CN103183497B - Aluminum phosphate bonder and preparation method thereof - Google Patents
Aluminum phosphate bonder and preparation method thereof Download PDFInfo
- Publication number
- CN103183497B CN103183497B CN201110461021.XA CN201110461021A CN103183497B CN 103183497 B CN103183497 B CN 103183497B CN 201110461021 A CN201110461021 A CN 201110461021A CN 103183497 B CN103183497 B CN 103183497B
- Authority
- CN
- China
- Prior art keywords
- aluminum phosphate
- temperature
- phosphoric acid
- roasting
- bonder
- 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
- Glass Compositions (AREA)
Abstract
The invention belongs to the technical field of chemistry and relates to an aluminum phosphate bonder of temporary fixing cement for an assembled thermocouple ceramic tube nozzle and a preparation method thereof. The aluminum phosphate bonder solves the problems that all thermocouple electrodes and ceramic tubes are not high-temperature-resistant in use and cannot be fixed in the loose state after being fixed by nonmetal colloid at present, and has the advantages of firmness for bonding and incapability of causing the phenomena of loosing and dropping; after the thermocouple electrodes and the ceramic tubes are fixed by the bonder provided by the invention, a product does not have a problem since the delivery at beginning of year, users reflect well, and the progress and the quality are affirmed and praised by the users; and the material can work at the temperature of 70 DEG C below zero to 120 DEG C, so that the requirement of the product in working for a long time at the temperature of 0-900 DEG C is far met.
Description
Technical field
The invention belongs to technical field of chemistry, relate to a kind of temporary fixed aluminum phosphate caking agent and preparation method with cement who chews for assembled thermopair vitrified pipe.
Background technology
Between the electrode of assembled galvanic couple and shell, all adopt vitrified pipe isolation, for guaranteeing the fixing and insulation between porcelain tube and thermode, need between porcelain tube and electrode, fill caking agent, at present, adopt epoxy resin as caking agent, its heatproof is only 230 ℃, and insulativity is bad, can not meet product service requirements.
Summary of the invention
The object of the invention is to propose aluminum phosphate caking agent of a kind of high temperature resistant and good insulation preformance and preparation method thereof.Technical solution of the present invention is, 1) and raw material
1～5 part of a, analytical pure aluminum phosphate
3～7 parts, the silicon phosphorus aluminium of b, chemistry use chloride content≤0.05%
1～5 part of the phosphoric acid solution that c, proportion are 1.7
1～4 part of d, deionized water
2) blending process
A, in formula solid for mulation ratio, desired number is mixed even, be milled to fineness and can pass through the sieve in 200 orders/time;
B, the fines of mixing is packed in porcelain tube crucible, be placed in air High Temperature Furnaces Heating Apparatus and carry out high-temperature roasting, its maturing temperature is 900 ℃～1100 ℃, and the high-temperature roasting time should be controlled at 0.5～3 hour;
Batch mixing after c, roasting takes out after cooling to room temperature with the furnace, packs into ball milling on the ball mill of porcelain ball sealing 1～6 hour, more stand-by through the sieve powder in 200 orders/time;
3) allocating technology
Powder after roasting is sieved is contained in glass or plastic ware, then with imbibition dropper, is slowly added dropwise to phosphoric acid liquid, while dripping, with bamboo chip or willow rod, constantly stirs, the ratio of aluminum phosphate and pure aluminium silicate and phosphoric acid liquid should be controlled at 1: 0.5～1.0 scopes in.
1～5 part of described raw material a, analytical pure aluminum phosphate, 3～7 parts, the silicon phosphorus aluminium of b, chemistry use chloride content≤0.05%, 1～5 part of the phosphoric acid solution that c, proportion are 1.7,1～4 part of d, deionized water.
The invention solves after using nonmetal colloid fixing between current all hot thermocouple electrodes and porcelain tube, use non-refractory and get loose cannot be fixing problem, the advantage having is bonding firm, there will not be loosening, obscission, after adopting the caking agent stationary heat electrode and porcelain tube of this invention, product was delivered for use so far from the beginning of the year, all do not occur problem, and user reflects well, progress and quality obtain user's favorable comment and certainly.And this material can ,-70 ℃～1200 ℃ scope work, meet the requirement of 0 ℃ of product～900 ℃ of long term operations far away.
Embodiment
1) raw material
1～5 part of a, analytical pure aluminum phosphate
3～7 parts, the silicon phosphorus aluminium of b, chemistry use chloride content≤0.05%
1～5 part of the phosphoric acid solution that c, proportion are 1.7
1～4 part of d, deionized water
2) blending process
A, in formula solid for mulation ratio, desired number is mixed even, be milled to fineness and can pass through the sieve in 200 orders/time;
B, the fines of mixing is packed in porcelain tube crucible, be placed in air High Temperature Furnaces Heating Apparatus and carry out high-temperature roasting, its maturing temperature is 900 ℃～1100 ℃, and the high-temperature roasting time should be controlled at 0.5～3 hour;
Batch mixing after c, roasting takes out after cooling to room temperature with the furnace, packs into ball milling on the ball mill of porcelain ball sealing 1～6 hour, more stand-by through the sieve powder in 200 orders/time;
3) allocating technology
Powder after roasting is sieved is contained in glass or plastic ware, then with imbibition dropper, is slowly added dropwise to phosphoric acid liquid, while dripping, with bamboo chip or willow rod, constantly stirs, the ratio of aluminum phosphate and pure aluminium silicate and phosphoric acid liquid should be controlled at 1: 0.5～1.0 scopes in.
Embodiment mono-
1) raw material
1 part of a, analytical pure aluminum phosphate
3 parts, the silicon phosphorus aluminium of b, chemistry use chloride content≤0.05%
1 part of the phosphoric acid solution that c, proportion are 1.7
1 part of d, deionized water
2) blending process
A, in formula solid for mulation ratio, desired number is mixed even, and requires to be milled to fineness and can pass through the sieve in 200 orders/time;
B, the fines of mixing is packed in porcelain tube crucible, be placed in air High Temperature Furnaces Heating Apparatus and carry out high-temperature roasting, its maturing temperature is 900 ℃, 0.5 hour high-temperature roasting time;
Batch mixing after c, roasting takes out after being cooled to room temperature, packs into ball milling on the ball mill of porcelain ball sealing 1 hour, more stand-by through the sieve powder in 200 orders/time.
Allocating technology
Powder after roasting is sieved is contained in glass or plastic ware, then with imbibition dropper, is slowly added dropwise to phosphoric acid liquid.
Note: require constantly to stir with bamboo chip or willow rod while dripping, until magma pasty state can be used.The ratio of aluminum phosphate and pure aluminium silicate and phosphoric acid liquid is 1: 0.5.
During use, above-mentioned solution is dry, and its drying means is,
The part having poured into is dry dry in following temperature again after 24 hours at room temperature:
60 ℃～80 ℃ are dried 1 hour.80 ℃～100 ℃ are dried 1 hour.
Embodiment bis-
1) raw material
3 parts of a, analytical pure aluminum phosphates
5 parts, the silicon phosphorus aluminium of b, chemistry use chloride content≤0.05%
2.5 parts of the phosphoric acid solutions that c, proportion are 1.7
3 parts of d, deionized waters
2) blending process
A, in formula solid for mulation ratio, desired number is mixed even, and requires to be milled to fineness and can pass through the sieve in 200 orders/time;
B, the fines of mixing is packed in porcelain tube crucible, be placed in air High Temperature Furnaces Heating Apparatus and carry out high-temperature roasting, its maturing temperature is 1000 ℃, high-temperature roasting time 2 h;
Batch mixing after c, roasting takes out after being cooled to room temperature, packs into ball milling on the ball mill of porcelain ball sealing 3 hours, more stand-by through the sieve powder in 200 orders/time.
Allocating technology
Powder after roasting is sieved is contained in glass or plastic ware, then with imbibition dropper, is slowly added dropwise to phosphoric acid liquid.
Note: require constantly to stir with bamboo chip or willow rod while dripping, until magma pasty state can be used.The ratio of aluminum phosphate and pure aluminium silicate and phosphoric acid liquid is 1: 0.75.
During use, above-mentioned solution is dry, and its drying means is,
The part having poured into is dry dry in following temperature again after 24 hours at room temperature:
60 ℃～80 ℃ are dried 1 hour.80 ℃～100 ℃ are dried 1 hour.
Embodiment tri-
1) raw material
5 parts of a, analytical pure aluminum phosphates
7 parts, the silicon phosphorus aluminium of b, chemistry use chloride content≤0.05%
5 parts of the phosphoric acid solutions that c, proportion are 1.7
4 parts of d, deionized waters
2) blending process
A, in formula solid for mulation ratio, desired number is mixed even, and requires to be milled to fineness and can pass through the sieve in 200 orders/time;
B, the fines of mixing is packed in porcelain tube crucible, be placed in air High Temperature Furnaces Heating Apparatus and carry out high-temperature roasting, its maturing temperature is 1100 ℃, 3 hours high-temperature roasting time;
Batch mixing after c, roasting takes out after being cooled to room temperature, packs into ball milling on the ball mill of porcelain ball sealing 6 hours, more stand-by through the sieve powder in 200 orders/time.
Allocating technology
Powder after roasting is sieved is contained in glass or plastic ware, then with imbibition dropper, is slowly added dropwise to phosphoric acid liquid.
Note: require constantly to stir with bamboo chip or willow rod while dripping, until magma pasty state can be used.The ratio of aluminum phosphate and pure aluminium silicate and phosphoric acid liquid is 1: 1.0.
During use, above-mentioned solution is dry, and its drying means is,
The part having poured into is dry dry in following temperature again after 24 hours at room temperature:
60 ℃～80 ℃ are dried 1 hour.80 ℃～100 ℃ are dried 1 hour.
Through actual verification, after above three kinds of ratios preparation, assembly all can be qualified after producing, and meets service requirements.
Claims (2)
1. a preparation method for aluminum phosphate caking agent, is characterized in that,
1) raw material
1～5 part of a, analytical pure aluminum phosphate
3～7 parts, the silicon phosphorus aluminium of b, chemistry use Lv compound Han Liang≤0.05%
1～5 part of the phosphoric acid solution that c, proportion are 1.7
1～4 part of d, deionized water
2) blending process
A, in formula solid for mulation ratio, desired number is mixed even, be milled to fineness and can pass through the sieve of 200 orders/inch;
B, the fines of mixing is packed in porcelain tube crucible, be placed in air High Temperature Furnaces Heating Apparatus and carry out high-temperature roasting, its maturing temperature is 900 ℃～1100 ℃, and the high-temperature roasting time should be controlled at 0.5～3 hour;
Batch mixing after c, roasting takes out after cooling to room temperature with the furnace, packs into ball milling on the ball mill of porcelain ball sealing 1～6 hour, more stand-by through the sieve powder of 200 orders/inch;
3) allocating technology
Powder after roasting is sieved is contained in glass or plastic ware, then with imbibition dropper, is slowly added dropwise to phosphoric acid liquid, while dripping, with bamboo chip or willow rod, constantly stirs, and the ratio of aluminum phosphate and pure aluminium silicate and phosphoric acid liquid should be controlled in the scope of 1:0.5～1.0.
2. the preparation method of a kind of aluminum phosphate caking agent according to claim 1, it is characterized in that 1～5 part of described raw material a, analytical pure aluminum phosphate, 3～7 parts, the silicon phosphorus aluminium of b, chemistry use Lv compound Han Liang≤0.05%, 1～5 part of the phosphoric acid solution that c, proportion are 1.7,1～4 part of d, deionized water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110461021.XA CN103183497B (en) | 2011-12-29 | 2011-12-29 | Aluminum phosphate bonder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110461021.XA CN103183497B (en) | 2011-12-29 | 2011-12-29 | Aluminum phosphate bonder and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103183497A CN103183497A (en) | 2013-07-03 |
| CN103183497B true CN103183497B (en) | 2014-11-26 |
Family
ID=48674982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110461021.XA Active CN103183497B (en) | 2011-12-29 | 2011-12-29 | Aluminum phosphate bonder and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103183497B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112322194B (en) * | 2020-11-20 | 2023-03-24 | 北京中科原创节能环保科技有限公司 | Binder for high-temperature environment and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101070457A (en) * | 2007-06-18 | 2007-11-14 | 厦门大学 | Adhesive for making shells and its preparing method |
| CN102050434A (en) * | 2009-10-30 | 2011-05-11 | 中国石油天然气股份有限公司 | Aluminium phosphate sol used for catalyst and preparation method thereof |
| CN102093822A (en) * | 2009-12-09 | 2011-06-15 | 濮存海 | Sodium silicate binder |
-
2011
- 2011-12-29 CN CN201110461021.XA patent/CN103183497B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101070457A (en) * | 2007-06-18 | 2007-11-14 | 厦门大学 | Adhesive for making shells and its preparing method |
| CN102050434A (en) * | 2009-10-30 | 2011-05-11 | 中国石油天然气股份有限公司 | Aluminium phosphate sol used for catalyst and preparation method thereof |
| CN102093822A (en) * | 2009-12-09 | 2011-06-15 | 濮存海 | Sodium silicate binder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103183497A (en) | 2013-07-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104229844B (en) | Preparation method of superfine low-sodium alpha-alumina powder with high activity | |
| CN101412619B (en) | Micropore hydrogenated aluminum porcelain tube and preparation thereof | |
| CN103153912B (en) | High zirconia refractory product | |
| CN104711673A (en) | Preparation method of polycrystalline silicon ingot | |
| CN104478216A (en) | Composition and preparation method of high-strength heat-resistant glass vessel | |
| CN103183497B (en) | Aluminum phosphate bonder and preparation method thereof | |
| CN105130186A (en) | Gangue microcrystalline glass and preparation method thereof | |
| CN105294071A (en) | Lining type container used for precious metal crucible and preparation method thereof | |
| CN107118589A (en) | A kind of production method of zircon-vanadium blue pigment | |
| CN101671184A (en) | Formula of high-aluminum bricks sintered at low temperature and production method thereof | |
| CN108715554A (en) | The naked burning coating of functional refractory material | |
| CN104030709A (en) | High-temperature nano radiation coating for heating furnace and preparation process thereof | |
| CN102421717B (en) | Low thermal expansion filler, method for producing same, and glass composition | |
| CN105174982B (en) | Preparation method for the castable of blast furnace tuyere small sleeve and its with tuyere small sleeve | |
| CN102153345B (en) | NBT-KBT (NaBiTiO-KBiTiO) piezoelectric ceramic and manufacturing method thereof | |
| TWI527784B (en) | Making xenotime ceramics by reactive ceramming | |
| CN104129975B (en) | The coated calcium oxide-based ceramic core of a kind of rare earth | |
| CN105502449A (en) | Method for preparing beta''-aluminum oxide powder | |
| CN110156336A (en) | A kind of basalt fibre waste silk melts down reuse method | |
| CN102603316B (en) | Low-heat-conduction silicon mullite brick and preparation method thereof | |
| CN110116998A (en) | A kind of preparation method of high-purity aluminium metaphosphate powder | |
| CN101805127B (en) | Preparation formula and method of porcelain glaze for high temperature sealing | |
| CN105731809A (en) | Insulating material for heating wire, preparation and application method thereof | |
| CN105906212A (en) | Mica-based glass ceramic and preparation method thereof | |
| CN104387075B (en) | A kind of nozzle pottery containing diadust and preparation method thereof |
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 |