as producing toxic gas is easily decomposed under PTFE high temperature.
Summary of the invention
In order to solve hardness that the existing non-stick pan coating layer with tetrafluoroethylene being matrix is produced exists problem low, easy to wear, the invention provides a kind of non-stick pan coating, this coating is still matrix with tetrafluoroethylene, by adding various metal oxide sol and admixture, thus hardness and the wear resistance of coating are increased substantially.
The present invention for solving the problems of the technologies described above adopted technical scheme is: a kind of non-stick pan coating, according to weight ratio, this coating is by 28-30 part tetrafluoroethylene, the silica sol of 8-9 part, the alumina sol of 4-5 part, the titanium oxide sol of 6-7 part and the admixture of 2-3 part mix, wherein, described silica sol is by tetraethyl silicate, propylene oxide, Soxylat A 25-7, silicic acid and water mix according to weight ratio 2:1:1:0.5:12, described alumina sol is by aluminum isopropylate, propylene oxide, Soxylat A 25-7, boric acid and water mix according to weight ratio 2:0.9:1.2:0.7:10, described titanium oxide sol is by titanium isopropylate, propylene oxide, Soxylat A 25-7 and metatitanic acid mix according to weight ratio 2:14:3:0.3, described admixture is by wolframic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide are made according to the ratio of weight ratio 4:3:9:1.5:3.
Zinc oxide in described admixture is through following process: zinc oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in its weight 2-3 surface treatment agent doubly and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1-2h in the refrigeration chamber of-10 DEG C, namely treated zinc oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3.
Silicon carbide in described admixture is through following process: silicon carbide is ground to particle diameter and is no more than 0.074mm, then put it into mix in its weight 2-3 surface treatment agent doubly and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, namely treated silicon carbide is obtained, wherein, described surface treatment agent is that Virahol and aluminate coupling agent are mixed to get according to the ratio that weight ratio is 3:4.
Titanium oxide in described admixture is through following process: titanium oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in its weight 2-3 surface treatment agent doubly and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1-2h in the refrigeration chamber of-10 DEG C, namely treated titanium oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3.
In the present invention, the beeswax of tetrafluoroethylene weight 3-5% can also be added in coating, or add the pigment of tetrafluoroethylene weight 3-4%, such as carbon black.
Coating in the present invention is the same with existing coating, and existing spraying equipment and technique can be used to spray.
Beneficial effect: the present invention compared with prior art, has the following advantages:
First, the present invention using tetrafluoroethylene as matrix, using silica sol, alumina sol, titanium oxide sol as auxiliary, make admixture can with matrix perfect adaptation, thus form the coating of high rigidity;
Secondly, the present invention makes admixture with wolframic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide, not only increases hardness and the intensity of coating, and the high thermal resistance of the coating being also is improved;
Finally, zinc oxide, titanium oxide and the silicon carbide formed in admixture of the present invention is processed by unique technique, its surface property is changed, can better be combined with tetrafluoroethylene, thus improve homogeneity and the globality of coating.
Embodiment
Be further elaborated technical scheme of the present invention below in conjunction with specific embodiment, each component used in following embodiment all obtains by commercially available channel.
Embodiment 1
A kind of non-stick pan coating, according to weight ratio, this coating is by 28 parts of tetrafluoroethylene, the silica sol of 8 parts, the alumina sol of 4 parts, the admixture of the titanium oxide sol of 6 parts and 2 parts mixes, wherein, described silica sol is by tetraethyl silicate, propylene oxide, Soxylat A 25-7, silicic acid and water mix according to weight ratio 2:1:1:0.5:12, described alumina sol is by aluminum isopropylate, propylene oxide, Soxylat A 25-7, boric acid and water mix according to weight ratio 2:0.9:1.2:0.7:10, described titanium oxide sol is by titanium isopropylate, propylene oxide, Soxylat A 25-7 and metatitanic acid mix according to weight ratio 2:14:3:0.3, described admixture is by wolframic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide are made according to the ratio of weight ratio 4:3:9:1.5:3.
Be more than the brass tacks mode of the present embodiment, can do on above basis and further limit and improve:
As, zinc oxide in described admixture is through following process: zinc oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 2 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1h in the refrigeration chamber of-10 DEG C, namely treated zinc oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3;
And for example, silicon carbide in described admixture is through following process: silicon carbide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 2 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, namely obtain treated silicon carbide, wherein, described surface treatment agent is that Virahol and aluminate coupling agent are mixed to get according to the ratio that weight ratio is 3:4;
For another example, titanium oxide in described admixture is through following process: titanium oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 2 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1h in the refrigeration chamber of-10 DEG C, namely treated titanium oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3;
By processing the zinc oxide in raw material, titanium oxide and silicon carbide with upper type, the surface property of zinc oxide, titanium oxide and silicon carbide can be improved, thus can be more perfect be combined with base-material tetrafluoroethylene.
Embodiment 2
A kind of non-stick pan coating, according to weight ratio, this coating is by 30 parts of tetrafluoroethylene, the silica sol of 9 parts, the alumina sol of 5 parts, the admixture of the titanium oxide sol of 7 parts and 3 parts mixes, wherein, described silica sol is by tetraethyl silicate, propylene oxide, Soxylat A 25-7, silicic acid and water mix according to weight ratio 2:1:1:0.5:12, described alumina sol is by aluminum isopropylate, propylene oxide, Soxylat A 25-7, boric acid and water mix according to weight ratio 2:0.9:1.2:0.7:10, described titanium oxide sol is by titanium isopropylate, propylene oxide, Soxylat A 25-7 and metatitanic acid mix according to weight ratio 2:14:3:0.3, described admixture is by wolframic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide are made according to the ratio of weight ratio 4:3:9:1.5:3.
Be more than the brass tacks mode of the present embodiment, can do on above basis and further limit and improve:
As, zinc oxide in described admixture is through following process: zinc oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 3 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 2h in the refrigeration chamber of-10 DEG C, namely treated zinc oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3;
And for example, silicon carbide in described admixture is through following process: silicon carbide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 3 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, namely obtain treated silicon carbide, wherein, described surface treatment agent is that Virahol and aluminate coupling agent are mixed to get according to the ratio that weight ratio is 3:4;
For another example, titanium oxide in described admixture is through following process: titanium oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 3 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 2h in the refrigeration chamber of-10 DEG C, namely treated titanium oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3;
By processing the zinc oxide in raw material, titanium oxide and silicon carbide with upper type, the surface property of zinc oxide, titanium oxide and silicon carbide can be improved, thus can be more perfect be combined with base-material tetrafluoroethylene.
Embodiment 3
A kind of non-stick pan coating, according to weight ratio, this coating is by 29 parts of tetrafluoroethylene, the silica sol of 8.5 parts, the alumina sol of 4.5 parts, the admixture of the titanium oxide sol of 6.5 parts and 2.5 parts mixes, wherein, described silica sol is by tetraethyl silicate, propylene oxide, Soxylat A 25-7, silicic acid and water mix according to weight ratio 2:1:1:0.5:12, described alumina sol is by aluminum isopropylate, propylene oxide, Soxylat A 25-7, boric acid and water mix according to weight ratio 2:0.9:1.2:0.7:10, described titanium oxide sol is by titanium isopropylate, propylene oxide, Soxylat A 25-7 and metatitanic acid mix according to weight ratio 2:14:3:0.3, described admixture is by wolframic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide are made according to the ratio of weight ratio 4:3:9:1.5:3.
Be more than the brass tacks mode of the present embodiment, can do on above basis and further limit and improve:
As, zinc oxide in described admixture is through following process: zinc oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 2.5 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1.5h in the refrigeration chamber of-10 DEG C, namely treated zinc oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3;
And for example, silicon carbide in described admixture is through following process: silicon carbide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 2.5 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, namely obtain treated silicon carbide, wherein, described surface treatment agent is that Virahol and aluminate coupling agent are mixed to get according to the ratio that weight ratio is 3:4;
For another example, titanium oxide in described admixture is through following process: titanium oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in the surface treatment agent of its weight 2.5 times and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1.5h in the refrigeration chamber of-10 DEG C, namely treated titanium oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3;
By processing the zinc oxide in raw material, titanium oxide and silicon carbide with upper type, the surface property of zinc oxide, titanium oxide and silicon carbide can be improved, thus can be more perfect be combined with base-material tetrafluoroethylene.
Claims (4)
1. a non-stick pan coating, it is characterized in that: according to weight ratio, this coating is by 28-30 part tetrafluoroethylene, the silica sol of 8-9 part, the alumina sol of 4-5 part, the titanium oxide sol of 6-7 part and the admixture of 2-3 part mix, wherein, described silica sol is by tetraethyl silicate, propylene oxide, Soxylat A 25-7, silicic acid and water mix according to weight ratio 2:1:1:0.5:12, described alumina sol is by aluminum isopropylate, propylene oxide, Soxylat A 25-7, boric acid and water mix according to weight ratio 2:0.9:1.2:0.7:10, described titanium oxide sol is by titanium isopropylate, propylene oxide, Soxylat A 25-7 and metatitanic acid mix according to weight ratio 2:14:3:0.3, described admixture is by wolframic acid, silicic acid, zinc oxide, titanium oxide and silicon carbide are made according to the ratio of weight ratio 4:3:9:1.5:3.
2. a kind of non-stick pan coating according to claim 1, it is characterized in that: the zinc oxide in described admixture is through following process: zinc oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in its weight 2-3 surface treatment agent doubly and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1-2h in the refrigeration chamber of-10 DEG C, namely treated zinc oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3.
3. a kind of non-stick pan coating according to claim 1, it is characterized in that: the silicon carbide in described admixture is through following process: silicon carbide is ground to particle diameter and is no more than 0.074mm, then put it into mix in its weight 2-3 surface treatment agent doubly and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, namely treated silicon carbide is obtained, wherein, described surface treatment agent is that Virahol and aluminate coupling agent are mixed to get according to the ratio that weight ratio is 3:4.
4. a kind of non-stick pan coating according to claim 1, it is characterized in that: the titanium oxide in described admixture is through following process: titanium oxide is ground to particle diameter and is no more than 0.074mm, then put it into mix in its weight 2-3 surface treatment agent doubly and evenly obtain mixture, then mixture is dried under the condition of 85 DEG C, until its weight no longer changes, finally being proceeded to temperature is freezing 1-2h in the refrigeration chamber of-10 DEG C, namely treated titanium oxide is obtained after taking-up, wherein, described surface treatment agent is that Virahol and titanate coupling agent are mixed to get according to the ratio that weight ratio is 2:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510804055.2A CN105368185A (en) | 2015-11-20 | 2015-11-20 | Non-stick pan paint |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510804055.2A CN105368185A (en) | 2015-11-20 | 2015-11-20 | Non-stick pan paint |
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| CN105368185A true CN105368185A (en) | 2016-03-02 |
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Cited By (6)
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| CN108968721A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Handpiece of soybean milk machine component and soy bean milk making machine |
| CN108977748A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Non-sticking lining and preparation method thereof and cookware and equipment of cooking |
| CN108968700A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Pot and cooking apparatus in ceramic inserts metal |
| CN112138967A (en) * | 2020-09-15 | 2020-12-29 | 宁波太尔炊具有限公司 | Preparation method of wear-resistant ceramic coating non-stick pan |
| WO2021129079A1 (en) * | 2019-12-27 | 2021-07-01 | 杭州吉华高分子材料股份有限公司 | Preparation method for graphene modified aqueous non-stick coating capable of being used for iron cookware |
| CN115785703A (en) * | 2022-11-29 | 2023-03-14 | 河南科隆品盛实业有限公司 | Stainless steel-based inorganic non-stick coating and preparation method of stainless steel-based kitchen non-stick tool |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968721A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Handpiece of soybean milk machine component and soy bean milk making machine |
| CN108977748A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Non-sticking lining and preparation method thereof and cookware and equipment of cooking |
| CN108968700A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Pot and cooking apparatus in ceramic inserts metal |
| CN108968721B (en) * | 2017-06-01 | 2024-04-09 | 佛山市顺德区美的电热电器制造有限公司 | Soybean milk machine head assembly and soybean milk machine |
| WO2021129079A1 (en) * | 2019-12-27 | 2021-07-01 | 杭州吉华高分子材料股份有限公司 | Preparation method for graphene modified aqueous non-stick coating capable of being used for iron cookware |
| CN112138967A (en) * | 2020-09-15 | 2020-12-29 | 宁波太尔炊具有限公司 | Preparation method of wear-resistant ceramic coating non-stick pan |
| CN112138967B (en) * | 2020-09-15 | 2022-05-17 | 宁波太尔炊具有限公司 | Preparation method of wear-resistant ceramic coating non-stick pan |
| CN115785703A (en) * | 2022-11-29 | 2023-03-14 | 河南科隆品盛实业有限公司 | Stainless steel-based inorganic non-stick coating and preparation method of stainless steel-based kitchen non-stick tool |
| CN115785703B (en) * | 2022-11-29 | 2023-08-11 | 河南科隆品盛实业有限公司 | Preparation method of stainless steel-based inorganic non-stick paint and stainless steel-based kitchen non-stick tool |
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Application publication date: 20160302 |