CN102993566A - Compatible polyphenyl ether and polypropylene resin composition and preparation method thereof - Google Patents
Compatible polyphenyl ether and polypropylene resin composition and preparation method thereof Download PDFInfo
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Abstract
The invention relates to a compatible polyphenyl ether and polypropylene resin composition, and a preparation method of the compatible polyphenyl ether and polypropylene resin composition, wherein the compatible polyphenyl ether and polypropylene resin composition is prepared from the following components in parts by weight: 5-30 parts of compatibilizer A, 5-30 parts of polyphenyl ether, 5-20 parts of compatibilizer B, 40-60 parts of polypropylene, 5-15 parts of styrene-(ethylene-butylene)-styrene segmented copolymer and 0-20 parts of polystyrene. The compatibilizer A and the compatibilizer B which are prepared by a melt grafting method are used as compatibilizers, and the styrene-(ethylene-butylene)-styrene segmented copolymer is taken as a flexibilizer; the compatibilizer A, the compatibilizer B and the flexibilizer are melted and mixed with the polyphenyl ether and the polypropylene; and the proportions of the compatibilizer A and the compatibilizer B are controlled, to obtain the compatible polyphenyl ether and polypropylene resin composition. The composition further consists of styrene polymer. In comparison with the prior art, the composition disclosed by the invention is excellent in physical performance, and the problem on compatibility of the polyphenyl ether and the polypropylene is solved.
Description
Technical field
The present invention relates to the compatibilized method of modifying of a kind of compatibilized method of modifying of high polymer alloy, particularly a kind of polyphenylene oxide polypropylene alloy.
Background technology
Polyphenylene oxide resin (hereinafter referred to as " PPE ") is one of a kind of five large-engineering plastics that have market potential owing to have over-all properties in physics, chemistry and the aspect uniqueness such as electric.The composition of polyphenylene oxide and polystyrene or high-impact polystyrene has improved the processing characteristics of polyphenylene oxide admirably, has been widely used in making electron and electrician element, electric appliance casing, automobile component, accurate device and other engineering materials.But the chemical-resistant of composition is relatively poor.
For processibility and the solvent resistance of improving simultaneously polyphenylene oxide, the Chinese scholars suggestion is carried out alloying with polyphenylene oxide and polyolefine.Relevant in this respect report can be with reference to United States Patent (USP) No. 3361851 No. 4383082.Because polyphenylene oxide and polyolefinic consistency extreme difference, composition is easy to layering, so that its poor mechanical properties, and the practical application of composition is extremely restricted.Polyphenylene oxide and polyolefinic compatibilized are the difficult points of this technical field always.CN 1185169A discloses with " contain the p-ring-alkylated styrenes of about 0.5mol-20mol% copolymerization; p-haloalkyl vinylbenzene, or the interpolymer of the different monoene of C4～C7 of the p-ring-alkylated styrenes of copolymerization and the cinnamic mixture of the p-haloalkyl " compatilizer as polypropylene and polyphenylene oxide; The step that CN 1484677A discloses with " polyphenylene oxide resin, polystyrene, the melt blending of hydrogenated styrene-butadiene-styrene multipolymer form the first blend, and this first blend and polyolefine carry out melt blending and form the second blend " prepares compatibilized polyphenylene oxide polyolefin compositions.
Above-mentioned various polyphenylene oxide polyolefine resin compositions demonstrate improved solvent resistance and resistance to impact shock, and still, there is the intrinsic problem that limits its application in they.According to blend polymer melt viscosity matching principle, the above-mentioned low polyolefine of composition system suggestion selective flow.When the large-scale product of moulding, because compatibility problem obvious delamination and relatively poor weld mark strength still occur at goods gate end far away.
Summary of the invention
Purpose of the present invention be exactly provide in order to overcome the defective that above-mentioned prior art exists a kind of can significantly improved weld mark strength and the compatibilized polyphenylene oxide polypropylene resin composite of anti-delamination and preparation method thereof.
Purpose of the present invention can be achieved through the following technical solutions: a kind of compatibilized polyphenylene oxide polypropylene resin composite, it is characterized in that, and comprise that the raw material of following component and weight part is made:
Wherein: the raw material of expanding material A comprises following component and weight part: 100 parts of polyphenylene oxide, 0.5～5 part of glycidyl methacrylate, 0～0.5 portion of dicumyl peroxide;
The raw material of expanding material B comprises following component and weight part: 100 parts of polypropylene, 0.5～5 part of maleic anhydride, 0～0.5 portion of dicumyl peroxide.
The intrinsic viscosity of described polyphenylene oxide is 0.30～0.50dl/g, and it is 30 ℃ that chloroform solvent, temperature are used in its intrinsic viscosity test.
Described polyphenylene oxide is the mixture of functionalized polyphenylene ether and non-functionalized polyphenylene ether, and the weight ratio of functionalized polyphenylene ether and non-functionalized polyphenylene ether is 90/10 to 50/50.
Described polypropylene is crystalline propylene homopolymer, and the melt flow index that records under 230 ℃ * 2.16kg is 0.1 to 100g/10min.
Described polypropylene is the mixture of functionalization polypropylene and non-functionalization polypropylene, and the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 10/90 to 50/50.
Polystyrene weight fraction in described vinylbenzene-(ethene-butylene)-styrene block copolymer is 30%～70%.
Described polystyrene is High Impact Polystyrene (HIPS), and divinyl rubber content is 6%～10%.
Also comprise other additive in the described compatibilized polyphenylene oxide polypropylene resin composite raw material, comprise oxidation inhibitor, fire retardant, photostabilizer, thermo-stabilizer, processing stabilizers, filler, dyestuff, pigment or tinting material.
A kind of preparation method of compatibilized polyphenylene oxide polypropylene resin composite is characterized in that the method may further comprise the steps:
(a) 100 parts of polyphenylene oxide, 0.5～5 part of glycidyl methacrylate, 0～0.5 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 280～300 ℃ of temperature, 100～200 rev/mins of screw speeds, obtaining the polyphenylene oxide grafted maleic anhydride is expanding material A;
(b) 100 parts of polypropylene, 0.5～5 part of maleic anhydride, 0～0.5 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 210～240 ℃ of temperature, 100～200 rev/mins of screw speeds, obtaining polypropylene grafted maleic anhydride is expanding material B;
(c) 5～30 parts of expanding material A, 5～30 parts of polyphenylene oxide, 5～20 parts of expanding material B, 40～60 parts of polypropylene, 5～15 parts of vinylbenzene-(ethene-butylene)-styrene block copolymers, 0～20 part of polystyrene are mixed in the rear adding twin screw extruder, temperature is at 240～270 ℃, screw speed obtains the polyphenylene oxide polypropylene resin composite of compatibilized at 300～500 rev/mins.
Described twin screw extruder only has one to vacuumize the place, is arranged on metering zone.
The present invention is for comprising that polyphenylene oxide, polypropylene and compatilizer system by using done a large amount of systematic researches, found that, adopt the method for response type increase-volume and the combination by controlling expanding material and ratio can refinement and the homogenizing composition in dispersed phase morphology, can make the compatibilized polyphenylene oxide polypropylene resin composite of significantly improved weld mark strength and anti-delamination.
The present invention is directed to that the polyphenylene oxide polypropylene is separated seriously, the mechanical property poor problem of impact property particularly, adopting polyphenylene oxide graft glycidyl methacrylate (expanding material A) and polypropylene grafted maleic anhydride (expanding material B) is expanding material, vinylbenzene-(ethene-butylene)-styrene block copolymer is toughner, by the ratio of control expanding material A and expanding material B, utilization melt extrudes technique and has prepared compatibilized polyphenylene oxide polypropylene resin composite.
Compared with prior art, the beneficial effect that the present invention has is: owing to adopt the method for response type increase-volume, weakened the viscosity coupling impact of compatibilized composition, can further improve the processibility of composition and the apparent mass of large size product; By the control combination of expanding material and ratio can refinement and the homogenizing composition in the form of disperse phase, can make the compatibilized polyphenylene oxide polypropylene resin composite of significantly improved weld mark strength and anti-delamination.
Embodiment
The following examples are to further specify of the present invention, rather than limit the scope of the invention.The raw material that uses in the present specification as without special representation, is weight part.
Used in an embodiment following material:
Polyphenylene oxide: poly-(2,6-dimethyl-Isosorbide-5-Nitrae-phenylene ether), the blue star Chemical Manufacture, the trade mark is PPE045, is 0.45dl/g by the intrinsic viscosity that records in 30 ℃ of chloroformic solutions.
Polypropylene: homo-polypropylene, oil of SPC production, the trade mark is PPT300, the melt flow index that records under 230 ℃ * 2.16kg is 3g/10min.
Vinylbenzene-(ethene-butylene)-styrene block copolymer: Kraton company produces, trade mark SEBSA1535, and polystyrene content is 58%.
Polystyrene: Korea S Jin Hu produces, and the trade mark is HIPS 425TVL, and butadiene content is 8%.
Embodiment 1-4
1,100 parts of polyphenylene oxide, 2 parts of glycidyl methacrylate, 0.2 part of dicumyl peroxide are mixed at normal temperatures, then add and carry out melting graft reaction in the twin screw extruder, the vacuum tightness of metering zone is 0.09MPa in the twin screw extruder, melt zone to metering zone temperature is made as 280 ℃, 150 rev/mins of screw speeds obtain polyphenylene oxide grafted maleic anhydride (expanding material A).
2,100 parts of polypropylene, 2 parts of maleic anhydrides, 0.2 part of dicumyl peroxide are mixed at normal temperatures, then add and carry out melting graft reaction in the twin screw extruder, the vacuum tightness of metering zone is 0.09MPa in the twin screw extruder, melt zone to metering zone temperature is made as 220 ℃, 100 rev/mins of screw speeds obtain polypropylene grafted maleic anhydride (expanding material B).
3, by table 1 prescription polyphenylene oxide graft glycidyl methacrylate, polyphenylene oxide, polypropylene grafted maleic anhydride, polypropylene, vinylbenzene-(ethene-butylene)-styrene block copolymer (SEBS) and polystyrene are mixed in the rear adding twin screw extruder, the weight ratio of controlling functionalized polyphenylene ether and non-functionalized polyphenylene ether is 90/10 to 50/50, the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 10/90 to 50/50; It is 260 ℃ that melt zone to the processing temperature of metering zone is set, and screw speed is 350 rev/mins, obtains a kind of polyphenylene oxide polypropylene resin composite of compatibilized.
Comparative Examples 1
40 parts of polyphenylene oxide, 45 parts of polypropylene, 10 parts of SEBS and 5 parts of HIPS are mixed in the rear adding twin screw extruder, it is 260 ℃ that melt zone to the processing temperature of metering zone is set, screw speed is 350 rev/mins, obtains the polyphenylene oxide polypropylene resin composite of simple melt blending.
Comparative Examples 2
Polyphenylene oxide graft glycidyl methacrylate and polypropylene grafted maleic anhydride preparation method are with embodiment 1-4, fill a prescription the polyphenylene oxide graft glycidyl methacrylate according to table 1, polyphenylene oxide, polypropylene grafted maleic anhydride, polypropylene, vinylbenzene-(ethene-butylene)-styrene block copolymer (SEBS) and polystyrene mix in the rear adding twin screw extruder, the weight ratio of control functionalized polyphenylene ether and non-functionalized polyphenylene ether is 40/60, it is 260 ℃ that melt zone to the processing temperature of metering zone is set, screw speed is 350 rev/mins, obtains a kind of polyphenylene oxide polypropylene resin composite.
Comparative Examples 3
Polyphenylene oxide graft glycidyl methacrylate and polypropylene grafted maleic anhydride preparation method are with embodiment 1-4, fill a prescription the polyphenylene oxide graft glycidyl methacrylate according to table 1, polyphenylene oxide, polypropylene grafted maleic anhydride, polypropylene, vinylbenzene-(ethene-butylene)-styrene block copolymer (SEBS) and polystyrene mix in the rear adding twin screw extruder, the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 70/30, it is 260 ℃ that melt zone to the processing temperature of metering zone is set, screw speed is 350 rev/mins, obtains a kind of polyphenylene oxide polypropylene resin composite.
The resin combination of embodiment 1-5 and Comparative Examples 1-3 preparation is carried out injection molding behind 80 ℃ of vacuum-drying 4h, the injection moulding batten is tested its performance place 24 hours in 23 ℃, 50% relative humidity environment after.Following testing method is followed in test: the test procedure based on ASTM D-638 is measured tensile strength and elongation, draw speed 50mm/min; Test procedure based on ASTM D-790 is measured flexural strength and modulus in flexure, loading velocity 3mm/min; Measure Izod (1/8 ") notched impact strength based on the test procedure of ASTM D-256; Test procedure based on ASTMD-648 is measured heat-drawn wire.Embodiment 1-4 and Comparative Examples 1-3 prepared the quantitative measurement of resin combination the results are shown in Table shown in 1.
Relatively can know by the data in the table 1, adopt the method for response type increase-volume, ratio by control expanding material A and expanding material B can refinement and the homogenizing composition in the form of disperse phase, can make the compatibilized polyphenylene oxide polypropylene resin composite of the anti-delamination of remarkable improvement.The weight ratio of embodiment 1-4 control control functionalized polyphenylene ether and non-functionalized polyphenylene ether is 90/10 to 50/50, the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 10/90 to 50/50, thermotolerance and the excellent rigidity of the resin combination of preparation, and impelling strength is good.Comparative Examples 1 is the polyphenylene oxide polypropylene resin composite of simple melt blending, and the impact property of composition is relatively poor; Comparative Examples 2 and 3 also is to adopt the polyphenylene oxide polypropylene resin composite of response type compatibilizing method preparation, but the functionalized polyphenylene ether of Comparative Examples 2 and the weight ratio of non-functionalized polyphenylene ether are 40/60, compare with embodiment 4, the impact property of the composition of Comparative Examples 2 is relatively poor; The functionalization polypropylene of Comparative Examples 3 and the weight ratio of non-functionalization polypropylene are 70/30, compare with embodiment 1, and the impact property of the composition of Comparative Examples 3 is relatively poor.As seen, the ratio of control expanding material A and expanding material B is very crucial in the preparation method of a kind of compatibilized polyphenylene oxide of the present invention polypropylene resin composite.
Scope of the present invention is not subjected to the restriction of described specific embodiments, and described embodiment is only wanted also to comprise method and the component of functional equivalent in the scope of the invention as the single example of illustrating all respects of the present invention.In fact, except content as herein described, those skilled in the art can easily grasp multiple improvement of the present invention with reference to description above.Described improvement also falls within the scope of appended claims.
Embodiment 5
A kind of preparation method of compatibilized polyphenylene oxide polypropylene resin composite, the method may further comprise the steps:
(a) 100 parts of polyphenylene oxide, 0.5 part of glycidyl methacrylate, 0.5 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 280 ℃ of temperature, 200 rev/mins of screw speeds, obtaining the polyphenylene oxide grafted maleic anhydride is expanding material A;
(b) 100 parts of polypropylene, 0.5 part of maleic anhydride, 0.5 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 210 ℃ of temperature, 200 rev/mins of screw speeds, obtaining polypropylene grafted maleic anhydride is expanding material B;
(c) 5 parts of expanding material A, 30 parts of polyphenylene oxide, 5 parts of expanding material B, 60 parts of polypropylene, 15 parts of vinylbenzene-(ethene-butylene)-styrene block copolymers, 20 parts of polystyrene are mixed in the rear adding twin screw extruder, temperature is at 240 ℃, screw speed obtains the polyphenylene oxide polypropylene resin composite of compatibilized at 500 rev/mins.
Described twin screw extruder only has one to vacuumize the place, is arranged on metering zone.
The intrinsic viscosity of described polyphenylene oxide is 0.30dl/g, and it is 30 ℃ that chloroform solvent, temperature are used in its intrinsic viscosity test.Described polyphenylene oxide is the mixture of functionalized polyphenylene ether and non-functionalized polyphenylene ether, and the weight ratio of functionalized polyphenylene ether and non-functionalized polyphenylene ether is 90/10.
Described polypropylene is crystalline propylene homopolymer, and the melt flow index that records under 230 ℃ * 2.16kg is 0.1g/10min.Described polypropylene is the mixture of functionalization polypropylene and non-functionalization polypropylene, and the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 10/90.
Polystyrene weight fraction in described vinylbenzene-(ethene-butylene)-styrene block copolymer is 30%.
Described polystyrene is High Impact Polystyrene (HIPS), and divinyl rubber content is 6%.
Embodiment 6
A kind of preparation method of compatibilized polyphenylene oxide polypropylene resin composite, the method may further comprise the steps:
(a) 100 parts of polyphenylene oxide, 5 parts of glycidyl methacrylate, 0 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 300 ℃ of temperature, 100 rev/mins of screw speeds, obtaining the polyphenylene oxide grafted maleic anhydride is expanding material A;
(b) 100 parts of polypropylene, 5 parts of maleic anhydrides, 0 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 240 ℃ of temperature, 100 rev/mins of screw speeds, obtaining polypropylene grafted maleic anhydride is expanding material B;
(c) 30 parts of expanding material A, 5 parts of polyphenylene oxide, 20 parts of expanding material B, 40 parts of polypropylene, 5 parts of vinylbenzene-(ethene-butylene)-styrene block copolymers, 0 part of polystyrene are mixed in the rear adding twin screw extruder, temperature is at 270 ℃, screw speed obtains the polyphenylene oxide polypropylene resin composite of compatibilized at 300 rev/mins.
Described twin screw extruder only has one to vacuumize the place, is arranged on metering zone.
The intrinsic viscosity of described polyphenylene oxide is 0.50dl/g, and it is 30 ℃ that chloroform solvent, temperature are used in its intrinsic viscosity test.Described polyphenylene oxide is the mixture of functionalized polyphenylene ether and non-functionalized polyphenylene ether, and the weight ratio of functionalized polyphenylene ether and non-functionalized polyphenylene ether is 50/50.
Described polypropylene is crystalline propylene homopolymer, and the melt flow index that records under 230 ℃ * 2.16kg is 100g/10min.Described polypropylene is the mixture of functionalization polypropylene and non-functionalization polypropylene, and the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 50/50.
Polystyrene weight fraction in described vinylbenzene-(ethene-butylene) styrene block copolymer is 70%.
Described polystyrene is High Impact Polystyrene (HIPS), and divinyl rubber content is 10%.
Other additive be can also comprise in the compatibilized polyphenylene oxide polypropylene resin composite raw material, oxidation inhibitor, fire retardant, photostabilizer, thermo-stabilizer, processing stabilizers, filler, dyestuff, pigment or tinting material comprised.
Claims (10)
1. a compatibilized polyphenylene oxide polypropylene resin composite is characterized in that, comprises that the raw material of following component and weight part is made:
Wherein: the raw material of expanding material A comprises following component and weight part: 100 parts of polyphenylene oxide, 0.5～5 part of glycidyl methacrylate (GMA), 0～0.5 portion of dicumyl peroxide;
The raw material of expanding material B comprises following component and weight part: 100 parts of polypropylene, 0.5～5 part of maleic anhydride (MAH), 0～0.5 portion of dicumyl peroxide.
2. a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 1 is characterized in that the intrinsic viscosity of described polyphenylene oxide is 0.30～0.50dl/g, and it is 30 ℃ that chloroform solvent, temperature are used in its intrinsic viscosity test.
3. a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 1 and 2, it is characterized in that, described polyphenylene oxide is the mixture of functionalized polyphenylene ether and non-functionalized polyphenylene ether, and the weight ratio of functionalized polyphenylene ether and non-functionalized polyphenylene ether is 90/10 to 50/50.
4. a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 1 is characterized in that described polypropylene is crystalline propylene homopolymer, and the melt flow index that records under 230 ℃ * 2.16kg is 0.1 to 100g/10min.
5. according to claim 1 or 4 described a kind of compatibilized polyphenylene oxide polypropylene resin composite, it is characterized in that, described polypropylene is the mixture of functionalization polypropylene and non-functionalization polypropylene, and the weight ratio of functionalization polypropylene and non-functionalization polypropylene is 10/90 to 50/50.
6. a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 1 is characterized in that the polystyrene weight fraction in described vinylbenzene-(ethene-butylene)-styrene block copolymer is 30%～70%.
7. a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 1 is characterized in that described polystyrene is High Impact Polystyrene (HIPS), and divinyl rubber content is 6%～10%.
8. a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 1, it is characterized in that, also comprise other additive in the described compatibilized polyphenylene oxide polypropylene resin composite raw material, comprise oxidation inhibitor, fire retardant, photostabilizer, thermo-stabilizer, processing stabilizers, filler, dyestuff, pigment or tinting material.
9. preparation method such as arbitrary described compatibilized polyphenylene oxide polypropylene resin composite among the claim 1-8 is characterized in that the method may further comprise the steps:
(a) 100 parts of polyphenylene oxide, 0.5～5 part of glycidyl methacrylate, 0～0.5 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 280～300 ℃ of temperature, 100～200 rev/mins of screw speeds, obtaining the polyphenylene oxide grafted maleic anhydride is expanding material A;
(b) 100 parts of polypropylene, 0.5～5 part of maleic anhydride, 0～0.5 portion of dicumyl peroxide are carried out the normal temperature pre-mixing, then add and carry out melting graft reaction in the twin screw extruder, 210～240 ℃ of temperature, 100～200 rev/mins of screw speeds, obtaining polypropylene grafted maleic anhydride is expanding material B;
(c) 5～30 parts of expanding material A, 5～30 parts of polyphenylene oxide, 5～20 parts of expanding material B, 40～60 parts of polypropylene, 5～15 parts of vinylbenzene-(ethene-butylene)-styrene block copolymers, 0～20 part of polystyrene are mixed in the rear adding twin screw extruder, temperature is at 240～270 ℃, screw speed obtains the polyphenylene oxide polypropylene resin composite of compatibilized at 300～500 rev/mins.
10. the preparation method of a kind of compatibilized polyphenylene oxide polypropylene resin composite according to claim 9 is characterized in that, described twin screw extruder only has one to vacuumize the place, is arranged on metering zone.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103408919A (en) * | 2013-08-08 | 2013-11-27 | 上海日之升新技术发展有限公司 | Flame-retardant polyphenyl ether/polypropylene alloy material and preparation method thereof |
| CN103756141A (en) * | 2014-01-07 | 2014-04-30 | 上海金发科技发展有限公司 | Polypropylene/polyphenylene oxide alloy and preparation method thereof |
| CN104277446A (en) * | 2013-07-02 | 2015-01-14 | 上海杰事杰新材料(集团)股份有限公司 | Polyphenyl ether/polypropylene copolymer blended alloy material and preparation method thereof |
| CN111073154A (en) * | 2019-12-13 | 2020-04-28 | 青岛海尔新材料研发有限公司 | Resin composite material with abnormal sound prevention function and preparation method thereof |
| CN113603966A (en) * | 2021-08-17 | 2021-11-05 | 宁波远台建筑材料有限公司 | Preparation method of modified plastic with high flexibility and high impact property |
| CN114106263A (en) * | 2021-12-29 | 2022-03-01 | 广东聚航新材料研究院有限公司 | Methacrylate functionalized polyphenyl ether and preparation method and application thereof |
| CN116178844A (en) * | 2023-03-24 | 2023-05-30 | 湖南恒屹新材料有限公司 | PPE/PP alloy material for compatibilization and toughening and preparation method thereof |
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| CN103408919A (en) * | 2013-08-08 | 2013-11-27 | 上海日之升新技术发展有限公司 | Flame-retardant polyphenyl ether/polypropylene alloy material and preparation method thereof |
| CN103408919B (en) * | 2013-08-08 | 2015-08-26 | 上海日之升新技术发展有限公司 | A kind of Flame-retardant polyphenyl ether/polypropylene alloy material and preparation method thereof |
| CN103756141A (en) * | 2014-01-07 | 2014-04-30 | 上海金发科技发展有限公司 | Polypropylene/polyphenylene oxide alloy and preparation method thereof |
| CN103756141B (en) * | 2014-01-07 | 2016-08-03 | 上海金发科技发展有限公司 | A kind of preparation method of polypropylene/polyphenylene oxide alloy |
| CN111073154A (en) * | 2019-12-13 | 2020-04-28 | 青岛海尔新材料研发有限公司 | Resin composite material with abnormal sound prevention function and preparation method thereof |
| CN111073154B (en) * | 2019-12-13 | 2022-07-15 | 青岛海纳新材料有限公司 | Resin composite material with abnormal sound prevention function and preparation method thereof |
| CN113603966A (en) * | 2021-08-17 | 2021-11-05 | 宁波远台建筑材料有限公司 | Preparation method of modified plastic with high flexibility and high impact property |
| CN114106263A (en) * | 2021-12-29 | 2022-03-01 | 广东聚航新材料研究院有限公司 | Methacrylate functionalized polyphenyl ether and preparation method and application thereof |
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