CN111718167A - Soft porcelain with high combustion performance and preparation method thereof - Google Patents
Soft porcelain with high combustion performance and preparation method thereof Download PDFInfo
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- CN111718167A CN111718167A CN202010619153.XA CN202010619153A CN111718167A CN 111718167 A CN111718167 A CN 111718167A CN 202010619153 A CN202010619153 A CN 202010619153A CN 111718167 A CN111718167 A CN 111718167A
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- flame retardant
- soft porcelain
- combustion performance
- high combustion
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Classifications
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- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
-
- 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
- C04B2111/76—Use at unusual temperatures, e.g. sub-zero
Abstract
The invention provides a soft porcelain with high combustion performance, which comprises the following components in parts by weight: 5-15 parts of Portland cement, 10-30 parts of heavy calcium carbonate, 50-70 parts of quartz sand, 2-8 parts of emulsion, 1.5-6 parts of solid flame retardant and 0.5-2 parts of liquid flame retardant, and also provides a preparation method of the soft porcelain, which comprises the three steps of material preparation, mixing and molding; according to the invention, the solid flame retardant and the liquid flame retardant are added into the soft porcelain material as raw materials to be mixed and sintered, so that the soft porcelain product with double flame retardant properties is finally obtained, and the heat-resistant flame retardant property is greatly improved; meanwhile, the preparation method is simple in preparation process, low in energy consumption, environment-friendly and applicable to large-scale production and manufacturing.
Description
Technical Field
The invention relates to the technical field of ceramic production, in particular to a soft ceramic with high combustion performance and a preparation method thereof.
Background
The ceramic tile is a porcelain product which is most used in modern life, and is made of refractory metal oxide and semimetal oxide through the processes of grinding, mixing, pressing, glazing and sintering, so that an acid-base-resistant porcelain or stone is formed, and the ceramic tile is used as a building or decorative material. The raw materials are mostly formed by mixing clay and quartz sand through high-temperature compression and the like, and have high hardness.
Through the improvement of modern ceramic technology, soft porcelain products appear in the ceramic tiles, and the soft porcelain is different from the traditional ceramic tiles in the texture. The soft tile is soft, looks like cow leather, has outstanding patterns and strong stereoscopic impression. The soft porcelain is made of 90% of clay and 10% of water-soluble additive through high-temperature sintering at a temperature of more than 400 ℃, common clay is forged into a ceramic tile product with elasticity and flexibility, and the texture of hardness, coldness, heaviness and frangibility of the porcelain is thoroughly changed. After being recovered, the waste can be reduced into powder through treatment to become soil.
The soft porcelain has the advantage of flexibility and difficult fracture, and is a novel low-carbon, environment-friendly and green light building decoration material. The light-weight and weather-resistant composite floor has the advantages of light weight, good flexibility, various shapes, good weather resistance and the like, and is widely applied to more and more fields of high-rise buildings, interior decoration, large-scale public entertainment places, public transportation facilities and the like.
Along with the increase of urban population, the gathering area of the crowd is also continuously enlarged, the importance of fire safety is gradually highlighted, when a fire disaster happens unfortunately, if the fire-resistant time of the non-combustible structural material can be prolonged, the flammability of the material is reduced, the burning speed of the combustible material is slowed down, the discharge amount of toxic gas is reduced, and the like, the danger of the fire disaster can be reduced, the precious time of the fire disaster at the initial stage is strived for, and important contributions are made to evacuation of people, fire fighting, fire extinguishing, communication electrical equipment protection and the like. Therefore, the production of the soft porcelain which can be used as building and decorative materials and has excellent flame retardance has important significance.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a soft porcelain with high combustion performance, which is used for solving the problems that the existing soft porcelain material cannot effectively slow down the combustion speed and is deficient in safety performance when facing fire hazard due to poor fire resistance.
In order to achieve the purpose, the invention adopts the following technical scheme:
the soft porcelain with high combustion performance comprises the following components in parts by weight: 5-15 parts of Portland cement, 10-30 parts of heavy calcium carbonate, 50-70 parts of quartz sand, 2-8 parts of emulsion, 1.5-6 parts of solid flame retardant and 0.5-2 parts of liquid flame retardant.
Further, the composition comprises the following components in parts by weight: 9 parts of Portland cement, 18 parts of heavy calcium carbonate, 64 parts of quartz sand, 4.6 parts of emulsion, 3.3 parts of solid flame retardant and 1.1 parts of liquid flame retardant.
Preferably, the emulsion is one or a mixture of styrene-acrylic emulsion, pure acrylic emulsion and silicone-acrylic emulsion.
Preferably, the solid flame retardant is one of decabromodiphenylethane, melamine cyanurate and melamine polyphosphate.
Preferably, the liquid flame retardant is one of dimethyl methyl phosphate and tricresyl phosphate.
A preparation method of soft porcelain with high combustion performance comprises the following steps:
(1) preparing materials: preparing raw materials according to the following weight ratio: 5-15 parts of Portland cement, 10-30 parts of heavy calcium carbonate, 50-70 parts of quartz sand and 2-8 parts of emulsion;
(2) mixing: adding water accounting for 10-30% of the total weight of the raw materials into the raw materials prepared in the step (1) by using a stirrer while stirring until the raw materials are fully dissolved and gelatinized, so that the viscosity reaches 2000-2800 Pa.s;
(3) molding: and injecting the mixed raw materials into a production die, sending the raw materials into a workshop for baking, and baking for 6-12 hours at the curve temperature of 80-150 ℃ to obtain the soft porcelain with the combustion performance of A2 grade.
Further, the coarse whiting is processed into 400-mesh powder and then weighed and selected.
Further, the quartz sand is a powder product with the particle size of 60-80 meshes.
Further, in the baking process in the step (3), the baking temperature at the time of the first 1/4 is 90 ℃, the baking temperature is raised to 150 ℃ at the time of the middle 1/2, and the baking temperature is 80 ℃ at the time of the later 1/4.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the solid flame retardant and the liquid flame retardant are added into the soft porcelain material as raw materials to be mixed and sintered, and finally the soft porcelain product with dual flame retardant properties is obtained, wherein the solid flame retardant has the effects of isolating oxygen and blocking heat conduction on the surface of the ceramic tile in a mode of forming an expansion covering layer after combustion, and the liquid flame retardant is introduced into the raw materials in a form of a polymer structural unit through polymerization reaction in the production process, so that a cross-linked macromolecular chain is formed, the strength of intermolecular covalent bonds is improved, and the flame resistance is correspondingly improved; meanwhile, the preparation method is simple in preparation process, low in energy consumption, environment-friendly and applicable to large-scale production and manufacturing.
Detailed Description
The technical solution of the present invention is further illustrated by the following examples.
Example 1
The soft porcelain raw material with the combustion performance of A2 level in the embodiment comprises the following components in parts by weight: 5 parts of Portland cement, 10 parts of heavy calcium carbonate, 50 parts of quartz sand, 2 parts of emulsion, 1.5 parts of solid flame retardant and 0.5 part of liquid flame retardant. The emulsion is styrene-acrylic emulsion, the solid flame retardant is decabromodiphenylethane, and the liquid flame retardant is dimethyl methylphosphonate.
The preparation process of the soft porcelain with the combustion performance of A2 grade in the formula is as follows:
firstly, preparing the following raw materials in parts by weight: 5 parts of Portland cement, 10 parts of heavy calcium carbonate, 50 parts of quartz sand, 2 parts of emulsion, 1.5 parts of solid flame retardant and 0.5 part of liquid flame retardant. Adding water accounting for 17% of the total weight of the dry powder into the raw materials while stirring by a stirrer until the raw materials are fully dissolved and gelatinized to make the viscosity reach 2000-2800 Pa.s; and injecting the mixed raw materials into a production die, sending the raw materials into a workshop for baking, and baking for 6 hours at the curve temperature of 80-150 ℃ to prepare the soft porcelain with the combustion performance of A2 grade.
Example 2
The soft porcelain raw material with the combustion performance of A2 level in the embodiment comprises the following components in parts by weight: 10 parts of Portland cement, 20 parts of heavy calcium carbonate, 60 parts of quartz sand, 4 parts of emulsion, 5 parts of solid flame retardant and 1 part of liquid flame retardant. The emulsion is styrene-acrylic emulsion, the solid flame retardant is decabromodiphenylethane, and the liquid flame retardant is dimethyl methylphosphonate.
The preparation process of the soft porcelain with the combustion performance of A2 grade in the formula is the same as that in the example 1, except that the weight of the added water in the mixing step is 20% of the total weight of the raw materials, and the baking time in the forming step is 8 hours.
Example 3
The soft porcelain raw material with the combustion performance of A2 level in the embodiment comprises the following components in parts by weight: 12 parts of Portland cement, 11 parts of heavy calcium carbonate, 58 parts of quartz sand, 3 parts of emulsion, 2.5 parts of solid flame retardant and 0.8 part of liquid flame retardant. The emulsion is styrene-acrylic emulsion, the solid flame retardant is decabromodiphenylethane, and the liquid flame retardant is dimethyl methylphosphonate.
The preparation process of the soft porcelain with the combustion performance of A2 grade in the formula is the same as that of the soft porcelain in the example 1.
Example 4
The soft porcelain raw material with the combustion performance of A2 level in the embodiment comprises the following components in parts by weight: 9 parts of Portland cement, 18 parts of heavy calcium carbonate, 64 parts of quartz sand, 4.6 parts of emulsion, 3.3 parts of solid flame retardant and 1.1 parts of liquid flame retardant. Wherein the emulsion is pure acrylic emulsion, the solid flame retardant is melamine cyanurate, and the liquid flame retardant is dimethyl methylphosphonate.
The preparation process of the soft porcelain with the combustion performance of A2 grade in the formula is the same as that of the soft porcelain in the example 1.
Example 5
The soft porcelain raw material with the combustion performance of A2 level in the embodiment comprises the following components in parts by weight: 10 parts of Portland cement, 13 parts of heavy calcium carbonate, 62 parts of quartz sand, 7 parts of emulsion, 5.5 parts of solid flame retardant and 1.4 parts of liquid flame retardant. Wherein the emulsion is pure acrylic emulsion, the solid flame retardant is melamine cyanurate, and the liquid flame retardant is dimethyl methylphosphonate.
The soft porcelain with the burning performance of the formula A2 grade is prepared by the same process as the soft porcelain in the example 1.
Example 6
In the embodiment, the soft porcelain raw material with the combustion performance of A2 grade comprises the following components in parts by weight: 15 parts of Portland cement, 30 parts of heavy calcium carbonate, 70 parts of quartz sand, 8 parts of emulsion, 1.5 parts of solid flame retardant and 0.5 part of liquid flame retardant. Wherein the emulsion is pure acrylic emulsion, the solid flame retardant is melamine cyanurate, and the liquid flame retardant is tricresyl phosphate.
The soft porcelain with the burning performance of the formula A2 grade is prepared by the same process as the soft porcelain in the example 1.
Example 7
In the embodiment, the soft porcelain raw material with the combustion performance of A2 grade comprises the following components in parts by weight: 5 parts of Portland cement, 10 parts of heavy calcium carbonate, 50 parts of quartz sand, 2 parts of emulsion, 6 parts of solid flame retardant and 2 parts of liquid flame retardant. The emulsion is a silicone-acrylic emulsion, the solid flame retardant is melamine polyphosphate, and the liquid flame retardant is tricresyl phosphate.
The preparation process of the soft porcelain with the burning performance of A2 grade in the formula is the same as that in example 1, except that the weight of the added water in the mixing step is 15 percent of the total weight of the raw materials, and the baking time in the forming step is 8 hours.
Example 8
In the embodiment, the soft porcelain raw material with the combustion performance of A2 grade comprises the following components in parts by weight: 13 parts of Portland cement, 27 parts of heavy calcium carbonate, 66 parts of quartz sand, 7 parts of emulsion, 5 parts of solid flame retardant and 1.8 parts of liquid flame retardant. The emulsion is a silicone-acrylic emulsion, the solid flame retardant is melamine polyphosphate, and the liquid flame retardant is tricresyl phosphate.
The preparation process of the soft porcelain with the burning performance of A2 grade in the formula is the same as that in example 1, except that the weight of the added water in the mixing step is 18 percent of the total weight of the raw materials, and the baking time in the forming step is 10 hours.
Example 9
In the embodiment, the soft porcelain raw material with the combustion performance of A2 grade comprises the following components in parts by weight: 15 parts of Portland cement, 30 parts of heavy calcium carbonate, 70 parts of quartz sand, 8 parts of emulsion, 6 parts of solid flame retardant and 2 parts of liquid flame retardant. The emulsion is a silicone-acrylic emulsion, the solid flame retardant is melamine polyphosphate, and the liquid flame retardant is tricresyl phosphate.
The process for preparing soft porcelain with the combustion performance of A2 grade according to the above formulation is the same as that of example 1, except that the weight of water added in the mixing step is 10% of the total weight of the raw materials.
The soft porcelain with the burning performance of A2 grade prepared by the above examples 1-9 has good waterproofness, flexibility and excellent flame retardance. In order to better illustrate the index performance of the soft porcelain, the invention carries out a comparative technical performance test on the prepared soft porcelain product. The test results are given in the following table:
as can be seen from the above table, in the nine examples, only the burning performance of example 6 can not reach the A2 standard, because the proportion of the solid flame retardant and the liquid flame retardant is the smallest in the example, thus causing the flame retardant performance to be unqualified, thereby proving that the solid flame retardant and the liquid flame retardant added in the invention are fully combined into the soft porcelain material after being baked.
In addition, the solid flame retardant and the liquid flame retardant in example 7 have too large a ratio of parts, resulting in a lack of abrasion resistance, slip resistance, water absorption and the like; example 4 is the most excellent example in overall physicochemical properties.
Finally, the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, which shall be covered by the claims of the present invention.
Claims (9)
1. The soft porcelain with high combustion performance is characterized in that: comprises the following components in parts by weight: 5-15 parts of Portland cement, 10-30 parts of heavy calcium carbonate, 50-70 parts of quartz sand, 2-8 parts of emulsion, 1.5-6 parts of solid flame retardant and 0.5-2 parts of liquid flame retardant.
2. The soft porcelain with high combustion performance as claimed in claim 1, wherein: comprises the following components in parts by weight: 9 parts of Portland cement, 18 parts of heavy calcium carbonate, 64 parts of quartz sand, 4.6 parts of emulsion, 3.3 parts of solid flame retardant and 1.1 parts of liquid flame retardant.
3. The soft porcelain with high combustion performance as claimed in claim 2, wherein: the emulsion is one or a mixture of styrene-acrylic emulsion, pure acrylic emulsion and silicone-acrylic emulsion.
4. The soft porcelain with high combustion performance as claimed in claim 2, wherein: the solid flame retardant is one of decabromodiphenylethane, melamine cyanurate and polyphosphoric acid melamine salt.
5. The soft porcelain with high combustion performance as claimed in claim 2, wherein: the liquid flame retardant is one of dimethyl methyl phosphate and tricresyl phosphate.
6. A method for preparing the soft porcelain with high combustion performance according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
(1) preparing materials: preparing raw materials according to the following weight ratio: 5-15 parts of Portland cement, 10-30 parts of heavy calcium carbonate, 50-70 parts of quartz sand and 2-8 parts of emulsion;
(2) mixing: adding water accounting for 10-30% of the total weight of the raw materials into the raw materials prepared in the step (1) by using a stirrer while stirring until the raw materials are fully dissolved and gelatinized, so that the viscosity reaches 2000-2800 Pa.s;
(3) molding: and injecting the mixed raw materials into a production die, sending the raw materials into a workshop for baking, and baking for 6-12 hours at the curve temperature of 80-150 ℃ to obtain the soft porcelain with the combustion performance of A2 grade.
7. The method for preparing the soft porcelain with high combustion performance according to claim 6, wherein: the coarse whiting is processed into 400-mesh powder and then weighed and selected.
8. The method for preparing the soft porcelain with high combustion performance according to claim 6, wherein: the quartz sand is a powder product with 60-80 meshes.
9. The method for preparing the soft porcelain with high combustion performance according to claim 6, wherein: in the baking process in the step (3), the baking temperature in the first 1/4 time is 90 ℃, the baking temperature in the middle 1/2 time is increased to 150 ℃ for baking, and the baking temperature in the later 1/4 time is 80 ℃.
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| CN202010619153.XA CN111718167A (en) | 2020-06-30 | 2020-06-30 | Soft porcelain with high combustion performance and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112430034A (en) * | 2020-11-25 | 2021-03-02 | 湖北垚美软瓷有限公司 | Novel soft porcelain material and preparation method thereof |
| CN113416039A (en) * | 2021-07-12 | 2021-09-21 | 湖北垚美软瓷有限公司 | Soft porcelain material with high weather resistance |
| CN113416036A (en) * | 2021-06-22 | 2021-09-21 | 湖北垚美软瓷有限公司 | Soft porcelain and preparation method thereof |
| CN114163175A (en) * | 2021-11-23 | 2022-03-11 | 博亿格装饰材料(宁波)有限公司 | Soft porcelain tile and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112430034A (en) * | 2020-11-25 | 2021-03-02 | 湖北垚美软瓷有限公司 | Novel soft porcelain material and preparation method thereof |
| CN113416036A (en) * | 2021-06-22 | 2021-09-21 | 湖北垚美软瓷有限公司 | Soft porcelain and preparation method thereof |
| CN113416039A (en) * | 2021-07-12 | 2021-09-21 | 湖北垚美软瓷有限公司 | Soft porcelain material with high weather resistance |
| CN114163175A (en) * | 2021-11-23 | 2022-03-11 | 博亿格装饰材料(宁波)有限公司 | Soft porcelain tile and preparation method thereof |
| CN114163175B (en) * | 2021-11-23 | 2023-01-31 | 博亿格装饰材料(宁波)有限公司 | Soft porcelain tile and preparation method thereof |
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Application publication date: 20200929 |
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