CN104448884A - Flame-retardant graphene nanocomposite and preparation method thereof - Google Patents
Flame-retardant graphene nanocomposite and preparation method thereof Download PDFInfo
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- CN104448884A CN104448884A CN201410639089.6A CN201410639089A CN104448884A CN 104448884 A CN104448884 A CN 104448884A CN 201410639089 A CN201410639089 A CN 201410639089A CN 104448884 A CN104448884 A CN 104448884A
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Abstract
The invention provides a flame-retardant graphene nanocomposite. The flame-retardant graphene nanocomposite is prepared from the following raw materials in parts by weight: 25-50 parts of vinyl resin, 10-25 parts of glass fiber, 5-20 parts of graphene, 1-5 parts of nano modified material, 10-40 parts of inorganic matter filler, 1-5 parts of a plasticizer, 0.5-1 part of an antioxidant and 10-25 parts of a fire retardant. The preparation method comprises the following steps: stirring and mixing the raw materials in a high-speed mixer for 3-8 minutes to obtain a discharged mixture, feeding the discharged mixture into a twin-screw extruder, adjusting the working temperature of the twin-screw extruder to 210-240 DEG C and the rotating speed of the screws to 220-500r/min, and finally, extruding and granulating. The flame-retardant graphene nanocomposite prepared by use of the preparation method has high flame retardant efficiency, high impact strength, excellent mechanical properties and good environmental protection property.
Description
Technical field
The present invention relates to field of compound material, particularly a kind of fire-retardant graphene nanocomposite material and preparation method thereof.
Background technology
Graphene be known at present world the thinnest while be also the hardest nano material, the hexagonal honeycomb lattice plane structure that Graphene is made up of carbon atom sp2 hybridized orbital is highly stable, connection between Graphene internal carbon is very pliable and tough, when being subject to the effect applying external force, the carbon atom plane of Graphene can flexural deformation, and can bend to very wide-angle and not rupturing, and carbon atom need not rearrange to adapt to external force, thus holding structure is stablized, very high pressure can be resisted.Graphene material very rigid, be the material that the current known intensity measured is the highest, its strength ratio iron and steel is high 200 times.The laminate structure that Graphene has and larger specific surface area, can form firmly supporting network structure in the base, can improve the properties of matrix material.
It is poor in use to there is unstable properties, toughness and abrasion resistant effect in existing flame-proof composite material, affects the result of use of flame-proof composite material.
Summary of the invention
The present invention is directed to above-mentioned technical deficiency and provide composite flame-proof material of a kind of graphene nano modification and preparation method thereof, this matrix material possesses high flame retardant efficiency, high impact, excellent mechanical property and better environmental-protecting performance.
The present invention solves the problems of the technologies described above the technical scheme taked: a kind of fire-retardant graphene nanocomposite material, it is made up of the raw material of following weight part ratio: Vinylite 25-50, glass fibre 10-25, Graphene 5-20, nano modified material 1 ~ 5, inorganic fillers 10-40, softening agent 1-5, oxidation inhibitor 0.5 ~ 1, fire retardant 10 ~ 25.
As preferably, nano modification material is the nano imvite silicoaluminate that purity is greater than 90%.
As preferably, inorganic fillers is one or more in calcium carbonate, talcum powder, wilkinite, kaolin, mica powder.
As preferably, softening agent is butyl benzene sulfonamide.
As preferably, oxidation inhibitor is one in antioxidant 1076, antioxidant 1010 or its compound.
As preferably, fire retardant is TDE, tetrabromo bisphenol-a epoxy resin oligopolymer or brominated Polystyrene, can well produce cooperative flame retardant effect with other materials, and is environment friendly flame retardant.
A preparation method for fire-retardant graphene nanocomposite material, is specially:
(1) get the raw materials ready according to following weight part ratio: Vinylite 25-50, glass fibre 10-25, Graphene 5-20, nano modified material 1 ~ 5, inorganic fillers 10-40, softening agent 1-5, oxidation inhibitor 0.5 ~ 1, fire retardant 10 ~ 25.
(2) above-mentioned raw materials is dropped into after high mixer is uniformly mixed 3 ~ 8min and obtain output mixture, output mixture is thrown in twin screw extruder, the working temperature 210-240 DEG C of adjustment twin screw extruder, screw rod revolution 220-500 r/min, extruding pelletization, obtains the composite flame-proof material of graphene nano modification.
Compared with prior art, the fire-retardant synergy between each raw material of gained matrix material of the present invention is excellent, has higher physical strength, possess excellent mechanical property and better environmental-protecting performance simultaneously while keeping toughness.
Embodiment
Below in conjunction with specific embodiment, the present invention is described further:
Embodiment 1: a kind of fire-retardant graphene nanocomposite material, it is made up of the raw material of following weight part ratio: Vinylite 25, glass fibre 25, Graphene 5, the nano imvite silicoaluminate nano modified material 1 that purity is greater than 90%, inorganic fillers calcium carbonate 7, talcum powder 3, wilkinite 12, kaolin 5, mica powder 5, butyl benzene sulfonamide softening agent 1, antioxidant 1076 1, TDE fire retardant 10.
A kind of preparation method of fire-retardant graphene nanocomposite material: above-mentioned raw materials is dropped into after high mixer is uniformly mixed 3min and obtain output mixture, output mixture is thrown in twin screw extruder, the working temperature 210 DEG C of adjustment twin screw extruder, screw rod revolution 220r/min, extruding pelletization, obtains the composite flame-proof material of graphene nano modification.
Embodiment 2: a kind of fire-retardant graphene nanocomposite material, it is made up of the raw material of following weight part ratio: Vinylite 30, glass fibre 15, Graphene 12, the nano imvite silicoaluminate nano modified material 3 that purity is greater than 90%, inorganic fillers calcium carbonate 20, butyl benzene sulfonamide softening agent 4, the compound 1 of antioxidant 1076 and antioxidant 1010, fire retardant tetrabromo bisphenol-a epoxy resin oligopolymer 15.
A kind of preparation method of fire-retardant graphene nanocomposite material, be specially: above-mentioned raw materials is dropped into after high mixer is uniformly mixed 5min and obtain output mixture, output mixture is thrown in twin screw extruder, the working temperature 230 DEG C of adjustment twin screw extruder, screw rod revolution 350 r/min, extruding pelletization, obtains the composite flame-proof material of graphene nano modification.
Embodiment 3: a kind of fire-retardant graphene nanocomposite material, it is made up of the raw material of following weight part ratio: Vinylite 40, glass fibre 10, Graphene 15, the nano imvite silicoaluminate nano modified material 5 that purity is greater than 90%, inorganic fillers talcum powder 5, wilkinite 10, butyl benzene sulfonamide softening agent 1.5, antioxidant 1010 0.5, brominated Polystyrene fire retardant 13.
A kind of preparation method of fire-retardant graphene nanocomposite material, be specially: above-mentioned raw materials is dropped into after high mixer is uniformly mixed 8min and obtain output mixture, output mixture is thrown in twin screw extruder, the working temperature 240 DEG C of adjustment twin screw extruder, screw rod revolution 500 r/min, extruding pelletization, obtains the composite flame-proof material of graphene nano modification.
Embodiment 4: a kind of fire-retardant graphene nanocomposite material, it is made up of the raw material of following weight part ratio: Vinylite 31, glass fibre 14, Graphene 20, the nano imvite silicoaluminate nano modified material 2 that purity is greater than 90%, inorganic fillers kaolin 13, butyl benzene sulfonamide softening agent 2.3, antioxidant 1076 0.7, TDE fire retardant 17.
A kind of preparation method of fire-retardant graphene nanocomposite material, be specially: above-mentioned raw materials is dropped into after high mixer is uniformly mixed 6min and obtain output mixture, output mixture is thrown in twin screw extruder, the working temperature 231 DEG C of adjustment twin screw extruder, screw rod revolution 420 r/min, extruding pelletization, obtains the composite flame-proof material of graphene nano modification.
Claims (7)
1. a fire-retardant graphene nanocomposite material, is characterized in that being made up of the raw material of following weight part ratio: Vinylite 25-50, glass fibre 10-25, Graphene 5-20, nano modified material 1 ~ 5, inorganic fillers 10-40, softening agent 1-5, oxidation inhibitor 0.5 ~ 1, fire retardant 10 ~ 25.
2. the fire-retardant graphene nanocomposite material of one according to claim 1, is characterized in that described nano modification material is the nano imvite silicoaluminate that purity is greater than 90%.
3. the fire-retardant graphene nanocomposite material of one according to claim 1, is characterized in that described inorganic fillers is one or more in calcium carbonate, talcum powder, wilkinite, kaolin, mica powder.
4. the fire-retardant graphene nanocomposite material of one according to claim 1, is characterized in that described softening agent is butyl benzene sulfonamide.
5. the fire-retardant graphene nanocomposite material of one according to claim 1, is characterized in that described oxidation inhibitor is one in antioxidant 1076, antioxidant 1010 or its compound.
6. the fire-retardant graphene nanocomposite material of one according to claim 1, it is characterized in that described fire retardant is TDE, tetrabromo bisphenol-a epoxy resin oligopolymer or brominated Polystyrene, cooperative flame retardant effect can well be produced with other materials, and be environment friendly flame retardant.
7. a preparation method for fire-retardant graphene nanocomposite material, is characterized in that comprising the following steps:
(1) get the raw materials ready according to following weight part ratio: Vinylite 25-50, glass fibre 10-25, Graphene 5-20, nano modified material 1 ~ 5, inorganic fillers 10-40, softening agent 1-5, oxidation inhibitor 0.5 ~ 1, fire retardant 10 ~ 25;
(2) above-mentioned raw materials is dropped into after high mixer is uniformly mixed 3 ~ 8min and obtain output mixture, output mixture is thrown in twin screw extruder, the working temperature 210-240 DEG C of adjustment twin screw extruder, screw rod revolution 220-500r/min, extruding pelletization and get final product.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105462050A (en) * | 2015-12-23 | 2016-04-06 | 上海至正道化高分子材料股份有限公司 | Graphene modified low-smoke halogen-free flame-retardant sheath material and preparation method thereof |
| CN105906964A (en) * | 2016-05-13 | 2016-08-31 | 浙江大学宁波理工学院 | Flame-retardant high-polymer composite material and preparation method thereof |
| WO2017097244A1 (en) * | 2015-12-11 | 2017-06-15 | 深圳光启空间技术有限公司 | Fiberglass, preparation method therefor, and aerostat nacelle |
| CN107418032A (en) * | 2017-06-16 | 2017-12-01 | 东台晨霞新材料科技有限公司 | A kind of graphene-containing/fibre reinforced composites and preparation method thereof |
| CN108774448A (en) * | 2018-06-01 | 2018-11-09 | 宁波帝杨电子科技有限公司 | A kind of purifying formaldehyde water paint and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017097244A1 (en) * | 2015-12-11 | 2017-06-15 | 深圳光启空间技术有限公司 | Fiberglass, preparation method therefor, and aerostat nacelle |
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| CN105906964A (en) * | 2016-05-13 | 2016-08-31 | 浙江大学宁波理工学院 | Flame-retardant high-polymer composite material and preparation method thereof |
| CN107418032A (en) * | 2017-06-16 | 2017-12-01 | 东台晨霞新材料科技有限公司 | A kind of graphene-containing/fibre reinforced composites and preparation method thereof |
| CN108774448A (en) * | 2018-06-01 | 2018-11-09 | 宁波帝杨电子科技有限公司 | A kind of purifying formaldehyde water paint and preparation method thereof |
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Application publication date: 20150325 |