CN102532734A - Preparation method of structure type weather-resistant high impact polystyrene - Google Patents
Preparation method of structure type weather-resistant high impact polystyrene Download PDFInfo
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- CN102532734A CN102532734A CN2012100049521A CN201210004952A CN102532734A CN 102532734 A CN102532734 A CN 102532734A CN 2012100049521 A CN2012100049521 A CN 2012100049521A CN 201210004952 A CN201210004952 A CN 201210004952A CN 102532734 A CN102532734 A CN 102532734A
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Abstract
The invention relates to a preparation method of structure type weather-resistant high impact polystyrene and belongs to the field of polymer science. The preparation method comprises the following steps of: 1) grafted master batch preparation: adding polystyrene, a main chain saturated rubber elastomer, a Louis acid compound catalyst and a co-catalyst in mixing equipment, carrying out melt grafting reaction at a temperature of 120-200 DEG C and a rotating speed of 20-200 revolution/minute and finally obtaining a rubber elastomer grafted polystyrene master batch; and 2) weather-resistant high impact polystyrene preparation: mixing the obtained rubber elastomer grafted polystyrene master batch with polystyrene on the mixing equipment at a temperature of 160-220 DEG C according to a proper proportion to obtain the structure type weather-resistant high impact polystyrene. The structure type weather-resistant high impact polystyrene prepared according to the invention structurally avoids the aging risk of a polymer of which a main chain is provided with double bonds, is permanent and can be widely applied to outdoor products and occasions having special aging requirements.
Description
Technical field
The invention belongs to the polymer science field, relate to the novel preparation method of weather-proof high-impact thermoplastic polymer alloy, refer in particular to and utilize cation graft technology and " two steps " the weather-proof high-impact polystyrene of blend increase-volume prepared.
Background technology
High-impact polystyrene is that dimensional stabilizing, electrical insulation capability are good, easy-formation processing thermoplastics, be widely used in the daily goods such as packing, electrical accessorie, auto parts machinery, toy.At present, thermopolymerization formed after the main employing of high-impact polystyrene preparation polybutadiene rubber was dissolved in styrene monomer.Owing to contain unsaturated double-bond in the polyhutadiene main chain, it is prone to oxidation and fracture under effects such as UV-light, form chromophore carbonyl and hydroxyl, thereby its outward appearance and mechanical property are reduced significantly.Thereby the high-impact polystyrene weathering resistance that this method makes is relatively poor, receives serious restriction in its range of application and work-ing life.In order to improve its weathering resistance; People have selected for use does not have saturation of double bonds rubber such as EPDM to replace polybutadiene rubber as reactant in the main chain; Or adopt the method for adding anti-aging agent to prepare weather-proof high-impact polystyrene; These two technology all have patent report in the recent period, but complex process, manufacturing cost is high.Adopt the cheap technology of compatibilized on the spot preparation high-impact polystyrene, be the problem that this field is extremely paid close attention to always.The invention discloses a kind of weathering resistance high-impact polystyrene technology of preparing; Selecting saturated rubber of main chain or elastomerics for use is toughness reinforcing thing, adopts macromole cation graft technology and " two steps " blend increase-volume technology, and product performance are stable; Cost is low, has tangible application advantage.
Summary of the invention
The present invention relates to a kind of weathering resistance high-impact polystyrene novel preparation technology, relate in particular to macromole cation graft technology and " two steps " hybrid technique, solved a difficult problem for preparing high-performance weather-proof property high-impact polystyrene through the original position capacity increasing technique.
The weather-proof high-impact polystyrene preparation method of structure-type of the present invention, carry out according to following step:
1) preparation of grafting masterbatch:
In mixing equipment, add PS, rubber elastomer, Lewis acid composite catalyst, promotor that main chain is saturated; Being 120 ℃-200 ℃ in temperature is to carry out melting graft reaction under the 20-200 rev/min of condition with rotating speed, finally obtains rubber elastomer grafted polystyrene masterbatch;
2) preparation of weathering resistance high-impact polystyrene:
With the above-mentioned rubber elastomer grafted polystyrene masterbatch that obtains, be to mix with PS by suitable proportion on 160-220 ℃ the mixing equipment in temperature, promptly obtain the weather-proof high-impact polystyrene of structure-type.
Wherein the said mixing equipment of step (1) is mill, Banbury mixer or forcing machine, optimum Banbury mixer.
Wherein the said PS of step (1) be number-average molecular weight at 10-20 ten thousand, MWD is at the general purpose polystyrene of 1.2-1.5; Consumption is the 60-40% of hybrid resin total mass.
Wherein the said rubber elastomer of step (1) is ethene, propylene, butylene, hexene, octene, certain herbaceous plants with big flowers alkene, dodecylene, ethylidene norbornene, NSC 7352,1; Two or more multipolymers of 4-hexadiene are like terpolymer EP rubber (EPDM), polyolefin elastomer (POE) etc.Consumption is the 40-60% of hybrid resin total mass.
Wherein the said Lewis acid of step (1) is AlCl
3, AlI
3, AlBr
3, SbCl
4, FeCl
3, SnCl
4, ZnCl
2, InCl
3, InBr
3, NiCl
2, trimethylchlorosilane or dimethylchlorosilane one or more; Consumption is the 0.2-3.0% of hybrid resin total mass.
Wherein the said promotor of step (1) be in vinylbenzene, NSC 7352, Vinylstyrene, dichlorostyrene, the clorafin one or more; Consumption is the 0.2-5% of hybrid resin total mass.
Wherein step (1) is said obtains that the polystyrene graft rate is 20%-35% in the rubber elastomer grafted polystyrene masterbatch;
Wherein mixing equipment refers to mill, Banbury mixer or twin screw extruder described in the step (2), and optimum is a twin screw extruder.
Wherein ratio described in the step (2) is a rubber elastomer grafted polystyrene masterbatch and the ratio of PS quality, can require regulate according to product properties.
Wherein PS described in the step (2) is identical with the PS described in the step (1).
The weathering resistance high-impact polystyrene that the present invention obtains, its rubber content 4%-40%, tensile strength is 12Mpa-40Mpa, and cantilever beam impact strength is 50 (J/m)-250 (J/m), and elongation at break is 5 (%)-95 (%).Ageing oven is aging after 500 hours, and its performance is constant basically.
The high-weatherability high-impact polystyrene of the present invention preparation has been avoided the aging risk that main chain has the polymkeric substance of two keys from structure, has permanently, can be widely used in outdoor goods and the occasion that special aging requirement is arranged.
Description of drawings
Fig. 1 is a terpolymer EP rubber grafted polystyrene ir spectra curve,
Fig. 2 is a polyolefin elastomer grafted polystyrene ir spectra curve,
Fig. 3 is to be that the high weather-proof high-impact polystyrene section that rubber elastomer prepares amplifies 10000 times SEM photo with the terpolymer EP rubber,
Fig. 4 is to be that the high weather-proof high-impact polystyrene section that rubber elastomer prepares amplifies 10000 times SEM photo with the polyolefin elastomer.
Embodiment
Raw material is a terpolymer EP rubber, and PS, catalyzer are aluminum chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride and trimethylchlorosilane, styrene monomer are commercially available AR.
Embodiment one
(number-average molecular weight is 10.3 ten thousand with 40 kilograms of terpolymer EP rubbers and 60 kilograms of PS; MWD is 1.23) premix, join in the Banbury mixer simultaneously with 0.5 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1.0 kilograms of styrene monomers then.Temperature of reaction is 160 ℃, revolution 60rpm, and reaction times 6min promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with initial PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.Fig. 1 is a terpolymer EP rubber grafted polystyrene ir spectra curve, and Fig. 2 is a polyolefin elastomer grafted polystyrene ir spectra curve, and two figure prove that all PS is grafted on the rubber elastomer.The rubber elastomer grafted polystyrene plays the effect of compatilizer, helps the dispersion of disperse phase, improves biphase interface bonding.The polystyrene graft rate is 20%-35%.Fig. 3 is to be that the high weather-proof high-impact polystyrene section that rubber elastomer prepares amplifies 10000 times SEM photo with the terpolymer EP rubber, and Fig. 4 is to be that the high weather-proof high-impact polystyrene section that rubber elastomer prepares amplifies 10000 times SEM photo with the polyolefin elastomer.Visible by two SEM photos, rubber elastomer all disperses with micron order, and is evenly distributed, and is good with the PS bonding interface.
Embodiment two
Raw material is a terpolymer EP rubber, and PS, catalyzer are aluminum chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride and trimethylchlorosilane, styrene monomer are commercially available AR.
With 50 kilograms of terpolymer EP rubbers and 50 kilograms of PS (number-average molecular weight is 10.3 ten thousand, and MWD is 1.23) premix, join in the Banbury mixer simultaneously with 0.5 kilogram of aluminum chloride, 0.7 kilogram of trimethylchlorosilane and 2 kilograms of styrene monomers then.Temperature of reaction is 160 ℃, revolution 60rpm, and reaction times 6min promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment three
Raw material is a terpolymer EP rubber, and PS, catalyzer are aluminum chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride and trimethylchlorosilane, styrene monomer are commercially available AR.
With 60 kilograms of terpolymer EP rubbers and 40 kilograms of PS (number-average molecular weight is 14.3 ten thousand, and MWD is 1.20) premix, join in the Banbury mixer simultaneously with 0.5 kilogram of aluminum chloride, 1.5 kilograms of trimethylchlorosilanes and 3 kilograms of styrene monomers then.Temperature of reaction is 160 ℃, revolution 60rpm, and reaction times 6min promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment four
Raw material is a polyolefin elastomer, and PS, catalyzer are aluminum chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride and trimethylchlorosilane, clorafin are commercially available AR.
With 40 kilograms of polyolefin elastomers and 60 kilograms of PS (number-average molecular weight is 14.3 ten thousand, and MWD is 1.20) premix, join in the Banbury mixer simultaneously with 0.5 kilogram of part aluminum chloride, 0.6 kilogram of trimethylchlorosilane and 1 kilogram of clorafin then.Temperature of reaction is 160 ℃, revolution 60rpm, and reaction times 6min promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment five
Raw material is a polyolefin elastomer, and PS, catalyzer are aluminum chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride and trimethylchlorosilane, styrene monomer are commercially available AR.
With 50 kilograms of polyolefin elastomers and 50 kilograms of PS (number-average molecular weight is 14.5 ten thousand, and MWD is 1.30) premix, join in the Banbury mixer simultaneously with 0.5 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1 kilogram of clorafin then.Temperature of reaction is 160 ℃, revolution 60rpm, and reaction times 6min promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment six
Raw material is a polyolefin elastomer, and PS, catalyzer are aluminum chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride and trimethylchlorosilane, styrene monomer are commercially available AR.
With 60 kilograms of polyolefin elastomers and 40 kilograms of PS (number-average molecular weight is 13.3 ten thousand, and MWD is 1.40) premix, join in the Banbury mixer simultaneously with 0.8 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1 kilogram of clorafin then.Temperature of reaction is 160 ℃, revolution 60rpm, and reaction times 6min promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment seven
Raw material is a terpolymer EP rubber, and PS, catalyzer are aluminum chloride, Indium-111 chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride, Indium-111 chloride, trimethylchlorosilane, styrene monomer are commercially available AR.
With 40 kilograms of terpolymer EP rubbers and 60 kilograms of PS (number-average molecular weight is 14.3 ten thousand, and MWD is 1.20) premix, join in the forcing machine simultaneously with 0.5 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1 kilogram of styrene monomer then.Temperature of reaction is 140-180 ℃, and screw speed is 60-120rpm, and the residence time is 2-3min, promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment eight
Raw material is a terpolymer EP rubber, and PS, catalyzer are aluminum chloride, Indium-111 chloride and trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride, Indium-111 chloride, trimethylchlorosilane, styrene monomer are commercially available AR.
With 50 kilograms of terpolymer EP rubbers and 50 kilograms of PS (number-average molecular weight is 16.3 ten thousand, and MWD is 1.25) premix, join in the forcing machine simultaneously with 0.5 kilogram of aluminum chloride, 0.7 kilogram of trimethylchlorosilane and 1 kilogram of styrene monomer then.Temperature of reaction is 140-180 ℃, and screw speed is 60-120rpm, and the residence time is 2-3min, promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment nine
Raw material is a terpolymer EP rubber, and PS, catalyzer are aluminum chloride, Indium-111 chloride, trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride, Indium-111 chloride, trimethylchlorosilane, styrene monomer are commercially available AR.
With 60 kilograms of terpolymer EP rubbers and 40 kilograms of PS (number-average molecular weight is 16.3 ten thousand, and MWD is 1.20) premix, join in the forcing machine simultaneously with 0.5 kilogram of aluminum chloride, 1.5 kilograms of trimethylchlorosilanes and 3 kilograms of styrene monomers then.Temperature of reaction is 140-180 ℃, and screw speed is 60-120rpm, and the residence time is 2-3min, promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and 200 ℃ of mixing temperatures, rotating speed are 100rpm, promptly get high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment ten
Raw material is a polyolefin elastomer, and PS, catalyzer are aluminum chloride, Indium-111 chloride, trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride, Indium-111 chloride, trimethylchlorosilane, styrene monomer are commercially available AR.
(number-average molecular weight is 14.3 ten thousand with 40 kilograms of polyolefin elastomers and 60 kilograms of PS; MWD is 1.50) premix, join in the forcing machine simultaneously with 0.5 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1 kilogram of clorafin and 2 kilograms of styrene monomers then.Temperature of reaction is 140-180 ℃, and screw speed is 60-120rpm, and the residence time is 2-3min, promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and mixing temperature 160-210 ℃, rotating speed is 80-120rpm.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment 11
Raw material is a polyolefin elastomer, and PS, catalyzer are aluminum chloride, Indium-111 chloride, trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride, Indium-111 chloride, trimethylchlorosilane, styrene monomer are commercially available AR.
(number-average molecular weight is 20.0 ten thousand with 50 kilograms of polyolefin elastomers and 50 kilograms of PS; MWD is 1.40) premix, join in the forcing machine simultaneously with 0.5 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1 kilogram of clorafin and 2 kilograms of styrene monomers then.Temperature of reaction is 140-180 ℃, and screw speed is 60-120rpm, and the residence time is 2-3min, promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and mixing temperature 160-210 ℃, rotating speed is 80-120rpm, promptly gets high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Embodiment 12
Raw material is a polyolefin elastomer, and PS, catalyzer are aluminum chloride, Indium-111 chloride, trimethylchlorosilane, and promotor is a styrene monomer.Aluminum chloride, Indium-111 chloride, trimethylchlorosilane, styrene monomer are commercially available AR.
(number-average molecular weight is 20.0 ten thousand with 60 kilograms of polyolefin elastomers and 40 kilograms of PS; MWD is 1.40) premix, join in the forcing machine simultaneously with 0.5 kilogram of aluminum chloride, 0.5 kilogram of trimethylchlorosilane and 1 kilogram of clorafin and 2 kilograms of styrene monomers then.Temperature of reaction is 140-180 ℃, and screw speed is 60-120rpm, and the residence time is 2-3min, promptly gets the grafting masterbatch.
50 kilograms of grafting masterbatch are mixed on forcing machine for 50 kilograms with PS, and mixing temperature 160-210 ℃, rotating speed is 80-120rpm, promptly gets high-impact polystyrene.Gained high-impact polystyrene sample is carried out mechanical property test, the result lists in table 1.
Subordinate list one (mechanical property is measured according to GB/T1040-1992)
Subordinate list 1 (mechanical property is measured according to GB/T1040-1992)
Continuous table 1 (mechanical property is measured according to GB/T1040-1992)
Claims (10)
1. the weather-proof high-impact polystyrene preparation method of structure-type is characterized in that carrying out according to following step:
1) preparation of grafting masterbatch:
In mixing equipment, add PS, rubber elastomer, Lewis acid composite catalyst, promotor that main chain is saturated; Being 120 ℃-200 ℃ in temperature is to carry out melting graft reaction under the 20-200 rev/min of condition with rotating speed, finally obtains rubber elastomer grafted polystyrene masterbatch;
2) preparation of weathering resistance high-impact polystyrene:
With the above-mentioned rubber elastomer grafted polystyrene masterbatch that obtains, be to mix with PS by suitable proportion on 160-220 ℃ the mixing equipment in temperature, promptly obtain the weather-proof high-impact polystyrene of structure-type.
2. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1 is characterized in that wherein the said mixing equipment of step (1) is mill, Banbury mixer or forcing machine.
3. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1, it is characterized in that wherein the said PS of step (1) be number-average molecular weight at 10-20 ten thousand, MWD is at the general purpose polystyrene of 1.2-1.5; Consumption is the 60-40% of hybrid resin total mass;
Wherein the said rubber elastomer of step (1) is ethene, propylene, butylene, hexene, octene, certain herbaceous plants with big flowers alkene, dodecylene, ethylidene norbornene, NSC 7352,1; Two or more multipolymers of 4-hexadiene, consumption are the 40-60% of hybrid resin total mass; Like terpolymer EP rubber (EPDM), polyolefin elastomer (POE) etc.
4. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1 is characterized in that wherein the said Lewis acid of step (1) is AlCl
3, AlI
3, AlBr
3, SbCl
4, FeCl
3, SnCl
4, ZnCl
2, InCl
3, InBr
3, NiCl
2, trimethylchlorosilane or dimethylchlorosilane one or more; Consumption is the 0.2-3.0% of hybrid resin total mass;
Wherein the said promotor of step (1) be in vinylbenzene, NSC 7352, Vinylstyrene, dichlorostyrene, the clorafin one or more; Consumption is the 0.2-5% of hybrid resin total mass.
5. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1 is characterized in that wherein the polystyrene graft rate is 20%-35% in the described rubber elastomer grafted polystyrene of step (1) masterbatch.
6. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1 is characterized in that wherein mixing equipment described in the step (2) refers to mill, Banbury mixer or twin screw extruder.
7. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1; It is characterized in that ratio described in the step (2) wherein is a rubber elastomer grafted polystyrene masterbatch and the ratio of PS quality, can require regulate according to product properties.
8. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 1 is characterized in that wherein PS described in the step (2) is identical with the PS described in the step (1).
9. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 2 is characterized in that wherein the said mixing equipment of step (1) is mill.
10. the weather-proof high-impact polystyrene preparation method of structure-type according to claim 3 is characterized in that wherein the said rubber elastomer of step (1) is terpolymer EP rubber, polyolefin elastomer.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104927279A (en) * | 2015-07-06 | 2015-09-23 | 常州大学 | Blending method for preparing high performance SAN/EPDM blend |
| CN104945581A (en) * | 2015-07-06 | 2015-09-30 | 常州大学 | Preparation for SAN/EPDM compatibilizer with high grafting ratio |
| CN105175649A (en) * | 2015-10-28 | 2015-12-23 | 安徽江淮汽车股份有限公司 | PS composite material and preparation method thereof |
| CN105199254A (en) * | 2015-10-28 | 2015-12-30 | 安徽江淮汽车股份有限公司 | PS (polystyrene)-g-EPDM (ethylene-propylene-diene monomer) material and preparation method thereof |
| CN108384133A (en) * | 2018-03-27 | 2018-08-10 | 华南理工大学 | A kind of polyolefin elastomer graft enhancing touthness of polyphenylethylene by adding and preparation method thereof |
| CN115246932A (en) * | 2021-04-26 | 2022-10-28 | 合肥杰事杰新材料股份有限公司 | Compatilizer PS-g-POP, and preparation method and application thereof |
| WO2023093705A1 (en) * | 2021-11-26 | 2023-06-01 | 中国电器科学研究院股份有限公司 | Recycled material based on in-situ compatibilization and chain extension and preparation method therefor |
-
2012
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| 徐建平等: "无水AlCl3 作用下EPDM的交联与接枝性能", 《高分子材料科学与工程》 * |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104927279A (en) * | 2015-07-06 | 2015-09-23 | 常州大学 | Blending method for preparing high performance SAN/EPDM blend |
| CN104945581A (en) * | 2015-07-06 | 2015-09-30 | 常州大学 | Preparation for SAN/EPDM compatibilizer with high grafting ratio |
| CN105175649A (en) * | 2015-10-28 | 2015-12-23 | 安徽江淮汽车股份有限公司 | PS composite material and preparation method thereof |
| CN105199254A (en) * | 2015-10-28 | 2015-12-30 | 安徽江淮汽车股份有限公司 | PS (polystyrene)-g-EPDM (ethylene-propylene-diene monomer) material and preparation method thereof |
| CN108384133A (en) * | 2018-03-27 | 2018-08-10 | 华南理工大学 | A kind of polyolefin elastomer graft enhancing touthness of polyphenylethylene by adding and preparation method thereof |
| CN115246932A (en) * | 2021-04-26 | 2022-10-28 | 合肥杰事杰新材料股份有限公司 | Compatilizer PS-g-POP, and preparation method and application thereof |
| CN115246932B (en) * | 2021-04-26 | 2023-08-15 | 合肥杰事杰新材料股份有限公司 | Compatilizer PS-g-POP and preparation method and application thereof |
| WO2023093705A1 (en) * | 2021-11-26 | 2023-06-01 | 中国电器科学研究院股份有限公司 | Recycled material based on in-situ compatibilization and chain extension and preparation method therefor |
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Application publication date: 20120704 |