CN109501317A - A kind of manufacturing process containing inorganic reinforcing fiber moulding material - Google Patents
A kind of manufacturing process containing inorganic reinforcing fiber moulding material Download PDFInfo
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- CN109501317A CN109501317A CN201811219075.3A CN201811219075A CN109501317A CN 109501317 A CN109501317 A CN 109501317A CN 201811219075 A CN201811219075 A CN 201811219075A CN 109501317 A CN109501317 A CN 109501317A
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- reinforcing fiber
- inorganic reinforcing
- moulding material
- fiber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
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Abstract
The invention discloses a kind of manufacturing process containing inorganic reinforcing fiber moulding material, technique includes the prefabricated surface treatment of inorganic reinforcing fiber, inorganic reinforcing fiber cloth moulding material, manufacture containing inorganic reinforcing fiber moulding material, the annealing containing inorganic reinforcing fiber moulding material, contains inorganic reinforcing fiber moulding material finished product；The moulding material has very high mechanical strength, electrical insulating property, chemical resistance, the good advantage of radiation resistance, it is suitable for space flight and aviation, aircraft seat, tank armor, car body shell, automotive seat support, high-iron carriage cabinet shell, high-speed rail seat, printed circuit board, the extreme fields such as highway isolation belt plate, high-speed protection barrier, high-speed rail protection barrier, high temperature insulating material and Cryo Heat Insulation material.
Description
Technical field
The present invention relates to a kind of manufacturing process of moulding material, in particular to a kind of to contain inorganic reinforcing fiber moulding material
Manufacturing process.
Background technique
Fiber-reinforced resin matrix compound material was developed the U.S. first since the thirties in last century, composite wood at that time
Material products are primarily to meet the needs of military project and aerospace field.In recent years, due to fiber thermoplastic composite
Possess plurality of advantages, people start to have turned to research emphasis into fiber reinforced thermolplastic or/and same with thermosetting compound material, start pair
Such material carries out continuing in-depth study, and the yield of fiber thermoplastic composite is gradually promoted, and also layer goes out not processing method
Thoroughly, fiber reinforced thermolplastic or/and the own warp of same with thermosetting compound material are applied in various fields, such as aerospace, vapour
Vehicle, electronic apparatus, bridge construction reinforcing, yacht naval vessel etc..
Compare with thermosetting resin, thermoplastic resin have many merits, such as high tenacity, high intensity, it is easily molded plus
Work is easy to repeat processing and utilization, some thermoplastic materials and also has excellent anti-flammability, chemicals-resistant, radiation hardness, electrical insulating property
Characteristics such as good, therefore fiber reinforced thermolplastic composite material development is swift and violent, growth rate in recent years oneself through catching up with and surpassing fiber reinforcement
Same with thermosetting compound material.
Fiber reinforced thermolplastic composite material can be generally divided into short fiber reinforced thermoplasticity according to the enhanced form of fiber
Composite material (SFT), long fiber reinforced thermoplastic composites (LFT) and continuous fiber reinforced thermoplastic composite material
(CFT)。
Although fiber reinforced thermolplastic composite wood moulding process is simple, easily molded various complicated products, by
To the limitation of fibre length, they are extremely limited to the castering action of composite materials property, the effect that the filler with enhances
Fruit seemingly, therefore its product application receive the limitation of mechanical property.Compared with SFT, the reservation length of LFT fiber in product
Longer, generally in 10mm or more, furthermore such as online calendering process is adjusted suitably by the specific combination of screwing element
Shear effect, it might even be possible to produce fiber and retain the such high fiber reservation length foot of LFT plate that length reaches 30~50mm
To be obviously improved the mechanical property of composite material.In fibre reinforced composites, when fibre length is more than critical length, with
The increase of fibre length in resin, when material destroys, fiber needs to consume by processes such as fracture, unsticking, extractions
More energy；In addition, the end of fiber is the initiation point of crack growth, the long fibre end quantity of identical fibre content is much
Less than staple fiber, these above-mentioned reasons make long fiber reinforcement composite materials property be substantially better than short fiber reinforced composite wood
Material, so as to expand the application range of fibre reinforced composites.
Due to CFT its reinforcing fiber be it is continuous, in product, CFT fiber retain length substantially with product size one
It causes, therefore mechanical property can obtain further promotion again.Further, it may have good designability, it can be as needed
Performance in product all directions is designed, to meet the needs of different occasions.High-performance and designability, make it
It can be used as important load-carrying construction component, achieve the purpose that substitute conventional steels component, mitigate final products significantly
Quality reduces cost, reduces energy consumption.In recent years, with energy-saving and emission-reduction, low-carbon economy concept is rooted in the hearts of the people, and continuous fiber increases
Heat-flash plastic composites will welcome an important challenge and opportunity.Based on continuous fiber reinforced thermoplastic composite material
Advantage and opportunity, the novel continuous fiber reinforced thermoplastic composite material of research and development are very necessary, especially high property
The exploitation and research in the energy thermoplastic resin such as directions such as special engineering plastics and emerging moulding process such as pultrusion, winding.
Compared with staple fiber and long fiber reinforced thermoplastic composites, continuous fiber reinforced thermoplastic composite material has
More excellent mechanical property can be used as structural material；Along with lightweight, it is corrosion-resistant the advantages that, be that one kind can have
The material of effect substitution steel.The novel continuous fiber reinforced thermoplastic composite material of research and development be it is very necessary, especially
It is the exploitation and research in the directions such as High performance plastic resin such as special engineering plastics and emerging moulding process such as pultrusion, winding.
In use process, not only the moment subjects plus load to material, it is also necessary in face of the erosion of varying environment, study material
The changing rule for expecting the performance under the effect of these factors, can bring important directive function to the practical application of material.
It is described in Chinese patent number No:CN200713050008.9 and polyphenyl is produced using high-frequency electrical heated mould pressing mold
Sulfide fibers composite coining plate, for the compound die pressing plate with A layers/B layer unit structural order overlapping, A layers are polyphenylene thioether PPS
Resin structure fabric；B layers are enhancing long fibre layer；A and B interlayer have been the thermoplasticity eva film layer of adhesive effect；Composite layer is through cold
It is hot-forming in 290~330 DEG C of meltings in high-frequency electrical heated mould pressing mold after pressure.PPS resin fabric is using warp
Hot gas spring setting treated PPS resin fiber.Resistance of the moulded board with very high mechanical strength and polyphenylene sulfide fibre
Combustion, electrical isolation, chemical resistance, the good advantage of radiation resistance are suitable for space flight and aviation, tank armor, printed circuit board, height
The extreme field such as warm heat-barrier material and Cryo Heat Insulation material.
Even be molded by the way of A, B superposition it is compound, can be because polyphenylene sulfide fibre be higher than 200 DEG C of temperature
Under the conditions of degree, dilatation and denaturation occurs, while under the conditions of excessively high temperature, polyphenylene sulfide fibre can be due to temperature be excessively high
Melt is melted into, so that polyphenylene sulfide fibre is made to become the binder of composite material, rather than reinforcing material.
A kind of inorganic reinforcing fiber complex fabric cloth is described in Chinese patent number No:CN200613022081.0
Manufacturing method is the method for using inorganic reinforcing fiber/paper, inorganic reinforcing fiber/polyphenylene sulfide paper to produce fiber cloth for raw material.
Using above-mentioned paper as substrate, by quires plus after again heat prick roller on heating, pressurization various fiber cloths are made.It also reveals simultaneously upper
It states after adding pet film among two layers of paper or adding polyphenylene sulfide paper or polyphenylene sulfide film, is bundled by heat
The method of type manufacture fiber cloth.
Since in the manufacturing process of inorganic reinforcing fiber complex fabric cloth, inorganic reinforcing fiber does not carry out thermal expansion
Processing, inorganic reinforcing fiber does not weave inorganic reinforcing fiber cloth, while carrying out to a certain degree to inorganic reinforcing fiber not yet
Surface treatment so that the intensity of inorganic reinforcing fiber complex fabric cloth of manufacture is unable to get satisfaction, and then affect inorganic
The application of reinforcing fiber complex fabric cloth.
Although continuous reinforcing fiber can make the fibre length in composite material keep length identical with composite material shape
Degree, still, the surface treatment of reinforcing fiber and the processing of continuous reinforcing fiber composite inner stress just become one very heavy
The link wanted.
A kind of basalt fibre reinforcing composite material is described in Chinese Patent Application No. code No:201710482987.9
Freeway guardrail and preparation method thereof, which prepared using pultrude process, however, adopting as thermosetting polymer
With pultrude process, there are many uncertainties, exist simultaneously the too fast problem of solidification rate.
Summary of the invention
The present invention provides a kind of manufacturing process containing inorganic reinforcing fiber moulding material, purpose controls organic enhancing
Fiber moulding material thickness improves the toughness containing inorganic reinforcing fiber moulding material, extends and is molded containing inorganic reinforcing fiber
The service life of material, while improving the impact strength containing inorganic reinforcing fiber moulding material.
The technical scheme is that
A kind of manufacturing process containing inorganic reinforcing fiber moulding material, surface treatment, nothing including inorganic reinforcing fiber
Machine cloth of reinforcement fibers moulding material is prefabricated, manufacture containing inorganic reinforcing fiber moulding material, inorganic reinforcing fiber moulding material
Annealing, contain inorganic reinforcing fiber moulding material finished product, specific manufacturing process are as follows:
(1) inorganic reinforcing fiber inputs the rectangle of long 3m, width 300mm, high 200mm with the rate of 0.8~1.8m/min
Liquid bath is filled in liquid bath containing 0.3~0.8%wt hydrochloric acid-N- (N '-ethyleneoxy aminoethyl), γ-trimethoxy silane base third
The absolute alcohol solution of base amine after inorganic reinforcing fiber comes out from rectangle liquid bath, inputs a length of 24m, width 300mm, a height of
The path of 200m, the nitrogen that input temp is 160~180 DEG C at 0.2 meter of path install an exhaust fan in the outlet in path,
Recycled by the nitrogen of extraction and absolute alcohol after cooling tower separates, inorganic reinforcing fiber handles it by the path
Afterwards, the blowing duct of identical size is entered and left immediately, while room temperature dry air is inputted at 0.1 meter from path, it is fine to inorganic enhancing
After dimension is cooled to room temperature, that is, complete the surface treatment of inorganic reinforcing fiber；
(2) surface treated inorganic reinforcing fiber described in step (1) and organic fiber are inputted into loom, warp-knit cloth
Woven 64 fiber cloths for being 160~640mm at breadth, the mass ratio of the inorganic reinforcing fiber and organic fiber is 0.3~
0.4: 0.2~0.1, the organic fiber intensity is 4.4~4.8cN/dtex, modulus is 31~38cN/dtex, extension at break is
8%~18%；
(3) the input moulding press of fiber cloth described in step (2) is pressed into the moulding material of 12~18mm thickness, molding temperature
It is 130~300 DEG C, molding pressure is 10~30MPa；
(4) moulding material described in step (3) is placed in again in the molding die of corresponding size size, in molding die
60~130 DEG C of 240# conduction oil is inputted in molding, after the moulding material in molding die handles 3~6h, 30 DEG C of input
Conduction oil is cooled to room temperature to get inorganic reinforcing fiber moulding material.
Wherein, inorganic reinforcing fiber is one in S type glass fibre, E type glass fibre, ceramic fibre or basalt fibre
Kind is several；Inorganic reinforcing fiber diameter is 9~18 μm；Organic fiber is polyethylene fibre, polypropylene fibre, polyphenylene sulfide fibre
One or more of dimension or polyester fiber；Moulding material is molded into plate, tubing or squared profile.
Process flow of the invention has the following characteristics that
1, the present invention, before this will be surface-treated inorganic in order to improve the performance containing inorganic reinforcing fiber moulding material
Reinforcing fiber and thermoplastic resin fibre is blended is made into fiber, is then fusible property using thermoplastic resin material,
When being molded under conditions of certain temperature and pressure, the surface treated inorganic reinforcing fiber of matter is bonded to die-pressing section.With
What such technique produced contains inorganic reinforcing fiber moulding material, than directly by inorganic reinforcing fiber and thermoplastic resin fibre
Wei Bu cuts into mold size, keeps the moulding material being pressed into more regular, and material consumption is minimum.
2, need to control Surface heat-treatent in the present invention in order to make the surface of inorganic reinforcing fiber to effective processing
Time and temperature, at the same also need to adjust inorganic reinforcing fiber output and input between speed, on the one hand its object is to be
So that the surface of inorganic reinforcing fiber is effectively addressed, improves the phase between inorganic reinforcing fiber and thermoplastic polymer fibers cloth
Capacitive.
3, still further aspect is the difficulty in order to reduce Fiber strength, due to during inorfil is handled,
The preimpregnation link of a coupling agent is also needed, the present invention in order to improve the production efficiency, while reducing the coupling processing hardly possible of fiber cloth
Degree, therefore, the present invention use the continuous coupling processing treatment process of inorganic reinforcing fiber, and the purpose is to improve inorganic reinforcing fiber
The efficiency of coupling processing advantageously reduces the cost containing inorganic reinforcing fiber moulding material, while improving and containing inorganic enhancing
The various performance characteristics of fiber moulding material, and improve the yield rate containing inorganic reinforcing fiber moulding material.
4, in the treatment process of inorganic reinforcing fiber of the present invention, due to the degree of volatility in order to improve absolute alcohol, one
Aspect needs to control N2Input rate, still further aspect needs to control the input and output rate of inorganic reinforcing fiber, due to
In the conventional surface process technical process of inorganic reinforcing fiber, need inorganic reinforcing fiber infiltration in coupling agent solution,
The regular hour is wherein impregnated, infiltrates inorganic reinforcing fiber sufficiently with coupling agent, but during test of the invention, warp
Test of many times discovery is crossed, common process is not exceeded only with the continuous surface processing technological flow of inorganic reinforcing fiber of the invention
Treatment effect, but also save inorganic reinforcing fiber processing the time, while return be received in it is anhydrous used in surface treatment process
Alcohol, while improving production efficiency on the one hand, still further aspect also reduces production cost.
5, in manufacturing process of the present invention containing inorganic reinforcing fiber moulding material, contain organic reinforced fiber to improve
The various performances of moulding material, need for inorganic reinforcing fiber to be made the fiber cloth of certain number, and the purpose is to improve inorganic increasing
The compatibility of strong fiber and thermoplastic fibre, wraps up the surface of inorganic reinforcing fiber by thermoplastic polymer resin completely, into
And achieve the purpose that improve containing the various performances of inorganic reinforcing fiber moulding material.
6, however, in the process of the present invention, with the increase of inorganic reinforcing fiber cloth number, so that inside fiber cloth
Inorganic reinforcing fiber can make inorganic enhancing because of the mobility of melt of thermoplastic polymers in the pressing process of moulding material
Fiber surface is declined or is not had by thermoplastic polymer resin's package amount, in turn results in containing inorganic reinforcing fiber moulding material
Shock resistance decline；On the contrary, if when the number of inorganic reinforcing fiber cloth is reduced to 12 number, although, inorganic reinforcing fiber
Surface increased by thermoplastic polymer resin's package amount, still, since fiber cloth number is reduced, can make the heat in fiber cloth
The thermoplastic polymer fibers melting time extends, and basic reason causes rate of heat transfer to slow down, and then will increase its manufacturing cost,
Meanwhile also increasing the rejection rate containing inorganic reinforcing fiber moulding material, it is unfavorable for mass production.
7, in the process of the present invention, using thermoplastic polymer fibers, its purpose is makes fine containing inorganic enhancing
The heat pressing process control condition variation for tieing up moulding material is relatively small, so that the control of process control condition is stablized, in order to drop
The crystallinity of the low thermoplastic polymer in containing inorganic reinforcing fiber moulding material, using the relatively low polymer of crystallinity
Resin fibre, the purpose is to improve the impact strength containing inorganic reinforcing fiber moulding material, meanwhile, it reduces containing inorganic
Brittleness in reinforcing fiber moulding material.
8, the present invention is to improve the purpose is on the one hand control containing inorganic reinforcing fiber moulding material thickness, and in addition one
Aspect is the voidage reduced between the fiber cloth containing inorganic reinforcing fiber moulding material, contains inorganic reinforcing fiber to improve
The impact strength of moulding material, meanwhile, improve finished product yield.
9, in the process of the present invention, in order to improve the compatibility between inorganic reinforcing fiber and thermoplastic polymer, one
Aspect needs effectively to be surface-treated inorganic reinforcing fiber, and still further aspect is even in order to reduce inorganic reinforcing fiber surface
Join the hygroscopicity of agent, to cause the compatibility between inorganic reinforcing fiber and thermoplastic polymer to decline, meanwhile, containing inorganic
In reinforcing fiber moulding material manufacturing process, moulding material is caused to form stomata because of the coupling agent moisture absorption of inorganic reinforcing fiber,
The various performance indicators decline containing inorganic reinforcing fiber moulding material is in turn resulted in, therefore, it is necessary to control the number of fiber cloth,
The present invention passes through multiple repetition test, it is found that the braided wire number of inorganic reinforcing fiber and organic fiber cloth is preferably 64, this
Sample is conducive to the compacting containing inorganic reinforcing fiber moulding material.
10, in the process of the present invention, in order to be conducive on the one hand adopt containing the forming of inorganic reinforcing fiber moulding material
With continuous manufacturing process, while continuous mould pressing technology is also used, on the one hand purpose reduces the consumption of raw material, in addition a side
Face is to improve production efficiency, is to improve yield rate there are one aspect.
11, in the process of the present invention, in order to make the performance containing inorganic reinforcing fiber moulding material reach excellent degree,
After containing the forming of inorganic reinforcing fiber moulding material, using Temperature Treatment appropriate, the purpose is on the one hand eliminate containing
The internal stress of inorganic reinforcing fiber moulding material, another aspect, can also observe containing inorganic reinforcing fiber moulded timber
Whether material deforms under heat treatment condition, and then improves and adjust the technology controlling and process item containing inorganic reinforcing fiber moulding material
Part, the degree for being optimal the various performances containing inorganic reinforcing fiber moulding material.
12, in the process of the present invention, in order to reduce cost and improve the anti-impact containing inorganic reinforcing fiber moulding material
Hit intensity, using a certain proportion of thermoplastic polymer fibers, the purpose is to one side while reducing the cost of raw material, again
The impact strength containing inorganic reinforcing fiber moulding material finished product is improved, after making full use of thermoplastic polymer resin to shape
The fine feature of dimensional stability improves the yield rate containing inorganic reinforcing fiber moulding material, reduces fine containing inorganic enhancing
Tie up the buckling deformation rate of moulding material heat treatment.
13, in the process of the present invention, in order to improve the impact strength containing inorganic reinforcing fiber moulding material, in heat
In the solidification process of thermoplastic polymer resin melt, due to the difference of thermoplastic polymer resin's cooling rate, heat is influenced whether
The crystallinity of thermoplastic polymeric resin, crystallinity is higher, and its rigidity is higher, and then brittleness is bigger, toughness and impact strength meeting
Therefore it reduces, therefore, it is necessary to control the cooling temperature containing inorganic reinforcing fiber moulding material, certainly, by different thermoplastic
The difference of fluoropolymer resin, rate of temperature fall is also different, controls for the ease of the operation of process control condition, what the present invention used
Polyethylene fibre or/and polypropylene fibre or/and polyphenylene sulfide fibre or/and polyester fiber, these types of thermoplastic polymer tree
The melting range of rouge is controlled substantially within the scope of 3~10 DEG C, is easy cooling rate control comparatively, and in addition one
Aspect convenient for controlling the crystallinity of these types of thermoplastic polymer resin, and then makes containing inorganic reinforcing fiber moulding material
The purpose that various performances are optimal.
14, it while in the process of the present invention, in order to improve the yield rate containing inorganic reinforcing fiber moulding material, adopts
Under certain temperature and pressure condition, the molding mould of corresponding size will be placed in containing inorganic reinforcing fiber moulding material
In tool, the purpose is to one side to keep the stabilization containing inorganic reinforcing fiber moulding material size, and still further aspect can be by
This is heat-treated to containing inorganic reinforcing fiber moulding material, answers to eliminate containing inorganic reinforcing fiber moulding material inside
Power is allowed to keep the homogeneity of various performances.Meanwhile when these profiles use certain time, mould again may also pass through
Pressure processing makes full use of thermoplastic polymer remelted can be molded further to prolong its service life.
Present invention process process brief introduction:
In the manufacturing process of the invention containing inorganic reinforcing fiber moulding material, in certain temperature and nitrogen protection item
It is after carrying out surface treatment appropriate to inorganic reinforcing fiber, inorganic reinforcing fiber and thermoplastic polymer resin is fine under part
Wei Bu is made into the cloth of reinforcement fibers of certain number and breadth together, and the fiber cloth is fast by the fiber cloth for cutting into certain length,
It is placed in the molding die for being placed in corresponding size again, is molded into certain thickness plate, tubing and squared profile, these
By processing of withdrawing from a secret society or underworld gang to eliminate internal stress, and then dimensionally stable and inorganic reinforcing fiber mould with long service life is made in profile
Press material.
Specific embodiment
Embodiment 1
Manufacture containing inorganic reinforcing fiber moulding material uses following technique:
The S type glass fibre and E type glass fibre that diameter is 9 μm with the rate of 0.8m/min input long 3m, width 300mm,
The rectangle liquid bath of high 200mm fills the-N- of hydrochloric acid containing 0.3%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxy in liquid bath
The absolute alcohol solution of base silane base propyl amine, inorganic reinforcing fiber from rectangle liquid bath come out after, input a length of 24m, width is
300mm, the path of a height of 200mm, the nitrogen (N that input temp is 160 DEG C at 0.2 meter of path2), one is installed in the outlet in path
Platform exhaust fan, by the N of extraction2Recycled with absolute alcohol after cooling tower separates, inorganic reinforcing fiber passes through the path
After processing, the blowing duct of identical size is entered and left immediately, while inputting room temperature dry air at 0.1 meter from path, to inorganic
After reinforcing fiber is cooled to room temperature, the surface treatment of inorganic reinforcing fiber is just completed；Wherein S type glass fibre accounts for inorganic enhancing
The 83% of total fiber mass, remaining is E type glass strengthening long fibre；
By above-mentioned inorganic reinforcing fiber and polyethylene fibre warp-knit cloth it is woven at breadth be 160mm 64 fiber cloths,
The fibre fabric block of 120cm is cut into, wherein the mass ratio of inorganic reinforcing fiber and polyethylene fibre is 0.3: 0.2；Polyethylene fiber
Dimension intensity is 4.4cN/dtex, modulus 31cN/dtex, extension at break 18%；
Fiber cloth input moulding press is pressed into the plate moulding material of 12mm thickness, molding temperature is 130 DEG C, molding pressure
For 30MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
60 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 3h in molding die, the conduction oil of 30 DEG C of input is cold
But to room temperature, inorganic reinforcing fiber moulding material thus it has been fabricated to.
The various performance characteristics containing inorganic reinforcing fiber moulding material manufactured through process above condition will in table 1 table
Reveal and.
Embodiment 2
Manufacture containing inorganic reinforcing fiber moulding material uses following technique:
Diameter be 18 μm E type glass fibre with the rate of 1.8m/min input long 3m, width 300mm, high 200mm it is rectangular
Shape liquid bath fills the-N- of hydrochloric acid containing 0.8%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxysilylpropyl in liquid bath
The absolute alcohol solution of amine inputs a length of 24m after inorganic reinforcing fiber comes out from rectangle liquid bath, width 300mm, a height of
The path of 200mm, the nitrogen (N that input temp is 180 DEG C at 0.2 meter of path2), one exhaust fan is installed in the outlet in path,
By the N of extraction2It is recycled with absolute alcohol after cooling tower separates, after inorganic reinforcing fiber is handled by the path,
The blowing duct of identical size is entered and left immediately, while room temperature dry air is inputted at 0.1 meter from path, it is cold to inorganic reinforcing fiber
But to after room temperature, the surface treatment of inorganic reinforcing fiber is just completed；
By above-mentioned inorganic reinforcing fiber and polypropylene fibre warp-knit cloth it is woven at breadth be 640mm 64 fiber cloths,
The fibre fabric block of 160cm is cut into, wherein the mass ratio of inorganic reinforcing fiber and organic fiber is 0.4: 0.1；
Fiber cloth input moulding press is pressed into the squared profile moulding material of 12mm thickness, molding temperature is 183 DEG C, molding
Pressure is 18MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
80 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 6h in molding die, the conduction oil of 30 DEG C of input is cold
But to room temperature, inorganic reinforcing fiber moulding material thus it has been fabricated to.
The various performance characteristics containing inorganic reinforcing fiber moulding material manufactured through process above condition will in table 1 table
Reveal and.
Embodiment 3
Manufacture containing inorganic reinforcing fiber moulding material uses following technique:
The ceramic fibre that diameter is 11 μm inputs the rectangle of long 3m, width 300mm, high 200mm with the rate of 1.1m/min
Liquid bath fills the-N- of hydrochloric acid containing 0.4%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxysilylpropyl amine in liquid bath
Absolute alcohol solution, inorganic reinforcing fiber from rectangle liquid bath come out after, input a length of 24m, width 300mm, a height of 200mm
Path, the nitrogen (N that input temp is 165 DEG C at 0.2 meter of path2), one exhaust fan is installed in the outlet in path, will be extracted out
N2Recycled with absolute alcohol after cooling tower separates, inorganic reinforcing fiber goes out immediately after the processing of the path
Enter the blowing duct of identical size, while inputting room temperature dry air at 0.1 meter from path, is cooled to room to inorganic reinforcing fiber
Wen Hou just completes the surface treatment of inorganic reinforcing fiber；
Above-mentioned inorganic reinforcing fiber and polyphenylene sulfide fibre are inputted into loom, woven warp-knit cloth at breadth is 160mm
64 fiber cloths, cut into the fibre fabric block of 120cm, wherein the mass ratio of inorganic reinforcing fiber and organic fiber be 0.35:
0.15；
Fiber cloth input moulding press is pressed into the plate moulding material of 14mm thickness, molding temperature is 300 DEG C, molding pressure
For 30MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
130 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 6h in molding die, the conduction oil of 30 DEG C of input,
It is cooled to room temperature, has thus been fabricated to inorganic reinforcing fiber moulding material.
The various performance characteristics containing inorganic reinforcing fiber moulding material manufactured through process above condition will in table 1 table
Reveal and.
Comparison example 1
The S type glass fibre and polyphenylene sulfide fibre that diameter is 9~18 μm input loom, and warp-knit cloth is woven to be at breadth
64 fiber cloths of 640mm and the fibre fabric block for cutting into 160cm, wherein the mass ratio of inorganic reinforcing fiber and organic fiber be
0.3:0.2；
Fiber cloth input moulding press is pressed into the tubing moulding material of 12mm thickness, molding temperature is 300 DEG C, molding pressure
For 20MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
130 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 4h in molding die, the conduction oil of 30 DEG C of input,
It is cooled to room temperature, has thus been fabricated to inorganic reinforcing fiber moulding material.
The various performance characteristics of the moulding material manufactured through process above condition will show in table 1.
Embodiment 4
Manufacture containing inorganic reinforcing fiber moulding material uses following technique:
Diameter is the inorganic enhancing long fibre of 13 μm of basalt with the long 3m of rate input, the width 300mm, height of 1.3m/min
The rectangle liquid bath of 200mm fills the-N- of hydrochloric acid containing 0.5%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxy in liquid bath
The absolute alcohol solution of ethoxysilylpropyl amine, inorganic reinforcing fiber from rectangle liquid bath come out after, input a length of 24m, width is
300mm, the path of a height of 200mm, the nitrogen (N that input temp is 160 DEG C at 0.2 meter of path2), one is installed in the outlet in path
Platform exhaust fan, by the N of extraction2Recycled with absolute alcohol after cooling tower separates, inorganic reinforcing fiber passes through the path
After processing, the blowing duct of identical size is entered and left immediately, while inputting room temperature dry air at 0.1 meter from path, to inorganic
After reinforcing fiber is cooled to room temperature, the surface treatment of inorganic reinforcing fiber is just completed；
Above-mentioned inorganic reinforcing fiber, polyethylene fiber peacekeeping polypropylene fibre are inputted into loom, warp-knit cloth is woven at width
Width is 64 fiber cloths of 320mm, the fibre fabric block of 160cm is cut into, wherein the quality of inorganic reinforcing fiber and organic fiber
Than being 0.4: 0.1；Polyethylene fibre intensity is 4.8cN/dtex, modulus 38cN/dtex, extension at break 8%；Polyethylene fiber
The mass ratio of peacekeeping polypropylene fibre is 1.5: 1；
Fiber cloth input moulding press is pressed into the tubing moulding material of 14mm thickness, molding temperature is 186 DEG C, molding pressure
For 13MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
72 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 3.5h in molding die, the conduction oil of 30 DEG C of input,
It is cooled to room temperature, has thus been fabricated to inorganic reinforcing fiber moulding material.
The various performance characteristics containing inorganic reinforcing fiber moulding material manufactured through process above condition will in table 1 table
Reveal and.
Embodiment 5
Manufacture containing inorganic reinforcing fiber moulding material uses following technique:
Diameter is the inorganic enhancing long fibre of 15 μm of basalt with the long 3m of rate input, the width 300mm, height of 1.6m/min
The rectangle liquid bath of 200mm fills the-N- of hydrochloric acid containing 0.6%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxy in liquid bath
The absolute alcohol solution of ethoxysilylpropyl amine, inorganic reinforcing fiber from rectangle liquid bath come out after, input a length of 24m, width is
300mm, the path of a height of 200mm, the nitrogen (N that input temp is 175 DEG C at 0.2 meter of path2), one is installed in the outlet in path
Platform exhaust fan, by the N of extraction2Recycled with absolute alcohol after cooling tower separates, inorganic reinforcing fiber passes through the path
After processing, the blowing duct of identical size is entered and left immediately, while inputting room temperature dry air at 0.1 meter from path, to inorganic
After reinforcing fiber is cooled to room temperature, the surface treatment of inorganic reinforcing fiber is just completed；
Above-mentioned inorganic reinforcing fiber and polyester fiber are inputted into loom, warp-knit cloth is woven at 64 that breadth is 160mm
Branch fiber cloth cuts into the fibre fabric block of 120cm, and wherein the mass ratio of inorganic reinforcing fiber and organic fiber is 0.36: 0.14；
Fiber cloth input moulding press is pressed into the plate moulding material of 16mm thickness, molding temperature is 276 DEG C, molding pressure
For 16MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
93 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 5.5h in molding die, the conduction oil of 30 DEG C of input,
It is cooled to room temperature, has thus been fabricated to inorganic reinforcing fiber moulding material.
The various performance characteristics containing inorganic reinforcing fiber moulding material manufactured through process above condition will in table 1 table
Reveal and.
Embodiment 6
Manufacture containing inorganic reinforcing fiber moulding material uses following technique:
The ceramic fibre and basalt fibre that diameter is 18 μm input long 3m, width 300mm, height with the rate of 1.4m/min
The rectangle liquid bath of 200mm fills the-N- of hydrochloric acid containing 0.7%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxy in liquid bath
The absolute alcohol solution of ethoxysilylpropyl amine, inorganic reinforcing fiber from rectangle liquid bath come out after, input a length of 24m, width is
300mm, the path of a height of 200mm, the nitrogen (N that input temp is 166 DEG C at 0.2 meter of path2), one is installed in the outlet in path
Platform exhaust fan, by the N of extraction2Recycled with absolute alcohol after cooling tower separates, inorganic reinforcing fiber passes through the path
After processing, the blowing duct of identical size is entered and left immediately, while inputting room temperature dry air at 0.1 meter from path, to inorganic
After reinforcing fiber is cooled to room temperature, the surface treatment of inorganic reinforcing fiber is just completed；
Above-mentioned inorganic reinforcing fiber and polyphenylene sulfide fibre are inputted into loom, woven warp-knit cloth at breadth is 640mm
64 fiber cloths, cut into the fibre fabric block of 160cm, wherein the mass ratio of inorganic reinforcing fiber and organic fiber be 0.33:
0.17, the mass ratio of ceramic fibre and basalt fibre is 1: 4；
Fiber cloth input moulding press is pressed into the squared profile moulding material of 18mm thickness, molding temperature is 290 DEG C, molding
Pressure is 21MPa；
It will be placed in again in the molding die of corresponding size size containing inorganic reinforcing fiber moulding material, in molding die
120 DEG C of 240# conduction oil is inputted in molding, after the moulding material processing 5.5h in molding die, 30 DEG C of input it is thermally conductive
Oil is cooled to room temperature, and has thus been fabricated to inorganic reinforcing fiber moulding material.
The various performance characteristics containing inorganic reinforcing fiber moulding material manufactured through process above condition will in table 1 table
Reveal and.
Comparison example 2
The S type long glass fiber that diameter is 9~18 μm inputs long 3m, width 300mm, high 200mm with the rate of 1.8m/min
Rectangle liquid bath ,-the N- of hydrochloric acid containing 0.8%wt (N '-ethyleneoxy aminoethyl), γ-trimethoxy silane are filled in liquid bath
The absolute alcohol solution of base propyl amine, inorganic reinforcing fiber from rectangle liquid bath come out after, input a length of 24m, width 300mm,
The path of a height of 200mm, the nitrogen (N that input temp is 160 DEG C at 0.2 meter of path2), one exhausting is installed in the outlet in path
Machine, by the N of extraction2Recycled with absolute alcohol after cooling tower separates, inorganic reinforcing fiber handles it by the path
Afterwards, the blowing duct of identical size is entered and left immediately, while room temperature dry air is inputted at 0.1 meter from path, it is fine to inorganic enhancing
After dimension is cooled to room temperature, the surface treatment of inorganic reinforcing fiber is just completed；
Above-mentioned inorganic reinforcing fiber, polyphenylene sulfide fibre and polyester fiber are inputted into loom, warp-knit cloth is woven at width
Width is 64 fiber cloths of 160mm, cuts into the fibre fabric block of 120cm, wherein the quality of inorganic reinforcing fiber and organic fiber
Than being 0.4: 0.1；
Fiber cloth input moulding press is pressed into the plate moulding material of 12mm thickness, molding temperature is 283 DEG C, molding pressure
For 22MPa；
Inorganic reinforcing fiber molding will be fabricated to without treatment process of withdrawing from a secret society or underworld gang containing inorganic reinforcing fiber moulding material
Material.
The various performance characteristics of the moulding material manufactured through process above condition will show in table 1.
Table 1 it is of the invention contain inorganic reinforcing fiber moulding material performance characteristic tables of data
Claims (5)
- It is surface treatment including inorganic reinforcing fiber, inorganic 1. a kind of manufacturing process containing inorganic reinforcing fiber moulding material Cloth of reinforcement fibers moulding material is prefabricated, manufacture containing inorganic reinforcing fiber moulding material, inorganic reinforcing fiber moulding material Annealing contains inorganic reinforcing fiber moulding material finished product, which is characterized in that the manufacturing process are as follows:(1) inorganic reinforcing fiber inputs the rectangle liquid bath of long 3m, width 300mm, high 200mm with the rate of 0.8~1.8m/min, It is filled in liquid bath containing 0.3~0.8%wt hydrochloric acid-N- (N '-ethyleneoxy aminoethyl), γ-trimethoxysilylpropyl amine Absolute alcohol solution inputs a length of 24m, width 300mm, a height of 200m after inorganic reinforcing fiber comes out from rectangle liquid bath Path, the nitrogen that input temp is 160~180 DEG C at 0.2 meter of path are installed an exhaust fan in the outlet in path, will be extracted out Nitrogen and absolute alcohol after cooling tower separates, it is recycled, inorganic reinforcing fiber by the path processing after, immediately The blowing duct of identical size is entered and left, while inputting room temperature dry air at 0.1 meter from path, is cooled to inorganic reinforcing fiber After room temperature, that is, complete the surface treatment of inorganic reinforcing fiber；(2) surface treated inorganic reinforcing fiber described in step (1) and organic fiber are inputted into loom, warp-knit cloth is woven The mass ratio of 64 fiber cloths for being 160~640mm at breadth, the inorganic reinforcing fiber and organic fiber is 0.3~0.4: 0.2~0.1, the organic fiber intensity is 4.4~4.8cN/dtex, modulus is 31~38cN/dtex, extension at break be 8%~ 18%；(3) the input moulding press of fiber cloth described in step (2) is pressed into the moulding material of 12~18mm thickness, molding temperature is 130~300 DEG C, molding pressure is 10~30MPa；(4) moulding material described in step (3) is placed in again in the molding die of corresponding size size, in the molding of molding die 60~130 DEG C of 240# conduction oil of middle input, after the moulding material in molding die handles 3~6h, the conduction oil of 30 DEG C of input, It is cooled to room temperature to get inorganic reinforcing fiber moulding material.
- 2. the manufacturing process according to claim 1 containing inorganic reinforcing fiber moulding material, it is characterised in that: described Inorganic reinforcing fiber is one or more of S type glass fibre, E type glass fibre, ceramic fibre or basalt fibre.
- 3. the manufacturing process according to claim 2 containing inorganic reinforcing fiber moulding material, it is characterised in that: described Inorganic reinforcing fiber diameter is 9~18 μm.
- 4. the manufacturing process according to claim 1 containing inorganic reinforcing fiber moulding material, it is characterised in that: described Organic fiber is one or more of polyethylene fibre, polypropylene fibre, polyphenylene sulfide fibre or polyester fiber.
- 5. the manufacturing process according to claim 1 containing inorganic reinforcing fiber moulding material, it is characterised in that: the mould Pressure material is molded into plate, tubing or squared profile.
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|---|---|---|---|---|
| JPH02269865A (en) * | 1989-04-07 | 1990-11-05 | Mitsubishi Rayon Co Ltd | Method for preventing yarn slippage of woven fabric |
| US5759927A (en) * | 1995-07-24 | 1998-06-02 | Meeker; Brian L. | Glass-fiber-containing non-woven polymer web, and process for preparing same |
| CN103568336A (en) * | 2013-10-28 | 2014-02-12 | 宁波长华汽车装饰件有限公司 | Preparation method of thermoplastic glass fiber reinforced composite board and product therefrom |
| CN108081639A (en) * | 2017-12-14 | 2018-05-29 | 陈逊 | A kind of manufacturing process of inorganic reinforcing fiber laminated material |
-
2018
- 2018-10-19 CN CN201811219075.3A patent/CN109501317A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02269865A (en) * | 1989-04-07 | 1990-11-05 | Mitsubishi Rayon Co Ltd | Method for preventing yarn slippage of woven fabric |
| US5759927A (en) * | 1995-07-24 | 1998-06-02 | Meeker; Brian L. | Glass-fiber-containing non-woven polymer web, and process for preparing same |
| CN103568336A (en) * | 2013-10-28 | 2014-02-12 | 宁波长华汽车装饰件有限公司 | Preparation method of thermoplastic glass fiber reinforced composite board and product therefrom |
| CN108081639A (en) * | 2017-12-14 | 2018-05-29 | 陈逊 | A kind of manufacturing process of inorganic reinforcing fiber laminated material |
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Application publication date: 20190322 |