CN105440388A - Heat-preservation heat-insulation rubber plate and preparation method thereof - Google Patents
Heat-preservation heat-insulation rubber plate and preparation method thereof Download PDFInfo
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- CN105440388A CN105440388A CN201510929505.0A CN201510929505A CN105440388A CN 105440388 A CN105440388 A CN 105440388A CN 201510929505 A CN201510929505 A CN 201510929505A CN 105440388 A CN105440388 A CN 105440388A
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Abstract
The invention discloses a heat-preservation heat-insulation rubber plate. The heat-preservation heat-insulation rubber plate is prepared from 60-80 parts by weight of regenerated rubber, 30-40 parts by weight of cinerite, 15-25 parts by weight of vermiculite powder, 4-6 parts by weight of rosin, 2-4 parts by weight of butyl acrylate, 1-2 parts by weight of propylene glycol alginate, 0.1-0.2 parts by weight of potassium persulphate, 1-2 parts by weight of disodium ethylene diamine tetraacetate, 1-2 parts by weight of sulphur, 0.1-0.2 parts by weight of sodium dodecyl sulfate, 2-4 parts by weight of bisphenol-A epoxy resin, 1-2 parts by weight of zinc stearate, 1-2 parts by weight of polyvinyl alcohol and 5-10 parts by weight of a composite auxiliary agent. The heat-preservation heat-insulation rubber plate has good mechanical properties and use performances, good heat-preservation and heat-insulation effects and high strength, is soft and is suitable for the field of building heat insulation.
Description
Technical field
The present invention relates to regenerated rubber technical field, particularly relate to a kind of heat insulating rubber plate and preparation method thereof.
Background technology
Along with expanding economy, the demand of rubber is also being promoted.Meanwhile, the process of waste old also becomes one of serious problems that people face.The degradation property of rubber is poor, over a long time can not natural degradation, and a large amount of waste olds not only causes potential threat to physical environment, wastes resource.One of main path of waste old comprehensive utilization again processes waste old, makes it be converted into regenerated rubber, thus make the best use of everything, realize recycling economy development.Regenerated rubber can replace rubber on the one hand, alleviates the serious scarcity of natural rubber; Decrease potential pollution on the other hand, be conducive to environmental protection.
The subject matter that current regenerated rubber exists is exactly that its mechanical property indices declines, and poor processability, only can be applied to low grade products, and its use properties and value added are not high, limits its use in medium and high-grade goods.Therefore, improve over-all properties and the value added of reclaimed rubber products, widen the important development direction that its range of application is current reclaimed rubber products.The rubber plate with good thermal and insulating performance is suitable for building heat preservation field, has wide range of applications, and has the higher market requirement.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of heat insulating rubber plate and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of heat insulating rubber plate, it is obtained by the raw material of following weight parts:
Regenerated rubber 60-80, volcanic ash 30-40, vermiculite power 15-25, rosin 4-6, butyl acrylate 2-4, propylene glycol alginate 1-2, Potassium Persulphate 0.1-0.2, disodium ethylene diamine tetraacetate 1-2, sulphur 1-2, sodium lauryl sulphate 0.1-0.2, bisphenol A type epoxy resin 2-4, Zinic stearas 1-2, polyvinyl alcohol 1-2, composite assistant 5-10;
Wherein composite assistant is made up of the raw material of following weight part: tea-seed oil 30-40, turps 3-5, glycerol 1-2, tributyl acetylcitrate 10-15, phytic acid 0.5-1,1-2, nano titanium oxide 1-2; The preparation method of composite assistant be by after glycerol, phytic acid, mixing 80-90 DEG C stir 0.5-1h, then mix with all the other raw materials, 50-60 DEG C, 1000-1500r/min stirs 1-2h, after cooling and get final product.
A preparation method for heat insulating rubber plate, comprises the following steps:
(1) mix pressing solid-liquid weight ratio 1:4-1:5 after volcanic ash and vermiculite power mixing with water, add butyl acrylate and sodium lauryl sulphate 90-95 DEG C again, 1000-1500r/min stirs 5-10min, then instill rapidly the rosin of melting and stir 10-15min under similarity condition, finally add Potassium Persulphate 70-80 DEG C of reaction 4-6h, cooled and filtered, be ground to 100-200 order after 100-120 DEG C of drying completely, obtain modified powder;
(2) after regenerated rubber, bisphenol A type epoxy resin being mixed with composite assistant, 80-100 DEG C mixes 0.5-1h, then adds Zinic stearas and propylene glycol alginate 50-60 DEG C of stirring 1-2h, obtains rubber stock;
(3) modified powder in (1) is added in reactor jointly with the rubber stock in (2) mix 10-15min prior to 100-120 DEG C, then all the other raw materials are added in 60-100 DEG C of mixing 0.5-1h, finally extrude with twin screw extruder 200-240 DEG C and obtain reclaimed rubber composite material, after Mould Machining is shaping, namely obtain heat insulating rubber plate.
Advantage of the present invention is:
Containing abundant activeconstituents in tea-seed oil, comprise tea-polyphenol, sterol, squalene etc., auxiliary softening effect can be played, tea-seed oil has stronger perviousness simultaneously, can penetrate in the space of rubber molecular chain rapidly and equably, increase rubber molecule spacing, contribute to flexibility and the mobility of improving sizing material, improve the processing characteristics of regenerated rubber.
The present invention is composite with tea-seed oil, turps and tributyl acetylcitrate, be aided with phytic acid, nano titanium oxide isoreactivity composition obtains composite assistant, the plasticity-of sizing material, mobility, tackiness can be increased, effectively improve weathering resistance and the processing characteristics of regenerated rubber; Rosin and butyl acrylate active group is introduced to volcanic ash and vermiculite power mixed powder surface by emulsion copolymerization reaction, can interact with rubber molecular chain group, effectively improve the consistency of powder and sizing material, powder is uniformly dispersed in sizing material, improves the mechanical property of sizing material; Utilize the composite of each raw material and synergy, make the rubber plate obtained have good mechanical property and use properties, good effect of heat insulation, quality is soft, and intensity is high, is suitable for building heat preservation field.
Embodiment
A kind of heat insulating rubber plate, it is obtained by the raw material of following weight parts:
Regenerated rubber 60, volcanic ash 30, vermiculite power 15, rosin 4, butyl acrylate 2, propylene glycol alginate 1, Potassium Persulphate 0.1, disodium ethylene diamine tetraacetate 1, sulphur 1, sodium lauryl sulphate 0.1, bisphenol A type epoxy resin 2, Zinic stearas 1, polyvinyl alcohol 1, composite assistant 5;
Wherein composite assistant is made up of the raw material of following weight part: tea-seed oil 30, turps 3, glycerol 1, tributyl acetylcitrate 10, phytic acid 0.5,1, nano titanium oxide 1; Glycerol, phytic acid, latter 80 DEG C of mixing are stirred 0.5h by the preparation method of composite assistant, then mix with all the other raw materials, 50 DEG C, 1000r/min stirs 1h, after cooling and get final product.
A preparation method for heat insulating rubber plate, comprises the following steps:
(1) mix pressing solid-liquid weight ratio 1:4 after volcanic ash and vermiculite power mixing with water, add butyl acrylate again and sodium lauryl sulphate 90 DEG C, 1000r/min stir 5min, then instill rapidly the rosin of melting and stir 10min under similarity condition, finally add Potassium Persulphate 70 DEG C reaction 4h, cooled and filtered, be ground to 100 orders after 100 DEG C of dryings completely, obtain modified powder;
(2) regenerated rubber, bisphenol A type epoxy resin are mixed latter 80 DEG C with composite assistant and mix 0.5h, then add Zinic stearas and propylene glycol alginate 50 DEG C stirring 1h, obtain rubber stock;
(3) modified powder in (1) is added in reactor jointly with the rubber stock in (2) mix 10min prior to 100 DEG C, then all the other raw materials are added in 60 DEG C of mixing 0.5h, extrude with twin screw extruder 200 DEG C and obtain reclaimed rubber composite material, after Mould Machining is shaping, namely obtain heat insulating rubber plate.
Carry out performance test to above-mentioned obtained rubber plate, result is as follows:
| Interventions Requested | Unit | Detected result |
| Shore hardness | Degree | 70 |
| Tensile strength | MPa | 18.1 |
| Elongation at break | ％ | 360 |
Claims (2)
1. a heat insulating rubber plate, is characterized in that, it is obtained by the raw material of following weight parts:
Regenerated rubber 60-80, volcanic ash 30-40, vermiculite power 15-25, rosin 4-6, butyl acrylate 2-4, propylene glycol alginate 1-2, Potassium Persulphate 0.1-0.2, disodium ethylene diamine tetraacetate 1-2, sulphur 1-2, sodium lauryl sulphate 0.1-0.2, bisphenol A type epoxy resin 2-4, Zinic stearas 1-2, polyvinyl alcohol 1-2, composite assistant 5-10;
Described composite assistant is made up of the raw material of following weight part: tea-seed oil 30-40, turps 3-5, glycerol 1-2, tributyl acetylcitrate 10-15, phytic acid 0.5-1,1-2, nano titanium oxide 1-2; The preparation method of composite assistant be by after glycerol, phytic acid, mixing 80-90 DEG C stir 0.5-1h, then mix with all the other raw materials, 50-60 DEG C, 1000-1500r/min stirs 1-2h, after cooling and get final product.
2. the preparation method of a kind of heat insulating rubber plate according to claim 1, is characterized in that, comprise the following steps:
(1) mix pressing solid-liquid weight ratio 1:4-1:5 after volcanic ash and vermiculite power mixing with water, add butyl acrylate and sodium lauryl sulphate 90-95 DEG C again, 1000-1500r/min stirs 5-10min, then instill rapidly the rosin of melting and stir 10-15min under similarity condition, finally add Potassium Persulphate 70-80 DEG C of reaction 4-6h, cooled and filtered, be ground to 100-200 order after 100-120 DEG C of drying completely, obtain modified powder;
(2) after regenerated rubber, bisphenol A type epoxy resin being mixed with composite assistant, 80-100 DEG C mixes 0.5-1h, then adds Zinic stearas and propylene glycol alginate 50-60 DEG C of stirring 1-2h, obtains rubber stock;
(3) modified powder in (1) is added in reactor jointly with the rubber stock in (2) mix 10-15min prior to 100-120 DEG C, then all the other raw materials are added in 60-100 DEG C of mixing 0.5-1h, finally extrude with twin screw extruder 200-240 DEG C and obtain reclaimed rubber composite material, after Mould Machining is shaping, namely obtain heat insulating rubber plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510929505.0A CN105440388A (en) | 2015-12-09 | 2015-12-09 | Heat-preservation heat-insulation rubber plate and preparation method thereof |
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| CN201510929505.0A CN105440388A (en) | 2015-12-09 | 2015-12-09 | Heat-preservation heat-insulation rubber plate and preparation method thereof |
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| CN105440388A true CN105440388A (en) | 2016-03-30 |
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| CN201510929505.0A Pending CN105440388A (en) | 2015-12-09 | 2015-12-09 | Heat-preservation heat-insulation rubber plate and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570238A (en) * | 2018-04-04 | 2018-09-25 | 江蔓青 | A kind of anti-aging modified waterproof roll asphalt material of coumarone indene resin-waste and old rubber and preparation method thereof |
| CN108912405A (en) * | 2018-04-25 | 2018-11-30 | 曾冬梅 | A kind of sound insulation antibacterial polystyrene plates and preparation method |
| CN109233126A (en) * | 2018-07-05 | 2019-01-18 | 何亚龙 | A kind of flame-retardant expanded plate of polystyrene and preparation method |
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| CN101143954A (en) * | 2007-10-24 | 2008-03-19 | 华东理工大学 | Polyvinyl chloride modified resin |
| CN101173069A (en) * | 2007-10-16 | 2008-05-07 | 浙江绿环橡木有限公司 | Restored rubber produced hardwood sheet material and method for producing the same |
| CN104371278A (en) * | 2014-10-31 | 2015-02-25 | 合肥鼎雅家具有限责任公司 | Epoxy resin composite material containing rice straw ashes and preparation method of epoxy resin composite material |
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2015
- 2015-12-09 CN CN201510929505.0A patent/CN105440388A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173069A (en) * | 2007-10-16 | 2008-05-07 | 浙江绿环橡木有限公司 | Restored rubber produced hardwood sheet material and method for producing the same |
| CN101143954A (en) * | 2007-10-24 | 2008-03-19 | 华东理工大学 | Polyvinyl chloride modified resin |
| CN104371278A (en) * | 2014-10-31 | 2015-02-25 | 合肥鼎雅家具有限责任公司 | Epoxy resin composite material containing rice straw ashes and preparation method of epoxy resin composite material |
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| 王建伟 等，: "《造园材料》", 30 September 2014 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570238A (en) * | 2018-04-04 | 2018-09-25 | 江蔓青 | A kind of anti-aging modified waterproof roll asphalt material of coumarone indene resin-waste and old rubber and preparation method thereof |
| CN108912405A (en) * | 2018-04-25 | 2018-11-30 | 曾冬梅 | A kind of sound insulation antibacterial polystyrene plates and preparation method |
| CN109233126A (en) * | 2018-07-05 | 2019-01-18 | 何亚龙 | A kind of flame-retardant expanded plate of polystyrene and preparation method |
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Application publication date: 20160330 |