CN105778428B - A kind of epoxy resin-carbon fibre composite and its manufacturing method - Google Patents
A kind of epoxy resin-carbon fibre composite and its manufacturing method Download PDFInfo
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- CN105778428B CN105778428B CN201610172420.7A CN201610172420A CN105778428B CN 105778428 B CN105778428 B CN 105778428B CN 201610172420 A CN201610172420 A CN 201610172420A CN 105778428 B CN105778428 B CN 105778428B
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 36
- 239000000835 fiber Substances 0.000 title claims abstract description 36
- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 239000004593 Epoxy Substances 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 38
- 239000004917 carbon fiber Substances 0.000 claims abstract description 38
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 239000003822 epoxy resin Substances 0.000 claims abstract description 11
- 239000003063 flame retardant Substances 0.000 claims abstract description 11
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 11
- 229920001971 elastomer Polymers 0.000 claims abstract description 10
- 239000005060 rubber Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 5
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 5
- 239000003085 diluting agent Substances 0.000 claims abstract description 5
- 239000003381 stabilizer Substances 0.000 claims abstract description 5
- 239000012745 toughening agent Substances 0.000 claims abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 22
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- VZCYOOQTPOCHFL-OWOJBTEDSA-N fumaric acid group Chemical group C(\C=C\C(=O)O)(=O)O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims description 16
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 12
- 229930185605 Bisphenol Natural products 0.000 claims description 10
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 10
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical group CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims description 8
- 239000004114 Ammonium polyphosphate Substances 0.000 claims description 8
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims description 8
- 229920001276 ammonium polyphosphate Polymers 0.000 claims description 8
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 8
- 239000004327 boric acid Substances 0.000 claims description 8
- 239000001530 fumaric acid Substances 0.000 claims description 8
- 239000002530 phenolic antioxidant Substances 0.000 claims description 8
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- 239000012153 distilled water Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 238000004046 wet winding Methods 0.000 claims description 3
- MWSKJDNQKGCKPA-UHFFFAOYSA-N 6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione Chemical group C1CC(C)=CC2C(=O)OC(=O)C12 MWSKJDNQKGCKPA-UHFFFAOYSA-N 0.000 claims description 2
- CTKINSOISVBQLD-UHFFFAOYSA-N Glycidol Chemical compound OCC1CO1 CTKINSOISVBQLD-UHFFFAOYSA-N 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- -1 ethylene, propylene Chemical group 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- KMOUUZVZFBCRAM-OLQVQODUSA-N (3as,7ar)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1C=CC[C@@H]2C(=O)OC(=O)[C@@H]21 KMOUUZVZFBCRAM-OLQVQODUSA-N 0.000 description 3
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 208000016261 weight loss Diseases 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F292/00—Macromolecular compounds obtained by polymerising monomers on to inorganic materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The present invention provides a kind of epoxy resin-carbon fibre composite, its parts by weight composition includes: 100 parts of epoxy resin, 30~40 parts of curing agent, 1~4 part of promotor, 4~8 parts of toughener, 0.5~1 part of antioxidant, 3~4 parts of diluent, 1~2 part of stabilizer, 3~5 parts of fire retardant, 8~10 parts of EP rubbers, 10-15 parts of PMMA-g- carbon fiber.The invention also discloses epoxy resin-carbon fibre composite manufacturing methods.Epoxy resin-carbon fibre composite provided by the invention has preferable cold resistance, is able to maintain preferable performance in a lower temperature environment.
Description
Technical field:
The present invention relates to a kind of epoxy resin-carbon fibre composite, more particularly to a kind of for bicycle accessories
Epoxy resin-carbon fibre composite and its manufacturing method.
Background technique:
Carbon fibre composite is known as " black gold ", with its excellent performance, high technology content, the development that supply falls short of demand
Situation occupies the critical role of field of new materials at one stroke.Carbon fiber diameter carefully such as hair, is stablized with high-modulus, high intensity, performance
And it is famous, while it is easy to cut, and is that the application of structure class is first by meeting different stress demands to fiber alignment different orientation
Material selection.Epoxy form multiplicity, using conveniently, dimensionally stable after solidification, shrinkage is low, has excellent mechanical property,
Acid and alkali-resistance.The two is known as epoxy resin-carbon fibre composite after combining, that is, carbon answers material, becomes " the material of current a new generation
The king of material " is the preferred material of sports equipment.
After the function of bicycle enters movement of riding, recreation and body-building from the vehicles, it is complete as preferred material that carbon answers material
It all can meet that the required self weight of movement of riding, recreation and body-building is lighter, and intensity is higher, rides and feels more preferably demand.Practice card
It is bright, steel is substituted with carbon fibre composite or aluminum metallic material, loss of weight efficiency are applied on bicycle up to 20%~30%,
Weight reduction 30% is equivalent to effective 45% or more the power of riding of increase.But, in a lower temperature environment, epoxy resin-carbon
The situation of cold cracking, performance decline can occur for fibrous composite, occur mainly in two places: first is that epoxy resin-base
The cold resistance of itself is bad, the inside of resin matrix can low temperature brittleness, performance decline, second is that carbon fiber and epoxy resin-base it
Between combination be weakened in low temperature environment, carbon fiber is separated from resin matrix, is broken, under the overall performance for leading to material
Drop.
Publication No. CN103987764A, publication date 2014.08.13, the China of the artificial Dongli Ltd. of application are special
Benefit discloses " carbon fiber base material, prepreg and carbon fibre reinforced composite " comprising is formed by continuous carbon fiber
Continuous carbon fibre layer and the carbon that the one side that the continuous carbon fibre layer is arranged in or the average fiber length on two sides are 2~12mm are short
The carbon chopped fiber net that fiber is dispersed with single fiber shape, the invention also provide one kind and include the carbon fiber base material and be impregnated in the carbon
The prepreg of the matrix resin of fiber base material, the invention also provide a kind of including the carbon fiber base material and in the carbon fiber-based
The carbon fibre reinforced composite of cured matrix resin is impregnated in material, carbon fibre reinforced composite made from the invention is fitted
Share the mallet of the racket purposes in cycle frame, bat, golf club, fishing rod, tennis or shuttlecock, hockey etc.
Purposes and ski pole purposes.But, the invention defect bad there is also cold resistance, shows in a lower temperature environment
It is bad.
Summary of the invention:
The present invention wants dissatisfied the technical issues of determining to be to provide a kind of epoxy resin-carbon fibre composite, has preferable
Cold resistance is able to maintain preferable performance in a lower temperature environment.
In order to solve the above technical problems, the technical scheme is that
A kind of epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of epoxy resin, and curing agent 30~
It is 40 parts, 1~4 part of promotor, 4~8 parts of toughener, 0.5~1 part of antioxidant, 3~4 parts of diluent, 1~2 part of stabilizer, fire-retardant
3~5 parts of agent, 8~10 parts of EP rubbers, 10-15 parts of PMMA-g- carbon fiber.
Preferably, epoxy resin of the present invention is bisphenol A-type glycidol ether or bisphenol f type epoxy resin.
Preferably, curing agent of the present invention is methyl tetrahydro phthalic anhydride.
Preferably, promotor of the present invention is 2-methylimidazole.
Preferably, toughener of the present invention is CTBN.
Preferably, antioxidant of the present invention is phenolic antioxidant.
Preferably, diluent of the present invention is acetone.
Preferably, stabilizer of the present invention is fumaric acid.
Preferably, fire retardant of the present invention is made of the ammonium polyphosphate and boric acid that mass ratio is 1:1.
Another technical problem to be solved by the present invention is that providing the manufacturer of above-mentioned epoxy resin-carbon fibre composite
Method.
In order to solve the above technical problems, technical solution is:
A kind of manufacturing method of epoxy resin-carbon fibre composite, comprising the following steps:
(1) carbon fiber is put into irradiation bottle, irradiation bottle, which is put into radiation source, after being sealed is60Spoke in the radiation chamber of Co
According to irradiation dose 200kGy, dosage rate 5kGy/h are dry after taking-up, and it is spare to obtain irradiation carbon fiber；
(2) PEG aqueous solution is added to the water, is heated to 70 DEG C, stirring to PEG aqueous solution molten completely, BPO, MMA is added
And carbon fiber is irradiated obtained by step (1), 85 DEG C are heated to, is reacted 2 hours, is washed with distilled water, filters after taking-up, is placed in true
It dries in empty drying box to constant weight, it is spare to obtain PMMA-g- carbon fiber；
(3) other components are added to the mixer to be uniformly mixed by formula ratio and obtain base-material, base-material is dissolved in butanone and is obtained
It is woven into base solution with wet-winding craft pre- by PMMA-g- impregnated carbon fiber obtained by step (2) in base solution
Prepreg naturally dry is removed butanone, obtains drying prepreg by leaching material；
(4) prepreg will be dried obtained by step (3) to be put in mold by longitude and latitude alternating sequence, mold is put into hot press,
170 DEG C are warming up to the speed of 10 DEG C/min, pressure is to keep the temperature 45 minutes under 8MPa, and 45 DEG C of demouldings are cooled to after pressure release, are moved to
It is heat-treated 5 hours at 190 DEG C in baking oven, obtains epoxy resin-carbon fibre composite.
Compared with prior art, the invention has the following advantages:
(1) carbon fiber surface is smooth, surface energy is lower, and the binding force between epoxy resin-base is weaker, therefore this hair
It is bright to first pass through high-energy ray irradiation, so that carbon fiber surface produces many relatively deep wider grooves, considerably increase roughness
And surface polarity, then handled by grafting, the surface for grafting on carbon fiber MMA is obtained into PMMA-g- carbon fiber, with asphalt mixtures modified by epoxy resin
The preferable PMMA group of aliphatic radical compatability effectively increases compatibility and interface knot between carbon fiber and epoxy resin-base
With joint efforts, and the increase of surface roughness also improves mechanical anchor degree between the two, so that composite material is in low temperature
Carbon fiber is not readily separated, is broken when in environment, to improve the cold resistance of composite material.
(2) EP rubbers is that do not have polarity substitution in molecular structure using ethylene, propylene as the synthetic rubber of principal monomer
Base, molecule inner injection can be lower, and strand is still able to maintain preferable flexibility at a lower temperature, therefore has preferable low temperature
Performance, the compliance of resin components can be effectively improved by making an addition to after epoxy resin-base, so that composite material is in low temperature environment
Epoxy resin-base is still able to maintain preferable activity and mechanical property when middle, to further increase the cold resistance of composite material.
Specific embodiment:
Below in conjunction with specific embodiment, the present invention will be described in detail, herein illustrative examples and explanation of the invention
For originally releasing the present invention, but it is not as a limitation of the invention.
Embodiment 1
Epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of bisphenol A-type glycidol ether, methyl
36 parts of tetrahydrophthalic anhydride, 3 parts of 2-methylimidazole, 4 parts of CTBN, 1 part of phenolic antioxidant, 3.5 parts of acetone, 1.8 parts of fumaric acid, by matter
3.5 parts of fire retardant, 8.8 parts of EP rubbers, 11 parts of PMMA-g- carbon fiber of amount than the ammonium polyphosphate and boric acid composition that are 1:1.
Its manufacturing method the following steps are included:
(1) carbon fiber is put into irradiation bottle, irradiation bottle, which is put into radiation source, after being sealed is60Spoke in the radiation chamber of Co
According to irradiation dose 200kGy, dosage rate 5kGy/h are dry after taking-up, and it is spare to obtain irradiation carbon fiber；
(2) PEG aqueous solution is added to the water, is heated to 70 DEG C, stirring to PEG aqueous solution molten completely, BPO, MMA is added
And carbon fiber is irradiated obtained by step (1), 85 DEG C are heated to, is reacted 2 hours, is washed with distilled water, filters after taking-up, is placed in true
It dries in empty drying box to constant weight, it is spare to obtain PMMA-g- carbon fiber；
(3) other components are added to the mixer to be uniformly mixed by formula ratio and obtain base-material, base-material is dissolved in butanone and is obtained
It is woven into base solution with wet-winding craft pre- by PMMA-g- impregnated carbon fiber obtained by step (2) in base solution
Prepreg naturally dry is removed butanone, obtains drying prepreg by leaching material；
(4) prepreg will be dried obtained by step (3) to be put in mold by longitude and latitude alternating sequence, mold is put into hot press,
170 DEG C are warming up to the speed of 10 DEG C/min, pressure is to keep the temperature 45 minutes under 8MPa, and 45 DEG C of demouldings are cooled to after pressure release, are moved to
It is heat-treated 5 hours at 190 DEG C in baking oven, obtains epoxy resin-carbon fibre composite.
Embodiment 2
Epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of bisphenol f type epoxy resin, methyl four
32 parts of hydrogen phthalic anhydride, 2 parts of 2-methylimidazole, 5.5 parts of CTBN, 0.7 part of phenolic antioxidant, 3.2 parts of acetone, 1.4 parts of fumaric acid, by
4.5 parts of fire retardant, 9 parts of EP rubbers, 13 parts of PMMA-g- carbon fiber of ammonium polyphosphate and boric acid composition that mass ratio is 1:1.
Its manufacturing method is the same as embodiment 1.
Embodiment 3
Epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of bisphenol f type epoxy resin, methyl four
30 parts of hydrogen phthalic anhydride, 4 parts of 2-methylimidazole, 8 parts of CTBN, 0.5 part of phenolic antioxidant, 3.4 parts of acetone, 1.5 parts of fumaric acid, by matter
4 parts of fire retardant, 8.5 parts of EP rubbers, 15 parts of PMMA-g- carbon fiber of amount than the ammonium polyphosphate and boric acid composition that are 1:1.
Its manufacturing method is the same as embodiment 1.
Embodiment 4
Epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of bisphenol f type epoxy resin, methyl four
40 parts of hydrogen phthalic anhydride, 1 part of 2-methylimidazole, 7 parts of CTBN, 0.6 part of phenolic antioxidant, 3.9 parts of acetone, 1.2 parts of fumaric acid, by matter
3 parts of fire retardant, 8 parts of EP rubbers, 12 parts of PMMA-g- carbon fiber of amount than the ammonium polyphosphate and boric acid composition that are 1:1.
Its manufacturing method is the same as embodiment 1.
Embodiment 5
Epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of bisphenol A-type glycidol ether, methyl
34 parts of tetrahydrophthalic anhydride, 1.5 parts of 2-methylimidazole, 5 parts of CTBN, 0.8 part of phenolic antioxidant, 3 parts of acetone, 2 parts of fumaric acid, by matter
5 parts of fire retardant, 10 parts of EP rubbers, 10 parts of PMMA-g- carbon fiber of amount than the ammonium polyphosphate and boric acid composition that are 1:1.
Its manufacturing method is the same as embodiment 1.
Embodiment 6
Epoxy resin-carbon fibre composite, parts by weight composition includes: 100 parts of bisphenol A-type glycidol ether, methyl
35 parts of tetrahydrophthalic anhydride, 2.5 parts of 2-methylimidazole, 6 parts of CTBN, 0.9 part of phenolic antioxidant, 4 parts of acetone, 1 part of fumaric acid, by matter
3.4 parts of fire retardant, 9.5 parts of EP rubbers, 14 parts of PMMA-g- carbon fiber of amount than the ammonium polyphosphate and boric acid composition that are 1:1.
Its manufacturing method is the same as embodiment 1.
The cold resistance of embodiment 1-6 and comparative example are tested, wherein
Comparative example is the Chinese patent of Publication No. CN103987764A；
Cold resistance test process are as follows: it is to take 4 days in subzero 40 DEG C of closed environment that each composite material, which is respectively placed in temperature,
The conservation rate of every mechanical property of each composite material is tested after out, conservation rate is higher to show that cold resistance is better,
Conservation rate=(mechanical property after former mechanical property-taking-up)/original mechanical property × 100%.
Test result is as follows shown in table:
As can be seen that the stretching strength retentivity of embodiment 1-6, shear strength conservation rate and impact strength conservation rate are equal
It is apparently higher than comparative example, shows good cold resistance.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (1)
1. a kind of epoxy resin-carbon fibre composite, which is characterized in that its parts by weight composition includes: 100 parts of epoxy resin,
30~40 parts of curing agent, 1~4 part of promotor, 4~8 parts of toughener, 0.5~1 part of antioxidant, 3~4 parts of diluent, stabilizer 1
~2 parts, 3~5 parts of fire retardant, 8~10 parts of EP rubbers, 10-15 parts of PMMA-g- carbon fiber；
The epoxy resin is bisphenol A-type glycidol ether or bisphenol f type epoxy resin；
The curing agent is methyl tetrahydro phthalic anhydride；
The promotor is 2-methylimidazole；
The toughener is CTBN；
The antioxidant is phenolic antioxidant；
The diluent is acetone；
The stabilizer is fumaric acid；
The fire retardant is made of the ammonium polyphosphate that mass ratio is 1:1 and boric acid；
A kind of epoxy resin-carbon fibre composite is prepared by following manufacturing methods:
(1) carbon fiber is put into irradiation bottle, irradiation bottle, which is put into radiation source, after being sealed is60It is irradiated in the radiation chamber of Co, spoke
It is 200kGy, dosage rate 5kGy/h according to dosage, it is spare to obtain irradiation carbon fiber for drying after taking-up；
(2) PEG aqueous solution is added to the water, is heated to 70 DEG C, stirring to PEG aqueous solution is completely dissolved, be added BPO, MMA and
Carbon fiber is irradiated obtained by step (1), is heated to 85 DEG C, is reacted 2 hours, is washed with distilled water, filters after taking-up, and it is dry to be placed in vacuum
It dries in dry case to constant weight, it is spare to obtain PMMA-g- carbon fiber；
(3) other components are added to the mixer to be uniformly mixed by formula ratio and obtain base-material, base-material is dissolved in butanone and obtains base
Expect solution, by PMMA-g- impregnated carbon fiber obtained by step (2) in base solution, be woven into prepreg with wet-winding craft,
Prepreg naturally dry is removed into butanone, obtains drying prepreg；
(4) prepreg will be dried obtained by step (3) to be put in mold by longitude and latitude alternating sequence, mold is put into hot press, with 10
DEG C/speed of min is warming up to 170 DEG C, pressure is to keep the temperature 45 minutes under 8MPa, and 45 DEG C of demouldings are cooled to after pressure release, move to baking oven
In be heat-treated 5 hours at 190 DEG C, obtain epoxy resin-carbon fibre composite.
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| CN201610172420.7A CN105778428B (en) | 2016-03-24 | 2016-03-24 | A kind of epoxy resin-carbon fibre composite and its manufacturing method |
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| CN201610172420.7A CN105778428B (en) | 2016-03-24 | 2016-03-24 | A kind of epoxy resin-carbon fibre composite and its manufacturing method |
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| CN109666261A (en) * | 2018-12-21 | 2019-04-23 | 河南扬博防雷科技有限公司 | A kind of carbon fiber lift lightning arrester, preparation method and application |
| CN114932693B (en) * | 2022-06-14 | 2023-07-28 | 中复神鹰(上海)科技有限公司 | Preparation method of carbon fiber composite laminated board with high open-pore tensile strength |
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| CN1850903A (en) * | 2006-05-23 | 2006-10-25 | 哈尔滨工业大学 | Method for improving interface performance carbonfiber/epoxy resin composite material |
| CN104277418A (en) * | 2013-07-09 | 2015-01-14 | 上海杰事杰新材料(集团)股份有限公司 | Carbon fiber reinforced toughened epoxy resin composite material and preparation method thereof |
| CN105086376B (en) * | 2015-08-19 | 2017-07-11 | 芜湖市汽车产业技术研究院有限公司 | A kind of carbon fiber/epoxy resin composite material and preparation method thereof |
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