CN105838031A - Boron nitride nanosheet modified carbon fiber/epoxy resin composite material and preparation method thereof - Google Patents
Boron nitride nanosheet modified carbon fiber/epoxy resin composite material and preparation method thereof Download PDFInfo
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- CN105838031A CN105838031A CN201610227258.4A CN201610227258A CN105838031A CN 105838031 A CN105838031 A CN 105838031A CN 201610227258 A CN201610227258 A CN 201610227258A CN 105838031 A CN105838031 A CN 105838031A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a boron nitride nanosheet modified carbon fiber/epoxy resin composite material. The composite material comprises: by weight, 50-100 parts of epoxy resin, 5-10 parts of carbon fiber, 20-50 parts of polytetrafluoroethylene resin, 3-7 parts of boron nitride nanosheet, 10-30 parts of coconut diethanolamide, 5-8 parts of poly(di-isoamyl itaconate-co-isoprene), 20-60 parts of N,N-m-phenylenedimaleimide, 2-5 parts of meerschaum powder, and 1-3 parts of curing agent. The invention also discloses a preparation method of the boron nitride nanosheet modified carbon fiber/epoxy resin composite material. The composite material has high toughness, good shock resistance, good heat resistance, good wear resistance, good chemical resistance, and good cryogenic property. Moreover, the preparation method is simple, and the cost is low.
Description
Technical field:
The present invention relates to technical field of composite materials, be specifically related to a kind of boron nitride nanosheet and change
Property carbon fiber/epoxy resin composite material.
Background technology:
Epoxy resin is that a kind of intensity is high, adhesive property is good, have excellent heat resistance, anti-corrosive properties
With the thermoset macromolecule material of bearing capacity, most of epoxy resin are by epoxychloropropane and double
Phenol A methane is polymerized.Compared with thermoplastic macromolecule material, epoxy resin is crisp and hard, disconnected
Splitting can be relatively low, is susceptible to brittle fracture when with metal pairs part.Fast along with aircraft industry
Speed development, epoxy resin application in these areas constantly extends, and also puies forward its intensity and modulus
Go out higher requirement.Meanwhile, in order to improve the shock resistance of epoxy resin composite coating,
Usually it is modified.Paint employing nano material and polymer modification have become new research
Focus.
Summary of the invention:
It is an object of the invention to provide a kind of boron nitride nanosheet modified carbon fiber/epoxy resin multiple
Condensation material, its toughness is big, and excellent shock resistance is heat-resist, wear-resisting, resistance to chemical attack,
Cryogenic property is good, and its preparation method is simple, low cost.
It is a further object to provide the preparation method of this composite.
For achieving the above object, the present invention is by the following technical solutions:
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 50-100 part, carbon fiber 5-10 part,
Polyflon 20-50 part, boron nitride nanosheet 3-7 part,
Cocos nucifera oil acyl diethanolamine 10-30 part, health penta glue 5-8 part,
Penylene BMI 20-60 part between N, N-,
Sepiolite powder 2-5 part, firming agent 1-3 part.
Preferred as technique scheme, a kind of boron nitride nanosheet modified carbon fiber/epoxy
Resin composite materials, in parts by weight, including following components:
Epoxy resin 80 parts, 6 parts of carbon fiber,
Polyflon 40 parts, boron nitride nanosheet 5 parts,
Cocos nucifera oil acyl diethanolamine 25 parts, 7 parts of health penta glue,
Penylene BMI 30 parts between N, N-,
Sepiolite powder 3.5 parts, 2 parts of firming agent.
Preferred as technique scheme, described epoxy resin is bisphenol A type epoxy resin,
Its cure shrinkage is 1%, and linear expansion coefficient is 6 × 10-5℃。
Preferred as technique scheme, a length of 2-5 μm of described carbon fiber, diameter
For 0.1-1 μm.
Preferred as technique scheme, the thickness of described boron nitride nanosheet is 10-20nm,
A diameter of 1-2 μm.
Preferred as technique scheme, described health penta glue is poly-(itaconate/isoamyl two
Alkene) bio-based elastomer.
Preferred as technique scheme, the size of described sepiolite powder is 20-50nm,
Density is 1-1.5g/cm3。
Preferred as technique scheme, described firming agent is glyceryl monostearate, carboxylic acid
One or more mixing in the hydroxyalkyl amide of modification, Fructus anacardii amine, diphenyl diisocyanate.
A kind of preparation method of boron nitride nanosheet modified carbon fiber/epoxy resin composite material,
Comprise the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, under the power of 500-1000W, ultrasonic 1-3h, continuously adds sea
Afrodite powder, carbon fiber, continue ultrasonic 30-60min, obtain mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 50-60 DEG C, when 8000-10000 rev/min, stir
Mix 20-50min, continuously add firming agent, ultrasonic 1-2h, be then transferred to mould, degasification
After bubble, under vacuum condition, at 180-250 DEG C, curing molding, obtain boron nitride nanosheet and change
Property carbon fiber/epoxy resin composite material.
Preferred as technique scheme, in step (2), the condition of described curing molding
For: temperature is 200 DEG C, and vacuum is 0.5-1.5MPa.
The method have the advantages that
The present invention uses boron nitride nanosheet to change carbon fiber/epoxy resin composite material
Property, between N, N-, penylene BMI, cocos nucifera oil acyl diethanolamine are as dispersant, ultrasonic
Effect under, boron nitride nanosheet peels off into thinner nanometer sheet, by dispersant stable point
Be dispersed in carbon fiber/epoxy resin composite material, substantially increase material shock resistance and
Resistance to low temperature；
Health penta glue has fabulous elasticity, and it is nontoxic, environmentally friendly, has with composite
The well compatibility, sepiolite powder is under the effect of health penta glue, it is possible to achieve good dispersion,
The composite flexibility prepared is good, wear-resisting, heat-resist, it is easy to processing.
Detailed description of the invention:
In order to be better understood from the present invention, below by embodiment, the present invention is further described,
Embodiment is served only for explaining the present invention, and the present invention will not constitute any restriction.
Embodiment 1
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 50 parts, 5 parts of carbon fiber,
Polyflon 20 parts, boron nitride nanosheet 3 parts,
Cocos nucifera oil acyl diethanolamine 10 parts, 5 parts of health penta glue,
Penylene BMI 20 parts between N, N-,
Sepiolite powder 2 parts, 1 part of firming agent.
Its preparation method comprises the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, ultrasonic 1h under the power of 500W, continuously add sepiolite powder,
Carbon fiber, continues ultrasonic 30min, obtains mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 50 DEG C, when 8000 revs/min, stirs 20min,
Continuously add firming agent, ultrasonic 1h, be then transferred to mould, after bubble removing, vacuum condition
Under, at 180 DEG C, curing molding, obtain boron nitride nanosheet modified carbon fiber/epoxy resin multiple
Condensation material.
Embodiment 2
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 100 parts, 10 parts of carbon fiber,
Polyflon 50 parts, boron nitride nanosheet 7 parts,
Cocos nucifera oil acyl diethanolamine 30 parts, 8 parts of health penta glue,
Penylene BMI 60 parts between N, N-,
Sepiolite powder 5 parts, 3 parts of firming agent.
Its preparation method comprises the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, ultrasonic 3h under the power of 1000W, continuously add sepiolite powder,
Carbon fiber, continues ultrasonic 60min, obtains mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 60 DEG C, when 10000 revs/min, stirs 50min,
Continuously add firming agent, ultrasonic 2h, be then transferred to mould, after bubble removing, vacuum condition
Under, at 250 DEG C, curing molding, obtain boron nitride nanosheet modified carbon fiber/epoxy resin multiple
Condensation material.
Embodiment 3
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 60 parts, 6 parts of carbon fiber,
Polyflon 30 parts, boron nitride nanosheet 4 parts,
Cocos nucifera oil acyl diethanolamine 15 parts, 5.5 parts of health penta glue,
Penylene BMI 30 parts between N, N-,
Sepiolite powder 3 parts, 1.5 parts of firming agent.
Its preparation method comprises the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, ultrasonic 1.5h under the power of 600W, continuously add sepiolite powder,
Carbon fiber, continues ultrasonic 40min, obtains mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 55 DEG C, when 8500 revs/min, stirs 30min,
Continuously add firming agent, ultrasonic 1.2h, be then transferred to mould, after bubble removing, vacuum bar
Under part, at 190 DEG C, curing molding, obtain boron nitride nanosheet modified carbon fiber/epoxy resin
Composite.
Embodiment 4
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 70 parts, 7 parts of carbon fiber,
Polyflon 35 parts, boron nitride nanosheet 5 parts,
Cocos nucifera oil acyl diethanolamine 18 parts, 6 parts of health penta glue,
Penylene BMI 40 parts between N, N-,
Sepiolite powder 3.5 parts, 1.8 parts of firming agent.
Its preparation method comprises the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, ultrasonic 1.8h under the power of 700W, continuously add sepiolite powder,
Carbon fiber, continues ultrasonic 45min, obtains mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 55 DEG C, when 9000 revs/min, stirs 35min,
Continuously add firming agent, ultrasonic 1.4h, be then transferred to mould, after bubble removing, vacuum bar
Under part, at 200 DEG C, curing molding, obtain boron nitride nanosheet modified carbon fiber/epoxy resin
Composite.
Embodiment 5
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 80 parts, 8 parts of carbon fiber,
Polyflon 40 parts, boron nitride nanosheet 6 parts,
Cocos nucifera oil acyl diethanolamine 20 parts, 7 parts of health penta glue,
Penylene BMI 45 parts between N, N-,
Sepiolite powder 4 parts, 2 parts of firming agent.
Its preparation method comprises the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, ultrasonic 2h under the power of 800W, continuously add sepiolite powder,
Carbon fiber, continues ultrasonic 50min, obtains mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 60 DEG C, when 9500 revs/min, stirs 40min,
Continuously add firming agent, ultrasonic 1.6h, be then transferred to mould, after bubble removing, vacuum bar
Under part, at 210 DEG C, curing molding, obtain boron nitride nanosheet modified carbon fiber/epoxy resin
Composite.
Embodiment 6
A kind of boron nitride nanosheet modified carbon fiber/epoxy resin composite material, in parts by weight,
Including following components:
Epoxy resin 90 parts, 9 parts of carbon fiber,
Polyflon 45 parts, boron nitride nanosheet 6.5 parts,
Cocos nucifera oil acyl diethanolamine 25 parts, 7.5 parts of health penta glue,
Penylene BMI 55 parts between N, N-,
Sepiolite powder 4.5 parts, 2.5 parts of firming agent.
Its preparation method comprises the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, ultrasonic 2.5h under the power of 900W, continuously add sepiolite powder,
Carbon fiber, continues ultrasonic 55min, obtains mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 50 DEG C, when 10000 revs/min, stirs 45min,
Continuously add firming agent, ultrasonic 1.8h, be then transferred to mould, after bubble removing, vacuum bar
Under part, at 230 DEG C, curing molding, obtain boron nitride nanosheet modified carbon fiber/epoxy resin
Composite.
Claims (10)
1. boron nitride nanosheet modified carbon fiber/epoxy resin composite material, its feature exists
In, in parts by weight, including following components:
Epoxy resin 50-100 part, carbon fiber 5-10 part,
Polyflon 20-50 part, boron nitride nanosheet 3-7 part,
Cocos nucifera oil acyl diethanolamine 10-30 part, health penta glue 5-8 part,
Penylene BMI 20-60 part between N, N-,
Sepiolite powder 2-5 part, firming agent 1-3 part.
2. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that in parts by weight, including following components:
Epoxy resin 80 parts, 6 parts of carbon fiber,
Polyflon 40 parts, boron nitride nanosheet 5 parts,
Cocos nucifera oil acyl diethanolamine 25 parts, 7 parts of health penta glue,
Penylene BMI 30 parts between N, N-,
Sepiolite powder 3.5 parts, 2 parts of firming agent.
3. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that described epoxy resin is bisphenol A type epoxy resin, its solidification
Shrinkage factor is 1%, and linear expansion coefficient is 6 × 10-5℃。
4. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that a length of 2-5 μm of described carbon fiber, a diameter of
0.1-1μm。
5. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that the thickness of described boron nitride nanosheet is 10-20nm, diameter
For 1-2 μm.
6. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that described health penta glue is that poly-(itaconate/isoprene) is raw
Thing based elastomeric.
7. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that the size of described sepiolite powder is 20-50nm, density
For 1-1.5g/cm3。
8. a kind of boron nitride nanosheet modified carbon fiber/epoxy resin as claimed in claim 1
Composite, it is characterised in that described firming agent is glyceryl monostearate, carboxyl acid modified
One or more mixing in hydroxyalkyl amide, Fructus anacardii amine, diphenyl diisocyanate.
9. a kind of boron nitride nanosheet modified carbon fiber as described in claim 1 to 8 is arbitrary/
The preparation method of epoxy resin composite material, it is characterised in that comprise the following steps:
(1) by boron nitride nanosheet, cocos nucifera oil acyl diethanolamine and N, between N-, penylene span carrys out acyl
Imines mixing and stirring, under the power of 500-1000W, ultrasonic 1-3h, continuously adds sea
Afrodite powder, carbon fiber, continue ultrasonic 30-60min, obtain mixed material；
(2) in the mixed material that step (1) obtains, epoxy resin, politef are added
Resin, health penta glue, be warming up to 50-60 DEG C, when 8000-10000 rev/min, stir
Mix 20-50min, continuously add firming agent, ultrasonic 1-2h, be then transferred to mould, degasification
After bubble, under vacuum condition, at 180-250 DEG C, curing molding, obtain boron nitride nanosheet and change
Property carbon fiber/epoxy resin composite material.
10. a kind of boron nitride nanosheet modified carbon fiber/asphalt mixtures modified by epoxy resin as claimed in claim 9
The preparation method of resin composite material, it is characterised in that in step (2), described curing molding
Condition be: temperature is 200 DEG C, and vacuum is 0.5-1.5MPa.
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| CN201610227258.4A CN105838031A (en) | 2016-04-12 | 2016-04-12 | Boron nitride nanosheet modified carbon fiber/epoxy resin composite material and preparation method thereof |
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| CN201610227258.4A CN105838031A (en) | 2016-04-12 | 2016-04-12 | Boron nitride nanosheet modified carbon fiber/epoxy resin composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109971123A (en) * | 2019-02-25 | 2019-07-05 | 郭跃 | A kind of preparation method of epoxy-boron nitride composite |
| CN110028742A (en) * | 2018-11-15 | 2019-07-19 | 许文强 | A kind of preparation method of the electromagnetic shielding material composite modified based on boron nitride nanosheet/carbon fiber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110028742A (en) * | 2018-11-15 | 2019-07-19 | 许文强 | A kind of preparation method of the electromagnetic shielding material composite modified based on boron nitride nanosheet/carbon fiber |
| CN109971123A (en) * | 2019-02-25 | 2019-07-05 | 郭跃 | A kind of preparation method of epoxy-boron nitride composite |
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Application publication date: 20160810 |