CN104987958B - For preparing the fatty alcohol of cleaning solution and the preparation method of the fatty alcohol - Google Patents
For preparing the fatty alcohol of cleaning solution and the preparation method of the fatty alcohol Download PDFInfo
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Abstract
The invention discloses a kind of preparation method for being used to prepare the fatty alcohol and the fatty alcohol of cleaning solution, with the fatty alcohol of the solution of the present invention（FCM）The cleaning solution being prepared into possesses reliable high-effective cleansing ability, and left-hand seat, not harmless to cleaning of objects.The present invention is achieved using following technical scheme：For preparing the fatty alcohol of cleaning solution（FCM）, by weight percentage, it is included：Oleic acid（C20）7~9%；Stearic acid 2~4%；Triethanolamine 9~11%；Sodium hydroxide or potassium hydroxide 1.5~3.5%；Neopelex 1~3%；Lauric acid/dodecanoic acid（C12）7~9%；Residuals weight degree is pure water.
Description
Technical field
The present invention relates to fatty alcohol（Fatty Alcohol）Formula and fatty alcohol preparation method.
Background technology
Fatty alcohol（Fatty Alcohol）It is the important intermediate of various chemicals, household supplies etc., demand in recent years
There is very big growth；We are devoted for years to the quality-improving in cleaning solution, and the preparation of cleaning solution needs fatty alcohol, and cleaning solution is compared and washed
The detergents such as clothing powder possess soluble, configured, the advantages that Low-temperature cleaning effect is good, its large area popularization that is bound to；At present
For the quality of cleaning solution, to embody a concentrated reflection of phosphorous cleaning solution improvement before be to meet the without phosphorus cleaning solution of environmental requirement；By
In the limitation of the fatty alcohol of cleaning solution raw material, the cleaning solution prepared using existing fatty alcohol has chemical corrosivity, left-hand seat and meeting
Certain corrosion is caused to washing object；Clean effect also has much room for improvement.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that provide a kind of for preparing
The fatty alcohol of cleaning solution（Fatty Alcohol）And the preparation method of the fatty alcohol, prepared with the fatty alcohol of the solution of the present invention
To cleaning solution possess reliable high-effective cleansing ability, left-hand seat, not harmless to cleaning of objects；For the ease of description, and it is easy to
The fatty alcohol for possessing creativeness disclosed in patent formula of the present invention is clearly referred to, below by fat disclosed in this invention
Fat alcohol is referred to as fatty alcohol（FCM）Or FCM.
In order to achieve the above object, the present invention is achieved using following technical scheme：
For preparing the fatty alcohol of cleaning solution（FCM）, by weight percentage, it is included：
Oleic acid（C20）7~9%；
Stearic acid 2~4%；
Triethanolamine 9~11%；
Sodium hydroxide or potassium hydroxide 1.5~3.5%；
Neopelex 1~3%；
Lauric acid/dodecanoic acid（C12）7~9%；
Residuals weight degree is pure water.
A kind of preferred embodiment as the present invention：By weight percentage, comprising：
Oleic acid（C20）8% ；
Stearic acid 3%；
Triethanolamine 10%；
Sodium hydroxide 2.5%；
Neopelex 2%；
Lauric acid/dodecanoic acid（C12）8%；
Pure water 66.5%.
A kind of preferred embodiment as the present invention：The pure water is to pass through the pure water after Electrostatic Treatment.
A kind of preferred embodiment as the present invention：The pure water is the pure water after being handled by purification processes system；
The purification processes system includes the water pump, ion exchange mixed bed and the resin catcher that are set gradually along water (flow) direction, it is described from
Son exchanges in mixed bed and is provided with mixed uniformly anion exchange resin and cationic ion-exchange resin；
The purification processes system also includes sour add-on system, and the sour add-on system includes sour pump, connected with sour pump discharge
The sour accumulator tank that connects, the sour batch box being connected with sour accumulator tank and acid in sour batch box is sucked the of ion exchange mixed bed
One inhalator；
The purification processes system also includes alkali add-on system, and the alkali add-on system includes alkali pump, connected with alkali pump outlet
The sour accumulator tank that connects, the alkali batch box being connected with alkali accumulator tank and alkali in alkali batch box is sucked the of ion exchange mixed bed
Two inhalators.
The preparation method of fatty alcohol, it is comprised the steps of：
（1）By weight percentage, the following raw material is prepared：
Oleic acid（C20）7~9%；
Stearic acid 2~4%；
Triethanolamine 9~11%；
Sodium hydroxide or potassium hydroxide 1.5~3.5%；
Neopelex 1~3%；
Lauric acid/dodecanoic acid（C12）7~9%；
Residuals weight degree is pure water；
（2）Oleic acid is all first put into reaction pot, then heating-up temperature adds 0.1~0.3% hydrogen-oxygen to 55~60 DEG C
Change sodium or potassium hydroxide solution, allow oleic acid and sodium hydroxide or potassium hydroxide to carry out saponification；
（3）Add 19~21% pure water, be fully stirred, temperature control at 95~105 DEG C, then add 0.5~
1.5% sodium hydroxide or potassium hydroxide；
（4）Whole stearic acid is added, is stirred after mixing, control temperature continues at such a temperature at 110~120 DEG C
10~20 minutes, 0.5~1.5% sodium hydroxide or potassium hydroxide are then added, continuously adds 19~21% pure water；
（5）Whole lauric acid/dodecanoic acids is added, is stirred after mixing, control temperature continues at such a temperature at 105~115 DEG C
15~25 minutes；The pure water of addition 26~27% and 0.2~0.4% sodium hydroxide or potassium hydroxide are then proceeded to, controls temperature
At 105~115 DEG C, and continue 15~25 minutes at such a temperature, it is complete to continue to be stirred reaction, control ph 7~8 it
Between；
（6）Whole triethanolamines is added, after being stirred reaction with all solution, control temperature is 115~125
DEG C, then it is incubated, soaking time is 15~25 minutes；
（7）Neopelex is added, stablizes whole course of reaction, debugging pH value is between 6.5~7；Protected
Temperature, soaking time are 24 hours；
（8）Finished product takes the dish out of the pot.
A kind of preferred embodiment as above-mentioned preparation method：Each step is,
（1）By weight percentage, the following raw material is prepared：
Oleic acid（C20）8%；
Stearic acid 3%；
Triethanolamine 10%；
Sodium hydroxide or potassium hydroxide 2.5%；
Neopelex 2%；
Lauric acid/dodecanoic acid（C12）8%；
Pure water 66.5%；
（2）Oleic acid is all first put into reaction pot, then heating-up temperature adds 0.2% sodium hydroxide or hydrogen-oxygen to 60 DEG C
Change potassium solution, allow oleic acid and sodium hydroxide or potassium hydroxide to carry out saponification；
（3）Add 20% pure water, be fully stirred, temperature control at 100 DEG C, then add 1% sodium hydroxide or
Potassium hydroxide；
（4）Whole stearic acid is added, is stirred after mixing, control temperature continues 15 points at such a temperature at 115 DEG C
Clock, 1% sodium hydroxide or potassium hydroxide are then added, continuously add 20% pure water；
（5）Whole lauric acid/dodecanoic acids is added, is stirred after mixing, control temperature continues 20 points at such a temperature at 110 DEG C
Clock；Then proceed to add 26.5% pure water and 0.3% sodium hydroxide or potassium hydroxide, control temperature at 110 DEG C, and in the temperature
Continue 20 minutes under degree, continue to be stirred reaction completely, control ph is between 7~8；
（6）Whole triethanolamines is added, after being stirred reaction with all solution, control temperature is at 120 DEG C, then
It is incubated, soaking time is 20 minutes；
（7）Neopelex is added, stablizes whole course of reaction, debugging pH value is between 6.5~7；Protected
Temperature, soaking time are 24 hours；
（8）Finished product takes the dish out of the pot.
A kind of preferred embodiment as above-mentioned preparation method：Also comprising the step that the pure water is prepared by Electrostatic Treatment
Suddenly.
A kind of preferred embodiment as above-mentioned preparation method：The step of the pure water is also prepared comprising progress purification processes
Suddenly；
The purification processes include,
S1, using ion exchange mixed bed the ionic state material in water is swapped；Included in the ion exchange mixed bed
Mixed uniformly anion exchange resin and cationic ion-exchange resin；
S2, hydrochloric acid and sodium hydroxide is added to regenerate ion exchange mixed bed to the ion exchange mixed bed.
Present invention has the advantages that：
Using the fatty alcohol of inventive formulation（FCM）, and using fatty alcohol made from the inventive method, because it possesses
Reliable natural material formula and rational with different levels preparation process, therefore it is natural reliable, pollution-free, surface-active is high,
Cleaning of objects will not be caused damage and be corroded after preparing cleaning solution, dirt-removing power is strong, it is not necessary in the preparation process of cleaning solution
In add anti-fouling agent；Overall to have soft feeling to skin, clean effect is stronger, becomes apparent from, and particularly has uniqueness to spot, oil stain
Clean effect；Using the fatty alcohol of inventive formulation, and using fatty alcohol made from the inventive method, it is in practical application
When, it is easy to dissolve, biological degradability reaches more than 98%, and for our preferred embodiment, its biological degradability can reach
More than 99.5%.
Using the fatty alcohol of inventive formulation（FCM）, and using fatty alcohol made from the inventive method, which employs oil
The mixing formula of acid and aliphatic acid, contains natural plant raw material, can ensure the transparency and solubility of preparation process, most
The fatty alcohol is caused to possess the advantages of environment friendly and pollution-free eventually, meanwhile, also with extraordinary flexibility, it is worth cleaning solution（Or wash
Wash agent）There is soft feeling to skin afterwards；Cleaning solution is prepared with the fatty alcohol of the present invention（Or detergent）, filled up natural detergent
Blank, formula of the invention possesses natural plants purification, and it compares fatty alcohol of current negative and positive nonionic surfactant
Environmental-protecting performance it is very high, it is extremely important to environmental protection, existing fatty alcohol can be substituted completely；
The present invention is in preparation method and in formula, by adding neopelex so that final obtained
Properties of product are highly stable, can reliably play its advantage；Product can be reduced by oleic acid and stearic proportion relation
（Comprising fatty alcohol and the cleaning solution as made from the fatty alcohol）Quick dissolving, and the transparency after dissolving is high, and turbidity is low；
The present invention has also carried out Electrostatic Treatment or purification processes to water in a preferred embodiment, and final pure water quality is steady
It is fixed, the stability of whole fatty alcohol and its preparation process can be ensured, ensure that quality；Purification processes process, is handed over using ion
Mixed bed is changed to swap the ionic state material in water, and anion exchange resin and cation exchange in ion exchange mixed bed
Resin is uniformly mixed so that cation and anion exchange is almost carried out simultaneously, eliminates the influence of back reaction, therefore purification processes
Afterwards, the quality of de-ionized water of high-purity can be obtained；And after ion exchange mixed bed uses a period of time, pass through acid, alkali addition system
System adds hydrochloric acid and sodium hydroxide solution to ion exchange mixed bed, can regenerate ion exchange mixed bed, and whole system can circulate completely
Stable operation.
Embodiment
With reference to embodiment, the present invention is further described, and following embodiments are illustrative, be not it is limited,
Protection scope of the present invention can not be limited with following embodiments.
For preparing the fatty alcohol of cleaning solution（FCM）, by weight percentage, it is included：
Oleic acid（C20）7~9%；
Stearic acid 2~4%；
Triethanolamine 9~11%；
Sodium hydroxide or potassium hydroxide 1.5~3.5%；
Neopelex 1~3%；
Lauric acid/dodecanoic acid（C12）7~9%；
Residuals weight degree is pure water.
It is specific to recommend composition as shown in following 3 embodiments：
Embodiment 1：
For preparing the fatty alcohol of cleaning solution, by weight percentage, comprising：
Oleic acid（C20）8% ；
Stearic acid 3%；
Triethanolamine 10%；
Sodium hydroxide 2.5%；
Neopelex 2%；
Lauric acid/dodecanoic acid（C12）8%；
Pure water 66.5%.
Manufacture above-mentioned fatty alcohol（FCM）Each step of preparation method be,
（1）By weight percentage, the following raw material is prepared：
Oleic acid（C20）8%；Stearic acid 3%；Triethanolamine 10%；Sodium hydroxide or potassium hydroxide 2.5%；
Neopelex 2%；Lauric acid/dodecanoic acid（C12）8%；Pure water 66.5%；
（2）Oleic acid is all first put into reaction pot, then heating-up temperature adds 0.2% sodium hydroxide or hydrogen-oxygen to 60 DEG C
Change potassium solution, allow oleic acid and sodium hydroxide or potassium hydroxide to carry out saponification；（3）20% pure water is added, is fully stirred
Mix, then temperature control adds 1% sodium hydroxide or potassium hydroxide at 100 DEG C；（4）Whole stearic acid is added, after mixing
Stirring, control temperature continue 15 minutes at such a temperature at 115 DEG C, then add 1% sodium hydroxide or potassium hydroxide, after
The pure water of continuous addition 20%；（5）Whole lauric acid/dodecanoic acids is added, is stirred after mixing, control temperature is held at such a temperature at 110 DEG C
It is continuous 20 minutes；Then proceed to add 26.5% pure water and 0.3% sodium hydroxide or potassium hydroxide, control temperature at 110 DEG C, and
Continue 20 minutes at such a temperature, continue to be stirred reaction completely, control ph is between 7~8；（6）Add whole three
Monoethanolamine, after being stirred reaction with all solution, then control temperature is incubated at 120 DEG C, and soaking time is 20 points
Clock；（7）Neopelex is added, stablizes whole course of reaction, debugging pH value is between 6.5~7；It is incubated, is protected
The warm time is 24 hours；（8）Finished product takes the dish out of the pot.
Embodiment 2：
For preparing the fatty alcohol of cleaning solution（FCM）, by weight percentage, it is included：
Oleic acid（C20）7%；Stearic acid 2%；Triethanolamine 9%；Potassium hydroxide 1.5%；Neopelex 1%；12
Acid（C12）7%；Residuals weight degree is pure water.
The preparation method for manufacturing above-mentioned fatty alcohol comprises the steps of：
（1）By weight percentage, the following raw material is prepared：
Oleic acid（C20）7%；Stearic acid 2%；Triethanolamine 9%；Potassium hydroxide 1.5%；
Neopelex 1%；Lauric acid/dodecanoic acid（C12）7%；Residuals weight degree is pure water；
（2）Oleic acid is all first put into reaction pot, then heating-up temperature adds 0.1 potassium hydroxide solution, allowed to 55 DEG C
Oleic acid and potassium hydroxide carry out saponification；（3）19% pure water is added, is fully stirred, temperature control is at 95 DEG C, then
Add 0.5% potassium hydroxide；（4）Whole stearic acid is added, is stirred after mixing, controls temperature at 110 DEG C, and in the temperature
Under continue 10 minutes, then add 0.5% potassium hydroxide, continuously add 19% pure water；（5）Whole lauric acid/dodecanoic acids is added, is mixed
Stirred after conjunction, control temperature continues 15 minutes at such a temperature at 105 DEG C；Then proceed to add remaining pure water and residue
Potassium hydroxide, control temperature and continues 15 minutes at such a temperature at 105 DEG C, and it is complete to continue to be stirred reaction, controls pH
Value is between 7~8；（6）Whole triethanolamines is added, after being stirred reaction with all solution, control temperature is 115
DEG C, then it is incubated, soaking time is 15 minutes；（7）Neopelex is added, stablizes whole course of reaction, is adjusted
PH value is tried between 6.5~7；It is incubated, soaking time is 24 hours；（8）Finished product takes the dish out of the pot.
Embodiment 3：
For preparing the fatty alcohol of cleaning solution（FCM）, by weight percentage, it is included：
Oleic acid（C20）9%；Stearic acid 4%；Triethanolamine 11%；Sodium hydroxide 3.5%；Neopelex 3%；12
Acid（C12）9%；Residuals weight degree is pure water.
The preparation method for manufacturing above-mentioned fatty alcohol comprises the steps of：
（1）By weight percentage, the following raw material is prepared：
Oleic acid（C20）9%；Stearic acid 4%；Triethanolamine 11%；Sodium hydroxide 3.5%；Neopelex 3%；12
Acid（C12）9%；Residuals weight degree is pure water；
（2）Oleic acid is all first put into reaction pot, then heating-up temperature adds 0.3% sodium hydroxide solution to 60 DEG C,
Oleic acid and sodium hydroxide is allowed to carry out saponification；（3）21% pure water is added, is fully stirred, temperature control is at 105 DEG C, so
1.5% sodium hydroxide is added afterwards；（4）Whole stearic acid is added, is stirred after mixing, controls temperature at 120 DEG C, and in the temperature
Continue 20 minutes under degree, then add 1.5% sodium hydroxide or potassium hydroxide, continuously add 21% pure water；（5）Add all
Lauric acid/dodecanoic acid, stirred after mixing, control temperature and continues 25 minutes at such a temperature at 115 DEG C；Then proceed to add remaining
Pure water and remaining sodium hydroxide, control temperature continue 15~25 minutes at 115 DEG C, continue to be stirred at such a temperature
Reaction is complete, and control ph is between 7~8；（6）Whole triethanolamines is added, after being stirred reaction with all solution,
Temperature is controlled then to be incubated at 125 DEG C, soaking time is 25 minutes；（7）Neopelex is added, is stablized whole
Individual course of reaction, debugging pH value is between 6.5~7；It is incubated, soaking time is 24 hours；（8）Finished product takes the dish out of the pot.
Fatty alcohol made from above-mentioned 3 embodiments（FCM）Eventually for the raw material of all kinds of cleaning solutions, coordinate this fatty alcohol institute
The cleaning solution produced its be pure natural vegetable oil cleaning solution, with anion and cationic surfactant（Major part contains
Be chemical substance）Differ widely, fatty alcohol made from three embodiments causes cleaning solution after cleaning solution corresponding to preparation
Possesses following advantage：
Protect institute's cleaning of objects not damage and corrode to wash liquid energy made from the fatty alcohol of the present invention, do not hurt hands, no
Add any anti-fouling agent, there is soft feeling to skin, clean effect is stronger, becomes apparent from, and particularly has the decontamination of uniqueness to spot, oil stain
Effect.
In above three embodiment, especially with the fatty alcohol obtained by the specific formula of embodiment 1 and specific preparation method
Advantage is more prominent, its as a kind of optimal embodiment enable to the present invention product and method when exploiting market it is fast
The popularization of speed；Fatty alcohol made from above three embodiment, via our test, its biological degradability has reached more than 98%,
Especially, its biological degradability of the fatty alcohol of embodiment 1 it is stable more than 99.5%, environmental-protecting performance is very superior.
We are during the present invention is embodied, also by optimizing processing to pure water, so as to realize whole fat
Fat alcohol is in itself and in the preparation process of fatty alcohol, the stability of fatty alcohol quality；The specific pure water be by electrostatic at
Pure water after reason.Or the pure water is the pure water after being handled by purification processes system；The purification processes system includes edge
Water pump, ion exchange mixed bed and the resin catcher that water (flow) direction is set gradually, it is provided with the ion exchange mixed bed uniformly
The anion exchange resin and cationic ion-exchange resin of mixing；The purification processes system also includes sour add-on system, the acid
Add-on system includes sour pump, sour accumulator tank be connected with sour pump discharge, the sour batch box that is connected with sour accumulator tank and by sour meter
First inhalator of acid suction ion exchange mixed bed in measuring tank；The purification processes system also includes alkali add-on system, the alkali
Add-on system includes alkali pump, with the sour accumulator tank of alkali pump outlet connection, the alkali batch box that is connected with alkali accumulator tank and by alkali meter
Second inhalator of alkali suction ion exchange mixed bed in measuring tank.
Therefore for preparation method, of the invention also including carries out the step of purification processes prepare the pure water；
The purification processes include,
S1, using ion exchange mixed bed the ionic state material in water is swapped；Included in the ion exchange mixed bed
Mixed uniformly anion exchange resin and cationic ion-exchange resin；
S2, hydrochloric acid and sodium hydroxide is added to regenerate ion exchange mixed bed to the ion exchange mixed bed.
The preferred embodiment for the present invention is explained in detail above, but the invention is not restricted to above-mentioned embodiment,
In those of ordinary skill in the art's possessed knowledge, it can also be made on the premise of present inventive concept is not departed from various
Change, these changes are related to correlation technique well-known to those skilled in the art, and these both fall within the protection model of patent of the present invention
Enclose.
Many other changes and remodeling can be made by not departing from the spirit and scope of the present invention.
It should be appreciated that the invention is not restricted to specific embodiment, the scope of the present invention is defined by the following claims.
Claims (7)
1. the fatty alcohol for preparing cleaning solution, by weight percentage, it is included：
Oleic acid 7~9%；
Stearic acid 2~4%；
Triethanolamine 9~11%；
Sodium hydroxide or potassium hydroxide 1.5~3.5%；
Neopelex 1~3%；
Lauric acid/dodecanoic acid 7~9%；
Residuals weight degree is pure water；
The pure water is the pure water after being handled by purification processes system；The purification processes system is included along water (flow) direction successively
Water pump, ion exchange mixed bed and the resin catcher of setting, mixed uniformly anion is provided with the ion exchange mixed bed
Exchanger resin and cationic ion-exchange resin；
The purification processes system also includes sour add-on system, and the sour add-on system includes sour pump, is connected with sour pump discharge
Sour accumulator tank, the sour batch box being connected with sour accumulator tank and the first suction that acid in sour batch box is sucked to ion exchange mixed bed
Enter device；
The purification processes system also includes alkali add-on system, and the alkali add-on system includes alkali pump, exports connection with alkali pump
Sour accumulator tank, the alkali batch box being connected with alkali accumulator tank and the second suction that alkali in alkali batch box is sucked to ion exchange mixed bed
Enter device.
2. the fatty alcohol as claimed in claim 1 for being used to prepare cleaning solution, it is characterised in that：By weight percentage, comprising：
Oleic acid 8%；Stearic acid 3%；
Triethanolamine 10%；
Sodium hydroxide 2.5%；
Neopelex 2%；
Lauric acid/dodecanoic acid 8%；
Pure water 66.5%.
3. the fatty alcohol as claimed in claim 1 for being used to prepare cleaning solution, it is characterised in that：The pure water be by electrostatic at
Pure water after reason.
4. the preparation method of fatty alcohol, it is comprised the steps of：
（1）By weight percentage, the following raw material is prepared：
Oleic acid 7~9%；
Stearic acid 2~4%；
Triethanolamine 9~11%；
Sodium hydroxide or potassium hydroxide 1.5~3.5%；
Neopelex 1~3%；
Lauric acid/dodecanoic acid 7~9%；
Residuals weight degree is pure water；
（2）Oleic acid is all first put into reaction pot, then heating-up temperature adds 0.1~0.3% sodium hydroxide to 55~60 DEG C
Or potassium hydroxide solution, allow oleic acid and sodium hydroxide or potassium hydroxide to carry out saponification；
（3）19~21% pure water is added, is fully stirred, then temperature control adds 0.5~1.5% at 95~105 DEG C
Sodium hydroxide or potassium hydroxide；
（4）Add whole stearic acid, stirred after mixing, control temperature at 110~120 DEG C, and continue 10 at such a temperature~
20 minutes, 0.5~1.5% sodium hydroxide or potassium hydroxide are then added, continuously adds 19~21% pure water；
（5）Add whole lauric acid/dodecanoic acids, stirred after mixing, control temperature at 105~115 DEG C, and continue 15 at such a temperature~
25 minutes；The pure water of addition 26~27% and 0.2~0.4% sodium hydroxide or potassium hydroxide are then proceeded to, control temperature is 105
~115 DEG C, and continue 15~25 minutes at such a temperature, continue to be stirred reaction completely, control ph is between 7~8；
（6）Whole triethanolamines is added, after being stirred reaction with all solution, control temperature is at 115~125 DEG C, so
After be incubated, soaking time be 15~25 minutes；
（7）Neopelex is added, stablizes whole course of reaction, debugging pH value is between 6.5~7；It is incubated, is protected
The warm time is 24 hours；
（8）Finished product takes the dish out of the pot.
5. the preparation method of fatty alcohol as claimed in claim 4, it is characterised in that：Each step is,
（1）By weight percentage, the following raw material is prepared：
Oleic acid 8%；
Stearic acid 3%；
Triethanolamine 10%；
Sodium hydroxide 2.5%；
Neopelex 2%；
Lauric acid/dodecanoic acid 8%；
Pure water 66.5%；
（2）Oleic acid is all first put into reaction pot, heating-up temperature is to 60 DEG C, the then sodium hydroxide solution of addition 0.2%, allows oil
Acid and sodium hydroxide carry out saponification；
（3）20% pure water is added, is fully stirred, then temperature control adds 1% sodium hydroxide at 100 DEG C；
（4）Whole stearic acid is added, is stirred after mixing, control temperature continues 15 minutes at such a temperature at 115 DEG C, so
1% sodium hydroxide is added afterwards, continuously adds 20% pure water；
（5）Whole lauric acid/dodecanoic acids is added, is stirred after mixing, control temperature continues 20 minutes at such a temperature at 110 DEG C；So
26.5% pure water and 0.3% sodium hydroxide are continuously added afterwards, control temperature continues 20 minutes at such a temperature at 110 DEG C,
Continue to be stirred reaction completely, control ph is between 7~8；
（6）Whole triethanolamines is added, after being stirred reaction with all solution, then control temperature is carried out at 120 DEG C
Insulation, soaking time are 20 minutes；
（7）Neopelex is added, stablizes whole course of reaction, debugging pH value is between 6.5~7；It is incubated, is protected
The warm time is 24 hours；
（8）Finished product takes the dish out of the pot.
6. the preparation method of fatty alcohol as claimed in claim 4, it is characterised in that：Also include by described in Electrostatic Treatment preparation
The step of pure water.
7. the preparation method of fatty alcohol as claimed in claim 4, it is characterised in that：Also comprising described in progress purification processes preparation
The step of pure water；
The purification processes include,
S1, using ion exchange mixed bed the ionic state material in water is swapped；Comprising uniform in the ion exchange mixed bed
The anion exchange resin and cationic ion-exchange resin of mixing；
S2, hydrochloric acid and sodium hydroxide is added to regenerate ion exchange mixed bed to the ion exchange mixed bed.
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