CN103332931B - Method for preparing high-compactness zirconium oxide ceramic knife raw material powder - Google Patents
Method for preparing high-compactness zirconium oxide ceramic knife raw material powder Download PDFInfo
- Publication number
- CN103332931B CN103332931B CN201310310691.0A CN201310310691A CN103332931B CN 103332931 B CN103332931 B CN 103332931B CN 201310310691 A CN201310310691 A CN 201310310691A CN 103332931 B CN103332931 B CN 103332931B
- Authority
- CN
- China
- Prior art keywords
- solution
- deionized water
- sodium silicate
- liquid sodium
- magnesium chloride
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses a method for preparing high-compactness zirconium oxide ceramic knife raw material powder. The powder comprises the following components in parts by molar ratio: 1 part of base material, 0.0001 to 0.5 part of dense agent and 0.0002 to 0.08 part of surfactant, wherein the base material is a composition of zirconium oxychloride and yttrium nitrate in the molar ratio of 97 to 3, the dense agent is a composition of calcium metaborate, magnesium chloride and liquid sodium silicate in the molar ratio of 1 to 0.05-1.3 to 0.2-1.9, and the surfactant is a composition of peregal and triethanolamine lauryl sulfate in the molar ratio of 1 to 2-5. The calcium metaborate, the magnesium chloride and the liquid sodium silicate are combined with the zirconium oxychloride and the yttrium nitrate to form a composite oxide, the effect of sealing a hole is achieved, and the density uniformity of a ceramic knife product is improved.
Description
Technical field
The present invention relates to a kind of zirconia ceramic knife raw-material powder, specifically relate to a kind of preparation method of high-compactness zirconia ceramic knife raw-material powder.
Background technology
The customary preparation methods of zirconia ceramic knife is first obtained Stupalox material powder, and material powder carries out shaping, sintering again and makes zirconia ceramic knife.The performance of Stupalox material powder determines the characteristic of Stupalox finished product.
Zirconia ceramic knife generally adopts the zirconium white of single 3%mol stabilized with yttrium oxide to be raw material preparation both at home and abroad at present, in process prepared by high temperature sintering, cutter hub can form many micropores, in this Stupalox cutting of life-time service Radix Dauci Sativae, the fruits and vegetables such as tomato, cutter hub micropore easily sucks garden spgarden stuff and variable color, thus affect the work-ing life of Stupalox, cutter hub micropore is difficult to clean after sucking garden spgarden stuff simultaneously, cause the easy breed bacteria of cutter hub, this cutter of Reusability is unfavorable for health, address these problems, just should reduce the formation of cutter hub micropore in zirconia ceramic knife preparation process as far as possible, thus reduce the suction of garden spgarden stuff in the process of even stopping to cut fruits and vegetables.
Summary of the invention
The invention provides a kind of preparation method of high-compactness zirconia ceramic knife raw-material powder, solve cutter hub in Stupalox preparation process and form the problem of micropore.
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0001 ~ 0.5 part, 0.0002 ~ 0.08 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:0.05 ~ 1.3:0.2 ~ 1.9;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:2 ~ 5;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, the weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.1 ~ 9.5 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 750 ~ 1050 DEG C, and soaking time is 9 hours, then pulverizes.
Preferably, a kind of preparation method of high-compactness zirconia ceramic knife raw-material powder, by following
Step is carried out:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0038 part, 0.0096 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:0.5:0.4;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:5;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, the weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 750 DEG C, and soaking time is 9 hours, then pulverizes.
The liquid sodium silicate stirring velocity added in deionized water is 400-700r/min.
Preferably, described calcium metaborate is four water calcium metaborates, and magnesium chloride is magnesium chloride hexahydrate.
After adopting technique scheme, the present invention is compared with existing background technology, and tool has the following advantages:
Material based on basic zirconium chloride and Yttrium trinitrate, calcium metaborate, magnesium chloride and liquid sodium silicate are combined with basic zirconium chloride and Yttrium trinitrate and form composite oxides, these composite oxides can form the oxide complex of semi-melting shape in ceramic cutter hub sintering process, play the effect of sealing of hole, form stable dense structure, improve the density uniformity of Stupalox goods.
Embodiment
Below provide some embodiments of the present invention, to help understanding the present invention further, but protection scope of the present invention is not limited in these embodiments.
Embodiment one
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0038 part, 0.0096 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:0.5:0.4;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:5.
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, stirring velocity is 500r/min; The weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 750 DEG C, and soaking time is 9 hours, then pulverizes.
Embodiment two
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0032 part, 0.0002 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:1:1.2;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:4;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, stirring velocity is 700r/min; The weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.1 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 850 DEG C, and soaking time is 9 hours, then pulverizes.
Embodiment three
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0066 part, 0.018 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:1.3:1;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:5;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, stirring velocity is 400r/min; The weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 950 DEG C, and soaking time is 9 hours, then pulverizes.
Embodiment four
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0255 part, 0.08 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:0.05:1.5;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:5;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, stirring velocity is 600r/min; The weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 750 DEG C, and soaking time is 9 hours, then pulverizes.
Embodiment five
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.021 part, 0.004 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of four water calcium metaborates, magnesium chloride hexahydrate and liquid sodium silicate, and the mol ratio of four water calcium metaborates, magnesium chloride hexahydrate, liquid sodium silicate is 1:0.9:0.2;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:3;
(2) by basic zirconium chloride, Yttrium trinitrate, four water calcium metaborates, magnesium chloride hexahydrate adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, stirring velocity is 600r/min; The weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 1050 DEG C, and soaking time is 9 hours, then pulverizes.
Embodiment six
A preparation method for high-compactness zirconia ceramic knife raw-material powder, carries out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.5 part, 0.03 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of four water calcium metaborates, magnesium chloride hexahydrate and liquid sodium silicate, and the mol ratio of four water calcium metaborates, magnesium chloride hexahydrate, liquid sodium silicate is 1:0.2:0.8;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:2;
(2) by basic zirconium chloride, Yttrium trinitrate, four water calcium metaborates, magnesium chloride hexahydrate adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, stirring velocity is 600r/min; The weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 1000 DEG C, and soaking time is 9 hours, then pulverizes.
Experiment:
The material powder obtained by embodiment 1-6 is by this area conventional ceramic cutter preparation method, be prepared into zirconia ceramic knife, zirconia ceramic knife to be soaked in Radix Dauci Sativae juice 100 hours at ambient temperature, then carries out the whiteness test of zirconia ceramic knife, and table with test results understands degree not change.
Experiment proves, the zirconia ceramic knife that material powder of the present invention is prepared into has good compactness.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from spirit of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (4)
1. a preparation method for high-compactness zirconia ceramic knife raw-material powder, is characterized in that: carry out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0001 ~ 0.5 part, 0.0002 ~ 0.08 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:0.05 ~ 1.3:0.2 ~ 1.9;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:2 ~ 5;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, the weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.1 ~ 9.5 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 750 ~ 1050 DEG C, and soaking time is 9 hours, then pulverizes.
2. the preparation method of a kind of high-compactness zirconia ceramic knife raw-material powder according to claim 1, is characterized in that: carry out according to the following steps:
(1) base-material 1 part is prepared in molar ratio, compact agent 0.0038 part, 0.0096 part, tensio-active agent;
Described base-material is the composition of basic zirconium chloride and Yttrium trinitrate, and the mol ratio of basic zirconium chloride and Yttrium trinitrate is 97:3;
Described compact agent is the composition of calcium metaborate, magnesium chloride and liquid sodium silicate, and the mol ratio of calcium metaborate, magnesium chloride, liquid sodium silicate is 1:0.5:0.4;
Described tensio-active agent is the composition of peregal and dodecyltriethanolamine sulfate, and the mol ratio of peregal and dodecyltriethanolamine sulfate is 1:5;
(2) by basic zirconium chloride, Yttrium trinitrate, calcium metaborate, magnesium chloride adds deionized water for stirring makes it dissolve completely, obtain solution A, the total amount of basic zirconium chloride and Yttrium trinitrate and the weight ratio of deionized water are 1:1.5;
Peregal is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution B;
Dodecyltriethanolamine sulfate is dissolved in deionized water and is mixed with the solution that mass percentage concentration is 10%, obtains solution C;
Preparation mass percentage concentration is the ammoniacal liquor of 20%;
(3) liquid sodium silicate is added deionized water for stirring half an hour, the weight ratio of liquid sodium silicate and deionized water is 1:100; Drip above-mentioned solution A, solution B, solution C and ammoniacal liquor simultaneously and start reaction, control PH=9.2 in reaction process, react post-heating to 95 DEG C aging 72 hours, centrifuge dripping, oven dry, calcining, calcining temperature is 750 DEG C, and soaking time is 9 hours, then pulverizes.
3. according to the preparation method of a kind of high-compactness zirconia ceramic knife raw-material powder described in claim 1 or 2, it is characterized in that: the liquid sodium silicate stirring velocity added in deionized water is 400-700r/min.
4. the preparation method of a kind of high-compactness zirconia ceramic knife raw-material powder according to claim 1 and 2, is characterized in that: described calcium metaborate is four water calcium metaborates, and magnesium chloride is magnesium chloride hexahydrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310310691.0A CN103332931B (en) | 2013-07-23 | 2013-07-23 | Method for preparing high-compactness zirconium oxide ceramic knife raw material powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310310691.0A CN103332931B (en) | 2013-07-23 | 2013-07-23 | Method for preparing high-compactness zirconium oxide ceramic knife raw material powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103332931A CN103332931A (en) | 2013-10-02 |
| CN103332931B true CN103332931B (en) | 2015-04-22 |
Family
ID=49241159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310310691.0A Active CN103332931B (en) | 2013-07-23 | 2013-07-23 | Method for preparing high-compactness zirconium oxide ceramic knife raw material powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103332931B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105503179B (en) * | 2015-12-15 | 2018-02-16 | 东莞信柏结构陶瓷股份有限公司 | The preparation method of sintex |
| CN107456060B (en) * | 2016-06-06 | 2024-01-16 | 佛山市南海太康制冷设备有限公司 | Large-caliber low-speed juicer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62136374A (en) * | 1985-12-03 | 1987-06-19 | Nippon Telegr & Teleph Corp <Ntt> | Manufacture for grindstone and cutting tool |
| US6224968B1 (en) * | 1996-10-09 | 2001-05-01 | Widia Gmbh | Composite body, production process and use |
| CN1458128A (en) * | 2002-05-13 | 2003-11-26 | 福建省测试技术研究所 | Method for producing anti-bacteria ceramic |
| CN101618322A (en) * | 2009-07-30 | 2010-01-06 | 中国科学院上海硅酸盐研究所 | Photocatalysis antibacterial material excited by visible light and application thereof |
| CN102578149A (en) * | 2012-01-14 | 2012-07-18 | 哈尔滨工程大学 | Magnetic sterilizing material as well as preparation method and application method thereof |
| CN102718481A (en) * | 2012-07-03 | 2012-10-10 | 福建省智胜矿业有限公司 | Zirconia powder added with trace elements and preparation method thereof |
-
2013
- 2013-07-23 CN CN201310310691.0A patent/CN103332931B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62136374A (en) * | 1985-12-03 | 1987-06-19 | Nippon Telegr & Teleph Corp <Ntt> | Manufacture for grindstone and cutting tool |
| US6224968B1 (en) * | 1996-10-09 | 2001-05-01 | Widia Gmbh | Composite body, production process and use |
| CN1458128A (en) * | 2002-05-13 | 2003-11-26 | 福建省测试技术研究所 | Method for producing anti-bacteria ceramic |
| CN101618322A (en) * | 2009-07-30 | 2010-01-06 | 中国科学院上海硅酸盐研究所 | Photocatalysis antibacterial material excited by visible light and application thereof |
| CN102578149A (en) * | 2012-01-14 | 2012-07-18 | 哈尔滨工程大学 | Magnetic sterilizing material as well as preparation method and application method thereof |
| CN102718481A (en) * | 2012-07-03 | 2012-10-10 | 福建省智胜矿业有限公司 | Zirconia powder added with trace elements and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103332931A (en) | 2013-10-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103936489B (en) | A kind of method of producing magnesium ammonium phosphate slow release fertilizer | |
| CN104291787B (en) | A kind of composite ceramic material and preparation method thereof | |
| CN103332931B (en) | Method for preparing high-compactness zirconium oxide ceramic knife raw material powder | |
| CN102674834A (en) | Preparation method of zirconium oxide structural ceramics | |
| CN101884350A (en) | Method for preparing fresh-keeping film coating fruit wax for fruits and vegetables | |
| CN101560096A (en) | Yellow yttrium-zirconium composite nano-ceramic powder and preparation method thereof | |
| CN107162450A (en) | A kind of magnesium oxysulfide concrete | |
| CN104263014A (en) | Preparing method of high-purity active calcium carbonate used for coating | |
| CN101161099A (en) | A method for preparation of fresh vermicelli | |
| CN104046356A (en) | Preparation method of YAG:Ce<3+> yellow fluorescent powder with granularity of 13-15 microns | |
| CN104073217A (en) | Formula and preparation process of high-quality blood glue | |
| CN105494614A (en) | Fresh-keeping agent for strawberries and production method thereof | |
| CN103122248A (en) | Preparation method of high-performance nearly spherical micro-monocrystalline YAG (Yttrium Aluminum Garnet)-based luminescent material | |
| CN103159479A (en) | Gd2O3-modified La2Zr2O7-(Zr0.92Y0.08)O1.96 complex phase thermal barrier coating material | |
| CN110054482A (en) | A kind of machine tool industry synchronous modification of microcrystalline ceramic abrasive and its manufacturing method | |
| CN106634993B (en) | Cubic strontium sodium niobate red fluorescent powder and preparation method thereof | |
| CN105639239A (en) | Preparation method of fresh vermicelli | |
| CN102351688A (en) | Preparation method of high soluble crystal calcium citrate | |
| CN101831363B (en) | Washing powder expanded additive and preparation method thereof | |
| CN105768025B (en) | A kind of preparation method of high peppery property water-soluble capsicum oleoresin | |
| CN1827721A (en) | Process for preparing high-performance rare-earth precise polishing materials | |
| CN104488966A (en) | Antimicrobial agent for quartz-carried nano silver phosphate ceramic and preparation method thereof | |
| CN108084701A (en) | The production technology of a kind of nanometer of construction material and its application | |
| CN106587923A (en) | High-strength environmentally-friendly building material brick | |
| CN106833088A (en) | The preparation method of freedom from cracking function admirable powder of lacquer putty for use on |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing high-compactness zirconium oxide ceramic knife raw material powder Effective date of registration: 20170724 Granted publication date: 20150422 Pledgee: Bank of China Limited by Share Ltd Xianyou branch Pledgor: Fujian Johnson Mining Co., Ltd. Registration number: 2017350000087 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200605 Granted publication date: 20150422 Pledgee: Bank of China Limited by Share Ltd. Xianyou branch Pledgor: FUJIAN JOHNSON MINING Co.,Ltd. Registration number: 2017350000087 |