CN106477969B - A kind of composition preparing mortar, mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof - Google Patents
A kind of composition preparing mortar, mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof Download PDFInfo
- Publication number
- CN106477969B CN106477969B CN201610821790.9A CN201610821790A CN106477969B CN 106477969 B CN106477969 B CN 106477969B CN 201610821790 A CN201610821790 A CN 201610821790A CN 106477969 B CN106477969 B CN 106477969B
- Authority
- CN
- China
- Prior art keywords
- mortar
- composition
- resin
- component
- prepare
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/14—Polyepoxides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00939—Uses not provided for elsewhere in C04B2111/00 for the fabrication of moulds or cores
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Epoxy Resins (AREA)
Abstract
The invention discloses a kind of compositions for preparing mortar, mortar prepared therefrom, the resin paste composition comprising the mortar and preparation method thereof.The composition of mortar is wherein prepared, component includes silica flour 69-72%, 18 hydrazine aluminum sulfate 0.06-0.065% by weight percentage, remaining is water.By the pulp consistency value range of the composition preparation in 330-340g/200ml, conductance angle value range is in 485-515.The composition that is used to prepare paste resin of the mortar as component, component include: by weight percentage aforementioned mortar 78-80%, 815 epoxy resin 15-17%, TAP promotor 0.2-0.7%, remaining be 245 epoxy resin hardeners.Prepare the paste resin method include control environmental parameter, weigh each component, mortar cooling, be added component, stirring and etc..The porous resin mould manufactured using above-mentioned paste resin is low in cost, moderate strength, simple processing and service life and ventilatory capacity can reach production requirement.
Description
Technical field
The present invention relates to ceramic high pressure casting molding die manufacturing fields, and in particular to a kind of composition for preparing mortar,
Mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof.
Background technique
High-pressure slip casting process is the trend of contemporary health ceramic form manufacturing process, labor low with labor intensity
The advantages such as efficiency of movement height, the degree of automation height.High-pressure slip-casting molding die generally uses porous resin mould.Existing manufacture is porous
The porous resin mould of the method manufacture of resin mold is at high cost and leads to processing difficulties since intensity is very high.
Summary of the invention
It is an object of the invention to solve the problems of the prior art, a kind of composition for preparing mortar is provided, by its system
Standby mortar, resin paste composition comprising the mortar and preparation method thereof, the porous resin mould manufactured using the paste resin at
This cheap, moderate strength, simple processing and service life and ventilatory capacity can reach production requirement.
To reach above-mentioned purpose, the present invention adopts the following technical scheme:
A kind of composition being used to prepare mortar, component include: silica flour 69-72%, 18 hydration sulphur by weight percentage
Sour aluminium 0.06-0.065%, remaining is water.
Further, the silica sand Powder Particle Size below accounts for 32-35% at 5 microns.
Further, the water is distilled water, and conductance angle value range is 4-7.
The mortar being prepared using combinations of the above object, concentration value range is in 330-340g/200ml, conductance angle value model
It is trapped among 485-515.
A kind of composition being used to prepare paste resin, component include: above-mentioned mortar 78-80%, 815 by weight percentage
Epoxy resin 15-17%, TAP promotor 0.2-0.7%, remaining be 245 epoxy resin hardeners.
The method for preparing paste resin using above-mentioned composition, including step 1: by environmental Kuznets Curves in following parameter: temperature model
It is trapped among 30-36 DEG C, humidity range is in 40-70%；Step 2: weighed in composition as claimed in claim 5 by weight percentage
Each component；Step 3: weighed mortar is cooled to 23-25 DEG C；Step 4: successively by mortar, TAP promotor, 245 epoxy resin
Curing agent, 815 epoxy resin pour into blender, and the time controls in 4min；Step 5: stirring 17-20min, speed of agitator 250-
500RPM。
Compared with the existing technology, the beneficial effect of acquirement is technical solutions according to the invention:
1, silica flour is slightly soluble in water, does not also react with water, and due to being positive tetrahedron, and crystal structure is stable and water mixes
After stirring, hydrone particle is wrapped up by silica sand powder particles, and micro paths can be formed between each hydrone, thus for porous resin
Skeleton is established in preparation.
2,18 hydrazine aluminum sulfates, which are added, can carry out conductivity parameters detection for silica flour suspension, to determine that minute water is logical
Whether road meets Mold Making requirement.
3,18 hydrazine aluminum sulfates carry the crystallization water, and the crystallization water can be slowly lost after heating.After the completion of die casting, mold
Into drying process, this process needs the moisture sub-channel that forms script in mortar, by heating drying mode by moisture
Son evaporates, and starching silica sand inside the raw material being mixed with resin, the no hydrone of formation still can be by the small of hydrone
Channel.Drying temperature at this time is at 34-37 DEG C, and silica sand slurry and resin are mixed after being poured, and it is solid that temperature raising will lead to resin
Change speed to accelerate, when hydrone evaporation in micropore in silica sand slurry, shrinking caused by resin solidification may be by the hydrone of rule
Blocked path, the mold after leading to casting can not be drained and be scrapped.18 water aluminum sulfate are added, it can be in the loss of moist in micropore
When, itself contained crystallization water is slowly precipitated, the hydrone in micropore is supplemented, gives hydrone and evaporate a buffering course,
The shape of microporous passageways is maintained, the resin shrinkage stress that buffering generates when dry prevents blockage of the micro orifice.
4, silica sand Powder Particle Size 5 microns it is below account for 32-35% when, the small duct of formation can reach ventilation requirement.
5, low using distillation water conductivity, it does not react with silica flour, easily formation duct.
6, for pulp consistency value range in 330-340g/200ml, conductance angle value range is that characterization duct can in 485-515
The important parameter being effectively formed.
7, TAP promotor is the catalyst of resin reaction, is uniformly mixed each component, and reaction faster occurs.
8, mortar ratio is more than regulated proportion, then resin pulp density is excessive, and drainage exhaust effect is bad, and mortar ratio is lower than
Regulated proportion, then drainage exhaust effect is bad, and intensity is very little.
9, resin ratio is more than regulated proportion, then forming requirements, resin is not achieved in Working mould drainage exhaust effect after solidifying
Ratio is lower than regulated proportion, then Working mould hardness is inadequate after solidifying, and intensity is too low.
10, mortar is cooled to 23-25 DEG C, is to control paste resin temperature in 27-33 in the allotment of subsequent resin
DEG C, if do not cooled down, in subsequent operation, paste resin temperature will continue to increase, and cause to react too fast, the duration of pouring shortens.Group
It is more than 4min that part, which pours into the time, and part resin is reacted and heated up in adding procedure, leads to stirring unevenly.
11, environment temperature is excessively high, reacts too fast, is not easy to be poured；Environment temperature is too low, and material cannot be merged sufficiently, causes
Slurry agitation is uneven.
12, it is more than 4min that component, which pours into the time, and part resin is reacted and heated up in adding procedure, causes stirring uneven
It is even.
13, stirring is more than 20min, then the time for leaving casting for is too short, undermixing 17min, then material mixing is uneven.
14, the porous resin moulds prepared using the paste resin, whole ventilatory capacity meet or exceed 100L/min, mold
Cost is reduced to 1.5 ten thousand yuans hereinafter, access times reach 8000 times, and mould strength is moderate, can repair a die on line
(such as repairing the angle R), the period that makes to repair a die reduce more than half.
Specific embodiment
In order to be clearer and more clear technical problems, technical solutions and advantages to be solved, tie below
Embodiment is closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only to explain
The present invention is not intended to limit the present invention.
The composition of mortar is used to prepare in the present embodiment, component includes: silica flour 70%, 18 water by weight percentage
Aluminum sulfate 0.06% is closed, remaining is distilled water, and wherein silica sand Powder Particle Size below accounts for 33% at 5 microns.Above-mentioned component persistently stirs
24 hours, mortar is obtained, concentration value 335g/200ml, conductance angle value range is 500.
It is 30 DEG C in temperature, in the environment of humidity is 60%, weighs each component by following weight percent: aforementioned mortar
79%, 815 epoxy resin 16%, TAP promotor 0.4%, remaining be 245 epoxy resin hardeners.Weighed mortar is cooled to again
23-25℃.In 4min, mortar, TAP promotor, 245 epoxy resin hardeners, 815 epoxy resin are successively poured into stirring
Machine, and under 400 revs/min of speed of agitator, stir 20min.Paste resin is made.
Using porous resin mould made from the paste resin, whole ventilatory capacity meets or exceeds 100L/min, die cost drop
As low as 1.5 ten thousand yuans hereinafter, access times reach 8000 times, and mould strength is moderate, can repair a die on line (such as repair
The angle R), the period that makes to repair a die reduces more than half.
In above-mentioned technical proposal, silica flour is slightly soluble in water, does not also react with water, due to being positive tetrahedron, and crystal structure
After stable and water is mixed, hydrone particle is wrapped up by silica sand powder particles, and micro paths can be formed between each hydrone, from
It and is that skeleton is established in the preparation of porous resin.18 hydrazine aluminum sulfates, which are added, can carry out conductivity parameters inspection for silica flour suspension
It surveys, whether Mold Making requirement is met with the small water passage of determination.18 hydrazine aluminum sulfates carry the crystallization water, can slowly lose after heating
Decrystallize water.After the completion of die casting, mold enters drying process, this process needs the moisture for forming script in mortar
Sub-channel is evaporated hydrone by heating drying mode, and being formed inside the raw material that silica sand slurry and resin is mixed does not have
Hydrone still can pass through the minim channel of hydrone.Drying temperature at this time at 34-37 DEG C, stir by silica sand slurry and resin mixing
After mixing casting, temperature raising will lead to the quickening of resin solidification speed, when hydrone evaporation in micropore in silica sand slurry, resin solidification
The hydrone blocked path of rule, the mold after leading to casting may can not be drained and be scrapped by caused contraction.18 water are added
Aluminum sulfate can slowly be precipitated itself contained crystallization water and mend to the hydrone in micropore in the loss of moist in micropore
It fills, gives hydrone and evaporate a buffering course, maintain the shape of microporous passageways, the resin shrinkage that buffering generates when dry is answered
Power prevents blockage of the micro orifice.Silica sand Powder Particle Size 5 microns it is below account for 32-35% when, the small duct of formation can reach ventilation
It is required that.It is low using distillation water conductivity, it does not react with silica flour, easily formation duct.Pulp consistency value range is in 330-
340g/200ml, conductance angle value range are the important parameters that characterizes duct and can be effectively formed in 485-515.TAP promotor is
The catalyst of resin reaction is uniformly mixed each component, and reaction faster occurs.Mortar ratio is more than regulated proportion, then paste resin
Density is excessive, and drainage exhaust effect is bad, and mortar ratio is lower than regulated proportion, then drainage exhaust effect is bad, and intensity is very little.
Resin ratio is more than regulated proportion, then forming requirements are not achieved in Working mould drainage exhaust effect after solidifying, and resin ratio is lower than rule
Certainty ratio, then Working mould hardness is inadequate after solidifying, and intensity is too low.Mortar is cooled to 23-25 DEG C, is in order in subsequent resin
In allotment, paste resin temperature is controlled at 27-33 DEG C, if do not cooled down, in subsequent operation, paste resin temperature will continue to increase,
Cause to react too fast, the duration of pouring shortens.It is more than 4min that component, which pours into the time, and part resin is reacted and risen in adding procedure
Temperature causes stirring uneven.Environment temperature is excessively high, reacts too fast, is not easy to be poured；Environment temperature is too low, and material cannot sufficiently melt
It closes, causes slurry agitation uneven.It is more than 4min that component, which pours into the time, and part resin is reacted and heated up in adding procedure, leads
Cause stirring uneven.Stirring is more than 20min, then the time for leaving casting for is too short, undermixing 17min, then material mixing is uneven
It is even.
Description above describe the preferred embodiment of the present invention, it is to be understood that the present invention is not limited to above-mentioned implementation
Example, and excluding other embodiments should not be regarded as.Enlightenment through the invention, those skilled in the art combine known or existing
The change that technology, knowledge are carried out also should be regarded as within the scope of the present invention.
Claims (6)
1. a kind of composition for being used to prepare mortar, which is characterized in that the mortar is used to prepare porous resin moulds tree
Rouge slurry, the component of the composition includes: silica flour 69-72%, 18 hydrazine aluminum sulfate 0.06-0.065% by weight percentage,
Remaining is water.
2. a kind of composition for being used to prepare mortar as described in claim 1, it is characterised in that: the silica sand Powder Particle Size exists
5 microns below to account for 32-35%.
3. a kind of composition for being used to prepare mortar as described in claim 1, it is characterised in that: the water is distilled water,
Conductance angle value range is 4-7.
4. a kind of mortar being prepared using composition as claimed in claim 1,2 or 3, it is characterised in that: the sand
Concentration value range is starched in 330-340g/200ml, conductance angle value range is in 485-515.
5. a kind of composition for being used to prepare paste resin, which is characterized in that its component includes: claim 4 by weight percentage
The mortar 78-80%, 815 epoxy resin 15-17%, TAP promotor 0.2-0.7%, remaining be 245 epoxy cures
Agent.
6. a kind of method for preparing paste resin using composition as claimed in claim 5, characterized by comprising:
Step 1: by environmental Kuznets Curves in following parameter: temperature range is at 30-36 DEG C, and humidity range is in 40-70%；
Step 2: weighing each component in composition as claimed in claim 5 by weight percentage；
Step 3: weighed mortar is cooled to 23-25 DEG C；
Step 4: mortar, TAP promotor, 245 epoxy resin hardeners, 815 epoxy resin successively being poured into blender, time control
System is in 4min；
Step 5: stirring 17-20min, speed of agitator 250-500RPM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610821790.9A CN106477969B (en) | 2016-09-14 | 2016-09-14 | A kind of composition preparing mortar, mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610821790.9A CN106477969B (en) | 2016-09-14 | 2016-09-14 | A kind of composition preparing mortar, mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106477969A CN106477969A (en) | 2017-03-08 |
| CN106477969B true CN106477969B (en) | 2019-03-01 |
Family
ID=58273573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610821790.9A Active CN106477969B (en) | 2016-09-14 | 2016-09-14 | A kind of composition preparing mortar, mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106477969B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110372256A (en) * | 2019-08-01 | 2019-10-25 | 九牧厨卫股份有限公司 | A kind of mesohigh mold resin and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1638947A (en) * | 2002-02-28 | 2005-07-13 | 贝克莱特公开股份有限公司 | Method for producing and treating epoxide resin moulding materials |
| CN101885592A (en) * | 2010-06-10 | 2010-11-17 | 武汉大学 | Mold material and preparation method and application thereof |
| CN104326725A (en) * | 2014-07-04 | 2015-02-04 | 九牧厨卫股份有限公司 | Porous material used for sanitary ceramic high-pressure-moulding mould and preparation method thereof |
| CN105314924A (en) * | 2015-07-24 | 2016-02-10 | 九牧厨卫股份有限公司 | Small high-pressure element for ceramic sanitary appliance forming and manufacturing technology thereof |
-
2016
- 2016-09-14 CN CN201610821790.9A patent/CN106477969B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1638947A (en) * | 2002-02-28 | 2005-07-13 | 贝克莱特公开股份有限公司 | Method for producing and treating epoxide resin moulding materials |
| CN101885592A (en) * | 2010-06-10 | 2010-11-17 | 武汉大学 | Mold material and preparation method and application thereof |
| CN104326725A (en) * | 2014-07-04 | 2015-02-04 | 九牧厨卫股份有限公司 | Porous material used for sanitary ceramic high-pressure-moulding mould and preparation method thereof |
| CN105314924A (en) * | 2015-07-24 | 2016-02-10 | 九牧厨卫股份有限公司 | Small high-pressure element for ceramic sanitary appliance forming and manufacturing technology thereof |
Non-Patent Citations (1)
| Title |
|---|
| "陶瓷成型用多孔塑料模具的研究进展";田燕等;《中国陶瓷》;20050830;第41卷(第4期);第37-40页 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106477969A (en) | 2017-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104261794B (en) | A kind of handicraft clay sculpture material and preparation method thereof | |
| CN101891444B (en) | Reinforced layer coating for use in hot investment casting and preparation method thereof | |
| CN105964891B (en) | A kind of phosphate inorganic adhesive sand with high fluidity and preparation method thereof | |
| CN104600255A (en) | Curing process of lead-acid storage battery plate | |
| CN111393181B (en) | Preparation method of full-closed-pore porous mullite ceramic based on direct solidification injection molding | |
| CN103771863B (en) | Method for solidifying ceramic slurry through controlling high-valent contra-ion by slowly adjusting pH value | |
| CN107030250A (en) | A kind of process for making shell of model casting | |
| CN107601964A (en) | A kind of preparation method of ceramic gypsum mold | |
| CN108017378A (en) | A kind of water-based alumina base 3D printing base substrate method and its forming method | |
| CN108296417A (en) | It is a kind of to be used for laser sintered and nanometer 3D printing technique precoated sand and preparation method thereof | |
| CN106477969B (en) | A kind of composition preparing mortar, mortar prepared therefrom, resin paste composition comprising the mortar and preparation method thereof | |
| CN109175219A (en) | A kind of waterproof, modifier of easy mold release and its preparation method and application | |
| CN105414459A (en) | High-thermal-conductivity composite modified sodium silicate sand for pump valve castings, and preparation method thereof | |
| CN107445568A (en) | A kind of gypsum block and its preparation technology | |
| CN108907070B (en) | Phosphate binder self-hardening sand curing agent and preparation method thereof | |
| CN114044695B (en) | Porous ceramic material and preparation method thereof | |
| CN102515625A (en) | Integrated resin sand mold and its preparation method | |
| CN106515039B (en) | Method for preparing working mold for high-pressure slip casting by using female mold and cover mold | |
| CN105414455A (en) | High-thermal-stability modified alkaline phenolic resin self-hardening sand for pump valve casting and preparation method of high-thermal-stability modified alkaline phenolic resin self-hardening sand | |
| CN105436397A (en) | Carbon-nanotube-containing modified alkaline phenolic resin self-hardening sand used for pump valve castings and preparation method of self-hardening sand | |
| CN106747168B (en) | A kind of steam-pressing aero-concrete of low water absorption and preparation method thereof | |
| CN115555512A (en) | Moisture-proof anti-caking precoated sand and preparation method thereof | |
| CN104724966A (en) | High-strength gypsum retarder and preparation method thereof | |
| CN108751764A (en) | Expansive concrete modified oxidized calcium class swelling agent and preparation method thereof | |
| CN101700676B (en) | Method for controlling deformation of ceramic blank in gel casting process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |