CN110527192A - A kind of long basalt fibre reinforced polypropylene material and preparation method thereof - Google Patents
A kind of long basalt fibre reinforced polypropylene material and preparation method thereof Download PDFInfo
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- CN110527192A CN110527192A CN201910865681.0A CN201910865681A CN110527192A CN 110527192 A CN110527192 A CN 110527192A CN 201910865681 A CN201910865681 A CN 201910865681A CN 110527192 A CN110527192 A CN 110527192A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
- B29B15/14—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length of filaments or wires
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
- C08J2323/12—Polypropene
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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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/10—Silicon-containing compounds
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention belongs to advanced composite material (ACM) fields, are related to a kind of composite material and preparation method, and in particular to a kind of long basalt fibre reinforced polypropylene material and preparation method thereof.Long basalt fibre reinforced polypropylene material of the invention includes the raw material of following weight percentage: agent 0.5-20%, stabilizer 0.01-0.5% are mutually melted in acrylic resin 40-90%, long basalt fibre 10-60%, antioxidant 0.01-0.5%, coupling.This basalt fibre reinforced polypropylene material has the advantages that basalt fibre and polypropylene water ratio limit intensity are big, has excellent mechanical property.This programme can be applied in the production of basalt reinforced polypropylene material.
Description
Technical field
The invention belongs to advanced composite material (ACM) fields, are related to a kind of composite material and preparation method, and in particular to a kind of
Long basalt fibre reinforced polypropylene material and preparation method thereof.
Background technique
Polypropylene (PP) material is a kind of lightweight plastic material, has been widely applied to daily life and industry is raw
The various aspects such as production.But polyacrylic intensity is little, impact resistance is weaker, limits polyacrylic extensive use.The Black Warrior
Rock fiber is made of volcanic eruption in the basalt stone in earth's surface, and the raw material of basalt fibre are pure natural and yield phase
To abundant, and the process of basalt fibre will not generate industrial refuse, it is discarded after basalt fibre can be degraded into
For parent soil material.Most of all, the fibrous material (such as glass fibre, carbon fiber) traditional relative to other, basalt is fine
It is more excellent to tie up performance.
People attempt to do base material with polypropylene, and basalt fibre is added and forms composite material, polyacrylic to improve
Properties.The water ratio limit intensity of fibre reinforced composites determines the performance of composite material, improves the boundary of composite material
Face bond strength is the key point for improving composite materials property.But unlike traditional reinforcing glass fiber,
The surface of basalt fibre can be higher, and surface polarity is big, and polyacrylic polarity is lower, leads to basalt fibre and poly- third
Alkene cannot combine well, and basalt fibre is limited to the reinforcing effect of polypropylene material.Therefore, it needs to develop a kind of basalt
Fiber and the big basalt fibre reinforced polypropylene material of polypropylene water ratio limit intensity.
Summary of the invention
The purpose of the present invention is to provide a kind of long basalt fibre reinforced polypropylene material, the enhancing of this basalt fibre is poly-
Propylene material has the advantages that basalt fibre and polypropylene water ratio limit intensity are big, has excellent mechanical property.
In order to achieve the above objectives, the invention proposes following technical schemes:
A kind of long basalt fibre reinforced polypropylene material, the raw material including following weight percentage: polypropylene tree
Agent 0.5-20%, stabilizer are mutually melted in rouge 40-90%, long basalt fibre 10-60%, antioxidant 0.01-0.5%, coupling
0.01-0.5%.
By adopting the above technical scheme, technical principle are as follows: coupling mutually melts agent to acrylic resin graft modification, changes polypropylene
Resin surface polarity increases so that basalt fibre and polypropylene water ratio limit intensity increase to increase long basalt fibre
Every mechanical property of strong polypropylene material.
The utility model has the advantages that
This programme preparation long basalt fibre reinforced polypropylene material have good mechanical property, corrosion resistance with
And electricity, thermal insulation properties.The water ratio limit intensity that agent increases fibre reinforced composites is mutually melted in coupling, to increase the Black Warrior
The mechanical property of rock fiber reinforced polypropylene material.Further, it is polypropylene grafted methacrylic acid ring that agent is mutually melted in the coupling
Oxygen propyl ester.
By adopting the above technical scheme, make that there is better interface adhesion between basalt fibre and polypropylene matrix.And
And composite material, when bearing load, this programme can increase the ability that the material absorbs external force, so that impact resistance significantly mentions
Height realizes the enhancing of composite material.
Further, the long basalt fibre is 9, and the line density of long basalt fibre is 2400tex.
By adopting the above technical scheme, make composite material strength higher, but will not fracture of wire, fiber be easier disperse.
Further, the melt index of the acrylic resin is 120-140g/10min.
By adopting the above technical scheme, acrylic resin has preferable effect of impregnation to basalt fibre.
Further, a kind of preparation method of long basalt fibre reinforced polypropylene material, comprising the following steps:
The preparation of step (1) plastic melt: agent, stabilizer mixing are mutually melted into acrylic resin, antioxidant, coupling, obtained mixed
Object is closed, melt process is carried out to mixture, obtains plastic melt;
The infiltration of step (2) long basalt fibre: long basalt fibre is being soaked using plastic melt prepared by step (1)
Infiltration processing is carried out in profit equipment, obtains the long basalt fibre compound of polypropylene-;
Step (3) discharging: by the long basalt fibre compound of polypropylene-along the axial from immersion equipment of long basalt fibre
Middle pull-out obtains polypropylene-basalt fiber long filament;
Step (4) water cooling treatment: carrying out water cooling treatment to polypropylene-basalt fiber long filament, after obtaining water cooling
Polypropylene-basalt fiber long filament;
The processing of step (5) air cooling: water polypropylene-basalt fiber long filament after cooling is handled using blower, is obtained air-cooled
But treated polypropylene-basalt fiber long filament;
Step (6) pelletizing: pelletizing processing is carried out to air cooling treated polypropylene-basalt fiber long filament, must be grown profound
Military rock fiber reinforced polypropylene material.
By adopting the above technical scheme, the good long basalt fibre reinforced polypropylene material of mechanical property can be prepared.
Further, in step (1), in step (1), under conditions of 200-260 DEG C of temperature, pressure 14-30Mpa,
Melt process is carried out to mixture, and the mixture is stirred with the revolving speed of 300-500r/min simultaneously, obtains plastic melt.
By adopting the above technical scheme, so that acrylic resin, antioxidant, agent is mutually melted in coupling, stabilizer is sufficiently mixed and
Reaction improves acrylic resin interface performance.
Further, in step (2), under conditions of 220-280 DEG C of temperature, pressure 20-30Mpa, plastic melt is used
Infiltration processing is carried out to long basalt fibre, the processing time is 7.03s.
By adopting the above technical scheme, so that acrylic resin sufficiently forms crosslinking with long basalt fibre.
Further, in step (4), the method for the water cooling treatment are as follows: first using 80-100 DEG C of hot water to poly- third
Alkene-basalt fiber long filament is cooled down, and is reused 50-70 DEG C of warm water and is cooled down to polypropylene-basalt fiber long filament,
Finally polypropylene-basalt fiber long filament is cooled down using 20-25 DEG C of normal-temperature water.
By adopting the above technical scheme, the internal stress of composite material is reduced, to increase polypropylene and basalt fibre
Binding force avoids polypropylene and falls off from basalt fibre surface.
Further, the length of the long basalt fibre reinforced polypropylene material obtained in step (6) is 8-25mm, diameter
For 3mm.
By adopting the above technical scheme, according to the technical indicator of different workpieces, corresponding length is cut the material into.
Further, the tensile strength of the long basalt fibre reinforced polypropylene material obtained in step (6) is 138.0-
180.5Mpa, bending strength 71.4-167.5Mpa, Izod notched impact strength 43.2-190.0Kj/m2, elongation at break
3.8-5.0%.
By adopting the above technical scheme, it is ensured that the rigidity, impact strength of product after composite material, creep-resistant property and
Dimensional stability.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the immersion equipment of 1-9 of the embodiment of the present invention.
The structural schematic diagram of the pedestal of Fig. 2 embodiment of the present invention 1-9.
The feed end structural schematic diagram of the die body of Fig. 3 embodiment of the present invention 1-9.
The material discharging end structure schematic diagram of the die body of Fig. 4 embodiment of the present invention 1-9.
Specific embodiment
It is further described below by specific embodiment, in which:
Appended drawing reference in Figure of description includes: pedestal 1, melt chamber 10, protruding block 11, charging end plate 12, discharge end
Plate 13, feed pipe 14, die head 15, channel 1, intubation 17, die body 2, infiltration channel 20, channel 2 21, shrinkage pool 22, protrusion 23,
Recessed portion 24, sliding slot 26, guided way 19.
Embodiment 1: the preparation of long basalt fibre reinforced polypropylene material
The present embodiment prepares long basalt fibre reinforced polypropylene material using the raw material of following weight percentage:
Agent 9.3%, stabilizer 0.3% are mutually melted in acrylic resin 60%, long basalt fibre 30%, antioxidant 0.4%, coupling.It is even
Connection mutually melts agent and uses polypropylene grafted glycidyl methacrylate.
Long basalt fibre reinforced polypropylene material is carried out by the following method:
The preparation of step (1) plastic melt: acrylic resin, antioxidant, coupling are mutually melted agent and stabilizer and mixed in proportion
It closes, obtains mixture, under conditions of 200 DEG C of temperature, pressure 16Mpa, melt process is carried out to mixture, and simultaneously with 300r/
Min degree stirs mixture, obtains plastic melt.
The infiltration of step (2) long basalt fibre: under conditions of 260 DEG C of temperature, pressure 25Mpa, plastic melt is used
Infiltration processing is carried out to long basalt fibre, the processing time is 7.03s, obtains the long basalt fibre compound of polypropylene-.
Step (3) discharging: by the long basalt fibre compound of polypropylene-along the axial from immersion equipment of long basalt fibre
Middle pull-out obtains polypropylene-basalt fiber long filament;
Step (4) water cooling treatment: carrying out water cooling treatment to polypropylene-basalt fiber long filament, after obtaining water cooling
Polypropylene-basalt fiber long filament;First polypropylene-basalt fiber long filament is cooled down using 90 DEG C of hot water, then is made
Polypropylene-basalt fiber long filament is cooled down with 60 DEG C of warm water, finally using 25 DEG C of normal-temperature water to polypropylene-Black Warrior
Rock fiber filament is cooled down.
The processing of step (5) air cooling: (wind is used using blower processing water polypropylene-basalt fiber long filament after cooling
Machine is to the blowing of polypropylene-basalt fiber long filament), obtain air cooling treated polypropylene-basalt fiber long filament;
Step (6) pelletizing: pelletizing processing is carried out to air cooling treated polypropylene-basalt fiber long filament, must be grown profound
Military rock fiber reinforced polypropylene material.The length of long basalt fibre reinforced polypropylene material is 13mm, diameter 3mm.
The mechanical property for the long basalt fibre reinforced polypropylene material that the present embodiment prepares is as shown in table 1.
Substantially with embodiment 1, partial parameters have differences embodiment 2- embodiment 7, are specifically shown in Table 1.
Immersion equipment specific structure used in 1- of embodiment of the present invention embodiment 7 is as Figure 1-Figure 4,
As shown in Figure 1, immersion equipment includes pedestal 1 and die body 2, die body 2 is located in the cavity inside pedestal 1, in pedestal 1
The cavity both-side opening in portion, and charging end plate 12 and discharging end plate 13 are fixed with by screw in the opening of two sides.Feed end
Feed pipe 14 is equipped in plate 12, feed pipe 14 is the channel of long basalt fibre charging, and the left end of feed pipe 14 is in flaring shape
Shape.Die head 15 is fixed in discharging end plate 13, die head 15 is equipped with funnel shaped die orifice out.It is set above cavity inside pedestal 1
It is equipped with melt chamber 10, for accommodating plastic melt.As depicted in figs. 1 and 2, the roof of the cavity inside pedestal 1 is fixed with protrusion
Block 11, protruding block 11 and pedestal 1 are integrally formed, and the channel 1 being connected to melt chamber 10, the channel one are equipped in protruding block 11
16 are communicated with the intubation 17 being laterally arranged on the right side of protruding block 11, and intubation 17 is connect with the inner thread in channel 1.
As shown in Figure 1, the inside of die body 2 is equipped with corrugated infiltration channel 20, infiltration 20 both ends of channel are the straight of transition
Line segment, wave crest and wave trough position are the arc transition of 3-5mm.In conjunction with shown in Fig. 1 and Fig. 3, the left end of die body 2 be equipped with can with it is convex
The recessed portions 24 of bittiness 11 cooperation, the channels 2 21 for 17 insertion of intubation, channel 2 21 are offered on the side wall of recessed portion 24
It is connected to infiltration channel 20, communicating position is between Wave crest and wave trough.Upper seal can be also covered in intubation 17, guarantee leakproofness.
Such as Fig. 1, when die body 2 is inserted into from right to left in the cavity on pedestal 1, intubation 17 is inserted into channel 2 21, to realize
The connection of melt chamber 10 and infiltration channel 20, plastic melt in melt chamber 10 can pass through channel 1, intubation 17 and logical
Road 2 21 is flowed into infiltration channel 20.As shown in Figure 2, Figure 3 and Figure 4, sliding slot 26, pedestal 1 are offered in the upper surface of die body 2
The guided way 19 that can cooperate with sliding slot 26 is fixed on the roof of internal cavity.
As shown in Figure 1,2 left end of die body is equipped with shrinkage pool 22, right side is equipped with protrusion 23, and shrinkage pool 22 and feed pipe 14 cooperate, convex
Portion 23 and die head 15 cooperate.
The impregnation process of above-mentioned immersion equipment used in embodiment 1- embodiment 7 is following, and (plastic melt is to long basalt
Fiber is infiltrated):
Long basalt fibre end is sequentially passed through into feed pipe 14, infiltration channel 20, it is at die head 15 that long basalt is fine
Wella goes out.It in impregnation process, is full of plastic melt full of melt chamber 10, then passes through channel 1, intubation 17 and channel two
21 enter infiltration channel 20.Long basalt fibre moves under the action of tractive force, in moving process with infiltration channel 20 wave crest
Trough forms pressure, and fibre bundle is unfolded in the width direction in infiltration channel 20 in pressure, during making cladding
Plastic melt is contacted with fiber in long basalt fibre, improves end product quality.After adhering to plastic melt on fibre bundle,
The long basalt fibre beam of expansion is squeezed together with plastic melt by the die orifice that goes out on die head 15 again, scattered length is profound
Military rock fibre bundle, condenses together again.By immersional wetting, plastic melt (mainly polypropylene) has been attached to the long Black Warrior
Rock fiber surface forms the long basalt fibre compound of polypropylene-.Then under the action of tractive force, the long basalt of polypropylene-
Fibre composites are pulled out from immersion equipment along the axial of long basalt fibre, obtain polypropylene-basalt fiber long filament.
Substantially with embodiment 1, partial parameters have differences comparative example 1- comparative example 5, are specifically shown in Table 2.
Substantially with embodiment 1, partial parameters have differences comparative example 6- comparative example 10, are specifically shown in Table 3.
The difference of comparative example 1 and embodiment 1 is, in water cooling treatment, method not cooling using three-level, directly
Cooling with 25 DEG C of normal-temperature waters, the type of cooling has influenced the mechanical property of final products, and the method for using three-level cooling can be with
Obtain the preferable product of mechanical property.
The difference of comparative example 2 and embodiment 1 is that in infiltration processing, infiltrating time 10s handles overlong time, leads
It causes to cover excessive acrylic resin on long basalt fibre surface, affects the ratio between long basalt fibre and acrylic resin
Example, the mechanical property for resulting in product are bad.
The difference of comparative example 3 and embodiment 1 is that in infiltration processing, infiltrating time 5s, the processing time is too short, long
Basalt fibre and acrylic resin cannot combine very well, influence product mechanical property.
The difference of comparative example 4 and embodiment 1 is, in melt process, pressure 10Mpa, the melt process of melt is not
Sufficiently, long basalt fibre and acrylic resin cannot combine very well, influence product mechanical property.
The difference of comparative example 5 and embodiment 1 is, in melt process, pressure 30Mpa, the melt process of melt is not
Sufficiently, long basalt fibre and acrylic resin cannot combine very well, influence product mechanical property.
The difference of comparative example 6 and embodiment 1 is, in infiltration processing, temperature is 200 DEG C, and temperature is too low, long basalt
Fiber and acrylic resin cannot combine very well, influence product mechanical property.
The difference of comparative example 7 and embodiment 1 is, in infiltration processing, temperature is 300 DEG C, and temperature is excessively high, long basalt
Fiber and acrylic resin cannot combine very well, influence product mechanical property.
The difference of comparative example 8 and embodiment 1 is, is formulated each raw material proportioning difference, and the mass fraction of acrylic resin is high
Up to 95%.Cause the tensile strength, bending strength and Izod notched impact strength of product lower, does not meet use demand.
The difference of comparative example 9 and embodiment 1 is, is formulated each raw material proportioning difference, the mass fraction of long basalt fibre
Up to 74%, cause the elongation at break of product too low, poor plasticity.
The difference of comparative example 10 and embodiment 1 is, formula is different, and coupling is not used mutually to melt agent, cause polypropylene and
The combination of basalt fibre is ineffective, influences the mechanical property of the polypropylene material of long basalt enhancing, especially stretches strong
Degree, bending strength and Izod notched impact strength are lower.
Table 1:
Table 2
Table 3:
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (10)
1. a kind of long basalt fibre reinforced polypropylene material, which is characterized in that the raw material including following weight percentage:
Acrylic resin 40-90%, long basalt fibre 10-60%, antioxidant 0.01-0.5%, coupling mutually melt agent 0.5-20%,
Stabilizer 0.01-0.5%.
2. a kind of long basalt fibre reinforced polypropylene material according to claim 1, which is characterized in that the coupling phase
Melting agent is polypropylene grafted glycidyl methacrylate.
3. a kind of long basalt fibre reinforced polypropylene material according to claim 2, which is characterized in that the long Black Warrior
Rock fiber is 9, and the line density of long basalt fibre is 2400tex.
4. a kind of long basalt fibre reinforced polypropylene material according to claim 3, which is characterized in that the polypropylene
The melt index of resin is 120-140g/10min.
5. a kind of preparation method of long basalt fibre reinforced polypropylene material described in any one of -4 according to claim 1,
Characterized by comprising the following steps:
The preparation of step (1) plastic melt: mutually melting agent, stabilizer mixing for acrylic resin, antioxidant, coupling, obtain mixture,
Melt process is carried out to mixture, obtains plastic melt;
The infiltration of step (2) long basalt fibre: long basalt fibre is set in infiltration using plastic melt prepared by step (1)
Infiltration processing is carried out in standby, obtains the long basalt fibre compound of polypropylene-;
Step (3) discharging: the long basalt fibre compound of polypropylene-is drawn from immersion equipment along the axial of long basalt fibre
Out, polypropylene-basalt fiber long filament is obtained;
Step (4) water cooling treatment: carrying out water cooling treatment to polypropylene-basalt fiber long filament, and it is after cooling poly- to obtain water
Propylene-basalt fiber long filament;
The processing of step (5) air cooling: water polypropylene-basalt fiber long filament after cooling is handled using blower, is obtained at air cooling
Polypropylene-basalt fiber long filament after reason;
Step (6) pelletizing: pelletizing processing is carried out to air cooling treated polypropylene-basalt fiber long filament, obtains long basalt
Fiber reinforced polypropylene material.
6. preparation method according to claim 5, which is characterized in that in step (1), in 200-260 DEG C of temperature, pressure
Under conditions of 14-30Mpa, melt process is carried out to mixture, and the mixing is stirred with the revolving speed of 300-500r/min simultaneously
Object obtains plastic melt.
7. preparation method according to claim 6, which is characterized in that in step (2), in 220-280 DEG C of temperature, pressure
Under conditions of 20-30Mpa, infiltration processing is carried out to long basalt fibre using plastic melt, the processing time is 7.03s.
8. preparation method according to claim 7, which is characterized in that in step (4), the method for the water cooling treatment
Are as follows: first polypropylene-basalt fiber long filament is cooled down using 80-100 DEG C of hot water, reuses 50-70 DEG C of warm water pair
Polypropylene-basalt fiber long filament is cooled down, finally using 20-25 DEG C of normal-temperature water to polypropylene-basalt fiber long filament
It is cooled down.
9. preparation method according to claim 8, which is characterized in that the long basalt fibre obtained in step (6) increases
The length of strong polypropylene material is 8-25mm, diameter 3mm.
10. preparation method according to claim 9, which is characterized in that the long basalt fibre obtained in step (6) increases
The tensile strength of strong polypropylene material is 138.0-180.5Mpa, bending strength 71.4-167.5Mpa, Izod notched impact
Intensity 43.2-190.0Kj/m2, elongation at break 3.8-5.0%.
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CN112625338A (en) * | 2020-12-01 | 2021-04-09 | 苏州旭光聚合物有限公司 | Continuous basalt fiber reinforced polypropylene material and preparation method thereof |
CN116253952A (en) * | 2023-03-14 | 2023-06-13 | 北京玄泽新材料科技有限公司 | Novel basalt fiber composite reinforced fence |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112625338A (en) * | 2020-12-01 | 2021-04-09 | 苏州旭光聚合物有限公司 | Continuous basalt fiber reinforced polypropylene material and preparation method thereof |
CN116253952A (en) * | 2023-03-14 | 2023-06-13 | 北京玄泽新材料科技有限公司 | Novel basalt fiber composite reinforced fence |
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