CN104232353A - Composite surfactant and application thereof - Google Patents
Composite surfactant and application thereof Download PDFInfo
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- CN104232353A CN104232353A CN201410365251.XA CN201410365251A CN104232353A CN 104232353 A CN104232353 A CN 104232353A CN 201410365251 A CN201410365251 A CN 201410365251A CN 104232353 A CN104232353 A CN 104232353A
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- surfactant
- fluorocarbon
- fluorocarbon surfactant
- water
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- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
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Abstract
The invention discloses a composite surfactant, comprising a hydrogenated surfactant, and two fluorocarbon surfactants, namely a fluorocarbon surfactant A and a fluorocarbon surfactant B, wherein the weight ratio of the fluorocarbon surfactant A to the fluorocarbon surfactant B is MA:MB= (1-10) to (1-10); the effective dosage of the fluorocarbon surfactant A and the fluorocarbon surfactant B in water is 0.001-0.5% (mass fraction); the weight ratio of the fluorocarbon surfactant A and the fluorocarbon surfactant B to the hydrogenated surfactant is (MA+MB):MH= 1 to (3-40); and the effective dosage of the fluorocarbon surfactants in water is 0.05-5% (mass fraction). The invention also discloses an application of the composite surfactant. According to the composite surfactant, the surface tension and the interfacial tension of water can be significantly reduced.
Description
Technical field
The present invention relates to tensio-active agent and applied technical field thereof, refer in particular to a kind of combined surfactant and application thereof.
Background technology
Fc-surfactant is hydrogen moiety in conventional surfactants (hc-surfactant) molecule hydrocarbon chain or all replaces the class tensio-active agent formed with fluorine atom, it is the class that in tensio-active agent, surfactivity is higher, one of its most outstanding character is the surface tension of water to be dropped to very low, so that the aqueous solution can become water membrane in pasta upper berth spread.The fc-surfactant aqueous solution of the described moisture film that can become in pasta upper berth spread is commonly called as " light-water ".If " light-water " is made foam, be aqueous film-forming foam extinguishing agent.
Therefore, fc-surfactant is often applied to fire foam and washing composition etc., if publication number is that CN1759905A discloses a kind of aqueous film-forming foam extinguishing agent, comprise fc-surfactant, hc-surfactant and water, the effect of wherein said fc-surfactant and hc-surfactant is the surface tension reducing water.
But find in a large amount of uses practice, be used alone a kind of fc-surfactant and mix with hc-surfactant, not significantly, be further improved, this case produces thus for the surface tension of its reduction water and the effect of interfacial tension.
Summary of the invention
The object of the present invention is to provide a kind of combined surfactant and application thereof, significantly to reduce surface tension and the interfacial tension of water.
For reaching above-mentioned purpose, solution of the present invention is:
A kind of combined surfactant, comprises hc-surfactant and fluorocarbon surfactant A and fluorocarbon surfactant B two kinds of fluorocarbon surfactants; Fluorocarbon surfactant A and fluorocarbon surfactant B weight ratio are M
a: M
b=1-10:1-10; The general molecular formula of fluorocarbon surfactant A and fluorocarbon surfactant B is:
Wherein, R
ffor carbonatoms is the alkyl of 6-18, the H(hydrogen on it) atom is by F(fluorine) atomic component or replace completely; R
1and R
2for H(hydrogen) or CH
3; K is N(nitrogen) or P(phosphorus) or S(sulphur); Q is (CH
2) n, n=1-3 or CH
2cH (OH) CH
2; P
-for COO
-, SO
3 -, HPO
4 -, OSO
3 -or OSO
2 -; Fluorocarbon surfactant A and the effective level of fluorocarbon surfactant B in water are 0.001-0.5%(massfraction); Weight ratio (the M of fluorocarbon surfactant A and fluorocarbon surfactant B and hc-surfactant
a+ M
b): M
h=1:3-40; The effective level of hc-surfactant in water is 0.05-5%(massfraction).
Further, described hc-surfactant is alkyl glycoside, and general molecular formula is:
Wherein, R is the saturated alkyl of C6-C18, and n is mean polymerisation degree, n=1,2,3 ...
The application of described combined surfactant in fire foam.
The application of described combined surfactant in washing composition.
Combined surfactant of the present invention has the effect of synergy, the experiment proved that, under identical application concentration, fluorocarbon surfactant A fluorocarbon surfactant B and APG with the use of, to use than independent A and APG or separately B and APG use, significantly can reduce surface tension and the interfacial tension of water, this combined surfactant can be used as the additive in fire foam.
Embodiment
Combined surfactant of the present invention has the effect of synergy, the experiment proved that, under identical application concentration, fluorocarbon surfactant A fluorocarbon surfactant B and APG with the use of, to use than independent A and APG or separately B and APG use, significantly can reduce the surface tension of water and the APG of interfacial tension same concentrations fluoro-carbon surface active and same concentrations, the effect of the composite use of A and B is as follows:
| ? | A | B | A+B |
| Surface tension/(mN/m) | 19.6 | 20.2 | 16.5 |
| Interfacial tension/(mN/m) | 2.1 | 1.9 | 1.5 |
Below in conjunction with specific embodiment, the present invention is described in detail.
embodiment one
Take 2.5% fluorocarbon surfactant A by weight percentage respectively, 1.5% fluorocarbon surfactant B, 30% APG C08-14,2% Sodium Benzoate, 3% urea, 15% ethylene glycol, 1% trolamine, 5% tripoly phosphate sodium STPP, 1% Xylo-Mucine, 2%EDTA, surplus is water.Fluorocarbon surfactant A can be Du Pont F1157N, and fluorocarbon surfactant B can be wuhan yangtze river fluorine Science and Technology Ltd. FC-006.
First fluorocarbon surfactant A, fluorocarbon surfactant B and APG C08-14 are mixed, obtain mixture.Urea, Sodium Benzoate, tripoly phosphate sodium STPP, ethylene glycol, trolamine, EDTA and Xylo-Mucine is added respectively in water, stirring makes it dissolve, add described mixture again, then through operations such as shearing, emulsification, quiet molten, chelating, filtrations, obtain fire foam, this fire-fighting medium in mass ratio 6:94 mixes with water, can be filling in flash arrestor, or spray use, for putting out category-A and category-B fire through frothing machine.
embodiment two
Take 2% fluorocarbon surfactant A by weight percentage respectively, 2.5% fluorocarbon surfactant B, 40% APG C08-10,4% urea, 10% ethylene glycol, 0.5% trolamine, 8% tripoly phosphate sodium STPP, 0.4% xanthan gum, 1% sodium alginate, 2.5%EDTA, surplus is water.Fluorocarbon surfactant A can be the coloured Chenzhou fluorine chemistry company limited in Hunan FS-1540, fluorocarbon surfactant B can be Shanghai Xiu Mei novel material Science and Technology Ltd. XMF-202.
First fluorocarbon surfactant A, fluorocarbon surfactant B and APG C08-10 are mixed, obtain mixture.Urea, tripoly phosphate sodium STPP, ethylene glycol, trolamine, EDTA, sodium alginate and xanthan gum is added respectively in water, stirring makes it dissolve, add described mixture again, then through operations such as shearing, emulsification, quiet molten, chelating, filtrations, obtain fire foam, this fire-fighting medium in mass ratio 3:97 mixes with water, can be filling in flash arrestor, or spray use, for putting out category-A and category-B fire through frothing machine.
embodiment three
Take 1.5% fluorocarbon surfactant A by weight percentage respectively, 4.5% fluorocarbon surfactant B, 60% APG C08-10,3% urea, 5% ethylene glycol, 1% trolamine, 1% Xylo-Mucine, 0.5% xanthan gum, 2%EDTA, surplus is water.Fluorocarbon surfactant A can be Shanghai Jiu Shicheng Chemical Co., Ltd. Ee607, and fluorocarbon surfactant B can be Du Pont F1157.
First fluorocarbon surfactant A, fluorocarbon surfactant B and APG C08-10 are mixed, obtain mixture.Urea, ethylene glycol, trolamine, EDTA, Xylo-Mucine and xanthan gum is added respectively in water, stirring makes it dissolve, add described mixture again, then through operations such as shearing, emulsification, quiet molten, chelating, filtrations, obtain fire foam, this fire-fighting medium in mass ratio 1:99 mixes with water, can be filling in flash arrestor, or spray use, for putting out category-A and category-B fire through frothing machine.
Combined surfactant of the present invention, as the additive of fire foam, can make glassware for drinking water have extremely low surface tension and interfacial tension, and have superior foam performance.Gained fire-fighting medium product presses GB 15308-2006 standard test, and its index is as follows:
| Test item | Embodiment one | Embodiment two | Embodiment three |
| Surface tension/(mN/m) | 18.3 | 17.5 | 17.8 |
| Interfacial tension/(mN/m) | 1.8 | 1.8 | 1.7 |
| Foam expansion/doubly | 7.9 | 8.6 | 6.5 |
This combined surfactant can be used as the additive in washing composition:
embodiment four
Take 0.1% fluorocarbon surfactant A by weight percentage respectively, 0.4% fluorocarbon surfactant B, 10% APG C12-14,5% sodium carbonate, 6% tetrasodium pyrophosphate, 3% ethylene glycol, 0.5% Xylo-Mucine, 75% water.Appropriate essence and pigment.Fluorocarbon surfactant A can be the coloured Chenzhou fluorine chemistry company limited in Hunan FS-1425, and fluorocarbon surfactant B can be Du Pont F1157.
Xylo-Mucine, tetrasodium pyrophosphate and sodium carbonate are dissolved in water, then add ethylene glycol, fluorocarbon surfactant A, fluorocarbon surfactant B and APG C12-14 successively, finally add essence and pigment, stir, obtain product, can be used as clothes detergent.
embodiment five
Take 0.2% fluorocarbon surfactant A by weight percentage respectively, 0.1% fluorocarbon surfactant B, 8% APG C12-14,3% Sodium Benzoate, 5% lauroyl amido CAB, 5% tertiary sodium phosphate, 0.7% Xylo-Mucine, 2% hydrogen peroxide, 78% water.Appropriate essence and pigment.Fluorocarbon surfactant A can be the coloured Chenzhou fluorine chemistry company limited in Hunan FS-1425, and fluorocarbon surfactant B can be Du Pont F1157N.
Xylo-Mucine, tertiary sodium phosphate are dissolved in water, then Sodium Benzoate is added successively, lauroyl amido CAB, hydrogen peroxide, fluorocarbon surfactant A, fluorocarbon surfactant B and APG C12-14, finally add essence and pigment, stir, obtain product, can be used as Liquid soap or washing clean-out system.
Claims (4)
1. a combined surfactant, is characterized in that: comprise hc-surfactant and fluorocarbon surfactant A and fluorocarbon surfactant B two kinds of fluorocarbon surfactants; Fluorocarbon surfactant A and fluorocarbon surfactant B weight ratio are M
a: M
b=1-10:1-10; The general molecular formula of fluorocarbon surfactant A and fluorocarbon surfactant B is:
Wherein, R
ffor carbonatoms is the alkyl of 6-18, the H atom on it is partially or completely replaced by F atom; R
1and R
2for H or CH
3; K is N or P or S; Q is (CH
2) n, n=1-3 or CH
2cH (OH) CH
2; P
-for COO
-, SO
3 -, HPO
4 -, OSO
3 -or OSO
2 -; Fluorocarbon surfactant A and the effective level of fluorocarbon surfactant B in water are 0.001-0.5%; Weight ratio (the M of fluorocarbon surfactant A and fluorocarbon surfactant B and hc-surfactant
a+ M
b): M
h=1:3-40; The effective level of hc-surfactant in water is 0.05-5%.
2. a kind of combined surfactant as claimed in claim 1, is characterized in that: described hc-surfactant is alkyl glycoside, and general molecular formula is:
Wherein, R is the saturated alkyl of C6-C18, and n is mean polymerisation degree, n=1,2,3 ...
3. an application for combined surfactant, is characterized in that: the application of combined surfactant in fire foam as claimed in claim 1 or 2.
4. an application for combined surfactant, is characterized in that: the application of combined surfactant in washing composition as claimed in claim 1 or 2.
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|---|---|---|---|
| CN201410365251.XA CN104232353A (en) | 2014-07-29 | 2014-07-29 | Composite surfactant and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410365251.XA CN104232353A (en) | 2014-07-29 | 2014-07-29 | Composite surfactant and application thereof |
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|---|---|
| CN104232353A true CN104232353A (en) | 2014-12-24 |
Family
ID=52221265
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688360A (en) * | 2015-10-29 | 2016-06-22 | 陈闽玲 | Class-A fire extinguishing agent |
| CN105688361A (en) * | 2015-10-29 | 2016-06-22 | 陈闽玲 | Fire extinguishing agent for fire of Class B |
| CN111607466A (en) * | 2020-07-03 | 2020-09-01 | 四川省宇环消防科技有限公司 | Fire extinguishing cleaning agent and preparation process thereof |
| WO2024117961A1 (en) * | 2022-12-01 | 2024-06-06 | Delaval Holding Ab | Surfactant and cleaning compositions |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284171A (en) * | 2011-07-06 | 2011-12-21 | 扬州江亚消防药剂有限公司 | Method for preparing cold-resistant and seawater-resistant aqueous filmforming foam extinguishing agent |
-
2014
- 2014-07-29 CN CN201410365251.XA patent/CN104232353A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284171A (en) * | 2011-07-06 | 2011-12-21 | 扬州江亚消防药剂有限公司 | Method for preparing cold-resistant and seawater-resistant aqueous filmforming foam extinguishing agent |
Non-Patent Citations (2)
| Title |
|---|
| 史鸿鑫: "《现代化学功能材料》", 31 August 2009, 化学工业出版社 * |
| 马清润等: "氟碳表面活性剂的合成及应用", 《河北工业科技》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688360A (en) * | 2015-10-29 | 2016-06-22 | 陈闽玲 | Class-A fire extinguishing agent |
| CN105688361A (en) * | 2015-10-29 | 2016-06-22 | 陈闽玲 | Fire extinguishing agent for fire of Class B |
| CN111607466A (en) * | 2020-07-03 | 2020-09-01 | 四川省宇环消防科技有限公司 | Fire extinguishing cleaning agent and preparation process thereof |
| WO2024117961A1 (en) * | 2022-12-01 | 2024-06-06 | Delaval Holding Ab | Surfactant and cleaning compositions |
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