CN104403088A - Modified polyether amine epoxy curing agent and preparation method thereof - Google Patents
Modified polyether amine epoxy curing agent and preparation method thereof Download PDFInfo
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- CN104403088A CN104403088A CN201410757293.8A CN201410757293A CN104403088A CN 104403088 A CN104403088 A CN 104403088A CN 201410757293 A CN201410757293 A CN 201410757293A CN 104403088 A CN104403088 A CN 104403088A
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Abstract
The invention discloses a modified polyether amine epoxy curing agent. The modified polyether amine epoxy curing agent comprises the following raw materials in parts by weight: 45-60 parts of amine-terminated polyether (D-230), 2-5 parts of N-aminoethylpiperazine (N-AEP), 4-10 parts of benzyl alcohol, 3-8 parts of an accelerant (DMP (Dimethyl Phthalate)-30), 20-30 parts of nonyl phenol or tert-butyl phenol and 6-10 parts of epoxy resin (E-51). The modified polyether amine epoxy curing agent is scientific and reasonable in raw material component ratio; the modified polyether amine epoxy curing agent is low in viscosity, high in hardness and good in glossiness; the adhesive force, the solvent property, the low-temperature resistance and high wet resistance can be remarkably improved; the temperature and time of reaction in the preparation process can be effectively controlled; the cost is lowered; therefore, the modified polyether amine epoxy curing agent has a broad market application prospect.
Description
Technical field
The present invention relates to polyetheramine epoxy hardener technical field, particularly relate to a kind of modified polyether amine epoxy curing agent and preparation method thereof.
Background technology
Polyetheramine epoxy hardener is widely used in some matrix materials such as terrace paint, ornaments glue, but because traditional polyetheramine solidifying agent has the drawback that amine value is high, proportioning is large, price is high, hardness is low, adhesive power is little, and lower temperature resistance, resistance to high dampness are poor, be not easy to operation and use, being therefore with inconvenience to use.
Summary of the invention
For this reason, the technical problem to be solved in the present invention be overcome existing polyetheramine epoxy hardener viscosity, hardness is low, cured article is rough, and low temperature resistant, that the wet performance of resistance to climax is poor drawback, and then a kind of modified polyether amine epoxy curing agent and preparation method thereof is provided.
For achieving the above object, the present invention is by the following technical solutions:
A kind of modified polyether amine epoxy curing agent, it comprises the raw material of following weight part: Amino Terminated polyether(ATPE) (D-230) 45-60 part, N-aminoethyl piperazine (N-AEP) 2-5 part, phenylcarbinol 4-10 part, promotor (DMP-30) 3-8 part, nonyl phenol or tertiary butyl phenol 20-30 part, epoxy resin (E-51) 6-10 part.
Preferably, in described modified polyether amine epoxy curing agent, the weight part of each raw material is: Amino Terminated polyether(ATPE) (D-230) 52.5 parts, N-aminoethyl piperazine (N-AEP) 3.5 parts, phenylcarbinol 7 parts, promotor (DMP-30) 5.5 parts, nonyl phenol or tertiary butyl phenol 25 parts, epoxy resin (E-51) 8 parts.
Manufacture a method for the modified polyether amine epoxy curing agent described in above-mentioned any one, it comprises the following steps:
(1) according to each raw material of described weight;
(2) reactor under negative pressure state adds Amino Terminated polyether(ATPE) (D-230), N-aminoethyl piperazine (N-AEP), phenylcarbinol, mix and blend, then vacuum pumping according to interior time;
(3) add nonyl phenol or tertiary butyl phenol by the interim dog-house at reactor top, then carry out second time and vacuumize, and make vacuum tightness reach-0.09MPa;
(4) epoxy resin after dilution is joined concentrated reaction in reactor fast by control valve, close recirculated cooling water simultaneously and remain on about 70 DEG C by temperature of reaction, in still, reaction maintenance 3 hours concentrated by material;
(5) observe material temperature to start slowly to decline, then add altax P-30, vacuum pumping blowing after all material mixing and stirring, obtain modified epoxy polyetheramine solidifying agent product.
Modified polyether amine epoxy curing agent of the present invention is compared existing polyetheramine epoxy hardener and is had the following advantages:
The feed composition of modified polyether amine epoxy curing agent of the present invention is joined scientific and reasonable, production department can have that viscosity is low, hardness is high, glossiness is better, sticking power, solvent-borne type, lower temperature resistance and resistance to high wet performance significantly improve, and in preparation process temperature of reaction and time can effectively control, reduce cost, therefore there is wide market application foreground.
Embodiment
Embodiment one
A kind of modified polyether amine epoxy curing agent, it comprises the raw material of following weight part: Amino Terminated polyether(ATPE) (D-230) 45 grams, N-aminoethyl piperazine (N-AEP) 2 grams, phenylcarbinol 8 grams, promotor (DMP-30) 3 grams, nonyl phenol or tertiary butyl phenol 20 grams, epoxy resin (E-51) 6 grams.
The preparation method of described modified polyether amine epoxy curing agent comprises the following steps:
(1) according to each raw material of described weight proportion;
(2) reactor under negative pressure state adds Amino Terminated polyether(ATPE) (D-230), N-aminoethyl piperazine (N-AEP), phenylcarbinol, mix and blend, then vacuum pumping according to interior time;
(3) add nonyl phenol or tertiary butyl phenol by the interim dog-house at reactor top, then carry out second time and vacuumize, and make vacuum tightness reach-0.09MPa;
(4) epoxy resin after dilution is joined concentrated reaction in reactor fast by control valve, close recirculated cooling water simultaneously and remain on about 70 DEG C by temperature of reaction, in still, reaction maintenance 3 hours concentrated by material;
(5) observe material temperature to start slowly to decline, then add altax P-30, vacuum pumping blowing after all material mixing and stirring, obtain modified epoxy polyetheramine solidifying agent product.
The modified polyether amine epoxy curing agent of the present embodiment has stable performance, and pungency is little, and transparent color and luster degree is higher, and viscosity is low, cured article surface-brightening, and shore hardness reaches 82-85D, adhesion 1 grade, water-fast, excellent solvent resistance etc.
Embodiment two
In the present embodiment, in described modified polyether amine epoxy curing agent, the weight of each raw material is: Amino Terminated polyether(ATPE) (D-230) 60 grams, N-aminoethyl piperazine (N-AEP) 4 grams, phenylcarbinol 6 grams, promotor (DMP-30) 7 grams, nonyl phenol or tertiary butyl phenol 30 grams, epoxy resin (E-51) 10 grams.
The modified polyether amine epoxy curing agent of the present embodiment has stable performance, and pungency is little, and transparent color and luster degree is higher, and viscosity is low, cured article surface-brightening, and shore hardness reaches 80-84D, adhesion 1 grade, water-fast, excellent solvent resistance etc.
Embodiment three
In the present embodiment, in described modified polyether amine epoxy curing agent, the weight of each raw material is: Amino Terminated polyether(ATPE) (D-230) 55 grams, N-aminoethyl piperazine (N-AEP) 5 grams, phenylcarbinol 4 grams, promotor (DMP-30) 8 grams, nonyl phenol or tertiary butyl phenol 25 grams, epoxy resin (E-51) 9 grams.
The modified polyether amine epoxy curing agent of the present embodiment has stable performance, and pungency is little, and transparent color and luster degree is higher, and viscosity is low, cured article surface-brightening, and shore hardness reaches 81-84D, adhesion 1 grade, water-fast, excellent solvent resistance etc.
Embodiment four
In the present embodiment, in described modified polyether amine epoxy curing agent, the weight of each raw material is: Amino Terminated polyether(ATPE) (D-230) 52.5 grams, N-aminoethyl piperazine (N-AEP) 3.5 grams, phenylcarbinol 7 grams, promotor (DMP-30) 5.5 grams, nonyl phenol or tertiary butyl phenol 25 grams, epoxy resin (E-51) 8 grams.
The modified polyether amine epoxy curing agent of the present embodiment has stable performance, and pungency is little, and transparent color and luster degree is higher, and viscosity is low, cured article surface-brightening, and shore hardness reaches 83-85D, adhesion 1 grade, water-fast, excellent solvent resistance etc.
As can be seen from above-mentioned four specific embodiments, as long as each feed composition of modified polyether amine epoxy curing agent of the present invention meets following weight part: Amino Terminated polyether(ATPE) (D-230) 45-60 part, N-aminoethyl piperazine (N-AEP) 2-5 part, phenylcarbinol 4-10 part, promotor (DMP-30) 3-8 part, nonyl phenol or tertiary butyl phenol 20-30 part, epoxy resin (E-51) 6-10 part, in actual production process, measure unit can be selected, as gram, kilogram, ton etc. according to the amount of the solvent size of reactor or required solidifying agent; And preferred preparation method's processing provided by the invention, the modified polyether amine epoxy curing agent then produced has stable performance, pungency is little, transparent color and luster, viscosity are low, the advantage of cured article surface-brightening, and shore hardness can reach 80-85D substantially, adhesion 1 grade, lower temperature resistance, solvent resistance, resistance to height is moist all significantly improves.
Above-mentioned embodiment is just explained in detail technical scheme of the present invention; the present invention has more than and is only confined to above-described embodiment; those skilled in the art should be understood that; every improvement on basis of the present invention according to above-mentioned principle and spirit, substitute, all should within protection scope of the present invention.
Claims (3)
1. a modified polyether amine epoxy curing agent, is characterized in that, comprises the raw material of following weight part:
Amino Terminated polyether(ATPE) 45-60 part, N-aminoethyl piperazine 2-5 part, phenylcarbinol 4-10 part, promotor 3-8 part, nonyl phenol or tertiary butyl phenol 20-30 part, epoxy resin 6-10 part.
2. a kind of modified polyether amine epoxy curing agent according to claims 1, is characterized in that, comprise the raw material of following weight part:
Amino Terminated polyether(ATPE) 52.5 parts, N-aminoethyl piperazine 3.5 parts, phenylcarbinol 7 parts, promotor 5.5 parts, nonyl phenol or tertiary butyl phenol 25 parts, epoxy resin 8 parts.
3. a method for the modified polyether amine epoxy curing agent described in manufacturing claims 1 or 2, is characterized in that, comprise the following steps:
(1) according to each raw material of described weight;
(2) reactor under negative pressure state adds Amino Terminated polyether(ATPE), N-aminoethyl piperazine, phenylcarbinol, mix and blend, then vacuum pumping according to interior time;
(3) add nonyl phenol or tertiary butyl phenol by the interim dog-house at reactor top, then carry out second time and vacuumize, and make vacuum tightness reach-0.09MPa;
(4) epoxy resin after dilution is joined concentrated reaction in reactor fast by control valve, close recirculated cooling water simultaneously and remain on about 70 DEG C by temperature of reaction, in still, reaction maintenance 3 hours concentrated by material;
(5) observe material temperature to start slowly to decline, then add promotor, vacuum pumping blowing after all material mixing and stirring, obtain modified epoxy polyetheramine solidifying agent product.
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622899A (en) * | 2016-03-16 | 2016-06-01 | 惠州市彩田化工实业有限公司 | Modified polyether amine curing agent and preparation method and application thereof |
| CN106318128A (en) * | 2016-09-18 | 2017-01-11 | 北京佑琳生科技有限公司 | Outdoor ultrathin fireproof coating |
| CN106318198A (en) * | 2016-09-18 | 2017-01-11 | 北京佑琳生科技有限公司 | Water-based nano-resin outdoor ultrathin fireproof coating for steel structure |
| CN106675400A (en) * | 2016-12-07 | 2017-05-17 | 江西龙正科技发展有限公司 | Thin type fireproof coating |
| CN106700895A (en) * | 2016-12-05 | 2017-05-24 | 江西龙正科技发展有限公司 | Anti-lightning stroke electrically conductive coating |
| CN106700896A (en) * | 2016-12-05 | 2017-05-24 | 江西龙正科技发展有限公司 | Anti-haze coating |
| CN106700759A (en) * | 2016-12-05 | 2017-05-24 | 江西龙正科技发展有限公司 | Environment-friendly floor paint |
| CN106700901A (en) * | 2016-12-07 | 2017-05-24 | 江西龙正科技发展有限公司 | Heat-reflecting ship deck coating |
| CN106700928A (en) * | 2016-12-21 | 2017-05-24 | 北京佑琳生科技有限公司 | Special luminescent energy storage coating for tunnels |
| CN106752886A (en) * | 2016-12-05 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of marine ship Graphene anti-corrosive organic coatings |
| CN106747076A (en) * | 2016-12-05 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of thicker fireproof coating |
| CN106752452A (en) * | 2016-12-07 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of LED lamp heat radiation coating |
| CN106752887A (en) * | 2016-12-05 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of aircraft flame-retardant insulating paint |
| CN106752888A (en) * | 2016-12-07 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of ultra-thin fire-resistant coating |
| CN106854398A (en) * | 2016-12-07 | 2017-06-16 | 江西龙正科技发展有限公司 | A kind of automotive hub Teflon long paint |
| CN106854434A (en) * | 2016-12-07 | 2017-06-16 | 江西龙正科技发展有限公司 | A kind of energy-accumulating luminous paint |
| CN106854433A (en) * | 2016-12-05 | 2017-06-16 | 江西龙正科技发展有限公司 | A kind of coating of quick reparation aircraft damaged coating |
| CN107602819A (en) * | 2017-08-17 | 2018-01-19 | 湖北绿色家园材料技术股份有限公司 | A kind of low cost, high rigidity, the preparation method of high glaze epoxy stone material surface adhesive curing agent |
| CN112341970A (en) * | 2020-10-12 | 2021-02-09 | 深圳市安伯斯科技有限公司 | Epoxy structural adhesive and preparation method thereof |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622899A (en) * | 2016-03-16 | 2016-06-01 | 惠州市彩田化工实业有限公司 | Modified polyether amine curing agent and preparation method and application thereof |
| CN106318128A (en) * | 2016-09-18 | 2017-01-11 | 北京佑琳生科技有限公司 | Outdoor ultrathin fireproof coating |
| CN106318198A (en) * | 2016-09-18 | 2017-01-11 | 北京佑琳生科技有限公司 | Water-based nano-resin outdoor ultrathin fireproof coating for steel structure |
| CN106747076A (en) * | 2016-12-05 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of thicker fireproof coating |
| CN106854433A (en) * | 2016-12-05 | 2017-06-16 | 江西龙正科技发展有限公司 | A kind of coating of quick reparation aircraft damaged coating |
| CN106700896A (en) * | 2016-12-05 | 2017-05-24 | 江西龙正科技发展有限公司 | Anti-haze coating |
| CN106700759A (en) * | 2016-12-05 | 2017-05-24 | 江西龙正科技发展有限公司 | Environment-friendly floor paint |
| CN106700895A (en) * | 2016-12-05 | 2017-05-24 | 江西龙正科技发展有限公司 | Anti-lightning stroke electrically conductive coating |
| CN106752887A (en) * | 2016-12-05 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of aircraft flame-retardant insulating paint |
| CN106752886A (en) * | 2016-12-05 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of marine ship Graphene anti-corrosive organic coatings |
| CN106675400A (en) * | 2016-12-07 | 2017-05-17 | 江西龙正科技发展有限公司 | Thin type fireproof coating |
| CN106752452A (en) * | 2016-12-07 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of LED lamp heat radiation coating |
| CN106752888A (en) * | 2016-12-07 | 2017-05-31 | 江西龙正科技发展有限公司 | A kind of ultra-thin fire-resistant coating |
| CN106854398A (en) * | 2016-12-07 | 2017-06-16 | 江西龙正科技发展有限公司 | A kind of automotive hub Teflon long paint |
| CN106854434A (en) * | 2016-12-07 | 2017-06-16 | 江西龙正科技发展有限公司 | A kind of energy-accumulating luminous paint |
| CN106700901A (en) * | 2016-12-07 | 2017-05-24 | 江西龙正科技发展有限公司 | Heat-reflecting ship deck coating |
| CN106700928A (en) * | 2016-12-21 | 2017-05-24 | 北京佑琳生科技有限公司 | Special luminescent energy storage coating for tunnels |
| CN107602819A (en) * | 2017-08-17 | 2018-01-19 | 湖北绿色家园材料技术股份有限公司 | A kind of low cost, high rigidity, the preparation method of high glaze epoxy stone material surface adhesive curing agent |
| CN112341970A (en) * | 2020-10-12 | 2021-02-09 | 深圳市安伯斯科技有限公司 | Epoxy structural adhesive and preparation method thereof |
| CN112341970B (en) * | 2020-10-12 | 2023-08-29 | 深圳市安伯斯科技有限公司 | Epoxy structural adhesive and preparation method thereof |
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Application publication date: 20150311 |