CN107011499A - The composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla and its application - Google Patents

The composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla and its application Download PDF

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CN107011499A
CN107011499A CN201710253990.3A CN201710253990A CN107011499A CN 107011499 A CN107011499 A CN 107011499A CN 201710253990 A CN201710253990 A CN 201710253990A CN 107011499 A CN107011499 A CN 107011499A
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epoxy resin
flame retardant
aldehyde radical
vanilla
composition epoxy
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CN107011499B (en
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马松琪
朱锦
王胜
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Ningbo Institute of Material Technology and Engineering of CAS
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Ningbo Institute of Material Technology and Engineering of CAS
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/02Polycondensates containing more than one epoxy group per molecule
    • C08G59/04Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof
    • C08G59/06Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols
    • C08G59/063Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols with epihalohydrins
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/38Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/40Esters thereof
    • C07F9/4003Esters thereof the acid moiety containing a substituent or a structure which is considered as characteristic
    • C07F9/4056Esters of arylalkanephosphonic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/38Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/40Esters thereof
    • C07F9/4071Esters thereof the ester moiety containing a substituent or a structure which is considered as characteristic
    • C07F9/4075Esters with hydroxyalkyl compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/20Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
    • C08G59/22Di-epoxy compounds
    • C08G59/30Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen
    • C08G59/304Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen containing phosphorus
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation

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  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
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Abstract

The invention discloses a kind of composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla, it includes epoxy resin, curing agent, curing accelerator, main flame retardant and flame retardant etc., and the flame retardant is selected from vanilla aldehyde radical phosphonium flame retardant.The invention also discloses the application of the composition epoxy resin, such as described composition epoxy resin or its solidfied material as fire proofing purposes.The composition epoxy resin of the present invention is when solidification is applied as fire proofing; than existing expansion type flame-retarding epoxy systems; not only fire resistance and mechanical property are more excellent; simultaneously because flame retardant therein is to use the vanillic aldehyde of sustainability for raw material, with the double effects economized on resources with environmental protection.

Description

The composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla and its application
Technical field
The present invention relates to a kind of composition epoxy resin, more particularly to a kind of formula containing the vanilla aldehyde radical phosphonium flame retardant Composition epoxy resin and its application, such as, as the purposes of fire proofing, belong to technical field of polymer materials.
Background technology
Epoxy resin has excellent mechanical performance, resistance to elevated temperatures, corrosion resistance, cementability and electrical insulating property, extensively Applied to fields such as automobile, building, electronics, aviations.Inflammable is the common fault of the even most high polymer materials of epoxy resin, In order to reach fire-retardant purpose, current more common method is that fire retardant is introduced in epoxy-resin systems.With European Union pair Two big instruction " instruction of waste electronic electric equipment " (West Electrical and in terms of fire retardant environment Electronic Equipment Directive, WEEE) (in March, 2003 comes into force) and " disabled in electronic and electrical equipment harmful The promulgation of Substances Directive " (Restriction of Hazardous Substances Directive, RoHS), traditional halogen The flame-retardant systems such as element are limited by very large.Fire retardant industry faces, which require to turn to, is considered as the pressure of more environmentally friendly fire retardant Power.There is expansion type flame retardant environmental protection, low toxicity, suppression cigarette etc. to indulge many advantages and be developed rapidly.But current intumescent Fire retardant is made up of acid source, carbon source and source of the gas, to reach preferably it is fire-retardant, addition is very big, so as to can inevitably lead to The decline of other performances.Therefore, it is that expansion type flame retardant is obtained extensively to improve the efficiency of expansion type flame retardant and then reduce addition One approach of general application.
Phosphorus-containing compound based on schiff bases have it is extraordinary contain nitrogen simultaneously into carbon effect, gas can be played Source is acted on, but existing such phosphorus-containing compound is typically to be made using petroleum chemicals as raw material, and often preparation technology is complicated. With petroleum resources increasingly depleted, it is that polymer industry exists and developed to find sustainable, high-quality, cheap oil substitute It is crucial.Bio-based materials while reduction is consumed to petrochemicals, are also reduced using renewable resource as primary raw material It is the important development direction of current high polymer material to the pollution of environment in petroleum-based feedstock production process.And also the one of industry It is straight to thirst for developing the functional organic material with excellent fire-retardancy etc. and easily prepared bio-based.
The content of the invention
It is a primary object of the present invention to provide a kind of phosphonium flame retardant of aldehyde radical containing vanilla composition epoxy resin and its Using to overcome deficiency of the prior art.
To realize aforementioned invention purpose, the technical solution adopted by the present invention includes:
The embodiments of the invention provide a kind of composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla, its include according to The following component that parts by weight are calculated:100 parts of epoxy resin, 5~150 parts of curing agent, 0~6 part of curing accelerator, main flame retardant 3~15 parts and 0.5~10 part of flame retardant;Wherein, the flame retardant uses vanilla aldehyde radical phosphonium flame retardant.
Further, the vanilla aldehyde radical phosphor-containing flame-proof auxiliary agent has the structure shown in any one in formula (1)~formula (4):
Wherein R1For
R2For linear paraffin or aromatic hydrocarbon or alicyclic ring alkane structure with 2-20 carbon atom, 0≤n≤10.
The embodiment of the present invention additionally provides the solidfied material of the composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla.
It is preferred that, the fire resistance of the solidfied material is not less than UL-94V0, and bending strength is in more than 90MPa, vitrifying temperature Degree is more than 100 DEG C.
The embodiment of the present invention additionally provides the preparation method of the solidfied material, including:The composition aldehyde radical containing vanilla is contained The each component of the composition epoxy resin of phosphorus fire retardant is uniformly mixed, and carries out heat cure, so as to form the solidfied material.
The embodiment of the present invention additionally provides composition epoxy resin or its solidification of the phosphonium flame retardant of aldehyde radical containing vanilla Thing is in preparing the purposes in fire proofing.
Compared with prior art, advantages of the present invention at least includes:
1) the vanilla aldehyde radical phosphonium flame retardant that the present invention is provided is with the platform of second largest natural reproducible resource lignin Compound vanillic aldehyde is prepared for raw material, with extraordinary into charcoal effect, be can simultaneously serve as source of the gas and is played swollen well The effect of swollen layer of charcoal, with expansion type flame retardant commonly use acid source act synergistically, reach effectively it is fire-retardant on the premise of, can be significantly The addition of fire retardant is reduced, is alleviating oil crisis and reduction CO2Discharge in terms of all have certain positive role;And its Preparation method technique is simple, and raw material is easy to get, easy to implement, is conducive to reducing cost in actual production, practical;
2) present invention is with vanilla aldehyde radical phosphorus-containing compound, then coordinates the conventional acid source of expansion type flame retardant, and ring is modified jointly Oxygen tree fat, obtains composition epoxy resin compared with traditional expansion type flame-retarding epoxy systems, mechanical property and fire resistance are more Plus it is excellent, while the vanillic aldehyde for having used sustainability is raw material, with the double effects economized on resources with environmental protection;It is consolidated Compound is formulated by epoxy silicones hybrid, epoxy resin, lignin and curing agent and curing accelerator are compound, respectively There is synergy between individual component, particularly between epoxy silicones hybrid, epoxy resin, lignin, with very strong Synergy, good flame resistance, simultaneously because fire retardant addition is few, heat, mechanical property are also excellent.
Embodiment
In view of deficiency of the prior art, inventor is able to propose the present invention's through studying for a long period of time and largely putting into practice Technical scheme, will be further explained to the technical scheme, its implementation process and principle etc. as follows.
The one side of the embodiment of the present invention provides a kind of vanilla aldehyde radical phosphonium flame retardant, and it has following formula (1)~formula (4) structure shown in any one in:
Wherein, R1IncludingIn structure shown in any one,
R2Including linear paraffin or aromatic hydrocarbon or alicyclic ring alkane structure with 2~20 carbon atoms, 0≤n≤10.
Vanilla aldehyde radical phosphonium flame retardant described in present invention can be prepared by mode known to industry.
For example, a kind of method for preparing the vanilla aldehyde radical phosphonium flame retardant provided in an embodiment of the present invention includes:By perfume (or spice) Oxalaldehyde, diamine compound, phosphorus-containing compound, catalyst and organic solvent are uniformly mixed, after 20~120 DEG C react 0.5~ 48h, obtains the phosphorous bis-phenol of vanilla aldehyde radical, and the phosphorous bis-phenol of vanilla aldehyde radical has structure shown in formula (1) or formula (2);
Wherein, R1Including
R2Include the linear paraffin or aromatic hydrocarbon or alicyclic ring alkane structure of 2~20 carbon atoms.
Further, the preparation method may also include:By the phosphorous bis-phenol of vanilla aldehyde radical, epoxychloropropane and alkalescence Material is uniformly mixed, after 20~120 DEG C react 0.2~48h, obtain the phosphorous epoxide of vanilla aldehyde radical, the vanilla The phosphorous epoxide of aldehyde radical has structure shown in formula (3) or formula (4);
Wherein, R1Including
R2Including linear paraffins or aromatic hydrocarbon or alicyclic ring alkane structure more than 2~20 carbon atoms, 0≤n≤10.
One of preferably, the vanillic aldehyde, diamine compound, phosphorus-containing compound, catalyst and organic molten The mass ratio of agent is 100:(15~100):(20~300):(0~15):(50~500).
One of preferably, the quality of the phosphorous bis-phenol of vanilla aldehyde radical, epoxychloropropane and alkaline matter Than for 100:(20~500):(30~300).
One of preferably, the diamine compound include p-phenylenediamine, m-phenylene diamine (MPD), to cyclohexanediamine, In 4,4'- MDAs, 4,4'- diamino-dicyclohexyl methanes, ethylenediamine, 1,6- hexamethylene diamines and 1,3- propane diamine Any one or two or more combinations, but not limited to this.
It is preferred that, the phosphorus-containing compound includes diethyl phosphite, dimethylphosphite, phosphorous acid dipropyl, phosphorous Any one in diphenyl phthalate, 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide or two or more combinations, but Not limited to this.
It is preferred that, the catalyst includes aluminium chloride, zinc chloride, iron chloride, boron trifluoride, columbium pentachloride and antimony pentafluoride In any one or two or more combinations, but not limited to this.
It is preferred that, the organic solvent includes dimethylformamide, dimethyl acetamide, dimethyl sulfoxide (DMSO), alcohols, ethers With any one in aromatic hydrocarbon solvent or two or more combinations;It is preferred that, the alcohols solvent includes ethanol;It is preferred that , the ether solvent includes tetrahydrofuran and/or dioxane;It is preferred that, the aromatic hydrocarbon solvent includes toluene, but Not limited to this.
It is preferred that, the alkaline matter includes tetramethyl ammonium chloride, TBAB, benzyltrimethylammonium bromide, benzyl Base triethylammonium bromide, cetyl trimethylammonium bromide, DTAB, octadecyl trimethyl bromination At least one of ammonium, hexamethylenetetramine, sodium hydroxide, sodium carbonate, lithium hydroxide, potassium hydroxide and potassium carbonate or at least one The aqueous solution planted, but not limited to this.
The embodiment of the present invention another aspect provides a kind of epoxy composite of the phosphonium flame retardant of aldehyde radical containing vanilla Thing, it includes following component according to the number of parts by weight:100 parts of epoxy resin, 5~150 parts of curing agent, curing accelerator 0 0.5~10 part of~6 parts, 3~15 parts of main flame retardant and flame retardant;Wherein, the flame retardant is using foregoing any Vanilla aldehyde radical phosphonium flame retardant.
Further, the epoxy resin includes bisphenol A type epoxy resin, bisphenol f type epoxy resin, glycidyl ester type Any one in epoxy resin, glycidyl amine type epoxy resin and novolac epoxy resin or two or more combinations, but not It is limited to this.
Further, the curing agent can be selected from all kinds of Suitable epoxy curing agent known to industry, and epoxy hardener Consumption can depending on the type according to the epoxy hardener used, its be it is known to those skilled in the art know, for example may be used To refer to《Epoxy hardener and additive》(Chemical Industry Press, 2011-09-01 is published, ISBN:9787122110275). For example, the curing agent can selected from any one in amine curing agent, acid anhydride type curing agent and phenolic resin or two kinds with On combination, but not limited to this.For example, the amine curing agent can preferably be selected from diethylenetriamine, 4,4 '-diaminourea hexichol first Any one in alkane, amido amine, polyamide, polyetheramine and dicyandiamide or two or more combinations, but not limited to this.Example Such as, the acid anhydride type curing agent can preferably be selected from any one in methyl hexahydrophthalic anhydride, itaconic anhydride and tung oil acid anhydride or two Plant the combination of the above, but not limited to this.
Further, the curing accelerator can also be selected from all kinds known to industry.For example, the solidification promotes Agent can be selected from any one in tertiary amine, quaternary amine, organic base and lewis acid or two or more combinations, but are not limited to This.For example, the curing accelerator can preferably be selected from 2-methylimidazole, TBAB, 2,4,6- tri- (dimethylamino first Base) phenol, any one or two or more combinations in boron trifluoride, but not limited to this.
Further, the main flame retardant includes APP, ammonium phosphate, diammonium hydrogen phosphate, ammonium dihydrogen phosphate, pyrophosphoric acid Any one in ammonium or two or more combinations, but not limited to this.
The other side of the embodiment of the present invention additionally provides the epoxy resin group of the phosphonium flame retardant of aldehyde radical containing vanilla The solidfied material of compound.Described solidfied material not only has excellent fire resistance, while having excellent combination property to include height Glass transition temperature and bending strength etc..For example, the fire resistance of the solidfied material is not less than UL-94V0, bending strength In more than 90MPa, glass transition temperature is more than 100 DEG C.
The other side of the embodiment of the present invention additionally provides the preparation method of the solidfied material, including:It will constitute described The each component of the composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla is uniformly mixed, and carries out heat cure, so as to form institute State solidfied material.
One of preferably, the preparation method is specifically included:100 parts of epoxy resin, 5~150 parts are consolidated Agent, 0~6 part of curing accelerator, 3~15 parts of main flame retardants, 0.5~10 part of vanilla aldehyde radical phosphonium flame retardant are well mixed, it Solidify 0.5~10 hour after 50~90 DEG C, solidify 0.5~10 hour in 90~150 DEG C, solidify 0~10 in 150~200 DEG C Hour, obtain the solidfied material.
The embodiment of the present invention additionally provides composition epoxy resin or its solidification of the phosphonium flame retardant of aldehyde radical containing vanilla Thing is in preparing the purposes in fire proofing.
Below in conjunction with some embodiments the technical solution of the present invention is further explained explanation, but the present invention implementation Mode not limited to this.
Embodiment 1:
(1) vanillic aldehyde 100g, p-phenylenediamine 36g, ethanol 500mL are reacted 1 hour at 40 DEG C, then adds zinc chloride 2.5g and dimethylphosphite 72g, is warming up to 80 DEG C and reacts 3 hours, is obtained after petroleum ether precipitation, ethanol washing such as following formula (5) The shown phosphorous bis-phenol of vanilla aldehyde radical.It can be seen from the hydrogen nuclear magnetic resonance spectrogram of the phosphorous bis-phenol of vanilla aldehyde radical,1H nuclear-magnetisms are total to Shaking in (d6-DMSO is solvent) has 6.7-7.1ppm to represent the proton peak on vanilla aldehyde structure phenyl ring, and 6.5ppm is represented to benzene two Proton peak on amine structure phenyl ring, 3.8ppm is the proton peak on vanilla aldehyde structure methyl.
(2) the vanilla aldehyde radical by synthesis in bisphenol A type epoxy resin (E-51) 100g, APP 15g and step (1) contains Phosphorus bis-phenol 0.5g is well mixed using ball mill, adds 4,4 '-MDA 25g, is uniformly mixed, first 90 Solidify at DEG C 2 hours, then solidify at 150 DEG C 2 hours, finally solidify at 180 DEG C 2 hours, that is, obtain flame retardant epoxy tree Fat solidfied material.
After testing, the present embodiment obtains the fire resistance of fire retarding epoxide resin solidfied material and reaches UL-94V0 (by standard ASTM D3801-00 is measured, similarly hereinafter), bending strength is that (by determining, sample is rectangular to bending strength universal testing machine to 140MPa Body, size is 60 × 10 × 3.5mm3, span is 48mm, and test speed is 2mm/min, similarly hereinafter), glass transition temperature (Tg) For 165 DEG C (sample solidification after, smash, tested with differential scanning calorimeter, N2Atmosphere, heating rate is 20 DEG C/min, under Together).
Comparative example 1:The step of with embodiment 1 (2), is essentially identical, but without synthesizing in APP and embodiment 1 The phosphorous bis-phenol of vanilla aldehyde radical, but by bisphenol A type epoxy resin (E-51) 100g, 4,4 '-MDA 25g, stir It is well mixed, first solidification 2 hours at 90 DEG C, then solidification 2 hours at 150 DEG C, finally solidification 2 hours at 180 DEG C, i.e., Obtain epoxy resin cured product.The fire resistance of the epoxy resin cured product reaches UL-94 without rank, and bending strength is 142MPa, Tg is 162 DEG C.
Comparative example 2:The step of with embodiment 1 (2), is essentially identical, but without APP, but by bisphenol type epoxy The phosphorous bis-phenol 15.5g of vanilla aldehyde radical that resin (E-51) 100g, embodiment 1 are synthesized, it is well mixed using ball mill;Add 4, 4 '-MDA 25g, is uniformly mixed, and first solidifies at 90 DEG C 2 hours, then solidifies 2 hours at 150 DEG C, Finally solidify 2 hours at 180 DEG C, produce epoxy resin cured product.The fire resistance of the epoxy resin cured product reaches UL-94 Without rank, bending strength is 145MPa, and Tg is 168 DEG C.
Comparative example 3:The step of with embodiment 1 (2), is essentially identical, but the vanilla aldehyde radical synthesized without embodiment 1 is phosphorous Bis-phenol, but by bisphenol A type epoxy resin (E-51) 100g, APP 15.5g, be well mixed using ball mill;Add 4,4 '-MDA 25g, are uniformly mixed, and first solidify at 90 DEG C 2 hours, then solidification 2 is small at 150 DEG C When, finally solidify 2 hours at 180 DEG C, produce epoxy resin cured product.The fire resistance of the epoxy resin cured product reaches UL-94 is without rank, and bending strength is 138MPa, and Tg is 163 DEG C.
Embodiment 1 is compared with comparative example 1-3 and understood, fire retarding epoxide resin solidification is obtained using technical scheme The fire resistance of thing is greatly improved, and bending strength and glass transition temperature are maintained.
Embodiment 2:
(1) reacted 1 hour at 40 DEG C by vanillic aldehyde 100g, to cyclohexanediamine 36g, ethanol 500mL, then add zinc chloride 2.5g and diphenyl phosphite 154g, is warming up to 90 DEG C and reacts 2 hours, is obtained after petroleum ether precipitation, ethanol washing such as following formula (6) The shown phosphorous bis-phenol of vanilla aldehyde radical.It can be seen from the hydrogen nuclear magnetic resonance spectrogram of the phosphorous bis-phenol of vanilla aldehyde radical,1H nuclear-magnetisms are total to Shaking in (d6-DMSO is solvent) has 6.6-7.4ppm to represent the proton peak on diphenyl phosphite and vanilla aldehyde structure phenyl ring, 2.6ppm represents the proton peak being connected on alicyclic ring with imido grpup on carbon, and 1.2~1.8ppm is Isosorbide-5-Nitrae-cyclohexanediamine structure methylene The chemical shift of upper proton, 3.7ppm is the proton peak on vanilla aldehyde structure methyl.
(2) it will be closed in glycidyl amine type epoxy resin (AG80) 100g, ammonium phosphate 10g, APP 3g and step (1) Into the phosphorous bis-phenol 1g of vanilla aldehyde radical, it is well mixed using ball mill;Polyetheramine (D230, Aladdin is provided) 70g is added, is stirred Mix well mixed, first solidify at 70 DEG C 4 hours, then solidify at 150 DEG C 3 hours, that is, obtain fire retarding epoxide resin solidification Thing.After testing, the present embodiment obtains the anti-flammability of fire retarding epoxide resin solidfied material and reaches UL-94V0, and bending strength is 125MPa, Tg is 115 DEG C.
Embodiment 3:
(1) by vanillic aldehyde 100g, 4,4'- MDAs 65g, ethanol 500mL 40 DEG C react 1 hour, then Diethyl phosphite 45g is added, 90 DEG C is warming up to and reacts 2 hours, is obtained after petroleum ether precipitation, ethanol washing such as following formula (7) institute The phosphorous bis-phenol of vanilla aldehyde radical shown.It can be seen from the hydrogen nuclear magnetic resonance spectrogram of the phosphorous bis-phenol of vanilla aldehyde radical,1H nuclear magnetic resonance There is 6.7-7.3ppm to represent the matter on 4,4 '-diaminodiphenyl-methane and vanilla aldehyde structure phenyl ring in (d6-DMSO is solvent) Sub- peak, 1.3ppm is the proton peak on diethyl phosphite structure methyl, and 3.5ppm is 4,4 '-diaminodiphenyl-methane structure The chemical shift of proton on methylene, 3.7ppm is the proton peak on vanilla aldehyde structure methyl.
(2) by bisphenol A type epoxy resin (E-54, Lanxing Chemical New Material Co., Ltd. provides) 80g, bisphenol A-type Synthesized in epoxy resin (E-20, Lanxing Chemical New Material Co., Ltd. provides) 20g, diammonium hydrogen phosphate 11g and step (1) The phosphorous bis-phenol 2g of vanilla aldehyde radical, it is well mixed using ball mill;Dicyandiamide 50g and boron trifluoride (BF3) 1g are added, is stirred It is well mixed, first solidify at 60 DEG C 8 hours, then solidify at 100 DEG C 4 hours, finally solidify 10 hours at 150 DEG C, Obtain fire retarding epoxide resin solidfied material.After testing, the present embodiment obtains the fire resistance of fire retarding epoxide resin solidfied material and reached UL-94V0, bending strength is 129MPa, and Tg is 155 DEG C.
Comparative example 4:The step of with embodiment 3 (2), is essentially identical, but the vanilla aldehyde radical synthesized without embodiment 3 is phosphorous Bis-phenol.The fire resistance UL-94-V0 of obtained epoxy resin cured product is without rank, and bending strength is 126MPa, and Tg is 150 DEG C.
Comparative example 5:The step of with embodiment 3 (2), is essentially identical, but without diammonium hydrogen phosphate.Obtained epoxy resin is consolidated The fire resistance UL-94-V0 of compound is without rank, and bending strength is 130MPa, and Tg is 165 DEG C.
Embodiment 4:
(1) vanillic aldehyde 100g, 4,4'- diamino-dicyclohexyl methanes 65g, ethanol 500mL are reacted 1 hour at 40 DEG C, Then aluminium chloride 2.5g and 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide 142g is added, 90 DEG C of reactions 2 are warming up to Hour, obtain the phosphorous bis-phenol of vanilla aldehyde radical as shown in following formula (8) after petroleum ether precipitation, ethanol washing, then with 300g epoxy chlorine Propane and 10g cetyl trimethylammonium bromides react 2 hours in 80 DEG C, 40% NaOH aqueous solution 100g are added, 50 DEG C reaction 2 hours, washing, distillation obtains the phosphorous epoxide of vanilla aldehyde radical as shown in following formula (9), and epoxide number is 0.195. It can be seen from the hydrogen nuclear magnetic resonance spectrogram of the phosphorous epoxide of vanilla aldehyde radical,1H nuclear magnetic resonance (d6-DMSO is solvent) In there is 6.7-8.3ppm to represent the matter on 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide and vanilla aldehyde structure phenyl ring Sub- peak, 2.3~3.5ppm represents the proton peak being connected on epoxide group on the characteristic chemical shifts and alicyclic ring of proton with imido grpup, 1.1~1.8ppm is its in addition to proton on the methylene being connected with imido grpup of 4,4 '-diamino-dicyclohexyl methane structure The chemical shift 3.7ppm of his proton is the proton peak on vanilla aldehyde structure methyl.
(2) by glycidyl ester type epoxy resin (o-phthalic acid diglycidyl ester) 100g, ammonium dihydrogen phosphate 9g and The phosphorous epoxide 6g of vanilla aldehyde radical of synthesis in step (1), it is well mixed using ball mill;Add diethylenetriamine 20g, tung oil acid anhydride 5g and TBAB 2g, are uniformly mixed, and first solidify 10 hours at 50 DEG C, then at 90 DEG C Solidification 1 hour, then solidify 1 hour at 160 DEG C, that is, obtain fire retarding epoxide resin solidfied material.After testing, the present embodiment obtains resistance The UL-94V0 of epoxy resin cured product is fired, bending strength is 130MPa, and Tg is 170 DEG C.
Embodiment 5:
(1) vanillic aldehyde 100g, m-phenylene diamine (MPD) 36g, ethanol 500mL are reacted 1 hour at 40 DEG C, then adds zinc chloride 2.5g and diphenyl phosphite 154g, is warming up to 90 DEG C and reacts 2 hours, is obtained after petroleum ether precipitation, ethanol washing such as following formula (10) the phosphorous bis-phenol of vanilla aldehyde radical shown in, then it is anti-in 80 DEG C with 40g epoxychloropropane and 10g cetyl trimethylammonium bromides Answer 2 hours, add 40% NaOH aqueous solution 100g, reacted 2 hours at 50 DEG C, washing, distillation are obtained such as following formula (11) institute The phosphorous epoxide of vanilla aldehyde radical shown, epoxide number is 0.036.It is common according to the nuclear-magnetism of the phosphorous epoxide of vanilla aldehyde radical Knowable to the hydrogen spectrogram that shakes,1There is 6.6-7.4ppm to represent m-phenylene diamine (MPD), phosphorous acid hexichol in H nuclear magnetic resonance (d6-DMSO is solvent) Proton peak on ester and vanilla aldehyde structure phenyl ring, 5.9ppm and 6.1ppm are the characterization on two imino group ortho position protons on phenyl ring Displacement study, 2.3~3.5ppm, tri- peaks represent the characteristic chemical shifts of proton on epoxide group, and 3.75ppm is vanilla aldehyde structure Proton peak on methyl.
(2) by bisphenol A type epoxy resin (CYD-014U, Yueyang petrochemical industry Co., Ltd of Ba Ling Huaxing provides) 70g, Bisphenol F Synthesis in type epoxy resin (EPICLON 830LVP, big Japanese ink company provides) 30g, ammonium pyrophosphate 7g and step (1) The phosphorous epoxide 4g of vanilla aldehyde radical, it is well mixed using ball mill;Phenolic resin 10g and 2-methylimidazole 4g are added, It is uniformly mixed, first solidifies at 140 DEG C 10 hours, then solidify 1 hour at 200 DEG C, that is, obtain fire retarding epoxide resin Solidfied material.After testing, the present embodiment obtains the UL-94V0 of fire retarding epoxide resin solidfied material, and bending strength is 135MPa, and Tg is 120℃。
Embodiment 6:
(1) vanillic aldehyde 100g, 1,6- hexamethylene diamines 38g, ethanol 500mL are reacted 1 hour at 40 DEG C, then adds phosphorous acid Dimethyl ester 72g, is warming up to 90 DEG C and reacts 2 hours, and the vanillic aldehyde as shown in following formula (12) is obtained after petroleum ether precipitation, ethanol washing The phosphorous bis-phenol of base, then reacted 2 hours in 80 DEG C with 20g epoxychloropropane and 10g cetyl trimethylammonium bromides, add 40% NaOH aqueous solution 60g, react 2 hours at 50 DEG C, and the vanilla aldehyde radical that washing, distillation are obtained as shown in following formula (13) is phosphorous Epoxide, epoxide number is 0.027.It can be seen from the hydrogen nuclear magnetic resonance spectrogram of the phosphorous epoxide of vanilla aldehyde radical,1There is 6.7-7.1ppm to represent the proton peak on vanilla aldehyde structure phenyl ring in H nuclear magnetic resonance (d6-DMSO is solvent), 2.3~ 3.5ppm represents the proton peak on the characteristic chemical shifts of proton and the methylene being connected with imido grpup on epoxide group, 1.1~ 1.8ppm is the chemical shift of other protons of 1, the 6- hexamethylene diamines structure in addition to proton on the methylene being connected with imido grpup, 3.7ppm is the proton peak on vanilla aldehyde structure methyl.
(2) by bisphenol f type epoxy resin (D.E.R.TM354, DOW Chemical is provided) 100g, pfpe acid ammonium 5g and step (1) the phosphorous epoxide 8g of vanilla aldehyde radical of synthesis in, it is well mixed using ball mill;Add itaconic anhydride 55g and 2- Methylimidazole 5g, is uniformly mixed, and solidifies at solidifying 7 hours, 190 DEG C at 120 DEG C 3 hours, that is, obtains flame retardant epoxy tree Fat solidfied material.After testing, the present embodiment obtains the UL-94V0 of fire retarding epoxide resin solidfied material, and bending strength is 125MPa, and Tg is 145℃。
Embodiment 7:
(1) vanillic aldehyde 100g, 1,3- propane diamine 24g, ethanol 500mL are reacted 1 hour at 40 DEG C, then adds zinc chloride 2.5g and 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide 71g, is warming up to 90 DEG C and reacts 2 hours, petroleum ether precipitation, Obtain the phosphorous bis-phenol of vanilla aldehyde radical as shown in following formula (14) after ethanol washing, then with 20g epoxychloropropane and 10g cetyls Trimethylammonium bromide reacts 2 hours in 80 DEG C, adds 40% NaOH aqueous solution 60g, is reacted 2 hours at 50 DEG C, washing, steaming The phosphorous epoxide of vanilla aldehyde radical obtained as shown in following formula (15) is evaporated, epoxide number is 0.029.It is phosphorous according to the vanilla aldehyde radical Knowable to the hydrogen nuclear magnetic resonance spectrogram of epoxide,1There are 6.7-8.3ppm representatives in H nuclear magnetic resonance (d6-DMSO is solvent) Proton peak on 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide and vanilla aldehyde structure phenyl ring, 2.3~3.6ppm generations Proton peak on table epoxide group on the characteristic chemical shifts of proton and the methylene being connected with imido grpup, 1.6ppm is 1,3- third Proton peak on diamine structures mid methylenes, 3.8ppm is the proton peak on vanilla aldehyde structure methyl.
(2) by novolac epoxy resin (NPPN-631, South Asia plastics industry limited company provides) 100g, ammonium pyrophosphate The 3g and phosphorous epoxide 10g of vanilla aldehyde radical of the middle synthesis of step (1), it is well mixed using ball mill;Add polyamide (Xuzhou Chinaresearch Science&Technology Industry Co., Ltd.'s offer) 80g and 2,4,6- tri- (dimethylamino methyl) phenol 6g, are uniformly mixed, First solidify at 80 DEG C 6 hours, then solidify 5 hours at 130 DEG C, then solidify 5 hours at 170 DEG C, that is, obtain fire-retardant ring Oxygen resin cured matter.After testing, the present embodiment obtains the UL-94V0 of fire retarding epoxide resin solidfied material, and bending strength is 90MPa, Tg is 100 DEG C.
Embodiment 8:
(1) vanillic aldehyde 100g, ethylenediamine 15g, ethanol 500mL are reacted 1 hour at 40 DEG C, then adds zinc chloride 2.5g With 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide 71g, it is warming up to 90 DEG C and reacts 2 hours, petroleum ether precipitation, ethanol Obtain the phosphorous bis-phenol of vanilla aldehyde radical as shown in following formula (16) after washing, then with 20g epoxychloropropane and 10g cetyl front threes Base ammonium bromide reacts 2 hours in 80 DEG C, adds 40% NaOH aqueous solution 60g, is reacted 2 hours at 50 DEG C, washes, distills To the phosphorous epoxide of vanilla aldehyde radical as shown in following formula (17), epoxide number is 0.029.According to the phosphorous epoxy of vanilla aldehyde radical Knowable to the hydrogen nuclear magnetic resonance spectrogram of compound,1There is 6.7-8.3ppm to represent 9,10- in H nuclear magnetic resonance (d6-DMSO is solvent) Proton peak on the miscellaneous -10- phospho hetero phenanthrenes -10- oxides of dihydro-9-oxy and vanilla aldehyde structure phenyl ring, 2.3~3.9ppm represents epoxy Proton on group in the characteristic chemical shifts of proton and proton peak and vanilla aldehyde structure methyl on the methylene being connected with nitrogen Peak.
(2) the vanilla aldehyde radical by synthesis in bisphenol A type epoxy resin (E-44) 100g, APP 9g and step (1) contains Phosphorus bis-phenol 1g, it is well mixed using ball mill;Add diaminodiphenylsulfone 20g to be uniformly mixed, first then at 100 DEG C Lower solidification 4 hours, finally solidifies 4 hours at 200 DEG C, that is, obtains fire retarding epoxide resin solidfied material.After testing, the present embodiment institute The fire resistance for obtaining fire retarding epoxide resin solidfied material reaches UL-94V0, and bending strength is 160MPa, and Tg is 170 DEG C.
Embodiment 9:
(1) vanillic aldehyde 100g, 1,20- eicosane diamines 50g, ethanol 500mL are reacted 1 hour at 40 DEG C, Ran Houjia Enter diphenyl phosphite 72g, be warming up to 120 DEG C and react 0.5 hour, obtained after petroleum ether precipitation, ethanol washing such as following formula (18) The shown phosphorous bis-phenol of vanilla aldehyde radical, then reacted 1 hour in 100 DEG C with 20g epoxychloropropane and 1g TBABs, then add Enter 40% NaOH aqueous solution 60g, reacted 2 hours at 50 DEG C, washing, the vanilla aldehyde radical that obtains as shown in following formula (19) of distillation contain Phosphorus epoxide, epoxide number is 0.021.It can be seen from the hydrogen nuclear magnetic resonance spectrogram of the phosphorous epoxide of vanilla aldehyde radical, 1There is 6.6-7.4ppm to represent on diphenyl phosphite and vanilla aldehyde structure phenyl ring in H nuclear magnetic resonance (d6-DMSO is solvent) Proton peak, 2.3~3.5ppm is represented on epoxide group on the characteristic chemical shifts of proton and the methylene being connected with imido grpup Proton peak, 0.8-1.8ppm is other in addition to proton on the methylene that is connected with imido grpup of 1,20- eicosanes diamine structures The chemical shift of proton, 3.7ppm is the proton peak on vanilla aldehyde structure methyl.
(2) by bisphenol f type epoxy resin (D.E.R.TM354, DOW Chemical is provided) 100g, APP 5g and step (1) the phosphorous epoxide 5g of vanilla aldehyde radical of synthesis in, it is well mixed using ball mill;Add phenolic resin 50g and 2- Methylimidazole 1g, is uniformly mixed, and first solidifies at 140 DEG C 10 hours, then solidifies 1 hour at 200 DEG C, that is, hindered Fire epoxy resin cured product.After testing, the present embodiment obtains the UL-94V0 of fire retarding epoxide resin solidfied material, and bending strength is 100MPa, Tg are 110 DEG C.
Pass through embodiment 1-9 and comparative example 1-5 contrast, it can be seen that, obtained by the above-mentioned technical proposal of the present invention Fire retarded epoxy resin composition solidification after, not only with excellent fire resistance, while having high glass transition temperature The excellent combination property with intensity etc..
In addition, mode of the inventor referring also to embodiment 1- embodiments 9, with the other raw materials listed in this specification Tested with condition etc., and highly effective flame-retardant composition epoxy resin and its consolidating with Good All-around Property has equally been made Compound.
It should be pointed out that above-described is only some embodiments of the present invention, for one of ordinary skill in the art For, on the premise of the creation design of the present invention is not departed from, other modification and improvement can also be made, these belong to this hair Bright protection domain.

Claims (10)

1. a kind of composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla, it is characterised in that comprising according to the number of parts by weight Following component:100 parts of epoxy resin, 5~150 parts of curing agent, 0~6 part of curing accelerator, 3~15 parts of main flame retardant and 0.5~10 part of flame retardant;Wherein, the flame retardant uses vanilla aldehyde radical phosphonium flame retardant.
2. composition epoxy resin according to claim 1, it is characterised in that the vanilla aldehyde radical phosphor-containing flame-proof auxiliary agent tool There is the structure shown in any one in formula (1)~formula (4):
Wherein R1For
R2For linear paraffin or aromatic hydrocarbon or alicyclic ring alkane structure with 2-20 carbon atom, 0≤n≤10.
3. composition epoxy resin according to claim 1, it is characterised in that:The epoxy resin includes bisphenol A-type ring Oxygen tree fat, bisphenol f type epoxy resin, glycidyl ester type epoxy resin, glycidyl amine type epoxy resin and epoxy novolac tree Any one in fat or two or more combinations.
4. composition epoxy resin according to claim 1, it is characterised in that:The curing agent include amine curing agent, Any one in acid anhydride type curing agent and phenolic resin or two or more combinations;It is preferred that, the amine curing agent includes Any one in diethylenetriamine, 4,4 '-MDA, amido amine, polyamide, polyetheramine and dicyandiamide or two Plant the combination of the above;It is preferred that, the acid anhydride type curing agent includes appointing in methyl hexahydrophthalic anhydride, itaconic anhydride and tung oil acid anhydride The combinations for one or more of anticipating.
5. composition epoxy resin according to claim 1, it is characterised in that:The curing accelerator includes tertiary amine, season Any one in amine salt, organic base and lewis acid or two or more combinations;It is preferred that, the curing accelerator includes 2- Any one or two kinds in methylimidazole, TBAB, 2,4,6- tri- (dimethylamino methyl) phenol, boron trifluoride with On combination.
6. composition epoxy resin according to claim 1, it is characterised in that:The main flame retardant include APP, Any one in ammonium phosphate, diammonium hydrogen phosphate, ammonium dihydrogen phosphate, ammonium pyrophosphate or two or more combinations.
7. the solidfied material of the composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla as any one of claim 1-6; It is preferred that, the fire resistance of the solidfied material is not less than UL-94V0, and bending strength is in more than 90MPa, and glass transition temperature is 100 More than DEG C.
8. the preparation method of solidfied material as claimed in claim 7, it is characterised in that including:It will constitute any in claim 1-6 The each component of the composition epoxy resin of the phosphonium flame retardant of aldehyde radical containing vanilla is uniformly mixed described in, and carries out heat cure, so that Form the solidfied material.
9. preparation method according to claim 8, it is characterised in that including:Will the composition phosphor-containing flame-proof of aldehyde radical containing vanilla The each component of the composition epoxy resin of agent is uniformly mixed, after 50~90 DEG C solidify 0.5~10 hour, in 90~150 DEG C Solidify 0.5~10 hour, solidify 0~10 hour in 150~200 DEG C, obtain the solidfied material.
10. the composition epoxy resin or right of the phosphonium flame retardant of aldehyde radical containing vanilla will as any one of claim 1-6 Solidfied material described in 7 is sought in preparing the purposes in fire proofing.
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