CN109456570A - A kind of bamboo carbon fibre phenolic resin composite - Google Patents
A kind of bamboo carbon fibre phenolic resin composite Download PDFInfo
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- CN109456570A CN109456570A CN201811178637.4A CN201811178637A CN109456570A CN 109456570 A CN109456570 A CN 109456570A CN 201811178637 A CN201811178637 A CN 201811178637A CN 109456570 A CN109456570 A CN 109456570A
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- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
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Abstract
The present invention relates to resin material technical fields, more particularly to a kind of bamboo carbon fibre phenolic resin composite, raw material includes: 75-87 parts of phenolic resin, 40-60 parts of polyamide curing agent T31, modified bamboo carbon fibre 15-25 parts, 2-10 parts of hydroxymethyl cellulose, 1-7 parts of N methylacetamide, 1.5-3 parts of AC foaming agent, 3-9 parts of PVC foam regulator, 1-2.5 parts of brominated polyethylene, 0.3-1.6 parts of stearic acid, 0.4-3.5 parts of talcum powder, 1.2-3 parts of crystal whisker of hexa potassium titanate by weight.The present invention has excellent mechanical property.
Description
Technical field
The present invention relates to resin material technical fields, and in particular to a kind of bamboo carbon fibre phenolic resin composite.
Background technique
Bamboo carbon fibre is to take moso bamboo for raw material, using the calcining new process and new skill of pure oxygen high temperature and nitrogen barrier delay
Art so that the micropore that bamboo charcoal innately has more refines and honeycomb, then again with the polyester with honeycomb microporous structure trend
Modified slice melt spinning and it is manufactured.Currently, the performance of bamboo carbon fibre reinforced resin material is often utilized, but due to bamboo carbon fiber
Dimension is bad with the compatibility of resin, causes the performance of material bad, it is difficult to improve the benefit of enterprise.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of bamboo carbon fibre phenolic resin composites.
The present invention has excellent mechanical property.
A kind of bamboo carbon fibre phenolic resin composite proposed by the present invention, raw material includes: phenolic resin by weight
75-87 parts, 40-60 parts of polyamide curing agent T31, modified bamboo carbon fibre 15-25 parts, 2-10 parts of hydroxymethyl cellulose, N methyl
1-7 parts of acetamide, 1.5-3 parts of AC foaming agent, 3-9 parts of PVC foam regulator, 1-2.5 parts of brominated polyethylene, stearic acid 0.3-
1.6 parts, 0.4-3.5 parts of talcum powder, 1.2-3 parts of crystal whisker of hexa potassium titanate.
Preferably, the modified bamboo carbon fibre the preparation method comprises the following steps: taking carboxylic carbon nano-tube, bamboo carbon fibre and silica solution
Mixing is stirred by ultrasonic, and is dried in vacuo, grinding, obtains modified bamboo carbon fibre.
Preferably, the modified bamboo carbon fibre the preparation method comprises the following steps: taking carboxylic carbon nano-tube, bamboo carbon fibre and silica solution
It is mixed according to the mass ratio of 0.2-0.6:1.1-1.7:2.2-3.5, is stirred by ultrasonic 1-2h at 120-180W, at 125-145 DEG C
It is dried in vacuo 50-60min, grinding obtains modified bamboo carbon fibre.
Preferably, the modified bamboo carbon fibre the preparation method comprises the following steps: taking carboxylic carbon nano-tube, bamboo carbon fibre and silica solution
It is mixed according to the mass ratio of 0.4:1.5:3,1.5h is stirred by ultrasonic at 150W, 55min is dried in vacuo at 130 DEG C, ground, obtain
Modified bamboo carbon fibre.
Preferably, the carboxylic carbon nano-tube the preparation method comprises the following steps: carbon nanotube to be placed in the mixing of nitric acid and sulfuric acid
In liquid, return stirring, obtained solid is soaked in hydrochloric acid by washing to neutrality, filtering after phegma is cooled to room temperature, then
Secondary filtering, obtained solid is dried, and obtains carboxylic carbon nano-tube.
Preferably, the concentration of the nitric acid is 10-15mol/L；The concentration of the sulfuric acid is 12-16mol/L.
Preferably, the temperature of the return stirring is 105-115 DEG C, time 5-5.5h.
Preferably, the time that the solid impregnates in hydrochloric acid is 13-15h；The concentration of the hydrochloric acid is 13-16mol/L.
Preferably, the mass volume ratio (mg/ml) of the carbon nanotube and nitric acid is 2-2.5:1；The carbon nanotube with
The mass volume ratio (mg/ml) of sulfuric acid is 6.5-7:1.
Preferably, the temperature of the solid drying is 65-70 DEG C.
It is of the invention the preparation method comprises the following steps: raw material is mixed evenly according to the ratio, taken off in vacuum drying oven
It is poured into mold after bubble, is cooled to room temperature demoulding after 70-80 DEG C of solidification 4-5h.
Raw material of the invention includes phenolic resin, polyamide curing agent T31, modified bamboo carbon fibre, hydroxymethyl cellulose, N
Methylacetamide, AC foaming agent, PVC foam regulator, brominated polyethylene, stearic acid, talcum powder, crystal whisker of hexa potassium titanate, each original
Expect that compatibility is good, the good basic property of the present invention can be assigned, wherein bamboo carbon fibre has the characteristics that reinforcement, preferred embodiment
In, it is composite modified to carbon fiber progress using silica solution and carboxylic carbon nano-tube, by carboxylic carbon nano-tube and bamboo carbon fibre
It is scattered in silica solution by ultrasonic dispersion, by the siloxy and hydroxyl and carboxylic carbon nano-tube on silica solution
Carboxyl can be grafted the compound compound for obtaining three, the dioxy in silica solution between bamboo carbon fibre, silica solution and carbon nanotube
SiClx particle and carbon nanotube attachment are distributed on bamboo carbon fibre, on the one hand, silica solution increases the-Si- on bamboo carbon fibre surface
O-Si- isopolarity functional group is effectively improved bamboo carbon fibre and phenolic aldehyde to improve phenolic resin to the wettability of bamboo carbon fibre
The interface performance of resin matrix, and then improve transverse tensile strength of the invention；On the other hand, bamboo carbon fibre surface grafting carbon
Nanotube is a kind of new multi-scale reinforcing body, can enhance the engagement of carbon fiber and phenolic resin as matrix resin, to improve bamboo
The interface binding intensity of carbon fiber and matrix, the mechanical property of the invention further increased；Meanwhile it introducing in the composite
Intrinsic excellent properties, such as thermal conductivity of carbon nanotube etc.；Further, since carbon nanotube is attached to the interspersed distribution of silica solution
Bamboo carbon fibre surface makes the agglomerate behavior of carbon nanotube be improved, and forms the uniform mesoporous-micropore of large specific surface area, pore
Double hole channel structure, optimize the engagement of bamboo carbon fibre and phenolic resin as matrix resin, and then further improve of the invention
Mechanical property.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of bamboo carbon fibre phenolic resin composite, raw material include: that 75 parts of phenolic resin, polyamide are solid by weight
60 parts of agent T31, modified 15 parts of bamboo carbon fibre, 10 parts of hydroxymethyl cellulose, 1 part of N methylacetamide, 3 parts of AC foaming agent, PVC
3 parts of foaming control agent, 2.5 parts of brominated polyethylene, 0.3 part of stearic acid, 3.5 parts of talcum powder, 1.2 parts of crystal whisker of hexa potassium titanate.
Embodiment 2
A kind of bamboo carbon fibre phenolic resin composite, raw material include: that 87 parts of phenolic resin, polyamide are solid by weight
40 parts of agent T31, modified 25 parts of bamboo carbon fibre, 2 parts of hydroxymethyl cellulose, 7 parts of N methylacetamide, 1.5 parts of AC foaming agent,
9 parts of PVC foam regulator, 1 part of brominated polyethylene, 1.6 parts of stearic acid, 0.4 part of talcum powder, 3 parts of crystal whisker of hexa potassium titanate；
Wherein, the modified bamboo carbon fibre the preparation method comprises the following steps: taking carboxylic carbon nano-tube, bamboo carbon fibre and silica solution mixed
It closes, is stirred by ultrasonic, be dried in vacuo, grinding obtains modified bamboo carbon fibre.
Embodiment 3
A kind of bamboo carbon fibre phenolic resin composite, raw material include: that 80 parts of phenolic resin, polyamide are solid by weight
50 parts of agent T31, modified 20 parts of bamboo carbon fibre, 5 parts of hydroxymethyl cellulose, 5 parts of N methylacetamide, 2 parts of AC foaming agent, PVC
5 parts of foaming control agent, 1.5 parts of brominated polyethylene, 1 part of stearic acid, 2 parts of talcum powder, 2 parts of crystal whisker of hexa potassium titanate；
Wherein, the modified bamboo carbon fibre the preparation method comprises the following steps: take carboxylic carbon nano-tube, bamboo carbon fibre and silica solution by
According to the mass ratio mixing of 0.4:1.5:3,1.5h is stirred by ultrasonic at 150W, 55min is dried in vacuo at 130 DEG C, grinds, is changed
Property bamboo carbon fibre；
The carboxylic carbon nano-tube the preparation method comprises the following steps: carbon nanotube is placed in the mixed liquor of nitric acid and sulfuric acid, return
Stream stirring, obtained solid is soaked in hydrochloric acid, filters again by washing to neutrality, filtering after phegma is cooled to room temperature,
Obtained solid is dried, carboxylic carbon nano-tube is obtained；
The concentration of the nitric acid is 13mol/L；The concentration of the sulfuric acid is 14mol/L；
The temperature of the return stirring is 110 DEG C, time 5.2h；
The time that the solid impregnates in hydrochloric acid is 14h；The concentration of the hydrochloric acid is 15mol/L；
The mass volume ratio (mg/ml) of the carbon nanotube and nitric acid is 2.3:1；The quality of the carbon nanotube and sulfuric acid
Volume ratio (mg/ml) is 6.8:1；
The temperature of the solid drying is 67 DEG C.
Embodiment 4
A kind of bamboo carbon fibre phenolic resin composite, raw material include: that 78 parts of phenolic resin, polyamide are solid by weight
45 parts of agent T31, modified 18 parts of bamboo carbon fibre, 4 parts of hydroxymethyl cellulose, 3 parts of N methylacetamide, 1.7 parts of AC foaming agent,
4 parts of PVC foam regulator, 1.3 parts of brominated polyethylene, 0.6 part of stearic acid, 1 part of talcum powder, 1.6 parts of crystal whisker of hexa potassium titanate；
Wherein, the modified bamboo carbon fibre the preparation method comprises the following steps: take carboxylic carbon nano-tube, bamboo carbon fibre and silica solution by
According to the mass ratio mixing of 0.2:1.7:2.2,1h is stirred by ultrasonic at 180W, 50min is dried in vacuo at 145 DEG C, grinds, is changed
Property bamboo carbon fibre；
The carboxylic carbon nano-tube the preparation method comprises the following steps: carbon nanotube is placed in the mixed liquor of nitric acid and sulfuric acid, return
Stream stirring, obtained solid is soaked in hydrochloric acid, filters again by washing to neutrality, filtering after phegma is cooled to room temperature,
Obtained solid is dried, carboxylic carbon nano-tube is obtained；
The concentration of the nitric acid is 15mol/L；The concentration of the sulfuric acid is 12mol/L；
The temperature of the return stirring is 115 DEG C, time 5h；
The time that the solid impregnates in hydrochloric acid is 15h；The concentration of the hydrochloric acid is 13mol/L；
The mass volume ratio (mg/ml) of the carbon nanotube and nitric acid is 2.5:1；The quality of the carbon nanotube and sulfuric acid
Volume ratio (mg/ml) is 6.5:1；
The temperature of the solid drying is 70 DEG C.
Embodiment 5
A kind of bamboo carbon fibre phenolic resin composite, raw material include: that 85 parts of phenolic resin, polyamide are solid by weight
55 parts of agent T31, modified 23 parts of bamboo carbon fibre, 8 parts of hydroxymethyl cellulose, 6 parts of N methylacetamide, 2.5 parts of AC foaming agent,
7 parts of PVC foam regulator, 2 parts of brominated polyethylene, 1.3 parts of stearic acid, 3 parts of talcum powder, 2.5 parts of crystal whisker of hexa potassium titanate；
Wherein, the modified bamboo carbon fibre the preparation method comprises the following steps: take carboxylic carbon nano-tube, bamboo carbon fibre and silica solution by
According to the mass ratio mixing of 0.6:1.1:3.5,2h is stirred by ultrasonic at 120W, 60min is dried in vacuo at 125 DEG C, grinds, is changed
Property bamboo carbon fibre；
The carboxylic carbon nano-tube the preparation method comprises the following steps: carbon nanotube is placed in the mixed liquor of nitric acid and sulfuric acid, return
Stream stirring, obtained solid is soaked in hydrochloric acid, filters again by washing to neutrality, filtering after phegma is cooled to room temperature,
Obtained solid is dried, carboxylic carbon nano-tube is obtained；
The concentration of the nitric acid is 10mol/L；The concentration of the sulfuric acid is 16mol/L；
The temperature of the return stirring is 105 DEG C, time 5.5h；
The time that the solid impregnates in hydrochloric acid is 13h；The concentration of the hydrochloric acid is 16mol/L；
The mass volume ratio (mg/ml) of the carbon nanotube and nitric acid is 2:1；The mass body of the carbon nanotube and sulfuric acid
Product is 7:1 than (mg/ml)；
The temperature of the solid drying is 65 DEG C.
Comparative example 1
A kind of bamboo carbon fibre phenolic resin composite, raw material include: that 85 parts of phenolic resin, polyamide are solid by weight
55 parts of agent T31,23 parts of bamboo carbon fibre, 8 parts of hydroxymethyl cellulose, 6 parts of N methylacetamide, 2.5 parts of AC foaming agent, PVC hair
Steep 7 parts of regulator, 2 parts of brominated polyethylene, 1.3 parts of stearic acid, 3 parts of talcum powder, 2.5 parts of crystal whisker of hexa potassium titanate.
Test example 1
The bamboo carbon fiber that the obtained bamboo carbon fibre phenolic resin composite of embodiment 1-5 and comparative example 1 are obtained respectively
It ties up phenolic resin composite and carries out Mechanics Performance Testing, test result is as follows table:
| Project | Shear strength (MPa) |
| Embodiment 1 | 171 |
| Embodiment 2 | 216 |
| Embodiment 3 | 212 |
| Embodiment 4 | 215 |
| Embodiment 5 | 217 |
| Comparative example 1 | 152 |
As seen from the above table, after the present invention adds the modified bamboo carbon fibre of ad hoc approach, mechanics of the invention is significantly improved
Performance.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of bamboo carbon fibre phenolic resin composite, which is characterized in that its raw material includes: phenolic resin 75- by weight
87 parts, 40-60 parts of polyamide curing agent T31, modified bamboo carbon fibre 15-25 parts, 2-10 parts of hydroxymethyl cellulose, N methyl vinyl
1-7 parts of amine, 1.5-3 parts of AC foaming agent, 3-9 parts of PVC foam regulator, 1-2.5 parts of brominated polyethylene, 0.3-1.6 parts of stearic acid,
0.4-3.5 parts of talcum powder, 1.2-3 parts of crystal whisker of hexa potassium titanate.
2. bamboo carbon fibre phenolic resin composite according to claim 1, which is characterized in that the modified bamboo carbon fibre
The preparation method comprises the following steps: carboxylic carbon nano-tube, bamboo carbon fibre is taken to mix with silica solution, it is stirred by ultrasonic, is dried in vacuo, grinding obtains
Modified bamboo carbon fibre.
3. bamboo carbon fibre phenolic resin composite according to claim 2, which is characterized in that the modified bamboo carbon fibre
The preparation method comprises the following steps: taking carboxylic carbon nano-tube, bamboo carbon fibre and silica solution according to the quality of 0.2-0.6:1.1-1.7:2.2-3.5
Than mixing, 1-2h is stirred by ultrasonic at 120-180W, 50-60min is dried in vacuo at 125-145 DEG C, grinds, obtain modified bamboo carbon
Fiber.
4. the bamboo carbon fibre phenolic resin composite according to Claims 2 or 3, which is characterized in that the modified bamboo carbon fiber
Dimension the preparation method comprises the following steps: carboxylic carbon nano-tube, bamboo carbon fibre is taken to mix with silica solution according to the mass ratio of 0.4:1.5:3,
1.5h is stirred by ultrasonic under 150W, 55min is dried in vacuo at 130 DEG C, grinds, obtains modified bamboo carbon fibre.
5. the bamboo carbon fibre phenolic resin composite according to Claims 2 or 3, which is characterized in that the carboxylated carbon is received
Mitron the preparation method comprises the following steps: carbon nanotube is placed in the mixed liquor of nitric acid and sulfuric acid, return stirring, phegma is cooled to room
Obtained solid is soaked in hydrochloric acid, filters again, obtained solid is dried, obtains carboxyl by washing to neutrality, filtering after temperature
Carbon nano tube.
6. bamboo carbon fibre phenolic resin composite according to claim 5, which is characterized in that the concentration of the nitric acid is
10-15mol/L；The concentration of the sulfuric acid is 12-16mol/L.
7. bamboo carbon fibre phenolic resin composite according to claim 5, which is characterized in that the temperature of the return stirring
It is 105-115 DEG C, time 5-5.5h.
8. bamboo carbon fibre phenolic resin composite according to claim 5, which is characterized in that the solid soaks in hydrochloric acid
The time of bubble is 13-15h；The concentration of the hydrochloric acid is 13-16mol/L.
9. bamboo carbon fibre phenolic resin composite according to claim 5, which is characterized in that the carbon nanotube and nitric acid
Mass volume ratio (mg/ml) be 2-2.5:1；The mass volume ratio (mg/ml) of the carbon nanotube and sulfuric acid is 6.5-7:1.
10. bamboo carbon fibre phenolic resin composite according to claim 5, which is characterized in that the temperature of the solid drying
Degree is 65-70 DEG C.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114702880A (en) * | 2022-04-06 | 2022-07-05 | 福建福松新材料科技有限公司 | Anti-cracking antioxidant antirust epoxy finish paint and preparation method thereof |
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| JPH05321107A (en) * | 1992-05-22 | 1993-12-07 | Ikeda Bussan Co Ltd | Bamboo fiber felt |
| CN102335943A (en) * | 2010-07-15 | 2012-02-01 | 江西南丰振宇实业集团有限公司 | Bamboo floor machining process |
| CN105952825A (en) * | 2016-01-31 | 2016-09-21 | 张泽伟 | High performance composite fiber brake disc |
| CN106009495A (en) * | 2016-06-03 | 2016-10-12 | 宁国飞鹰汽车零部件股份有限公司 | Brake pad made of composite material |
| CN108623991A (en) * | 2018-05-09 | 2018-10-09 | 合肥永泰新型建材有限公司 | A kind of high intensity ceiling tile materials and preparation method thereof |
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| CN114702880A (en) * | 2022-04-06 | 2022-07-05 | 福建福松新材料科技有限公司 | Anti-cracking antioxidant antirust epoxy finish paint and preparation method thereof |
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