CN108998297A - A kind of new neutral scale remover - Google Patents
A kind of new neutral scale remover Download PDFInfo
- Publication number
- CN108998297A CN108998297A CN201810979037.1A CN201810979037A CN108998297A CN 108998297 A CN108998297 A CN 108998297A CN 201810979037 A CN201810979037 A CN 201810979037A CN 108998297 A CN108998297 A CN 108998297A
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- China
- Prior art keywords
- grams
- cleaning
- added
- ingredient
- reaction kettle
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Classifications
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- 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
- C11D7/22—Organic compounds
- C11D7/26—Organic compounds containing oxygen
- C11D7/265—Carboxylic acids or salts thereof
-
- 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
- C11D7/06—Hydroxides
-
- 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
- C11D7/08—Acids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Detergent Compositions (AREA)
Abstract
The invention discloses a kind of new neutral scale remover, S1, ingredient: 100 grams of maleic acid, 100 grams of 2- methylene-succinic acid, 80 grams of hydrogen peroxide, 20 grams of ammonium persulfate, 10 grams of sodium hydrogensulfite, 25 grams of catalyst, 15 grams of molecular weight regulator, 30-80 grams of sodium hydroxide, 500 milliliters of deionized water；S2, ingredient A: 100 grams of maleic acids and 100 grams of 2- methylene-succinic acids are mixed according to 1:1 ratio.Compared with other extractive techniques, make pH value control between 5.0 to 8.0 by the cleaning agent, cleaning efficiency is high, very thorough for the cleaning of indissoluble dirt, so that scale removal is thorough, equipment will not be corroded, and the discharge liquid after cleaning can be biodegradable, no pollution to the environment, Environmental Safety, reduce the expense handled again, save the cost can cleaning during shutdown in cleaning, cleaning and descaling when can also run, cleaning and descaling wherein is carried out in equipment operation, avoids parking from losing, save the cost, and operation energy consumption is reduced, improve the service life of equipment.
Description
Technical field
The present invention relates to scale remover technical fields, more specifically more particularly to a kind of new neutral scale remover.
Background technique
Scale remover is that one kind removes scale removal, and the chemicals of a variety of dirty stains such as dirt is generally compounded by various ingredients.
Industrial scale remover is mainly used for removing heat exchange equipment, the dirt in boiler etc..
Current existing chemical cleaning heat exchange equipment fouling, needs periodically to be cleaned, wherein more when carrying out cleaning and descaling
Using pickling descaling, existing chemical is mostly inorganic acid or organic acid cleaning agent, low for indissoluble dirt cleaning efficiency,
The problems such as corroding equipment metal, polluting environment highlights, and the disadvantage of existing scale remover is that cleaning is not thorough, and corrodes equipment, pollutes ring
Border etc., for this purpose, it is proposed that a kind of new neutral scale remover.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of new neutral scale removal proposed
Agent, the cleaning agent make pH value control between 5.0 to 8.0, and cleaning efficiency is high, very thorough for the cleaning of indissoluble dirt, so that
Scale removal is thorough, will not corrode equipment, and the discharge liquid after cleaning can be biodegradable, no pollution to the environment, Environmental Safety subtracts
Few expense handled again, save the cost can be with cleaning during shutdowns in cleaning, cleaning and descaling when can also run, wherein equipment
Cleaning and descaling is carried out in operation, avoids parking loss, save the cost, and reduce operation energy consumption, and that improves equipment uses the longevity
Life.
To achieve the above object, it the invention provides the following technical scheme: a kind of new neutral scale remover, including walks as follows
It is rapid:
S1, ingredient: 100 grams of maleic acid, 100 grams of 2- methylene-succinic acid, 80 grams of hydrogen peroxide, ammonium persulfate 20
Gram, 10 grams of sodium hydrogensulfite, 25 grams of catalyst, 15 grams of molecular weight regulator, 30-80 grams of sodium hydroxide, deionized water 500 milli
It rises；
S2, ingredient A: 100 grams of maleic acids and 100 grams of 2- methylene-succinic acids are mixed according to 1:1 ratio, are mixed
After conjunction, mixed ingredient is dissolved in 500 milliliters of deionized water and is added in reaction kettle, and by the temperature modulation of reaction kettle 98
℃-120℃；
S3, ingredient B: and then press the hydrogen peroxide for crossing 80 grams 3 times, it is added in reaction kettle, wherein the speed added is fixed
At the uniform velocity；
S4, ingredient C: 20 grams of ammonium persulfate is water-soluble in 50 milliliters of water, and 10 grams of sodium hydrogensulfite is dissolved in
30 milliliters of water, then will be water-soluble after medicament be added in reaction kettle, by the way of at the uniform velocity adding, and complete in 3 hours
At 30 to 80 grams of sodium hydroxide being added in reaction kettle and carries out natridization reaction after addition；
S5, polymerization reaction: it is after dosing, reaction kettle is static, and 2 hours are kept the temperature, solution is cooled down after reaction
To 30 DEG C -50 DEG C, solution is poured into container after cooling and is stored.
Preferably, 25 grams of catalyst is adding maleic acid and when 2- methylene-succinic acid and hydrogen peroxide respectively
When be added.
Preferably, wherein being at the uniform velocity added to 15 grams of molecular weight regulator in reaction kettle after adding sodium hydroxide.
Technical effect and advantage of the invention:
1, cleaning agent of the invention makes pH value control between 5.0 to 8.0, and cleaning efficiency is high, and indissoluble dirt is cleaned
Very thoroughly, so that scale removal is thorough, equipment will not be corroded, and the discharge liquid after cleaning can be biodegradable, to environment without dirt
Dye, Environmental Safety reduce the expense handled again, save the cost.
2, cleaning agent of the invention, can be with cleaning during shutdown in cleaning, cleaning and descaling when can also run, and wherein equipment is transported
Cleaning and descaling is carried out in row, is avoided parking loss, save the cost, and reduce operation energy consumption, is improved the service life of equipment.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
Embodiment
A kind of new neutral scale remover, includes the following steps:
S1, ingredient: 100 grams of maleic acid, 100 grams of 2- methylene-succinic acid, 80 grams of hydrogen peroxide, ammonium persulfate 20
Gram, 10 grams of sodium hydrogensulfite, 25 grams of catalyst, 15 grams of molecular weight regulator, 30-80 grams of sodium hydroxide, deionized water 500 milli
It rises；
S2, ingredient A: 100 grams of maleic acids and 100 grams of 2- methylene-succinic acids are mixed according to 1:1 ratio, are mixed
After conjunction, mixed ingredient is dissolved in 500 milliliters of deionized water and is added in reaction kettle, and by the temperature modulation of reaction kettle 98
℃-120℃；
S3, ingredient B: and then press the hydrogen peroxide for crossing 80 grams 3 times, it is added in reaction kettle, wherein the speed added is fixed
At the uniform velocity；
S4, ingredient C: 20 grams of ammonium persulfate is water-soluble in 50 milliliters of water, and 10 grams of sodium hydrogensulfite is dissolved in
30 milliliters of water, then will be water-soluble after medicament be added in reaction kettle, by the way of at the uniform velocity adding, and complete in 3 hours
At 30 to 80 grams of sodium hydroxide being added in reaction kettle and carries out natridization reaction after addition；
S5, polymerization reaction: it is after dosing, reaction kettle is static, and 2 hours are kept the temperature, solution is cooled down after reaction
To 30 DEG C -50 DEG C, solution is poured into container after cooling and is stored.
Preferably, 25 grams of catalyst is adding maleic acid and when 2- methylene-succinic acid and hydrogen peroxide respectively
When be added.
Preferably, wherein being at the uniform velocity added to 15 grams of molecular weight regulator in reaction kettle after adding sodium hydroxide.
In summary: a kind of new neutral scale remover provided by the invention, compared with traditional scale remover, which makes
PH value control is obtained between 5.0 to 8.0, cleaning efficiency is high, and it is very thorough for the cleaning of indissoluble dirt, so that scale removal is thorough, it will not
Corrode equipment, and the discharge liquid after cleaning can be biodegradable, no pollution to the environment, Environmental Safety, what reduction was handled again
Expense, save the cost, and in cleaning, it can be with cleaning during shutdown, cleaning and descaling when can also run wherein carries out in equipment operation
Cleaning and descaling avoids parking loss, save the cost, and reduces operation energy consumption, improves the service life of equipment.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (3)
1. a kind of new neutral scale remover, characterized by the following steps:
S1, ingredient: 100 grams of maleic acid, 100 grams of 2- methylene-succinic acid, 80 grams of hydrogen peroxide, 20 grams of ammonium persulfate, Asia
10 grams of sodium bisulfate, 25 grams of catalyst, 15 grams of molecular weight regulator, 30-80 grams of sodium hydroxide, 500 milliliters of deionized water；
S2, ingredient A: 100 grams of maleic acids and 100 grams of 2- methylene-succinic acids are mixed according to 1:1 ratio, mixing
Afterwards, mixed ingredient is dissolved in 500 milliliters of deionized water and is added in reaction kettle, and by 98 DEG C of the temperature modulation of reaction kettle-
120℃；
S3, ingredient B: and then press the hydrogen peroxide for crossing 80 grams 3 times, it is added in reaction kettle, wherein the speed added is fixed at the uniform velocity；
S4, ingredient C: 20 grams of ammonium persulfate is water-soluble in 50 milliliters of water, and 10 grams of sodium hydrogensulfite is dissolved in 30 millis
Rise water, then will be water-soluble after medicament be added in reaction kettle, complete, add by the way of at the uniform velocity adding, and in 3 hours
After adding, 30 to 80 grams of sodium hydroxide is added in reaction kettle and carries out natridization reaction；
S5, polymerization reaction: it is after dosing, reaction kettle is static, and 2 hours are kept the temperature, solution is cooled to 30 after reaction
DEG C -50 DEG C, solution is poured into container after cooling and is stored.
2. a kind of new neutral scale remover according to claim 1, it is characterised in that: 25 grams of catalyst is adding respectively
It is added when maleic acid and 2- methylene-succinic acid and when hydrogen peroxide.
3. a kind of new neutral scale remover according to claim 1, it is characterised in that: wherein after adding sodium hydroxide,
15 grams of molecular weight regulator is at the uniform velocity added in reaction kettle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979037.1A CN108998297A (en) | 2018-08-27 | 2018-08-27 | A kind of new neutral scale remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979037.1A CN108998297A (en) | 2018-08-27 | 2018-08-27 | A kind of new neutral scale remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108998297A true CN108998297A (en) | 2018-12-14 |
Family
ID=64593422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810979037.1A Pending CN108998297A (en) | 2018-08-27 | 2018-08-27 | A kind of new neutral scale remover |
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| CN (1) | CN108998297A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101323654A (en) * | 2008-07-24 | 2008-12-17 | 上海东升新材料有限公司 | Low molecular weight acrylic acid series polymeric compounds and methods of preparing same |
| CN102515374A (en) * | 2011-12-27 | 2012-06-27 | 天津通悦科技有限公司 | Efficient special boiler corrosion and scale inhibitor |
| CN104591412A (en) * | 2015-01-21 | 2015-05-06 | 中国海洋石油总公司 | Scale inhibitor and preparation method thereof |
| CN105085822A (en) * | 2015-08-07 | 2015-11-25 | 科之杰新材料集团有限公司 | Sludge-proof type polycarboxylate water-reducer and normal temperature preparing method thereof |
-
2018
- 2018-08-27 CN CN201810979037.1A patent/CN108998297A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101323654A (en) * | 2008-07-24 | 2008-12-17 | 上海东升新材料有限公司 | Low molecular weight acrylic acid series polymeric compounds and methods of preparing same |
| CN102515374A (en) * | 2011-12-27 | 2012-06-27 | 天津通悦科技有限公司 | Efficient special boiler corrosion and scale inhibitor |
| CN104591412A (en) * | 2015-01-21 | 2015-05-06 | 中国海洋石油总公司 | Scale inhibitor and preparation method thereof |
| CN105085822A (en) * | 2015-08-07 | 2015-11-25 | 科之杰新材料集团有限公司 | Sludge-proof type polycarboxylate water-reducer and normal temperature preparing method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181214 |