CN109096759A - A kind of high-dimensional stability polyaryl thioether composite material and preparation method thereof - Google Patents
A kind of high-dimensional stability polyaryl thioether composite material and preparation method thereof Download PDFInfo
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- CN109096759A CN109096759A CN201810915114.7A CN201810915114A CN109096759A CN 109096759 A CN109096759 A CN 109096759A CN 201810915114 A CN201810915114 A CN 201810915114A CN 109096759 A CN109096759 A CN 109096759A
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/02—Polythioethers; Polythioether-ethers
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- C08K7/00—Use of ingredients characterised by shape
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- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/06—Polysulfones; Polyethersulfones
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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Abstract
The present invention relates to technical field of polymer materials, and in particular to a kind of high-dimensional stability polymer composites product and preparation method thereof.The present invention provides a kind of poly arylidene thio-ester based composites of high-dimensional stability, the raw material and its mass ratio of the composite material are as follows: 20~70 parts by weight of polyarylene sulfide resin, 10~50 parts by weight of reinforcing fiber, 5~40 parts by weight of dimensionally stable agent, 0.5~3 parts by weight of Interface Control agent, 0~10 parts by weight of expanding material.Composite material prepared by the present invention has lower thermal expansion coefficient while keeping high intensity, machinability；Thermal linear expansion coefficient (room temperature is to 100 DEG C)≤1.8*10‑5/ DEG C, product shrinking percentage≤0.5% after molding.
Description
Technical field
The present invention relates to technical field of polymer materials more particularly to a kind of high-dimensional stability polymer composites systems
Part and preparation method thereof.
Background technique
Polymer matrix composite has obtained extensively in the fields such as aerospace, military affairs, vehicle manufacture, electric in recent years
General application.It is high, easy to process etc. that the advantage of polymer matrix composite is specific strength, but compared to inorganic material for,
The dimensional contraction rate of polymer matrix composite is larger, therefore its application in high-precision product field is subject to certain restrictions.Such as
It is to be prepared into polymer matrix composites that can reduce the thermal expansion coefficient of material while keeping high intensity, machinability
High precision product and the key being applied.
Summary of the invention
In view of the foregoing drawbacks, the present invention provides a kind of high-dimensional stability polyaryl thioether composite material, gained composite material
There is lower thermal expansion coefficient while keeping high intensity, machinability.
Technical solution of the present invention:
The invention solves first technical problem be to provide the polyarylphosphorus ether composite wood of high-dimensional stability a kind of
Material, the raw material of the composite material includes: 20~70 parts by weight of polyarylene sulfide resin, 10~50 parts by weight of reinforcing fiber, size
5~40 parts by weight of stabilizer, 0.5~3 parts by weight of Interface Control agent, 0~10 parts by weight of expanding material.
The Interface Control agent is selected from: γ-(the third oxygen of 2,3- epoxy) propyl trimethoxy silicane (KH560), KH550,
At least one of KH570, KH590, phthalate coupling agent or poly-dopamine.
The polyarylene sulfide resin is selected from: polyphenylene sulfide, polyaryl thioether sulfone, polyarylene sulfide ketone, aromatic polythioether amide or poly-
At least one of aromatic sulfide acid imide.
The dimensionally stable agent is selected from: nanometer calcium carbonate, nano aluminium oxide, carbon nanotube, graphene, graphene oxide,
At least one of nano silica, micron silica or glass microsphere.
The reinforcing fiber is selected from: in carbon fiber, glass fibre, aramid fiber, basalt fibre or ceramic fibre extremely
Few one kind.
The expanding material is selected from: carboxylated poly arylidene thio-ester, amination poly arylidene thio-ester, aromatic polythioether amide copolymer or hydroxyl
Change poly arylidene thio-ester.
The invention solves second technical problem be to provide the polyarylphosphorus ether composite wood of above-mentioned high-dimensional stability
The preparation method of material: polyarylene sulfide resin, dimensionally stable agent and compatilizer are first uniformly mixed to obtain premix, then premix is squeezed
Out, it is granulated, Interface Control agent and reinforcing fiber is added in granulation process and squeezes out, be granulated up to composite material through extruder.
Further, above-mentioned the preparation method comprises the following steps: first by polyarylene sulfide resin, dimensionally stable agent and compatilizer in high mixer first
It will tentatively mix, initial mixture will be added in extruder barrel, and be blended and be granulated by double screw extruder, be granulated
Interface Control agent and reinforcing fiber is added close to mouth mold end in extruder in journey, squeezes out, be granulated up to multiple through double screw extruder
Condensation material.
Further, in above-mentioned preparation method, the double screw extruder temperature of each section is respectively set are as follows: 250~270 DEG C,
280~290 DEG C, 300~330 DEG C, 300~340 DEG C, 310~360 DEG C, 320~380 DEG C, 320~390 DEG C, 320~390 DEG C；
Die temperature is set as 320~390 DEG C；Screw speed is set as 300~500r/min.
Beneficial effects of the present invention:
Resulting polymers product of the present invention thermal expansion coefficient while keeping high intensity, machinability is lower；Linear heat
The coefficient of expansion (room temperature is to 100 DEG C)≤1.8*10-5/ DEG C, product shrinking percentage≤0.5% after molding.
Specific embodiment
The present invention adds dimensionally stable agent in fiber reinforcement polyaryl thioether composite material, while guaranteeing the strength of materials
Promote material stability in use.Furthermore in order to guarantee the excellent compatibility between matrix resin and reinforcing filler, the above formula
In introduce unique Interface Control agent so that material have excellent intensity, rigidity and heat resistance.
Example given below is to specific descriptions of the invention, it is necessary to be pointed out that following embodiment is served only for pair
The present invention is described further, and is not intended to limit the present invention in any form, and field person skilled in the art is according to above-mentioned
The nonessential modifications and adaptations that the content of present invention is made, such as feed change still fall within protection scope of the present invention.
The preparation of the polyphenyl thioether composite material of 1 high-dimensional stability of embodiment
Raw material and its quality proportioning are as follows: polyphenylene sulfide: glass fibre: nano aluminium oxide: KH560: the poly- virtue of carboxylated
Thioether=44:30:20:1:5；
Specifically the preparation method is as follows: raw material is weighed according to formula, by polyphenylene sulfide, nano aluminium oxide, the poly- virtue of carboxylated
Thioether is blended by double screw extruder after tentatively mixing in high mixer and is granulated, and glass fibers are added close to mouth mold end in extruder
Dimension and KH560, wherein double screw extruder temperature of each section is respectively set are as follows: 260,280,300,300,310,320,320,320
DEG C, die temperature is set as 320 DEG C；Screw speed is set as 300r/min.
Performance test:
Gained composite material tensile strength >=150MPa, bending strength >=220MPa, (room temperature arrives thermal linear expansion coefficient
100℃)≤1.8×10-5/ DEG C, product shrinking percentage≤0.5% after molding.
The thermal linear expansion coefficient (room temperature is to 100 DEG C) of polyphenylene sulfide used in embodiment 1 is 6.1 × 10-5/℃。
The manufacture of the polyaryl thioether sulfone composite product of 2 high-dimensional stability of embodiment
The raw material and its quality proportioning are as follows: poly arylidene thio-ester sulphone resin: carbon fiber: nano silica: KH550: hydroxyl
Change poly arylidene thio-ester=27:30:35:3:5；
It is specific the preparation method is as follows:
Raw material is weighed according to formula, by polyaryl thioether sulfone, nano silica, hydroxylating poly arylidene thio-ester in high mixer
It is blended and is granulated by double screw extruder after preliminary mixing, carbon fiber and KH550 is added close to mouth mold end in extruder, wherein double
Screw extruder temperature of each section is respectively set are as follows: 260,290,300,310,320,330,330,330 DEG C, die temperature is set as
330℃；Screw speed is set as 400r/min.
Performance test:
Gained composite material tensile strength >=130MPa, bending strength >=200MPa, (room temperature arrives thermal linear expansion coefficient
100℃)≤1.2×10-5/ DEG C, product shrinking percentage≤0.3% after molding.Pure polyaryl thioether sulfone is linear used in embodiment 2
Thermal expansion coefficient (room temperature is to 100 DEG C) is 5.2 × 10-5/℃。
The manufacture of the polyarylene sulfide ketone composite product of 3 high-dimensional stability of embodiment
The raw material and its quality proportioning are as follows: poly arylidene thio-ester ketone resin: basalt fibre: nanometer calcium carbonate: titanate esters are even
Join agent=44:50:5:2；
It is specific the preparation method is as follows:
Raw material is weighed according to formula, by double after polyarylene sulfide ketone, nanometer calcium carbonate are tentatively mixed in high mixer
Screw extruder, which is blended, to be granulated, and basalt fibre and titanate coupling agent is added close to mouth mold end in extruder, wherein twin-screw
Extruder temperature of each section is respectively set are as follows: 260,290,330,340,360,380,390,390 DEG C, die temperature is set as 390
℃；Screw rod revolution is set as 500r/min.
Performance test:
Gained composite material tensile strength >=210MPa, bending strength >=300MPa, (room temperature arrives thermal linear expansion coefficient
100℃)≤1.5×10-5/ DEG C, product shrinking percentage≤0.4% after molding.Pure poly arylidene thio-ester ketone resin used in embodiment 3
Thermal linear expansion coefficient (room temperature is to 100 DEG C) is 6 × 10-5/℃。
The manufacture of the aromatic polythioether amide composite product of 4 high-dimensional stability of embodiment
The raw material and its quality proportioning are as follows: aromatic polythioether amide resin: aramid fiber: micron silica: KH590:
Aromatic polythioether amide copolymer=37:10:40:3:10；
It is specific the preparation method is as follows:
Raw material is weighed according to formula, by aromatic polythioether amide, micron silica, aromatic polythioether amide copolymer in height
Be blended and be granulated by double screw extruder after tentatively being mixed in mixed machine, extruder close to mouth mold end be added aramid fiber and
KH590, wherein double screw extruder temperature of each section is respectively set are as follows: and 260,290,300,330,340,340,340,340 DEG C, mouth
Mould temperature setting is 340 DEG C；Screw rod revolution is set as 500r/min.
Performance test: gained composite material tensile strength >=150MPa, bending strength >=200MPa, thermal linear expansion coefficient
(room temperature is to 100 DEG C)≤1.3 × 10-5/ DEG C, product shrinking percentage≤0.2% after molding.Pure poly arylidene thio-ester used in embodiment 4
The thermal linear expansion coefficient (room temperature is to 100 DEG C) of amide is 6.5 × 10-5/℃。
The thermal linear expansion coefficient result of pure polyarylene sulfide resin used in various embodiments of the present invention and embodiment such as table 1
It is shown.
The thermal linear expansion coefficient (room temperature~100 DEG C) of composite material obtained by 1 Examples 1 to 4 of table and its raw material
| Thermal linear expansion coefficient (× 10-5/℃) | |
| PPS in embodiment 1 | 6.1 |
| 1 gained composite material of embodiment | 1.8 |
| Polyaryl thioether sulfone in embodiment 2 | 5.2 |
| 2 gained composite material of embodiment | 1.2 |
| Polyarylene sulfide ketone in embodiment 3 | 6.0 |
| 3 gained composite material of embodiment | 1.4 |
| Aromatic polythioether amide in embodiment 4 | 6.5 |
| 4 gained composite material of embodiment | 1.3 |
Claims (9)
1. the poly arylidene thio-ester based composites of high-dimensional stability, which is characterized in that the raw material and its quality of the composite material
Ratio are as follows: 20~70 parts by weight of polyarylene sulfide resin, 10~50 parts by weight of reinforcing fiber, 5~40 parts by weight of dimensionally stable agent, boundary
0.5~3 parts by weight of face controlling agent, 0~10 parts by weight of expanding material.
2. the poly arylidene thio-ester based composites of high-dimensional stability according to claim 1, which is characterized in that the poly- virtue
Sulfide resin is selected from: in polyphenylene sulfide, polyaryl thioether sulfone, polyarylene sulfide ketone, aromatic polythioether amide or polyarylene imide sulfide
It is at least one.
3. the poly arylidene thio-ester based composites of high-dimensional stability according to claim 1 or 2, which is characterized in that described
Dimensionally stable agent is selected from: nanometer calcium carbonate, nano aluminium oxide, carbon nanotube, graphene, graphene oxide, nano silica,
At least one of micron silica or glass microsphere.
4. the poly arylidene thio-ester based composites of described in any item high-dimensional stabilities, feature exist according to claim 1~3
In the Interface Control agent is selected from: in KH560, KH550, KH570, KH590, phthalate coupling agent or poly-dopamine extremely
Few one kind.
5. the poly arylidene thio-ester based composites of high-dimensional stability according to any one of claims 1 to 4, feature exist
In the reinforcing fiber is selected from: at least one in carbon fiber, glass fibre, aramid fiber, basalt fibre or ceramic fibre
Kind.
6. the poly arylidene thio-ester based composites of described in any item high-dimensional stabilities, feature exist according to claim 1~5
In the expanding material is selected from: carboxylated poly arylidene thio-ester, amination poly arylidene thio-ester, aromatic polythioether amide copolymer or hydroxylating are poly-
Aromatic sulfide.
7. the preparation method of the poly arylidene thio-ester based composites of the described in any item high-dimensional stabilities of claim 1~6, special
Sign is, the preparation method is that: first polyarylene sulfide resin, dimensionally stable agent and compatilizer are uniformly mixed to obtain premix, then
Interface Control agent and reinforcing fiber is added by premix extruding pelletization, in granulation process to squeeze out through extruder, be granulated to obtain composite wood
Material.
8. the preparation method of the poly arylidene thio-ester based composites of high-dimensional stability according to claim 7, feature exist
In, the preparation method is that: first polyarylene sulfide resin, dimensionally stable agent and compatilizer must be premixed high-speed mixer and mixing is uniform
Material；It adds the premix in extruder barrel again, and is blended and is granulated by double screw extruder, squeezed out in granulation process
Interface Control agent and reinforcing fiber is added in the nearly mouth mold end of machine, squeezes out through double screw extruder, is granulated to obtain composite material.
9. the preparation method of the poly arylidene thio-ester based composites of high-dimensional stability according to claim 8, feature exist
In the double screw extruder temperature of each section is respectively set are as follows: 250~270 DEG C, 280~290 DEG C, 300~330 DEG C, 300~
340 DEG C, 310~360 DEG C, 320~380 DEG C, 320~390 DEG C, 320~390 DEG C；Die temperature is set as 320~390 DEG C；Spiral shell
Bar revolving speed is set as 300~500r/min.
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Cited By (9)
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| CN109912973A (en) * | 2019-01-25 | 2019-06-21 | 深圳市高科塑化有限公司 | A kind of glass fiber reinforcement PPS-CNT conducing composite material and preparation method thereof |
| CN110128825A (en) * | 2019-05-20 | 2019-08-16 | 四川大学 | Polyphenylene sulfide base electro-magnetic screen composite material and preparation method thereof |
| CN110964322A (en) * | 2019-12-11 | 2020-04-07 | 宁波华腾首研新材料有限公司 | Polyphenylene sulfide composite material and preparation method and application thereof |
| CN111574833A (en) * | 2020-05-17 | 2020-08-25 | 上海交通大学 | High-wear-resistance polyphenylene sulfide/regenerated carbon fiber composite material and preparation thereof |
| CN112266615A (en) * | 2020-11-19 | 2021-01-26 | 南京特塑复合材料有限公司 | Preparation method of polyphenylene sulfide composite material with high dimensional stability |
| CN113337130A (en) * | 2021-04-12 | 2021-09-03 | 四川大学 | Isolated network composite material containing hybrid nano-filler, preparation method and application thereof |
| CN114058182A (en) * | 2021-11-04 | 2022-02-18 | 呼和浩特众环工贸股份有限公司 | Machine tool chuck rear cover material and manufacturing method |
| CN116082838A (en) * | 2022-11-30 | 2023-05-09 | 徐州云泰精密技术有限公司 | Modified polyphenylene sulfide composite material for automobile injection molding part and preparation method thereof |
| CN116285352A (en) * | 2023-03-15 | 2023-06-23 | 青岛中宝塑业有限公司 | High-performance modified PPS plastic, preparation method and application thereof |
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| CN109912973A (en) * | 2019-01-25 | 2019-06-21 | 深圳市高科塑化有限公司 | A kind of glass fiber reinforcement PPS-CNT conducing composite material and preparation method thereof |
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| CN111574833B (en) * | 2020-05-17 | 2022-03-11 | 上海交通大学 | High-wear-resistance polyphenylene sulfide/regenerated carbon fiber composite material and preparation thereof |
| CN112266615A (en) * | 2020-11-19 | 2021-01-26 | 南京特塑复合材料有限公司 | Preparation method of polyphenylene sulfide composite material with high dimensional stability |
| CN113337130A (en) * | 2021-04-12 | 2021-09-03 | 四川大学 | Isolated network composite material containing hybrid nano-filler, preparation method and application thereof |
| CN114058182A (en) * | 2021-11-04 | 2022-02-18 | 呼和浩特众环工贸股份有限公司 | Machine tool chuck rear cover material and manufacturing method |
| CN116082838A (en) * | 2022-11-30 | 2023-05-09 | 徐州云泰精密技术有限公司 | Modified polyphenylene sulfide composite material for automobile injection molding part and preparation method thereof |
| CN116285352A (en) * | 2023-03-15 | 2023-06-23 | 青岛中宝塑业有限公司 | High-performance modified PPS plastic, preparation method and application thereof |
| CN116285352B (en) * | 2023-03-15 | 2023-12-19 | 青岛中宝塑业有限公司 | High-performance modified PPS plastic, preparation method and application thereof |
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