CN113514619B - Research on drying reason of anchoring agent curing agent and prevention method thereof - Google Patents
Research on drying reason of anchoring agent curing agent and prevention method thereof Download PDFInfo
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- 238000001035 drying Methods 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000004873 anchoring Methods 0.000 title claims abstract description 32
- 238000011160 research Methods 0.000 title claims abstract description 12
- 230000002265 prevention Effects 0.000 title claims abstract description 11
- 238000002474 experimental method Methods 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000004088 simulation Methods 0.000 claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 177
- 239000000945 filler Substances 0.000 claims description 24
- 239000002562 thickening agent Substances 0.000 claims description 20
- 239000003906 humectant Substances 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000013386 optimize process Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000001723 curing Methods 0.000 description 129
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 10
- 239000001768 carboxy methyl cellulose Substances 0.000 description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 4
- 235000011187 glycerol Nutrition 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 4
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 4
- 230000008093 supporting effect Effects 0.000 description 4
- 239000000230 xanthan gum Substances 0.000 description 4
- 235000010493 xanthan gum Nutrition 0.000 description 4
- 229920001285 xanthan gum Polymers 0.000 description 4
- 229940082509 xanthan gum Drugs 0.000 description 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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Abstract
The invention discloses a research and prevention method for the drying reason of an anchoring agent curing agent, belonging to the technical field of chemical material research; a research and a prevention method for the drying reason of an anchoring agent curing agent specifically comprise the steps of S1, designing a simulation experiment, and analyzing the influence of the drying of the curing agent on the anchoring effect; s2, designing a control experiment, and researching a specific reason for causing the curing agent to dry; s3, carrying out finishing analysis on experimental results by combining experimental data obtained in the steps S1 and S2, and designing a process formula of the new curing agent by combining the analysis results; s4, putting the novel curing agent manufactured by the novel process formula into the market, and knowing the market feedback condition in time; s5, further optimizing the process formula of the curing agent according to market feedback. The invention explores the concrete reason of curing agent drying, improves the process formula of the curing agent, slows down the drying speed of the curing agent, and further solves the problems of slow gel time, low early strength, reduced anchoring force and anchor losing phenomenon of the anchoring agent caused by the drying of the curing agent.
Description
Technical Field
The invention relates to the technical field of chemical material research, in particular to an anchor agent curing agent drying reason research and a prevention method thereof.
Background
Curing agents, also known as hardeners, curing agents or setting agents, are a class of substances or mixtures that enhance or control the curing reaction. Resin curing is a process of irreversibly changing thermosetting resin through chemical reactions such as condensation, ring closure, addition or catalysis, and curing is completed by adding a curing (crosslinking) agent. The curing agent is an indispensable additive, and is added into adhesives, coatings and casting materials, or the epoxy resin cannot be cured. The variety of the curing agent has great influence on the mechanical properties, heat resistance, water resistance, corrosion resistance and the like of the cured product.
The curing agent loses fluidity after drying, so that the cement mortar of the anchoring agent and the curing agent are not uniformly stirred when being used underground, the gel time of the anchoring agent is slow, the early strength is low, the anchoring force is reduced, and the phenomenon of anchor loss exists.
Disclosure of Invention
The invention aims to explore the specific reason of drying a curing agent, improve the process formula of the curing agent, slow down the drying speed of the curing agent, and further solve the problems of slow gel time, low early strength, reduced anchoring force and anchor loss of the anchoring agent caused by drying of the curing agent.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
an anchor agent curing agent drying reason research and a prevention method thereof, comprising the following steps:
s1, designing a simulation experiment, simulating the use condition of an underground anchoring agent, and analyzing the influence of drying of a curing agent on an anchoring effect;
s2, designing a control experiment through a controlled variable method, and researching a specific cause of drying of the curing agent;
s3, carrying out finishing analysis on experimental results by combining experimental data obtained in the steps S1 and S2, and designing a process formula of the new curing agent by combining the analysis results;
s4, trial the novel curing agent manufacturing process in a workshop, and putting the novel curing agent manufactured by the novel process formula into the market to know the market feedback condition in time;
s5, finishing and analyzing feedback conditions of the market, further optimizing a process formula of the curing agent, and finishing and summarizing a method for preventing the curing agent of the anchoring agent from drying according to the optimized process formula.
Preferably, the simulation experiment mentioned in S1 gives: the drier the curing agent, the less the stirring effect, and the more easily the anchor loss phenomenon occurs.
Preferably, the control experiment for researching the drying reason of the curing agent mentioned in S2 specifically comprises the following steps:
a1, analyzing the influence of inert fillers in the curing agent on the drying of the curing agent: adopting a standard process formula of the curing agent, taking the type of inert filler in the formula as an experimental variable, designing two experimental groups on the premise of ensuring that other formulas are completely the same, respectively using white stone powder and double fly powder with basically the same granularity as the inert filler in the curing agent to prepare the curing agent, and observing the drying speed of the curing agent prepared by the two experimental groups; tests show that the curing agents prepared from the two fillers are basically equivalent in drying speed and have no obvious difference;
a2, analyzing the influence of the mixing amount of the thickener on the drying of the curing agent: adopting a standard process formula of the curing agent, taking the mixing amount of the thickener in the formula as an experimental variable, designing a plurality of experimental groups on the premise of ensuring that other formulas are identical, using different mixing amounts of the same thickener in the curing agent, and observing the drying speed of the curing agent in the experimental groups; tests prove that the drying speed of the curing agent is reduced along with the increase of the mixing amount of the thickening agent;
a3, analyzing the influence of different thickening agents on drying of the curing agent: adopting a standard process formula of a curing agent, taking the types of the thickening agents in the formula as experimental variables, designing three experimental groups on the premise of ensuring that other formulas are identical, respectively preparing the curing agent by taking xanthan gum, sodium carboxymethyl cellulose and hydroxypropyl cellulose with the same dosage as the thickening agents, and observing the drying speed of the curing agent prepared by the three experimental groups; tests show that the drying speed of the curing agent prepared by the xanthan gum is reduced compared with that of the curing agent prepared by the sodium carboxymethyl cellulose and the carboxymethyl cellulose;
a4, analyzing the influence of the weight ratio of the inert filler to the 20% BPO paste on the drying speed of the curing agent: adopting a standard process formula of the curing agent, taking the weight ratio of the inert filler to the 20% BPO paste as an experimental variable, designing four experimental groups on the premise of ensuring that other formulas are completely the same, preparing the curing agent according to the weight ratio of the inert filler to the 20% BPO paste of 2.5:1, 2:1, 1.5:1 and 1.2:1, and observing the drying speed of the curing agent prepared by the four experimental groups; experiments prove that the mass ratio of the inert filler to the 20% BPO paste is controlled to be 1.5-1.2:1, the curing agent is slower in drying prevention, and the drying speed of the curing agent is obviously reduced along with the reduction of the filler ratio;
a5, analyzing the influence of different humectants in the curing agent on drying of the curing agent: adopting a standard process formula of the curing agent, taking the types of the humectant in the formula as experimental variables, designing two experimental groups on the premise of ensuring that other formulas are identical, respectively using glycerin and diglycol as the humectant in the curing agent to prepare the curing agent, and observing the drying speed of the curing agent prepared by the two experimental groups; experiments show that the drying speed of the curing agent prepared by using the glycerol as the humectant is obviously reduced compared with that of the curing agent prepared by using the diglycol as the humectant.
Compared with the prior art, the invention provides a research and prevention method for the drying reason of an anchoring agent curing agent, which has the following beneficial effects:
(1) According to the invention, simulation experiments prove that the drying degree of the curing agent is inversely related to the anchoring and supporting effect, the drier the curing agent is, the less the stirring effect is, the more the anchoring phenomenon is easy to occur, and the worse the anchoring and supporting effect is;
(2) According to the invention, a control experiment is designed by a controlled variable method, so that the specific reason for causing the curing agent to dry is accurately obtained, and a user can pertinently optimize the process formula of the curing agent according to an experiment result, thereby effectively improving the drying resistance of the curing agent;
(3) The method provided by the invention optimizes the process formula of the curing agent, prepares the novel curing agent, further improves the formula according to market feedback, solves the problem of drying phenomenon of the curing agent within three months, avoids quality complaints caused by drying of the curing agent, eliminates quality compensation caused by drying of the curing agent, and simultaneously greatly reduces the cost of technical service.
In summary, the invention explores the concrete reason of drying the curing agent, improves the process formula of the curing agent, slows down the drying speed of the curing agent, and further solves the problems of slow gel time, low early strength, reduced anchoring force and anchor loss of the anchoring agent caused by drying of the curing agent.
Drawings
Fig. 1 is a schematic overall flow chart of an anchor agent curing agent drying reason research and a method for preventing the same.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
please refer to fig. 1;
an anchor agent curing agent drying reason research and a prevention method thereof, comprising the following steps:
s1, designing a simulation experiment, simulating the use condition of an underground anchoring agent, analyzing the influence of drying of a curing agent on an anchoring effect, and obtaining through the simulation experiment: the drier the curing agent is, the less the stirring effect is, and the anchor losing phenomenon is more easy to occur;
s2, designing a control experiment through a controlled variable method, and researching the specific reason for causing the curing agent to dry:
a1, analyzing the influence of inert fillers in the curing agent on the drying of the curing agent: adopting a standard process formula of the curing agent, taking the type of inert filler in the formula as an experimental variable, designing two experimental groups on the premise of ensuring that other formulas are completely the same, respectively using white stone powder and double fly powder with basically the same granularity as the inert filler in the curing agent to prepare the curing agent, and observing the drying speed of the curing agent prepared by the two experimental groups; tests show that the curing agents prepared from the two fillers are basically equivalent in drying speed and have no obvious difference;
a2, analyzing the influence of the mixing amount of the thickener on the drying of the curing agent: adopting a standard process formula of the curing agent, taking the mixing amount of the thickener in the formula as an experimental variable, designing a plurality of experimental groups on the premise of ensuring that other formulas are identical, using different mixing amounts of the same thickener in the curing agent, and observing the drying speed of the curing agent in the experimental groups; tests prove that the drying speed of the curing agent is reduced along with the increase of the mixing amount of the thickening agent;
a3, analyzing the influence of different thickening agents on drying of the curing agent: adopting a standard process formula of a curing agent, taking the types of the thickening agents in the formula as experimental variables, designing three experimental groups on the premise of ensuring that other formulas are identical, respectively preparing the curing agent by taking xanthan gum, sodium carboxymethyl cellulose and hydroxypropyl cellulose with the same dosage as the thickening agents, and observing the drying speed of the curing agent prepared by the three experimental groups; tests show that the drying speed of the curing agent prepared by the xanthan gum is reduced compared with that of the curing agent prepared by the sodium carboxymethyl cellulose and the carboxymethyl cellulose;
a4, analyzing the influence of the weight ratio of the inert filler to the 20% BPO paste on the drying speed of the curing agent: adopting a standard process formula of the curing agent, taking the weight ratio of the inert filler to the 20% BPO paste as an experimental variable, designing four experimental groups on the premise of ensuring that other formulas are completely the same, preparing the curing agent according to the weight ratio of the inert filler to the 20% BPO paste of 2.5:1, 2:1, 1.5:1 and 1.2:1, and observing the drying speed of the curing agent prepared by the four experimental groups; experiments prove that the mass ratio of the inert filler to the 20% BPO paste is controlled to be 1.5-1.2:1, the curing agent is slower in drying prevention, and the drying speed of the curing agent is obviously reduced along with the reduction of the filler ratio;
a5, analyzing the influence of different humectants in the curing agent on drying of the curing agent: adopting a standard process formula of the curing agent, taking the types of the humectant in the formula as experimental variables, designing two experimental groups on the premise of ensuring that other formulas are identical, respectively using glycerin and diglycol as the humectant in the curing agent to prepare the curing agent, and observing the drying speed of the curing agent prepared by the two experimental groups; experiments show that the drying speed of the curing agent prepared by using glycerol as the humectant is obviously reduced compared with that of the curing agent prepared by using diethylene glycol as the humectant;
s3, carrying out finishing analysis on experimental results by combining experimental data obtained in the steps S1 and S2, and designing a process formula of the new curing agent by combining the analysis results;
s4, trial the novel curing agent manufacturing process in a workshop, and putting the novel curing agent manufactured by the novel process formula into the market to know the market feedback condition in time;
s5, finishing and analyzing feedback conditions of the market, further optimizing a process formula of the curing agent, and finishing and summarizing a method for preventing the curing agent of the anchoring agent from drying according to the optimized process formula.
According to the invention, simulation experiments prove that the drying degree of the curing agent is inversely related to the anchoring and supporting effect, the drier the curing agent is, the less the stirring effect is, the more the anchoring phenomenon is easy to occur, and the worse the anchoring and supporting effect is; in addition, the control experiment is designed by the control variable method, so that the specific reason for causing the curing agent to dry is accurately obtained, and a user can pertinently optimize the process formula of the curing agent according to the experimental result, thereby effectively improving the drying resistance of the curing agent; furthermore, the process formula of the curing agent is optimized by the method provided by the invention, the novel curing agent is prepared, the formula is further improved according to market feedback, the problem that the curing agent dries within three months is solved, the quality complaint caused by the drying of the curing agent is avoided, the quality compensation caused by the drying of the curing agent is avoided, and meanwhile, the cost of technical service is greatly reduced. In summary, the invention explores the concrete reason of drying the curing agent, improves the process formula of the curing agent, slows down the drying speed of the curing agent, and further solves the problems of slow gel time, low early strength, reduced anchoring force and anchor loss of the anchoring agent caused by drying of the curing agent
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. An anchor agent curing agent drying reason research and a prevention method thereof are characterized by comprising the following steps:
s1, designing a simulation experiment, simulating the use condition of an underground anchoring agent, and analyzing the influence of drying of a curing agent on an anchoring effect;
s2, designing a control experiment through a controlled variable method, and researching a specific cause of drying of the curing agent; the method specifically comprises the following steps:
a1, analyzing the influence of inert fillers in the curing agent on the drying of the curing agent: adopting a standard process formula of the curing agent, taking the type of inert filler in the formula as an experimental variable, designing a plurality of experimental groups on the premise of ensuring that other formulas are completely the same, respectively preparing the curing agent by using different inert fillers with basically the same granularity, and observing the drying speed of the curing agent prepared by the experimental groups;
a2, analyzing the influence of the mixing amount of the thickener on the drying of the curing agent: adopting a standard process formula of the curing agent, taking the mixing amount of the thickener in the formula as an experimental variable, designing a plurality of experimental groups on the premise of ensuring that other formulas are identical, using different mixing amounts of the same thickener in the curing agent, and observing the drying speed of the curing agent prepared by the experimental groups;
a3, analyzing the influence of different thickening agents on drying of the curing agent: adopting a standard process formula of the curing agent, taking the types of the thickening agents in the formula as experimental variables, designing a plurality of experimental groups on the premise of ensuring that other formulas are identical, respectively preparing the curing agent by using different types of the thickening agents with the same dosage, and observing the drying speed of the curing agent prepared by the experimental groups;
a4, analyzing the influence of the weight ratio of the inert filler to the 20% BPO paste on the drying speed of the curing agent: adopting a standard process formula of the curing agent, taking the weight ratio of the inert filler to the 20% BPO paste as an experimental variable, designing a plurality of experimental groups on the premise of ensuring that other formulas are completely the same, preparing the curing agent according to the weight ratio of the inert filler to the 20% BPO paste of (3-1) to 1, and observing the drying speed of the curing agent prepared by the experimental groups;
a5, analyzing the influence of different humectants in the curing agent on drying of the curing agent: adopting a standard process formula of the curing agent, taking the types of the humectant in the formula as experimental variables, designing a plurality of experimental groups on the premise of ensuring that other formulas are identical, respectively preparing the curing agent by using different types of humectant, and observing the drying speed of the curing agent prepared by the experimental groups;
s3, carrying out finishing analysis on experimental results by combining experimental data obtained in the steps S1 and S2, and designing a process formula of the curing agent by combining the analysis results;
s4, trial the curing agent manufacturing process in a workshop, and putting the curing agent manufactured by the process formula into the market to know the market feedback condition in time;
s5, finishing and analyzing feedback conditions of the market, further optimizing a process formula of the curing agent, and finishing and summarizing a method for preventing the curing agent of the anchoring agent from drying according to the optimized process formula.
2. The method for studying and preventing the cause of drying of an anchor agent according to claim 1, wherein the simulation test mentioned in S1 is: the drier the curing agent, the less the stirring effect, and the more easily the anchor loss phenomenon occurs.
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