CN104194146A - Polypropylene composition and preparation method thereof - Google Patents
Polypropylene composition and preparation method thereof Download PDFInfo
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- CN104194146A CN104194146A CN201410383795.9A CN201410383795A CN104194146A CN 104194146 A CN104194146 A CN 104194146A CN 201410383795 A CN201410383795 A CN 201410383795A CN 104194146 A CN104194146 A CN 104194146A
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
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- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
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Abstract
The invention provides a polypropylene composition. The polypropylene composition consists of the following components in parts by mass: 10-90 parts of first polypropylene, 3-20 parts of a flexibilizer and 10-80 parts of nano filler master batch, so that the nano-scale polypropylene composition with excellent dispersion and high stiffness-toughness balance is obtained. The invention further provides a preparation method for the polypropylene composition. According to the preparation method provided by the embodiment of the invention, the nano filler is treated by virtue of a modifier, so that the surface polarity of the nano filler is changed into lipophilicity from hydrophily, the compatibility between the nano filler and polypropylene is improved, excellent dispersion of a nano material in polypropylene is realized by virtue of a phase interface transfer process, and thus, the comprehensive performances of the nano polypropylene composition are improved.
Description
Technical field
The invention belongs to polypropene composition technical field, be specifically related to a kind of polypropene composition and preparation method thereof.
Background technology
Polypropylene has that quality is light, chemical resistant properties is good, good mechanical property and the advantage such as cheap, is widely used in the fields such as automobile, household electrical appliances, IT.But polypropylene dimensional stability is not good enough, rigidity-toughness balanced is not enough, must could use through modification.For improving polyacrylic dimensional stability, conventionally in polypropylene, add filler, polyacrylic rigidity can be greatly improved, however polyacrylic toughness is but subject to the impact of filler size and pattern.Research shows, the granularity of filler is less, filler play increase firm in, can play gradually toughening effect, thereby the toughness of polypropene composition is higher.Therefore can infer, adding of Nano filling can make polyacrylic rigidity-toughness balanced be improved significantly, but Nano filling surfactivity is large, very easily reunite, dispersion effect is poor, and directly interpolation can not get desirable effect on the contrary, and along with the increase of filled with nano-filler amount, the performance of nano polypropylene is variation gradually, even far below the performance of non-nano filler filled polypropylene.Therefore, improving Nano filling in polyacrylic dispersion, is the important channel of improving polypropene composition rigidity-toughness balanced.The nano polypropylene composition of dispersing property excellence is used widely because having high rigidity-toughness balanced, even in some field, can replace engineering plastics and use.
Summary of the invention
The object of the embodiment of the present invention is to overcome the above-mentioned deficiency of prior art, and a kind of polypropene composition is provided, and this polypropene composition is nano level, and has excellent dispersiveness and high rigidity-toughness balanced.
Another object of the embodiment of the present invention is to overcome the above-mentioned deficiency of prior art, and a kind of preparation method of polypropene composition is provided, and can prepare nano level, to have excellent dispersed and high rigidity-toughness balanced polypropene composition.
In order to realize foregoing invention object, the technical scheme of the embodiment of the present invention is as follows:
A polypropene composition, is comprised of the component of following mass fraction: first polypropylene 10-90 part, toughner 3-20 part and Nano filling master batch 10-50 part.
And a kind of preparation method of above-mentioned polypropene composition, comprising:
Nano filling is joined to dispersion in solvent and obtain Nano filling dispersion liquid;
Properties-correcting agent is joined to reaction in described Nano filling dispersion liquid and obtain modified Nano filling dispersion liquid;
The second polypropylene, oxidation inhibitor, lubricant, acid-acceptor and photostabilizer mixed melting are obtained to fused solution, constantly stirring under fused solution condition described modified Nano filling dispersion liquid is joined in described fused solution;
Condensation and separation of the solvent in described modified Nano filling dispersion liquid, make described modified Nano filling carry out phase transition on described solvent and described the second polyacrylic two-phase interface, the Nano filling dispersion that to obtain take described the second polypropylene be matrix;
By take Nano filling dispersion that described the second polypropylene is matrix, take out grain and obtain Nano filling master batch;
The first polypropylene, toughner and described Nano filling master batch are taken out to grain and obtain nano polypropylene composition.
The polypropene composition of above-described embodiment has adopted Nano filling master batch, and Nano filling master batch loading level is large, has advantages of that dispersing property excellence, over-all properties are good, and in the polypropene composition preparing, Nano filling is uniformly dispersed, without reuniting.
The preparation method of above-described embodiment is by Nano filling through modifier treatment, and surface polarity becomes lipophilicity from wetting ability, has improved the consistency between Nano filling and polypropylene, thereby improves the over-all properties of polypropene composition.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Example of the present invention provides a kind of polypropene composition.This polypropene composition is comprised of the component of following mass fraction: first polypropylene 10-90 part, toughner 3-20 part and Nano filling master batch 10-50 part.
The polypropene composition of above-described embodiment has adopted Nano filling master batch, and Nano filling master batch loading level is large, has advantages of that dispersing property excellence, over-all properties are good, and in the polypropene composition preparing, Nano filling is uniformly dispersed, without reuniting.
Particularly, the first polypropylene is one or both of homo-polypropylene and Co-polypropylene; Toughner is one or more in polyolefin elastomer, terpolymer EP rubber EPDM and propylene-based elastomeric PBE.
Particularly, Nano filling master batch is comprised of the component of following mass fraction: modified Nano filling 10-80 part, second polypropylene 20-90 part, oxidation inhibitor 0.1-0.6 part, lubricant 0.1-0.5 part, acid-acceptor 0.1-0.5 part and photostabilizer 0-0.5 part.
Above-described embodiment, by adopting modified Nano filling, makes the surface polarity of Nano filling become lipophilicity from wetting ability, has improved the consistency between Nano filling and polypropylene, thereby improves the over-all properties of nano polypropylene composition.
Particularly, the second polypropylene is the high molten polypropylene that refers to, the second polypropylene is one or both in homo-polypropylene and Co-polypropylene, and in temperature, to be 230 ℃ and load be greater than 100g/min for the molten finger of 2.16kg to the second polypropylene.
Particularly, oxidation inhibitor is comprised of antioxidant 1010 and irgasfos 168, and the ratio of the mass fraction of antioxidant 1010 and irgasfos 168 is 0.5～1:1.
Particularly, lubricant is one or more in ethylene bis stearamide EBS, erucicamide, amine hydroxybenzene and silicone.
Particularly, acid-acceptor is one or both in calcium stearate and hydrotalcite.
Particularly, photostabilizer is hindered amine light stabilizer, and photostabilizer is specially one or more in photostabilizer 770, photostabilizer 944, photostabilizer 783, photostabilizer 788, photostabilizer V680, photostabilizer V703 and photostabilizer EB41-72.
Particularly, this modified Nano filling comprises properties-correcting agent and Nano filling.Properties-correcting agent is 0.002～0.02:1 with the ratio of the mass fraction of Nano filling.The particle diameter of Nano filling is 2～500nm.
Particularly, properties-correcting agent is one or more in silane coupling agent, titanate coupling agent and aluminate coupling agent, Nano filling is nano level calcium carbonate, talcum powder, polynite, wollastonite, silicon-dioxide, carbon nanotube, Graphene, barium sulfate, iron powder, copper powder, silver powder, hydrotalcite, kaolin, attapulgite, illite, sepiolite, diatomite, mica, carbon black, Graphene, titanium oxide, zinc oxide, cerium oxide, zirconium white, ferric oxide, manganese oxide, vanadium oxide, nickel oxide, molybdenum oxide, Tungsten oxide 99.999, magnesium oxide, aluminum oxide, Calucium Silicate powder, chromium nitride, silicon nitride, silicon carbide, aluminium nitride, boron nitride, one or more in molybdenumdisulphide and calcium sulfate.
The embodiment of the present invention also provides a kind of method of preparing above-mentioned polyacrylic polymer, and concrete steps are as follows:
Step S01: Nano filling is joined to dispersion in solvent and obtain Nano filling dispersion liquid;
Step S02: properties-correcting agent is joined to reaction in Nano filling dispersion liquid and obtain modified Nano filling dispersion liquid;
Step S03: the second polypropylene, oxidation inhibitor, lubricant, acid-acceptor and photostabilizer mixed melting are obtained to fused solution, constantly stirring under fused solution condition modified Nano filling dispersion liquid is being joined in fused solution, condensation and separation of the solvent in modified Nano filling dispersion liquid, make modified Nano filling carry out phase transition on solvent and the second polyacrylic two-phase interface, the Nano filling dispersion that to obtain take the second polypropylene be matrix;
Step S04: take out grain and obtain Nano filling master batch take Nano filling dispersion that the second polypropylene is matrix;
Step S05: the first polypropylene, toughner and Nano filling master batch are taken out to grain and obtain nano polypropylene composition.
The preparation method of above-described embodiment, particularly, in step S01, through modifier treatment, make Nano filling surface polarity become lipophilicity from wetting ability Nano filling, improve the consistency between Nano filling and the second polypropylene, thereby improved the over-all properties of nano polypropylene composition.
The preparation method of above-described embodiment, particularly, in step S03, adopt the method for phase transition, make Nano filling from solvent, transfer to equably in the second polypropylene, realize dispersed in the second polypropylene of Nano filling, thereby be easy to obtain the nano polypropylene composition of high rigidity-toughness balanced.
Particularly, in step S01, the mass ratio of Nano filling and solvent is 5～50:100, and the time of dispersion is 0.5～20h, and solvent is one or more in deionized water, dehydrated alcohol and acetone.In step S01, by clarifixator and ultrasonication, disperse.
Particularly, in step S02, the solvent of volatilization is back in the reaction system of properties-correcting agent and Nano filling dispersion liquid after condensation, and in step S02, temperature of reaction is 50～100 ℃, and the reaction times is 0.5～4h.
Particularly, in step S03, melt temperature is 190～240 ℃.Step S03 can carry out in reactor.
Particularly, in step S04, taking out a temperature is 170-220 ℃.Step S04 take out grain can in forcing machine, carry out.
Particularly, in step S05, taking out a temperature is 170-220 ℃.Step S05 take out grain can in forcing machine, carry out.
Process clarifixator and ultrasonication when prepared by Nano filling dispersion liquid, then Nano filling master batch is sheared and is disperseed through forcing machine, last nano polypropylene composition is also sheared dispersion again through forcing machine, multiple dispersing technology has guaranteed the abundant dispersion of Nano filling in the second polypropylene, thereby has improved the over-all properties of polypropene composition.
By a plurality of embodiment, illustrate below.
Embodiment 1
Step S01: the preparation of Nano filling dispersion liquid
The nano-titanium oxide of 10kg is joined in the deionized water of 200kg, use respectively clarifixator and ultrasonication, the treatment time is 0.5h, obtains disperseing the nano-titanium oxide dispersion liquid of homogeneous.
Step S02: the preparation of modified Nano titanium oxide dispersion liquid
20g titanate coupling agent is joined in nano-titanium oxide dispersion liquid, isothermal reaction 0.5h at 100 ℃, the solvent of volatilization comes back in the reaction system of titanate coupling agent and nano-titanium oxide dispersion liquid after condensation, obtains modified Nano titanium oxide dispersion liquid.
Step S03: the preparation of the Nano filling dispersion that second polypropylene of take is matrix
By high molten polypropylene (i.e. the second polypropylene that refers to of 90kg, this second polypropylene is that 230 ℃ and load are greater than 100g/min for the molten finger of 2.16kg in temperature), 0.05kg antioxidant 1010,0.05kg irgasfos 168,0.1kg lubricant ethylene bis stearamide EBS, 0.1kg calcium stearate join in reactor, melting at 190 ℃, under constantly stirring, modified Nano titanium oxide dispersion liquid is slowly added dropwise in the second polypropylene fusion liquid.Solvent in modified Nano titanium oxide dispersion liquid is separated by condenser condenses, and modified Nano titanium oxide carries out phase transition on solvent and the second polyacrylic two-phase interface, the nano-titanium oxide dispersion that to obtain take the second polypropylene be matrix.
Step S04: the preparation of Nano filling master batch
By take nano-titanium oxide dispersion that the second polypropylene is matrix, join forcing machine and take out grain, obtain nano-titanium oxide master batch.A temperature of taking out of this process is 170-220 ℃.
Step S05: the preparation of nano polypropylene composition
10kg the first polypropylene, 20kg nano-titanium oxide master batch and 3kg EPDM are joined to forcing machine and take out grain, obtain polypropene composition.A temperature of taking out of this process is 170-220 ℃.In this polypropene composition, Nano filling good dispersion, nothing in polypropylene matrix are reunited, and Nano filling still maintains nano level in matrix.
Embodiment 2
Step S01: the preparation of Nano filling dispersion liquid
The nano silicon oxide of 80kg is joined in the acetone of 160kg, use respectively clarifixator and ultrasonication, the treatment time is 2h, obtains disperseing the nano silicon oxide dispersion liquid of homogeneous.
Step S02: the preparation of modified Nano filling dispersion liquid
1.6kg aluminate coupling agent is joined in nano silicon oxide dispersion liquid, isothermal reaction 4h at 50 ℃, the solvent of volatilization comes back in the reaction system of aluminate coupling agent and nano silicon oxide dispersion liquid after condensation, obtains modified nano silicon oxide dispersion liquid.
Step S03: the preparation of the Nano filling dispersion that second polypropylene of take is matrix
By high molten polypropylene (i.e. the second polypropylene that refers to of 20kg, this second polypropylene is that 230 ℃ and load are greater than 100g/min for the molten finger of 2.16kg in temperature), 0.2kg antioxidant 1010,0.4 irgasfos 168,0.5kg erucicamide, 0.5kg calcium stearate, 0.5kg photostabilizer 770 join in reactor, melting at 240 ℃, under constantly stirring, modified nano silicon oxide dispersion liquid is slowly added dropwise in the second polypropylene fusion liquid.Solvent in modified nano silicon oxide dispersion liquid is separated by condenser condenses, and modified nano silicon oxide carries out phase transition on solvent and the second polyacrylic two-phase interface, the nano silicon oxide dispersion that to obtain take the second polypropylene be matrix.
Step S04: the preparation of Nano filling master batch
By take nano silicon oxide dispersion that the second polypropylene is matrix, join forcing machine and take out grain, obtain nano silicon oxide master batch.A temperature of taking out of this process is 170-220 ℃.
Step S05: the preparation of nano polypropylene composition
90kg the first polypropylene, 10kg nano silicon oxide master batch and 20kg PBE are joined to forcing machine and take out grain, obtain nano polypropylene composition.A temperature of taking out of this process is 170-220 ℃.In this polypropene composition, Nano filling good dispersion, nothing in polypropylene matrix are reunited, and Nano filling still maintains nano level in matrix.
Embodiment 3
Step S01: the preparation of Nano filling dispersion liquid
The nanomete talc powder of 50kg is joined in 100kg alcohol solution in (mass ratio of dehydrated alcohol and water is 1:1), use respectively clarifixator and ultrasonication, the treatment time is 1h, obtains disperseing the nanomete talc powder dispersion liquid of homogeneous;
Step S02: the preparation of modified Nano filling dispersion liquid
0.25kg KH560 silane coupling agent is joined in nanomete talc powder dispersion liquid, isothermal reaction 2h at 80 ℃, the solvent of volatilization comes back in the reaction system of KH560 silane coupling agent and nanomete talc powder dispersion liquid after condensation, obtains modified Nano talcum powder dispersion liquid.
Step S03: the preparation of the Nano filling dispersion that second polypropylene of take is matrix
By high molten polypropylene (i.e. the second polypropylene that refers to of 50kg, this second polypropylene is that 230 ℃ and load are greater than 100g/min for the molten finger of 2.16kg in temperature), 0.1kg antioxidant 1010,0.2kg irgasfos 168,0.3kg amine hydroxybenzene, 0.1kg hydrotalcite, 0.15kg photostabilizer 944 join in reactor, melting at 220 ℃, under constantly stirring, modified Nano talcum powder dispersion liquid is slowly added dropwise in the second polypropylene fusion liquid.Solvent in modified Nano talcum powder dispersion liquid is separated by condenser condenses, and modified Nano talcum powder carries out phase transition on solvent and the second polyacrylic two-phase interface, the nanomete talc powder dispersion that to obtain take the second polypropylene be matrix.
Step S04: the preparation of Nano filling master batch
By take nanomete talc powder dispersion that the second polypropylene is matrix, join forcing machine and take out grain, obtain nanomete talc powder master batch.A temperature of taking out of this process is 170-220 ℃.
Step S05: the preparation of nano polypropylene composition
40kg the first polypropylene, 50kg nanomete talc powder master batch and 10kg POE are joined to forcing machine and take out grain, obtain nano polypropylene composition.A temperature of taking out of this process is 170-220 ℃.In this polypropene composition, Nano filling good dispersion, nothing in polypropylene matrix are reunited, and Nano filling still maintains nano level in matrix.
Embodiment 4
Step S01: the preparation of Nano filling dispersion liquid
The nano-calcium carbonate of 60kg is joined in 100kg alcohol solution in (mass ratio of dehydrated alcohol and water is 1:2), use respectively clarifixator and ultrasonication, the treatment time is 1h, obtains disperseing the nano-calcium carbonate dispersion liquid of homogeneous.
Step S02: the preparation of modified Nano filling dispersion liquid
0.25kg KH550 silane coupling agent is joined in nano-calcium carbonate dispersion liquid, isothermal reaction 2h at 80 ℃, the solvent of volatilization comes back in the reaction system of KH550 silane coupling agent and nano-calcium carbonate dispersion liquid after condensation, obtains modified nano calcium carbonate dispersion liquid.
Step S03: the preparation of the Nano filling dispersion that the polypropylene of take is matrix
By high molten polypropylene (i.e. the second polypropylene that refers to of 40kg, this second polypropylene is that 230 ℃ and load are greater than 100g/min for the molten finger of 2.16kg in temperature), 0.1kg antioxidant 1010,0.2kg irgasfos 168,0.3kg silicone, 0.1kg calcium stearate, 0.15kg photostabilizer 783 join in reactor, melting at 220 ℃, under constantly stirring, modified nano calcium carbonate dispersion liquid is slowly added dropwise in the second polypropylene fusion liquid.Solvent in modified nano calcium carbonate dispersion liquid is separated by condenser condenses, and modified nano calcium carbonate carries out phase transition on solvent and the second polyacrylic two-phase interface, the nano-calcium carbonate dispersion that to obtain take the second polypropylene be matrix.
Step S04: the preparation of Nano filling master batch
By take nano-calcium carbonate dispersion that the second polypropylene is matrix, join forcing machine and take out grain, obtain nano-calcium carbonate master batch.A temperature of taking out of this process is 170-220 ℃.
Step S05: the preparation of nano polypropylene composition
42kg the first polypropylene, 50kg nano-calcium carbonate master batch and 8kg POE are joined to forcing machine and take out grain, obtain nano polypropylene composition.A temperature of taking out of this process is 170-220 ℃.In this polypropene composition, Nano filling good dispersion, nothing in polypropylene matrix are reunited, and Nano filling still maintains nano level in matrix.
Comparative example 1
In embodiment 3, nanomete talc powder is replaced with to 1250 order talcum powder.
Comparative example 2
In embodiment 3, directly by joining forcing machine after 1250 order talcum powder and polypropylene, auxiliary agent blend, take out grain.It is high molten polypropylene (i.e. the second polypropylene that refers to of 25kg1250 order talcum powder, 25kg, this second polypropylene is that 230 ℃ and load are greater than 100g/min for the molten finger of 2.16kg in temperature), 0.1kg antioxidant 1010,0.2kg irgasfos 168,0.3kg ethylene bis stearamide EBS, 0.1kg calcium stearate, 0.15kg photostabilizer 770,40kg the first polypropylene and 10kg POE add after high mixer mixing, join forcing machine and take out grain, taking out a temperature is 170-220 ℃.
Comparative example 3
In embodiment 3, directly by joining forcing machine after nanomete talc powder and polypropylene, auxiliary agent blend, take out grain.It is high molten polypropylene (i.e. the second polypropylene that refers to of 25kg nanomete talc powder, 25kg, this second polypropylene is that 230 ℃ and load are greater than 100g/min for the molten finger of 2.16kg in temperature), 0.1kg antioxidant 1010,0.2kg irgasfos 168,0.3kg ethylene bis stearamide EBS, 0.1kg calcium stearate, 0.15kg photostabilizer 770,40kg the first polypropylene and 10kg POE add after high mixer mixing, join forcing machine and take out grain, taking out a temperature is 170-220 ℃.
The polypropene composition that embodiment 1～4 and comparative example 1～3 are obtained carries out Performance Detection, and detected result is as shown in table 1.
The performance test results of table 1 polypropene composition
As can be seen from Table 1, adopt the application's proportioning and the comprehensive mechanical property of polypropene composition prepared by method to have excellence.
In sum, the application's polypropene composition has good comprehensive mechanical property, particularly has the performance of high rigidity-toughness balanced.The application has adopted the method for phase transition, Nano filling is transferred to equably in the second polypropylene from solvent, has realized dispersed in the second polypropylene of Nano filling, obtains the nano polypropylene composition of high rigidity-toughness balanced.Nano filling is through modifier treatment, and Nano filling surface polarity becomes lipophilicity from wetting ability, has improved the consistency between Nano filling and the second polypropylene, thereby improves the over-all properties of nano polypropylene composition.Process clarifixator and ultrasonication when prepared by Nano filling dispersion liquid, then Nano filling master batch is sheared and is disperseed through forcing machine, last nano polypropylene composition is also sheared dispersion again through forcing machine, multiple dispersing technology has guaranteed the abundant dispersion of Nano filling in polypropylene, has improved the over-all properties of polypropene composition.The nano polypropylene that adopts the preparation of present method, has advantages of that filled with nano-filler amount is large, dispersing property is excellent, over-all properties is good.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a polypropene composition, is characterized in that, consists of: first polypropylene 10-90 part, toughner 3-20 part and Nano filling master batch 10-50 part the component of following mass fraction.
2. polypropene composition as claimed in claim 1, it is characterized in that, described Nano filling master batch is comprised of the component of following mass fraction: modified Nano filling 10-80 part, second polypropylene 20-90 part, oxidation inhibitor 0.1-0.6 part, lubricant 0.1-0.5 part, acid-acceptor 0.1-0.5 part and photostabilizer 0-0.5 part.
3. polypropene composition as claimed in claim 1 or 2, is characterized in that: described the first polypropylene is one or both of homo-polypropylene and Co-polypropylene; Described toughner is one or more in polyolefin elastomer, terpolymer EP rubber EPDM and propylene-based elastomeric PBE.
4. polypropene composition as claimed in claim 2, it is characterized in that, described modified Nano filling comprises: properties-correcting agent and Nano filling, and described properties-correcting agent is 0.002～0.02:1 with the ratio of the mass fraction of described Nano filling, the particle diameter of described Nano filling is 2～500nm.
5. polypropene composition as claimed in claim 4, is characterized in that:
Described properties-correcting agent is one or more in silane coupling agent, titanate coupling agent and aluminate coupling agent;
Described Nano filling is nano level calcium carbonate, talcum powder, polynite, wollastonite, silicon-dioxide, carbon nanotube, Graphene, barium sulfate, iron powder, copper powder, silver powder, hydrotalcite, kaolin, attapulgite, illite, sepiolite, diatomite, mica, carbon black, Graphene, titanium oxide, zinc oxide, cerium oxide, zirconium white, ferric oxide, manganese oxide, vanadium oxide, nickel oxide, molybdenum oxide, Tungsten oxide 99.999, magnesium oxide, aluminum oxide, Calucium Silicate powder, chromium nitride, silicon nitride, silicon carbide, aluminium nitride, boron nitride, one or more in molybdenumdisulphide and calcium sulfate.
6. the polypropene composition as described in claim 2 or 4, is characterized in that:
Described the second polypropylene is the high molten polypropylene that refers to, described the second polypropylene is one or both in homo-polypropylene and Co-polypropylene, and in temperature, to be 230 ℃ and load be greater than 100g/min for the molten finger of 2.16kg to described the second polypropylene;
Described oxidation inhibitor is comprised of antioxidant 1010 and irgasfos 168, and the ratio of the mass fraction of described antioxidant 1010 and described irgasfos 168 is 0.5～1:1;
Described lubricant is one or more in ethylene bis stearamide EBS, erucicamide, amine hydroxybenzene and silicone;
Described acid-acceptor is one or both in calcium stearate and hydrotalcite;
Described photostabilizer is hindered amine light stabilizer, and described photostabilizer is one or more in photostabilizer 770, photostabilizer 944, photostabilizer 783, photostabilizer 788, photostabilizer V680, photostabilizer V703 and photostabilizer EB41-72.
7. a preparation method for the polypropene composition as described in claim 1～6 any one, is characterized in that, comprising:
Nano filling is joined to dispersion in solvent and obtain Nano filling dispersion liquid;
Properties-correcting agent is joined to reaction in described Nano filling dispersion liquid and obtain modified Nano filling dispersion liquid;
The second polypropylene, oxidation inhibitor, lubricant, acid-acceptor and photostabilizer mixed melting are obtained to fused solution, constantly stirring under fused solution condition described modified Nano filling dispersion liquid is being joined in described fused solution, condensation and separation of the solvent in described modified Nano filling dispersion liquid, make described modified Nano filling carry out phase transition on described solvent and described the second polyacrylic two-phase interface, the Nano filling dispersion that to obtain take described the second polypropylene be matrix;
By take Nano filling dispersion that described the second polypropylene is matrix, take out grain and obtain Nano filling master batch;
The first polypropylene, toughner and described Nano filling master batch are taken out to grain and obtain nano polypropylene composition.
8. preparation method as claimed in claim 7, is characterized in that: described in to obtain temperature of reaction in the step of modified Nano filling dispersion liquid be 50～100 ℃, the reaction times is 0.5～4h.
9. preparation method as claimed in claim 7, is characterized in that:
In the described step that obtains fused solution, melt temperature is 190～240 ℃;
In the described step that obtains Nano filling master batch, taking out a temperature is 170-220 ℃;
In the described step that obtains nano polypropylene composition, taking out a temperature is 170-220 ℃.
10. the preparation method as described in as arbitrary in claim 7-9, is characterized in that: described in obtain in the step of Nano filling dispersion liquid, the mass ratio of described Nano filling and described solvent is 5～50:100; And/or,
The time of described dispersion is 0.5～2h, and described solvent is one or more in deionized water, dehydrated alcohol and acetone.
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