CN109627684A - A kind of ternary alloy three-partalloy and preparation method thereof containing aromatic polyamides - Google Patents
A kind of ternary alloy three-partalloy and preparation method thereof containing aromatic polyamides Download PDFInfo
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- CN109627684A CN109627684A CN201910003386.4A CN201910003386A CN109627684A CN 109627684 A CN109627684 A CN 109627684A CN 201910003386 A CN201910003386 A CN 201910003386A CN 109627684 A CN109627684 A CN 109627684A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/16—Condensation polymers of aldehydes or ketones with phenols only of ketones with phenols
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The present invention relates to technical field of polymer materials, more particularly to a kind of ternary alloy three-partalloy and preparation method thereof containing aromatic polyamides, a kind of ternary alloy three-partalloy containing aromatic polyamides provided by the invention, it is prepared by the raw material for including following parts by weight: 70~94 parts of polyether-ether-ketone, 3~20 parts of polyetherimide, 3~10 parts of aromatic polyamides；The aromatic polyamides are the aromatic polyamides containing ether ketone structure or aromatic polyamides containing naphthalene；Record according to the embodiment, frictional decrease of the coefficient of friction compared with pure phase PEEK of ternary alloy three-partalloy of the present invention >=4.7%, wear rate has dropped >=35.3%, and the mechanical property compared with pure phase PEEK is greatly improved.
Description
Technical field
The present invention relates to technical field of polymer materials more particularly to a kind of ternary alloy three-partalloys and its system containing aromatic polyamides
Preparation Method.
Background technique
Polyether-ether-ketone (PEEK) is a kind of special engineering plastics of excellent combination property.As a kind of hemicrystalline thermoplasticity
High molecular material, it has excellent anti-flammability, radiation resistance, heat-resisting quantity and mechanical performance.Meanwhile in friction and wear behavior
Aspect, polyether-ether-ketone are the another good friction reducing abrasion resistant materials after polytetrafluoroethylene (PTFE) (PTFE).Therefore it is widely used in aviation
The fields such as space flight, instrument and meter and auto industry.
Aromatic polyamides (PK) developed by DuPont Corporation in 1967 earliest, with good high temperature resistant
Property, chemical resistance and fatigue durability, and its crocking resistance is very excellent.The tire and machine of aircraft are had been widely used at present
On stature material, some structural members of rocket and artificial satellite are also used through poly(p-phenylene terephthalamide) (PPTA) fiber reinforcement
Composite material production, greatly reduce the quality of flight pertinent instruments, saved economic cost.
Blending is to develop a kind of important method of new material, excellent comprehensive performance can be obtained, relative in main chain knot
It is introduced on structure for new group and copolymerization, there is low-cost advantage.If polyether-ether-ketone can be introduced into aromatic polyamides
In system, then the processing of aromatic polyamides can be both realized, can also promote the friction and mechanical property of polyether-ether-ketone.
But since, there are very strong interaction of hydrogen bond, melting temperature alreadys exceed between the chain and chain of aromatic polyamides
Decomposition temperature, post-production process have great difficulty.And higher crystallinity also makes the solvability of this material very weak,
It generally can only be molten among the concentrated sulfuric acid.These disadvantages limit aromatic polyamides greatly and apply model in intermingling material
It encloses.
Summary of the invention
The purpose of the present invention is to provide a kind of ternary alloy three-partalloy and preparation method thereof containing aromatic polyamides, wherein polyethers acyl
Imines (PEI) can be such that PK is dispersed in the matrix of PEEK, improve the machinery and frictional behaviour of ternary alloy three-partalloy.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of ternary alloy three-partalloys containing aromatic polyamides, are prepared by the raw material for including following parts by weight
It arrives:
70~94 parts of polyether-ether-ketone
3~20 parts of polyetherimide
3~10 parts of aromatic polyamides；
The aromatic polyamides are the aromatic polyamides containing ether ketone structure or aromatic polyamides containing naphthalene.
Preferably, the reduced viscosity of the polyether-ether-ketone is 0.8~1.0dL/g, and glass transition temperature is 142~144
℃。
Preferably, the reduced viscosity of the polyetherimide be 0.4~0.6dL/g, glass transition temperature be 215~
217℃。
Preferably, the aromatic polyamides reduced viscosity is 0.4~1.0dL/g；
When the aromatic polyamides are the aromatic polyamides containing ether ketone structure, the glass of the aromatic polyamides containing ether ketone structure
Changing transition temperature is 325~328 DEG C；
When the aromatic polyamides are aromatic polyamides containing naphthalene, the glass transition temperature of the aromatic polyamides containing naphthalene is 285
~288 DEG C.
The present invention also provides the preparation methods of the ternary alloy three-partalloy containing aromatic polyamides described in above-mentioned technical proposal, including
Following steps:
After aromatic polyamides, polyetherimide, cosolvent and organic solvent are mixed, discharges, obtain in deionized water
Aromatic polyamides/polyetherimide binary blend；
The binary blend of the aromatic polyamides/polyetherimide and polyether-ether-ketone are mixed, successively squeezed out, are made
Grain, injection molding and annealing, obtain the ternary alloy three-partalloy containing aromatic polyamides.
Preferably, the cosolvent be one of calcium chloride, three n-butylmagnesium chloride ammonium of lithium chloride, magnesium chloride and methyl or
It is several；
The organic solvent is DMAC N,N' dimethyl acetamide, N-Methyl pyrrolidone, N,N-dimethylformamide and pregnancy
One or more of base phosphamide.
Preferably, the extrusion carries out in double screw extruder, and the temperature of the extrusion is 360~390 DEG C, described double
The revolving speed of screw extruder is 20~60r/min.
Preferably, the temperature of the injection molding is 380~400 DEG C, the pressure of the injection molding is 700~
900bar。
Preferably, the temperature of the annealing is 200~210 DEG C, and the time of the annealing is 3~5 hours.
The present invention provides a kind of ternary alloy three-partalloys containing aromatic polyamides, are prepared by the raw material for including following parts by weight
It arrives: 70~94 parts of polyether-ether-ketone, 3~20 parts of polyetherimide, 3~10 parts of aromatic polyamides；The aromatic polyamides are ether-containing
The aromatic polyamides or aromatic polyamides containing naphthalene of ketone structure；PEI and PEEK has good thermodynamic compatibility, can be poly- by fragrance
The binary blend of amide and PolyEtherImide is added in polyether-ether-ketone, using the instrumentality of PEI, keeps aromatic polyamides equal
It is even to be dispersed in PEEK matrix, it is achieved in the processing of aromatic polyamides, compared with PEEK pure phase, the machinery of the ternary alloy three-partalloy and is rubbed
It wipes performance and has obtained higher promotion.The coefficient of friction of record according to the embodiment, ternary alloy three-partalloy of the present invention is purer
The frictional decrease of phase PEEK >=4.7%, wear rate has dropped >=35.3%, the mechanical property compared with pure phase PEEK obtain compared with
Big raising.
Specific embodiment
The present invention provides a kind of ternary alloy three-partalloys containing aromatic polyamides, are prepared by the raw material for including following parts by weight
It arrives:
70~94 parts of polyether-ether-ketone
3~20 parts of polyetherimide
3~10 parts of aromatic polyamides；
The aromatic polyamides are the aromatic polyamides containing ether ketone structure or aromatic polyamides containing naphthalene.
In the present invention, if without specified otherwise, the raw material components are commercial product well known to those skilled in the art.
According to parts by weight, the raw material for preparing of the ternary alloy three-partalloy provided by the invention containing aromatic polyamides includes 70~94 parts
Polyether-ether-ketone, preferably 75~90 parts, more preferably 85~90 parts.In the present invention, the reduced viscosity of the polyether-ether-ketone
Preferably 0.8~1.0dL/g, more preferably 0.85~0.95dL/g；The glass transition temperature of the polyether-ether-ketone is preferably
142~144 DEG C.
According to parts by weight, the raw material for preparing of the ternary alloy three-partalloy provided by the invention containing aromatic polyamides includes 3~20 parts
Polyetherimide, preferably 5~15 parts, more preferably 8~10 parts.In the present invention, the ratio of the polyetherimide is dense viscous
Degree is preferably 0.4~0.6dL/g, more preferably 0.45~0.55dL/g；The glass transition temperature of the polyetherimide is excellent
It is selected as 215~217 DEG C.
According to parts by weight, the raw material for preparing of the ternary alloy three-partalloy provided by the invention containing aromatic polyamides includes 3~10 parts
Aromatic polyamides, preferably 4~9 parts, more preferably 5~8 parts.In the present invention, the aromatic polyamides reduced viscosity is excellent
It is selected as 0.4~1.0dL/g, more preferably 0.5~0.8dL/g, most preferably 0.5~0.6dL/g；
When the aromatic polyamides are the aromatic polyamides containing ether ketone structure, the glass of the aromatic polyamides containing ether ketone structure
Changing transition temperature is preferably 325~328 DEG C；
When the aromatic polyamides are aromatic polyamides containing naphthalene, the glass transition temperature of the aromatic polyamides containing naphthalene is preferably
285~288 DEG C.
In the present invention, the aromatic polyamides are aromatic polyamides (PK-1) or the polyamides of fragrance containing naphthalene containing ether ketone structure
Amine (PK-2)；In the present invention, the type and preparation method of the aromatic polyamides containing ether ketone structure preferably application No. is
The type and preparation method of aromatic polyamides containing ether ketone structure disclosed in CN103524730A.
In the present invention, the aromatic polyamides are the preparation method of the aromatic polyamides containing naphthalene, preferably include following steps:
By 1,5- naphthylenediamine and 4,4'- diphenyl ether diacid chloride is mixed with molar ratio for the ratio of 1:1, and using NMP as solvent, LiCl is catalysis
Polymerization reaction occurs at room temperature for agent；The present invention does not have any special restriction to the dosage of the NMP and LiCl, uses
Dosage well known to those skilled in the art.In the present invention, the structural formula of the aromatic polyamides containing naphthalene is preferred are as follows:
The present invention does not have any special restriction to the n in the structural formula, can make the aromatic polyamides containing naphthalene
Reduced viscosity is within the scope of 0.4~1.0dL/g, and glass transition temperature is within the scope of 285~288 DEG C.
The present invention also provides the preparation methods of the ternary alloy three-partalloy containing aromatic polyamides described in above-mentioned technical proposal, including
Following steps:
After aromatic polyamides, polyetherimide, cosolvent and organic solvent are mixed, discharges, obtain in deionized water
Aromatic polyamides/polyetherimide binary blend；
The binary blend of the aromatic polyamides/polyetherimide and polyether-ether-ketone are mixed, successively squeezed out, are made
Grain, injection molding and annealing, obtain the ternary alloy three-partalloy containing aromatic polyamides.
After the present invention mixes aromatic polyamides, polyetherimide, cosolvent and organic solvent, go out in deionized water
Material, obtains aromatic polyamides/polyetherimide binary blend.In the present invention, the cosolvent is preferably calcium chloride, chlorine
Change one or more of lithium, three n-butylmagnesium chloride ammonium of magnesium chloride and methyl；When the cosolvent is in above-mentioned specific choice
When two or more, proportion no any special restriction of the present invention to the specific substance is mixed i.e. by any proportion
It can.
In the present invention, the organic solvent is preferably n,N-dimethylacetamide (DMAc), N-Methyl pyrrolidone
(NMP), one or more of n,N-Dimethylformamide (DMF) and hexamethyl phosphoramide；When the organic solvent is above-mentioned
When two or more in specific choice, proportion no any special restriction of the present invention to the specific substance, by arbitrarily matching
Than being mixed.
In the present invention, the mass ratio of the PK and cosolvent is preferably 1:(0.1~2), more preferably 1:(0.5~
1.5), most preferably 1:(0.8~1.2)；In the present invention, the gross mass of the PK and PEI and the mass ratio of organic solvent are excellent
It is selected as 1:(5~10), more preferably 1:(6~8).
In the present invention, the mixing preferably carries out under stirring conditions；The present invention is to the no any spy of stirring
Different restriction, using whipping process well known to those skilled in the art.
The present invention does not have any special restriction to the dosage of the deionized water, and use is well known to those skilled in the art
Dosage achievees the purpose that the crude product for making aromatic polyamides/polyetherimide binary blend is precipitated i.e. from organic solvent
It can.
After the completion of the discharging, the present invention successively uses the deionized water boiled after preferably crushing the crude product that discharging obtains
It washs, and repeats 2~5 times with dehydrated alcohol, drying obtains aromatic polyamides/polyetherimide binary blend；The present invention
There is no any special restriction to the crushing process, using crushing process well known to those skilled in the art；The present invention
To the no any special restriction of drying, using drying course well known to those skilled in the art.
In the present invention, the PEI has good dissolubility in the organic solvent, and above-mentioned mixing can make PEI's
The strand of strand and PK are mutually wound, and achieve the purpose that PK is uniformly mixed with PEI.PEI and PEEK has good simultaneously
Thermodynamic compatibility, it is ensured that subsequent to be preferably dispersed in Nomex in PEEK matrix.
After obtaining aromatic polyamides/polyetherimide binary blend, the present invention is by the aromatic polyamides/polyethers acyl
The binary blend and polyether-ether-ketone of imines mix, and successively carry out extruding pelletization, injection molding and annealing, obtain containing fragrant polyamides
The ternary alloy three-partalloy of amine.In the present invention, the mixing preferably carries out under stirring conditions, and the present invention is to the stirring without appointing
What special restriction, is carried out using whipping process well known to those skilled in the art.
After the completion of stirring, the present invention is preferably dried obtained mixture.In the present invention, the drying is preferably
Vacuum drying；The vacuum drying temperature is preferably 80~120 DEG C, and more preferably 90~110 DEG C；When described vacuum drying
Between preferably 5~12 hours, more preferably 8~10 hours.
In the present invention, the extrusion carries out preferably in double screw extruder, and the temperature of the extrusion is preferably 360~
390 DEG C, more preferably 365~385 DEG C, most preferably 370~380 DEG C；The revolving speed of the double screw extruder is preferably 20~
60r/min, more preferably 30~50r/min.In the present invention, the granulation carries out preferably in pelletizer；The present invention is to institute
The conditional parameter for stating granulation does not have any special restriction, is carried out using conditional parameter well known to those skilled in the art.
After the completion of squeezing out, being granulated, the present invention carries out injection molding after preferably the product for squeezing out, being granulated is dried again.
In the present invention, the drying is preferably dried in vacuo；The vacuum drying temperature is preferably 80~120 DEG C, more preferably
90~110 DEG C, most preferably 95~105 DEG C；The vacuum drying time is preferably 5~12 hours, and more preferably 8~10 is small
When.
In the present invention, the temperature of the injection molding is preferably 380~400 DEG C, more preferably 385~395 DEG C, optimal
It is selected as 388~392 DEG C；The pressure of the injection molding is preferably 700~900bar, more preferably 750~850bar.
In the present invention, the temperature of the annealing is preferably 200~210 DEG C, and more preferably 202~208 DEG C, most preferably
204~206 DEG C；The time of the annealing is preferably 3~5 hours, and more preferably 3.5~4.5 hours.
In the present invention, the annealing can promote the ternary alloy three-partalloy crystallization complete.
Below with reference to embodiment to the ternary alloy three-partalloy and its preparation method and application provided by the invention containing aromatic polyamides
It is described in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
6g PK-1 powder, 6g PEI powder, 1g LiCl and 60mLNMP are mixed, discharged after dissolving under agitation
It in deionized water, is washed 3 times with the deionized water and dehydrated alcohol boiled respectively after crude product is crushed, drying obtains powder
Shape PK-1/PEI binary blend；
After 94g PEEK powder and 6g PK-1/PEI binary blend powder are mixed, it is added in high-speed mixer, it is high
Speed stirring 10min after mixing, is put into 100 DEG C drying 8 hours in vacuum drying oven, and dried mixture is added to double spiral shells
It in bar extruder, after being squeezed out under the conditions of temperature is 370 DEG C, screw speed is 40r/min, is granulated, is dried in vacuo 12 at 120 DEG C
Hour to get arrive PEEK/PEI/PK-1 ternary alloy three-partalloy pellet；
By PEEK/PEI/PK-1 ternary alloy three-partalloy pellet under conditions of 380 DEG C, 750bar after injection molding, at 210 DEG C
Annealing 4 hours, obtains PEEK/PEI/PK-1 ternary alloy three-partalloy.
Embodiment 2
10g PK-1 powder, 10g PEI powder, 2g LiCl and 150mLNMP are mixed, gone out after dissolving under agitation
Expect in deionized water, washed 3 times with the deionized water and dehydrated alcohol boiled respectively after crude product is crushed, drying obtains powder
Last shape PK-1/PEI binary blend；
After 90g PEEK powder and 10g PK-1/PEI binary blend powder are mixed, it is added in high-speed mixer,
High-speed stirred 10min after mixing, is put into 100 DEG C drying 8 hours in vacuum drying oven, dried mixture is added to double
In screw extruder, after being squeezed out under the conditions of temperature is 380 DEG C, screw speed is 40r/min, it is granulated, is dried in vacuo at 120 DEG C
12 hours to get arrive PEEK/PEI/PK-1 ternary alloy three-partalloy pellet；
By PEEK/PEI/PK-1 ternary alloy three-partalloy pellet under conditions of 400 DEG C, 900bar after injection molding, at 200 DEG C
Annealing 5 hours, obtains PEEK/PEI/PK-1 ternary alloy three-partalloy.
Embodiment 3
15g PK-1 powder, 15g PEI powder, 5g LiCl and 300mLNMP are mixed, gone out after dissolving under agitation
Expect in deionized water, washed 3 times with the deionized water and dehydrated alcohol boiled respectively after crude product is crushed, drying obtains powder
Last shape PK-1/PEI binary blend；
After 84g PEEK powder and 16g PK-1/PEI binary blend powder are mixed, it is added in high-speed mixer,
High-speed stirred 10min after mixing, is put into 100 DEG C drying 8 hours in vacuum drying oven, dried mixture is added to double
In screw extruder, after being squeezed out under the conditions of temperature is 385 DEG C, screw speed is 40r/min, it is granulated, is dried in vacuo at 120 DEG C
12 hours to get arrive PEEK/PEI/PK-1 ternary alloy three-partalloy pellet；
By PEEK/PEI/PK-1 ternary alloy three-partalloy pellet under conditions of 390 DEG C, 800bar after injection molding, at 205 DEG C
Annealing 4 hours, obtains PEEK/PEI/PK-1 ternary alloy three-partalloy.
Embodiment 4
10g PK-2 powder, 10g PEI powder, 2g LiCl and 150mLNMP are mixed, gone out after dissolving under agitation
Expect in deionized water, washed 3 times with the deionized water and dehydrated alcohol boiled respectively after crude product is crushed, dries, obtain
Powdered PK-2/PEI binary blend；
After 90g PEEK powder and 10g PK-2/PEI binary blend powder are mixed, it is added in high-speed mixer,
High-speed stirred 10min after mixing, is put into 100 DEG C drying 8 hours in vacuum drying oven, dried mixture is added to double
In screw extruder, after being squeezed out under the conditions of temperature is 380 DEG C, screw speed is 40r/min, it is granulated, is dried in vacuo at 120 DEG C
12 hours to get arrive PEEK/PEI/PK-2 ternary alloy three-partalloy pellet；
By PEEK/PEI/PK-2 ternary alloy three-partalloy pellet after 400 DEG C, 880bar injection molding, 4.5 are annealed at 205 DEG C
Hour, obtain PEEK/PEI/PK-1 ternary alloy three-partalloy.
Comparative example 1
It after 95g PEEK powder and 5g PEI powder are mixed, is added in high-speed mixer, high-speed stirred 10min mixing
After uniformly, 100 DEG C drying 8 hours in vacuum drying oven are put into, dried mixture are added in double screw extruder, in temperature
Under the conditions of degree is 380 DEG C, screw speed is 40r/min after extruding pelletization, 12 hours are dried in vacuo at 120 DEG C to get PEEK/ is arrived
PEI bianry alloy pellet；
By PEEK/PEI bianry alloy pellet under conditions of 390 DEG C, 800bar after injection molding, 4 are annealed at 205 DEG C
Hour, obtain PEEK/PEI bianry alloy.
Embodiment 5
It is closed using the ternary that JIANDA-70 type injection molding machine (Shenzhen heavily fortified point reaches Machinery Co., Ltd.) obtains Examples 1 to 4
Tensile bars (the long 75mm/ wide of dumbbell shape is respectively prepared in PEEEK/PEI bianry alloy and pure PEEK that gold, comparative example 1 obtain
5mm/ thickness 2mm), bending batten (long 80mm/ wide 10mm/ thickness 4mm) and rub batten.According to the standard of GB-T3960-1983, adopt
The test of coefficient of friction and wear rate, test result such as table are carried out with UMT-2 type Multifunctional friction testing machine (Bruker, Germany)
Shown in 1:
Table 1: ternary-alloy material described in Examples 1 to 4, binary alloy material described in comparative example 1 and pure PEEK tree
The coefficient of friction and wear rate of rouge
As shown in Table 1, in comparative example 1 coefficient of friction of PEEK/PEI bianry alloy and wear rate compared with PEEK pure component friction
Coefficient becomes larger, and wear rate is slightly decreased, and illustrating the addition of PEI, there is no the frictional behaviour for improving PEEK, and Examples 1 to 4 institutes
The coefficient of friction and wear rate for the ternary-alloy material stated are below PEEK pure resin, illustrate that the introducing of aromatic polyamides really may be used
To improve the frictional behaviour of PEEK, the purer PEEK resin of ternary-alloy material described in Examples 1 to 4, coefficient of friction declines respectively
4.7%, 11.6%, 16.3% and 9.3%；Wear rate has dropped 35.3%, 59.5%, 68.9% and 48.5% respectively.
According to the standard of GB/T1040-2006, GB/T9341-2008, tested using ShimadzuAG-1 type electronic universal
PEEK/PEI bianry alloy, the pure PEEK stretch bending sample that ternary alloy three-partalloy that machine testing example 1~4 obtains, comparative example 1 obtain
Every mechanical property of item, test result are as shown in table 2:
Table 2: ternary-alloy material described in Examples 1 to 4, binary alloy material described in comparative example 1 and pure PEEK tree
The mechanical property of rouge
As shown in Table 2, in comparative example 1 PEEK/PEI bianry alloy every mechanical property compared with PEEK pure resin slightly under
Drop, illustrates that the addition of PEI is unfavorable to the mechanical property of PEEK, and the overall mechanics of ternary-alloy material described in Examples 1 to 4
Performance is similar to PEEK pure resin, or even is better than PEEK pure resin in tensile strength, bending strength and bending modulus, illustrates virtue
The addition of fragrant polyamide improves the mechanical property of PEEK.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of ternary alloy three-partalloy containing aromatic polyamides is prepared by the raw material for including following parts by weight:
70~94 parts of polyether-ether-ketone
3~20 parts of polyetherimide
3~10 parts of aromatic polyamides；
The aromatic polyamides are the aromatic polyamides containing ether ketone structure or aromatic polyamides containing naphthalene.
2. as described in claim 1 containing the ternary alloy three-partalloy of aromatic polyamides, which is characterized in that the ratio of the polyether-ether-ketone is dense viscous
Degree is 0.8~1.0dL/g, and glass transition temperature is 142~144 DEG C.
3. as described in claim 1 containing the ternary alloy three-partalloy of aromatic polyamides, which is characterized in that the ratio of the polyetherimide is dense
Viscosity is 0.4~0.6dL/g, and glass transition temperature is 215~217 DEG C.
4. as described in claim 1 containing the ternary alloy three-partalloy of aromatic polyamides, which is characterized in that the aromatic polyamides are more viscous than dense
Degree is 0.4~1.0dL/g；
When the aromatic polyamides are the aromatic polyamides containing ether ketone structure, the vitrifying of the aromatic polyamides containing ether ketone structure turns
Temperature is 325~328 DEG C；
When the aromatic polyamides are aromatic polyamides containing naphthalene, the glass transition temperature of the aromatic polyamides containing naphthalene is 285~288
℃。
5. the preparation method of the described in any item ternary alloy three-partalloys containing aromatic polyamides of Claims 1 to 4, comprising the following steps:
After aromatic polyamides, polyetherimide, cosolvent and organic solvent are mixed, discharges in deionized water, obtain fragrance
Polyamide/polyetherimide binary blend；
The binary blend of the aromatic polyamides/polyetherimide and polyether-ether-ketone are mixed, successively squeezed out, be granulated,
Injection molding and annealing obtain the ternary alloy three-partalloy containing aromatic polyamides.
6. preparation method as claimed in claim 5, which is characterized in that the cosolvent be calcium chloride, lithium chloride, magnesium chloride and
One or more of three n-butylmagnesium chloride ammonium of methyl；
The organic solvent is DMAC N,N' dimethyl acetamide, N-Methyl pyrrolidone, N,N-dimethylformamide and hempa
One or more of amide.
7. preparation method as claimed in claim 5, which is characterized in that the extrusion carries out in double screw extruder, described
The temperature of extrusion is 360~390 DEG C, and the revolving speed of the double screw extruder is 20~60r/min.
8. preparation method as claimed in claim 5, which is characterized in that the temperature of the injection molding is 380~400 DEG C, institute
The pressure for stating injection molding is 700~900bar.
9. preparation method as claimed in claim 5, which is characterized in that the temperature of the annealing is 200~210 DEG C, described to move back
The time of fire is 3~5 hours.
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| PCT/CN2020/070160 WO2020140955A1 (en) | 2019-01-03 | 2020-01-03 | Ternary alloy containing aromatic polyamide and preparation method therefor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467725A (en) * | 2019-08-27 | 2019-11-19 | 吉林大学 | A kind of poly- naphthalene ether ketone aromatic amides and its preparation method and application |
| CN111004388A (en) * | 2019-12-25 | 2020-04-14 | 吉林大学 | Polyfluorene naphthalene aromatic amide and preparation method and application thereof |
| WO2020140955A1 (en) * | 2019-01-03 | 2020-07-09 | 吉林大学 | Ternary alloy containing aromatic polyamide and preparation method therefor |
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| US8729164B2 (en) * | 2011-10-11 | 2014-05-20 | Basf Se | Thermoplastic molding composition and moldings produced therefrom with improved wear resistance |
| CN105524409A (en) * | 2015-11-03 | 2016-04-27 | 南京肯特复合材料有限公司 | Potassium titanate whisker reinforced PEEK composite material and preparation method thereof |
| CN109627684B (en) * | 2019-01-03 | 2019-12-06 | 吉林大学 | Ternary alloy containing aromatic polyamide and preparation method thereof |
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| WO2014096999A1 (en) * | 2012-12-21 | 2014-06-26 | Next Technology Tecnotessile Societa' Nazionale Di Ricerca R.L. | Polymeric composition comprising functionalized peek |
| CN103524730A (en) * | 2013-10-30 | 2014-01-22 | 吉林大学 | Aromatic polyamide containing ether ketone structure and preparing method of aromatic polyamide |
| CN105968806A (en) * | 2016-05-16 | 2016-09-28 | 池州学院 | Alloying modification method for increasing wear resistance of PEI |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020140955A1 (en) * | 2019-01-03 | 2020-07-09 | 吉林大学 | Ternary alloy containing aromatic polyamide and preparation method therefor |
| CN110467725A (en) * | 2019-08-27 | 2019-11-19 | 吉林大学 | A kind of poly- naphthalene ether ketone aromatic amides and its preparation method and application |
| CN111004388A (en) * | 2019-12-25 | 2020-04-14 | 吉林大学 | Polyfluorene naphthalene aromatic amide and preparation method and application thereof |
| CN111004388B (en) * | 2019-12-25 | 2022-02-15 | 吉林大学 | Polyfluorene naphthalene aromatic amide and preparation method and application thereof |
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| CN109627684B (en) | 2019-12-06 |
| WO2020140955A1 (en) | 2020-07-09 |
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