CN104277431A - Phenolic epoxy resin composite material modified by plasticized starch and preparation method of phenolic epoxy resin composite material - Google Patents
Phenolic epoxy resin composite material modified by plasticized starch and preparation method of phenolic epoxy resin composite material Download PDFInfo
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- CN104277431A CN104277431A CN201410600384.0A CN201410600384A CN104277431A CN 104277431 A CN104277431 A CN 104277431A CN 201410600384 A CN201410600384 A CN 201410600384A CN 104277431 A CN104277431 A CN 104277431A
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Abstract
The invention discloses a phenolic epoxy resin composite material modified by plasticized starch. The phenolic epoxy resin composite material modified by plasticized starch is characterized by being prepared from the following raw materials: 45-55 parts of phenolic epoxy resin, 2-3 parts of plasticized starch, 1-2 parts of lithium carbonate, 3-4 parts of hexamethyl disilazane, 7-9 parts of alginic acid, 10-13 parts of nonylphenol, 11-14 parts of 2-amino-2-methyl-1-propanol, 4.2-5.4 parts of benzene dimethylamine, 2.1-4.3 parts of 1,2,4-benzenetricarboxylic anhydride, 5-8 parts of epoxy acrylate and 4-7 parts of additives. By virtue of the phenolic epoxy resin composite material, the problem of single performance of the existing conventional epoxy resin is effectively solved, the epoxy resin prepared from the phenolic epoxy resin composite material disclosed by the invention has the advantages of acid and alkali resistances, anti-static property, wear resistance, anti-aging property, high strength and the like.
Description
Technical field
The present invention relates to field of polymer composite material, be specifically related to composite material of novolac epoxy resin of a kind of plasticized starch modification and preparation method thereof.
Background technology
Epoxy resin is containing the organic compound of two or more active epoxide groups in general reference molecule, they can with polytype solidifying agent generation crosslinking reaction and formed and insoluble, not molten there is the cancellated superpolymer of three-dimensional.There is excellent electrical isolation, machinery, bonding, resistance to chemical corrosion and good physics, chemical property, be extensively used as lamination material, binding agent, coating etc., more and more come into one's own in fields such as steamer, automobile, aerospace.
At present, epoxy resin, by the matrix as matrix material, shows a lot of problem, as low in hardness, poor insulativity, by shortcomings such as thermal softening, easily layering, mass-and heat-transfer difficulty, smell are large, needs the preparation technology improving epoxy resin.
Summary of the invention
Object of the present invention is just to provide composite material of novolac epoxy resin of a kind of plasticized starch modification and preparation method thereof, to overcome the deficiencies in the prior art.
The object of the present invention is achieved like this:
A kind of composite material of novolac epoxy resin of plasticized starch modification, it is characterized in that, be made up of the raw material of following weight part: novolac epoxy 45-55, plasticized starch 2-3, Quilonum Retard 1-2, hexamethyldisilazane 3-4, Lalgine 7-9, nonylphenol 10-13,2-amino-2-methyl-1-propanol 11-14, benzene dimethylamine 4.2-5.4, partially phthalate anhydride 2.1-4.3, epoxy acrylate 5-8, auxiliary agent 4-7.
Described auxiliary agent is made up of following raw materials in part by weight: urotropine 0.3-0.6, polysiloxane 0.6-0.8, carrageenin 1-2, nano silicon 2-3, Viscotrol C 5-8, molybdenumdisulphide 1.2-3.2, propylene glycol monomethyl ether 15-18, tetramethylolmethane 6-9, vinylformic acid 7-10, tetrabutyl tin 1.1-2.3, dioctyl phthalate (DOP) 2-4, suitable quantity of water, its preparation method is: carrageenin is put into hot water and be stirred to and dissolve completely, put into the nano silicon after calcination processing, Viscotrol C, molybdenumdisulphide grinding 10-20 minute, ultrasonic wave is scattered in propylene glycol monomethyl ether, add tetramethylolmethane again, vinylformic acid, polysiloxane, tetrabutyl tin stirs 30-40 minute together, be warming up to 175-185 DEG C, insulation 3-5 hour, reaction product is cooled to 85-95 DEG C, add dioctyl phthalate (DOP), urotropine stirs 1-2 hour and get final product.
The preparation method of the composite material of novolac epoxy resin of described a kind of plasticized starch modification, is characterized in that comprising the following steps:
(1) by plasticized starch calcination processing 1-2 hour at 320-410 DEG C, take out cooling and add Quilonum Retard grinding 30-40 minute, then add novolac epoxy, ultrasonic grinding process 20-40 minute;
(2) Lalgine, nonylphenol, 2-amino-2-methyl-1-propanol are put into reactor and mixed, add hexamethyldisilazane, partially phthalate anhydride and stir 10-15 minute, be warming up to 130-160 DEG C, insulated and stirred 4-6 hour;
(3) step (2) reaction product is cooled to 75-90 DEG C, add step (1) reaction mass, epoxy acrylate stirs 30-40 minute, add benzene dimethylamine and other remaining components stirring 10-15 minute, at 100-110 DEG C, be cured 4-6 hour and get final product.
The present invention has following beneficial effect: the present invention efficiently solves the single problem of existing conventional epoxies performance, and the epoxy resin utilizing the present invention to obtain has acid and alkali-resistance, anti-electrostatic, wear-resistant, anti-aging, intensity advantages of higher.
Embodiment
The composite material of novolac epoxy resin of described a kind of plasticized starch modification, it is characterized in that, be made up of the raw material of following weight part: novolac epoxy 49, plasticized starch 2, Quilonum Retard 1, hexamethyldisilazane 3, Lalgine 7, nonylphenol 12,2-amino-2-methyl-1-propanol 13, benzene dimethylamine 4.5, partially phthalate anhydride 2.7, epoxy acrylate 5, auxiliary agent 4.
Described auxiliary agent is made up of following raw materials in part by weight: urotropine 0.5, polysiloxane 0.7, carrageenin 1, nano silicon 2, Viscotrol C 8, molybdenumdisulphide 1.8, propylene glycol monomethyl ether 17, tetramethylolmethane 6, vinylformic acid 7, tetrabutyl tin 1.7, dioctyl phthalate (DOP) 2, suitable quantity of water, its preparation method is: carrageenin is put into hot water and be stirred to and dissolve completely, put into the nano silicon after calcination processing, Viscotrol C, molybdenumdisulphide grinding 10-20 minute, ultrasonic wave is scattered in propylene glycol monomethyl ether, add tetramethylolmethane again, vinylformic acid, polysiloxane, tetrabutyl tin stirs 30-40 minute together, be warming up to 175-185 DEG C, insulation 3-5 hour, reaction product is cooled to 85-95 DEG C, add dioctyl phthalate (DOP), urotropine stirs 1-2 hour and get final product.
Making method comprises the following steps:
(1) by plasticized starch calcination processing 1-2 hour at 320-410 DEG C, take out cooling and add Quilonum Retard grinding 30-40 minute, then add novolac epoxy, ultrasonic grinding process 20-40 minute;
(2) Lalgine, nonylphenol, 2-amino-2-methyl-1-propanol are put into reactor and mixed, add hexamethyldisilazane, partially phthalate anhydride and stir 10-15 minute, be warming up to 130-160 DEG C, insulated and stirred 4-6 hour;
(3) step (2) reaction product is cooled to 75-90 DEG C, add step (1) reaction mass, epoxy acrylate stirs 30-40 minute, add benzene dimethylamine and other remaining components stirring 10-15 minute, at 100-110 DEG C, be cured 4-6 hour and get final product.
The technical parameter index of the epoxy resin composite material using the present invention to produce is as follows:
(1) thermal conductivity (Wm
-1k
-1): 3.176;
(2) shock strength (non-notch) (KJ/m
2): 42.34;
(3) weathering resistance is good, manually ageing-resistant reaches 1000 hours.
Claims (2)
1. the composite material of novolac epoxy resin of a plasticized starch modification, it is characterized in that, be made up of the raw material of following weight part: novolac epoxy 45-55, plasticized starch 2-3, Quilonum Retard 1-2, hexamethyldisilazane 3-4, Lalgine 7-9, nonylphenol 10-13,2-amino-2-methyl-1-propanol 11-14, benzene dimethylamine 4.2-5.4, partially phthalate anhydride 2.1-4.3, epoxy acrylate 5-8, auxiliary agent 4-7, described auxiliary agent is made up of following raw materials in part by weight: urotropine 0.3-0.6, polysiloxane 0.6-0.8, carrageenin 1-2, nano silicon 2-3, Viscotrol C 5-8, molybdenumdisulphide 1.2-3.2, propylene glycol monomethyl ether 15-18, tetramethylolmethane 6-9, vinylformic acid 7-10, tetrabutyl tin 1.1-2.3, dioctyl phthalate (DOP) 2-4, suitable quantity of water, its preparation method is: carrageenin is put into hot water and be stirred to and dissolve completely, put into the nano silicon after calcination processing, Viscotrol C, molybdenumdisulphide grinding 10-20 minute, ultrasonic wave is scattered in propylene glycol monomethyl ether, add tetramethylolmethane again, vinylformic acid, polysiloxane, tetrabutyl tin stirs 30-40 minute together, be warming up to 175-185 DEG C, insulation 3-5 hour, reaction product is cooled to 85-95 DEG C, add dioctyl phthalate (DOP), urotropine stirs 1-2 hour and get final product.
2. the making method of the composite material of novolac epoxy resin of a kind of plasticized starch modification according to claim 1, is characterized in that comprising the following steps:
(1) by plasticized starch calcination processing 1-2 hour at 320-410 DEG C, take out cooling and add Quilonum Retard grinding 30-40 minute, then add novolac epoxy, ultrasonic grinding process 20-40 minute;
(2) Lalgine, nonylphenol, 2-amino-2-methyl-1-propanol are put into reactor and mixed, add hexamethyldisilazane, partially phthalate anhydride and stir 10-15 minute, be warming up to 130-160 DEG C, insulated and stirred 4-6 hour;
(3) step (2) reaction product is cooled to 75-90 DEG C, add step (1) reaction mass, epoxy acrylate stirs 30-40 minute, add benzene dimethylamine and other remaining components stirring 10-15 minute, at 100-110 DEG C, be cured 4-6 hour and get final product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600384.0A CN104277431A (en) | 2014-10-31 | 2014-10-31 | Phenolic epoxy resin composite material modified by plasticized starch and preparation method of phenolic epoxy resin composite material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410600384.0A CN104277431A (en) | 2014-10-31 | 2014-10-31 | Phenolic epoxy resin composite material modified by plasticized starch and preparation method of phenolic epoxy resin composite material |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040147640A1 (en) * | 2003-01-16 | 2004-07-29 | Kuen-Yuan Hwang | Halogen-free resin composition |
| CN103483772A (en) * | 2013-10-10 | 2014-01-01 | 青岛三立新源电器有限公司 | Wear-resistant corrosion-resistant engineering plastic |
| CN103708770A (en) * | 2013-12-05 | 2014-04-09 | 青岛海伴诚远塑业有限公司 | Composite material with thermal insulation |
-
2014
- 2014-10-31 CN CN201410600384.0A patent/CN104277431A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040147640A1 (en) * | 2003-01-16 | 2004-07-29 | Kuen-Yuan Hwang | Halogen-free resin composition |
| CN103483772A (en) * | 2013-10-10 | 2014-01-01 | 青岛三立新源电器有限公司 | Wear-resistant corrosion-resistant engineering plastic |
| CN103708770A (en) * | 2013-12-05 | 2014-04-09 | 青岛海伴诚远塑业有限公司 | Composite material with thermal insulation |
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Application publication date: 20150114 |
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