CN103382305A - Alloy of polysulfone resin and semi-aromatic nylon and preparation method thereof - Google Patents
Alloy of polysulfone resin and semi-aromatic nylon and preparation method thereof Download PDFInfo
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Abstract
The invention provides an alloy of a polysulfone resin and semi-aromatic nylon. The alloy comprises, by weight, 10 to 80% of the semi-aromatic nylon, 10 to 80% of the polysulfone resin, 0.1 to 3% of a compatibilizer, 1 to 10% of a flexibilizer and 0 to 60% of a modifier. According to the alloy of the polysulfone resin and the semi-aromatic nylon provided by the invention, through addition of a proper amount of the high temperature-resistant semi-aromatic nylon and reinforcement with a reinforcing filling material, impact performance of the alloy is improved on the premise that high temperature resistance and rigidity of the alloy are enhanced, and a composite material, i.e., the alloy, with high temperature resistance and high mechanical strength is obtained. The invention further discloses a preparation method for the alloy of the polysulfone resin and the semi-aromatic nylon. The preparation method adopts twin-screw extrusion and has the advantages of simple process, high continuous production efficiency and stable product quality.
Description
Technical field
The present invention relates to chemical field, relate in particular to the Alloy And Preparation Method of a kind of semi-aromatic nylon and polysulfone resin.
Background technology
Semi-aromatic nylon is by aliphatie diamine or diacid and with diacid or the diamines of aromatic nucleus, makes through polycondensation, and be a kind of of aromatic nylon.Because the nylon molecular backbone chain has been introduced aromatic ring structure, thereby the resistance toheat of nylon product and mechanical property are improved, water-intake rate also has reduction in various degree simultaneously, and cost performance is preferably arranged, be the high heat resistance resin between general engineering plastic nylon and thermostability engineering plastic, be mainly used in automobile and electric industry.According to the product performance requirement, each manufacturer develops the semi-aromatic nylon product of the multiple trade mark.For example in English Patent GB1070416, Davis Anthony Charles of ICI company etc. has disclosed the synthetic method of a series of semi-aromatic nylons such as PA7T, PA9T, PA10T, PA12T.In addition in US Patent No. 5502155, Dupont company has also mentioned with terephthalic acid and the synthetic PA10T polymkeric substance of decamethylene diamine; Patent US4022756, GB1526329, US4113708 etc. have all disclosed the preparation method of PA6T.But along with the demand with environmental protection cause of developing rapidly of social new and high technology, hope can further improve resistance to elevated temperatures, rigidity and the impact property of material.
Summary of the invention
Problem in view of the above, it is a kind of under the prerequisite of resistance to elevated temperatures and rigidity that the present invention is necessary to provide, and has simultaneously polysulfone resin and the semi-aromatic nylon alloy of good impact.
The alloy of a kind of polysulfone resin and semi-aromatic nylon is comprised of the component of following weight percent:
Semi-aromatic nylon 10-80%
Polysulfone resin 10-80%
Expanding material 0.1-3%
Toughner 1-10%
Properties-correcting agent 0-60%.
Described semi-aromatic nylon comprises one or two or more kinds in PA6T, PA9T, PA7T, PA10T and PA12T.
Described polysulfone resin comprises a kind of in Poly-s 179, polysulfones, polyethersulfone, biphenyl polyether sulfone, polyethersulfone ketone and PPSU or more than two kinds.
Described semi-aromatic nylon and polysulfone resin carry out alloy, and the performance that semi-aromatic nylon and polysulfone resin itself can be had makes up, and improves some effective performance of material, as resistance to elevated temperatures, mechanical property, shock resistance, mobility etc.
Described expanding material can be used for strengthening the interaction between polysulfone resin and semi-aromatic nylon, the polysulfone resin that makes and semi-aromatic nylon can better mix, comprise one or more in toxilic acid, maleic anhydride, fumaric acid, methylene-succinic acid, glycidyl acrylate, lemon calculation, oxysuccinic acid, Citrate trianion and malate, preferably, described solubilizing agent is maleic anhydride and fumaric acid.
Described toughner can be used for strengthening the toughness of the alloy of polysulfone resin and semi-aromatic nylon, and toughner comprises one or two or more kinds in SBS, vinylbenzene/hydrogenated isoprene segmented copolymer and hydrogenated styrene-butadiene-styrene triblock copolymer.
Described properties-correcting agent is in order to improve or the Performance Ratio of strongthener such as intensity, flame retardant properties, antistatic property, comprise reinforcing filler, fire retardant, silicone oil, lubricant, antioxidant, photostabilizer, pigment, dyestuff, anti-dripping agent, static inhibitor, and softening agent in one or two or more kinds.
Described lubricant can be a kind of in graphite, molybdenumdisulphide, talcum powder.Described antioxidant can be hindered phenol anti-oxidants, and the optional benzophenone+benzotriazole category of photostabilizer adds in the hindered amines one package stabilizer one or more, one or more in the optional titanium dioxide of pigment, ferric oxide.Described dyestuff can select active fluorine-containing fuel, the optional tetrafluoroethylene class of described anti-dripping agent anti-dripping agent, and described static inhibitor can be selected the conductive nano filler, and described softening agent can be selected phthalate.
Described reinforcing filler is used for the mechanical property of reinforcement material, as intensity.This packing material comprises a kind of in glass fibre, mica, talcum powder, wollastonite, clay, calcium carbonate, carbon fiber or more than two kinds.
Described fire retardant is used for improving the flame retardant properties of material, comprise brominated epoxy class, bromination PC, ten bromine ethylbenzenes, a kind of in melamine pyrophosphate salt, pyrophosphate salt, hypophosphite, melamine cyanurate salt, aluminium hydroxide and magnesium hydroxide or more than two kinds.
In addition, the present invention is necessary to provide a kind of method for preparing the alloy of above-mentioned polysulfone resin and semi-aromatic nylon.
A kind of method for preparing the alloy of above-mentioned polysulfone resin and semi-aromatic nylon comprises the following steps:
Blending ingredients: by weight percentage the semi-aromatic nylon of 10-80%, the polyether sulphone of 10-80%, the expanding material of 0.1-3%, the toughner of 1-10% and the properties-correcting agent of 0-60% are mixed the rear mixture that forms;
Blending extrusion: described mixture is put in forcing machine, is to carry out blend under the condition of 280-320 ℃ in temperature, by forcing machine, all components is homogenized, and obtains the stable blend of phase.In the scope of this temperature value, said components is mixed, and do not destroy the performance of properties-correcting agent;
Melt pelletization: with described blend, carry out melt pelletization under the condition that the temperature maintenance is 290-320 ℃, obtain at last the alloy of polysulfone resin and semi-aromatic nylon.In the scope of this temperature value, polysulfone resin and semi-aromatic nylon can better mix, and properties-correcting agent can evenly spread in mixture, and do not destroy the performance of properties-correcting agent.
In addition, the present invention is necessary to provide the another kind of method for preparing the alloy of above-mentioned polysulfone resin and semi-aromatic nylon.
A kind of method for preparing the alloy of above-mentioned polysulfone resin and semi-aromatic nylon comprises the following steps:
Premix: by weight percentage first with the polysulfone resin of 10-80%, the expanding material of 0.1-3%, toughner and the 0-60% properties-correcting agent of 1-10%, be premix under the condition of 280-300 ℃ in temperature.In the scope of this temperature value, said components is mixed, and do not destroy the performance of properties-correcting agent.
Blending extrusion: then add the 10-80% semi-aromatic nylon, temperature remains under the condition of 280-320 ℃ carries out blend, obtains the stable blend of phase.In this temperature range, can make above-mentioned substance reach admixture, and not destroy the performance of properties-correcting agent.
Melt pelletization: described blend is remained in temperature under the condition of 290-320 ℃, carry out melt pelletization, obtain at last the alloy of polysulfone resin and semi-aromatic nylon.In the scope of this temperature value, polysulfone resin and semi-aromatic nylon can better mix, and properties-correcting agent can evenly spread in mixture, and do not destroy the performance of properties-correcting agent.
The alloy of polysulfone resin of the present invention and semi-aromatic nylon is by adding appropriate high temperature resistant semi-aromatic nylon in polysulfone resin, add simultaneously expanding material, toughner and properties-correcting agent to strengthen, so, can obtain alloy high temperature resistant and that physical strength is high.The making method of the alloy of polysulfone resin of the present invention and semi-aromatic nylon adopts twin-screw extrusion preparation method technique simple, and production efficiency is high continuously, constant product quality.
Embodiment
Below in conjunction with some specific embodiments, composition of the alloy of polysulfone resin of the present invention and semi-aromatic nylon and preparation method thereof is further described.Specific embodiment is for further describing the present invention, non-limiting protection scope of the present invention.
The component of the alloy of polysulfone resin of the present invention and semi-aromatic nylon is comprised of semi-aromatic nylon, polyaryletherketone, solubilizing agent, toughner and properties-correcting agent.Each composition weight proportion is as follows: semi-aromatic nylon 10-80%, polyether sulphone 10-80%, expanding material 0.1-3%, toughner 1-10%, properties-correcting agent 0-60%.
The making method of the alloy of polysulfone resin of the present invention and semi-aromatic nylon comprises the following steps:
Blending ingredients: by weight percentage the semi-aromatic nylon of 10-80%, the polyether sulphone of 10-80%, the expanding material of 0.1-3%, the toughner of 1-10% and the properties-correcting agent of 0-60% are mixed the rear mixture that forms;
Blending extrusion: described mixture is put in forcing machine, is to carry out blend under the condition of 280-320 ℃ in temperature, by forcing machine, all components is homogenized, and obtains the stable blend of phase;
Melt pelletization: with described blend, temperature remains under the condition of 290-320 ℃ carries out melt pelletization, obtains the alloy of polysulfone resin and semi-aromatic nylon.
Another making method of the alloy of polysulfone resin of the present invention and semi-aromatic nylon comprises the following steps:
Premix: by weight percentage the expanding material of the polysulfone resin of 10-80%, 0.1-3%, toughner and the 0-60% properties-correcting agent of 1-10% being dropped into forcing machine, is premix under the condition of 280-300 ℃ in temperature;
Blending extrusion: add the 10-80% semi-aromatic nylon, temperature remains under the condition of 280-320 ℃ carries out blend, obtains the stable blend of phase;
Melt pelletization: described blend is remained in temperature under the condition of 290-320 ℃, carry out melt pelletization, obtain at last the alloy of polysulfone resin and semi-aromatic nylon.
Embodiment 1
80% weight part Poly-s 179,2% weight part maleic anhydride, 5% weight part hydrogenated styrene-butadiene-styrene triblock copolymer and 3% weight part silicone oil are added in twin screw extruder, carry out premix at 280 ℃; Then add 10% weight part semi-aromatic nylon PA10T, continue insulation and carry out blend at 320 ℃, carry out at last the alloy that melt pelletization obtains polysulfone resin and semi-aromatic nylon under 300 ℃, the resistance to elevated temperatures of this alloy and rigidity all increase compared to described Poly-s 179 and semi-aromatic nylon PA10T, and shock resistance is strong.
Embodiment 2
10% weight part Poly-s 179,2% parts by weight of acrylic acid glycidyl ester, 5% weight part hydrogenated styrene-butadiene-styrene triblock copolymer and 3% weight part silicone oil are added in twin screw extruder, carry out premix at 290 degree, then add 80% weight part semi-aromatic nylon PA10T, continue insulation and carry out blend at 280 ℃, carry out at last melt pelletization under 320 ℃, can obtain the alloy of the good and good mechanical property of the resistance to elevated temperatures of Poly-s 179 and semi-aromatic nylon PA10T, and the shock strength of this alloy is high.
Embodiment 3
With 45% weight part polyphenylene oxide send out, 2% parts by weight of acrylic acid glycidyl ester, 5% weight part hydrogenated styrene-butadiene-styrene triblock copolymer and 3% weight part silicone oil adds the twin-screw extrusion machine, mix 45% weight part semi-aromatic nylon PA10T resulting mixture, then described mixture is added in twin screw extruder, carry out blend under 280 ℃, carry out at last melt pelletization under 290 ℃, can obtain the alloy of high temperature resistant and high rigidity, this alloy have better tensile strength, shock strength, heat-drawn wire, a shock strength.
Embodiment 4
10% weight part polyethersulfone, 20% weight part PPSU, 2% parts by weight of acrylic acid glycidyl ester, 5% weight part hydrogenated styrene-butadiene-styrene triblock copolymer toughner and 3% weight part silicone oil are added in twin screw extruder, carry out premix at 290 ℃, then add 60% weight part semi-aromatic nylon PA10T, continue insulation and carry out blend at 280 ℃, carry out at last melt pelletization under 320 ℃, can obtain resistant to elevated temperatures polyethersulfone and semi-aromatic nylon PA10T alloy material, the shock resistance degree of this alloy material is better.
Embodiment 5
45% weight part polyethersulfone, 45% weight part semi-aromatic nylon PA9T, 2% parts by weight of acrylic acid glycidyl ester, 5% weight part hydrogenated styrene-butadiene-styrene triblock copolymer toughner and 3% weight part silicone oil are mixed into mixture, then described mixture is added in twin screw extruder, carry out blend under 280 ℃, carry out at last melt pelletization under 290 ℃, can obtain resistant to elevated temperatures polyethersulfone and semi-aromatic nylon PA9T alloy material, the shock resistance of this alloy material is strong.
Embodiment 6
with 35% weight part polyethersulfone, 0.1% weight part toxilic acid, 4% weight part hydrogenated styrene-butadiene-styrene triblock copolymer, 3% weight part glass fibre, 3% weight part clay, 0.9% weight part ten bromine ethylbenzenes and 4% weight part silicone oil add in twin screw extruder, be to carry out premix under the condition of 285 ℃ in temperature, then add 50% weight part semi-aromatic nylon PA7T, continue insulation and carry out blend at 295 ℃, carry out at last melt pelletization under 300 ℃, can obtain resistant to elevated temperatures polyethersulfone and semi-aromatic nylon PA7T alloy material, the shock resistance of this alloy material is good.
Embodiment 7
with 35% weight part polyphenylene ether sulfone, 1% weight part maleic anhydride, 1% weight part fumaric acid, 5% parts by weight of styrene/hydrogenated isoprene segmented copolymer, 3% weight part hydrogenated styrene-butadiene-styrene triblock copolymer, 5% weight part glass fibre, 3% weight part clay, 0.5% graphite, 0.3% titanium dioxide, 0.6% phthalic ester, 0.6% conductive nano filler, 2% weight part ten bromine ethylbenzenes and 3% weight part talcum powder add in twin screw extruder, be to carry out premix under the condition of 285 ℃ in temperature, then add 15% weight part semi-aromatic nylon PA9T, 25% weight part semi-aromatic nylon PA6T, continue insulation and carry out blend at 295 ℃, carry out at last melt pelletization under 300 ℃, can obtain the alloy material of resistant to elevated temperatures xenyl polyethersulfone and semi-aromatic nylon PA9T and PA6T, the shock resistance of this alloy material is better far away.
Embodiment 8
with 45% weight part polyphenylene ether sulfone, 1% parts by weight of acrylic acid glycidyl ester, 0.5% weight part oxysuccinic acid, 8% parts by weight of styrene-butadiene-styrene triblock copolymer, 4% weight part carbon fiber, 3.5% weight part clay, 0.5% ferric oxide, 0.5% conductive nano filler, 2% weight part ten bromine ethylbenzenes and 1% weight part talcum powder add in twin screw extruder, be to carry out premix under the condition of 280 ℃ in temperature, then add 15% weight part semi-aromatic nylon PA6T and 18% semi-aromatic nylon PA12T, continue insulation and carry out blend at 290 ℃, carry out at last melt pelletization under 320 ℃, can obtain resistant to elevated temperatures polyphenylene ether sulfone and semi-aromatic nylon PA6T and PA12T alloy material, this alloy material has better shock resistance.
Embodiment 9
50% weight part PPSU, 20% weight part semi-aromatic nylon PA6T, 20% weight part semi-aromatic nylon PA10T, 2% parts by weight of acrylic acid glycidyl ester, 3% Citrate trianion, 5% weight part maleic anhydride graft are mixed into mixture, then described mixture is added in twin screw extruder, carry out blend under 300 ℃, carry out at last melt pelletization under 320 ℃, can obtain high rigidity and high temperature alloy material, the shock resistance of this alloy material is better.
Embodiment 10
45% weight part Poly-s 179,20% weight part semi-aromatic nylon PA6T, 25% weight part semi-aromatic nylon PA10T, 2% parts by weight of acrylic acid glycidyl ester, 3% Citrate trianion, 5% weight part maleic anhydride graft are mixed into mixture, then described mixture is added in twin screw extruder, carry out blend under 300 ℃, carry out at last melt pelletization under 320 ℃, can obtain high rigidity and resistant to elevated temperatures Poly-s 179 and semi-aromatic nylon alloy material, the shock resistance of this alloy material is better.
Embodiment 11
with 41% weight part polyethersulfone, 47% weight part semi-aromatic nylon PA12T, 0.5% weight part toxilic acid, 3% weight part hydrogenated styrene-butadiene-styrene triblock copolymer, 3% weight part glass fibre, 0.5% weight part calcium carbonate, 0.5% graphite, 0.3% titanium dioxide, 0.3% phthalic ester, 0.4% tetrafluoroethylene, 0.5% weight part ten bromine ethylbenzenes and 3% weight part silicone oil are mixed into mixture, then described mixture is added in twin screw extruder, be to carry out blend under the condition of 285 ℃ in temperature, carry out at last melt pelletization under 300 ℃, can obtain resistant to elevated temperatures alloy, and the more above-described embodiment alloy of its shock resistance is strong.
Embodiment 12
45% weight part polyethersulfone, 45% weight part semi-aromatic nylon PA12T, 2% weight part toxilic acid, 3% weight part hydrogenated styrene-butadiene-styrene triblock copolymer, 3% weight part glass fibre, 1% weight part wollastonite, 0.5% weight part ten bromine ethylbenzenes and 0.5% weight part pyrophosphate salt are mixed into mixture, then described mixture is added in twin screw extruder, be to carry out blend under the condition of 285 ℃ in temperature, carry out at last melt pelletization under 295 ℃, can obtain shock strength than the high temperature alloy of embodiment the last 11.
Select in above-described embodiment 1-12: described semi-aromatic nylon, described maleic anhydride, described glycidyl acrylate, described hydrogenated styrene-butadiene-styrene triblock copolymer and described silicone oil and other components can obtain from the market buying.Semi-aromatic nylon PA10T, PA6T, polyethersulfone, biphenyl polyether sulfone can be produced by JinFa Science Co., Ltd as described.Described maleic anhydride can be produced by Shanghai living flower bud chemical industry company limited.Described glycidyl acrylate can be produced by E.I.Du Pont Company and provide, and the trade mark is Elvaloy PTW.Described hydrogenated styrene-butadiene-styrene triblock copolymer can be risen by section (Kraton) company and be produced, and the trade mark is KRATONSEBS1651.Described silicone oil can be marked U.S. fluosilicic fine chemistry industry institute by Guangdong and be produced, and the trade mark is KH560.
The made sample of above-described embodiment 1-12 is carried out performance test under following testing standard:
The tensile property testing standard: press the ISO527-2 test, the tensile testing machine model is newly thought carefully electronic universal tester, test speed: 50mm/min;
Bending property testing standard: press the ISO178 test, tension testing machine model: newly think carefully almighty test machine, test speed: 2mm/min;
Notch shock testing standard: press the ISO180/1A test, shock-testing machine model: TINIUS OLSEN Model Impact 104;
Heat-drawn wire testing standard: press the ISO75-2 test, testing tool: COESFELD40-197-006;
Molding shrinkage testing standard: press the ISO2577 test;
Rate of moisture absorption standard: press the ISO62 test;
Wherein, the prepared sample performance test result of embodiment 1-12 is shown in Table 1.
The prepared sample performance test result of table 1 embodiment 1-12
By as seen from Table 1, the alloy of semi-aromatic nylon of the present invention and polysulfone resin has good intensity, flexural strength, shock strength, the heat-drawn wire of stretching, and molding shrinkage and rate of moisture absorption lower.
The alloy of polysulfone resin of the present invention and semi-aromatic nylon is by carrying out alloy with polysulfone resin and high temperature resistant semi-aromatic nylon, adding simultaneously reinforcing filler strengthens, can be under the prerequisite of not losing thermal characteristics and rigidity, improve the impact property of material, obtain the matrix material high temperature resistant, that physical strength is high, flexural strength does not descend, and heat-drawn wire can reach more than 155 ℃, has enlarged the range of application of material.This alloy also has good dimensional stability, solvent resistance, hydrolytic resistance and excellent comprehensive mechanical property simultaneously, can be used for making the heat-resistant part in automobile, machinery, electronics/electrical industry.As certain LED reflector rack material.
Polysulfone resin of the present invention and semi-aromatic nylon alloy can add one or more properties-correcting agent as required in making processes, this alloy is carried out modification.As add fire retardant, static inhibitor, stablizer etc., effective enhancing polysulfone resin and semi-aromatic nylon alloy hydrolytic resistance, flame retardant resistance, antistatic etc. are arranged, can realize moulding Dai Gang, can be only with the parts of making meeting in every field and produce high-temperature.
The making method of the alloy of polysulfone resin of the present invention and semi-aromatic nylon adopts twin-screw extrusion preparation method technique simple, and production efficiency is high continuously, constant product quality.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes description of the present invention to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. the alloy of a polysulfone resin and semi-aromatic nylon, is characterized in that, is comprised of the component of following weight percent:
Semi-aromatic nylon 10-80%
Polysulfone resin 10-80%
Expanding material 0.1-3%
Toughner 1-10%
Properties-correcting agent 0-60%.
2. the alloy of polysulfone resin according to claim 1 and semi-aromatic nylon, it is characterized in that: described semi-aromatic nylon comprises one or more in PA6T, PA9T, PA7T, PA10T and PA12T.
3. the alloy of polysulfone resin according to claim 1 and semi-aromatic nylon is characterized in that: described polysulfone resin comprises a kind of of polysulfones, polyethersulfone, biphenyl polyether sulfone, PPSU, Poly-s 179 or more than two kinds.
4. the alloy of polysulfone resin according to claim 1 and semi-aromatic nylon, it is characterized in that: described expanding material comprises one or two or more kinds in toxilic acid, maleic anhydride, fumaric acid, methylene-succinic acid, glycidyl acrylate, lemon calculation, oxysuccinic acid, Citrate trianion and malate.
5. the alloy of polysulfone resin according to claim 1 and semi-aromatic nylon, it is characterized in that: described toughner comprises one or two or more kinds in SBS, vinylbenzene/hydrogenated isoprene segmented copolymer and hydrogenated styrene-butadiene-styrene triblock copolymer.
6. the alloy of polysulfone resin according to claim 1 and semi-aromatic nylon is characterized in that: described properties-correcting agent comprise reinforcing filler, fire retardant, silicone oil, lubricant, antioxidant, photostabilizer, pigment, dyestuff, anti-dripping agent, static inhibitor, and softening agent in one or two or more kinds.
7. the alloy of polysulfone resin according to claim 6 and semi-aromatic nylon is characterized in that: described reinforcing filler comprises a kind of in glass fibre, mica, talcum powder, wollastonite, clay, calcium carbonate or more than two kinds.
8. the alloy of polysulfone resin according to claim 6 and semi-aromatic nylon, it is characterized in that: described fire retardant comprises brominated epoxy resin, brominated polycarbonate, ten bromine ethylbenzenes, a kind of in amine pyrophosphate salt, pyrophosphate salt, hypophosphite, melamine cyanurate salt, aluminium hydroxide and magnesium hydroxide or more than two kinds.
9. method for preparing the alloy of polysulfone resin and semi-aromatic nylon comprises the following steps:
Blending ingredients: by weight percentage the semi-aromatic nylon of 10-80%, the polyether sulphone of 10-80%, the expanding material of 0.1-3%, the toughner of 1-10% and the properties-correcting agent of 0-60% are mixed the rear mixture that forms;
Blending extrusion: described mixture is put in forcing machine, is to carry out blend under the condition of 280-320 ℃ in temperature, by forcing machine, all components is homogenized, and obtains the stable blend of phase;
Melt pelletization: with described blend, maintain the temperature under the condition of 290-320 ℃ and carry out melt pelletization, obtain the alloy of polysulfone resin and semi-aromatic nylon.
10. method for preparing the alloy of polysulfone resin and semi-aromatic nylon comprises the following steps:
Premix: at first the expanding material of the polysulfone resin of 10-80%, 0.1-3%, toughner and the 0-60% properties-correcting agent of 1-10% being dropped into forcing machine by weight percentage, is premix under the condition of 280-300 ℃ in temperature, and above-mentioned substance is mixed;
Blending extrusion: continue to add the 10-80% semi-aromatic nylon, maintain the temperature under the condition of 280-320 ℃ and carry out blend, obtain the stable blend of phase;
Melt pelletization: described blend is remained in temperature under the condition of 290-320 ℃, carry out melt pelletization, obtain the alloy of polysulfone resin and semi-aromatic nylon.
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| CN107189440A (en) * | 2017-07-08 | 2017-09-22 | 郭瑞 | A kind of plastic formula containing phosphite ester |
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| CN108440961A (en) * | 2018-04-25 | 2018-08-24 | 长沙五犇新材料科技有限公司 | A kind of modified polysulfone composite material and preparation method and application |
| CN109796758A (en) * | 2019-01-31 | 2019-05-24 | 中平神马江苏新材料科技有限公司 | A kind of PA66 modified material and preparation method thereof that stability is good |
| CN113736250A (en) * | 2021-03-29 | 2021-12-03 | 深圳市晋源塑胶原料有限公司 | PES filter material return material and nylon 66 alloy and preparation method thereof |
| CN115895249A (en) * | 2022-11-30 | 2023-04-04 | 金发科技股份有限公司 | Polyamide composite material and preparation method and application thereof |
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