CN113999734A - Dish-washing machine special salt for improving soft water efficiency and preparation method thereof - Google Patents
Dish-washing machine special salt for improving soft water efficiency and preparation method thereof Download PDFInfo
- Publication number
- CN113999734A CN113999734A CN202111245571.8A CN202111245571A CN113999734A CN 113999734 A CN113999734 A CN 113999734A CN 202111245571 A CN202111245571 A CN 202111245571A CN 113999734 A CN113999734 A CN 113999734A
- Authority
- CN
- China
- Prior art keywords
- salt
- dish
- washing machine
- evaporation system
- effect evaporation
- 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.)
- Pending
Links
- 150000003839 salts Chemical class 0.000 title claims abstract description 65
- 238000004851 dishwashing Methods 0.000 title claims abstract description 27
- 239000008234 soft water Substances 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title abstract description 9
- 238000001704 evaporation Methods 0.000 claims abstract description 31
- 230000008020 evaporation Effects 0.000 claims abstract description 31
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 30
- 239000011780 sodium chloride Substances 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000012216 screening Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 4
- 230000002708 enhancing effect Effects 0.000 claims 4
- 239000000843 powder Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000012267 brine Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/10—Salts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/14—Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/22—Preparation in the form of granules, pieces, or other shaped products
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Seasonings (AREA)
Abstract
The invention provides a special salt for a dish-washing machine for improving soft water efficiency and a preparation method thereof, wherein the diameter of the spherical sodium chloride granular salt special for the dish-washing machine is 0.85-1.2 mm; the purity of the sodium chloride is more than 99.4 percent; the sodium chloride is obtained by drying and screening raw salt particles in an I-effect evaporation system and an II-effect evaporation system in a vacuum salt-making five-effect evaporation system. The sodium chloride is spherical granular salt, has uniform granularity, maintains the granularity at 0.85-1.2 mm, has larger salt content and less powder salt content than the traditional dish-washing machine, does not cause the blockage of a salt suction port of the dish-washing machine, has larger contact area between the spherical structure and water, is quickly dissolved, does not cause the use delay of the dish-washing machine after the salt is changed, and saves the time of users.
Description
Technical Field
The invention belongs to the technical field of dish washing salt, and particularly relates to dish washing machine special salt for improving soft water efficiency and a preparation method thereof.
Background
Along with the social development, the living standard of people is improved, the use of the dish-washing machine becomes a normal state, various special salt for the dish-washing machine appears on the market, but the salt content of the existing special salt for the dish-washing machine is high due to the problem of the preparation process, the salt suction port of the dish-washing machine is easy to block, the salt used in the traditional dish-washing machine is irregular, the dissolving speed is slow, the use delay of the dish-washing machine after the salt is changed is caused, and the occupied time is long.
Disclosure of Invention
In view of the above, the present invention provides a dish washer salt with uniform particle size, low content of powder salt and spherical shape for improving soft water efficiency, and a preparation method thereof, so as to solve the above problems.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides a special salt for a dish-washing machine, which can improve the efficiency of soft water, and comprises sodium chloride, wherein the sodium chloride is spherical granular salt, the granularity is uniform, and the granularity is kept at 0.85-1.2 mm.
Furthermore, the purity of the sodium chloride is more than 99.4%.
Further, the sodium chloride is obtained by drying and screening raw salt particles in an I-effect evaporation system and an II-effect evaporation system in a vacuum salt-making five-effect evaporation system.
Furthermore, the temperature of the I-effect evaporation system is controlled to be above 130 ℃, and the main steam pressure is controlled to be above 0.3 MPa.
The invention provides a preparation method of the special salt for the dish-washing machine for improving the efficiency of soft water, which comprises the following steps of selecting raw salt particles in an I-effect evaporation system and an II-effect evaporation system in a five-effect evaporation system for vacuum salt preparation; drying the raw salt particles; and screening out spherical granular salt with the diameter of 0.85-1.2 mm after drying.
Furthermore, the temperature of the I-effect evaporation system is controlled to be above 130 ℃, and the main steam pressure is controlled to be above 0.3 MPa. The method has the advantages that the high-temperature and high-pressure environment is executed, the solid-liquid ratio is high, the impurity content of the system is low (the gypsum content is required to be controlled to be low), the single-effect salt discharging system is used for production, and the granularity of the raw salt is ensured to be large enough.
Further, the drying temperature of the raw salt particles is 80 ℃.
In another aspect, the invention provides an application of the special salt for the dish-washing machine for improving the efficiency of soft water in the field of dish-washing salt.
Compared with the prior art, the special salt for improving the soft water efficiency of the dish-washing machine and the preparation method thereof have the following advantages:
(1) the sodium chloride is spherical granular salt, has uniform granularity, keeps the granularity of 0.85-1.2 mm, has larger salt content and less powder salt content than the traditional dish-washing machine, and cannot cause the blockage of a salt suction port of the dish-washing machine;
(2) the sodium chloride is spherical granular salt, the salt of the traditional dish washing machine is irregular, the contact area between the spherical refined salt and water is large, the sodium chloride is dissolved quickly, the use delay of the dish washing machine after salt changing is avoided, and the time of a user is saved.
Detailed Description
Unless defined otherwise, technical terms used in the following examples have the same meanings as commonly understood by one of ordinary skill in the art to which the present invention belongs. The test reagents used in the following examples, unless otherwise specified, are all conventional biochemical reagents; the experimental methods are conventional methods unless otherwise specified.
The present invention will be described in detail with reference to examples.
In the five-effect evaporation system for vacuum salt production, technological parameters are adjusted, brine feed liquid enters an evaporation chamber of the I-effect evaporation system and a evaporation chamber of the V-effect evaporation system, steam enters a heating chamber of the I-effect evaporation system to heat the brine feed liquid, evaporation and concentration are carried out, the temperature of the I-effect evaporation system is controlled to be above 130 ℃, and the main steam pressure is controlled to be above 0.3 MPa. Steam of the heated evaporation brine enters a heating chamber of the II-effect evaporation system to continuously heat the brine, and the rest is done in the same way. In a high-temperature and high-pressure environment, a higher solid-liquid ratio is controlled, the gypsum content requirement is very low, a single-effect salt discharge system is used for production, the granularity of raw salt is ensured to be large enough (more than 0.85 mm), and only raw salt particles in an I-effect evaporation system and a II-effect evaporation system are selected;
drying the obtained raw salt particles at 80 ℃, and screening out spherical particle salt with the particle size of 0.85-1.2 mm by using a screening machine.
The obtained salt product special for the dish-washing machine has uniform granularity, is spherical and has low content of powder salt.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The special salt for improving the efficiency of soft water for the dish-washing machine is characterized in that: comprises sodium chloride which is spherical granular salt, and the diameter of the sodium chloride is 0.85-1.2 mm.
2. The special salt for dish washer for improving soft water efficiency according to claim 1, wherein: the purity of the sodium chloride is more than 99.4 percent.
3. The special salt for dish washer for improving soft water efficiency according to claim 1, wherein: the sodium chloride is obtained by drying and screening raw salt particles in an I-effect evaporation system and an II-effect evaporation system in a vacuum salt-making five-effect evaporation system.
4. The special salt for dish washer for improving soft water efficiency according to claim 3, wherein: the temperature of the I-effect evaporation system is controlled to be above 130 ℃, and the main steam pressure is controlled to be above 0.3 MPa.
5. The method for preparing dishwasher-specific salt for enhancing soft water efficiency according to any one of claims 1 to 4, wherein: selecting raw salt particles in an I-effect evaporation system and an II-effect evaporation system in a vacuum salt-making five-effect evaporation system; drying the raw salt particles; and screening out spherical granular salt with the diameter of 0.85-1.2 mm after drying.
6. The method for preparing dishwasher-specific salt for enhancing soft water efficiency according to claim 5, wherein: the temperature of the I-effect evaporation system is controlled to be above 130 ℃, and the main steam pressure is controlled to be above 0.3 MPa.
7. The method for preparing dishwasher-specific salt for enhancing soft water efficiency according to claim 5, wherein: the drying temperature of the raw salt particles is 80 ℃.
8. Use of the dishwasher specific salt for enhancing soft water performance according to any one of claims 1 to 4 in the field of dishwashing salt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245571.8A CN113999734A (en) | 2021-10-26 | 2021-10-26 | Dish-washing machine special salt for improving soft water efficiency and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245571.8A CN113999734A (en) | 2021-10-26 | 2021-10-26 | Dish-washing machine special salt for improving soft water efficiency and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113999734A true CN113999734A (en) | 2022-02-01 |
Family
ID=79924068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111245571.8A Pending CN113999734A (en) | 2021-10-26 | 2021-10-26 | Dish-washing machine special salt for improving soft water efficiency and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113999734A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3516606A1 (en) * | 1984-05-14 | 1985-11-14 | Solvay & Cie., Brüssel/Bruxelles | Regenerant for cation exchanger materials and process for regenerating a cation exchanger resin of a water softener |
| EP0733590A1 (en) * | 1995-03-24 | 1996-09-25 | SOLVAY (Société Anonyme) | Salt having more than 99,0% by weight sodium chloride and its use |
| JPH0986923A (en) * | 1995-09-20 | 1997-03-31 | Akou Kasei Kk | Spherical salt particle and its production |
| CN214299409U (en) * | 2020-12-11 | 2021-09-28 | 李志刚 | Domestic integrated water softener |
-
2021
- 2021-10-26 CN CN202111245571.8A patent/CN113999734A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3516606A1 (en) * | 1984-05-14 | 1985-11-14 | Solvay & Cie., Brüssel/Bruxelles | Regenerant for cation exchanger materials and process for regenerating a cation exchanger resin of a water softener |
| EP0733590A1 (en) * | 1995-03-24 | 1996-09-25 | SOLVAY (Société Anonyme) | Salt having more than 99,0% by weight sodium chloride and its use |
| JPH0986923A (en) * | 1995-09-20 | 1997-03-31 | Akou Kasei Kk | Spherical salt particle and its production |
| CN214299409U (en) * | 2020-12-11 | 2021-09-28 | 李志刚 | Domestic integrated water softener |
Non-Patent Citations (1)
| Title |
|---|
| 徐飞: "真空制盐五效蒸发工艺技术改造", 苏盐科技, no. 3, 15 September 2009 (2009-09-15), pages 7 - 9 * |
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