CN109608928B - Interior wall putty powder containing organic cementing material and preparation method thereof - Google Patents
Interior wall putty powder containing organic cementing material and preparation method thereof Download PDFInfo
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- CN109608928B CN109608928B CN201811623896.3A CN201811623896A CN109608928B CN 109608928 B CN109608928 B CN 109608928B CN 201811623896 A CN201811623896 A CN 201811623896A CN 109608928 B CN109608928 B CN 109608928B
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/34—Filling pastes
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Abstract
The invention provides interior wall putty powder containing an organic cementing material and a preparation method thereof, and relates to the technical field of building materials. The interior wall putty powder containing the organic cementing material comprises the following raw materials in parts by weight: 55-75 parts of heavy calcium carbonate powder, 15-35 parts of talcum powder, 1-15 parts of organic cementing material and 1-5 parts of additive. The interior wall putty powder disclosed by the invention does not contain inorganic cementing materials, is stable in chemical property, and has the performance characteristics of moisture resistance, alkali resistance and crack resistance.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to interior wall putty powder containing an organic cementing material and a preparation method thereof.
Background
In recent years, with the rapid development of the construction industry, various architectural coatings come up endlessly, and various different consumption requirements are met. With the continuous improvement of the living standard of people, the requirements of people on the quality of the coating are higher and higher. The putty is a part of building decoration, is a surface filling material for pretreating a construction surface, and mainly aims to fill the pores of the construction surface and correct the curve deviation of the construction surface so as to lay a good foundation for obtaining a uniform and smooth paint surface. The interior wall putty has better comprehensive index, is healthy and environment-friendly, and is more and more favored by people.
However, existing interior wall mastics are typically gypsum or cement based. Wherein, the gypsum has certain hygroscopicity, is not suitable for humid environment, and is easy to cause bedding shedding after moisture absorption; the sierozem powder and the white cement which are used as cementing materials have the advantages of wide sources, low price and the like, but the sierozem powder and the white cement belong to strong alkaline materials and have poor tensile strength and crack resistance, and the quality problems of cracking, coating material blooming and the like caused by large shrinkage when the materials are used for coating walls.
Disclosure of Invention
Accordingly, it is necessary to provide an interior wall putty powder containing an organic gelling material and a preparation method thereof, aiming at the technical problem that the existing interior wall putty powder cannot have moisture resistance and crack resistance.
The interior wall putty powder containing the organic cementing material is prepared from the following raw materials in parts by weight: 55-75 parts of heavy calcium carbonate powder, 15-35 parts of talcum powder, 1-15 parts of organic cementing material and 1-5 parts of additive.
The interior wall putty powder does not contain inorganic gel, has stable chemical property, and has the performance characteristics of moisture resistance, alkali resistance and crack resistance.
In one embodiment, the interior wall putty powder consists of the following raw materials in parts by weight: 65-70 parts of heavy calcium carbonate powder, 20-22 parts of talcum powder, 6-10 parts of organic cementing material and 2-5 parts of additive.
In one embodiment, the interior wall putty powder consists of the following raw materials in parts by weight: 68 parts of heavy calcium carbonate powder, 21 parts of talcum powder, 8 parts of organic cementing material and 3 parts of additive.
In one embodiment, the fineness particle size of the heavy calcium carbonate powder is 200-400 meshes; the fineness and the grain size of the talcum powder are 200-400 meshes.
In one embodiment, the organic gelling material is selected from: at least one of pregelatinized starch, dialdehyde starch, crosslinked starch, carboxymethyl starch, crosslinked-carboxymethyl composite modified starch, crosslinked-hydroxypropyl-carboxymethyl composite modified starch, hydroxyethyl starch, hydroxypropyl starch, carboxymethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxyethyl methyl cellulose, hydroxypropyl methyl cellulose, guar gum, hydroxypropyl guar gum, xanthan gum, redispersible latex powder, resin gum powder and polyvinyl alcohol.
In one embodiment, the organic gelling material is selected from: at least 3 of pregelatinized starch, dialdehyde starch, carboxymethyl starch, cross-linked-carboxymethyl composite modified starch, hydroxypropyl starch, hydroxyethyl methylcellulose, guar gum, redispersible latex powder and polyvinyl alcohol.
In one embodiment, the organic gelling material is selected from the following raw materials in parts by weight:
in one embodiment, the redispersible latex powder is: ethylene-vinyl acetate copolymer, wherein the content of ethylene is higher than the content of vinyl acetate; the polyvinyl alcohol is: PVA1788 with fineness and particle size greater than 100 meshes.
In one embodiment, the additive comprises the following raw materials in parts by weight: 0.3-1.5 parts of mildew preventive, 0.3-2.5 parts of dispersant, 0.2-2.5 parts of water reducing agent and 0.2-1.5 parts of defoaming agent.
In one embodiment, the additive comprises the following raw materials in parts by weight: 0.6 part of mildew preventive, 0.9 part of dispersant, 0.9 part of water reducing agent and 0.6 part of defoaming agent.
The invention also comprises a preparation method of the interior wall putty powder containing the organic cementing material, which comprises the following steps: mixing: mixing heavy calcium carbonate powder, talcum powder, organic cementing material and additive according to a ratio to obtain the interior wall putty powder containing the organic cementing material.
The interior wall putty powder prepared by the preparation method does not contain inorganic gel, has stable chemical properties, and has the performance characteristics of moisture resistance, alkali resistance and crack resistance; and the preparation method is simple, convenient and fast to operate and suitable for large-scale production.
In one embodiment, the mixing step comprises:
the method comprises the following steps: premixing, namely adding 15-25% of heavy calcium carbonate powder, 15-25% of talcum powder, an organic cementing material and an additive into a WLD-6U type mixer, and premixing at the temperature of 13-35 ℃, the stirring speed of 25-50 rpm, and the mixing time of 15-25 min;
step two: and (3) mixing again, namely adding the residual heavy calcium carbonate powder and talcum powder into the mixture obtained in the step one, and mixing again for 35-45 min to obtain the interior wall putty powder containing the organic cementing material.
Compared with the prior art, the invention has the following beneficial effects:
the interior wall putty powder disclosed by the invention does not contain inorganic cementing materials, and has the properties of moisture resistance, crack resistance and corrosion resistance; the decorative board has good leveling function, is easy to polish, has good hand feeling and no cracking, and is particularly suitable for the decoration of interior walls with high requirement on whiteness; the product has stable quality, easy production and easy construction.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the preferred embodiments. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
An interior wall putty powder containing an organic cementing material is prepared by the following method:
1) preparing materials: weighing the following raw materials in parts by weight: 55 parts of heavy calcium carbonate powder, 35 parts of talcum powder, 7.5 parts of organic cementing material and 2.5 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 0.5 part of mildew preventive, 1 part of dispersant, 0.5 part of water reducing agent and 0.5 part of defoaming agent;
2) premixing: mixing 20% heavy calcium carbonate powder (11 parts), 20% talcum powder (7 parts), organic cementing material and additive, and stirring for 20min to obtain a premixed material;
3) and (3) mixing again: and adding the rest heavy calcium carbonate powder and talcum powder into the premixed material, mixing again, and mixing and stirring for 40min to obtain the calcium carbonate powder.
Example 2
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 75 parts of heavy calcium carbonate powder, 15 parts of talcum powder, 5 parts of organic cementing material and 5 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 1.5 parts of mildew preventive, 2.5 parts of dispersant, 0.5 part of water reducing agent and 0.5 part of defoaming agent.
Example 3
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 70 parts of heavy calcium carbonate powder, 24 parts of talcum powder, 1 part of organic cementing material and 5 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
0.5 part of carboxymethyl starch,
0.25 part of redispersible latex powder,
0.25 part of polyvinyl alcohol;
the additive is as follows: 0.5 part of mildew preventive, 0.5 part of dispersant, 2.5 parts of water reducing agent and 1.5 parts of defoaming agent.
Example 4
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 68 parts of heavy calcium carbonate powder, 21 parts of talcum powder, 8 parts of organic cementing material and 3 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 0.6 part of mildew preventive, 0.9 part of dispersant, 0.9 part of water reducing agent and 0.6 part of defoaming agent.
Example 5
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 66 parts of heavy calcium carbonate powder, 18 parts of talcum powder, 15 parts of organic cementing material and 1 part of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 0.3 part of mildew preventive, 0.3 part of dispersant, 0.2 part of water reducing agent and 0.2 part of defoaming agent.
Example 6
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 61 parts of heavy calcium carbonate powder, 32 parts of talcum powder, 3 parts of organic gelling agent and 4 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 1.2 parts of mildew preventive, 0.8 part of dispersant, 0.8 part of water reducing agent and 1.2 parts of defoaming agent.
Example 7
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 64 parts of heavy calcium carbonate powder, 25 parts of talcum powder, 9 parts of organic gelling agent and 2 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 0.5 part of mildew agent, 0.7 part of dispersing agent, 0.2 part of water reducing agent and 0.6 part of defoaming agent.
Example 8
An interior wall putty powder comprising an organic gelling material, substantially the same as in example 1, except that:
preparing materials: weighing the following raw materials in parts by weight: 57 parts of heavy calcium carbonate powder, 27 parts of talcum powder, 12.5 parts of organic gelling agent and 3.5 parts of additive;
the organic cementing material is prepared from the following raw materials in parts by weight:
the additive is as follows: 0.7 part of mildew preventive, 1.1 parts of dispersant, 0.6 part of water reducing agent and 1.1 parts of defoaming agent.
To compare with the above interior wall putty powder, the following comparative examples were set for comparison.
Comparative example 1
The gypsum-based interior wall putty powder is prepared by the following method:
1) preparing materials: weighing the following raw materials in parts by weight: 56 parts of heavy calcium carbonate powder, 20 parts of talcum powder, 20 parts of gypsum powder, 1 part of hydroxyethyl methyl cellulose and 3 parts of additive; wherein, the additive is: 0.6 part of mildew preventive, 0.9 part of dispersant, 0.9 part of water reducing agent and 0.6 part of defoaming agent.
2) Premixing: mixing 20% heavy calcium carbonate powder (11.2 parts), 20% talcum powder (4 parts), 20% gypsum powder (4 parts), hydroxyethyl methyl cellulose and an additive, and stirring for 20min to obtain a premixed material;
3) and (3) mixing again: and adding the rest of the heavy calcium carbonate powder, the talcum powder and the gypsum powder into the premixed material, mixing again, and stirring for 40min to obtain the calcium carbonate powder.
Comparative example 2
The cement-based interior wall putty powder is prepared by the following method:
1) preparing materials: weighing the following raw materials in parts by weight: 56 parts of heavy calcium carbonate powder, 20 parts of talcum powder, 15 parts of white cement, 5 parts of sierozem powder, 1 part of hydroxyethyl methyl cellulose and 3 parts of additive; wherein, the additive is: 0.6 part of mildew preventive, 0.9 part of dispersant, 0.9 part of water reducing agent and 0.6 part of defoaming agent;
2) premixing: mixing 20% heavy calcium carbonate powder (11.2 parts), 20% talcum powder (4 parts), 20% white cement (4 parts), sierozem powder, hydroxyethyl methylcellulose and additives, and stirring for 20min to obtain a premixed material;
3) and (3) mixing again: and adding the rest of heavy calcium carbonate powder, talcum powder and white cement into the premixed material, mixing again, and stirring for 40min to obtain the calcium carbonate-talcum powder premix.
The interior wall putty powders of the above examples and comparative examples were subjected to performance tests.
Examples of the experiments
The interior wall putty powder obtained in the examples 1-8 and the comparative examples 1-2 is subjected to performance detection, and the test standards are as follows:
(1) surface drying time: the putty for the building interior is prepared according to JG/T298-;
(2) initial dry cracking resistance: the putty for the building interior is prepared according to JG/T298-;
(3) water resistance: the putty for the building interior is prepared according to JG/T298-;
(4) alkali resistance: according to GB/T9265-2009 determination of alkali resistance of coating of architectural coatings;
(5) bonding strength: the putty for the building interior is prepared according to JG/T298-;
(6) the state, the construction property and the sanding property in the container are all according to JG/T298-.
The test results are shown in tables 1-2:
TABLE 1 drying time and bond Strength test results
Table 2 test results for other performance parameters
The experiment shows that the interior wall putty prepared by the embodiment of the invention has excellent properties of crack resistance, water resistance, acid resistance and the like under the same conditions, has strong bonding force, is easy to polish, has good hand feeling and is suitable for interior wall decoration; in addition, when the pregelatinized starch, the dialdehyde starch, the carboxymethyl starch, the guar gum, the hydroxypropyl starch, the hydroxyethyl methyl cellulose, the redispersible latex powder and the polyvinyl alcohol are selected as the raw materials of the organic cementing material, the comprehensive performance is optimal.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (5)
1. The interior wall putty powder containing the organic cementing material is characterized by comprising the following raw materials in parts by weight: 55-75 parts of heavy calcium carbonate powder, 15-35 parts of talcum powder, 1-15 parts of organic cementing material and 1-5 parts of additive;
the fineness particle size of the heavy calcium carbonate powder is 200-400 meshes;
the fineness and the grain size of the talcum powder are 200-400 meshes;
the organic cementing material is prepared from the following raw materials in parts by weight: 0.5-3 parts of pregelatinized starch, 0.1-2 parts of dialdehyde starch, 0.1-3 parts of carboxymethyl starch, 0.1-2 parts of guar gum, 0.5-4 parts of hydroxypropyl starch, 0.1-3 parts of hydroxyethyl methyl cellulose, 0.1-5 parts of redispersible latex powder and 0.1-3 parts of polyvinyl alcohol;
the additive comprises the following raw materials in parts by weight: 0.3-1.5 parts of mildew preventive, 0.3-2.5 parts of dispersant, 0.2-2.5 parts of water reducing agent and 0.2-1.5 parts of defoaming agent.
2. The interior wall putty powder according to claim 1, characterized by consisting of the following raw materials in parts by weight: 65-70 parts of heavy calcium carbonate powder, 20-22 parts of talcum powder, 6-10 parts of organic cementing material and 2-5 parts of additive.
3. The interior wall putty powder according to claim 1, wherein the redispersible latex powder is: ethylene-vinyl acetate copolymer, wherein the content of ethylene is higher than the content of vinyl acetate; the polyvinyl alcohol is: PVA1788 with fineness and particle size greater than 100 meshes.
4. A method for preparing the interior wall putty powder containing the organic binding material according to any one of claims 1 to 3, characterized by comprising the following steps:
mixing: mixing heavy calcium carbonate powder, talcum powder, organic cementing material and additive according to a ratio to obtain the interior wall putty powder containing the organic cementing material.
5. The method of manufacturing according to claim 4, wherein the mixing comprises:
the method comprises the following steps: premixing, namely adding 15-25% of heavy calcium carbonate powder, 15-25% of talcum powder, an organic cementing material and an additive into a WLD-6U type mixer, and premixing at the temperature of 13-35 ℃, the stirring speed of 25-50 rpm, and the mixing time of 15-25 min;
step two: and (3) mixing again, namely adding the residual heavy calcium carbonate powder and talcum powder into the mixture obtained in the step one, and mixing again for 35-45 min to obtain the interior wall putty powder containing the organic cementing material.
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| CN110183894A (en) * | 2019-07-03 | 2019-08-30 | 北京生态家园科技集团有限公司 | A kind of neutrality mildew-proof putty |
| CN110305517A (en) * | 2019-08-12 | 2019-10-08 | 中山爱因新材料有限公司 | A kind of interior wall naturally plants this putty |
| CN110527345A (en) * | 2019-09-18 | 2019-12-03 | 重庆兴渝涂料股份有限公司 | Colorful flame-retardant inner wall of building powder of lacquer putty for use on and preparation method thereof |
| CN110845894A (en) * | 2019-11-29 | 2020-02-28 | 重庆贝亨源节能建材有限公司 | Interior wall putty powder |
| CN116731550A (en) * | 2022-03-04 | 2023-09-12 | 庄继昌 | Multifunctional wall material |
| CN114806257A (en) * | 2022-05-31 | 2022-07-29 | 贵州翰匠装饰建材有限公司 | Environment-friendly putty powder and preparation method thereof |
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| CN103450732B (en) * | 2013-08-18 | 2015-10-21 | 邹建波 | A kind of Natural vegetable glue putty |
| CN105949864B (en) * | 2016-05-24 | 2018-03-06 | 西昌市蓝鼎环保科技有限公司 | A kind of method that semi-dry desulphurization ash prepares inner wall putty powder |
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