Be used to realize best mode of the present invention
Following more detailed description the present invention.
(resin combination after curable resin composition and the curing)
<polyphenylene oxide resin 〉
As component (A), promptly, be used for polyphenylene oxide resin of the present invention, for example can mention deriving from 2,6-xylenol homopolymerization poly-(2,6-dimethyl-1, the 4-phenylene ether), the phenylethene grafted copolymer of poly-(2,6-dimethyl-1,4-phenylene ether), 2,6-xylenol and 2,3, the multipolymer of 6-pseudocuminol, 2, the multipolymer of 6-xylenol and 2-methyl-6-phenylphenol, by polymerization 2 in the presence of multifunctional oxybenzene compound, 6-xylenol and the multifunctional polyphenylene oxide resin that obtains, for example, by polymerization 2 in the presence of aniline that replaces or aliphatic secondary amine, 6-xylenol and the nitrogenous polyphenylene oxide resin that obtains for example is disclosed in JP-A-63-301222 and JP-A-1-297428.
About the molecular weight of above-mentioned polyphenylene oxide resin, preferably use in the 0.5g/dl chloroformic solution at 30 ℃ of viscosity number η sp/C those resins in the 0.1-1.0 scope of measuring down.
The polyphenylene oxide resin of mentioning in the present invention comprises the modification of modification, and as the modification of these modifications, can mention i) comprise the polyphenylene oxide resin of unsaturated group (referring to JP-A-64-69628, JP-A-1-113425 and JP-A-1-113426) and the ii) reaction product of polyphenylene oxide resin and unsaturated carboxylic acid and/or acid anhydrides.
In the present invention, in order to improve the consistency with component (B), the especially preferred product i that uses above-mentioned modification) and/or ii), for example, allylation polyphenylene oxide, maleic anhydride modified polyphenylene oxide and analogue are as polyphenylene oxide resin (A).
In the present invention, the content ratio of component (A) is 10-98 part weight preferably, preferred 10-80 part weight, more preferably 20-75 part weight, the combination of per 100 parts of components by weight percent (A) and component (B).Be lower than 10 parts of weight as fruit component (A), cured product, promptly the problem that shock-resistance descends appears in curable resin composition, and surpasses 98 parts of weight as fruit component (A), and the problem that chemical resistant properties descends appears in curable resin composition.
<linking agent 〉
As component (B), that is, be used for linking agent of the present invention; can mention the compound such as the diallyl phthalate that comprise multifunctional unsaturated link(age), Vinylstyrene, multifunctional acryl compound; multifunctional methacryloyl based compound, polyfunctional isocyanate, multifunctional maleimide; unsaturated polyester, triallyl isocyanurate, triallyl cyanurate; polyhutadiene; styrene butadiene, styrene butadiene-vinylbenzene, etc.These compounds can be separately or are used with two or more mixture.
Resins, epoxy also can be used as component (B).Can use any Resins, epoxy that in molecule, comprises two or more epoxide groups, and known Resins, epoxy can be separately or two or more be used in combination.Can also be used in combination Resins, epoxy and the aforementioned compound that comprises multifunctional unsaturated link(age).
Representative instance as these Resins, epoxy, derive from the glycidyl ether epoxy of the reaction of phenol or pure and mild Epicholorohydrin, derive from the glycidyl epoxies of the reaction of amine or cyanuric acid and Epicholorohydrin, derive from the interior Resins, epoxy of two key oxidations, and analogue.[about the details of these Resins, epoxy, referring to for example, Masaki Shinho: Resins, epoxy handbook, Nikkan KogyoShimbun, Ltd., 1987].
These Resins, epoxy can use with solidifying agent.As solidifying agent, can mention the compound that is usually used in cured epoxy resin, for example, the linear novolac resin of amine type such as Dyhard RU 100 and aromatic amine and phenol type such as phenol, the linear novolac resin of cresols, dihydroxyphenyl propane, with the phenolic resin of nitrogen modification as the aniline modification, melamine-modified, the guanidine modification and polyamide modified phenolic resin.These compounds can be separately or are used with two or more mixture.
Curing catalyst can use with the solidifying agent that is used for component (A) and component (B).As curing catalyst, can mention those and the group initiator that generally are used for Resins, epoxy, the former comprises, for example, imidazolium compounds and the latter comprises, for example, conventional superoxide such as Perhexyne25B.
In the present invention, comprise the compound of multifunctional unsaturated link(age) by use, for example, triallyl isocyanurate and/or triallyl cyanurate can obtain having excellent dielectric properties and stable on heating cured product as component (B).In addition, by using Resins, epoxy, for example, bisphenol A epoxide resin can obtain having the curable resin composition of excellent molding workability as component (B) when solidifying.
In the present invention, the content ratio of component (B) is 90-2 part weight preferably, preferred 90-20 part weight, more preferably 80-25 part weight, the combination of per 100 parts of components by weight percent (A) and component (B).Be lower than 2 parts of weight as fruit component (B), the problem that chemical resistant properties descends appears in curable resin composition, and surpasses 90 parts of weight as fruit component (B), and the problem that shock-resistance descends appears in curable resin composition.
<phosphorus compound 〉
Being used for component of the present invention (C) is at least a phosphorus compound, is selected to have the polymerization degree 3 or higher melamine poly phosphate and have reactive substituents and be expressed as 9 of following structural formula (1), the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative
(R wherein
1Be vinyl, allyl group, methacrylic or 1-butylene base group, and R
2And R
3Be independently selected from hydrogen atom and C
1-C
6Hydrocarbyl group).
The polymerization degree with the polymerization degree 3 or higher melamine poly phosphate is passed through
31P-NMR determines.
31During P-NMR measures, near the monomer peak that appears on the phosphoric acid standard 0ppm, near the polymer ends peak-10ppm and-near the 20ppm peak, polymkeric substance inside.The intensity of supposing them is respectively X, Y and Z, and the polymerization degree is expressed as (X+Y+Z)/(X+Y/2).Even the modular construction of phosphoric acid can not 100% be keyed on the melamine and may be partly by other nitrogenous compound such as ammonia, acid amides, ethylene diamine, melam, melem, Deng, or metal such as aluminium, magnesium, calcium, Deng replacement, if be keyed to half that part on the melamine surpasses this structure, compound is called the melamine poly phosphate.
In the present invention, do not have the polymerization degree 3 or higher if do not use, preferred 5 or higher melamine poly phosphate, mass loss appears when curable resin composition or laminate are immersed in the water.That is, in the present invention, have the polymerization degree 3 or higher, preferred 5 or higher melamine poly phosphate can be separately or use with two or more mixture.
As can be used for melamine poly phosphate of the present invention, can mention with trade(brand)name PMP-100 (by Nissan Chemical Industries, Ltd. produce), melapur 200 (registered trademark/produce) by DSM Corp., Deng buy those, and these materials can be separately or use with two or more mixture.
Then, about having reactive substituents and being expressed as 9 of said structure formula (1), the 10-dihydro-9-oxy is mixed-10-phosphorus phenanthrene-10-oxide derivative, can for example mention following material: 9, the 10-dihydro-9-oxy is mixed-10-(allyl group phosphorus) phenanthrene-10-oxide compound, 9, the 10-dihydro-9-oxy is mixed-10-(methacrylic phosphorus)-Fei-10-oxide compound, and 9, the 10-dihydro-9-oxy is mixed-10-(1-butylene base phosphorus) phenanthrene-10-oxide compound, 9, the 10-dihydro-9-oxy is mixed-10-(allyl group phosphorus) (2, the 7-dimethylphenanthrene)-10-oxide compound, 9, the 10-dihydro-9-oxy is mixed-10-(allyl group phosphorus) (1,3,6,8-tetramethyl-phenanthrene)-the 10-oxide compound, with 9, the 10-dihydro-9-oxy is mixed-10-(allyl group phosphorus) (6,8-two-tert-butyl phenanthrene)-10-oxide compound.These can be separately or use with two or more mixture.
It may be noted that if use separately and have the described 9 of reactive substituents at this, the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative is as component (C), and preferred the use comprises the compound of multifunctional unsaturated link(age) as component (B).
If use component (C) as powder, powder surface can scribble thermosetting resin such as melamine resin or Resins, epoxy, coupling agent such as silane coupling agent, titanate coupling agent, aluminate coupling agent or zircoaluminate coupling agent, or aerosil such as hydrophobic silicon dioxide aerogel.In addition, carrier such as unsaturated polyester resin or Resins, epoxy can add powder to form paste.In addition, powder can be added with auxiliary flame retardant in advance, foam materials agent or tinting material, for example, melamine, benzoguanamine, acetylguanamine, quadrol, melamine cyanurate, melam, melem, tetramethylolmethane, Dipentaerythritol, talcum, silica, lime carbonate, titanium oxide, aluminium hydroxide, magnesium hydroxide, low-fusing point glass or analogue are to form composite particles.
In the present invention, the content of component (C) is preferably in the combination of per 100 parts of components by weight percent (A) and component (B), 10-80 part weight, and preferred 15-60 part weight is more preferably in the scope of 20-50 part weight.Add-on as fruit component (C) is lower than 10 parts of weight, the obtained flame-retardant deficiency, and surpass 80 parts of weight as the amount of fruit component (C), be difficult to produce matrix material, because for example, curable resin composition obviously raises as the viscosity of varnish, makes varnish not to be infiltrated up in the strongthener.Under the situation in conjunction with two or more components (C), this combination is not limited to any ad hoc fashion and can uses any combination.
<other component 〉
In curable resin composition of the present invention, except described component (A)-(C), can blend its amount do not damage the filler and the additive of the fundamental property of said composition, purpose is to provide desired properties according to its purposes to said composition.
As these fillers, can mention carbon black, silica, titanium oxide, barium titanate, glass beads, hollow glass ball, etc.As additive, can mention antioxidant, thermo-stabilizer, static inhibitor, softening agent, pigment, dyestuff, tinting material, etc.In addition, can blend one or more non-component (A) and thermoplastic resin (B) or thermosetting resins, for example, and styrene resin such as polystyrene, ABS, SBS, Hydrogenated SBS, etc.
The preparation of<curable resin composition and curable resin composition 〉
As the method for mixing described component (A)-(C), can use wherein with three kinds of component uniform dissolution or be dispersed in the solvent the solution blending means and wherein component by forcing machine or the melt blended method of alternate manner heating blended.As being used for solution blended solvent, can be separately or two or more be used in combination aromatic solvent such as benzene, toluene and dimethylbenzene, or tetrahydrofuran (THF).
Curable resin composition of the present invention can be made desired form in advance, and this depends on the purposes of said composition.Manufacture method does not specifically limit.Usually, can use the casting method that wherein resin combination is dissolved in for example above-mentioned solvent and makes desired form, or wherein with the resin combination heat fused and make the hot melt method of desired form.
Curable resin composition of the present invention can advantageously use with the form of film.The method of producing this film does not specifically limit; For example, can use a kind of like this method, wherein with component (A)-(C) and other component fusing or uniform dissolution or be dispersed in the solvent if desired, and with melt, on solution or dispersion paint PET film or the analogue, subsequent drying.
Curable resin composition of the present invention can obtain by solidifying above-mentioned curable resin composition.Curing can optionally be selected; For example, can use heat, light, the method for electron rays or analogue of adopting.Undertaken by heating if solidify, temperature is selected from 80-300 ℃ so, and preferred 120-250 ℃, although can change according to the kind of used group initiator.Be about 1 minute-Yue 10 hours heat-up time, preferred 1 minute-5 hours.
This curable resin composition can use by it is laminated on tinsel and/or the metal sheet, as the cured composite material of describing after a while.
(curable composites and cured composite material)
Then, explain that curable composites t of the present invention and its solidify modification, that is, and cured composite material.
<curable composites 〉
Curable composites of the present invention is characterised in that it comprises curable resin composition of the present invention and strongthener.
As strongthener used herein, various woven fiber glass such as Coarse Mesh Gauze, cloth, cutting mat and paving pad; Woven asbesto, metal fiber cloth and other synthetic or natural inorganic fiber cloth; Derive from the system of knitting or the non-woven fabrics such as the completely aromatic-polyamide-fiber of liquid crystal fiber, Wholly aromatic polyester fiber and polybenzoxazole fibers; Derive from the system of knitting or the non-woven fabrics such as the polyvinyl alcohol fiber of synthon, trevira and acrylic fibre; Natural fiber cloth such as cotton, linen and felt; Natural cellulose type cloth such as carbon cloth, hand-made paper, cotton paper and paper-glass blend tissue paper; Polytetrafluoroethylporous porous membrane and analogue can be used in combination separately or with two or more.
The ratio of strongthener in curable composites is per 100 parts of weight curable composites 5-90 part weight, preferred 10-80 part weight, more preferably 20-70 part weight.If the ratio of strongthener is lower than 5 parts of weight, dimensional stability and intensity after the cured composite material are unsatisfactory, and if the strongthener ratio is higher than 90 parts of weight, the dielectric properties variation of matrix material.
In curable composites of the present invention, can use coupling agent as required to improve the adhesivity on the interface between resin and the strongthener.As this coupling agent, can use commonly used those as silane coupling agent, the titanate coupling agent, aluminium-Ji coupling agent and zircoaluminate coupling agent can be to use.
The production of<curable composites 〉
Method as production curable composites of the present invention, for example can mention, wherein with component of the present invention (A)-(C) and if desired other component such as above-mentioned coupling agent uniform dissolution be dispersed in aromatic ketone or the mixed solvent of the solvent of other type or these types in, and solution or dispersion is infiltrated up to strongthener, subsequent drying.Component (A)-(C) can then and be infiltrated up in the strongthener.Infiltration is by dipping, coating or alternate manner and realize.If desired, infiltration can repeat repeatedly, and in this case, infiltration can use the multiple solution with different compositions and/or concentration to repeat required resin combination of so final acquisition and resin content.
<cured composite material 〉
Cured composite material of the present invention can solidify the curable composites that so obtains by heating or alternate manner and obtain.Its production method does not specifically limit; For example, a plurality of sheet materials that can be by the described curable composites of lamination, and they are carried out hot pressing to carry out interlaminar bonding under pressure carry out thermofixation simultaneously and obtain having the cured composite material of desired thickness.Also can be by the cured composite material that will once bond and the combination of solidified matrix material and curable composites obtains having new layer structure.Laminate manufacturing and curing use thermocompressor or alternate manner to carry out simultaneously usually, but they can carry out independently of each other.That is, non-curing or the half-cured composite material that obtains in advance by the laminate manufacturing can solidify by thermal treatment or other processing mode.
If carry out laminate manufacturing and curing simultaneously, can select following operational condition: temperature=80-300 ℃, preferred 150-250 ℃; Pressure=0.1-1,000kg/cm
2, preferred 1-500kg/cm
2Time=1 minutes-10 hours, preferred 1 minute-5 hours.
(laminate)
Laminate of the present invention comprises cured composite material of the present invention and tinsel.As tinsel used herein, can mention Copper Foil and aluminium foil as an example.Its thickness does not specifically limit, but it is preferably at 3-200 μ m, more preferably in the scope of 3-105 μ m.
Method as production laminate of the present invention, for example can mention a kind of like this method, wherein the curable composites of above explanation and tinsel and/or sheet-metal layers are pressed into a kind of layer structure that satisfies the desired use of laminate, under pressure, carry out hot pressing then to carry out interlaminar bonding, carry out the method for thermofixation simultaneously.In laminate of the present invention, curable composites and tinsel can be laminated into any layer of structure.Tinsel can be used as upper layer or middle layer.Except above operation, lamination and curing can repeat repeatedly to form multilayered structure.
Can use tackiness agent to be bonded to tinsel curable or cured composite material on.
As these tackiness agents, can mention epoxy, vinylformic acid, phenol and cyanoacrylate type, but the tackiness agent that can be used for this paper is not limited to these.
Above laminate manufacturing can be carried out under the condition identical with curable composites of the present invention with solidifying.
(resin-coating tinsel)
Curable resin composition of the present invention can be used for forming the resin-coating tinsel.The curable resin composition of the present invention that " resin-coating tinsel " of the present invention forms by tinsel with on the one side of described tinsel is formed.As tinsel used herein, can for example mention Copper Foil and aluminium foil.Its thickness is not particularly limited, but it is preferably at 3-200 μ m, more preferably in the scope of 3-105 μ m.
The method of production resin-coating Copper Foil of the present invention is not particularly limited; For example, can use a kind of like this method, wherein component (A)-(C) and if desired other component uniform dissolution be dispersed in aromatic ketone or the solvent of other type or its mixed solvent in, and with on solution or the dispersion paint tinsel and dry.
Apply and to repeat repeatedly as required.In addition, use can repeat by the multiple solution with various combination and/or concentration, and the required resin of so final acquisition is formed and resin content.
Embodiment
Then, according to embodiment embodiment of the present invention are described.In the following Examples and Comparative Examples, unless otherwise mentioned, all " parts " all is the weight meter.
Embodiment 1
With 50 parts of poly-(2,6-dimethyl-1,4-phenylene ether) with viscosity number η sp/C (in the 0.5g/dl chloroformic solution 30 ℃ measure down) 0.54 as component (A); 46 parts of triallyl isocyanurates (by Nippon Kasei Chemical Co., Ltd. produces) are as component (B); 4 parts of polystyrene (GPPS, weight-average molecular weight: 270,000); 30 parts of melamine poly phosphates (melapur 200 (registered trademark) is produced by DSM Corp.) with polymerization degree 10 are as component (C); Be dissolved in the toluene varnish with 6 parts of Perhexyne 25B (producing) as curing catalyst with the preparation curable resin composition by NOF Corporation, and with 107g/m
2Woven fiber glass be immersed in make woven fiber glass infiltration that varnish is arranged in this varnish and in air furnace drying obtain curable composites.
Then, 6 described curable composites are piled up mutually, laminate has the about 0.8mm of thickness after solidifying like this, and will this stores use press that has the thick Copper Foil of 35 μ m on its two sides under 180 ℃ at pressure 40kg/cm
2Under make and solidify 90 minutes to obtain laminate.
The gained laminate carries out flammability test according to the UL94 standard, obtains grade V-0.The second-order transition temperature of this laminate of being determined by the flex point of the linear expansivity of unit temperature by TMA (TMA-10 type, Seiko Instruments Inc.) is 180 ℃.In addition, this laminate is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 2
<maleic anhydride modified polyphenylene oxide synthetic 〉
The synthetic of maleic anhydride modified polyphenylene oxide carries out according to the method described in the reference example 3 of JP-B-7-37567.Promptly, polyphenylene oxide with 100 parts of weight embodiment 1,2 parts of weight maleic anhydrides and 1 weight part Perhexa 25B (being produced by NOF Corporation) at room temperature mix by using the drum blender to do as modification promotor, and blend extruded from twin screw extruder under the condition of cylinder temperature=300 ℃ and screw speed 230rpm obtain maleic anhydride modified polyphenylene oxide.
The production of<laminate and assessment 〉
Curable composites and laminate only are to use described maleic anhydride modified polyphenylene oxide as polyphenylene oxide according to the same way as production of embodiment 1.Flammable mensuration is carried out according to embodiment 1, and the result is V-0.The second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 176 ℃.In addition, this laminate is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 3
Synthesizing of<allylation polyphenylene oxide 〉
The synthetic of allylation polyphenylene oxide carries out according to the method described in the embodiment 2 of JP-B-5-8931.Promptly, the 2g polyphenylene oxide that will be used for embodiment 1 is dissolved among the 100ml dehydration distillatory THF at three-necked flask, subsequently under nitrogen gas stream to wherein adding 2.2ml n-butyllithium (1.55mol/l, hexane solution), and with this mixture reflux 1 hour under nitrogen atmosphere.
After mixture is cooled to room temperature, adds the 0.40g allyl bromide 98 and also this mixture was at room temperature stirred 30 minutes.The content of flask is poured in a large amount of methyl alcohol with precipitation polymers, and throw out is filtered, subsequently with methanol wash three times to obtain white powdered product.By
1The substitution value of the allyl group that H-NMR is fixed is 4%.
The production of<laminate and assessment 〉
With 60 parts of described allylation polyphenylene oxide as component (A); 40 parts of triallyl isocyanurates are as component (B); 4 parts of polystyrene (GPPS, weight-average molecular weight: 270,000); 30 parts of melamine poly phosphates (Melapur 200 (registered trademark) is produced by DSM Corp.) with polymerization degree 10 are as component (C); Be dissolved in the toluene to prepare the varnish of curable resin composition as curing catalyst with 6 parts of Perhexyne 25B (producing) by NOF Corporation, produce curable composites and laminate then and carry out flammability test, obtain flammability rating V-0 according to the same way as of embodiment 1.The second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 175 ℃.In addition, this laminate is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 4 and 5
Curable composites and laminate are according to the same way as production of embodiment 1, and just as described in Table 1 variation of prescription of curable resin composition, and mensuration is flammable, second-order transition temperature and the laminate weight loss after water retting.
The measurement result of embodiment 1-5 provides in table 1.
Table 1
(the unit of component: weight part)
Embodiment № | 1 | 2 | 3 | 4 | 5 |
Polyphenylene oxide | 50 | | | | |
Maleic anhydride modified polyphenylene oxide | | 50 | | 55 | 66 |
Allylation polyphenylene oxide | | | 60 | | |
Triallyl isocyanurate
1) | 46 | 46 | 40 | 45 | 30 |
GPPS
2) | 4 | 4 | 4 | | 4 |
PH25B
3) | 6 | 6 | 6 | 6 | |
PBP
4) | | | | | 2 |
SEBS
5) | | | | 10 | |
Silica
6) | | | | 42 | |
melapur200
7) | 30 | 30 | 30 | 30 | 20 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 180 | 176 | 175 | 183 | 169 |
Weight loss % after water retting | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
1) triallyl isocyanurate, by Nippon Kasei Chemical Co., Ltd. produces
2) polystyrene has weight-average molecular weight 270,000
3) Perhexyne 25B is produced by NOF Corporation
4) Perbutyl P is produced by NOF Corporation
5) Tuftec H1041 is produced by ASAHI KASEI KABUSHIKI KAISHA
6) Fuselex E-2 is produced by Tatsumori Ltd.
7) melamine poly phosphate (polymerization degree is 10) is produced by DSM Corp.
Therefore, in embodiment 1-5, the melamine poly phosphate that has the polymerization degree 10 by use is as component (C), and the polyphenylene oxide resin and the multifunctional product that contains any prescription of compound of unsaturated link(age) that comprise any prescription are keeping the stable on heating flammability rating V-0 that has simultaneously.
Embodiment 6-10
Curable composites and laminate are made according to the same way as of embodiment 1, and just as described in Table 2 variation of prescription of curable resin composition, and mensuration is flammable, second-order transition temperature and the laminate weight loss after water retting.The measurement result of embodiment 6-10 provides in table 2.
Table 2
(the unit of component: weight part)
Embodiment № | 6 | 7 | 8 | 9 | 10 |
Polyphenylene oxide | 30 | | | 30 | 30 |
Maleic anhydride modified polyphenylene oxide | | 30 | 30 | | |
Triallyl isocyanurate | 10 | 10 | | 20 | |
Bisphenol A epoxide resin | 20 | 20 | 20 | 20 | 20 |
Linear phenolic resin varnish | 20 | 20 | 20 | 20 | 20 |
Phenolic resin | 20 | 20 | 20 | 20 | 20 |
Imidazoles | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
pH25B | 2 | 2 | | 2 | |
melapur200 | 40 | 40 | 40 | 40 | 40 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 168 | 167 | 160 | 171 | 160 |
Weight loss % after water retting | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Therefore, in embodiment 6-10, the melamine poly phosphate that has the polymerization degree 10 by use comprises the polyphenylene oxide resin of any prescription and the product of Resins, epoxy and is keeping the stable on heating flammability rating V-0 that has simultaneously as component (C).
Embodiment 11 and 12
Curable composites and laminate are made according to the same way as of embodiment 1 and 2, use has the melamine poly phosphate (PMP-100 of the polymerization degree 3.9, by Nissan ChemicalIndustries, Ltd. produce) as component (C), and mensuration is flammable, second-order transition temperature and the laminate weight loss after water carries out.Embodiment 11 and 12 measurement result provide in table 3.
Table 3
(the unit of component: weight part)
Embodiment № | 11 | 12 |
Polyphenylene oxide | 50 | |
Maleic anhydride modified polyphenylene oxide | | 50 |
Triallyl isocyanurate | 46 | 46 |
GPPS | 4 | 4 |
PH25B | 6 | 6 |
PMP-100
8) | 30 | 30 |
The result of flammability test (UL94) | V-0 | V-0 |
Second-order transition temperature ℃ | 181 | 180 |
Weight loss % after water retting | 0.0 | 0.0 |
8) melamine poly phosphate (polymerization degree is 3.9), by Nissan ChemicalIndustries, Ltd. produces
Therefore, by the result of embodiment 11 and 12 as can be seen, the product that comprises polyphenylene oxide resin and the multifunctional compound that contains unsaturated link(age) can have the melamine poly phosphate of the polymerization degree 3.9 as component (C) even use keeping the stable on heating grade V-0 that has simultaneously.
Embodiment 13 and 14
Curable composites and laminate are made according to the same way as of embodiment 1, and just as described in Table 4 variation of prescription of curable resin composition, and mensuration is flammable, second-order transition temperature and the laminate weight loss after water retting.Embodiment 13 and 14 measurement result provide in table 4.
Table 4
(the unit of component: weight part)
Embodiment № | 13 | 14 |
Polyphenylene oxide | 90 | |
Maleic anhydride modified polyphenylene oxide | | 10 |
Triallyl isocyanurate | 10 | 90 |
GPPS | | |
PH25B | 3 | 10 |
melapur200 | 20 | 50 |
The result of flammability test (UL94) | V-0 | V-0 |
Second-order transition temperature ℃ | 160 | 195 |
Weight loss % after water retting | 0.0 | 0.0 |
Embodiment 13 and 14 compares with embodiment 1 on resin combination and greatly changes, but uses the melamine poly phosphate with polymerization degree 10 identical with embodiment 1 as component (C), and therefore product is keeping the stable on heating test-results V-0 that has simultaneously respectively.
Embodiment 15
The varnish of curable resin composition is made according to the same way as of embodiment 2, and it was descended dry 3 hours at 60 ℃, and dry toluene is to obtain curable resin composition like this.
This curable resin composition heated 90 minutes in nitrogen gas stream in vacuum press at 180 ℃, obtained cured product, or curable resin composition.The result of the flammability test of this cured product is V-0.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 176 ℃.In addition, this curable resin composition is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 16
The varnish of curable resin composition is made according to the same way as of embodiment 2, and will descend dry 3 hours on its paint PET film and at 60 ℃, and dry toluene is to obtain membranaceous curable resin composition like this.
This film of curable resin composition heats 90 minutes to obtain cured film in nitrogen gas stream in vacuum press under 180 ℃.The result of the flammability test of this cured film is V-0.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 175 ℃.In addition, this cured film is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 17
The varnish of curable resin composition is made according to the same way as of embodiment 2, and by the bar spreader with on the one side of the thick Copper Foil of its paint 18 μ m to have resin layer thickness 50 μ m and under 60 ℃ in air furnace dry 3 hours subsequently, obtain the resin-coating Copper Foil.
2 these resin-coating Copper Foils are stacked mutually and use press under 180 ℃ at pressure 40kg/cm
2Under make and solidified 90 minutes.The result of the flammability test of the laminate that so obtains is V-0.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 176 ℃.In addition, this laminate is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
The result of the foregoing description 15-17 gathers in table 5.
Table 5
(the unit of component: weight part)
Embodiment № | 15 | 16 | 17 |
Maleic anhydride modified polyphenylene oxide | 50 | 50 | 50 |
Triallyl isocyanurate | 46 | 46 | 46 |
GPPS | 4 | 4 | 4 |
PH25B | 6 | 6 | 6 |
melapur200 | 30 | 30 | 30 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 176 | 175 | 176 |
Weight loss % after water retting | 0.0 | 0.0 | 0.0 |
Therefore, even wherein not adding the curable resin composition of glass, the laminate of cured film and resin-coating Copper Foil is also because use the melamine poly phosphate with polymerization degree 10 keeping the stable on heating flammability test V-0 as a result that obtains simultaneously as component (C).
Embodiment 18
<9, the 10-dihydro-9-oxy is assorted-10-(allyl group phosphorus) phenanthrene-10-oxide compound (being called for short the HCA-allyl group) synthetic 〉
With 54.1g 9, the 10-dihydro-9-oxy is mixed-10-phosphorus phenanthrene-10-oxide compound (trade(brand)name: HCA, by Sanko Co., Ltd. produce), 35g allyl bromide 98 (particular stage, by Wako PureChemical Industries Co., Ltd. produce), 300g methyl alcohol (particular stage, by WakoPure Chemical Industries Co., Ltd. produces) and 30g triethylamine (particular stage, by Wako Pure Chemical Industries Co., Ltd. produce) add the 500ml three-necked flask of being furnished with reflux exchanger, and with mixture heating up to methyl alcohol gentle reflux in reflux exchanger, and reacted 8 hours.Subsequently flask is cooled to room temperature, methyl alcohol is under reduced pressure by using rotatory evaporator to distill, and with resistates the decompression (0.1mmHg, 140 ℃) descend distillation to obtain about 45g 9, the 10-dihydro-9-oxy is mixed-10-(allyl group phosphorus) phenanthrene-10-oxide compound (being called for short the HCA-allyl group), it is a kind of 9 of reactive substituents that has, and the 10-dihydro-9-oxy is mixed-10-phosphorus phenanthrene-10-oxide derivative.
The production of<laminate and assessment 〉
Is that 0.54 poly-(2,6-dimethyl-1,4-phenylene ether) as component (A) at 30 ℃ of its viscosity number η sp/C that measure down with 50 parts in the 0.5g/dl chloroformic solution; 46 parts of triallyl isocyanurates are as component (B); 4 parts of polystyrene (GPPS, weight-average molecular weight: 270,000); 30 parts of HCA allyl groups are as component (C); Be dissolved in the varnish of toluene with 6 parts of Perhexyne 25B (producing) as curing catalyst, and produce laminate and carry out flammability test according to the same way as of embodiment 1 with the preparation curable resin composition by NOF Corporation.The result of the flammability test of this laminate is V-0.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 170 ℃.In addition, this laminate is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 19-22
Curable composites and laminate are made according to the same way as of embodiment 18, and just as described in Table 6 variation of prescription of curable resin composition, and mensuration is flammable, second-order transition temperature and the laminate weight loss after water retting.
The measurement result of the foregoing description 18-22 provides in table 6.
Table 6
(the unit of component: weight part)
Embodiment № | 18 | 19 | 20 | 21 | 22 |
Polyphenylene oxide | 50 | | | | |
Maleic anhydride modified polyphenylene oxide | | 50 | | 55 | 66 |
Allylation polyphenylene oxide | | | 60 | | |
Triallyl isocyanurate | 46 | 46 | 40 | 45 | 30 |
GPPS | 4 | 4 | 4 | | 4 |
PH25B | 6 | 6 | 6 | 6 | |
PBP | | | | | 2 |
SEBS | | | | 10 | |
Silica | | | | 42 | |
The HCA-allyl group | 30 | 30 | 30 | 30 | 20 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 170 | 168 | 168 | 174 | 161 |
Weight loss % after water retting | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Therefore, in embodiment 18-22, by using the HCA allyl group, or has 9 of a reactive substituents, the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative is as component (C), and the polyphenylene oxide resin and the multifunctional product that contains the compound of unsaturated link(age) that comprise any prescription are keeping the stable on heating flammability test V-0 as a result that has simultaneously.
Embodiment 23-25
Curable composites and laminate are made according to the same way as of embodiment 18, and just as described in Table 7 variation of prescription of curable resin composition, and mensuration is flammable, second-order transition temperature and the laminate weight loss after water retting.The measurement result of embodiment 23-25 provides in table 7.
Table 7
(the unit of component: weight part)
Embodiment № | 23 | 24 | 25 |
Polyphenylene oxide | 30 | | 30 |
Maleic anhydride modified polyphenylene oxide | | 30 | |
Triallyl isocyanurate | 10 | 10 | 20 |
Bisphenol A epoxide resin | 20 | 20 | 20 |
Linear phenolic resin varnish | 20 | 20 | 20 |
Phenolic resin | 20 | 20 | 20 |
Imidazoles | 0.5 | 0.5 | 0.5 |
pH25B | 2 | 2 | 2 |
The HCA-allyl group | 30 | 30 | 30 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 162 | 161 | 166 |
Weight loss % after water retting | 0.0 | 0.0 | 0.0 |
At embodiment 23-25, by using the HCA-allyl group, or has 9 of a reactive substituents, the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative is as component (C), and comprise the polyphenylene oxide resin of any prescription and the product of Resins, epoxy and keeping the stable on heating flammability rating V-0 that has simultaneously.
Embodiment 26
The varnish of curable resin composition is made according to the same way as of embodiment 19, and it was descended dry 3 hours at 60 ℃, and dry toluene is to obtain curable resin composition like this.
This curable resin composition heated 90 minutes in nitrogen gas stream in vacuum press at 180 ℃, obtained cured product, i.e. curable resin composition.The flammability test of carrying out at this cured product obtains V-0 as a result.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 171 ℃.In addition, this curable resin composition is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 27
The varnish of curable resin composition is made according to the same way as of embodiment 19, and will descend dry 3 hours on its paint PET film and at 60 ℃, and dry toluene is to obtain membranaceous curable resin composition like this.The film of this curable resin composition heats 90 minutes to obtain cured film in nitrogen gas stream in vacuum press under 180 ℃.This cured film is carried out flammability test, obtains V-0 as a result.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 170 ℃.In addition, this cured film is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 28
The varnish of curable resin composition is made according to the same way as of embodiment 19, and by the bar spreader with on the one side of the thick Copper Foil of its paint 18 μ m to have resin layer thickness 50 μ m and under 60 ℃ in air furnace dry 3 hours subsequently, obtain the resin-coating Copper Foil.
Then, 2 these resin-coating Copper Foils are stacked mutually and by use press under 180 ℃ at pressure 40kg/cm
2Under make and solidified 90 minutes.The gained laminate carries out flammability test like this.The result of flammability test is V-0.In addition, the second-order transition temperature of measuring according to the same way as of embodiment 1 by TMA is 170 ℃.In addition, this laminate is 0.0% in the weight loss after 24-hour water retting under 25 ℃.
Embodiment 26-28 is above-mentioned the results are summarized in table 8.
Table 8
(the unit of component: weight part)
Embodiment № | 26 | 27 | 28 |
Maleic anhydride modified polyphenylene oxide | 50 | 50 | 50 |
Triallyl isocyanurate | 46 | 46 | 46 |
GPPS | 4 | 4 | 4 |
PH25B | 6 | 6 | 6 |
The HCA-allyl group | 30 | 30 | 30 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 171 | 170 | 170 |
Weight loss % after water retting | 0.0 | 0.0 | 0.0 |
Therefore, even wherein do not add the curable resin composition of woven fiber glass, the laminate of cured film and resin-coating Copper Foil is also because use the HCA-allyl group, or 9, the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative keeping the stable on heating flammability test V-0 as a result that obtains simultaneously as component (C).
Comparative Examples 1-5
Curable composites and laminate are made according to the same way as of embodiment 1-5, only be to use the melamine poly phosphate (MPP-A with polymerization degree 2.6 of equal parts, by SanwaChemical Co., Ltd. production) alternative have the melamine poly phosphate (melapur 200 (registered trademark) is produced by DSM Corp.) of the polymerization degree 10 as component (C).Carry out flammability test and measure second-order transition temperature and the weight loss of laminate after water retting.These measurement results of Comparative Examples 1-5 provide in table 9.
Table 9
(the unit of component: weight part)
Comparative Examples № | 1 | 2 | 3 | 4 | 5 |
Polyphenylene oxide | 50 | | | | |
Maleic anhydride modified polyphenylene oxide | | 50 | | 55 | 66 |
Allylation polyphenylene oxide | | | 60 | | |
Triallyl isocyanurate | 46 | 46 | 40 | 45 | 30 |
GPPS | 4 | 4 | 4 | | 4 |
PH25B | 6 | 6 | 6 | 6 | |
PBP | | | | | 2 |
SEBS | | | | 10 | |
Silica | | | | 42 | |
MPP-A
9) | 30 | 30 | 30 | 30 | 20 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 180 | 178 | 177 | 184 | 163 |
Weight loss % after water retting | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 |
9) melamine poly phosphate (polymerization degree is 2.6), by Sanwa Chemical Co., Ltd. produces
Therefore, if use the melamine poly phosphate with polymerization degree 2.6, keep thermotolerance simultaneously although combustibility is V-0, laminate is 0.2-0.3% in the weight loss after 24-hour water retting under 25 ℃, so product can not actual use.
Comparative Examples 6 and 7
Curable composites and laminate are made according to the same way as of embodiment 1 and 2, only be to use melamine poly phosphate (the Pranelon NP with polymerization degree 1.5 of equal parts, by Mitsui Kagaku Fine Chemicals, Inc.) alternative have the melamine poly phosphate (melapur 200 (registered trademark) is produced by DSM Corp.) of the polymerization degree 10 as component (C).Carry out flammability test and measure second-order transition temperature and the weight loss of laminate after water retting.Comparative Examples 6 and these measurement results of 7 provide in table 10.
Table 10
(the unit of component: weight part)
Comparative Examples № | 6 | 7 |
Polyphenylene oxide | 50 | |
Maleic anhydride modified polyphenylene oxide | | 50 |
Triallyl isocyanurate | 46 | 46 |
GPPS | 4 | 4 |
PH25B | 6 | 6 |
Pranelon NP
10) | 30 | 30 |
The result of flammability test (UL94) | V-0 | V-0 |
Second-order transition temperature ℃ | 179 | 178 |
Weight loss % after water retting | 0.4 | 0.4 |
10) melamine poly phosphate (polymerization degree is 1.5), by Mitsui Kagaku FineChemicals, Inc. produces
Therefore, if even use melamine poly phosphate with polymerization degree 1.5, although keeping the stable on heating flammable V-0 that obtains simultaneously, laminate is 0.4% in the weight loss after 24-hour water retting under 25 ℃, so product can not actual use.
Comparative Examples 8-10
Curable resin composition, the laminate of cured film and resin-coating Copper Foil is made according to the same way as of embodiment 15-17, only be to use the melamine poly phosphate (MPP-A with polymerization degree 2.6 of equal parts, by Sanwa Chemical Co., Ltd. production) alternative have the melamine poly phosphate (melapur 200 (registered trademark) is produced by DSM Corp.) of the polymerization degree 10 as component (C).Carry out flammability test and measure second-order transition temperature and the weight loss of laminate after water retting.These measurement results of Comparative Examples 8-10 provide in table 11.
Table 11
(the unit of component: weight part)
Comparative Examples № | 8 | 9 | 10 |
Maleic anhydride modified polyphenylene oxide | 50 | 50 | 50 |
Triallyl isocyanurate | 46 | 46 | 46 |
GPPS | 4 | 4 | 4 |
PH25B | 6 | 6 | 6 |
MPP-A | 30 | 30 | 30 |
The result of flammability test (UL94) | V-0 | V-0 | V-0 |
Second-order transition temperature ℃ | 176 | 176 | 175 |
Weight loss % after water retting | 0.2 | 0.2 | 0.2 |
Therefore, even do not add the curable resin composition of woven fiber glass therein, under the situation of the laminate of cured film and resin-coating Copper Foil, if use melamine poly phosphate with polymerization degree 2.6, although can keep the stable on heating flammable V-0 that obtains simultaneously, but laminate is 0.2% in the weight loss after 24-hour water retting under 25 ℃, so product can not actually use.
Comparative Examples 11-15
Curable composites and laminate are made according to the same way as of embodiment 1-5, it is component (C), that is, have the melamine poly phosphate (melapur 200 (registered trademark), by DSM Corp. produce) of the polymerization degree 10 or in embodiment 18 the allylic umber of synthetic HCA-change into 5.In flammability test, all product burnings (table 12).At this, " burning " is meant that product can not reach grade V-0 in flammability test.
Table 12
(the unit of component: weight part)
Comparative Examples № | 11 | 12 | 13 | 14 | 15 |
Polyphenylene oxide | 50 | | | | |
Maleic anhydride modified polyphenylene oxide | | 50 | | 55 | 66 |
Allylation polyphenylene oxide | | | 60 | | |
Triallyl isocyanurate | 46 | 46 | 40 | 45 | 30 |
GPPS | 4 | 4 | 4 | | 4 |
PH25B | 6 | 6 | 6 | 6 | |
PBP | | | | | 2 |
SEBS | | | | 10 | |
Silica | | | | 42 | |
melapur200 | 5 | | 5 | 5 | 5 |
The HCA-allyl group | | 5 | | | |
The result of flammability test (UL94) | Burning * | Burning * | Burning * | Burning * | Burning * |
* can not reach V-0
Therefore, if even use and to have the polymerization degree 3 or higher melamine poly phosphate or to have 9 of reactive substituents, the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative is as component (C), be lower than the combination of 10/ per 100 parts of components by weight percent (A) and component (B) as the umber of fruit component (C), can not obtain gratifying flame retardant resistance.
Comparative Examples 16 and 17
Curable composites and laminate are made according to the same way as of embodiment 2, it is component (C), that is, have the melamine poly phosphate (melapur 200 (registered trademark), by DSM Corp. produce) of the polymerization degree 10 or in embodiment 18 the allylic umber of synthetic HCA-change into 85.In flammability test, the varnish of curable resin composition can not flood, because the varnish viscosity (table 13) under every kind of situation is too high.
Table 13
(the unit of component: weight part)
Comparative Examples № | 16 | 17 |
Maleic anhydride modified polyphenylene oxide | 50 | 50 |
Triallyl isocyanurate | 46 | 46 |
GPPS | 4 | 4 |
PH25B | 6 | 6 |
melapur200 | 85 | |
The HCA-allyl group | | 85 |
The result of flammability test (UL94) | * | * |
* base material can not infiltrate varnish, because viscosity is too high.
Therefore, if even use and to have the polymerization degree 3 or higher melamine poly phosphate or to have 9 of reactive substituents, the 10-dihydro-9-oxy is assorted-and 10-phosphorus phenanthrene-10-oxide derivative is as component (C), surpass the combination of 80/ per 100 parts of components by weight percent (A) and component (B) as the umber of fruit component (C), become Tai Gao and varnish of the varnish viscosity of curable resin composition can not be infiltrated up in the strongthener.
Comparative Examples 18-20
Curable resin composition, the laminate of cured film and resin-coating Copper Foil is made according to the same way as of embodiment 15-17, is component (C), promptly, number with melamine poly phosphate (melapur 200 (registered trademark) is produced by DSM Corp.) of the polymerization degree 10 changes into 5.In flammability test, all in flammability test, all curable resin compositions, cured film and laminate burning (table 14).At this, " burning " is meant that product can not reach grade V-0 in flammability test.
Table 14
(the unit of component: weight part)
Embodiment № | 18 | 19 | 20 |
Maleic anhydride modified polyphenylene oxide | 50 | 50 | 50 |
Triallyl isocyanurate | 46 | 46 | 46 |
GPPS | 4 | 4 | 4 |
PH25B | 6 | 6 | 6 |
melapur200 | 5 | 5 | 5 |
The result of flammability test (UL94) | Burning * | Burning * | Burning * |
* can not reach V-0
Therefore, the curable resin composition that does not add woven fiber glass therein, in the laminate of cured film and resin-coating Copper Foil, if even use has the polymerization degree 3 or higher melamine poly phosphate, if the umber of used melamine poly phosphate is lower than the combination of 10/ per 100 parts of components by weight percent (A) and component (B), can not obtain gratifying flame retardant resistance.