CN105536638B - A kind of CO2/N2With the preparation method of light double stimuli responsive worm micelle volume - Google Patents
A kind of CO2/N2With the preparation method of light double stimuli responsive worm micelle volume Download PDFInfo
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- CN105536638B CN105536638B CN201510953371.6A CN201510953371A CN105536638B CN 105536638 B CN105536638 B CN 105536638B CN 201510953371 A CN201510953371 A CN 201510953371A CN 105536638 B CN105536638 B CN 105536638B
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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Abstract
The present invention relates to a kind of CO2/N2With the preparation method of light double stimuli responsive worm micelle volume, belong to Colloid and interface chemistry field.Worm micelle volume of the present invention, is being passed through CO2When, the tertiary amine in system forms bicarbonate cationic surface active agent, promotes the generation of worm micella, is passed through N2Afterwards, bicarbonate decomposes, and causes worm micella to decompose；Under conditions of illumination, cis-trans isomerism change occurs for the double bond in the organic anion salt in system, causes worm micella to decompose, therefore the system has CO2/N2Light stimuli-responsive.
Description
(1) technical field
The present invention relates to a kind of CO2/N2With the preparation method of light double stimuli responsive type worm micelle volume, belong to colloid
With surface chemistry field.
(2) background technology surfactant in the solution can micella, vesica, liquid crystal etc. are a variety of to be had by being self-assembly of
Sequence structure.Control and the application for changing the clustered pattern Surfactant of surfactant in the solution have important meaning
Justice.Vermiculate glues, refer to have the surfactant of specific structure under certain condition, in the solution through self assembly by spherical
Micella one-dimensional increases formed flexible bar-shaped or cylindrical micellar along non axial.Worm micella is mutually wound, and is formed instantaneous three-dimensional
Network structure, macroscopically show the viscoplasticity similar to polymer solution.
So-called environmental stimulus response type worm-like micelle systems refer to macro property (surface tension, aggregated forms) with outer
The minor variations of boundary's environmental condition (temperature, light, pH, electric field, electrolyte concentration) and the micelle volume substantially changed occurs, be intelligence
The important component of energy type colloidal materials and soft material.Have emphatically in numerous areas such as cosmetics, bioengineering, drug deliveries
It is worth.
The current existing many document reports of the research about environmental response type worm micella, mainly with independent response type worm
Based on micella, the research report of few double stimuli responsive type worm micellas.CO2/N2Will not be to light both outside stimulus
System introduces the material for being difficult to remove, and repeatedly circulation can be achieved.Cetyl trimethylammonium bromide and cinnamic acid are cheap, letter
Singly it is easy to get, both have response at stimulation of the mixed system to light, the change in physical of macroscopic view can be achieved, in the base of this system
A small amount of tertiary amine is introduced on plinth, not only system is added to CO2/N2Response, while the viscosity of system increases considerably.
(3) content of the invention
The present invention relates to a kind of environmental stimulus to respond worm micelle volume, to CO2/N2And photaesthesia, there is certain response
Property.
A kind of preparation method of CO2/N2 and light double stimuli responsive worm micelle volume, comprises the following steps：
(1) preparation of mother liquor
Prepare organic anion salt mother liquor；
(2) preparation of cetyl trimethylammonium bromide/organic anion salt/tertiary amine system
Cetyl trimethylammonium bromide and tertiary amine are weighed respectively and adds the mixing of organic anion salting liquid, are passed through after mixing
Heating stirring is completely dissolved cetyl trimethylammonium bromide, and is placed in 25 DEG C of water-baths and stands；
(3)CO2/N2With the preparation of light double stimuli responsive worm micella
By CO2Cetyl trimethylammonium bromide/organic anion salt/tertiary amine body obtained by being passed into step (2)
In system, system has obtained CO after becoming clear2/N2With light double stimuli responsive worm micella；
(4)CO2/N2With the decomposition of light double stimuli responsive worm micella
By the CO obtained by step (3)2/N2With light double stimuli responsive worm micella heating stirring and be passed through N2Drive CO away2Or
By the CO obtained by step (3)2/N2Irradiated with light double stimuli responsive worm micella under uviol lamp, you can make worm micella point
Solution.
Further, the organic anion salt in the step (1) is one of following：Sodium cinnamate, p-Coumaric Acid sodium,
O-methoxycinnamate sodium, o-hydroxy cinnamic acid sodium, a hydroxycinnamic acid sodium.
Further, the alkyl of the tertiary amine described in the step (2) is C6~C18Straight or branched, saturation or unsaturation,
Contain or not contain the single long-chain or double long-chain alkyl of aromatic rings：Such as：Dodecyl Dimethyl Amine, hexadecyldimethyl benzyl ammonium uncle
Amine, octadecyldimethyl tertiary amine etc..
Further, organic anion salt molar concentration is all 50mmol/L in the step (2), and tertiary amine molar concentration is all
30mmol/L, the molar concentration of cetyl trimethylammonium bromide is 30~120mmol/L.
Further, the CO described in the step (3)2Mode is passed through using being bubbled into, be passed through the time for 1~
200min。
Further, the N described in the step (4)2Mode is passed through using being bubbled into, it is 5~10min to be passed through the time,
Heating-up temperature is 50~70 DEG C.
Further, the uviol lamp wavelength described in the step (4) is 270nm, and irradiation time is 0.1~6h.
Beneficial effects of the present invention：
CO proposed by the present invention2/N2With the preparation method of light double stimuli responsive worm micella, raw material composition is simple, price
Cheap, the worm micella viscosity of formation is big, to CO2/N2And photaesthesia, have certain response can only, medicine release lead
Domain has very big potentiality.
(4) illustrate
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used needed for technology description to be briefly described.
Accompanying drawing 1 is to be passed through CO2Relation between the shear viscosity and shear rate of system afterwards；
Accompanying drawing 2 is to be passed through CO2The relation of the storage modulus of system afterwards, loss modulus and angular frequency；
Accompanying drawing 3 is heating stirring and is passed through N2Relation between the shear viscosity and shear rate of system afterwards；
Relation of the accompanying drawing 4 between the shear viscosity and shear rate of system after illumination；
Accompanying drawing 5 is the relation of the storage modulus of system after illumination, loss modulus and angular frequency；
Accompanying drawing 6 is the CO of vermiculate glues2/N2With light stimuli-responsive schematic diagram, wherein a is to be passed through CO2, b is logical
Enter N2, c is ultraviolet light.
(5) embodiment
Embodiment 1
A kind of CO2/N2With the preparation method of light double stimuli responsive worm micelle volume, it is characterised in that including following step
Suddenly：
(1) preparation of mother liquor
Prepare sodium cinnamate mother liquor；
(2) preparation of cetyl trimethylammonium bromide/sodium cinnamate/hexadecyldimethyl benzyl ammonium tertiary amine system
Cetyl trimethylammonium bromide and hexadecyldimethyl benzyl ammonium tertiary amine are weighed respectively and adds sodium cinnamate solution mixes
Close, wherein cetyl trimethylammonium bromide molar concentration is 50mmol/L, and hexadecyldimethyl benzyl ammonium tertiary amine molar concentration is
30mmol/L, sodium cinnamate molar concentration are 50mmol/L.Make cetyl trimethylammonium bromide complete through heating stirring after mixing
Fully dissolved, and be placed in 25 DEG C of water-baths and stand；
(3)CO2/N2With the preparation of light double stimuli responsive worm micella
By CO2It is passed into the cetyl trimethylammonium bromide/sodium cinnamate/etradecyldimethylamine obtained in step (2)
In base tertiary amine system, system has obtained CO after becoming clear2/N2With light double stimuli responsive worm micella.Cut accordingly
The relation for cutting viscosity and shear rate is shown in accompanying drawing 1, storage modulus, and the relation of loss modulus and angular frequency is shown in accompanying drawing 2；
(4)CO2/N2With the decomposition of light double stimuli responsive worm micella
By the CO obtained by step (3)2/N2With light double stimuli responsive worm micella heating stirring and be passed through N2Drive CO away2Or
By the CO obtained by step (3)2/N2Irradiated with light double stimuli responsive worm micella under uviol lamp, you can make worm micella point
Solution.Logical N2The relation of corresponding shear viscosity and shear rate is shown in accompanying drawing 3 afterwards, corresponding shear viscosity and shear rate after illumination
Relation see accompanying drawing 4.
Claims (4)
- A kind of 1. CO2/N2With the preparation method of light double stimuli responsive worm micelle volume, it is characterised in that including following step Suddenly：(1) preparation of mother liquorPrepare sodium cinnamate mother liquor；(2) preparation of cetyl trimethylammonium bromide/sodium cinnamate/hexadecyldimethyl benzyl ammonium tertiary amine systemCetyl trimethylammonium bromide and hexadecyldimethyl benzyl ammonium tertiary amine are weighed respectively and add the mixing of sodium cinnamate solution, its Middle cetyl trimethylammonium bromide molar concentration is 50mmol/L, and hexadecyldimethyl benzyl ammonium tertiary amine molar concentration is 30mmol/ L, sodium cinnamate molar concentration are 50mmol/L；Cetyl trimethylammonium bromide is completely dissolved after mixing through heating stirring, And it is placed in 25 DEG C of water-baths and stands；(3)CO2/N2With the preparation of light double stimuli responsive worm micellaBy CO2It is passed into the cetyl trimethylammonium bromide/sodium cinnamate/hexadecyldimethyl benzyl ammonium tertiary amine obtained in step (2) In system, system has obtained CO after becoming clear2/N2With light double stimuli responsive worm micella；(4)CO2/N2With the decomposition of light double stimuli responsive worm micellaBy the CO obtained by step (3)2/N2With light double stimuli responsive worm micella heating stirring and be passed through N2Drive CO away2Or will step Suddenly the CO obtained by (3)2/N2Irradiated with light double stimuli responsive worm micella under uviol lamp, you can decompose worm micella.
- 2. CO according to claim 12/N2With the preparation method of light double stimuli responsive worm micelle volume, its feature exists In：CO described in the step (3)2Mode is passed through using being bubbled into, it is 1~200min to be passed through the time.
- 3. CO according to claim 12/N2With the preparation method of light double stimuli responsive worm micelle volume, its feature exists In：N described in the step (4)2Mode is passed through using being bubbled into, it is 5~10min to be passed through the time, heating-up temperature 50 ~70 DEG C.
- 4. CO according to claim 12/N2With the preparation method of light double stimuli responsive worm micelle volume, its feature exists In：Uviol lamp wavelength described in the step (4) is 270nm, and irradiation time is 0.1~6h.
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| CN106582433B (en) * | 2016-12-28 | 2018-12-21 | 中国石油大学(华东) | The preparation method of triple stimulation intelligent response type worm micelle volumes |
| CN113621357B (en) | 2020-05-08 | 2022-07-05 | 中国石油天然气股份有限公司 | Carbon dioxide response self-thickening intelligent fluid based on supermolecule self-assembly |
| CN112619568A (en) * | 2020-12-29 | 2021-04-09 | 江南大学 | Disulfide bond-containing multiple-stimulus response type worm micelle system and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302296A (en) * | 2008-06-03 | 2008-11-12 | 江南大学 | Preparation of amphiphilic copolymer self-assembled micelle wedding agent |
| CN103341338A (en) * | 2013-07-22 | 2013-10-09 | 武汉大学 | PH sensitive-type single-chain surfactants as well as synthetic method thereof |
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2015
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302296A (en) * | 2008-06-03 | 2008-11-12 | 江南大学 | Preparation of amphiphilic copolymer self-assembled micelle wedding agent |
| CN103341338A (en) * | 2013-07-22 | 2013-10-09 | 武汉大学 | PH sensitive-type single-chain surfactants as well as synthetic method thereof |
Non-Patent Citations (2)
| Title |
|---|
| CTAB/DMAS水溶液形成的光敏性蠕虫状胶束;耿培培等;《中国化学会第29届学术年会摘要集-第26分会：胶体与界面》;20140804;第1页 * |
| Smart use of tertiary amine to design CO2 triggered viscoelastic fluids;Yongmin Zhang，et al.;《Colloid Polymer Science》;20041015;第293卷;第357-367页 * |
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