CN104888659A - Synthetic method of cation alkyl glycoside quaternary ammonium surfactant - Google Patents
Synthetic method of cation alkyl glycoside quaternary ammonium surfactant Download PDFInfo
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- CN104888659A CN104888659A CN201510279904.7A CN201510279904A CN104888659A CN 104888659 A CN104888659 A CN 104888659A CN 201510279904 A CN201510279904 A CN 201510279904A CN 104888659 A CN104888659 A CN 104888659A
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Abstract
The invention provides a synthetic method of a cation alkyl glycoside quaternary ammonium surfactant. The synthetic method comprises the following steps: carrying out glycosidation reaction on natural fatty alcohol and glucose in a reaction kettle under the catalytic action of dodecylbenzene sulfonic acid to obtain a first crude glucoside solution; adding sodium hydroxide into the first crude glucoside solution for performing termination reaction to obtain a second crude glucoside solution; heating the second crude glucoside solution for distilling excessive natural fatty alcohol, adding deionized water, and adding sodium hydroxide to obtain a first glucoside aqueous solution; adding an etherifying agent at high temperature for etherification reaction to obtain a second glucoside aqueous solution; and adding hydrogen peroxide and citric acid to obtain the pale yellow cation alkyl glycoside quaternary ammonium surfactant. The synthetic method can be operated simply, and the synthesized cation alkyl glycoside quaternary ammonium surfactant is good in biodegradability, is environmentally friendly, has extremely low critical micelle concentration up to 0.01mmol/L and is high in surface activity.
Description
Technical field
The present invention relates to technical field of surfactant, particularly relate to a kind of synthetic method of CAPG quaternary surfactant.
Background technology
After cationic surfactant refers to that its molecule is water-soluble and ionizes, the hydrophilic group be connected with lipophilic group is positively charged surfactant, and it can dissociate in aqueous has surface-active cation and inorganic anion.Cationic surfactant is with positive charge, for the textile, metal, glass, plastics etc. of usual surface with negative electrical charge, its adsorption capacity than anion or nonionic strong, easily form lipophile film in stromal surface or produce positive charge, so be widely used in the aspects such as the waterproofing agent of textile, softening agent and antistatic additive.Due in the hydrophilic group ion of cationic surfactant containing nitrogen-atoms, be divided into amine salt, quaternary ammonium salt and heterocyclic type three class according to nitrogen-atoms position difference in the molecule.Wherein, quaternary cationics good water solubility, not only acidproof but also alkaline-resisting and great majority have bactericidal action, thus extensive at the Application comparison in the fields such as cosmetics, cleaning agent and washing agent.
Along with the extensive use of quaternary cationics, causing the raw material resources for the preparation of quaternary cationics nervous, just can become a kind of pollutant, to environment when entering in water or in soil simultaneously.Along with the raising of people's living standard and the progress of human civilization; people more and more pay attention to the protection of environment and the health of self; especially, in the consumption of cosmetics of everyday use, people more and more trend towards using those natural environmental-protectives and the high surfactant of surface-active.
Summary of the invention
Provide hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.Should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention determines key of the present invention or pith, and nor is it intended to limit the scope of the present invention.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The object of the present invention is to provide a kind of synthetic method of CAPG quaternary surfactant.
The invention provides a kind of synthetic method of CAPG quaternary surfactant, wherein CAPG quaternary surfactant comprises each component of following parts by weight: glucose 65-70 part, natural fatty alcohol 25-30 part, DBSA 1-3 part, NaOH 2-5 part, hydrogen peroxide 1-4 part, citric acid 1-2 part, etherifying agent CHPTAC0.5-1.5 part, deionized water 3-6 part, synthetic method comprises the steps:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 55 DEG C-65 DEG C, after decompression dehydration 2-3 hour, add DBSA, continue to be heated to 90 DEG C-95 DEG C, and reaction of guanosine 3-5 hour is carried out under-0.1mpa, obtain the first thick glycoside solution;
Step 2, add the thick glycoside solution of NaOH to the first, cessation reaction, obtains the second thick glycoside solution;
Step 3, heating the second thick glycoside solution to 140 DEG C-150 DEG C, distill the natural fatty alcohol of surplus, and add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the first glucosides aqueous solution, and at 70 DEG C-80 DEG C etherification reaction 2-4 hour, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 40 DEG C-50 DEG C of the second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain CAPG quaternary surfactant.
The synthetic method of CAPG quaternary surfactant provided by the invention, simple to operate, and the CAPG quaternary surfactant of synthesis is light yellow clear liquid, has good degradability, environmentally friendly; Also there is extremely low critical micelle concentration simultaneously, minimumly reach 0.01mmol/L, thus there is higher surface-active.
Detailed description of the invention
Embodiment 1
A kind of CAPG quaternary surfactant, comprise each component of following parts by weight: glucose 65 parts, natural fatty alcohol 25 parts, DBSA 1 part, 2 parts, NaOH, 1 part, hydrogen peroxide, citric acid 1 part, etherifying agent CHPTAC0.5 part, deionized water 3 parts.Wherein, glucose is DEXTROSE ANHYDROUS.
The synthetic method of the CAPG quaternary surfactant that the present embodiment provides is as follows:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 55 DEG C, decompression dehydration added DBSA after 2 hours, continued to be heated to 90 DEG C-95 DEG C, and under-0.1mpa, carry out reaction of guanosine 3 hours, obtain the first thick glycoside solution;
Step 2, add the thick glycoside solution of half amount NaOH to the first, cessation reaction, obtain the second thick glycoside solution, and pH value is 8;
Step 3, heating the second thick glycoside solution to 140 DEG C, distill superfluous natural fatty alcohol, add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution, and pH value be 11 under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the first glucosides aqueous solution, and at 70 DEG C etherification reaction 2 hours, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 40 DEG C of the second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain CAPG quaternary surfactant, and pH value is 11.
Embodiment 2
A kind of CAPG quaternary surfactant, comprise each component of following parts by weight: glucose 66 parts, natural fatty alcohol 26 parts, DBSA 1.5 parts, 3 parts, NaOH, 2 parts, hydrogen peroxide, citric acid 1.5 parts, etherifying agent CHPTAC0.8 part, deionized water 4 parts.Wherein, glucose is Dextrose Monohydrate.
The synthetic method of the CAPG quaternary surfactant that the present embodiment provides is as follows:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 58 DEG C, decompression dehydration added DBSA after 2.5 hours, continued to be heated to 90 DEG C-95 DEG C, and under-0.1mpa, carry out reaction of guanosine 3.5 hours, obtain the first thick glycoside solution;
Step 2, add the thick glycoside solution of half amount NaOH to the first, cessation reaction, obtain the second thick glycoside solution, and pH value is 9;
Step 3, heating the second thick glycoside solution to 142 DEG C, distill superfluous natural fatty alcohol, add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution, and pH value be 11 under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the first glucosides aqueous solution, and at 73 DEG C etherification reaction 2.5 hours, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 42 DEG C of the second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain CAPG quaternary surfactant, and pH value is 11.
Embodiment 3
A kind of CAPG quaternary surfactant, comprise each component of following parts by weight: glucose 67 parts, natural fatty alcohol 28 parts, DBSA 1.5 parts, 3 parts, NaOH, 2 parts, hydrogen peroxide, citric acid 1.5 parts, etherifying agent CHPTAC1 part, deionized water 4 parts.Wherein, glucose is Dextrose Monohydrate, and citric acid is Citric Acid Mono.
The synthetic method of the CAPG quaternary surfactant that the present embodiment provides is as follows:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 60 DEG C, decompression dehydration added DBSA after 2 hours, continued to be heated to 90 DEG C-95 DEG C, and under-0.1mpa, carry out reaction of guanosine 4 hours, obtain the first thick glycoside solution;
Step 2, add the thick glycoside solution of half amount NaOH to the first, cessation reaction, obtain the second thick glycoside solution, and pH value is 9;
Step 3, heating the second thick glycoside solution to 145 DEG C, distill superfluous natural fatty alcohol, add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution, and pH value be 12 under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the first glucosides aqueous solution, and at 75 DEG C etherification reaction 3 hours, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 45 DEG C of the second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain CAPG quaternary surfactant, and pH value is 11.
Embodiment 4
A kind of CAPG quaternary surfactant, comprises each component of following parts by weight: glucose 69 parts, natural fatty alcohol 29 parts, DBSA 2 parts, 4 parts, NaOH, 3 parts, hydrogen peroxide, citric acid 2 parts, etherifying agent CHPTAC1.3 part, deionized water 5 parts.Wherein, glucose is Dextrose Monohydrate, and citric acid is Citric Acid Mono.
The synthetic method of the CAPG quaternary surfactant that the present embodiment provides is as follows:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 63 DEG C, decompression dehydration added DBSA after 2.5 hours, continued to be heated to 90 DEG C-95 DEG C, and under-0.1mpa, carry out reaction of guanosine 4.5 hours, obtain the first thick glycoside solution;
Step 2, add the thick glycoside solution of half amount NaOH to the first, cessation reaction, obtain the second thick glycoside solution, and pH value is 10;
Step 3, heating the second thick glycoside solution to 146 DEG C, distill superfluous natural fatty alcohol, add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution, and pH value be 12 under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the first glucosides aqueous solution, and at 77 DEG C etherification reaction 3.5 hours, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 48 DEG C of the second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain CAPG quaternary surfactant, and pH value is 11.
Embodiment 5
A kind of CAPG quaternary surfactant, comprise each component of following parts by weight: glucose 70 parts, natural fatty alcohol 30 parts, DBSA 3 parts, 5 parts, NaOH, 4 parts, hydrogen peroxide, citric acid 2 parts, etherifying agent CHPTAC1.5 part, deionized water 6 parts.Wherein, glucose is DEXTROSE ANHYDROUS, and citric acid is Citric Acid Mono.
The synthetic method of the CAPG quaternary surfactant that the present embodiment provides is as follows:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 65 DEG C, decompression dehydration added DBSA after 3 hours, continued to be heated to 90 DEG C-95 DEG C, and under-0.1mpa, carry out reaction of guanosine 5 hours, obtain the first thick glycoside solution;
Step 2, add the thick glycoside solution of half amount NaOH to the first, cessation reaction, obtain the second thick glycoside solution, and pH value is 10;
Step 3, heating the second thick glycoside solution to 150 DEG C, distill superfluous natural fatty alcohol, add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution, and pH value be 12 under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the first glucosides aqueous solution, and at 80 DEG C etherification reaction 4 hours, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 50 DEG C of the second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain CAPG quaternary surfactant, and pH value is 11.
The CAPG quaternary surfactant ultra-pure water of above-mentioned 5 embodiments synthesis is mixed with same concentrations, under normal temperature 25 DEG C of conditions, surface tension method is adopted to measure the critical micelle concentration of the CAPG quaternary surfactant of above-mentioned 5 embodiments synthesis.Measure simultaneously tradition conventional and the critical micelle concentration of DTAB with above-mentioned 5 CAPG quaternary surfactant same concentrations, to be used for forming comparative example with CAPG quaternary surfactant provided by the invention, concrete outcome is as table 1:
Table 1: critical micelle concentration measures result
In embodiment 5, the critical micelle concentration of the CAPG quaternary surfactant of synthesis is minimum as shown in Table 1, and far below the 16mmol/L in comparative example, thus there is higher surface tension, better surface-active.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. a synthetic method for CAPG quaternary surfactant, is characterized in that, described synthetic method comprises the steps:
Step one, get natural fatty alcohol and be put in reactor, stir, add glucose, be heated to 55 DEG C-65 DEG C, after decompression dehydration 2-3 hour, add DBSA, continue to be heated to 90 DEG C-95 DEG C, and reaction of guanosine 3-5 hour is carried out under-0.1mpa, obtain the first thick glycoside solution;
Step 2, add NaOH to the described first thick glycoside solution, cessation reaction, obtains the second thick glycoside solution;
Step 3, heating the second thick glycoside solution to 140 DEG C-150 DEG C, distill the natural fatty alcohol of surplus, and add deionized water, add half amount NaOH, obtain the first glucosides aqueous solution under-0.1mpa;
Step 4, add etherifying agent CHPTAC to the described first glucosides aqueous solution, and at 70 DEG C-80 DEG C etherification reaction 2-4 hour, obtain the second glucosides aqueous solution;
Step 5, reduce the temperature to 40 DEG C-50 DEG C of the described second glucosides aqueous solution, add hydrogen peroxide and citric acid, obtain described CAPG quaternary surfactant.
2. the synthetic method of CAPG quaternary surfactant according to claim 1, is characterized in that, the pH value of the thick glycoside solution of described second in described step 2 is 8-10.
3. the synthetic method of CAPG quaternary surfactant according to claim 1, is characterized in that, the pH value of the described first glucosides aqueous solution in described step 3 is 11-12.
4. the synthetic method of CAPG quaternary surfactant according to claim 1, is characterized in that, the pH value of the described CAPG quaternary surfactant in described step 5 is 11.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108047905A (en) * | 2017-11-15 | 2018-05-18 | 张军志 | A kind of preparation method of polyurea anti-corrosion coating applied to petroleum pipeline |
| CN111574972A (en) * | 2020-06-19 | 2020-08-25 | 中国石油大学(华东) | Environment-friendly high-temperature-resistant shale inhibitor for water-based drilling fluid and preparation method thereof |
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2015
- 2015-05-27 CN CN201510279904.7A patent/CN104888659A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108047905A (en) * | 2017-11-15 | 2018-05-18 | 张军志 | A kind of preparation method of polyurea anti-corrosion coating applied to petroleum pipeline |
| CN111574972A (en) * | 2020-06-19 | 2020-08-25 | 中国石油大学(华东) | Environment-friendly high-temperature-resistant shale inhibitor for water-based drilling fluid and preparation method thereof |
| CN111574972B (en) * | 2020-06-19 | 2021-01-26 | 中国石油大学(华东) | Environment-friendly high-temperature-resistant shale inhibitor for water-based drilling fluid and preparation method thereof |
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Application publication date: 20150909 |