CN101608386A - Method with the supercritical fluid extraction cloth grease - Google Patents
Method with the supercritical fluid extraction cloth grease Download PDFInfo
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- CN101608386A CN101608386A CNA2008101302234A CN200810130223A CN101608386A CN 101608386 A CN101608386 A CN 101608386A CN A2008101302234 A CNA2008101302234 A CN A2008101302234A CN 200810130223 A CN200810130223 A CN 200810130223A CN 101608386 A CN101608386 A CN 101608386A
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Abstract
The present invention is a kind of method with the supercritical fluid extraction cloth grease, and it comprises the following steps: and will treat that extracting cloth places an extraction cell body; One gas is injected an accumulator tank; With a frozen water machine this gas is lowered the temperature; With a pump this gas is compressed; Make it become supercritical fluid this gas heating with a hot water machine; And this supercritical fluid injected this extraction cell body, carry out the extraction of grease.Can reach the dustless cloth cleanliness factor of detecting real-time by said method, and this gas is recyclable to reach purpose of energy saving.
Description
Technical field
The invention relates to a kind of extracting process of cloth grease, refer in particular to a kind of method with the supercritical fluid extraction cloth grease.
Background technology
Tradition cloth, for example the clean mode of non-dust cloth is used interfacial agent and a large amount of water mostly, and except meeting caused the amount expense of water resource, the processing of follow-up interfacial agent and discharging will cause cost to increase and environmental pollution problems.
In addition, the clean mode of traditional non-dust cloth must be through just reaching clean effect after washing, the oven dry multiple operations such as (whole scalding), and so complicated step also can cause the increase of cost, really belongs to a fly in the ointment.
Summary of the invention
The object of the present invention is to provide a kind of method with the supercritical fluid extraction cloth grease, it is with supercritical fluid (Supercritical Fluid, be called for short SCF) clean non-dust cloth, do not use interfacial agent and water, avoidable cost increases and environmental pollution problems.
Another object of the present invention is to provide a kind of method with the supercritical fluid extraction cloth grease, it is with the clean non-dust cloth of supercritical fluid, this supercritical fluid can be via parameters such as regulation and control pressure, temperature, flow velocity, times to reach clean effect, and need can not reduce cost through oven dry (whole scalding) operation.
Another object of the present invention is to provide a kind of method with the supercritical fluid extraction cloth grease, it is with the clean non-dust cloth of supercritical fluid, and this supercritical fluid can reclaim, and also can reduce environmental pollution except that can reducing cost.
Another object of the present invention is to provide a kind of method with the supercritical fluid extraction cloth grease, it carries out the grease concentration detecting with the ultraviolet light detector, can record the oil content of extraction back extracting cloth in real time.
For achieving the above object, the method with the supercritical fluid extraction cloth grease of the present invention, it comprises the following steps:
To treat that extracting cloth places an extraction cell body;
One gas is injected an accumulator tank;
With a frozen water machine this gas is lowered the temperature;
With a pump this gas is compressed;
Make it become supercritical fluid this gas heating with a hot water machine; And
This supercritical fluid is injected this extraction cell body, carry out the extraction of grease.
Described method with the supercritical fluid extraction cloth grease, wherein, to treat that in this extracting cloth places the step of an extraction cell body, the central part of this extraction cell body has some slotted eyes, inject wherein for this gas, and this extracting cloth is to be wound in this slotted eye outside or to intersperse among this slotted eye outside with cloth waste with whole.
Described method with the supercritical fluid extraction cloth grease wherein, is injected the step of an accumulator tank in this with a gas, and this gas can be carbon dioxide.
Described method with the supercritical fluid extraction cloth grease wherein, further can be added methyl alcohol, alcohol, isopropyl alcohol, acetone equal solvent partly in this carbon dioxide, and its volume ratio≤10%.
Described method with the supercritical fluid extraction cloth grease wherein, is injected the step of an accumulator tank in this with a gas, and this accumulator tank adds the frozen water cartridge clip, and the gas of wraparound stream in this chuck is for storing this gas.
Described method with the supercritical fluid extraction cloth grease, wherein, in this step of this gas being lowered the temperature with a frozen water machine, the tank of this frozen water machine is interior around the carbon dioxide coil pipe, cooling coagulates this gas, is excessive liquid gas to guarantee this gas before entering this pump intake.
Described method with the supercritical fluid extraction cloth grease, wherein, in this step of this gas being compressed with a pump, this pump is a diaphragm pump, can be for the conveying and the pressurization of this liquid gas.
Described method with the supercritical fluid extraction cloth grease, wherein, in this step that this gas is heated with a hot water machine, twine the gas coil pipe in the tank of this hot water machine, can according to need this gas be forced into the condition of high temperature from low temperature, about 10～150 ℃ of its temperature, the about 10～1000bar of pressure.
Described method with the supercritical fluid extraction cloth grease wherein, further comprises the step that this supercritical fluid is reclaimed.
Described method with the supercritical fluid extraction cloth grease wherein, further comprises the step that the grease after this extract and separate is delivered to a separating tank.
Described method with the supercritical fluid extraction cloth grease, wherein, further comprise the step of carrying out the grease concentration detecting with a ultraviolet light detector, this ultraviolet light detector places the outside of this extraction cell body, extract the oil content of extracting cloth afterwards to record, and the wavelength of this ultraviolet light detector can be 254nm single wavelength or 190～700nm variable wavelength.
By above-mentioned steps, the method with the supercritical fluid extraction cloth grease of the present invention has following advantage than known technology:
1. with the clean non-dust cloth of supercritical fluid, do not use interfacial agent and water, avoidable cost increases and environmental pollution problems;
2. with the clean non-dust cloth of supercritical fluid, this supercritical fluid can be via parameters such as regulation and control pressure, temperature, flow velocity, times reaching clean effect, and need can not reduce cost through oven dry (whole scalding) operation;
3. with the clean non-dust cloth of supercritical fluid, this supercritical fluid can reclaim, and also can reduce environmental pollution except that can reducing cost; And
4. carry out the grease concentration detecting with the UV detector, can record the oil content of extraction back extracting cloth in real time.
Description of drawings
Fig. 1 is a schematic diagram, and it shows the schematic flow sheet with the method for supercritical fluid extraction cloth grease of a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram, and it shows the schematic diagram with the equipment that method is used of supercritical fluid extraction cloth grease of a preferred embodiment of the present invention.
Fig. 3 a is a schematic diagram, and it shows that extracting cloth of the present invention can whole schematic diagram that is wound in this slotted eye outside.
Fig. 3 b is a schematic diagram, and it shows that extracting cloth of the present invention can cloth waste intersperses among the schematic diagram in this slotted eye outside.
The specific embodiment
For further understanding structure of the present invention, feature and purpose thereof, with the detailed description of accompanying drawing and preferred embodiment as after.
Please in the lump referring to figs. 1 through Fig. 3 b, wherein Fig. 1 shows the schematic flow sheet with the method for supercritical fluid extraction cloth grease of a preferred embodiment of the present invention; Fig. 2 shows the schematic diagram with the equipment that method is used of supercritical fluid extraction cloth grease of a preferred embodiment of the present invention; Fig. 3 shows the enlarged diagram of extraction cell body of the present invention.
As shown in the figure, the method with the supercritical fluid extraction cloth grease of the present invention, it comprises the following steps: and will treat that extracting cloth places an extraction cell body 10 (step 1); One gas is injected an accumulator tank 20 (step 2); With a frozen water machine 30 with this gas cooling (step 3); With a pump 40 this gas is compressed (step 4); Make it become supercritical fluid (step 5) this gas heating with a hot water machine 50; And this supercritical fluid injected this extraction cell body 10, carry out the extraction (step 6) of grease.
In this step 1, will treat that extracting cloth places an extraction cell body 10; Wherein, this cloth, be for example and without limitation to a non-dust cloth, dust-free cleaning cloth or sterile-cloth etc., but, below be to be that example is illustrated with the non-dust cloth, but not as limit not as limit, the central part of this extraction cell body 10 has some slotted eyes 11, inject wherein for this gas, and this extracting cloth can whole be wound in these slotted eye 11 outsides, and (please refer to Fig. 3 a), perhaps this extracting cloth is to intersperse among these slotted eye 11 outsides (please refer to Fig. 3 b) with cloth waste.
In this step 2, a gas is injected an accumulator tank 20; Wherein, this gas can be a supercritical fluid (Supercritical Fluid, be called for short SCF), be for example and without limitation to carbon dioxide, and in this carbon dioxide, further can add methyl alcohol (MeOH), alcohol (ETOH), isopropyl alcohol (IPA), acetone (Acetone) equal solvent partly, and its volume ratio≤10%.
In this step 3, this gas is lowered the temperature with a frozen water machine 30; Wherein, around carbon dioxide coil pipe (figure does not show), cooling coagulates this gas in the tank of this frozen water machine 30, is excessive liquid gas to guarantee this gas before entering these pump 40 inlets.
In this step 4, this gas is compressed with a pump 40; Wherein, this pump 40 is for example and without limitation to diaphragm pump, can be for the conveying and the pressurization of this liquid gas.
In this step 5, make it become supercritical fluid the heating of this gas with a hot water machine 50, it is to differ from solid-state, liquid state and the 4th kind of outer state of gaseous state; Wherein, twine gas coil pipe (figure does not show) in the tank of this hot water machine 50, can according to need this gas be forced into the condition of high temperature from low temperature, its temperature is such as but not limited to about 10～150 ℃, and pressure is such as but not limited to about 10～1000bar.
In this step 6, this supercritical fluid is injected this extraction cell body 10, carry out the extraction of grease; Wherein, this high temperature supercritical fluid injects this extraction cell body 10 via some slotted eyes 11, to carry out the extraction of grease in the cloth.
In addition, method with the supercritical fluid extraction cloth grease of the present invention further comprises the step (step 7) that this supercritical fluid is reclaimed, supercritical fluid in this extraction cell body 10 is after extraction, can be recycled to this gas inlet place via opposite side, so, except that reducing the manufacturing cost, also can reduce pollution to environment.
In addition, method with the supercritical fluid extraction cloth grease of the present invention further comprises the step (step 8) that the grease after the extract and separate is delivered to a separating tank 60, grease in this extraction cell body 10 after the extract and separate can be delivered to this separating tank 60, for recycling, so, except that reducing the manufacturing cost, also can reduce pollution to environment.
In addition, method with the supercritical fluid extraction cloth grease of the present invention further comprises the step (step 9) of carrying out the grease concentration detecting with a ultraviolet light (UV) detector 70, wherein, this UV detector 70 places the outside of this extraction cell body 10, extract the oil content of extracting cloth afterwards to record, and the wavelength of this UV detector 70 is for example and without limitation to 254nm single wavelength or 190～700nm variable wavelength.
As mentioned above, the method with the supercritical fluid extraction cloth grease of the present invention, more known extracting process with the non-dust cloth grease has novelty and progressive really.
Disclosed person is preferred embodiment, and claim category of the present invention is not all taken off in Ju Bu change or modification and come from technological thought of the present invention and be what those skilled in the art were easy to know by inference such as.
Claims (11)
1, a kind of method with the supercritical fluid extraction cloth grease, it comprises the following steps:
To treat that extracting cloth places an extraction cell body;
One gas is injected an accumulator tank;
With a frozen water machine this gas is lowered the temperature;
With a pump this gas is compressed;
Make it become supercritical fluid this gas heating with a hot water machine; And
This supercritical fluid is injected this extraction cell body, carry out the extraction of grease.
2, the method with the supercritical fluid extraction cloth grease as claimed in claim 1, wherein, to treat that in this extracting cloth places the step of an extraction cell body, the central part of this extraction cell body has some slotted eyes, inject wherein for this gas, and this extracting cloth is to be wound in this slotted eye outside or to intersperse among this slotted eye outside with cloth waste with whole.
3, the method with the supercritical fluid extraction cloth grease as claimed in claim 1 wherein, is injected the step of an accumulator tank in this with a gas, and this gas is carbon dioxide.
4, the method with the supercritical fluid extraction cloth grease as claimed in claim 3 wherein, is further added methyl alcohol, alcohol, isopropyl alcohol, acetone solvent in this carbon dioxide, and its volume ratio≤10%.
5, the method with the supercritical fluid extraction cloth grease as claimed in claim 1 wherein, is injected the step of an accumulator tank in this with a gas, and this accumulator tank adds the frozen water cartridge clip, and the gas of wraparound stream in this chuck is for storing this gas.
6, the method with the supercritical fluid extraction cloth grease as claimed in claim 1, wherein, in this step of this gas being lowered the temperature with a frozen water machine, the tank of this frozen water machine is interior around the carbon dioxide coil pipe, cooling coagulates this gas, is excessive liquid gas to guarantee this gas before entering this pump intake.
7, the method with the supercritical fluid extraction cloth grease as claimed in claim 1, wherein, in this step of this gas being compressed with a pump, this pump is a diaphragm pump, for the conveying and the pressurization of this liquid gas.
8, the method with the supercritical fluid extraction cloth grease as claimed in claim 1, wherein, in this step that this gas is heated with a hot water machine, twine the gas coil pipe in the tank of this hot water machine, according to need this gas is forced into the condition of high temperature from low temperature, about 10～150 ℃ of its temperature, the about 10～1000bar of pressure.
9, the method with the supercritical fluid extraction cloth grease as claimed in claim 1 wherein, further comprises the step that this supercritical fluid is reclaimed.
10, the method with the supercritical fluid extraction cloth grease as claimed in claim 1 wherein, further comprises the step that the grease after this extract and separate is delivered to a separating tank.
11, the method with the supercritical fluid extraction cloth grease as claimed in claim 1, wherein, further comprise the step of carrying out the grease concentration detecting with a ultraviolet light detector, this ultraviolet light detector places the outside of this extraction cell body, extract the oil content of extracting cloth afterwards to record, and the wavelength of this ultraviolet light detector is 254nm single wavelength or 190～700nm variable wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101302234A CN101608386A (en) | 2008-06-16 | 2008-06-16 | Method with the supercritical fluid extraction cloth grease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101302234A CN101608386A (en) | 2008-06-16 | 2008-06-16 | Method with the supercritical fluid extraction cloth grease |
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| Publication Number | Publication Date |
|---|---|
| CN101608386A true CN101608386A (en) | 2009-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101302234A Pending CN101608386A (en) | 2008-06-16 | 2008-06-16 | Method with the supercritical fluid extraction cloth grease |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102764520A (en) * | 2011-05-04 | 2012-11-07 | 财团法人工业技术研究院 | High-pressure extraction equipment and extraction method thereof |
-
2008
- 2008-06-16 CN CNA2008101302234A patent/CN101608386A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102764520A (en) * | 2011-05-04 | 2012-11-07 | 财团法人工业技术研究院 | High-pressure extraction equipment and extraction method thereof |
| US8828318B2 (en) | 2011-05-04 | 2014-09-09 | Industrial Technology Research Institute | High-pressure extraction apparatus and method |
| CN102764520B (en) * | 2011-05-04 | 2014-12-24 | 财团法人工业技术研究院 | High-pressure extraction equipment and extraction method thereof |
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Open date: 20091223 |