CN116380924A - Penetrating fluid for fluorescent penetration flaw detection and preparation method thereof - Google Patents
Penetrating fluid for fluorescent penetration flaw detection and preparation method thereof Download PDFInfo
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- CN116380924A CN116380924A CN202310198213.9A CN202310198213A CN116380924A CN 116380924 A CN116380924 A CN 116380924A CN 202310198213 A CN202310198213 A CN 202310198213A CN 116380924 A CN116380924 A CN 116380924A
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- 230000000149 penetrating effect Effects 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 239000012530 fluid Substances 0.000 title claims abstract description 24
- 230000035515 penetration Effects 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title abstract description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000004088 foaming agent Substances 0.000 claims abstract description 26
- 239000004014 plasticizer Substances 0.000 claims abstract description 26
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims abstract description 12
- JFMGYULNQJPJCY-UHFFFAOYSA-N 4-(hydroxymethyl)-1,3-dioxolan-2-one Chemical compound OCC1COC(=O)O1 JFMGYULNQJPJCY-UHFFFAOYSA-N 0.000 claims abstract description 11
- 150000001298 alcohols Chemical class 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 15
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- 239000011550 stock solution Substances 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 11
- 239000012466 permeate Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 9
- ICGLPKIVTVWCFT-UHFFFAOYSA-N 4-methylbenzenesulfonohydrazide Chemical group CC1=CC=C(S(=O)(=O)NN)C=C1 ICGLPKIVTVWCFT-UHFFFAOYSA-N 0.000 claims description 6
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 239000002357 osmotic agent Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- WIBFFTLQMKKBLZ-SEYXRHQNSA-N n-butyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCCCC WIBFFTLQMKKBLZ-SEYXRHQNSA-N 0.000 claims description 4
- PTKIBFRLTHBANB-UHFFFAOYSA-N 2-methylpropyl 2-aminoacetate Chemical compound CC(C)COC(=O)CN PTKIBFRLTHBANB-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 230000035945 sensitivity Effects 0.000 abstract description 13
- 238000012360 testing method Methods 0.000 abstract description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 5
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 238000003384 imaging method Methods 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 231100000252 nontoxic Toxicity 0.000 abstract description 3
- 230000003000 nontoxic effect Effects 0.000 abstract description 3
- 150000001768 cations Chemical class 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 abstract description 2
- 230000001988 toxicity Effects 0.000 abstract description 2
- 231100000419 toxicity Toxicity 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 239000000975 dye Substances 0.000 description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000007850 fluorescent dye Substances 0.000 description 2
- -1 isobutyl glycinate Chemical compound 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1088—Heterocyclic compounds characterised by ligands containing oxygen as the only heteroatom
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses a penetrating fluid for fluorescence penetration flaw detection and a preparation method thereof, wherein the penetrating fluid for fluorescence penetration flaw detection comprises the following components in parts by weight: 20-50 parts of plasticizer, 5-15 parts of foaming agent, 5-15 parts of glycerol carbonate, 2-5 parts of fluorescent red and 20-50 parts of alcohol. The invention uses nontoxic alcohols as solvents to replace benzene, dimethylbenzene and dibutyl phthalate with larger toxicity in the prior art so as to reduce the injury to workers; when the fluorescent flaw detection penetrating fluid is matched with the incombustible type penetrating flaw detection cleaning fluid and the incombustible type penetrating flaw detection imaging fluid for use, not only can the flaw detection task be finished in engineering, but also combustion accidents can be effectively prevented; and the sensitivity test is carried out on the finished product of the penetrating fluid on an artificial crack test plate, 1/10000 cation cracks can be detected, and the sensitivity is high.
Description
Technical Field
The invention relates to the field of penetration flaw detection, in particular to a penetration liquid for fluorescence penetration flaw detection and a preparation method thereof, which are used for detecting the surface opening defect of a workpiece and belong to the technical field of nondestructive testing dye penetration flaw detection.
Background
The liquid permeation flaw detection method is an important method in modern nondestructive detection, the basic principle of permeation detection is that seed substances (most of the liquid and a small amount of gas and solid are also called as penetrants in general) are permeated into micro cracks, then redundant penetrants beside the micro cracks are cleaned by cleaning liquid, the penetrants in the cracks are reserved as much as possible, then imaging liquid is applied to the surface of a workpiece, the reagent can be volatilized quickly to leave a layer of solid film with stronger adsorption force, and the penetrants left in the micro cracks are sucked out and expanded to display the positions of the cracks. Fluorescent penetrant is added with fluorescent dye, which is an early development method in penetrant inspection, and the fluorescent dye can emit strong fluorescence under special ultraviolet light.
The penetrating flaw detector consists of penetrating agent, developer and cleaning agent, and is used together. The products circulated in the market at present mainly comprise two types of bulk products and spray cans, and the spray cans are main stream products and are used in a large amount due to the convenience of carrying and using. When the spray can product is used, the penetrating agent is atomized and sprayed out, a part of formed tiny liquid drops are suspended and stay in the air, so that the tiny liquid drops are very easy to be inhaled by a flaw detector, and the penetrating agent usually contains components harmful to human bodies and has great potential harm to the health of the worker. Therefore, the environment protection of the penetrant is a trend, and the development of a nontoxic and harmless penetrant is also a social responsibility for reducing the injury to workers.
Disclosure of Invention
The invention aims to provide a penetrant which is harmless to the environment, nonflammable and high in sensitivity.
In order to achieve the above purpose, the invention adopts the following technical scheme: the penetrating fluid for fluorescent penetration flaw detection comprises the following components in parts by weight: 20-50 parts of plasticizer, 5-15 parts of foaming agent, 5-15 parts of glycerol carbonate, 2-5 parts of fluorescent red and 20-50 parts of alcohol.
Further, the composition comprises the following components in parts by weight: 30-40 parts of plasticizer, 10-13 parts of foaming agent, 10-15 parts of glycerol carbonate, 3-5 parts of fluorescent red and 30-40 parts of alcohol.
Further, the plasticizer is selected from one or more of isobutyl glycinate, dibutyl phthalate, butyl oleate and tributyl citrate.
Further, the alcohol is selected from one or more of ethanol, glycol and glycerol.
Further, the foaming agent is p-toluenesulfonyl hydrazine.
The preparation method of the penetrating fluid for fluorescence penetration flaw detection comprises the following steps:
firstly, weighing a plasticizer, a foaming agent, fluorescent red and alcohols according to a proportion at normal temperature, and sequentially adding the plasticizer, the foaming agent, the fluorescent red and the alcohols into a reaction kettle for fully stirring, wherein the stirring time is not less than 2 hours;
secondly, filtering the mixed solution after stirring to obtain a penetrating agent stock solution;
thirdly, the osmotic agent stock solution is packaged in bulk or in a gas tank.
Further, the filtration uses a 200 mesh screen.
Further, in the first step, stirring is performed under a sealed condition at normal temperature.
The beneficial effects of the invention are as follows:
1) The invention uses nontoxic alcohols as solvents to replace benzene, dimethylbenzene and dibutyl phthalate with larger toxicity in the prior art so as to reduce the injury to workers;
2) When the fluorescent flaw detection penetrating fluid is matched with the incombustible type penetrating flaw detection cleaning fluid and the incombustible type penetrating flaw detection imaging fluid for use, not only can the flaw detection task be finished in engineering, but also combustion accidents can be effectively prevented;
3) And the sensitivity test is carried out on the finished product of the penetrating fluid on an artificial crack test plate, 1/10000 cation cracks can be detected, and the sensitivity is high.
Detailed Description
The following detailed description of the present invention will provide further details in order to make the above-mentioned objects, features and advantages of the present invention more comprehensible. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
An embodiment of the invention provides a penetrating fluid for fluorescence penetration flaw detection, which comprises the following components in parts by weight: 20-50 parts of plasticizer, 5-15 parts of foaming agent, 5-15 parts of glycerol carbonate, 2-5 parts of fluorescent red and 20-50 parts of alcohol. Illustratively, the plasticizer is 20 parts, 30 parts, 40 parts, 50 parts, the foaming agent is 5 parts, 10 parts, 15 parts, the glycerol carbonate is 5 parts, 10 parts, 15 parts, the fluorescent red is 2 parts, 3 parts, 4 parts, 5 parts, and the alcohol is 20 parts, 30 parts, 40 parts, 50 parts.
Further, the composition comprises the following components in parts by weight: 30-40 parts of plasticizer, 10-13 parts of foaming agent, 10-15 parts of glycerol carbonate, 3-5 parts of fluorescent red, 10-15 parts of alcohol and 5-10 parts of water.
Further, the plasticizer is selected from one or more of isobutyl glycinate, dibutyl phthalate, butyl oleate and tributyl citrate.
Further, the alcohol is selected from one or more of ethanol, glycol and glycerol.
Further, the foaming agent is p-toluenesulfonyl hydrazine.
The preparation method of the penetrating fluid for fluorescence penetration flaw detection comprises the following steps:
firstly, weighing a plasticizer, a foaming agent, fluorescent red and alcohols in proportion at normal temperature, sequentially adding the plasticizer, the foaming agent, the fluorescent red and the alcohols into a reaction kettle, and fully stirring, wherein the stirring time is not less than 2 hours, and fully stirring under the conditions of normal temperature and sealing;
secondly, filtering the mixed solution after stirring to obtain a penetrating agent stock solution, wherein a 200-mesh screen is adopted for filtering;
thirdly, the osmotic agent stock solution is packaged in bulk or in a gas tank.
Examples
The present disclosure is more particularly described in the following examples that are intended as illustrations only, since various modifications and changes within the scope of the present disclosure will be apparent to those skilled in the art. Unless otherwise indicated, all parts, percentages, and ratios reported in the examples below are by weight, and all reagents used in the examples are commercially available or were obtained synthetically according to conventional methods and can be used directly without further treatment, as well as the instruments used in the examples.
Example 1
The penetrating fluid for fluorescent penetration flaw detection comprises the following components in parts by weight: 20 parts of plasticizer glycine isobutyl ester, 5 parts of foaming agent tosyl hydrazine, 5 parts of glycerol carbonate, 2 parts of fluorescent red and 20 parts of alcohol ethanol.
The preparation method of the penetrating fluid for fluorescence penetration flaw detection comprises the following steps:
firstly, weighing the plasticizer, the foaming agent, the fluorescent red and the alcohols according to the parts by weight at normal temperature, sequentially adding the plasticizer, the foaming agent, the fluorescent red and the alcohols into a reaction kettle, and fully stirring under normal temperature and airtight conditions for 3 hours;
secondly, filtering the mixed solution to obtain a penetrating agent stock solution, wherein a 200-mesh screen is adopted for filtering;
thirdly, the osmotic agent stock solution is packaged in bulk or in a gas tank.
Example 2
The penetrating fluid for fluorescent penetration flaw detection comprises the following components in parts by weight: 30 parts of plasticizer dibutyl phthalate, 15 parts of foaming agent tosyl hydrazine, 10 parts of glycerol carbonate, 5 parts of fluorescent red and 40 parts of alcohol glycol.
The preparation method of the penetrating fluid for fluorescence penetration flaw detection comprises the following steps:
firstly, weighing the plasticizer, the foaming agent, the fluorescent red and the alcohol according to the parts by weight at normal temperature, sequentially adding the plasticizer, the foaming agent and the fluorescent red and the alcohol into a reaction kettle, and fully stirring at normal temperature under a closed condition for 2 hours;
secondly, filtering the mixed solution to obtain a penetrating agent stock solution, wherein a 200-mesh screen is adopted for filtering;
thirdly, the osmotic agent stock solution is packaged in bulk or in a gas tank.
Example 3
The penetrating fluid for fluorescent penetration flaw detection comprises the following components in parts by weight: 50 parts of plasticizer butyl oleate, 10 parts of foaming agent tosyl hydrazine, 15 parts of glycerol carbonate, 3 parts of fluorescent red and 50 parts of alcohol glycerol.
The preparation method of the penetrating fluid for fluorescence penetration flaw detection comprises the following steps:
firstly, weighing the plasticizer, the foaming agent, the fluorescent red and the alcohol according to the parts by weight at normal temperature, sequentially adding the plasticizer, the foaming agent and the fluorescent red and the alcohol into a reaction kettle, and fully stirring at normal temperature under a closed condition for 4 hours;
secondly, filtering the mixed solution to obtain a penetrating agent stock solution, wherein a 200-mesh screen is adopted for filtering;
thirdly, the osmotic agent stock solution is packaged in bulk or in a gas tank.
The procedure and method of use for the preparation of example 2 and example 3 were the same as in example 1, except that the amounts of the components were different in the preparation.
The using method comprises the following steps: when the device is used, the penetrating agent is applied to the surface of a workpiece, the penetrating agent is permeated into various tiny defects with openings on the surface due to capillary action, the superfluous penetrating agent on the surface is removed after the permeation is finished, the developer is applied, the penetrating agent in the defects is permeated back to the surface of the workpiece again, amplified defect display is formed, the defect positions are colored when observed under a black light lamp, and the formation and distribution of the defects can be detected visually.
In addition, in addition to focusing on the environmental properties of the penetrant, the penetrant must also possess desirable performance characteristics.
The main steps are as follows:
1. sensitivity: reference is made to GB/T18851.2-2008/ISO3452-2:2006 [ nondestructive test penetration test part 2: the sensitivity of the dye penetrant inspection agent is classified into a level 1 sensitivity (normal level), a level 2 sensitivity (advanced level). The higher the sensitivity, the higher the reliability of the detection. The sensitivity was determined using type I test blocks, which had four specifications of 10 μm,20 μm,30 μm, and 50 μm, and to achieve a level 2 sensitivity, 100% of the 50 μm test blocks were required to be displayed, and 75% or more of the 30 μm test blocks were required to be displayed.
2. Easy cleaning: the cleaning performance of the penetrating agent is very important, and if the penetrating agent is difficult to clean, a bad background can be caused on a workpiece, so that the detection effect is affected.
3. Wettability: the workpiece can be well wetted, the penetrating agent cannot shrink after being applied to the workpiece, the wetted state can be maintained for a long time, and the workpiece cannot be dried.
As can be seen from the instrumental tests, the viscosity of the nonflammable dye check penetrating fluid prepared according to the component proportion of the example 1, the example 2 and the example 3 is 1.80mm 2 /s、2.00mm 2 /s、1.75mm 2 And/s is an environment-friendly fluorescent flaw detection penetrating agent which can be cleaned by an organic solvent and water.
The incombustible dye test penetrant prepared in the composition ratio amounts of example 1, example 2 and example 3 were used together with incombustible type penetrant inspection developer and incombustible type penetrant inspection rinse.
The test results are shown in the following table:
from the above data, the three examples of the present invention highlight the flame retardance of the permeate of the present invention compared to the flame length of the different permeate, and the sensitivity of the present invention is the same as that of the common permeate.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. The penetrating fluid for fluorescent penetration flaw detection is characterized by comprising the following components in parts by weight: 20-50 parts of plasticizer, 5-15 parts of foaming agent, 5-15 parts of glycerol carbonate, 2-5 parts of fluorescent red and 20-50 parts of alcohol.
2. The permeate for fluorescent penetrant inspection of claim 1 wherein the permeate comprises the following components by weight: 30-40 parts of plasticizer, 10-13 parts of foaming agent, 10-15 parts of glycerol carbonate, 3-5 parts of fluorescent red and 30-40 parts of alcohol.
3. The permeate liquid for fluorescent penetrant inspection of claim 1 wherein the plasticizer is selected from one or more of glycine isobutyl ester, dibutyl phthalate, butyl oleate and tributyl citrate.
4. The permeate liquid for fluorescent penetrant inspection of claim 1 wherein the alcohol is one or more selected from the group consisting of ethanol, ethylene glycol, and glycerol.
5. The permeate for fluorescent penetrant inspection of claim 1 wherein said foaming agent is p-toluenesulfonyl hydrazide.
6. The method for producing a permeate liquid for fluorescent penetrant inspection according to any one of claims 1 to 5, comprising the steps of:
firstly, weighing a plasticizer, a foaming agent, fluorescent red and alcohols according to a proportion at normal temperature, and sequentially adding the plasticizer, the foaming agent, the fluorescent red and the alcohols into a reaction kettle for fully stirring, wherein the stirring time is not less than 2 hours;
secondly, filtering the mixed solution after stirring to obtain a penetrating agent stock solution;
thirdly, the osmotic agent stock solution is packaged in bulk or in a gas tank.
7. The method for preparing a permeate for fluorescent penetrant inspection of claim 6 wherein said filtration is performed by using a 200 mesh screen.
8. The method for producing a permeate for fluorescent penetrant inspection of claim 6 wherein, in the first step, stirring is performed under a sealed condition at normal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310198213.9A CN116380924A (en) | 2023-03-03 | 2023-03-03 | Penetrating fluid for fluorescent penetration flaw detection and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310198213.9A CN116380924A (en) | 2023-03-03 | 2023-03-03 | Penetrating fluid for fluorescent penetration flaw detection and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116380924A true CN116380924A (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310198213.9A Pending CN116380924A (en) | 2023-03-03 | 2023-03-03 | Penetrating fluid for fluorescent penetration flaw detection and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116380924A (en) |
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2023
- 2023-03-03 CN CN202310198213.9A patent/CN116380924A/en active Pending
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