CN105255085A - Oxidized graphene foam material and preparation method thereof - Google Patents
Oxidized graphene foam material and preparation method thereof Download PDFInfo
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- CN105255085A CN105255085A CN201510814346.XA CN201510814346A CN105255085A CN 105255085 A CN105255085 A CN 105255085A CN 201510814346 A CN201510814346 A CN 201510814346A CN 105255085 A CN105255085 A CN 105255085A
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Abstract
The invention discloses an oxidized graphene foam material. The oxidized graphene foam material is prepared from the following raw materials in parts by weight: 17-20 parts of oxidized graphene, 130-150 parts of superfine polymethyl methacrylate powder, 0.1-0.3 part of glucose, 2-3 parts of polyglycerol fatty acid ester, 1-2 parts of myristyl alcohol, 0.7-1 part of a silane coupling agent KH560, 0.7-1 part of sodium fluosilicate, 1-2 parts of sodium bisphosphate, 6-10 parts of tributyl citrate, 10-13 parts of foaming dispersion liquid, 2-4 parts of bamboo charcoal powder, 1-2 parts of manganese iso-octoate and 0.4-1 part of sp-80. By foaming by virtue of the foaming dispersion liquid, a traditional solid agent foaming manner is changed, so that the problem that a foaming agent is easy to conglobate is effectively solved, the dispersibility of the foaming agent in a resin substrate is improved, the opportunity that the foaming agent remains in the resin or by-products are generated is greatly reduced, the ageing property of resin products is preserved, the blockage of a mold exhaust hole caused by the ageing of the resin products can be further effectively avoided, and the performance of finished product materials is improved.
Description
Technical field
The present invention relates to a kind of foam material, particularly relate to a kind of graphene oxide foam material and preparation method thereof.
Background technology
Flexible foamed material is with starting material such as plastics (PE, EVA etc.), rubber (SBR, CR etc.), the auxiliary material such as catalyzer, suds-stabilizing agent, whipping agent in addition, by physical blowing or crosslinked foaming, make in plastics and rubber, to occur a large amount of trickle foam, volume increases, and density reduces, and flexible foamed quality of materials is light, pliability good, possess the functions such as buffering, sound-absorbing, shock-absorbing, insulation, filtration, be widely used in the industries such as electronics, household electrical appliances, automobile, Leisure Sport; Structural foam is based on plastics (PVC, PET etc.) etc., by the foam material of aromatic amides converging network correction run through, density the same as flexible foamed material is very low but have very high intensity, be applicable to the high-end field requiring that material is light, intensity is high, be mainly used in the industries such as wind-power electricity generation, track traffic, yacht, aerospace, building energy conservation.
The field of new such as macromolecular material are the hi-tech industries that state key is supported always, especially in " State Council is about the decision accelerating cultivation and development strategy new industry " of issue in 2010, list " novel material " industry in emerging strategic industries especially, and put into effect the encouragement policies of the aspects such as multinomial technical research, finance.In addition, China achieves multinomial innovation in high molecular foam material production technique in recent years, and product performance promote gradually, and Application Areas is also widened day by day, and further boosting high molecular foam material industry all realizes developing faster by these.
Summary of the invention
Instant invention overcomes prior art deficiency, provide a kind of graphene oxide foam material and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of graphene oxide foam material, it is made up of the raw material of following weight parts:
Graphene oxide 17-20, ultra-fine polymethylmethacrylate powder 130-150, glucose 0.1-0.3, polyglycerol fatty acid ester 2-3, tetradecyl alcohol 1-2, silane coupling agent KH5600.7-1, Sodium Silicofluoride 0.7-1, p-nitrophenol sodium phosphate 1-2, tributyl citrate 6-10, frothed dispersions 10-13, bamboo charcoal powder 2-4, manganese iso-octoate 1-2, sp-800.4-1.
Described a kind of graphene oxide foam material, described frothed dispersions is made up of the raw material of following weight parts:
Cellmic C 121 3-4, tea saponin 0.1-0.15, saturated octadecanoyl amine 0.1-0.2, dehydrated alcohol 30-36.
Described a kind of graphene oxide foam material, the preparation method of described frothed dispersions comprises the following steps:
Saturated octadecanoyl amine is joined in above-mentioned dehydrated alcohol, insulated and stirred 10-15 minute at 70-80 DEG C, add tea saponin, Cellmic C 121, be stirred to normal temperature, to obtain final product.
The preparation method of described graphene oxide foam material, comprises the following steps:
(1) sp-80 is joined in the sulphuric acid soln of 200-250 times of weight, 0.5-1mol/l, stir, add above-mentioned graphene oxide, magnetic agitation 6-10 minute, obtain graphene dispersing solution;
(2) by above-mentioned glucose, Sodium Silicofluoride mixing, join in graphene dispersing solution, stir, the thermostatic drying chamber being placed in 70-76 DEG C is incubated 5-6 hour, and discharging cools, isolated air, with the speed raised temperature of 3-5 DEG C/min to 870-900 DEG C, insulation charing 60-70 minute, is cooled to normal temperature, wear into fine powder, cross 60-100 mesh sieve;
(3) above-mentioned polyglycerol fatty acid ester is joined in 5-7 times of weight deionized water, stir, add tributyl citrate, sieving materials that above-mentioned steps (2) obtains, mixing is placed in the water-bath of 86-90 DEG C, insulated and stirred 20-30 minute, discharging is cooled to 50-55 DEG C, adds silane coupling agent KH560,700-1000 rev/min is stirred 10-17 minute, obtains silane-modified material;
(4) above-mentioned silane-modified material is mixed with each raw material except frothed dispersions, by twin screw extruder extruding pelletization, obtain expandability particle;
(5) mixed with remaining raw material by above-mentioned expandability particle, send in mould, adopt vulcanizing press to carry out hot-die foaming, blowing temperature is 115-130 DEG C, and foamed time is 50-70 minute, after parking cooling and get final product.
Compared with prior art, advantage of the present invention is:
The present invention adopts frothed dispersions to foam, change the mode that tradition adopts solid formulation foaming, not only effectively solve the problem that whipping agent is easily reunited, improve the dispersiveness in resin base material, greatly reduce the chance that whipping agent remains or produces byproduct in resin, maintain the aging of resin, can also effectively avoid the therefore die venting hole plug caused, improve the performance of finished-product material.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment 1:
A kind of graphene oxide foam material, it is made up of the raw material of following weight parts:
Graphene oxide 18, ultra-fine polymethylmethacrylate powder 140, glucose 0.3, polyglycerol fatty acid ester 3, tetradecyl alcohol 2, silane coupling agent KH5601, Sodium Silicofluoride 0.8, p-nitrophenol sodium phosphate 2, tributyl citrate 6, frothed dispersions 13, bamboo charcoal powder 2.2, manganese iso-octoate 1, sp-800.6.
Described a kind of graphene oxide foam material, described frothed dispersions is made up of the raw material of following weight parts:
Cellmic C 121 3.5, tea saponin 0.15, saturated octadecanoyl amine 0.15, dehydrated alcohol 32.
Described a kind of graphene oxide foam material, the preparation method of described frothed dispersions comprises the following steps:
Join in above-mentioned dehydrated alcohol by saturated octadecanoyl amine, at 80 DEG C, insulated and stirred 12 minutes, adds tea saponin, Cellmic C 121, is stirred to normal temperature, to obtain final product.
The preparation method of described graphene oxide foam material, comprises the following steps:
(1) joined by sp-80 in the sulphuric acid soln of 250 times of weight, 1mol/l, stir, add above-mentioned graphene oxide, magnetic agitation 8 minutes, obtains graphene dispersing solution;
(2) by above-mentioned glucose, Sodium Silicofluoride mixing, join in graphene dispersing solution, stir, the thermostatic drying chamber being placed in 76 DEG C is incubated 6 hours, and discharging cools, isolated air, with the speed raised temperature to 900 DEG C of 5 DEG C/min, insulation charing 70 minutes, is cooled to normal temperature, wear into fine powder, cross 70 mesh sieves;
(3) above-mentioned polyglycerol fatty acid ester is joined in 7 times of weight deionized waters, stir, add tributyl citrate, sieving materials that above-mentioned steps (2) obtains, mixing is placed in the water-bath of 90 DEG C, insulated and stirred 22 minutes, discharging is cooled to 55 DEG C, adds silane coupling agent KH560,1000 revs/min are stirred 15 minutes, obtain silane-modified material;
(4) above-mentioned silane-modified material is mixed with each raw material except frothed dispersions, by twin screw extruder extruding pelletization, obtain expandability particle;
(5) mixed with remaining raw material by above-mentioned expandability particle, send in mould, adopt vulcanizing press to carry out hot-die foaming, blowing temperature is 115 DEG C, and foamed time is 60 minutes, after parking cooling and get final product.
Embodiment 2:
A kind of graphene oxide foam material, it is made up of the raw material of following weight parts:
Graphene oxide 18, ultra-fine polymethylmethacrylate powder 140, glucose 0.2, polyglycerol fatty acid ester 3, tetradecyl alcohol 2, silane coupling agent KH5600.9, Sodium Silicofluoride 0.8, p-nitrophenol sodium phosphate 2, tributyl citrate 8, frothed dispersions 12, bamboo charcoal powder 3, manganese iso-octoate 1.5, sp-800.5.
Described a kind of graphene oxide foam material, described frothed dispersions is made up of the raw material of following weight parts:
Cellmic C 121 3, tea saponin 0.15, saturated octadecanoyl amine 0.2, dehydrated alcohol 32.
Described a kind of graphene oxide foam material, the preparation method of described frothed dispersions comprises the following steps:
Join in above-mentioned dehydrated alcohol by saturated octadecanoyl amine, at 75 DEG C, insulated and stirred 12 minutes, adds tea saponin, Cellmic C 121, is stirred to normal temperature, to obtain final product.
The preparation method of described graphene oxide foam material, comprises the following steps:
(1) joined by sp-80 in the sulphuric acid soln of 250 times of weight, 1mol/l, stir, add above-mentioned graphene oxide, magnetic agitation 10 minutes, obtains graphene dispersing solution;
(2) by above-mentioned glucose, Sodium Silicofluoride mixing, join in graphene dispersing solution, stir, the thermostatic drying chamber being placed in 76 DEG C is incubated 6 hours, and discharging cools, isolated air, with the speed raised temperature to 900 DEG C of 5 DEG C/min, insulation charing 70 minutes, is cooled to normal temperature, wear into fine powder, cross 800 mesh sieves;
(3) above-mentioned polyglycerol fatty acid ester is joined in 7 times of weight deionized waters, stir, add tributyl citrate, sieving materials that above-mentioned steps (2) obtains, mixing is placed in the water-bath of 90 DEG C, insulated and stirred 30 minutes, discharging is cooled to 55 DEG C, adds silane coupling agent KH560,8000 revs/min are stirred 17 minutes, obtain silane-modified material;
(4) above-mentioned silane-modified material is mixed with each raw material except frothed dispersions, by twin screw extruder extruding pelletization, obtain expandability particle;
(5) mixed with remaining raw material by above-mentioned expandability particle, send in mould, adopt vulcanizing press to carry out hot-die foaming, blowing temperature is 130 DEG C, and foamed time is 70 minutes, after parking cooling and get final product.
Claims (4)
1. a graphene oxide foam material, is characterized in that, it is made up of the raw material of following weight parts:
Graphene oxide 17-20, ultra-fine polymethylmethacrylate powder 130-150, glucose 0.1-0.3, polyglycerol fatty acid ester 2-3, tetradecyl alcohol 1-2, silane coupling agent KH5600.7-1, Sodium Silicofluoride 0.7-1, p-nitrophenol sodium phosphate 1-2, tributyl citrate 6-10, frothed dispersions 10-13, bamboo charcoal powder 2-4, manganese iso-octoate 1-2, sp-800.4-1.
2. a kind of graphene oxide foam material according to claim 1, it is characterized in that, described frothed dispersions is made up of the raw material of following weight parts:
Cellmic C 121 3-4, tea saponin 0.1-0.15, saturated octadecanoyl amine 0.1-0.2, dehydrated alcohol 30-36.
3. a kind of graphene oxide foam material according to claim 1, it is characterized in that, the preparation method of described frothed dispersions comprises the following steps:
Saturated octadecanoyl amine is joined in above-mentioned dehydrated alcohol, insulated and stirred 10-15 minute at 70-80 DEG C, add tea saponin, Cellmic C 121, be stirred to normal temperature, to obtain final product.
4. a preparation method for graphene oxide foam material as claimed in claim 1, is characterized in that comprising the following steps:
(1) sp-80 is joined in the sulphuric acid soln of 200-250 times of weight, 0.5-1mol/l, stir, add above-mentioned graphene oxide, magnetic agitation 6-10 minute, obtain graphene dispersing solution;
(2) by above-mentioned glucose, Sodium Silicofluoride mixing, join in graphene dispersing solution, stir, the thermostatic drying chamber being placed in 70-76 DEG C is incubated 5-6 hour, and discharging cools, isolated air, with the speed raised temperature of 3-5 DEG C/min to 870-900 DEG C, insulation charing 60-70 minute, is cooled to normal temperature, wear into fine powder, cross 60-100 mesh sieve;
(3) above-mentioned polyglycerol fatty acid ester is joined in 5-7 times of weight deionized water, stir, add tributyl citrate, sieving materials that above-mentioned steps (2) obtains, mixing is placed in the water-bath of 86-90 DEG C, insulated and stirred 20-30 minute, discharging is cooled to 50-55 DEG C, adds silane coupling agent KH560,700-1000 rev/min is stirred 10-17 minute, obtains silane-modified material;
(4) above-mentioned silane-modified material is mixed with each raw material except frothed dispersions, by twin screw extruder extruding pelletization, obtain expandability particle;
(5) mixed with remaining raw material by above-mentioned expandability particle, send in mould, adopt vulcanizing press to carry out hot-die foaming, blowing temperature is 115-130 DEG C, and foamed time is 50-70 minute, after parking cooling and get final product.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503114A (en) * | 2017-08-23 | 2017-12-22 | 江苏英瑞世家实业有限公司 | A kind of preparation method of biomass graphite olefinic functionality denim fabric |
| CN108752830A (en) * | 2018-04-27 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of preparation method of skin carving expanded material |
| CN111729599A (en) * | 2020-07-04 | 2020-10-02 | 苏州德亨节能环保科技有限公司 | Process for adding expanded graphite into core material on color steel insulation board production line |
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| CN102666689A (en) * | 2009-10-16 | 2012-09-12 | 嘉洛斯控股有限公司 | Liquid formulation |
| CN103554658A (en) * | 2013-10-18 | 2014-02-05 | 深圳职业技术学院 | Porous plastic material and preparation method thereof |
| CN105018041A (en) * | 2015-06-11 | 2015-11-04 | 贵州新碳高科有限责任公司 | Porous graphene film, and phase-changing energy-storing composite material |
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- 2015-11-23 CN CN201510814346.XA patent/CN105255085A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102666689A (en) * | 2009-10-16 | 2012-09-12 | 嘉洛斯控股有限公司 | Liquid formulation |
| CN103554658A (en) * | 2013-10-18 | 2014-02-05 | 深圳职业技术学院 | Porous plastic material and preparation method thereof |
| CN105018041A (en) * | 2015-06-11 | 2015-11-04 | 贵州新碳高科有限责任公司 | Porous graphene film, and phase-changing energy-storing composite material |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503114A (en) * | 2017-08-23 | 2017-12-22 | 江苏英瑞世家实业有限公司 | A kind of preparation method of biomass graphite olefinic functionality denim fabric |
| CN108752830A (en) * | 2018-04-27 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of preparation method of skin carving expanded material |
| CN111729599A (en) * | 2020-07-04 | 2020-10-02 | 苏州德亨节能环保科技有限公司 | Process for adding expanded graphite into core material on color steel insulation board production line |
| CN111729599B (en) * | 2020-07-04 | 2022-04-22 | 苏州德亨节能环保科技有限公司 | Process for adding expanded graphite into core material on color steel insulation board production line |
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Application publication date: 20160120 |
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