CN103709982A - Preparation method of epoxy resin adhesive special for offshore wind power blades - Google Patents
Preparation method of epoxy resin adhesive special for offshore wind power blades Download PDFInfo
- Publication number
- CN103709982A CN103709982A CN201310631069.XA CN201310631069A CN103709982A CN 103709982 A CN103709982 A CN 103709982A CN 201310631069 A CN201310631069 A CN 201310631069A CN 103709982 A CN103709982 A CN 103709982A
- Authority
- CN
- China
- Prior art keywords
- epoxy resin
- parts
- preparation
- offshore wind
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Landscapes
- Adhesives Or Adhesive Processes (AREA)
Abstract
Belonging to the technical field of adhesives, the invention relates to a preparation method of an epoxy resin adhesive suitable for offshore wind power blades. The method includes the steps of: by weight part, mixing hydroxy nitrile rubber, polysulfide rubber and a solvent uniformly, and conducting heating to dissolve the rubber; cooling the dissolved rubber obtained in step 1, then adding epoxy resin, triethanolamine, tetraethoxysilane, methylphenyl bis-ureido silane, aluminium disulphide, polymethyl methacrylate and ethyl acetoacetate in order, mixing them evenly to obtain a mixture I; then adding fumed silica, N, N-dibutyl dithiocarbamic acid zinc, and a plasticizer into the mixture I, and performing heating, uniform mixing and cooling to the mixture so as to obtain a first component; taking methylene diphenylamine, a silane coupling agent, a promoter and ethyl acetate, conducting heating, mixing them uniformly, and cooling the mixture to obtain a second component. The epoxy resin adhesive provided by the invention has good weather resistance to hot and humid conditions, salt fog conditions and the like on the sea, and is suitable for application in epoxy resin based wind power blades.
Description
Technical field
The present invention relates to a kind of preparation method of epoxy resin glue, particularly relate to a kind of preparation method who is applicable to the epoxy resin glue that uses on offshore wind farm blade, belong to adhesive technology field.
Background technology
Day by day serious along with world energy sources crisis, wind energy is day by day subject to national governments as a kind of clean renewable energy source and payes attention to.Global Wind Power Industry present situation includes: 1. installation scale grows continuously and fast; 2. single-machine capacity constantly expands; 3. main wind power equipment supplier concentrates on America and Europe, and it is representative that Japan, India and China be take in Asia; 4. along with wind power technology is ripe, after cost declines, various countries start large-scale development offshore wind farm.China's wind-powered electricity generation present situation includes: (1) China Wind Power Generation Industry starts to step into stage of steady development; (2) external wind power generating set is still in occupation of the main status of domestic wind-power market;
Wind Energy In China aboundresources, mainly concentrates on following area: 1. southeastern coast and near island; 2. area, " three Norths " (northeast, North China, northwest); 3. the local wind energy in inland is enriched district; 4. wind energy on the sea enriches district.
As the important a member in wind power generation plant, blade technology becomes the bottleneck of restriction wind-power electricity generation development.Different from land, in the Working environment of wind-powered electricity generation unit of operation, there is more moist salt fog at sea, long-term in service, can have influence on the life-span of blade.Existing thixotrope is also not suitable for marine Working environment, after life-time service, can cause adhesive strength significantly to decline, and causes the damage of wind electricity blade.
Summary of the invention
The object of the invention is: a kind of epoxy resin thixotrope of using on offshore wind farm blade of being suitable for is provided, and technical scheme is:
A preparation method for the epoxy resin glue of offshore wind farm blade special use, comprises the steps:
The 1st step, by weight, gets 6～12 parts of carboxylated nbrs, 5～10 parts of thiorubber, 30～50 parts of solvents, mixes, and is heated to 40～50 ℃, and rubber is dissolved;
The 2nd step, the dissolving rubber of the 1st step gained is cooled to 30～40 ℃, add successively 30～50 parts of epoxy resin, 4～8 parts of trolamines, 2～4 parts of tetraethoxysilanes, 1～3 part of tolyl allophanamide base silane, 2～4 parts, curing aluminium, 4～12 parts of polymethylmethacrylates, 2～4 parts, etheric acid second fat, mix, obtain mixture I;
The 3rd step, in mixture I, add 5～15 parts of aerosils, N again, 2～4 parts of N-dibutylamino dithio zinc formates, 4～7 parts, softening agent, be warming up to 35～45 ℃, mixes, and lets cool, as first component;
The 4th step, get 10～20 parts of methylene dianiline (MDA)s, 2～5 parts of silane coupling agents, 1～3 part of promotor, 15～25 parts of ethyl acetate, be warming up to 35～45 ℃, mix, let cool, as second component.
Preferably, described epoxy resin is epoxy resin E-44 or E-40.
Preferably, solvent is one or more mixtures in dimethylbenzene, butylacetate, methyl acetate, ethyl acetate.
Preferably, softening agent is one or more mixtures in phthalic ester, terephthalate, isophthalic acid ester.
Preferably, described silane coupling agent is KH-550 or KH-570.
Preferably, described promotor is DMP-30.
beneficial effect
Epoxy resin glue provided by the invention, for marine wet heat condition, salt fog condition etc., all has good weathering resistance, and it is suitable for being applied to the wind electricity blade of epoxy resin-matrix.
Embodiment
Embodiment 1
The 1st step, get carboxylated nbr 6Kg, thiorubber 5Kg, solvent 30Kg, mix, be heated to 40 ℃, rubber is dissolved;
The 2nd step, the dissolving rubber of the 1st step gained is cooled to 30 ℃, add successively epoxy resin 30Kg, trolamine 4Kg, tetraethoxysilane 2Kg, tolyl allophanamide base silane 1Kg, curing aluminium 2Kg, polymethylmethacrylate 4Kg, etheric acid second fat 2Kg, mix, obtain mixture I;
The 3rd step, in mixture I, add aerosil 5Kg, N again, N-dibutylamino dithio zinc formate 2Kg, softening agent 4Kg, be warming up to 35 ℃, mixes, and lets cool, as first component;
The 4th step, get methylene dianiline (MDA) 10Kg, silane coupling agent 2Kg, promotor 1Kg, ethyl acetate 15Kg, be warming up to 35 ℃, mix, let cool, as second component.
Described epoxy resin is epoxy resin E-44, and solvent is dimethylbenzene, and softening agent is phthalic ester, and described silane coupling agent is KH-550, and described promotor is DMP-30.
Embodiment 2
The 1st step, get carboxylated nbr 12Kg, thiorubber 10Kg, solvent 50Kg, mix, be heated to 50 ℃, rubber is dissolved;
The 2nd step, the dissolving rubber of the 1st step gained is cooled to 40 ℃, add successively epoxy resin 50Kg, trolamine 8Kg, tetraethoxysilane 4Kg, tolyl allophanamide base silane 3Kg, curing aluminium 4Kg, polymethylmethacrylate 12Kg, etheric acid second fat 4Kg, mix, obtain mixture I;
The 3rd step, in mixture I, add aerosil 15Kg, N again, N-dibutylamino dithio zinc formate 4Kg, softening agent 7Kg, be warming up to 45 ℃, mixes, and lets cool, as first component;
The 4th step, get methylene dianiline (MDA) 20Kg, silane coupling agent 5Kg, promotor 3Kg, ethyl acetate 25Kg, be warming up to 45 ℃, mix, let cool, as second component.
Described epoxy resin is epoxy resin E-44, and solvent is butylacetate, and softening agent is terephthalate, and described silane coupling agent is KH-570, and described promotor is DMP-30.
Embodiment 3
The 1st step, get carboxylated nbr 8Kg, thiorubber 8Kg, solvent 39Kg, mix, be heated to 45 ℃, rubber is dissolved;
The 2nd step, the dissolving rubber of the 1st step gained is cooled to 35 ℃, add successively epoxy resin 40Kg, trolamine 6Kg, tetraethoxysilane 3Kg, tolyl allophanamide base silane 2Kg, curing aluminium 3Kg, polymethylmethacrylate 6Kg, etheric acid second fat 3Kg, mix, obtain mixture I;
The 3rd step, in mixture I, add aerosil 12Kg, N again, N-dibutylamino dithio zinc formate 3Kg, softening agent 5Kg, be warming up to 40 ℃, mixes, and lets cool, as first component;
The 4th step, get methylene dianiline (MDA) 15Kg, silane coupling agent 3Kg, promotor 2Kg, ethyl acetate 20Kg, be warming up to 40 ℃, mix, let cool, as second component.
Described epoxy resin is epoxy resin E-40, and solvent is methyl acetate, and softening agent is isophthalic acid ester, and described silane coupling agent is KH-550, and described promotor is DMP-30.
Performance test
In use, first component is mixed according to the ratio of weight ratio 3:1 left and right with second component, put between epoxy group(ing) plastic plate, investigate its bonding strength; In order to characterize its resistance to high wet heat condition and salt fog condition, respectively sample is placed in to 60 ℃, 50% time 1000h of humidity, and 400h in the sodium chloride solution of 4% mass concentration of 30 ℃, after taking out, continue to investigate bonding strength.To be common to epoxy resin glue, contrast.Test-results is as shown in the table.
As can be seen from the table above, epoxy resin glue provided by the invention has good resistance to high Hygrothermal Properties and salt spray resistance, is better than general purpose epoxy resin glue, and it is appropriate to the use of offshore wind farm blade.
Claims (6)
1. a preparation method for the epoxy resin glue of offshore wind farm blade special use, is characterized in that, comprises the steps:
The 1st step, by weight, gets 6～12 parts of carboxylated nbrs, 5～10 parts of thiorubber, 30～50 parts of solvents, mixes, and is heated to 40～50 ℃, and rubber is dissolved;
The 2nd step, the dissolving rubber of the 1st step gained is cooled to 30～40 ℃, add successively 30～50 parts of epoxy resin, 4～8 parts of trolamines, 2～4 parts of tetraethoxysilanes, 1～3 part of tolyl allophanamide base silane, 2～4 parts, curing aluminium, 4～12 parts of polymethylmethacrylates, 2～4 parts, etheric acid second fat, mix, obtain mixture I;
The 3rd step, in mixture I, add 5～15 parts of aerosils, N again, 2～4 parts of N-dibutylamino dithio zinc formates, 4～7 parts, softening agent, be warming up to 35～45 ℃, mixes, and lets cool, as first component;
The 4th step, get 10～20 parts of methylene dianiline (MDA)s, 2～5 parts of silane coupling agents, 1～3 part of promotor, 15～25 parts of ethyl acetate, be warming up to 35～45 ℃, mix, let cool, as second component.
2. the preparation method of the epoxy resin glue of offshore wind farm blade according to claim 1 special use, is characterized in that: described epoxy resin is epoxy resin E-44 or E-40.
3. the preparation method of the epoxy resin glue of offshore wind farm blade according to claim 1 special use, is characterized in that: described solvent is one or more mixtures in dimethylbenzene, butylacetate, methyl acetate, ethyl acetate.
4. the preparation method of the epoxy resin glue of offshore wind farm blade according to claim 1 special use, is characterized in that: described softening agent is one or more mixtures in phthalic ester, terephthalate, isophthalic acid ester.
5. the preparation method of the epoxy resin glue of offshore wind farm blade according to claim 1 special use, is characterized in that: described silane coupling agent is KH-550 or KH-570.
6. the preparation method of the epoxy resin glue of offshore wind farm blade according to claim 1 special use, is characterized in that: described promotor is DMP-30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310631069.XA CN103709982A (en) | 2013-12-02 | 2013-12-02 | Preparation method of epoxy resin adhesive special for offshore wind power blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310631069.XA CN103709982A (en) | 2013-12-02 | 2013-12-02 | Preparation method of epoxy resin adhesive special for offshore wind power blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103709982A true CN103709982A (en) | 2014-04-09 |
Family
ID=50403351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310631069.XA Withdrawn CN103709982A (en) | 2013-12-02 | 2013-12-02 | Preparation method of epoxy resin adhesive special for offshore wind power blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103709982A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104292762A (en) * | 2014-10-31 | 2015-01-21 | 合肥鼎雅家具有限责任公司 | Epoxy resin composite material for wind turbine blade hand lay-up repairing and preparation method for epoxy resin composite material |
| CN108687679A (en) * | 2018-06-12 | 2018-10-23 | 江苏赛扬精工科技有限责任公司 | A kind of fluting Vitrified Bond CBN Grinding Wheel and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008027119A1 (en) * | 2006-08-28 | 2008-03-06 | Henkel Corporation | Epoxy-based compositions having improved impact resistance |
| CN101851481A (en) * | 2010-05-22 | 2010-10-06 | 东方电气集团东方汽轮机有限公司 | Epoxy resin adhesive for manufacturing blades of wind driven generator and preparation method thereof |
| CN102492387A (en) * | 2011-12-21 | 2012-06-13 | 北京天山新材料技术股份有限公司 | High-strength wind energy blade splicing structural adhesive |
| WO2013089000A1 (en) * | 2011-12-15 | 2013-06-20 | 東レ・ファインケミカル株式会社 | Curable composition |
-
2013
- 2013-12-02 CN CN201310631069.XA patent/CN103709982A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008027119A1 (en) * | 2006-08-28 | 2008-03-06 | Henkel Corporation | Epoxy-based compositions having improved impact resistance |
| CN101851481A (en) * | 2010-05-22 | 2010-10-06 | 东方电气集团东方汽轮机有限公司 | Epoxy resin adhesive for manufacturing blades of wind driven generator and preparation method thereof |
| WO2013089000A1 (en) * | 2011-12-15 | 2013-06-20 | 東レ・ファインケミカル株式会社 | Curable composition |
| CN102492387A (en) * | 2011-12-21 | 2012-06-13 | 北京天山新材料技术股份有限公司 | High-strength wind energy blade splicing structural adhesive |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104292762A (en) * | 2014-10-31 | 2015-01-21 | 合肥鼎雅家具有限责任公司 | Epoxy resin composite material for wind turbine blade hand lay-up repairing and preparation method for epoxy resin composite material |
| CN108687679A (en) * | 2018-06-12 | 2018-10-23 | 江苏赛扬精工科技有限责任公司 | A kind of fluting Vitrified Bond CBN Grinding Wheel and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104073131A (en) | Tri-proof paint for weather-resistant printed circuit board | |
| CN103787609A (en) | Glue reducing agent for concrete and preparation method of glue reducing agent | |
| CN103709982A (en) | Preparation method of epoxy resin adhesive special for offshore wind power blades | |
| CN104327428B (en) | Nano-silicon modified polyvinylidene fluoride solar cell back film material and preparation method thereof | |
| CN104194676A (en) | Formula and preparation process of transparent chloroprene-polysiloxane sealant | |
| CN104212394A (en) | Room-temperature curing epoxy resin adhesive and preparation method thereof | |
| CN104073132A (en) | Three-proofing (water-proof, moisture-proof and dust-proof) paint for scratch-resistant printed circuit board | |
| CN104073101A (en) | Three-proofing coating for flexible printed circuit board | |
| CN103589119A (en) | Epoxy-resin insulating material for outer coating and preparation method thereof | |
| CN103665983B (en) | The preparation method of the improved abrasion resistant coating that a kind of wind electricity blade is special | |
| CN105820716B (en) | A kind of anti-lightning coating and preparation method thereof | |
| CN104538491B (en) | Solar cell backsheet repair solution | |
| CN104046313A (en) | Rapid boiling-off degumming epoxy adhesive | |
| CN104403240B (en) | High light-shading solar battery back membrane material and preparation method thereof | |
| CN102175592A (en) | Humid heat simulation test accelerating method for photovoltaic module | |
| CN103594559A (en) | Manufacturing method of self-repairing solar-cell back film | |
| CN105176467A (en) | Preparation method of epoxy resin adhesive special for offshore wind power blades | |
| CN103665324B (en) | A kind of epoxy resin lalent solidifying agent and corresponding epoxypaint | |
| CN104151527A (en) | Hand lay-up epoxy resin composition for wind turbine blade | |
| CN102031059A (en) | Wind-driven power generation blade coating | |
| CN104152030A (en) | Hot steam corrosion resisting tri-proof paint for printed circuit boards | |
| CN103834341B (en) | House leakage-repairing glue and preparation method thereof | |
| CN105602232A (en) | Thermal-insulating composite | |
| CN105037688A (en) | Latent curing agent and preparation method thereof | |
| CN103694883B (en) | A kind of pipeline cracking resistance coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20140409 |