CN105176422A - Low-cost anaerobic adhesive and preparation method thereof - Google Patents
Low-cost anaerobic adhesive and preparation method thereof Download PDFInfo
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- CN105176422A CN105176422A CN201510694545.1A CN201510694545A CN105176422A CN 105176422 A CN105176422 A CN 105176422A CN 201510694545 A CN201510694545 A CN 201510694545A CN 105176422 A CN105176422 A CN 105176422A
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- anaerobic glue
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Abstract
The invention relates to a low-cost anaerobic adhesive and a preparation method thereof. The anaerobic adhesive is prepared from the following components in percentage by weight: 36.0%-45.2% of an acrylic ester oligomer, 8.8%-11.1% of an acrylate monomer, 1.0%-2.0% of a stabilizer, 2.0%-3.0% of an accelerant, 30.0%-40.0% of silica powder, 7.5%-10.0% of hollow glass beads, 1.0%-2.0% of an initiator and 0.1%-0.4% of a dye. The preparation method comprises the following steps: adding the acrylic ester oligomer, the acrylate monomer, the stabilizer and the accelerant to a power mixer, and stirring evenly until various components are fully dissolved; and sequentially adding the silica powder and the hollow glass beads, mixing the silica powder and the hollow glass beads evenly, adding the initiator and the dye, and stirring and mixing until the dye is fully dissolved. The low-cost anaerobic adhesive provided by the invention is relatively fast in curing speed and relatively high in curing strength, and has excellent storage stability; and the cost is reduced by over 30%.
Description
Technical field
The invention belongs to anaerobic glue technical field, relate to a kind of low cost anaerobic glue and preparation method thereof.
Background technology
Anaerobic glue is the single-component sealed binder utilizing oxygen to make free radical inhibition principle, can realize rapid polymerization at ambient temperature and solidify when glue and air exclusion under the effect of catalyzer, and it not only can be used for bonding but also can be used for sealing; Along with the development of the industry such as automobile, machinery, market also sharply increases anaerobic glue demand; For aspect of performance, except requiring that anaerobic glue curing speed is fast, intensity is high and except excellent storage stability, people also especially pay attention to for the cost control of anaerobic glue.In prior art, because of mineral filler wide material sources, cheap, join in anaerobic glue formula can significantly reduce costs as filler, but mineral filler density is large, and wherein there is moisture and free metal, anaerobic glue density and package stability are affected comparatively large, limit the application of prepared anaerobic glue.The invention provides a kind of low cost anaerobic glue, silicon powder is made filler, and allocate appropriate low-density hollow glass bead reduction density into, this anaerobic glue curing speed is faster, solidification intensity is higher, cost significantly reduces, and has excellent package stability simultaneously.
Summary of the invention
Technical problem to be solved by this invention is for above shortcomings in prior art, provides a kind of low cost anaerobic glue and preparation method thereof.
For solving the problems of the technologies described above, technical scheme provided by the invention is:
There is provided a kind of low cost anaerobic glue, it is characterized in that, it is made up of the component of following weight content:
Each component sum is 100%;
Described origoester acrylate is bisphenol A epoxy diacrylate and the aromatic urethane diacrylate mixture that obtains of 1:3 ~ 1:4 in mass ratio;
Described aromatic urethane diacrylate is aromatic urethane diacrylate (I) and aromatic urethane diacrylate (II) mixture that obtains of 4:1 in mass ratio;
Wherein the structural formula of aromatic urethane diacrylate (I) is:
The structural formula of aromatic urethane diacrylate (II) is:
Described acrylate monomer is one or more in hydroxyethyl methylacrylate, Rocryl 410 or Propylene glycol monoacrylate mixtures of obtaining in any proportion;
Described stablizer is sodium ethylene diamine tetracetate;
Described promotor is a kind of in benzoic sulfimide or pyrodin or both mixtures of obtaining of 2:1 ~ 4:1 in mass ratio;
Described initiator is isopropyl benzene hydroperoxide;
Described dyestuff is the one in oil red, solvent blue or Oil Yellow.
By such scheme, described silicon powder particle diameter is 800 ~ 1000 orders, and water content is less than 0.5wt%, and free metal content is less than 200PPM.
By such scheme, described hollow glass micropearl particle diameter is 40 ~ 60 microns, and density is 0.3 ~ 0.4g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
Preparation method's step of low cost anaerobic glue of the present invention is as follows: origoester acrylate, acrylate monomer, stablizer and promotor being joined in power mixer stirs to each component fully dissolves, add silicon powder and hollow glass micropearl successively again, add initiator and dyestuff after mixing, be uniformly mixed fully to dissolve to dyestuff and namely obtain low cost anaerobic glue.
Beneficial effect of the present invention is: 1, the present invention adopts low cost silicon powder (price 1.7 yuan/kg) to make filler, coordinates a small amount of low-density hollow glass bead to reduce anaerobic glue density simultaneously, makes anaerobic glue formulation cost low; 2, this anaerobic glue is using epoxy acrylate or some polyurethanes triacrylate as matrix resin, add silicon powder and hollow glass micropearl as filler simultaneously, improve anaerobic glue cured strength while accelerating anaerobic glue curing speed, make anaerobic glue have excellent curing performance; 3, this anaerobic glue is filled a prescription filler silicon powder used and hollow glass micropearl water content is few, free metal ion content is low, makes prepared anaerobic glue have good storage stability, is applicable to the field such as thread locking, pipe thread seal.
Embodiment
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with embodiment, the present invention is described in further detail.
Embodiment of the present invention aromatic urethane diacrylate used is aromatic urethane diacrylate (I) and aromatic urethane diacrylate (II) mixture that obtains of 4:1 in mass ratio;
Wherein the structural formula of aromatic urethane diacrylate (I) is:
The structural formula of aromatic urethane diacrylate (II) is:
Embodiment 1
Prepare a kind of low cost anaerobic glue, each component and mass content as follows:
Wherein silicon powder particle diameter is 1000 orders, and water content is less than 0.5wt%, and free metal content is less than 200PPM; Hollow glass micropearl particle diameter is 40 microns, and density is 0.4g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
Concrete preparation method is: aromatic urethane diacrylate, bisphenol A epoxy diacrylate, hydroxyethyl methylacrylate, sodium ethylene diamine tetracetate, benzoic sulfimide and pyrodin are joined in power mixer and be uniformly mixed to each component and fully dissolve, successively silicon powder and hollow glass micropearl added again and be uniformly mixed, add isopropyl benzene hydroperoxide and oil red subsequently, be uniformly mixed to dyestuff fully to dissolve and namely obtain low cost anaerobic glue, its performance test data is as shown in table 1.
Embodiment 2
Prepare a kind of low cost anaerobic glue, each component and mass content as follows:
Wherein silicon powder particle diameter is 800 orders, and water content is less than 0.5wt%, and free metal content is less than 200PPM; Hollow glass micropearl particle diameter is 60 microns, and density is 0.3g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
Concrete preparation method is: aromatic urethane diacrylate, bisphenol A epoxy diacrylate, Propylene glycol monoacrylate, sodium ethylene diamine tetracetate, benzoic sulfimide and pyrodin are joined in power mixer and be uniformly mixed to each component and fully dissolve, successively silicon powder and hollow glass micropearl added again and be uniformly mixed, add isopropyl benzene hydroperoxide and oil red subsequently, be uniformly mixed to dyestuff fully to dissolve and namely obtain low cost anaerobic glue, its performance test data is as shown in table 1.
Embodiment 3
Prepare a kind of low cost anaerobic glue, each component and mass content as follows:
Wherein silicon powder particle diameter is 800 orders, and water content is less than 0.5wt%, and free metal content is less than 200PPM; Hollow glass micropearl particle diameter is 40 microns, and density is 0.4g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
Concrete preparation method is: aromatic urethane diacrylate, bisphenol A epoxy diacrylate, Rocryl 410, sodium ethylene diamine tetracetate, benzoic sulfimide and pyrodin are joined in power mixer and be uniformly mixed to each component and fully dissolve, successively silicon powder and hollow glass micropearl added again and be uniformly mixed, add isopropyl benzene hydroperoxide and oil red subsequently, be uniformly mixed to dyestuff fully to dissolve and namely obtain low cost anaerobic glue, its performance test data is as shown in table 1.
Embodiment 4
Prepare a kind of low cost anaerobic glue, each component and mass content as follows:
Wherein silicon powder particle diameter is 800 orders, and water content is less than 0.5wt%, and free metal content is less than 200PPM; Hollow glass micropearl particle diameter is 40 microns, and density is 0.4g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
Concrete preparation method is: aromatic urethane diacrylate, bisphenol A epoxy diacrylate, Rocryl 410, Propylene glycol monoacrylate, sodium ethylene diamine tetracetate, benzoic sulfimide and pyrodin are joined in power mixer and be uniformly mixed to each component and fully dissolve, successively silicon powder and hollow glass micropearl added again and be uniformly mixed, add isopropyl benzene hydroperoxide and oil red subsequently, be uniformly mixed to dyestuff fully to dissolve and namely obtain low cost anaerobic glue, its performance test data is as shown in table 1.
Embodiment 5
Prepare a kind of low cost anaerobic glue, each component and mass content as follows:
Wherein silicon powder particle diameter is 800 orders, and water content is less than 0.5wt%, and free metal content is less than 200PPM; Hollow glass micropearl particle diameter is 60 microns, and density is 0.3g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
Concrete preparation method is: aromatic urethane diacrylate, bisphenol A epoxy diacrylate, hydroxyethyl methylacrylate, Propylene glycol monoacrylate, sodium ethylene diamine tetracetate, benzoic sulfimide and pyrodin are joined in power mixer and be uniformly mixed to each component and fully dissolve, successively silicon powder and hollow glass micropearl added again and be uniformly mixed, add isopropyl benzene hydroperoxide and oil red subsequently, be uniformly mixed to dyestuff fully to dissolve and namely obtain low cost anaerobic glue, its performance test data is as shown in table 1.
Table 1
Note: commercial samples is the anaerobic glue of the LITAI100 model that Li Tai anaerobic glue company limited produces, and commercially available at present, cost is 15 ~ 20 yuan/Kg, adopts embodiment of the present invention scheme cost to reduce by more than 30%.
As seen from the above embodiment compared with commercial like product, low cost anaerobic glue curing speed provided by the invention faster (13-15min), solidification intensity higher (32-35Nm), cost significantly reduces, and has excellent package stability (>30h).
Claims (4)
1. a low cost anaerobic glue, is characterized in that, it is made up of the component of following weight content:
Described origoester acrylate is bisphenol A epoxy diacrylate and the aromatic urethane diacrylate mixture that obtains of 1:3 ~ 1:4 in mass ratio;
Described aromatic urethane diacrylate is aromatic urethane diacrylate (I) and aromatic urethane diacrylate (II) mixture that obtains of 4:1 in mass ratio;
Wherein the structural formula of aromatic urethane diacrylate (I) is:
The structural formula of aromatic urethane diacrylate (II) is:
Described acrylate monomer is one or more in hydroxyethyl methylacrylate, Rocryl 410 or Propylene glycol monoacrylate mixtures of obtaining in any proportion;
Described stablizer is sodium ethylene diamine tetracetate;
Described promotor is a kind of in benzoic sulfimide or pyrodin or both mixtures of obtaining of 2:1 ~ 4:1 in mass ratio;
Described initiator is isopropyl benzene hydroperoxide;
Described dyestuff is the one in oil red, solvent blue or Oil Yellow.
2. low cost anaerobic glue according to claim 1, it is characterized in that described silicon powder particle diameter is 800 ~ 1000 orders, water content is less than 0.5wt%, and free metal content is less than 200PPM.
3. low cost anaerobic glue according to claim 1, it is characterized in that described hollow glass micropearl particle diameter is 40 ~ 60 microns, density is 0.3 ~ 0.4g/cm
3, water content is less than 0.5wt%, and free metal content is less than 200PPM.
4. the preparation method of the arbitrary described low cost anaerobic glue of claim 1-3, it is characterized in that step is as follows: origoester acrylate, acrylate monomer, stablizer and promotor being joined in power mixer stirs to each component fully dissolves, add silicon powder and hollow glass micropearl successively again, add initiator and dyestuff after mixing, be uniformly mixed fully to dissolve to dyestuff and namely obtain low cost anaerobic glue.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398631A (en) * | 2016-08-31 | 2017-02-15 | 山东禹王和天下新材料有限公司 | Anaerobic adhesive used for sealing plastic members, and preparation method thereof |
| CN110831994A (en) * | 2017-07-03 | 2020-02-21 | 喜利得股份公司 | Urethane methacrylate compound and use thereof |
| WO2020240023A1 (en) * | 2019-05-31 | 2020-12-03 | Henkel IP & Holding GmbH | Curative free joint sealant |
| CN114350297A (en) * | 2020-10-12 | 2022-04-15 | 广东三和控股有限公司 | Anaerobic adhesive with good storage stability and preparation method thereof |
| RU2778682C2 (en) * | 2017-07-03 | 2022-08-23 | Хильти Акциенгезельшафт | Urethane methacrylate compounds and their application |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103320075A (en) * | 2013-07-11 | 2013-09-25 | 天津市合成材料工业研究所 | One-component ultraviolet-light-anaerobic dual-curing adhesive |
| CN103342966A (en) * | 2013-07-02 | 2013-10-09 | 广东恒大新材料科技有限公司 | High-strength high-temperature-resistant structural anaerobic adhesive and preparation method thereof |
| JP5794236B2 (en) * | 2010-12-03 | 2015-10-14 | スリーボンドファインケミカル株式会社 | Curable composition |
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2015
- 2015-10-21 CN CN201510694545.1A patent/CN105176422B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5794236B2 (en) * | 2010-12-03 | 2015-10-14 | スリーボンドファインケミカル株式会社 | Curable composition |
| CN103342966A (en) * | 2013-07-02 | 2013-10-09 | 广东恒大新材料科技有限公司 | High-strength high-temperature-resistant structural anaerobic adhesive and preparation method thereof |
| CN103320075A (en) * | 2013-07-11 | 2013-09-25 | 天津市合成材料工业研究所 | One-component ultraviolet-light-anaerobic dual-curing adhesive |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398631A (en) * | 2016-08-31 | 2017-02-15 | 山东禹王和天下新材料有限公司 | Anaerobic adhesive used for sealing plastic members, and preparation method thereof |
| CN110831994A (en) * | 2017-07-03 | 2020-02-21 | 喜利得股份公司 | Urethane methacrylate compound and use thereof |
| RU2778682C2 (en) * | 2017-07-03 | 2022-08-23 | Хильти Акциенгезельшафт | Urethane methacrylate compounds and their application |
| WO2020240023A1 (en) * | 2019-05-31 | 2020-12-03 | Henkel IP & Holding GmbH | Curative free joint sealant |
| CN113906115A (en) * | 2019-05-31 | 2022-01-07 | 汉高知识产权控股有限责任公司 | Joint sealant without curing agent |
| CN113906115B (en) * | 2019-05-31 | 2023-09-12 | 汉高股份有限及两合公司 | Joint sealant without curing agent |
| CN114350297A (en) * | 2020-10-12 | 2022-04-15 | 广东三和控股有限公司 | Anaerobic adhesive with good storage stability and preparation method thereof |
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| CN105176422B (en) | 2018-04-20 |
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Address after: No. 18 (14) Yinhu Science and Technology Industrial Development Park, Dongxihu District, Wuhan City, Hubei Province, 430040 Patentee after: Wuhan Double Bond New Materials Co.,Ltd. Address before: 430034 707 Chuangye Building, Qixiong Road, Dongxihu District, Wuhan City, Hubei Province Patentee before: WUHAN DOUBLE-BOND CHEMICAL SEALING MATERIAL CO.,LTD. |