CN110208146A - A kind of detection method of epoxy resin viscosity - Google Patents
A kind of detection method of epoxy resin viscosity Download PDFInfo
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- CN110208146A CN110208146A CN201910610080.5A CN201910610080A CN110208146A CN 110208146 A CN110208146 A CN 110208146A CN 201910610080 A CN201910610080 A CN 201910610080A CN 110208146 A CN110208146 A CN 110208146A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
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Abstract
The invention discloses a kind of detection methods of epoxy resin viscosity, are related to epoxy resin manufacture field, described method includes following steps: taking epoxy resin to be detected as sample first, be put into clean and dry container；Then, the test bead in device for measuring force is completely immersed in the epoxy resin；Test bead uniform motion from top to bottom in the epoxy resin is controlled, and acquires the test bead under each height, the first pulling force measured by the device for measuring force；Test bead uniform motion from bottom to top in the epoxy resin is controlled, and acquires the test bead under each height, the second pulling force measured by the device for measuring force；Viscosity resistance error degree is solved again；It is finally made to determine whether qualification, and marks.The present invention is by acquisition multi-group data, using formulaIt is solved, accuracy is high；Whether within a preset range by viscosity resistance error degree, so as to accurately determining whether epoxy resin is qualified.
Description
Technical field
The present invention relates to epoxy resin manufacture fields, more particularly to a kind of detection method of epoxy resin viscosity.
Background technique
The main ingredient of epoxy resin chemistry ingredient is: phenolic resin, and phenolic resin is by phenol and formaldehyde in catalyst
Under the conditions of polycondensation, neutralized, washing and manufactured resin, wherein being most important with phenol and formaldehyde resin.And in the world most
It is early by artificial synthesized, still critically important high molecular material so far.Phenolic resin have good acid resistance, mechanical property,
Heat resistance is widely used in the industries such as anticorrosion engineering, adhesive, fire proofing, grinding wheel manufacture.In epoxy resin application
In adhesive industry, since different epoxy resin will affect adhesive using effect, it is therefore desirable to detect the glutinous of epoxy resin
Spend performance；Some test mode troubles existing at present, and take a long time.
Summary of the invention
In view of the above-mentioned segmental defect of the prior art, technical problem to be solved by the invention is to provide one kind to be used for
The method for detecting epoxy resin, it is intended to simplify testing process, shorten detection duration, improve detection efficiency, while improving detection
Accuracy.
To achieve the above object, the present invention provides a kind of method for detecting epoxy resin, the method includes such as
Lower step:
Step S1, it takes epoxy resin to be detected as sample, is put into clean and dry container；
Step S2, the test bead in device for measuring force is completely immersed in the epoxy resin；The device for measuring force includes
Pedestal, support column, cross bar, dynamometer and the test bead；On the base, the cross bar is set for the support column setting
It sets above the support column, the dynamometer setting is on the cross bar；The dynamometry end of the dynamometer is connected by filament
The test bead, the dynamometer are used to detect the dynamometer to the pulling force of the test bead；The test bead
Density is greater than the density of the epoxy resin；
Step S3, the test bead uniform motion from top to bottom in the epoxy resin is controlled, and acquires the survey
Bead is tried under each height, the first pulling force T measured by the device for measuring force(1,i)；The i is the height in the epoxy resin
Degree number, and the difference in height of the height number i and the height number i+1 are fixed value；The i meets 1≤i≤N, described
N is the height number total number, and the N is positive integer, and the i is positive integer；
Step S4, the test bead uniform motion from bottom to top in the epoxy resin is controlled, and acquires the survey
Bead is tried under each height, the second pulling force T measured by the device for measuring force(2,i)；
Step S5, according to the first pulling force T(1,i)With the second pulling force T(2,i), solve viscosity resistance error degree S；The S
Meet:The m is the quality of the test bead, and the g is gravity acceleration
Degree；The F0To test the viscosity resistance that bead uniform motion is subject in standard epoxy；
Step S6, it is unsatisfactory for the preset viscosity resistance error degree section in response to the viscosity resistance error degree S, then
It is determined as unqualified；Meet the preset viscosity resistance error degree section in response to the viscosity resistance error degree S, then determines
Position is qualified；
Step S7, by the epoxy resin by the step S6 determine result be marked it is qualified with it is unqualified.
In the technical scheme, by collecting test bead in epoxy resin needed for the upward uniform motion of different height
The first pulling force and downward uniform motion described in the second pulling force, solve viscosity resistance error degree pass through formulaAcquisition multi-group data is solved, and accuracy is high；Pass through viscosity resistance error degree
Whether within a preset range, so as to accurately determining whether epoxy resin is qualified；Equipment therefor structure is simple, easy to operate,
Bead is tested simultaneously first to move from top to bottom, acquires the first pulling force, is reached minimum point and is moved from bottom to top, acquisition second is drawn
Power acquires successively carry out in test bead epoxy resin twice, more convenient, while epoxy resin has viscous viscosity, disposably
Successively acquisition, data are more accurate, and do not have to replacement test bead, reduce epoxy resin and are sticked on test bead.
In a specific embodiment, in the step S1 further include:
The epoxy resin to be detected is subjected to label j, and in the corresponding specimen number j；The j meets: 1≤
J≤M, the j are positive integer, and the M is positive integer.
In a specific embodiment, the container is intended to clean up and dry after being completed every time.
In a specific embodiment, hydraulic pump is provided between the support column and the pedestal, the hydraulic pump is solid
Surely it is mounted on the base, the hydraulic pump output terminal connects the support column bottom.
In a specific embodiment, the method carries out in closed space, and controls temperature in 0-10 degree.
The beneficial effects of the present invention are: by collecting test bead epoxy resin different height upward uniform motion
Second pulling force described in required the first pulling force and downward uniform motion solves viscosity resistance error degree and passes through formulaAcquisition multi-group data is solved, and accuracy is high；Pass through viscosity resistance error degree
Whether within a preset range, so as to accurately determining whether epoxy resin is qualified；Equipment therefor structure is simple, easy to operate,
Bead is tested simultaneously first to move from top to bottom, acquires the first pulling force, is reached minimum point and is moved from bottom to top, acquisition second is drawn
Power acquires successively carry out in test bead epoxy resin twice, more convenient, while epoxy resin has viscous viscosity, disposably
Successively acquisition, data are more accurate, and do not have to replacement test bead, reduce epoxy resin and are sticked on test bead.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of the detection method of epoxy resin viscosity of the embodiment of the invention；
Fig. 2 is the structural schematic diagram of the device for measuring force of the embodiment of the invention；
Fig. 3 is the force diagram that the test bead of the embodiment of the invention moves from top to bottom in epoxy resin；
Fig. 4 is the force diagram that the test bead of the embodiment of the invention moves from bottom to top in epoxy resin.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples:
As shown in Figs 1-4, in this example of the invention, a kind of detection method of epoxy resin viscosity, the side are provided
Method includes the following steps:
Step S1, it takes epoxy resin 600 to be detected as sample, is put into clean and dry container；
Step S2, the test bead 500 in device for measuring force is completely immersed in the epoxy resin 600；The dynamometry dress
It sets including pedestal 100, support column 200, cross bar 300, dynamometer 400 and the test bead 500；The support column 200 is set
It sets on the pedestal 100, the cross bar 300 is arranged above the support column 200, and the dynamometer 400 is arranged described
On cross bar 300；The dynamometry end of the dynamometer 400 connects the test bead 500 by filament, and the dynamometer 400 is used for
The dynamometer 400 is detected to the pulling force of the test bead 500；The density of the test bead 500 is greater than the asphalt mixtures modified by epoxy resin
The density of rouge 600；
Step S3, the test bead 500 uniform motion from top to bottom in the epoxy resin 600 is controlled, and is acquired
The test bead 500 is under each height, the first pulling force T measured by the device for measuring force(1,i)；The i is the epoxy
Height number in resin 600, and the difference in height of the height number i and the height number i+1 are fixed value；The i is full
Foot 1≤i≤N, the N are the height number total number, and the N is positive integer, and the i is positive integer；
It is noted that the test bead 500 is in 600 body of epoxy resin when uniform motion from top to bottom,
According to the first pulling force T(1,i), test bead 500 described in the position height number i can be calculated by viscosity resistance
Ffi；The viscosity resistance FfiMeet: Ffi=mg-T(1,i)-F(1,i)；Since the epoxy resin 600 has viscosity, so test is small
Ball 500 is during the motion by viscosity resistance；The F(1,i)For described in test bead 500 highly suffered by the position number i
The buoyancy arrived, the m are the quality of the test bead 500, and the g is acceleration of gravity.
Step S4, the test bead 500 uniform motion from bottom to top in the epoxy resin 600 is controlled, and is acquired
The test bead 500 is under each height, the second pulling force T measured by the device for measuring force(2,i)；
It is noted that the test bead 500 is in 600 body of epoxy resin when uniform motion from bottom to top,
According to the second pulling force T(2,i), test bead 500 described in the position height number i can be calculated by viscosity resistance
Ffi；The viscosity resistance FfiMeet: Ffi=T(2,i)+F(2,i)-mg；The F(2,i)For highly number i institute described in test bead 500
Buoyancy suffered by position.
Step S5, according to the first pulling force T(1,i)With the second pulling force T(2,i), solve viscosity resistance error degree S；The S
Meet:The m is the quality of the test bead 500, and the g adds for gravity
Speed；The F0To test the viscosity resistance that 500 uniform motion of bead is subject in standard epoxy 600；
It is noted that the test bead 500 position height number i in the epoxy resin 600
Uniform motion is consistent with the buoyancy value that uniform motion from top to bottom is subject to from bottom to top, therefore F(1,i)=F(2,i)；By formula Ffi=
mg-T(1,i)-F(1,i)And Ffi=T(2,i)+F(2,i)- mg simultaneous, which adds up, can calculate the viscosity resistance Ffi, the viscosity resistance
FfiMeet:The m is the quality of the test bead 500, and the g is acceleration of gravity；Root again
According to the buoyancy degree of deviationIt solves
Step S6, it is unsatisfactory for the preset viscosity resistance error degree section in response to the viscosity resistance error degree S, then
It is determined as unqualified；Meet the preset viscosity resistance error degree section in response to the viscosity resistance error degree S, then determines
Position is qualified；
Step S7, by the epoxy resin 600 by the step S6 determine result be marked it is qualified with it is unqualified.
In the present embodiment, in the step S1 further include:
The epoxy resin 600 to be detected is subjected to label j, and in the corresponding specimen number j；The j meets:
1≤j≤M, the j are positive integer, and the M is positive integer.
In the present embodiment, the container is intended to clean up and dry after being completed every time.
In the present embodiment, hydraulic pump 700, the hydraulic pump are provided between the support column 200 and the pedestal 100
700 are fixedly mounted on the pedestal 100, and 700 output end of hydraulic pump connects 200 bottom of support column.
In the present embodiment, the method carries out in closed space, and controls temperature in 0-10 degree.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (5)
1. a kind of detection method of epoxy resin viscosity, which is characterized in that described method includes following steps:
Step S1, it takes epoxy resin to be detected as sample, is put into clean and dry container；
Step S2, the test bead in device for measuring force is completely immersed in the epoxy resin；The device for measuring force include pedestal,
Support column, cross bar, dynamometer and the test bead；On the base, the cross bar setting exists for the support column setting
Above the support column, the dynamometer setting is on the cross bar；The dynamometry end of the dynamometer passes through described in filament connection
Bead is tested, the dynamometer is used to detect the dynamometer to the pulling force of the test bead；The density of the test bead
Greater than the density of the epoxy resin；
Step S3, control the test bead uniform motion from top to bottom in the epoxy resin, and acquire it is described test it is small
Ball is under each height, the first pulling force T measured by the device for measuring force(1,i)；The i is that the height in the epoxy resin is compiled
Number, and the difference in height of the height number i and the height number i+1 are fixed value；The i meets 1≤i≤N, and the N is
The height number total number, the N are positive integer, and the i is positive integer；
Step S4, control the test bead uniform motion from bottom to top in the epoxy resin, and acquire it is described test it is small
Ball is under each height, the second pulling force T measured by the device for measuring force(2,i)；
Step S5, according to the first pulling force T(1,i)With the second pulling force T(2,i), solve viscosity resistance error degree S；The S meets:The m is the quality of the test bead, and the g is acceleration of gravity；It is described
F0To test the viscosity resistance that bead uniform motion is subject in standard epoxy；
Step S6, it is unsatisfactory for the preset viscosity resistance error degree section in response to the viscosity resistance error degree S, then determined
It is unqualified；Meet the preset viscosity resistance error degree section in response to the viscosity resistance error degree S, then decision bits are closed
Lattice；
Step S7, by the epoxy resin by the step S6 determine result be marked it is qualified with it is unqualified.
2. a kind of detection method of epoxy resin viscosity as described in claim 1, which is characterized in that in the step S1 also
Include:
The epoxy resin to be detected is subjected to label j, and in the corresponding specimen number j；The j meets: 1≤j≤
M, the j are positive integer, and the M is positive integer.
3. a kind of detection method of epoxy resin viscosity as described in claim 1, which is characterized in that the container is being surveyed every time
After examination, it is intended to clean up and dries.
4. a kind of detection method of epoxy resin viscosity as described in claim 1, which is characterized in that the support column and described
Hydraulic pump is provided between pedestal, the hydraulic pump is fixedly mounted on the base, described in the hydraulic pump output terminal connection
Support column bottom.
5. a kind of detection method of epoxy resin viscosity as described in claim 1, which is characterized in that the method is closed
It is carried out in space, and controls temperature in 0-10 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910610080.5A CN110208146B (en) | 2019-07-08 | 2019-07-08 | Method for detecting viscosity of epoxy resin |
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|---|---|---|---|
| CN201910610080.5A CN110208146B (en) | 2019-07-08 | 2019-07-08 | Method for detecting viscosity of epoxy resin |
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| CN110208146B CN110208146B (en) | 2022-03-29 |
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Cited By (3)
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| CN110607096A (en) * | 2019-10-10 | 2019-12-24 | 福建桓兴材料科技有限公司 | Granite-like pure benzene elastic coating formula and manufacturing process |
| CN111208041A (en) * | 2020-01-10 | 2020-05-29 | 万邦德制药集团有限公司 | Preparation method of ginkgo leaf dripping pills |
| CN116205914A (en) * | 2023-04-28 | 2023-06-02 | 山东中胜涂料有限公司 | Waterproof coating production intelligent monitoring system |
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| CN116205914A (en) * | 2023-04-28 | 2023-06-02 | 山东中胜涂料有限公司 | Waterproof coating production intelligent monitoring system |
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| CN110208146B (en) | 2022-03-29 |
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