CN103881774B - A kind of additive stablizing liquid hydrocarbon oil - Google Patents
A kind of additive stablizing liquid hydrocarbon oil Download PDFInfo
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- CN103881774B CN103881774B CN201210562029.XA CN201210562029A CN103881774B CN 103881774 B CN103881774 B CN 103881774B CN 201210562029 A CN201210562029 A CN 201210562029A CN 103881774 B CN103881774 B CN 103881774B
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Abstract
The invention discloses a kind of additive stablizing liquid hydrocarbon oil, it is characterized in that the dipropylene glycol containing at least one in polyepoxy sodium succinate, sodium diacetate, Glycine sodium, sodium tartrate and natrium malicum of the isothiazolinone derivatives of 1～6% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 0.5～2% weight, 0.5～2% weight, the magnesium salt of 2～10% weight, the water of 5～15% weight and 65～90% weight. The present invention is without heavy metal particularly not copper ions, not only environmental protection, and has thoroughly stopped the copper ion corrosion to system equipment, and its sterilization speed is fast, and bacteriostasis is higher, and action time is of a specified duration.
Description
Technical field
The present invention is about a kind of additive stablizing liquid hydrocarbon oil.
Background technology
In liquid hydrocarbon oil material, add isothiazolinone derivatives CMIT/MIT mixture as liquid hydrocarbon oil Biocidal algae-killing agent, generally need to add 2～4 ‰ copper nitrates are as stabilizer, its major drawbacks is in that the rough sledding such as electrochemical corrosion, breakdown of emulsion, and copper ion is heavy metal, it is discharged in environment and can cause pollution.
Summary of the invention
The present invention be directed to the deficiencies in the prior art, it is provided that the additive of the stable liquid hydrocarbon oil of a kind of isothiazolone-containing being different from prior art.
Inventor finds through great many of experiments, when with the bromo-2-nitro-1 of 2-, during at least one mixture that ammediol is auxiliary agent, add in polyepoxy sodium succinate, sodium diacetate, Glycine sodium, sodium tartrate and natrium malicum with special ratios, divalent inorganic mantoquita need not be added, the effect of stable liquid hydrocarbon oil can be played. The present invention is obtained based on this.
Therefore, the additive stablizing liquid hydrocarbon oil provided by the invention, it is characterized in that the isothiazolinone derivatives containing 1～6% weight, the 2-bromine 2-nitro-1 of 0.5～2% weight, ammediol, 0.5～2% weight is selected from polyepoxy sodium succinate, sodium diacetate, Glycine sodium, at least one in sodium tartrate and natrium malicum, the magnesium salt of 2～10% weight, the water of 5～15% weight and the dipropylene glycol of 65～90% weight, wherein, described isothiazolinone derivatives is the mixture of CMIT and MIT.
The additive stablizing liquid hydrocarbon oil provided by the invention, with isothiazolinone derivatives weighing scale, in liquid hydrocarbon oil, adding proportion is 1～15ppm.
Liquid hydrocarbon oil additive provided by the invention, has an advantage in that:
(1) without heavy metal particularly not copper ions, not only environmental protection in stabilizer, and the copper ion corrosion to system equipment has thoroughly been stopped.
(2) sterilization speed is faster, compensate for old product onset not enough slowly; Bacteriostasis is higher, and action time is more of a specified duration.
Detailed description of the invention
In the present invention, described liquid hydrocarbon oil, including various fuel oils, such as gasoline engine oil, Aviation Fuel, diesel engine oil, kerosene etc., it is also possible to include petroleum oil. Additive provided by the invention, can kill except the microorganism in the liquid hydrocarbon oil system being contaminated, and protects liquid hydrocarbon oil invasion from microorganism pollution in for a long time. The additive of the present invention, it is possible to be applied in the system of multiple use liquid hydrocarbon oil, in such as storage tank, tubing or engine system.
The additive stablizing liquid hydrocarbon oil provided by the invention, it is characterized in that the 2-bromine 2-nitro-1 containing the isothiazolinone derivatives of 1～6% weight, 0.5～2% weight, the dipropylene glycol of at least one in polyepoxy sodium succinate, sodium diacetate, Glycine sodium, sodium tartrate and natrium malicum of ammediol, 0.5～2% weight, the magnesium salt of 2～10% weight, the water of 5～15% weight and 65～90% weight, wherein, described isothiazolinone derivatives is the mixture of CMIT and MIT
Additive provided by the invention, wherein, in described isothiazolinone derivatives, the part by weight of CMIT and MIT is preferably 2～4:1, in preferred embodiment, in described isothiazolinone derivatives, the part by weight of CMIT and MIT is 3:1.
In one preferred embodiment of the present invention, additive is selected from least one in polyepoxy sodium succinate, sodium diacetate, Glycine sodium, sodium tartrate and natrium malicum, the magnesium salt of 3～10% weight, the water of 5～15% weight and the dipropylene glycol of 65～90% weight is formed by the isothiazolinone derivatives of 1～6% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 0.5～2% weight, 0.5～2% weight.
In one further preferred embodiment of the present invention, additive is made up of the isothiazolinone derivatives of 1～4% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 0.5～2% weight, the sodium diacetate of 0.5～2% weight, the magnesium salt of 3～8% weight, the water of 5～12% weight and the dipropylene glycol of 72～90% weight.
In one embodiment of the invention, 2-bromine 2-nitro-1, the part by weight of ammediol and sodium diacetate is 0.95～1.05:1, in the most preferred embodiment, the part by weight of 2-bromine 2-nitro-1,3-propylene glycol and sodium diacetate is 1:1, in above-mentioned the most preferred embodiment, described additive possibly together with the isothiazolinone derivatives of 1.5% weight, the dipropylene glycol of the magnesium salt of 5.5% weight, the water of 8% weight and 83% weight. Additive under this composition, its fungi-proofing synergistic effect that sterilizes is best, and compared with the additive of conventional isothiazolone-containing derivant, the sterilization speed time fast, antibacterial is long.
Magnesium salt described in the present invention is familiar with by those skilled in the art, and common magnesium salt is magnesium nitrate and/or magnesium chloride, and the present invention is to it and has no special requirements.
Additive provided by the invention, with isothiazolinone derivatives weighing scale, in liquid hydrocarbon oil, adding proportion is 1～15ppm. When it is rendered in the liquid hydrocarbon oil tank that comparison is dirty as strong fungicide time, its injected volume should be more, such as at 5～10ppm, if and when rendering in the liquid hydrocarbon oil tank that comparison is clean as anti-microbial inoculum, its injected volume can be less, and input ratio can play, at 1～10ppm, the effect that prophylaxis of microbial generates.
The invention will be further described by the examples below, but content not thereby limiting the invention.
In an embodiment, 2-bromine 2-nitro-1,3-propylene glycol is Yan Lin chemical plant, Taicang City, Jiangsu Province product, purity 99%; Polyepoxy sodium succinate (PESA) is Shandong Rui Aite Chemical Co., Ltd. product, solid content 40%; Glycine sodium is Chengdu bass spy reagent company limited product, purity > 98%; Sodium tartrate is Beijing coupling Science and Technology Ltd. product, purity > 98%; Natrium malicum is lark prestige Science and Technology Ltd. product, purity > 99%; Sodium diacetate is the abundant Chemical Co., Ltd. in Shanghai, purity > 98%; Dipropylene glycol is Chemical Co., Ltd. of line Dingtian product.
Embodiment 1
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is by the 2-bromine 2-nitro-1 of the isothiazolinone derivatives (the part by weight 2.55:1 of CMIT and MIT) of 2% weight, 1% weight, ammediol, 1% weight sodium diacetate, the magnesium salt of 4% weight, the water of 10% weight and the dipropylene glycol of 82% weight form, additive numbering Y1.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y1 according to the injected volume 10ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 200 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 160, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 2
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is by the 2-bromine 2-nitro-1 of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 1.5% weight, 1% weight, ammediol, 1% weight sodium diacetate, the magnesium salt of 5.5% weight, the water of 8% weight and the dipropylene glycol of 83% weight form, additive numbering Y2.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y2 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 5000 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit, it is 50 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, 48 hours levels of pollution are every milliliter of bacterium colony unit is 0, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 3
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is by the 2-bromine 2-nitro-1 of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 1.5% weight, 0.8% weight, ammediol, 1.7% weight sodium diacetate, the magnesium salt of 5% weight, the water of 8% weight and the dipropylene glycol of 83% weight form. Additive numbering Y3.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y3 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.2 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 220 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 180, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 4
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is by the 2-bromine 2-nitro-1 of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 2.5% weight, 0.5% weight, ammediol, 1.5% weight sodium diacetate, the magnesium salt of 5% weight, the water of 15% weight and the dipropylene glycol of 75.5% weight form, additive numbering Y4.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y4 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 200 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 170, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 5
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is by the 2-bromine 2-nitro-1 of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 2.5% weight, 1.5% weight, ammediol, 1.5% weight sodium diacetate, the magnesium salt of 4.5% weight, the water of 5% weight and the dipropylene glycol of 85% weight form. Additive numbering Y5.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y5 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 200 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 180, and it is 50 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, it is 0 that 96 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 6
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is made up of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 1% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 2% weight, 2% weight sodium diacetate, the magnesium salt of 5% weight, the water of 8% weight and the dipropylene glycol of 82% weight. Additive numbering Y6.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y6 according to the injected volume 15ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 300 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 210, and it is 100 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, it is 0 that 96 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 7
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is made up of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 5% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 1.5% weight, 1.5% weight sodium diacetate, the magnesium salt of 10% weight, the water of 7% weight and the dipropylene glycol of 75% weight. Additive numbering Y7.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y7 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 6000 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit, it is 100 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 50, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, it is 0 that 96 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 8
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is made up of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 2% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 1.5% weight, 1.5% weight sodium diacetate, the magnesium salt of 6% weight, the water of 8% weight and the dipropylene glycol of 81% weight. Additive numbering Y8.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y8 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 300 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 200, and it is 50 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, it is 0 that 96 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 9
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is made up of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 1.5% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 0.5% weight, 0.5% weight sodium diacetate, the magnesium salt of 3.5% weight, the water of 5% weight and the dipropylene glycol of 89% weight. Additive numbering Y9.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y9 according to the injected volume 10ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 250 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 160, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Embodiment 10
This example demonstrates that additive provided by the invention.
The additive of the present embodiment is made up of the isothiazolinone derivatives (the part by weight 3:1 of CMIT and MIT) of 2% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 1.2% weight, 1.8% weight sodium diacetate, the magnesium salt of 4% weight, the water of 6% weight and the dipropylene glycol of 85% weight. Additive numbering Y10.
In aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by sample Y10 according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 1.0 × 10 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit4Individual, it is 300 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, and 48 hours levels of pollution are every milliliter of bacterium colony unit is 160, and it is 50 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, it is 0 that 96 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Comparative example 1
This comparative example illustrates KATHONFP1.5 antibacterial effect in aviation fuel storage tank.
Identical with embodiment 2, in aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by KATHONFP1.5 antibacterial according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 8000 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit, it is 300 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, 48 hours levels of pollution are every milliliter of bacterium colony unit is 160, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Comparative example 2
This comparative example illustrates Bance-406 isothiazolinone disinfecting agent (commercially available prod, speed century water of nation processes Science and Technology Ltd.) bactericidal effect in aviation fuel storage tank.
Identical with embodiment 2, in aviation fuel storage tank, microorganism initial contamination level is every milliliter of bacterium colony unit is 1.7 × 105Individual, by Bance-406 antibacterial according to the injected volume 5ppm in isothiazolinone derivatives, add in aviation fuel storage tank, it is 8500 that 5 hours levels of pollution are reduced to every milliliter of bacterium colony unit, it is 600 that 24 hours levels of pollution reduce to every milliliter of bacterium colony unit, 48 hours levels of pollution are every milliliter of bacterium colony unit is 270, and it is 0 that 72 hours levels of pollution reduce to every milliliter of bacterium colony unit, and can remain to 4 time-of-weeks.
Claims (8)
1. the additive stablizing liquid hydrocarbon oil, it is characterized in that this additive isothiazolinone derivatives by 1～6% weight, the 2-bromine 2-nitro-1 of 0.5～2% weight, ammediol, 0.5～2% weight is selected from polyepoxy sodium succinate, sodium diacetate, Glycine sodium, at least one in sodium tartrate and natrium malicum, the magnesium salt of 2～10% weight, the water of 5～15% weight and the dipropylene glycol composition of 65～90% weight, wherein, described isothiazolinone derivatives is part by weight is the mixture of the CMIT of 2～4:1 and MIT.
2. according to the additive of claim 1, it is characterized in that this additive is made up of the isothiazolinone derivatives of 1～4% weight, the 2-bromine 2-nitro-1,3-propylene glycol of 0.5～2% weight, the sodium diacetate of 0.5～2% weight, the magnesium salt of 3～8% weight, the water of 5～12% weight and the dipropylene glycol of 72～90% weight.
3. according to the additive of claim 1, it is characterised in that described isothiazolinone derivatives is part by weight is the mixture of the CMIT of 3:1 and MIT.
4. according to the additive of claim 2, wherein, 2-bromine 2-nitro-1,3-propylene glycol is 0.95～1.05:1 with the part by weight of sodium diacetate.
5. the part by weight of according to the additive of claim 4, wherein, described 2-bromo-2-nitro-1,3-propylene glycol and sodium diacetate is 1:1.
6. according to the additive of claim 5, it is characterised in that possibly together with the isothiazolinone derivatives of 1.5% weight, the dipropylene glycol of the magnesium salt of 5.5% weight, the water of 8% weight and 83% weight.
7. the application process of the additive of claim 1～6, with isothiazolinone derivatives weighing scale, in liquid hydrocarbon oil, adding proportion is 1～15ppm.
8., according to the application process of claim 7, described additive application is in storage tank, tubing or engine system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210562029.XA CN103881774B (en) | 2012-12-23 | 2012-12-23 | A kind of additive stablizing liquid hydrocarbon oil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210562029.XA CN103881774B (en) | 2012-12-23 | 2012-12-23 | A kind of additive stablizing liquid hydrocarbon oil |
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| CN103881774A CN103881774A (en) | 2014-06-25 |
| CN103881774B true CN103881774B (en) | 2016-06-15 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1193344A (en) * | 1995-06-02 | 1998-09-16 | 植物细胞技术公司 | Compositions and methods to prevent microbial contamination of plant tissue culture media |
| CN1883262A (en) * | 2006-06-23 | 2006-12-27 | 浙江大学 | Cut flower withering inhibitor and method for preparing same |
| CN101868150A (en) * | 2007-10-25 | 2010-10-20 | 朗盛德国有限责任公司 | Stable, synergistic mixtures |
| CN102783695A (en) * | 2012-08-27 | 2012-11-21 | 唐洪权 | Safety and efficient compound food preservative |
-
2012
- 2012-12-23 CN CN201210562029.XA patent/CN103881774B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1193344A (en) * | 1995-06-02 | 1998-09-16 | 植物细胞技术公司 | Compositions and methods to prevent microbial contamination of plant tissue culture media |
| CN1883262A (en) * | 2006-06-23 | 2006-12-27 | 浙江大学 | Cut flower withering inhibitor and method for preparing same |
| CN101868150A (en) * | 2007-10-25 | 2010-10-20 | 朗盛德国有限责任公司 | Stable, synergistic mixtures |
| CN102783695A (en) * | 2012-08-27 | 2012-11-21 | 唐洪权 | Safety and efficient compound food preservative |
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