CN110499218A - A kind of efficient and environment-friendly type acid scouring agent and preparation method thereof - Google Patents
A kind of efficient and environment-friendly type acid scouring agent and preparation method thereof Download PDFInfo
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- CN110499218A CN110499218A CN201910884478.8A CN201910884478A CN110499218A CN 110499218 A CN110499218 A CN 110499218A CN 201910884478 A CN201910884478 A CN 201910884478A CN 110499218 A CN110499218 A CN 110499218A
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/38—Cationic compounds
- C11D1/62—Quaternary ammonium compounds
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
- C11D3/2082—Polycarboxylic acids-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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
- C11D3/2086—Hydroxy carboxylic acids-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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/34—Organic compounds containing sulfur
- C11D3/3427—Organic compounds containing sulfur containing thiol, mercapto or sulfide groups, e.g. thioethers or mercaptales
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
- C11D3/3765—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions in liquid compositions
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3769—(Co)polymerised monomers containing nitrogen, e.g. carbonamides, nitriles or amines
- C11D3/3773—(Co)polymerised monomers containing nitrogen, e.g. carbonamides, nitriles or amines in liquid compositions
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/58—Material containing hydroxyl groups
- D06P3/60—Natural or regenerated cellulose
- D06P3/66—Natural or regenerated cellulose using reactive dyes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
- D06P5/04—After-treatment with organic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
- D06P5/04—After-treatment with organic compounds
- D06P5/08—After-treatment with organic compounds macromolecular
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
- D06P5/10—After-treatment with compounds containing metal
Abstract
The invention belongs to field of fine chemical, more particularly to a kind of environment-friendly type acid scouring agent and preparation method thereof, the soaping agent includes following component according to mass parts meter: 10-30 parts of carboxyethyl thiosuccinic acid, -2 30-50 parts of methyl propane sulfonic acid (AA/AMPS) copolymer of acrylic acid -2- acrylamide, 20-50 parts of sodium gluconate, 5-10 parts of hydrolysis of polymaleic anhydride, 0.1-2 parts of surfactant, 0.5-10 parts of complexing agent, 30-50 parts of water.Removal loose colour effect is more preferable after the present invention acts on cotton and its blended fabric reactive dyeing, guarantees the color fastness and gorgeous degree of fabric；And not Nitrogen-and Phosphorus-containing in the soaping agent component, there is stronger acidity, it is possible to reduce it is conventional soap before acid neutralization step, reduce discharge of wastewater pressure, saved manpower, power cost has the good market advantage.
Description
Technical field
The invention belongs to field of fine chemical, and in particular to a kind of efficient and environment-friendly type acid scouring agent and preparation method thereof.
Background technique
To dye in textile dyeing and finishing industry common problem, in laking process there are the not exclusively upper dye of dyestuff with
And therefore the problem that subsequent fabric color fastness is low needs to carry out massive laundering to fabric, soaps and remove loose colour after completing dyeing,
The color fastness of fabric is improved, to meet the use demand of client.
Traditional soaping agent mostly uses phosphorus-nitrogen containing class to cause serious eutrophy to environment；During technique of routinely soaping mainly uses
Property soaping agent, the PH of working solution during massive laundering and pickling must be selected to soap to reduce before soaping, to reduce activity
Nonetheless hydrolysis of the dyestuff under high temperature soaping condition cannot guarantee that dyeing product can be in closely to increase color fastness
Receive to soap under the conditions of property, while causing great water resource waste and environmental protection pressure.
Therefore, developing one kind, there is effect (higher color fastness, fastness to rubbing) of efficiently soaping to reduce water simultaneously
Washing process and reducing the technology of soaping of environmental protection pressure is one of current urgent problem to be solved.
Summary of the invention
In order to solve the above technical problems, removing loose colour effect the present invention provides a kind of efficient and environment-friendly type acid scouring agent
More preferably, guarantee the color fastness and gorgeous degree of fabric, and not Nitrogen-and Phosphorus-containing in the soaping agent component, solve and cause environment is eutrophic to ask
Topic；With stronger acidity, it is possible to reduce routine acid neutralization step before soaping reduces discharge of wastewater pressure, saved people
Power, power cost.
Technical scheme is as follows:
A kind of efficient and environment-friendly type acid scouring agent has following component: carboxyethyl thiosuccinic acid 10-30 in parts by mass
Part, -2 30-50 parts of methyl propane sulfonic acid (AA/AMPS) copolymer of acrylic acid -2- acrylamide, 20-50 parts of sodium gluconate, hydrolysis
5-10 parts of polymaleic anhydride, 0.1-2 parts of surfactant, 0.5-10 parts of complexing agent, 30-50 parts of water.
It preferably, be complexing agent is 3- (2,3- bis- thio (2- sulfydryl)) thio (2- mercapto of the thio propyl -2,3- bis- of -1-
Base) propane, 3- [2,3- bis- thio (2- sulfydryl) -1- (1,2- bis- is thio)] propyl -2- thio (2- sulfydryl)) -1- propane sulphur
One or both of alcohol, thio (2- sulfydryl) propane of 3- (2,3- bis- thio (2- sulfydryl)) the thio propyl -2,3- bis- of -1-
Structural formula is formula (I), 3- [2,3- bis- thio (2- sulfydryl) -1- (1,2- bis- is thio)] propyl -2- thio (2- sulfydryl)) -1-
The structural formula of propane mercaptan is formula (II):
Preferably, the reaction process of complexing agent are as follows:
Preferably, the preparation step of complexing agent is as follows: weighing 1.0mol 2, thio (2- the sulfydryl) -1- propane mercaptan of 3- bis-
In three-necked flask, heating water bath divides 3-5 addition 1.5-2.0mol sulphur solid, reacts 1- under stirring condition to 55-65 DEG C
The tail gas of generation is passed directly into alkaline solution and absorbs by 1.5h, after the reaction was completed, be down to room temperature obtain white powder to get
To complexing agent.
The complexing agent that the present invention uses removes loose colour effect more after acting on cotton and its blended fabric reactive dyeing
It is good, guarantee the color fastness and gorgeous degree of fabric.
Preferably, alkaline solution is sodium hydroxide solution or potassium hydroxide solution.
Preferably, carboxyethyl thiosuccinic acid preparation step is as follows: weighing maleic anhydride and is dissolved in the water, is heated to 80-
95 DEG C, 3- mercaptopropionic acid is added dropwise with constant pressure funnel, maleic anhydride and 3- mercapto is added after mixing evenly in time for adding 1-1.5h
The catalyst of base propionic acid gross mass 10%, 80-95 DEG C of reaction 3-4h of constant temperature, then crystallisation by cooling, is obtained by filtration white solid, dries
Case is dry, obtains carboxyethyl thiosuccinic acid.
During above-mentioned preparation process, the time for adding of 3- mercaptopropionic acid is controlled in 1-1.5h, can preferably guarantee to fill
Divide reaction, is added dropwise too fast it is possible that the problem of yield reduces.Solvent for use is that aqueous solution substitutes the prior art in this method
In toxic benzene solvent, while saving extraction step, have and simplify experimentation, reduce the advantages such as cost and Environmental Safety.
Preferably, maleic anhydride and 3- mercaptopropionic acid molar ratio (1.05-1.1): 1.
Preferably, catalyst is triethylamine, in resin type catalyst Sepl iteLSZ-106, Sepl iteLSZ-106S
One or more.
Preferably, -2 methyl propane sulfonic acid molecular weight of copolymer of acrylic acid -2- acrylamide is 800-1500.Molecular weight mistake
Greatly, bad dispersibility, molecular weight is too small, and hydrophilic radical is less, influences hydrophily.
Preferably, surfactant is one of myristyl benzyl dimethyl ammonium chloride, ethylene glycol phenyl ether, is being formulated
In be conducive to different component it is evenly dispersed.
A kind of efficient and environment-friendly type acid scouring agent provided by the invention, the preparation method is as follows: by acrylic acid -2- acryloyl
- 2 methyl propane sulfonic acid of amine (AA/AMPS) copolymer, which is added to the water, to stir evenly, and sequentially adds carboxyethyl thiosuccinic acid, grape
Sodium saccharate, maleic anhydride, surfactant, complexing agent obtain flaxen liquid, as efficient and environment-friendly type by being stirred
Acid scouring agent.
A kind of efficient and environment-friendly type acid scouring agent provided by the invention, wherein -2 methyl-prop sulphur of acrylic acid -2- acrylamide
Sour (AA/AMPS) copolymer just has good hydrophily containing sulfonic acid group in the component, can and fiber, surface of cotton fabric hydroxyl
The groups such as base are affine, so that extra loose colour dyestuff be prevented to after-tack on fabric, have good anti-staining effect；Gluconic acid
Sodium has good peptizaiton；Hydrolysis of polymaleic anhydride has faintly acid, plays the role of auxiliary and neutralizes alkali；Surfactant exists
In formula conducive to the evenly dispersed of different component；Carboxyethyl thiosuccinic acid is added simultaneously, carboxyethyl thiosuccinic acid is single
Contain in molecule there are three carboxyl and a sulfonic group, there is extremely strong acidity, while also there is stronger dispersibility and deposition
Ability has stronger acidity, can neutralize waste liquid well without penetrating odor, reduce before soaping massive laundering or
Person's pickling process saves water；A kind of new compound complexing agent is added, the effect that makes to soap is more preferable, can more effectively disperse
Coloring agent with not being bonded on complexing fabric, removes loose colour, increases color fastness.
The present invention provides a kind of efficient and environment-friendly type acid scouring agents, act on cotton and its blended fabric reactive dyeing
Removal loose colour effect is more preferable afterwards, guarantees the color fastness and gorgeous degree of fabric；And not Nitrogen-and Phosphorus-containing in the soaping agent component, it solves and causes
The eutrophic problem of environment；With stronger acidity, it is possible to reduce routine acid neutralization step before soaping reduces discharge of wastewater
Pressure, has saved manpower, and power cost has the good market advantage.
Detailed description of the invention
Fig. 1 is 3- prepared by the present invention (2,3- bis- thio (2- sulfydryl)) thio (2- mercapto of the thio propyl -2,3- bis- of -1-
Base) propane infrared spectrogram；
Fig. 2 is that 3- prepared by the present invention [2,3- bis- thio (2- sulfydryl) -1- (1,2- bis- is thio)] propyl -2- is thio
(2- sulfydryl)) -1- propane mercaptan infrared spectrogram.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
- 2 methyl propane sulfonic acid molecular weight of copolymer of acrylic acid -2- acrylamide in embodiment is 800-1500.
Complexing agent in embodiment is 3- (2,3- bis- thio (2- sulfydryl)) thio (2- mercapto of the thio propyl -2,3- bis- of -1-
Base) propane and 3- [2,3- bis- thio (2- sulfydryl) -1- (1,2- bis- is thio)] propyl -2- thio (2- sulfydryl)) -1- propane sulphur
The mixture of alcohol.
Embodiment 1
Carboxyethyl thiosuccinic acid: it weighs 107.8g (1.10mol) maleic anhydride and is dissolved in 300g water, be heated to 90
DEG C, the 3- mercaptopropionic acid that 108.16g mass fraction is 98% is added dropwise with constant pressure funnel, time for adding is controlled in 1h, stirred evenly
Afterwards, the triethylamine of maleic anhydride and 3- mercaptopropionic acid gross mass 10%, 90 DEG C of reaction 3h of constant temperature, then crystallisation by cooling, mistake is added
Filter obtains white solid, and oven drying obtains carboxyethyl thiosuccinic acid, yield 97%；
Complexing agent: thio (2- the sulfydryl) -1- propane mercaptan of 261g (1.0mol) 2,3- bis- is weighed in three equipped with agitating paddle
In mouth flask, heating water bath is added three times 62g (2.0mol) sulphur solid, reacts 1h under stirring condition, reacted to 55 DEG C
Cheng Hou is down to room temperature and obtains transparency liquid, and liquid form product is obtained by filtration, weighing, yield 85%；
The preparation of efficient and environment-friendly type acid scouring agent: -2 methyl propane sulfonic acid (AA/ of 25kg acrylic acid -2- acrylamide is weighed
AMPS) copolymer is added in 35kg water and stirs evenly, and sequentially adds the carboxyethyl thiosuccinic acid of 10kg, 20kg gluconic acid
Sodium, the complexing agent of the hydrolysis of polymaleic anhydride of 5kg and the myristyl benzyl dimethyl ammonium chloride of 1.5kg and 3.5kg pass through
It is stirred to obtain flaxen liquid, as efficient and environment-friendly type acid scouring agent.
Embodiment 2
Carboxyethyl thiosuccinic acid: it weighs 102.96g (1.05mol) maleic anhydride and is dissolved in 300g water, be heated to 90
DEG C, the 3- mercaptopropionic acid of 108.16g 98% is added dropwise with constant pressure funnel, time for adding is controlled in 1h, after mixing evenly, horse is added
Come the resin type catalyst Sepl iteLSZ-106 of acid anhydrides and 3- mercaptopropionic acid gross mass 10%, 90 DEG C of reaction 3h of constant temperature, then
Crystallisation by cooling, is obtained by filtration white solid, and oven drying obtains carboxyethyl thiosuccinic acid, yield 96%；
Complexing agent: thio (2- the sulfydryl) -1- propane mercaptan of 261g (1.0mol) 2,3- bis- is weighed in three equipped with agitating paddle
In mouth flask, heating water bath is to 60 DEG C, point 5 addition 48g (1.5mol) sulphur solids, reacts 2h under stirring condition, has reacted
Cheng Hou is down to room temperature and obtains transparency liquid, and liquid form product is obtained by filtration, weighing, yield 85%；
The preparation of efficient and environment-friendly type acid scouring agent: -2 methyl propane sulfonic acid (AA/ of 45kg acrylic acid -2- acrylamide is weighed
AMPS) copolymer is added in 50kg water and stirs evenly, and sequentially adds the carboxyethyl thiosuccinic acid of 30kg, 40kg gluconic acid
Sodium, the hydrolysis of polymaleic anhydride of 10kg, the ethylene glycol phenyl ether of 1kg and the complexing agent of 9kg, it is flaxen by being stirred to obtain
Liquid, as efficient and environment-friendly type acid scouring agent.
Embodiment 3
Carboxyethyl thiosuccinic acid: it weighs 102.96g (1.05mol) maleic anhydride and is dissolved in 300g water, be heated to 90
DEG C, the 3- mercaptopropionic acid of 108.16g 98% is added dropwise with constant pressure funnel, time for adding is controlled in 1h, after mixing evenly, horse is added
Come the Sepl iteLSZ-106S of acid anhydrides and 3- mercaptopropionic acid gross mass 10%, 90 DEG C of reaction 3h of constant temperature, then crystallisation by cooling, mistake
Filter obtains white solid, and oven drying obtains carboxyethyl thiosuccinic acid, yield 96%；
Complexing agent: thio (2- the sulfydryl) -1- propane mercaptan of 261g (1.0mol) 2,3- bis- is weighed in three equipped with agitating paddle
In mouth flask, heating water bath is to 60 DEG C, point 4 addition 48g (1.5mol) sulphur solids, reacts 3h under stirring condition, has reacted
Cheng Hou is down to room temperature and obtains transparency liquid, and liquid form product is obtained by filtration, weighing, yield 85%；
The preparation of efficient and environment-friendly type acid scouring agent: -2 methyl propane sulfonic acid (AA/ of 30kg acrylic acid -2- acrylamide is weighed
AMPS) copolymer is added in 35kg water and stirs evenly, and sequentially adds the carboxyethyl thiosuccinic acid of 20kg, 30kg gluconic acid
Sodium, the hydrolysis of polymaleic anhydride of 8kg, the myristyl benzyl dimethyl ammonium chloride of 0.5kg and the complexing agent of 1kg, by stirring
It is mixed to get flaxen liquid, as efficient and environment-friendly type acid scouring agent.
Comparative example 1
Maleic acid anhydride-propenoic acid-ethoxy methylene diethyl malonate terpolymer solution preparation: by initiator
10kg is placed in mixing tank, and 90kg deionized water stirring and dissolving is added, is configured to 10% initiator solution；Add into reaction kettle
Enter maleic anhydride monomer 100kg, be warming up to 30-40 DEG C of stirring and dissolving, then addition sodium hydrate aqueous solution tune pH value to neutrality,
Initiator solution is added, acrylic acid 250kg and ethoxy methylene diethyl malonate 60kg, In are slowly added into reaction kettle
Addition in 3-5 hours is completed, and adjusting pH value is 3-5, and control reaction temperature is maintained at 40 DEG C hereinafter, having fed in raw material adition process
After 40 DEG C reaction stirred below 20-30 minutes, then be to slowly warm up to 85 DEG C, be kept stirring revolving speed 70-90r/min, seal
Reaction 4-6 hours, is down to room temperature after reaction, obtains terpolymer solution, solid content 80-90%；
The initiator is sodium peroxydisulfate and ammonium persulfate, and mass ratio 1:1, the additive amount of initiator solution is maleic acid
The 5-6% of anhydride monomer quality；
The preparation of environment-friendly low-temperature soaping agent: 450kg deionized water is added in 300kg terpolymer solution at normal temperature
In, it stirs evenly, sequentially adds carboxyethyl thiosuccinic acid 150kg, two ortho-hydroxyphenyl acetic acid sodium 40kg of ethylenediamine and mineral are viscous
Native 60kg, ground dispersion obtain gray translucent liquid, as environment-friendly low-temperature soaping agent, and mineral clay selects zeolite, bumps
Stick soil and diatomite, three's mass ratio are 2:1:1.
Comparative example 2
Commercial product.
Measure of merit
It is tested under the same conditions with commercial product, investigates the effect of soaping of patent formulation: color fastness to washing experiment
Method is tested according to GB/T3921；The experiment of stability of the soaping agent in hard water is surveyed according to GB/T7381 method
Examination；According to experimental method GB/T3920 test colour fastness to rubbing experiment；Last test；Volume is soaped the COD value of rear foot water.Test
It the results are shown in Table 1, shown in table 2.
From embodiment series of tests as a result, embodiment 1-3 formulation product and comparative example 1-2 product, carry out effect pair of soaping
Than.
The different soaping agents of table 1 are soaped Contrast on effect
Table 2 is soaped performance comparison
The product of comparative example 1 and the product of the application are suitable through detection discovery effect of soaping, and the application soaps the COD of waste water
Value is significantly lower than comparative example 1, but a large amount of water is needed to rinse in comparative example 1, wastes water resource, while increasing work of soaping
Sequence generates a large amount of waste water, increases environmental protection pressure.The application just completely overcomes the technical problem problem in comparative example 1, section
About water resource, reduces cost, while reducing the COD value for waste water of soaping.In the product and comparative example 2 of the application, regardless of
Effect of soaping or performance is soaped, the application is substantially better than comparative example 2.Environment protection acidic soaping agent of the present invention is applied to linen-cotton
And its dyeing of blended fabric reactive dye is soaped technique, temperature of soaping maintains 40-60 DEG C, and removal floating color and releasing effect are excellent
Different, colorfastness to rubbing is high after soaping, and COD value is lower in waste water of soaping, and reduces to soap and neutralizes washing step, saves wastewater treatment
Cost.Soaping agent stability of the invention is good, and environmental protection and energy saving have good market application advantage.
The present invention provides a kind of efficient and environment-friendly type acid scouring agents, act on cotton and its blended fabric reactive dyeing
Removal loose colour effect is more preferable afterwards, guarantees the color fastness and gorgeous degree of fabric；And not Nitrogen-and Phosphorus-containing in the soaping agent component, it solves and causes
The eutrophic problem of environment；With stronger acidity, it is possible to reduce routine acid neutralization step before soaping reduces discharge of wastewater
Pressure has saved manpower, power cost.
Claims (10)
1. a kind of efficient and environment-friendly type acid scouring agent, which is characterized in that in parts by mass, component includes: the thio fourth two of carboxyethyl
10-30 parts sour, 30-50 parts of -2 methyl propane sulfonic acid copolymer of acrylic acid -2- acrylamide, 20-50 parts of sodium gluconate, hydrolysis is poly-
5-10 parts of maleic anhydride, 0.1-2 parts of surfactant, 0.5-10 parts of complexing agent, 30-50 parts of water.
2. a kind of efficient and environment-friendly type acid scouring agent according to claim 1, which is characterized in that the complexing agent is 3-
Thio (2- sulfydryl) propane of (2,3- bis- thio (2- sulfydryl)) the thio propyl -2,3- bis- of -1-, 3- [2,3- bis- thio (2- mercaptos
One or both of base) -1- (1,2- bis- is thio)] propyl -2- thio (2- sulfydryl)) -1- propane mercaptan, 3- (2,3- bis-
Thio (2- sulfydryl)) thio (2- sulfydryl) propane of the thio propyl -2,3- bis- of -1- structural formula be formula (I), 3- [2,3- bis- sulphur
Generation (2- sulfydryl) -1- (1,2- bis- is thio)] propyl -2- thio (2- sulfydryl)) and -1- propane mercaptan structural formula be formula (II):
3. a kind of efficient and environment-friendly type acid scouring agent according to claim 2, which is characterized in that the system of the complexing agent
Standby steps are as follows: weighing 1.0mol 2, thio (2- the sulfydryl) -1- propane mercaptan of 3- bis- is in three-necked flask, heating water bath to 55-
65 DEG C, divides 3-5 addition 1.5-2.0mol sulphur solid, react 1-1.5h under stirring condition, the tail gas of generation is passed directly into
It is absorbed in alkaline solution, after the reaction was completed, is down to room temperature and obtains transparency liquid to get complexing agent is arrived.
4. a kind of efficient and environment-friendly type acid scouring agent according to claim 3, which is characterized in that the alkaline solution is hydrogen
Sodium hydroxide solution or potassium hydroxide solution.
5. a kind of efficient and environment-friendly type acid scouring agent according to claim 1, which is characterized in that the carboxyethyl is thio
Succinic acid preparation step is as follows: weighing maleic anhydride and is dissolved in the water, be heated to 80-95 DEG C, 3- sulfydryl is added dropwise with constant pressure funnel
The catalyst of maleic anhydride and 3- mercaptopropionic acid gross mass 10% is added after mixing evenly in propionic acid, time for adding 1-1.5h,
Temperature control is in 80-95 DEG C of reaction 3-4h, and then crystallisation by cooling, is obtained by filtration white solid, and oven drying obtains the thio fourth of carboxyethyl
Diacid.
6. a kind of efficient and environment-friendly type acid scouring agent according to claim 5, which is characterized in that the maleic anhydride and 3-
Mercaptopropionic acid molar ratio (1.05-1.1): 1.
7. a kind of efficient and environment-friendly type acid scouring agent according to claim 5, which is characterized in that the catalyst is three second
One or more of amine, resin type catalyst SepliteLSZ-106, SepliteLSZ-106S.
8. a kind of efficient and environment-friendly type acid scouring agent according to claim 1, it is characterised in that: the acrylic acid -2-
- 2 methyl propane sulfonic acid molecular weight of copolymer of acrylamide is 800-1500.
9. a kind of efficient and environment-friendly type acid scouring agent according to claim 1, it is characterised in that: the surfactant
For one of myristyl benzyl dimethyl ammonium chloride, ethylene glycol phenyl ether.
10. a kind of efficient and environment-friendly type acid scouring agent according to claim 1, which is characterized in that prepare the soaping agent
Method is as follows: -2 methyl propane sulfonic acid copolymer of acrylic acid -2- acrylamide being added to the water and is stirred evenly, carboxylic second is sequentially added
Base sulfosuccinate, sodium gluconate, hydrolysis of polymaleic anhydride, surfactant, complexing agent are yellowish by being stirred to obtain
The liquid of color, as efficient and environment-friendly type acid scouring agent.
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| CN114164053A (en) * | 2021-12-03 | 2022-03-11 | 广东三兴高新材料科技有限公司 | Acidic soaping agent |
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