CN111607278B - Application of putty powder and fermented tea powder as putty powder retarder - Google Patents
Application of putty powder and fermented tea powder as putty powder retarder Download PDFInfo
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- CN111607278B CN111607278B CN201910955142.6A CN201910955142A CN111607278B CN 111607278 B CN111607278 B CN 111607278B CN 201910955142 A CN201910955142 A CN 201910955142A CN 111607278 B CN111607278 B CN 111607278B
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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
Abstract
The invention provides an application of putty powder and fermented tea powder as a putty powder retarder, wherein the putty powder comprises the following components in parts by weight: dolomite powder, gypsum, redispersible latex powder, pregelatinized starch, bentonite, cellulose ether and fermented tea powder. The application provides an aromatic putty powder of environmental protection, this putty powder still possesses suitable setting time except possessing the conventional performance of ordinary putty powder, can effectively shorten time limit for a project to this putty green releases tea fragrant smell, improves greatly and lives and the work travelling comfort.
Description
Technical Field
The invention relates to a building material technology, in particular to an application of putty powder and fermented tea powder as a putty powder retarder, and especially relates to an environment-friendly aromatic putty formula.
Background
The putty is a basic surface treatment material mainly aiming at leveling and is an indispensable raw material in the process of wall decoration. The traditional putty has large smell and is easy to cause great harm to construction and living personnel, if the putty can send out aromatic taste, the quality of indoor living environment can be greatly improved, people can feel fresh and refreshing, the mind and body of people can be relaxed, and the working efficiency and the life quality are improved. The traditional method for adding aromatic odor to putty is to add essence into the formula of putty, such as Buddha essence, lemon essence and rose essence into putty in the patent of aromatic putty powder for interior wall (publication number: CN 105273479A). The essence can damage the nervous system of people, and some varieties can cause chronic poisoning and cause harm to human health. With the continuous development of green buildings, the development of environment-friendly aromatic putty is necessary.
Disclosure of Invention
The application provides an aromatic putty powder of environmental protection, this putty powder still possesses suitable setting time except possessing the conventional performance of ordinary putty powder, can effectively shorten time limit for a project to this putty green releases tea fragrant smell, improves greatly and lives and the work travelling comfort.
The application provides a putty powder and application of fermented tea powder as putty powder retarder, the putty powder includes: dolomite powder, gypsum, redispersible latex powder, pregelatinized starch, bentonite, cellulose ether and fermented tea powder.
Optionally, the putty powder is composed of dolomite powder, gypsum, redispersible latex powder, pregelatinized starch, bentonite, cellulose ether and fermented tea powder.
In the putty powder provided by the application, the raw materials of the putty powder comprise by weight: 40-70 parts of dolomite powder, 10-20 parts of gypsum, 1-4 parts of redispersible latex powder, 0.5-2 parts of pregelatinized starch, 5-10 parts of bentonite, 0.2-1 part of cellulose ether and 0.3-1.5 parts of fermented tea powder.
In the putty powder provided by the application, the fineness and the grain size of the dolomite powder are 40-180 μm, and optionally, the whiteness is 78-90.
In the putty powder provided by the application, the gypsum is one or more of desulfurized gypsum clinker, natural gypsum clinker and phosphogypsum clinker.
In the putty powder provided by the application, the particle size of the gypsum is 20-150 μm.
In the putty powder provided by the application, the redispersible latex powder is one or more of vinyl acetate-ethylene copolymer or vinyl acetate homopolymer.
In the putty powder provided by the application, the pre-gelatinized starch is selected from one or more of pre-gelatinized corn starch, pre-gelatinized tapioca starch and pre-gelatinized potato starch;
alternatively, the viscosity of the pregelatinized starch can be 1000-5000 mPas.
In the putty powders provided herein, the cellulose ether is selected from one or more of hydroxypropyl methylcellulose (HPMC) or hydroxyethyl methylcellulose (HEMC);
alternatively, the cellulose ether has a viscosity of 1800 and 4500mPa · s.
In the putty powder provided by the application, the fermented tea powder is obtained by grinding fermented tea;
optionally, the tea powder particle size is 30-100 μm.
In the putty powder provided by the application, the fermented tea leaves are selected from: one or more of oolong tea, black tea and dark tea.
On the other hand, the application also provides the application of the fermented tea powder as a putty powder retarder.
The tea powder generates protein and some carbohydrate in the fermentation process, and forms a stable water film after the protein and the carbohydrate react with water to inhibit the hydration of the hemihydrate gypsum, so that the tea powder has tea fragrance and has a delayed coagulation effect on the gypsum.
The use of the gypsum clinker in the putty powder can realize the recycling of the solid wastes of the desulfurized gypsum and the phosphogypsum.
The technical scheme of the invention has the beneficial effects that:
the existing putty powder has long drying time, and can be dried thoroughly in 2-3 days generally, and the addition of the calcined gypsum into the putty powder can greatly shorten the drying time of the putty powder, shorten the working period and improve the working efficiency. Is economical and environment-friendly, and is beneficial to the recycling of solid wastes.
However, when the calcined gypsum is used as a cementing material of the putty powder, the hydration and condensation speed is very high, the initial and final setting time is generally 6-30min, the time for operation is usually only 5-10min, and the construction requirements of the gypsum-based material cannot be met, so that a retarder needs to be added, the fermented tea powder has a retarding effect, the condensation time of the putty powder can be prolonged, meanwhile, the putty powder has a tea aroma smell, the living comfort level is improved, the tea powder belongs to a green renewable raw material, and the requirements of green, healthy and environment-friendly putty powder are met.
Meanwhile, the putty powder disclosed by the invention is high in compressive strength, good in toughness, good in adhesion force on a wall, difficult to fall off, fine in texture, and difficult to peel and crack.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. Other advantages of the application may be realized and attained by the instrumentalities and methods described in the specification and claims.
Detailed Description
The following examples are intended to illustrate and explain the present invention in more detail and to make the contents of the invention more visually understandable, but the present invention is not limited to the following examples.
The embodiment of this application part provides a putty powder and fermented tea powder as the application of putty powder retarder, the putty powder includes: dolomite powder, gypsum, redispersible latex powder, pregelatinized starch, bentonite, cellulose ether and fermented tea powder.
Optionally, the putty powder is composed of dolomite powder, gypsum, redispersible latex powder, pregelatinized starch, bentonite, cellulose ether and fermented tea powder.
In the embodiment of the invention, the putty powder comprises the following raw materials in parts by weight: 40-70 parts of dolomite powder, 10-20 parts of gypsum, 1-4 parts of redispersible latex powder, 0.5-2 parts of pregelatinized starch, 5-10 parts of bentonite, 0.2-1 part of cellulose ether and 0.3-1.5 parts of fermented tea powder.
In the embodiment of the invention, the dolomite powder has the fineness and the grain size of 40-180 μm, and optionally, the whiteness is 78-90.
In the embodiment of the invention, the gypsum is one or more of desulfurized gypsum clinker, natural gypsum clinker and phosphogypsum clinker.
In the embodiment of the invention, the particle size of the gypsum is 20-150 μm.
In the embodiment of the invention, the redispersible latex powder is one or more of vinyl acetate-ethylene copolymer or vinyl acetate homopolymer.
In an embodiment of the invention, the pregelatinized starch is selected from one or more of pregelatinized corn starch, pregelatinized tapioca starch, and pregelatinized potato starch;
alternatively, the viscosity of the pregelatinized starch can be 1000-5000 mPas.
In embodiments of the invention, the cellulose ether is selected from one or more of hydroxypropyl methylcellulose (HPMC) or hydroxyethyl methylcellulose (HEMC);
alternatively, the cellulose ether has a viscosity of 1800 and 4500mPa · s.
In the embodiment of the invention, the fermented tea powder is obtained by grinding fermented tea;
in the embodiment of the invention, the particle size of the tea powder is 30-100 mu m.
In an embodiment of the invention, the fermentable tea leaves are selected from one or more of oolong tea, black tea and dark tea.
On the other hand, the embodiment of the invention also provides the application of the fermented tea powder as a putty powder retarder.
Example 1
In the embodiment, the dolomite powder is purchased from cis-Zea mineral products, the particle size is 80 mu m, and the whiteness is 82;
the gypsum clinker in the embodiment is desulfurized gypsum clinker with the grain size of 100 mu m;
the redispersible latex powder in this example is a vinyl acetate-ethylene copolymer available from Wake, Germany under the designation 5010N;
the pregelatinized corn starch in the embodiment is purchased from Ningjin Jia and energy-saving materials Co., Ltd, and has the viscosity of 2500mPa & s;
the cellulose ether in this example was hydroxypropyl methylcellulose available from Shandong Europe cellulose, Inc. under the trade designation 100000S. The viscosity was 3450 mPas.
The fermented tea powder in the embodiment is oolong tea powder Tieguanyin, which is purchased from Yunan Di Yi three-flavor tea industry Co.
The formula of the environment-friendly aromatic putty powder provided by the embodiment comprises the following components in parts by weight: 40 parts of dolomite powder, 10 parts of desulfurized gypsum clinker, 2 parts of redispersible latex powder vinyl acetate-ethylene copolymer 5010N, 1 part of pregelatinized corn starch, 5 parts of bentonite, 0.6 part of hydroxypropyl methyl cellulose 100000S and 0.3 part of fermented tea powder (the grain size of the tea powder is 50 mu m). The environment-friendly aromatic putty powder is obtained after the raw materials are uniformly mixed.
Example 2
In the embodiment, the dolomite powder is purchased from cis-Zea mineral products, the particle size is 80 mu m, and the whiteness is 82;
the gypsum clinker in the embodiment is desulfurized gypsum clinker with the grain size of 100 mu m;
the redispersible latex powder in this example is a vinyl acetate-ethylene copolymer available from Wake, Germany under the designation 5010N;
the pregelatinized cassava starch in the embodiment is purchased from Ningjin Jia and energy-saving materials Co., Ltd, and has the viscosity of 3200mPa & s;
the cellulose ether in this example was hydroxypropyl methylcellulose available from Shandong Euro cellulose, Inc. under the designation 75000S. The viscosity was 2650 mPas.
The fermented tea powder in this example is Qihong black tea powder, and is purchased from Mount Huangshan eight-mountain hemihydrate tea sales Co Ltd
The environment-friendly aromatic putty powder formula comprises the following components in parts by weight: 50 parts of dolomite powder, 15 parts of desulfurized gypsum clinker, 3 parts of redispersible latex powder vinyl acetate-ethylene copolymer 5010N, 1.5 parts of pregelatinized tapioca starch, 6 parts of bentonite, 1 part of hydroxypropyl methylcellulose 75000S and 1 part of fermented tea powder (the tea powder has the particle size of 70 mu m). The environment-friendly aromatic putty powder is obtained after the raw materials are uniformly mixed.
Example 3
In the embodiment, the dolomite powder is purchased from cis-Zea mineral products, the particle size is 80 mu m, and the whiteness is 82;
the gypsum clinker in the embodiment is natural gypsum clinker with the grain size of 120 mu m;
the redispersible latex powder in the embodiment is vinyl acetate homopolymer which is purchased from Guangzhou field actual industry Co., Ltd, and is provided with a mark DY 5010;
the pregelatinized corn starch in the embodiment is purchased from Ningjin Jia and energy-saving materials Co., Ltd, and has the viscosity of 2800 mPas;
the cellulose ether in this example is hydroxyethyl methyl cellulose available from Dow chemical Co., Ltd under the trade name Xtra 40-50. The viscosity was 4500 mPas.
The fermented tea powder in the embodiment is Anhua dark tea powder and is purchased from agricultural tea industry Co.
The environment-friendly aromatic putty powder formula comprises the following components in parts by weight: 70 parts of dolomite powder, 20 parts of natural gypsum clinker, 4 parts of redispersible latex powder vinyl acetate homopolymer DY5010, 2 parts of pregelatinized corn starch, 8 parts of bentonite, 0.8 part of hydroxyethyl methyl cellulose Xtra 40-50 and 1.5 parts of fermented tea powder (the tea powder has the particle size of 80 mu m).
Comparative example 1
This comparative example differs from example 1 only in that: the putty powder is not added with fermented tea powder. The rest raw materials, the raw material amount and the preparation process are the same as those of the example 1.
Comparative example 2
Citric acid in this example was purchased from Shanghai Allantin reagent, Inc. under the designation C112634.
This comparative example differs from example 1 only in that: the fermented tea powder in the putty powder is replaced by citric acid. The amount of citric acid was the same as that of fermented tea powder, and the other raw materials, the amounts of raw materials and the preparation process were the same as those of example 1.
Performance testing
The performance of the putty powders of examples 1-3 and comparative example 1 above were tested according to the method specified in the building materials industry Standard JC/T298-2010. The test results are shown in table 1 below.
TABLE 1 Effect of the embodiment
The test result shows that the setting time of the putty powder provided by the invention meets the construction requirement, and is shorter than the setting and hardening time of common putty powder without a cementing material, so that the construction period can be greatly shortened. Compared with a formula of adding a common retarder, the retarder has better retarding effect, and the addition amount of the additive is reduced. Meanwhile, the putty powder disclosed by the invention is high in compressive strength, good in toughness, good in adhesion force on a wall, difficult to fall off, fine in texture, and difficult to peel and crack.
Although the embodiments disclosed in the present application are described above, the descriptions are only for the convenience of understanding the present application, and are not intended to limit the present application. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims.
Claims (14)
1. The putty powder consists of dolomite powder, gypsum, redispersible latex powder, pregelatinized starch, bentonite, cellulose ether and fermented tea powder; the putty powder comprises the following raw materials in parts by weight: 40-70 parts of dolomite powder, 10-20 parts of gypsum, 1-4 parts of redispersible latex powder, 0.5-2 parts of pregelatinized starch, 5-10 parts of bentonite, 0.2-1 part of cellulose ether and 0.3-1.5 parts of fermented tea powder.
2. The putty powder of claim 1, wherein the dolomite powder has a fineness and a particle size of 40-180 μm.
3. The putty powder of claim 2, wherein the dolomite powder has a whiteness of 78-90.
4. The putty powder of claim 1, wherein the gypsum is one or more of desulfurized gypsum clinker, natural gypsum clinker, and phosphogypsum clinker.
5. The putty powder of claim 1 or claim 3, wherein the gypsum has a particle size of 20-150 μm.
6. The putty powder of claim 1 or claim 3, wherein the redispersible latex powder is one or more of a vinyl acetate-ethylene copolymer or a vinyl acetate homopolymer.
7. The putty powder of claim 1 or 3, wherein the pregelatinized starch is selected from one or more of pregelatinized corn starch, pregelatinized tapioca starch, and pregelatinized potato starch.
8. The putty powder of claim 7, wherein the viscosity of the pregelatinized starch can be 1000-5000 mPa-s.
9. The putty powder of claim 1 or 3, wherein the cellulose ether is selected from one or more of hydroxypropyl methyl cellulose or hydroxyethyl methyl cellulose.
10. The putty powder of claim 1 or claim 3, wherein the cellulose ether has a viscosity of 1800 and 4500 mPa-s.
11. The putty powder of claim 1 or 3, wherein the fermented tea powder is ground fermented tea powder.
12. The putty powder of claim 11, wherein the tea powder particle size is 30-100 μ ι η.
13. The putty powder of claim 11, wherein the fermented tea leaves are selected from one or more of oolong tea, black tea, and dark tea.
14. The application of the fermented tea powder as a putty powder retarder.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910955142.6A CN111607278B (en) | 2019-10-09 | 2019-10-09 | Application of putty powder and fermented tea powder as putty powder retarder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910955142.6A CN111607278B (en) | 2019-10-09 | 2019-10-09 | Application of putty powder and fermented tea powder as putty powder retarder |
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| CN111607278A CN111607278A (en) | 2020-09-01 |
| CN111607278B true CN111607278B (en) | 2022-01-28 |
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| CN113512320B (en) * | 2021-04-21 | 2022-10-18 | 中建材创新科技研究院有限公司 | Putty powder |
Citations (5)
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|---|---|---|---|---|
| JPS54160430A (en) * | 1978-06-08 | 1979-12-19 | Hatsutarou Ogino | Production of polishing powder paint |
| CN1226357C (en) * | 2003-05-30 | 2005-11-09 | 重庆大学 | Environmental-protection type gypsum-based putty powder for building |
| CN106186960A (en) * | 2016-07-20 | 2016-12-07 | 绍兴职业技术学院 | A kind of high-performance environment-friendly spraying mortar and preparation method thereof |
| CN107556803A (en) * | 2017-10-30 | 2018-01-09 | 陕西刮德乐新型建材有限公司 | A kind of mould proof powder of lacquer putty for use on |
| CN107936661A (en) * | 2017-11-30 | 2018-04-20 | 周华民 | The application of tealeaves and tea product in environment protecting water-based paint is prepared |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106554743A (en) * | 2016-12-01 | 2017-04-05 | 刘德玉 | Acoustic mastic and preparation method thereof is built in a kind of high one-component epoxy resin capital construction of corrosion resistance adhesion strength |
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- 2019-10-09 CN CN201910955142.6A patent/CN111607278B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54160430A (en) * | 1978-06-08 | 1979-12-19 | Hatsutarou Ogino | Production of polishing powder paint |
| CN1226357C (en) * | 2003-05-30 | 2005-11-09 | 重庆大学 | Environmental-protection type gypsum-based putty powder for building |
| CN106186960A (en) * | 2016-07-20 | 2016-12-07 | 绍兴职业技术学院 | A kind of high-performance environment-friendly spraying mortar and preparation method thereof |
| CN107556803A (en) * | 2017-10-30 | 2018-01-09 | 陕西刮德乐新型建材有限公司 | A kind of mould proof powder of lacquer putty for use on |
| CN107936661A (en) * | 2017-11-30 | 2018-04-20 | 周华民 | The application of tealeaves and tea product in environment protecting water-based paint is prepared |
Non-Patent Citations (1)
| Title |
|---|
| 超微粉在食品应用中的研究进展;李支霞等;《茶业通报》;20041231(第04期);175-177 * |
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