CN105238040B - A kind of nylon composite reinforcing material and its preparation and application - Google Patents

A kind of nylon composite reinforcing material and its preparation and application Download PDF

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CN105238040B
CN105238040B CN201510704148.8A CN201510704148A CN105238040B CN 105238040 B CN105238040 B CN 105238040B CN 201510704148 A CN201510704148 A CN 201510704148A CN 105238040 B CN105238040 B CN 105238040B
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CN105238040A (en
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孔凯旋
焦俊东
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    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/02Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04Ingredients characterised by their shape and organic or inorganic ingredients
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/04Carbon
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00Use of ingredients characterised by shape
    • C08K7/02Fibres or whiskers
    • C08K7/04Fibres or whiskers inorganic
    • C08K7/10Silicon-containing compounds
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00Use of ingredients characterised by shape
    • C08K7/02Fibres or whiskers
    • C08K7/04Fibres or whiskers inorganic
    • C08K7/14Glass
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K2003/023Silicon
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2217Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224Magnesium hydroxide
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
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    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K

Abstract

The invention discloses a kind of nylon composite reinforcing material, and it utilizes echelon grading filling principle, including following composition:Nylon 11, the basalt fibre that 13 μm of diameter, its weight are the 20~40% of nylon 11 weight;The glass fibre that 6 μm of diameter, its weight are the 20~40% of basalt fibre weight;The glass fibre that 2 μm of diameter, its weight are the 20~40% of the glass fiber weight of 6 μm of the diameter;Particle diameter is 400 ~ 600nm sub- nano material, and its weight is the 20~40% of the glass fiber weight of 2 μm of the diameter;Nano material, its weight are the 20~40% of the sub- nano material weight.The combined innovation of the present invention, science selection grading, echelon enrich mesoscopic mechanics structure, develop sustainable, regeneration, pollution-free, low power consuming, extremely anti-corrosion for normal temperature metal structural material, its excellent performance, can replace traditional normal temperature steel or metal.

Description

A kind of nylon composite reinforcing material and its preparation and application
Technical field
The invention belongs to field of new materials, and in particular to a kind of nylon composite reinforcing material and preparation method thereof, the nylon Composite reinforcing material is a kind of echelon grading filling space and substantial enhancing nylon, can replace normal temperature steel and metal.
Background technology
The metal materials such as traditional conventional normal temperature steel, need to be through pyrolytic semlting, resource increasingly depleted, greatly originally in ore Import is measured, it is non-renewable, face the bottleneck of sustainable development.Highly energy-consuming, high-carbon row, the mode of production of high pollution, make ecology and life Environment, worsening, if haze is in lasting exacerbation, compatriots' crisis of survival is being formed, seriously endangering the safe and comfortable of compatriots and raw Life, quality of life.And the perishable loss of metal material, protection cost are high, corrosion subtracts life-span etc., there is many inferior position and shortcoming.
At present, the nylon material of a small amount of metals, mainly nanometer enhancing nylon, glass fiber enhanced nylon can be replaced.Wherein castor Numb nylon 11, is fabricated by castor oil, come from barren beach plantation castor-oil plant, have it is every year renewable, it is recyclable regeneration, it is extremely resistance to The advantages that losing, be in light weight, easily manufacturing.Nylon 11, it is the anti-corrosion macromolecule nylon materials of the known most tough wear-resisting of.Use glass fibers After dimension is strengthened, military firearms are widely used in, significantly alleviate weight.But it is disadvantageous in that, the strength of materials is still low, impact The defects of toughness is relatively low, and shrinkage factor is poor, and fracture origin is more;Important steel components can not be replaced, it is impossible to largely replace normal temperature steel Material and metal.
The content of the invention
The technical problem to be solved in the present invention is:
1st, a variety of deficiencies of the metal material such as traditional steel.The present invention strengthens nylon new material to replace steel with echelon grading Iron and other metal normal temperature structural materials.Thoroughly realize without carbon high temperature reduction iron element, consumed energy without slagging with Lime stone, without Steel billet steel rolling power consumption is burnt, than steel energy-conservation seventy percent, perfection replaces the purpose of traditional normal temperature metal material.Ferrous materials are broken through with this Bottleneck, solve the problems, such as the series of negative such as mineral products, the energy, environmental pollution, ecocrisis.
2nd, the performance such as the intensity of the nylon composite reinforcing material of existing alternative metal material, impact flexibility is bad.This The properties of the nylon composite reinforcing material of invention are suitable with metal material.
The purpose of the present invention is using conventionally available material silicon etc., with reproducible castor-oil plant nylon(Nylon 11)It is combined Composite is prepared, instead of commonly using normal temperature metal.
In order to solve the above-mentioned technical problem, the invention provides a kind of nylon composite reinforcing material, it includes following composition:
Nylon 11,
The basalt fibre that 13 μm of diameter, its weight are the 20~40% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 20~40% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 20~40% of the glass fiber weight of 6 μm of the diameter;
Particle diameter be 400 ~ 600nm sub- nano material, its weight for 2 μm of the diameter glass fiber weight 20~ 40%;
Nano material, its weight are the 20~40% of the sub- nano material weight;
Wherein, the sub- nano material is sub-nano silica, and the nano material is nano-silicon;Or the sub- nanometer material Expect that for sub- nano-sized magnesium hydroxide, the nano material be that nano-sized magnesium hydroxide (selects sub- nano-sized magnesium hydroxide and nanometer hydroxide Magnesium can improve the anti-flammability of material);The sub- nano material is sub- nano-sized carbon, and the nano material is nano-sized carbon, and (selection is sub- Nano-sized carbon and nano-sized carbon can improve the lubricity of material).
Preferably, above-mentioned nylon composite reinforcing material, including following composition:
Nylon 11,
The basalt fibre that 13 μm of diameter, its weight are the 27~33% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 27~33% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 27~33% of the glass fiber weight of 6 μm of the diameter;
Particle diameter be 400 ~ 600nm sub- nano material, its weight for 2 μm of the diameter glass fiber weight 27~ 33%;
Nano material, its weight are the 27~33% of the sub- nano material weight.
Preferably, the particle diameter of the nano material is not more than 60nm.
The present invention also provides the preparation method of above-mentioned nylon composite reinforcing material, comprises the following steps:
1)Each composition is well mixed according to proportioning;
2)By step 1)Mixture temperature-pressure be kneaded.280 DEG C -300 DEG C of temperature, pressure 30-40MPa;
3)By step 2)Obtained mixture, temperature-pressure wire drawing.280 DEG C -300 DEG C of temperature, pressure 25-30MPa;
4)Segmentation is granulated.
The present invention separately provides a kind of nylon composite reinforcing material, and it includes following composition:
Nylon 11,
The basalt fibre that 13 μm of diameter, its weight are the 20~40% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 20~40% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 20~40% of the glass fiber weight of 6 μm of the diameter;
Aramid fiber powder, its weight are the 20~40% of the glass fiber weight of 2 μm of the diameter.
The preparation method of above-mentioned nylon composite reinforcing material, comprises the following steps:
1)Each composition is well mixed according to proportioning;
2)By step 1)Mixture temperature-pressure be kneaded.280 DEG C -300 DEG C of temperature, pressure 30-40MPa;
3)By step 2)Obtained mixture, temperature-pressure wire drawing.280 DEG C -300 DEG C of temperature, pressure 25-30MPa;
4)Segmentation is granulated.
The present invention provides the application of above-mentioned nylon composite reinforcing material:After the heating melting of nylon composite reinforcing material, Required section bar or part are made by 3D printing, injection, extrusion forming process.
As optimal technical scheme, when the required section bar or part need wear-resisting, can be received in section bar or parts surface plating Rice diamond film, to strengthen hardness, prepares superhard wear surface elements.
The present invention can reach following beneficial effect:
1st, the combined innovation of the present invention, science selection grading, echelon fill space and enrich mesoscopic mechanics structure, and development can Continue, circulate, regeneration, pollution-free, low power consuming, the extremely anti-corrosion enhancing Buddhist nun enriched for normal temperature metal structural material~echelon grading Dragon(Long Gang), it has excellent combination property, can replace the conventional normal temperature steel of tradition or metal.
2nd, nylon composite reinforcing material of the invention, tensile strength more than more than 335MPa, bending strength 250MPa, The KJ/M of notch impact strength 202More than, 2MPa/230 DEG C or so of thermal change temperature.Chemically stable, forever salt tolerant erosion.
3rd, nylon composite reinforcing material of the invention, has the characteristics of stereo regenerative:Castor-oil plant nylon 11, castor-oil plant is every year Regenerated in barren beach, fill a large amount of glass fibres and can hyperplasia, and nylon composite reinforcing material is with after useless, also recyclable regeneration(It is double Regenerate again).
Embodiment
With reference to specific embodiment, the invention will be further described, so that those skilled in the art can be more preferable Understand the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Nylon composite reinforcing material provided by the invention, its composition include nylon 11(Castor oil is processed into, and originates from castor Fiber crops, resource are renewable), 13 μm of basalt fibres of diameter, the glass fibre of 6 μm of diameter, the glass fibre of 2 μm of diameter, particle diameter are 400 ~ 600nm sub- nano material and nano material(Sub- nano material and nano material can be replaced aramid fiber powder), wherein, Ya Na Rice material is sub-nano silica, and nano material is nano-silicon;Or sub- nano material is sub- nano-sized magnesium hydroxide, nano material is Nano-sized magnesium hydroxide (this combination increase anti-flammability);Or sub- nano material is sub- nano-sized carbon, nano material is nano-sized carbon (this Combination increase lubricity).
Its preparation method, comprise the following steps:
1) each composition is well mixed according to weight proportion;
2) by step 1)Mixture temperature-pressure be kneaded.280 DEG C -300 DEG C of temperature, pressure 30-40MPa;
3) by step 2)Obtained mixture, temperature-pressure wire drawing.280 DEG C -300 DEG C of temperature, pressure 25-30MPa;
4) segmentation is granulated.
The nylon composite reinforcing material of the present invention is respectively into the principle of subassembly foundation echelon grading:Every kind of diameter or particle diameter When material arranges, triangular open space is had;The purpose that echelon pole is matched somebody with somebody, it is intended to which echelon fills up these spaces, is enriched in the hope of echelon, subtracts Few creep, improve intensity.The selection of diameter/particle diameter of echelon grading material, it is necessary to the diameter of next stage material, exactly on The circle of one-level material diameter cuts space.That is:The space formed between 13 μm of basalt fibre, filled out with 6 μ glass fibres Fill;The space formed between 6 μ glass fibres, with 2 μ glass fibre filling;The space formed between 2 μ glass fibres, by sub- nanometer Material is filled;The space of sub- nano material, use is nanomaterial-filled, finally, is refilled by nylon and bonds each material.Pass through again Heat is melted extruding and is kneaded, fully mutual filling and homogeneity.And standard particle is made in wire drawing.(When sub- nano material and nano material quilt When aramid fiber powder substitutes, then by heat deformable, careful substantial aramid fiber powder fills the space formed between 2 μ glass fibres).
The nylon composite reinforcing material of the present invention is illustrated with specific embodiment
Embodiment 1
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 28% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 29% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 30% of the glass fiber weight of 6 μm of diameter;
A diameter of 500nm sub-nano silica, its weight are the 30% of the glass fiber weight of 2 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are the 30% of sub-nano silica weight.
Its preparation method is specific as follows:
The first step:Weighing and burden is required according to grading, with V-type batch mixer → batch mixing.
Second step:With plastic mixer, temperature-pressure is kneaded.280 DEG C -300 DEG C of temperature, pressure 30-40MPa.
3rd step:With plastic-wire drawing machine, temperature-pressure wire drawing.280 DEG C -300 DEG C of temperature, pressure 25-30MPa.
4th step:With plastic grain cutting machine, segmentation is granulated.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.2 m3/ g.
Its performance is determined after the nylon composite reinforcing material heating melting injection molding that granulation is obtained:
Tensile strength 350MPa, bending strength 270MPa, the KJ/M of notch impact strength 302, thermal change temperature 2MPa/240 ℃.Chemically stable, forever salt tolerant erosion.
Embodiment 2
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 27% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 33% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 33% of the glass fiber weight of 6 μm of diameter;
A diameter of 500nm sub-nano silica, its weight are the 27% of the glass fiber weight of 2 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are the 33% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.4 m3/ g, tensile strength 340MPa, bending Intensity 260MPa, notch impact strength 25KJ/M2, 2MPa/230 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Embodiment 3
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 33% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 27% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 27% of the glass fiber weight of 6 μm of diameter;
A diameter of 500nm sub-nano silica, its weight are the 33% of the glass fiber weight of 2 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are the 33% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.3m3/ g, the MPa of tensile strength 340, bending Intensity 260 MPa, notch impact strength 24KJ/M2(About), 2MPa/232 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Embodiment 4
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 29% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 30% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 30% of the glass fiber weight of 6 μm of diameter;
A diameter of 500nm sub- nano-sized magnesium hydroxide, its weight are the 29% of the glass fiber weight of 2 μm of diameter;
The nano-sized magnesium hydroxide of particle diameter 10~60, its weight are the 27% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.2m3/ g, tensile strength 348MPa, bending Intensity 270MPa, notch impact strength 24KJ/M2, 2MPa/240 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion, has fire-retardant Effect.
Embodiment 5
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 30% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 30% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 32% of the glass fiber weight of 6 μm of diameter;
Particle diameter is 500nm sub- nano-sized carbon, and its weight is the 30% of the glass fiber weight of 2 μm of diameter;
The nano-sized carbon of particle diameter 10~60, its weight are the 28% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.2m3/ g, tensile strength 345MPa, bending Intensity 268MPa, notch impact strength 24KJ/M2, 2MPa/235 DEG C of thermal change temperature.Chemically stable, salt tolerant loses forever, and wearability It is good.
Embodiment 6
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 20% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 40% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 30% of the glass fiber weight of 6 μm of diameter;
A diameter of 500nm sub-nano silica, its weight are the 20% of the glass fiber weight of 2 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are the 40% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, tensile strength 335MPa, bending Intensity 255 MPa, notch impact strength 20KJ/M2, 2MPa/225 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Embodiment 7
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 40% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 20% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 20% of the glass fiber weight of 6 μm of diameter;
A diameter of 500nm sub-nano silica, its weight are the 40% of the glass fiber weight of 2 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are the 20% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, tensile strength 335MPa, bending The MPa of intensity 250, the KJ/M of notch impact strength 212, 2MPa/225 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Embodiment 8
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 40% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 20% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 20% of the glass fiber weight of 6 μm of diameter;
Aramid fiber powder, its weight are the 40% of the glass fiber weight of 2 μm of diameter;
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, the MPa of tensile strength 350, bending The MPa of intensity 270, the KJ/M of notch impact strength 252, 2MPa/225 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Embodiment 9
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 30% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 30% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 30% of the glass fiber weight of 6 μm of diameter;
Aramid fiber powder, its weight are the 30% of the glass fiber weight of 2 μm of diameter;
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, tensile strength 355MPa, bending Intensity 275 MPa, notch impact strength 25KJ/M2, 2MPa/225 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Embodiment 10
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 20% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 40% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 40% of the glass fiber weight of 6 μm of diameter;
Aramid fiber powder, its weight are the 20% of the glass fiber weight of 2 μm of diameter;
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, tensile strength 350MPa, bending Intensity 265MPa, the KJ/M of notch impact strength 252, 2MPa/220 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Comparative example 1
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 30% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 33% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 27% of the glass fiber weight of 6 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are the 40% of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, tensile strength 300MPa, bending The MPa of intensity 220, the KJ/M of notch impact strength 182, 2MPa/225 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
Comparative example 2
The nylon composite reinforcing material of the present embodiment, is made up of following composition:
Nylon 11,
13 μm of basalt fibres of diameter, its weight are the 30% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 28% of basalt fibre weight;
A diameter of 500nm sub-nano silica, its weight are the 29% of the glass fiber weight of 2 μm of diameter;
The nano-silicon of particle diameter 10~60, its weight are 33 % of sub-nano silica weight.
Its preparation method is the same as embodiment 1.
After measured, the proportion of the nylon composite reinforcing material of the present embodiment is 2.5m3/ g, the MPa of tensile strength 301, bending The MPa of intensity 210, the KJ/M of notch impact strength 172, 2MPa/222 DEG C of thermal change temperature.Chemically stable, forever salt tolerant erosion.
The present invention nylon composite reinforcing material application process be:Nylon composite reinforcing material in the molten state, passes through 3D printing, injection molding, extrusion forming etc.(The moulding process of all plastics is applicable), required part is made.For increased portion Part case hardness, can also be in one layer of nano-diamond membrane of parts surface plating.
Present invention can apply in every profession and trade:
1)Common 3D printing:
Using nylon composite reinforcing material as raw material, with common plastics 3D printer, the quick sample for improving low cost, sample Machine.Medium-sized and small enterprises are supported, accelerate innovation upgrading.
Electromechanical equipment is increasing sharply, and import equipment is also more.Damage parts or storage spare part, buy the costly of the pretty troublesome of part very It is time-consuming.According to original paper, printing can be used.Imported car damaged part, majority is printable to be replicated, and is mailordered without foreign country.
Domestic civilian 3D printing, only plastics and common nylon material;With titanium alloy 3D printing, need gas shield, extremely hold high It is expensive, it is only used for scientific research military projects medical treatment.With common plasticses 3D printer, gold is replaced by means of the nylon composite reinforcing material of the present invention Category.Tool technology price advantages;Whereby, can enter robot, unmanned plane, naval vessels, motor-car, space flight, the high-end manufacture such as medical equipment Industry.
2)Develop standard component:
The screw nut packing rings that enough firm corrosion-resistant of will not become rusty dead, it is the social urgent need for just needing, being ocean development.No Become rusty steel screw, in seawater 1 year it is non-dismountable.Nylon composite reinforcing material with the present invention is base-material, and it is bad to be molded into hair, roller It is twisted into screw thread.
3)Heavy caliber liquid-transport pipe-line:
Base tube is extruded with the nylon composite reinforcing material of the present invention, with the winding of Black Warrior tow plus cementing enhancing, turns into big nothing Stitch pressure piping.Without preservative treatment, can directly ditch bury, it is time saving and energy saving to save money.Interior painting low surface energy coatings, the conveying that can subtract eighty per cant Energy consumption;And non-scaling, pipe will not be changed because of fouling.Suitable for conveying seawater, delivery industry waste water, sanitary sewage is conveyed.
4)Standard sections:
Steel plate, thin plate, roll bending, strip, angle steel, channel-section steel, I-steel, air water pipe, square tube, flat tube, wire rod, expanded metal lath etc. Deng the basis of civilian main flow steel section, you can expected with Long Gangwei, various section bars are extruded in heating.Energy consumption is small, exempts from anti-corrosion, weight Gently, benefit is more, and overall use cost is low.It is lightweight, stainless, durable.
5)Architectural shape:
Light body steel building have developed rapidly, and quality-high and inexpensive assembling is fast, drives the development of special-purpose section.Keel square tube, M shapes Shaped steel, corrugated sheet steel, in recent years in development plate weldering prestressing force case structure., should specialty with the nylon composite reinforcing material of the present invention The similar section bar of large-scale production.Make the lighter body of weight, cost is lower, and the life-span is longer, without antirust, fire protection flame retarding, promotes people to occupy and changes Generation.
Prestressing force case structure is done with the nylon composite reinforcing material of the present invention, castor-oil plant stalk powder plastic wood is inside filled out, turns into firm Brutal rod structure;The anti-folding of light body saving are anti-twist, and the fire-retardant of against corrosion save basis.
6)Shipbuilding:
With nylon composite reinforcing material production special-purpose board, keel section;Using die-moulded honeycomb structure, proportion is caused to be less than 1; Abnormity component is produced with reference to 3D printing;Ultrasonic bonding adds bonding, and the slim and graceful ship of lightweight three times is built in production:Load-carrying is more, carries Visitor is more, and ship's speed is high, and cost of transportation is low, fills water and does not sink.Build naval vessels:Slim and graceful and fast, fighting capacity is intrepid, radar invisible, motor-driven spirit It is living.It is more robust that all corrosion-resistant exempts from antirust.
7)Valve:
Valve dosage is a lot, if fast produce, reduce cost, anticorrosion-rust prevention and it is long-lived, will be more preferable.It is if without hindrance Power, without calculating resistance coefficient, the energy can be saved.Valve is manufactured with nylon composite reinforcing material, it is small-bore to use ball valve, big mouth The use in footpath leads directly to pipe clip valve, and it is preferable that this can be achieved.It is more robust and preferable for chemical industry or seawater due to extremely anti-corrosion.
8)Auto parts machinery:
Automobile motorcycle electric accessory motors, are the emphasis of mechanical industry, and China occupies absolute share.With the compound increasing of nylon Strong material high-volume injection production vehicle accessory, efficiency high, energy consumption saving wheel, cost is low, also has corrosion-resistant, exempts to cover with paint, lacquer, colour wash, etc., in light weight Advantage.Three times in light weight, fuel saving is excellent good.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention Protection domain within.Protection scope of the present invention is defined by claims.

Claims (7)

1. a kind of nylon composite reinforcing material, it is characterised in that including following composition:
Castor-oil plant nylon 11,
The basalt fibre that 13 μm of diameter, its weight are the 20~40% of castor-oil plant nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 20~40% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 20~40% of the glass fiber weight of 6 μm of the diameter;
Particle diameter is 400 ~ 600nm sub- nano material, and its weight is the 20~40% of the glass fiber weight of 2 μm of the diameter;
Particle diameter is not more than 60nm nano material, and its weight is the 20~40% of the sub- nano material weight;
Wherein, the sub- nano material is sub-nano silica, and the nano material is nano-silicon;Or the sub- nano material is Sub- nano-sized magnesium hydroxide, the nano material are nano-sized magnesium hydroxide;The sub- nano material is sub- nano-sized carbon, the nanometer material Expect for nano-sized carbon.
2. nylon composite reinforcing material according to claim 1, it is characterised in that including following composition:
Castor-oil plant nylon 11,
The basalt fibre that 13 μm of diameter, its weight are the 27~33% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 27~33% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 27~33% of the glass fiber weight of 6 μm of the diameter;
Particle diameter is 400 ~ 600nm sub- nano material, and its weight is the 27~33% of the glass fiber weight of 2 μm of the diameter;
Nano material, its weight are the 27~33% of the sub- nano material weight.
3. the preparation method of the nylon composite reinforcing material described in any one of claim 1 ~ 2, it is characterised in that including following step Suddenly:
Each composition is well mixed according to proportioning;
By step 1)Mixture temperature-pressure be kneaded;
280 DEG C -300 DEG C of temperature, pressure 30-40MPa;
By step 2)Obtained mixture, temperature-pressure wire drawing;
280 DEG C -300 DEG C of temperature, pressure 25-30MPa;
Segmentation is granulated.
4. a kind of nylon composite reinforcing material, it is characterised in that including following composition:
Castor-oil plant nylon 11,
The basalt fibre that 13 μm of diameter, its weight are the 20~40% of nylon 11 weight;
The glass fibre that 6 μm of diameter, its weight are the 20~40% of basalt fibre weight;
The glass fibre that 2 μm of diameter, its weight are the 20~40% of the glass fiber weight of 6 μm of the diameter;
Aramid fiber powder, its weight are the 20~40% of the glass fiber weight of 2 μm of the diameter.
5. the preparation method of the nylon composite reinforcing material described in claim 4, it is characterised in that comprise the following steps:
1)Each composition is well mixed according to proportioning;
2)By step 1)Mixture temperature-pressure be kneaded;
280 DEG C -300 DEG C of temperature, pressure 30-40MPa;
3)By step 2)Obtained mixture, temperature-pressure wire drawing;
280 DEG C -300 DEG C of temperature, pressure 25-30MPa;
4)Segmentation is granulated.
6. the application of the nylon composite reinforcing material described in claim 1 ~ 2 or 4 any one, it is characterised in that nylon is compound After reinforcing material heating melting, required section bar and part are made by moulding process.
7. application according to claim 6, it is characterised in that section bar or parts surface plating Nano diamond needed for described Film.
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CN107163567A (en) * 2017-05-26 2017-09-15 褚建英 It is a kind of for high-strength nylon composite of 3D printing and preparation method thereof
MX2020004496A (en) * 2017-10-30 2020-10-14 Nordson Corp Dispense valve with disposable fluid body.
CN107815106A (en) * 2017-11-17 2018-03-20 江门市荣龙新材料科技有限公司 Composite of high temperature resistant color inhibition long carbon chain nylon 11 and preparation method thereof
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CN114573983B (en) * 2022-03-16 2022-11-04 哈尔滨工业大学 Preparation method of nano-diamond/aramid nanofiber multifunctional composite heat-conducting film

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