CN104194077A - Anti-abrasion and flame-retardant modified natural rubber - Google Patents
Anti-abrasion and flame-retardant modified natural rubber Download PDFInfo
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Abstract
The invention discloses anti-abrasion and flame-retardant modified natural rubber which comprises the raw materials in parts by weight: 78-82 parts of natural rubber, 26-30 parts of butyl rubber, 12-15 parts of acrylonitrile-butadiene-styrene copolymer, 7-10 parts of jute fibers, 2-3 parts of 1,1-di(di-tert-peroxo)-3,3,5-trimethyl-cyclohexane, 0.5-0.8 part of sulfur, 1.1-1.4 parts of zinc acrylate copolymer, 14-17 parts of modified graphene, 26-29 parts of talcum powder, 27-30 parts of kieselguhr, 5-8 parts of high-abrasion-resistance carbon black, 32-35 parts of a flame-retardant system, 6-8 parts of trioctyl trimellitate TOTM, 6-9 parts of epoxy siberian cocklebur butyl oleate, 1.8-2.5 parts of an anti-ageing agent 2264 and 1.2-1.8 parts of an anti-ageing agent MBZ. The anti-abrasion and flame-retardant modified natural rubber is excellent in abrasion resistance, tearing resistance and flame retardancy, and is perfect in elasticity, ageing resistance and heat resistance performance.
Description
Technical field
The present invention relates to rubber technology field, relate in particular to a kind of abrasion resistant fire blocking modified natural rubber.
Background technology
Natural rubber is to obtain from the white latex of the specified plant in tropical climate area, is a kind of important Industrial materials, the fields such as widespread use and the vehicles, industrial equipments, medicine equipment, building.In production, the general method that adopts modification is further processed natural rubber, to make up the shortcoming that natural rubber cost is higher, physical and mechanical properties is poor; Meanwhile, due to industrial develop rapidly, also more and more higher to the fire-retardant and wear resisting property requirement of elastomeric material, therefore, develop a kind of elastomeric material wear-resisting and that flame retardant properties is good imperative.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes a kind of abrasion resistant fire blocking modified natural rubber, has excellent wear-resisting anti tear and flame retardant properties, and elasticity, anti-aging and resistance toheat is outstanding.
A kind of abrasion resistant fire blocking modified natural rubber that the present invention proposes, its raw material comprises by weight: natural rubber 78-82 part, isoprene-isobutylene rubber 26-30 part, acrylonitrile-butadiene-styrene copolymer ABS 12-15 part, jute fibre 7-10 part, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 5-trimethyl-cyclohexane 2-3 part, SULPHUR POWDER 0.5-0.8 part, zinc acrylate resin 1.1-1.4 part, modified graphene 14-17 part, talcum powder 26-29 part, diatomite 27-30 part, high wear-resistant carbon black 5-8 part, flame-retardant system 32-35 part, trioctyl trimellitate TOTM 6-8 part, epoxy Siberian cocklebur butyl oleate 6-9 part, anti-aging agent 22641.8-2.5 part, antioxidant MB Z 1.2-1.8 part, wherein flame-retardant system is by 55-65wt% magnesium hydroxide, 10-15wt% melamine cyanurate and 20-35wt% micro encapsulation red phosphorus composition,
In the preparation technology of modified graphene, by weight 246-249 part humic acids is added to 2.3-2.4 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.05-0.08mol/L is that 8.3-8.6 obtains sodium humate solution to pH, 46-49 part graphene oxide is placed in to container, adds 4-4.5 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.2-1.5h, the frequency of supersound process is 16-19KHz, and the power of supersound process is 800-900W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.5-2.8h with the stirring velocity of 2200-2500rpm, move in water-bath, water-bath temperature is risen to 82-85 DEG C, stir with the stirring velocity of 1700-2000rpm again, in whipping process, add the hydrazine hydrate solution of 76-79wt% with the speed of 4-4.5 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 54-57:52-55, then continue to stir 27-30h with the stirring velocity of 1600-1900rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 30-33min with 500-530 object nylon leaching film and obtain modified graphene, vacuum pressure is 24-27kPa.
Preferably, in acrylonitrile-butadiene-styrene copolymer ABS, the weight percent of vinyl cyanide is 25-28wt%, and the weight percent of divinyl is 18-22%, and all the other are vinylbenzene.
Preferably, the weight ratio of natural rubber, isoprene-isobutylene rubber and acrylonitrile-butadiene-styrene copolymer ABS is 79-80:27-29:13-14.
Preferably, its raw material comprises by weight: natural rubber 79-80 part, isoprene-isobutylene rubber 27-29 part, acrylonitrile-butadiene-styrene copolymer ABS 13-14 part, jute fibre 8-9 part, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 5-trimethyl-cyclohexane 2.2-2.6 part, SULPHUR POWDER 0.6-0.7 part, zinc acrylate resin 1.2-1.3 part, modified graphene 15-16 part, talcum powder 27-28 part, diatomite 28-29 part, high wear-resistant carbon black 6-7 part, flame-retardant system 33-34 part, trioctyl trimellitate TOTM 6.6-7.2 part, epoxy Siberian cocklebur butyl oleate 7-8 part, anti-aging agent 22642.1-2.3 part, antioxidant MB Z 1.5-1.7 part, wherein flame-retardant system is by 58-62wt% magnesium hydroxide, 12-13wt% melamine cyanurate and 25-30wt% micro encapsulation red phosphorus composition.
Preferably, in the preparation technology of modified graphene, by weight 247-248 part humic acids is added to 2.33-2.38 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.06-0.07mol/L is that 8.4-8.5 obtains sodium humate solution to pH, 47-48 part graphene oxide is placed in to container, adds 4.2-4.4 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.3-1.4h, the frequency of supersound process is 17-18KHz, and the power of supersound process is 830-850W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.6-2.7h with the stirring velocity of 2300-2400rpm, move in water-bath, water-bath temperature is risen to 83-84 DEG C, stir with the stirring velocity of 1800-1900rpm again, in whipping process, add the hydrazine hydrate solution of 77-78wt% with the speed of 4.1-4.2 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 55-56:53-54, then continue to stir 28-29h with the stirring velocity of 1700-1800rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 31-32min with 510-520 object nylon leaching film and obtain modified graphene, vacuum pressure is 25-26kPa.
The present invention adopts natural rubber, isoprene-isobutylene rubber and acrylonitrile-butadiene-styrene copolymer ABS as rubber and plastic major ingredient, makes the present invention have excellent elasticity and wear resistant and impact resistant performance, and the interpolation of jute fibre can utilize its long thread fibril tissue, make the present invention possess excellent elasticity and wear resisting property, with 1, two (the di-t-butyl peroxies)-3 of 1-, 3, the vulcanization system that 5-trimethyl-cyclohexane, SULPHUR POWDER and zinc acrylate resin form, greatly strengthen the crosslinking degree between major ingredient of the present invention, improve sulfuration efficiency, wear resisting property of the present invention and elasticity are significantly strengthened, zinc acrylate resin wherein, as unsaturated hydrochlorate, plays two (the di-t-butyl peroxies)-3 of activation 1,1-, 3, the effect of 5-trimethyl-cyclohexane, further promotes the crosslinking degree between major ingredient, thereby has improved resistance toheat of the present invention, modified graphene, talcum powder, diatomite and high wear-resistant carbon black use as reinforcing filler, expanding volume of the present invention, when reducing costs, wear resisting property of the present invention and shock resistance are greatly improved, and make the present invention there is good erosion resistance and tear resistance, wherein modified graphene is that Graphene oxidation is hydrated after hydrazine reduction, obtained by Sodium salts humic acids modification again, Sodium salts humic acids and Graphene are interacted and are combined by hydrogen bond and π-π, modified graphene simultaneously can accelerating oxidation neodymium, heavy Calucium Silicate powder, mica powder, antimonous oxide, magnesium hydroxide and 3.5 hydrate zinc borates are dispersed in rubber, form very strong interfacial interaction with rubber and plastic major ingredient, intensity of the present invention and wear resisting property are greatly improved, using trioctyl trimellitate TOTM as primary plasticizer, epoxy Siberian cocklebur butyl oleate is as secondary softening agent, and the two coordinates by infiltration and swelling action to rubber, reduces reactive force between rubber molecular chain, the reactivity of rubber molecular chain is increased, thereby plasticity-of the present invention is strengthened greatly, and the interpolation of anti-aging agent 2264 and antioxidant MB Z has improved ageing-resistant and oxidation resistent susceptibility of the present invention, magnesium hydroxide, melamine cyanurate and micro encapsulation red phosphorus coordinate formation flame-retardant system, melamine cyanurate is nitrogenated flame retardant, and micro encapsulation red phosphorus is phosphorus flame retardant, the two coordinates raising oxygen index of the present invention, magnesium hydroxide coordinates with the two, not only further improve flame retardant properties of the present invention, and can also suppress smog generation.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is elaborated.
Embodiment 1
A kind of abrasion resistant fire blocking modified natural rubber that the present invention proposes, its raw material comprises by weight: 78 parts of natural rubbers, 30 parts of isoprene-isobutylene rubbers, 12 parts of acrylonitrile-butadiene-styrene copolymer ABS, 10 parts of jute fibres, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 2 parts of 5-trimethyl-cyclohexanes, 0.8 part of SULPHUR POWDER, 1.1 parts of zinc acrylate resins, 17 parts of modified graphenes, 26 parts of talcum powder, 30 parts, diatomite, 5 parts of high wear-resistant carbon blacks, 35 parts of flame-retardant systems, 6 parts of trioctyl trimellitate TOTM, 9 parts of epoxy Siberian cocklebur butyl oleates, 22641.8 parts, anti-aging agent, 1.8 parts of antioxidant MB Z, wherein flame-retardant system is by 55wt% magnesium hydroxide, 15wt% melamine cyanurate and 30wt% micro encapsulation red phosphorus composition, in acrylonitrile-butadiene-styrene copolymer ABS, the weight percent of vinyl cyanide is 25wt%, the weight percent of divinyl is 22%, all the other are vinylbenzene,
In the preparation technology of modified graphene, by weight 248 parts of humic acidss are added to 2.33 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.07mol/L is 8.4 to obtain sodium humate solution to pH, 48 parts of graphene oxides are placed in to container, add 4.2 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.4h, the frequency of supersound process is 17KHz, and the power of supersound process is 850W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.7h with the stirring velocity of 2300rpm, move in water-bath, water-bath temperature is risen to 83 DEG C, stir with the stirring velocity of 1900rpm again, in whipping process, add the hydrazine hydrate solution of 78wt% with the speed of 4.1 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 55:54, then continue to stir 29h with the stirring velocity of 1700rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 32min with 510 object nylon leaching films and obtain modified graphene, vacuum pressure is 25kPa.
Embodiment 2
A kind of abrasion resistant fire blocking modified natural rubber that the present invention proposes, its raw material comprises by weight: 80 parts of natural rubbers, 27 parts of isoprene-isobutylene rubbers, 14 parts of acrylonitrile-butadiene-styrene copolymer ABS, 8 parts of jute fibres, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 2.6 parts of 5-trimethyl-cyclohexanes, 0.6 part of SULPHUR POWDER, 1.3 parts of zinc acrylate resins, 15 parts of modified graphenes, 28 parts of talcum powder, 28 parts, diatomite, 7 parts of high wear-resistant carbon blacks, 33 parts of flame-retardant systems, 7.2 parts of trioctyl trimellitate TOTM, 7 parts of epoxy Siberian cocklebur butyl oleates, 22642.3 parts, anti-aging agent, 1.5 parts of antioxidant MB Z, wherein flame-retardant system is by 62wt% magnesium hydroxide, 12wt% melamine cyanurate and 26wt% micro encapsulation red phosphorus composition, in acrylonitrile-butadiene-styrene copolymer ABS, the weight percent of vinyl cyanide is 26wt%, the weight percent of divinyl is 21%, all the other are vinylbenzene,
In the preparation technology of modified graphene, by weight 246 parts of humic acidss are added to 2.4 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.05mol/L is 8.6 to obtain sodium humate solution to pH, 46 parts of graphene oxides are placed in to container, add 4.5 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.2h, the frequency of supersound process is 19KHz, and the power of supersound process is 800W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.5h with the stirring velocity of 2500rpm, move in water-bath, water-bath temperature is risen to 85 DEG C, stir with the stirring velocity of 1700rpm again, in whipping process, add the hydrazine hydrate solution of 76wt% with the speed of 4.5 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 57:52, then continue to stir 27h with the stirring velocity of 1900rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 30min with 530 object nylon leaching films and obtain modified graphene, vacuum pressure is 27kPa.
Embodiment 3
A kind of abrasion resistant fire blocking modified natural rubber that the present invention proposes, its raw material comprises by weight: 82 parts of natural rubbers, 26 parts of isoprene-isobutylene rubbers, 15 parts of acrylonitrile-butadiene-styrene copolymer ABS, 7 parts of jute fibres, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 3 parts of 5-trimethyl-cyclohexanes, 0.5 part of SULPHUR POWDER, 1.4 parts of zinc acrylate resins, 14 parts of modified graphenes, 29 parts of talcum powder, 27 parts, diatomite, 8 parts of high wear-resistant carbon blacks, 32 parts of flame-retardant systems, 8 parts of trioctyl trimellitate TOTM, 6 parts of epoxy Siberian cocklebur butyl oleates, 22642.5 parts, anti-aging agent, 1.2 parts of antioxidant MB Z, wherein flame-retardant system is by 65wt% magnesium hydroxide, 10wt% melamine cyanurate and 25wt% micro encapsulation red phosphorus composition, in acrylonitrile-butadiene-styrene copolymer ABS, the weight percent of vinyl cyanide is 27wt%, the weight percent of divinyl is 20%, all the other are vinylbenzene,
In the preparation technology of modified graphene, by weight 247 parts of humic acidss are added to 2.38 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.06mol/L is 8.5 to obtain sodium humate solution to pH, 47 parts of graphene oxides are placed in to container, add 4.4 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.3h, the frequency of supersound process is 18KHz, and the power of supersound process is 830W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.6h with the stirring velocity of 2400rpm, move in water-bath, water-bath temperature is risen to 84 DEG C, stir with the stirring velocity of 1800rpm again, in whipping process, add the hydrazine hydrate solution of 77wt% with the speed of 4.2 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 56:53, then continue to stir 28h with the stirring velocity of 1800rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 31min with 520 object nylon leaching films and obtain modified graphene, vacuum pressure is 26kPa.
Embodiment 4
A kind of abrasion resistant fire blocking modified natural rubber that the present invention proposes, its raw material comprises by weight: 79 parts of natural rubbers, 27 parts of isoprene-isobutylene rubbers, 13 parts of acrylonitrile-butadiene-styrene copolymer ABS, 9 parts of jute fibres, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 2.2 parts of 5-trimethyl-cyclohexanes, 0.7 part of SULPHUR POWDER, 1.2 parts of zinc acrylate resins, 16 parts of modified graphenes, 27 parts of talcum powder, 29 parts, diatomite, 6 parts of high wear-resistant carbon blacks, 34 parts of flame-retardant systems, 6.6 parts of trioctyl trimellitate TOTM, 8 parts of epoxy Siberian cocklebur butyl oleates, 22642.1 parts, anti-aging agent, 1.7 parts of antioxidant MB Z, wherein flame-retardant system is by 58wt% magnesium hydroxide, 13wt% melamine cyanurate and 29wt% micro encapsulation red phosphorus composition, in acrylonitrile-butadiene-styrene copolymer ABS, the weight percent of vinyl cyanide is 28wt%, the weight percent of divinyl is 18%, all the other are vinylbenzene,
In the preparation technology of modified graphene, by weight 249 parts of humic acidss are added to 2.3 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.08mol/L is 8.3 to obtain sodium humate solution to pH, 49 parts of graphene oxides are placed in to container, add 4 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.5h, the frequency of supersound process is 16KHz, and the power of supersound process is 900W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.8h with the stirring velocity of 2200rpm, move in water-bath, water-bath temperature is risen to 82 DEG C, stir with the stirring velocity of 2000rpm again, in whipping process, add the hydrazine hydrate solution of 79wt% with the speed of 4 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 54:55, then continue to stir 30h with the stirring velocity of 1600rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 33min with 500 object nylon leaching films and obtain modified graphene, vacuum pressure is 24kPa.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. an abrasion resistant fire blocking modified natural rubber, it is characterized in that, its raw material comprises by weight: natural rubber 78-82 part, isoprene-isobutylene rubber 26-30 part, acrylonitrile-butadiene-styrene copolymer ABS 12-15 part, jute fibre 7-10 part, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 5-trimethyl-cyclohexane 2-3 part, SULPHUR POWDER 0.5-0.8 part, zinc acrylate resin 1.1-1.4 part, modified graphene 14-17 part, talcum powder 26-29 part, diatomite 27-30 part, high wear-resistant carbon black 5-8 part, flame-retardant system 32-35 part, trioctyl trimellitate TOTM 6-8 part, epoxy Siberian cocklebur butyl oleate 6-9 part, anti-aging agent 22641.8-2.5 part, antioxidant MB Z 1.2-1.8 part, wherein flame-retardant system is by 55-65wt% magnesium hydroxide, 10-15wt% melamine cyanurate and 20-35wt% micro encapsulation red phosphorus composition,
In the preparation technology of modified graphene, by weight 246-249 part humic acids is added to 2.3-2.4 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.05-0.08mol/L is that 8.3-8.6 obtains sodium humate solution to pH, 46-49 part graphene oxide is placed in to container, adds 4-4.5 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.2-1.5h, the frequency of supersound process is 16-19KHz, and the power of supersound process is 800-900W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.5-2.8h with the stirring velocity of 2200-2500rpm, move in water-bath, water-bath temperature is risen to 82-85 DEG C, stir with the stirring velocity of 1700-2000rpm again, in whipping process, add the hydrazine hydrate solution of 76-79wt% with the speed of 4-4.5 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 54-57:52-55, then continue to stir 27-30h with the stirring velocity of 1600-1900rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 30-33min with 500-530 object nylon leaching film and obtain modified graphene, vacuum pressure is 24-27kPa.
2. abrasion resistant fire blocking modified natural rubber according to claim 1, is characterized in that, in acrylonitrile-butadiene-styrene copolymer ABS, the weight percent of vinyl cyanide is 25-28wt%, and the weight percent of divinyl is 18-22%, and all the other are vinylbenzene.
3. according to abrasion resistant fire blocking modified natural rubber described in claim 1 or 2, it is characterized in that, the weight ratio of natural rubber, isoprene-isobutylene rubber and acrylonitrile-butadiene-styrene copolymer ABS is 79-80:27-29:13-14.
4. according to abrasion resistant fire blocking modified natural rubber described in claim 1-3 any one, it is characterized in that, its raw material comprises by weight: natural rubber 79-80 part, isoprene-isobutylene rubber 27-29 part, acrylonitrile-butadiene-styrene copolymer ABS 13-14 part, jute fibre 8-9 part, 1, two (the di-t-butyl peroxies)-3 of 1-, 3, 5-trimethyl-cyclohexane 2.2-2.6 part, SULPHUR POWDER 0.6-0.7 part, zinc acrylate resin 1.2-1.3 part, modified graphene 15-16 part, talcum powder 27-28 part, diatomite 28-29 part, high wear-resistant carbon black 6-7 part, flame-retardant system 33-34 part, trioctyl trimellitate TOTM 6.6-7.2 part, epoxy Siberian cocklebur butyl oleate 7-8 part, anti-aging agent 22642.1-2.3 part, antioxidant MB Z 1.5-1.7 part, wherein flame-retardant system is by 58-62wt% magnesium hydroxide, 12-13wt% melamine cyanurate and 25-30wt% micro encapsulation red phosphorus composition.
5. according to abrasion resistant fire blocking modified natural rubber described in claim 1-4 any one, it is characterized in that, in the preparation technology of modified graphene, by weight 247-248 part humic acids is added to 2.33-2.38 × 10
3in part deionized water, the sodium hydroxide solution that then drips 0.06-0.07mol/L is that 8.4-8.5 obtains sodium humate solution to pH, 47-48 part graphene oxide is placed in to container, adds 4.2-4.4 × 10
4part deionized water, obtains graphene oxide suspension after supersound process 1.3-1.4h, the frequency of supersound process is 17-18KHz, and the power of supersound process is 830-850W, stir graphene oxide suspension, in whipping process, add sodium humate solution to obtain mixed solution A, mixed solution A is placed in to magnetic stirring apparatus, stir after 2.6-2.7h with the stirring velocity of 2300-2400rpm, move in water-bath, water-bath temperature is risen to 83-84 DEG C, stir with the stirring velocity of 1800-1900rpm again, in whipping process, add the hydrazine hydrate solution of 77-78wt% with the speed of 4.1-4.2 μ l/min, the envelope-bulk to weight ratio (L:kg) of hydrazine hydrate solution and graphene oxide is 55-56:53-54, then continue to stir 28-29h with the stirring velocity of 1700-1800rpm and obtain modified graphene suspension, modified graphene suspension is carried out to vacuum filtration 31-32min with 510-520 object nylon leaching film and obtain modified graphene, vacuum pressure is 25-26kPa.
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| CN105419129A (en) * | 2015-12-11 | 2016-03-23 | 江苏润德医用材料有限公司 | Preparation method and application of graphene-halogenated butyl rubber composite |
| WO2017107220A1 (en) * | 2015-12-25 | 2017-06-29 | 常熟市华锡塑料制品有限公司 | Thermally insulating packaging plastic barrel |
| CN106543632A (en) * | 2016-10-25 | 2017-03-29 | 安徽别格迪派标识系统有限公司 | A kind of load TiO2Diatomaceous flame retardant automotive plastic uptake material and preparation method thereof |
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| CN108047636A (en) * | 2017-12-28 | 2018-05-18 | 深圳市通产丽星股份有限公司 | A kind of graphene modified ABS resin and preparation method thereof |
| CN108047636B (en) * | 2017-12-28 | 2020-01-24 | 深圳市通产丽星股份有限公司 | Graphene modified ABS resin and preparation method thereof |
| CN110229458A (en) * | 2019-06-17 | 2019-09-13 | 南通展鹏塑料有限公司 | A kind of ABS material of high-strength anti-flaming and preparation method thereof |
| CN111171465A (en) * | 2019-12-02 | 2020-05-19 | 东莞福川精密工业股份有限公司 | Photovoltaic cable and preparation method thereof |
| CN113999462A (en) * | 2021-12-03 | 2022-02-01 | 江苏安路驰科技有限公司 | Wear-resistant motorcycle tire rubber material and preparation method thereof |
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