CN113773804A - Special debonder for environment-friendly anaerobic adhesive and preparation method and application thereof - Google Patents
Special debonder for environment-friendly anaerobic adhesive and preparation method and application thereof Download PDFInfo
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- CN113773804A CN113773804A CN202111207705.7A CN202111207705A CN113773804A CN 113773804 A CN113773804 A CN 113773804A CN 202111207705 A CN202111207705 A CN 202111207705A CN 113773804 A CN113773804 A CN 113773804A
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- anaerobic adhesive
- debonding agent
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- 239000000853 adhesive Substances 0.000 title claims abstract description 65
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 65
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 40
- 230000007797 corrosion Effects 0.000 claims abstract description 16
- 238000005260 corrosion Methods 0.000 claims abstract description 16
- 239000002904 solvent Substances 0.000 claims abstract description 15
- WHMDKBIGKVEYHS-IYEMJOQQSA-L Zinc gluconate Chemical compound [Zn+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O WHMDKBIGKVEYHS-IYEMJOQQSA-L 0.000 claims abstract description 12
- 239000011670 zinc gluconate Substances 0.000 claims abstract description 12
- 229960000306 zinc gluconate Drugs 0.000 claims abstract description 12
- 235000011478 zinc gluconate Nutrition 0.000 claims abstract description 12
- 229920000805 Polyaspartic acid Polymers 0.000 claims abstract description 11
- 108010064470 polyaspartate Proteins 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 10
- 239000003112 inhibitor Substances 0.000 claims abstract description 10
- 239000000539 dimer Substances 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- WUOACPNHFRMFPN-SECBINFHSA-N (S)-(-)-alpha-terpineol Chemical compound CC1=CC[C@@H](C(C)(C)O)CC1 WUOACPNHFRMFPN-SECBINFHSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- OVKDFILSBMEKLT-UHFFFAOYSA-N alpha-Terpineol Natural products CC(=C)C1(O)CCC(C)=CC1 OVKDFILSBMEKLT-UHFFFAOYSA-N 0.000 claims description 8
- 229940088601 alpha-terpineol Drugs 0.000 claims description 8
- QMYGFTJCQFEDST-UHFFFAOYSA-N 3-methoxybutyl acetate Chemical compound COC(C)CCOC(C)=O QMYGFTJCQFEDST-UHFFFAOYSA-N 0.000 claims description 5
- IANJCAMGNMETCE-UHFFFAOYSA-N C(CCC(=O)OC(C)CCCCCC)(=O)OC(C)CCCCCC.[Na] Chemical compound C(CCC(=O)OC(C)CCCCCC)(=O)OC(C)CCCCCC.[Na] IANJCAMGNMETCE-UHFFFAOYSA-N 0.000 claims description 5
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 4
- 229920005862 polyol Polymers 0.000 claims description 4
- 150000003077 polyols Chemical class 0.000 claims description 4
- JTXMVXSTHSMVQF-UHFFFAOYSA-N 2-acetyloxyethyl acetate Chemical compound CC(=O)OCCOC(C)=O JTXMVXSTHSMVQF-UHFFFAOYSA-N 0.000 claims description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 238000009736 wetting Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 239000000758 substrate Substances 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 229910052755 nonmetal Inorganic materials 0.000 abstract description 6
- 238000002791 soaking Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000007769 metal material Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 31
- 238000003756 stirring Methods 0.000 description 17
- 239000000463 material Substances 0.000 description 11
- 239000008367 deionised water Substances 0.000 description 7
- 229910021641 deionized water Inorganic materials 0.000 description 7
- 239000003292 glue Substances 0.000 description 7
- 239000002585 base Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 229960001701 chloroform Drugs 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 2
- 239000012964 benzotriazole Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- CUDYYMUUJHLCGZ-UHFFFAOYSA-N 2-(2-methoxypropoxy)propan-1-ol Chemical compound COC(C)COC(C)CO CUDYYMUUJHLCGZ-UHFFFAOYSA-N 0.000 description 1
- QCAHUFWKIQLBNB-UHFFFAOYSA-N 3-(3-methoxypropoxy)propan-1-ol Chemical compound COCCCOCCCO QCAHUFWKIQLBNB-UHFFFAOYSA-N 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- -1 PGDA Chemical compound 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- UDHMTPILEWBIQI-UHFFFAOYSA-N butyl naphthalene-1-sulfonate;sodium Chemical compound [Na].C1=CC=C2C(S(=O)(=O)OCCCC)=CC=CC2=C1 UDHMTPILEWBIQI-UHFFFAOYSA-N 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000008816 organ damage Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000012207 thread-locking agent Substances 0.000 description 1
Classifications
-
- 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
- C09K3/00—Materials not provided for elsewhere
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention belongs to the technical field of environment-friendly dispergator, and discloses a dispergator special for environment-friendly anaerobic adhesive and a preparation method and application thereof. The debonding agent special for the environment-friendly anaerobic adhesive comprises the following components in percentage by mass: 30-60% of environment-friendly solvent, 3-7% of accelerant, 1-5% of penetrating agent, 1-3% of corrosion inhibitor and the balance of water. The debonding agent special for the environment-friendly anaerobic adhesive is environment-friendly and safe in components, environment-friendly solvents with small smell and high flash point are selected to be matched with polyaspartic acid, dimer acid and zinc gluconate which have good biodegradability and are harmless to human bodies to serve as corrosion inhibitors, the anaerobic adhesive on the surfaces of electronic parts can be rapidly and effectively removed within 10-20min through reasonable compatibility and soaking and using under simple heating conditions, the debonding agent is suitable for most metal and non-metal materials, the substrates are safe and free of corrosion damage during degumming, the technological process is friendly to the environment and human bodies, the odor is mild, the usage is convenient, and the debonding agent is healthy and environment-friendly.
Description
Technical Field
The invention belongs to the technical field of environment-friendly dispergator, and particularly relates to a dispergator special for environment-friendly anaerobic adhesive and a preparation method and application thereof.
Background
The anaerobic adhesive is called anaerobic adhesive for short, also called anaerobic adhesive, thread adhesive and mechanical adhesive, and is a novel sealing adhesive. It will not solidify when it contacts with oxygen or air, once the air is isolated, it can be polymerized and solidified quickly at room temp. to form firm adhesion and good sealing. With the rapid development of electronic information technology, the anaerobic adhesive is gradually applied to the production and manufacturing process of electronic products, and the problem that how to remove the residual anaerobic adhesive on the electronic products is followed.
The anaerobic adhesive is different from other adhesives, is an environment-friendly adhesive without solvent, can be cured at room temperature for a short time, achieves higher strength and sealing property, and has strong solvent resistance, acid and alkali resistance and high temperature resistance. Compared with adhesive sticker, protective glue, UV glue, thermosetting glue and the like, because the glue contains a certain solvent, after the glue is cured along with the volatilization of the solvent, a large number of microscopic pores are left in the adhesive, so that the degumming agent can quickly permeate the swelling glue during the removal process to achieve the purpose of removing; the anaerobic adhesive does not contain a solvent, the effect of curing by initiating a polymerization reaction is achieved by isolating oxygen, the sealing property of the adhesive is high, and the difficulty in disassembling and removing is high.
Because the anaerobic adhesive is difficult to remove, the used removing agent and the removing process thereof have obvious difference with other adhesives. The anaerobic adhesive remover on the market at present has various problems in the using process, such as the components contain a solvent harmful to the environment and human bodies, and environmental pollution is caused in the using process or direct or indirect damage is caused after the human bodies contact; or the requirement on the use temperature is high, a large amount of energy is consumed, and safety hidden dangers are brought. For example, the patent application CN 112143589a discloses a degumming agent for rapidly removing anaerobic glue, wherein a large amount of environmentally and human-unfriendly solvents are used, such as: phenol, chloroform, dichloromethane, DMF, etc. can cause organ damage in human body after long-term contact, and serious patients may cause pathological changes and have the risk of cancer.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention mainly aims to provide the special debonding agent for the environment-friendly anaerobic adhesive.
The dispergator special for the environment-friendly anaerobic adhesive is environment-friendly and safe in components, does not contain chemical substances which are harmful to the environment and operators, and is simple in preparation process and convenient to use and operate.
The invention also aims to provide a preparation method of the debonding agent special for the environment-friendly anaerobic adhesive.
The invention further aims to provide application of the debonding agent special for the environment-friendly anaerobic adhesive.
The debonding agent special for the environment-friendly anaerobic adhesive has a wide application range, can be used for removing anaerobic adhesives on the surfaces of various substrates, including most of metal and non-metal substrates, cannot damage the substrates while removing the adhesives, and is convenient to use, safe and environment-friendly in process.
The purpose of the invention is realized by the following scheme:
the debonding agent special for the environment-friendly anaerobic adhesive comprises the following components in percentage by mass: 30-60% of environment-friendly solvent, 3-7% of accelerant, 1-5% of penetrating agent, 1-3% of corrosion inhibitor and the balance of water.
Further, the environment-friendly solvent can comprise at least one of alpha-terpineol, gamma-butyrolactone, ethylene carbonate, polyol mixed ester and 3-methoxy butyl acetate; preferably a combination of two or more.
Further, the polyol mixed ester may include at least one of EGDA, PGDA, and PCE.
Further, the accelerator may include at least one of ethanol and isopropanol.
Further, the wetting penetrant may include at least one of peregal-O, di-sec-octyl succinate sodium sulfonate, and sodium butanedinaphthalenesulfonate.
Further, the corrosion inhibitor can comprise at least one of zinc gluconate, dimer acid and polyaspartic acid; preferably a combination of two or more; more preferably, zinc gluconate is included, and at least one of dimer acid and polyaspartic acid is included.
Further, the water is preferably deionized water.
The invention also provides a preparation method of the debonding agent special for the environment-friendly anaerobic adhesive, which comprises the steps of mixing the components in proportion and uniformly stirring. The stirring is uniform, and the stirring is preferably 20-30 min.
Further, it is preferable to add the next component every time one component is added and stirred uniformly.
Further, it is more preferable to add the next component after stirring for 1 to 2min for every addition of one component.
The debonding agent special for the environment-friendly anaerobic adhesive can be applied to the removal of the anaerobic adhesive on the surfaces of various substrates. The material of the base material can be red copper, brass, 6 series aluminum alloy, 7 series aluminum alloy, carbon steel, stainless steel, glass, ceramic and other metal or nonmetal materials.
The degumming process specifically comprises the following steps: controlling the temperature of the debonding agent to be 50-60 ℃, and soaking the workpiece to be degummed into the debonding agent special for the environment-friendly anaerobic adhesive, so that the anaerobic adhesive on the surface of the workpiece can be removed.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the dispergator special for the environment-friendly anaerobic adhesive is environment-friendly and safe in components, and does not contain chemical substances which are harmful to the environment and operators; wherein, the environmental-friendly solvent with small smell and high flash point is selected to be matched with polyaspartic acid, dimer acid and zinc gluconate which have good biodegradability and are harmless to human bodies to be used as corrosion inhibitors, and the purpose is to provide an environmental-friendly and safe dispergator formula for anaerobic adhesives.
2. The debonding agent special for the environment-friendly anaerobic adhesive can rapidly and effectively remove the anaerobic adhesive on the surface of an electronic part within 10-20min by soaking and using under a simple heating condition through reasonable compatibility, is suitable for most of metal and non-metal materials, is used for removing the anaerobic adhesive on the surface of most of base materials on the market at present, is safe and free from corrosion damage to the base materials while degumming, is environment-friendly and human-friendly in process, mild in smell, convenient to use, healthy and environment-friendly.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto. The materials referred to in the following examples are commercially available without specific reference. The method is a conventional method unless otherwise specified.
Example 1
The debonding agent special for the environment-friendly anaerobic adhesive comprises the following raw materials in percentage by mass: 30% of alpha-terpineol, 20% of gamma-butyrolactone, 5% of ethanol, peregal-O3%, 1% of polyaspartic acid, 1% of zinc gluconate and the balance of deionized water.
Adding the above components into a reaction kettle in sequence according to a certain proportion, adding one raw material from the second raw material, stirring for 1-2min, adding the next raw material until all raw materials are added, and continuously stirring for 20-30min to obtain the dispergator.
Example 2
The debonding agent special for the environment-friendly anaerobic adhesive comprises the following raw materials in percentage by mass: 20% of alpha-terpineol, 10% of EGDA, 10% of ethylene carbonate, 7% of isopropanol, 2% of di-sec-octyl succinate sodium sulfonate, 1% of zinc gluconate and the balance of deionized water.
Adding the above components into a reaction kettle in sequence according to a certain proportion, adding one raw material from the second raw material, stirring for 1-2min, adding the next raw material until all raw materials are added, and continuously stirring for 20-30min to obtain the dispergator.
Example 3
The debonding agent special for the environment-friendly anaerobic adhesive comprises the following raw materials in percentage by mass: 20% of alpha-terpineol, 15% of gamma butyrolactone, 15% of 3-methoxybutyl acetate, 5% of ethanol, 1% of peregal-O3, 1% of dimer acid, 1% of zinc gluconate and the balance of deionized water.
Adding the above components into a reaction kettle in sequence according to a certain proportion, adding one raw material from the second raw material, stirring for 1-2min, adding the next raw material until all raw materials are added, and continuously stirring for 20-30min to obtain the dispergator.
Example 4
The debonding agent special for the environment-friendly anaerobic adhesive comprises the following raw materials in percentage by mass: 30% of alpha-terpineol, 20% of PCE, 7% of isopropanol, 3% of sodium butylnaphthalenesulfonate, 1% of polyaspartic acid, 1% of zinc gluconate and the balance of deionized water.
Adding the above components into a reaction kettle in sequence according to a certain proportion, adding one raw material from the second raw material, stirring for 1-2min, adding the next raw material until all raw materials are added, and continuously stirring for 20-30min to obtain the dispergator.
Example 5
The debonding agent special for the environment-friendly anaerobic adhesive comprises the following raw materials in percentage by mass: 15% of alpha-terpineol, 15% of gamma butyrolactone, PGDA 10%, 10% of 3-methoxybutyl acetate, 7% of ethanol, 2% of sodium di-sec-octyl succinate sulfonate, 1% of polyaspartic acid, 1% of zinc gluconate and the balance of deionized water.
Adding the above components into a reaction kettle in sequence according to a certain proportion, adding one raw material from the second raw material, stirring for 1-2min, adding the next raw material until all raw materials are added, and continuously stirring for 20-30min to obtain the dispergator.
Comparative example 1
The anaerobic adhesive debonder is prepared from the following raw materials in percentage by mass: 15% of alpha-terpineol, 15% of gamma butyrolactone, PGDA 10%, 10% of 3-methoxybutyl acetate, 7% of ethanol, 2% of sodium di-sec-octyl succinate sulfonate, 1% of dimer acid, 1% of polyaspartic acid and the balance of deionized water.
Adding the above components into a reaction kettle in sequence according to a certain proportion, adding one raw material from the second raw material, stirring for 1-2min, adding the next raw material until all raw materials are added, and continuously stirring for 20-30min to obtain the dispergator.
Comparative example 2
An anaerobic adhesive debonder is provided by the patent CN 112143589A and is prepared from the following raw materials in percentage by mass: 50% of phenol, 39% of trichloromethane, 2% of benzotriazole and 9% of dipropylene glycol methyl ether.
And fully stirring the weighed phenol, the trichloromethane solvent, the benzotriazole corrosion inhibitor and the dipropylene glycol monomethyl ether penetrating agent for 1h to obtain the degumming agent.
The application example is as follows: after a large-area red copper substrate was uniformly pasted and cured using a commercially available letai 290 anaerobic adhesive, the substrate was cut into small pieces of 5.0cm × 2.5cm, and the pieces were immersed in the debonding agent prepared in the above examples, respectively, with the temperature of the debonding agent controlled at 50 to 60 ℃, and the time taken for the completion of peeling of the anaerobic adhesive from the surface of the workpiece was recorded, and the results are shown in table 1.
TABLE 1
As can be seen from Table 1, the dispergator special for the environment-friendly anaerobic adhesive has the advantages that the components are environment-friendly, the anaerobic adhesive on the surface of an electronic part can be rapidly and effectively removed within 10-20min by soaking under a simple heating condition, no colloid residue exists on the surface of a base material after stripping, no corrosion damage is caused to the material, the process is environment-friendly and human-friendly, the smell is mild, and the environment is healthy and environment-friendly.
And (3) corrosion test: taking the dispergator in the embodiment 1 as an example, controlling the temperature of the dispergator to be 50-60 ℃, taking different metal and non-metal base materials to be respectively immersed in the dispergator, soaking for 30min, taking out, observing the corrosion condition of the surface of the base material, taking the comparative example 1 as a reference, and comparing the results with the results shown in the table 2.
TABLE 2
As can be seen from Table 2, the debonding agent special for the environment-friendly anaerobic adhesive is suitable for most of metal and non-metal materials, and is safe and free of corrosion damage to the materials while being used for degumming.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. The debonding agent special for the environment-friendly anaerobic adhesive is characterized by comprising the following components in percentage by mass: 30-60% of environment-friendly solvent, 3-7% of accelerant, 1-5% of penetrating agent, 1-3% of corrosion inhibitor and the balance of water.
2. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 1, which is characterized in that: the environment-friendly solvent comprises at least one of alpha-terpineol, gamma-butyrolactone, ethylene carbonate, polyol mixed ester and 3-methoxy butyl acetate.
3. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 2, which is characterized in that: the polyol mixed ester comprises at least one of EGDA, PGDA and PCE.
4. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 1, which is characterized in that: the promoter comprises at least one of ethanol and isopropanol.
5. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 1, which is characterized in that: the wetting penetrating agent comprises at least one of peregal-O, sodium di-sec-octyl succinate sulfonate and sodium butanedinaphthalenesulfonate.
6. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 1, which is characterized in that: the corrosion inhibitor comprises at least one of zinc gluconate, dimer acid and polyaspartic acid.
7. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 1, which is characterized in that: the corrosion inhibitor comprises two or more of zinc gluconate, dimer acid and polyaspartic acid.
8. The debonding agent special for the environment-friendly anaerobic adhesive according to claim 1, which is characterized in that: the corrosion inhibitor comprises zinc gluconate and at least one of dimer acid and polyaspartic acid.
9. The preparation method of the debonder special for the environment-friendly anaerobic adhesive of any one of claims 1 to 8 is characterized by comprising the following steps: the components are mixed according to a certain proportion and stirred uniformly to obtain the debonding agent special for the environment-friendly anaerobic adhesive.
10. Use of the debonder dedicated to environmental anaerobic adhesives of any one of claims 1 to 8 for the removal of anaerobic adhesives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111207705.7A CN113773804B (en) | 2021-10-18 | 2021-10-18 | Special dispergator for environment-friendly anaerobic adhesive and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111207705.7A CN113773804B (en) | 2021-10-18 | 2021-10-18 | Special dispergator for environment-friendly anaerobic adhesive and preparation method and application thereof |
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| Publication Number | Publication Date |
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| CN113773804A true CN113773804A (en) | 2021-12-10 |
| CN113773804B CN113773804B (en) | 2023-11-10 |
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