CN103224663A - Low-energy consumption plastic ground heating pipe product and preparation method thereof - Google Patents
Low-energy consumption plastic ground heating pipe product and preparation method thereof Download PDFInfo
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- CN103224663A CN103224663A CN2013101823054A CN201310182305A CN103224663A CN 103224663 A CN103224663 A CN 103224663A CN 2013101823054 A CN2013101823054 A CN 2013101823054A CN 201310182305 A CN201310182305 A CN 201310182305A CN 103224663 A CN103224663 A CN 103224663A
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Abstract
The invention discloses a pipeline product, and particularly discloses a low-energy consumption plastic ground heating pipe product and a preparation method thereof. The low-energy consumption plastic ground heating pipe product is prepared from macromolecule master batch granules and heat-resisting polyethylene granules in a mass ratio of 1:50, wherein the macromolecule master batch granules are prepared from the following raw materials in parts by weight: 3-25 parts of metal powder or metallic oxide powder, 65-95 parts of heat-resisting polyethylene powder, 2 parts of coupling agent KH and 1 part of plasticizer. The pipe product disclosed by the invention has the characteristics of heat stability, long-term static pressure resistance capacity and good anti-impact property, has good flexibility, high coefficient of heat conduction of pipelines and excellent sanitation property, and is easy to construct, convenient to install, energy-saving and environmentally-friendly.
Description
Technical field
The present invention relates to pipeline tubing, particularly a kind of low power consuming plastics ground heating pipes, and the preparation method of this tubing.
Background technology
The tubing that present domestic floor heating radiant heating is commonly used mainly contains the plastic-aluminum pipe, the PE-Xa pipe, PE-RT etc. are multiple, comparatively speaking, the performance of PE-RT floor heating pipe and cost performance aspect all are better than other two kinds, the PE-RT floor heating pipe is a heat-resisting polyethylene tube, heat-proof polythene is a kind of non-crosslinked polyethylene that can be used for hot-water line, this is a kind of a kind of polyethylene product that adopts specific molecule design and synthesis technique to produce, this material adopts octene as comonomer, number and distribution to side chain on the sub polyethylene subchain in polymerization process are accurately controlled, give this material distinctive molecular structure, material heat-resisting, anti-static pressure performance, stress cracking resistance is all significantly strengthened.Advantage such as the PE-RT floor heating pipe has easy processing, can weld, snappiness is good, aspect thermal conductivity, PE-RT can reach 0.4 W/ (mK), but also there is technical problem in tubing at present: thermal conductivity is less, and radiating effect and radiating rate are still waiting further raising.
Summary of the invention
Technical problem to be solved by this invention provides a kind of low power consuming plastics ground heating pipes, it has solved the technical problem of existing heat-proof polythene ground heating pipes poor thermal conductivity, radiating effect and radiating rate difference, and thermal conductivity of the present invention is good, rapid heat dissipation, energy-saving and environmental protection.
In order to solve the problems of the technologies described above, the present invention is achieved through the following technical solutions:
A kind of low power consuming plastics ground heating pipes, it is to be that polymer masterbatch pellet and the heat-proof polythene pellet of 1:50 is prepared from by mass ratio, and wherein polymer masterbatch pellet is to be prepared from by described parts by weight by following raw material: metal-powder or metal oxide powder 3-25 part, heat-proof polythene powder are that 65-95 part, coupling agent KH-550 are 1 part of 2 part, softening agent.
Above-mentioned polymer masterbatch pellet is to be prepared from by described parts by weight by following raw material: 15 parts of metal-powder or metal oxide powders, heat-proof polythene powder are that 80 parts, coupling agent KH-550 are 1 part of 2 part, softening agent.
Above-mentioned softening agent is any one in dioctyl phthalate (DOP), dibutyl phthalate, diheptyl phthalate, Di Iso Decyl Phthalate, adipic acid dioctyl ester, the dioctyl sebacate.
The above-mentioned metal-powder or the thermal conductivity of metal oxide powder are more than 100W/mK.
Above-mentioned metal-powder or metal oxide powder are any one in copper powder, silver powder, magnesium dust, aluminium powder form, alumina powder, the magnesium oxide powder.
A kind of preparation method of low power consuming plastics ground heating pipes, get and meet described parts by weight metal-powder or metal oxide powder and coupling agent KH-550 and mix after by 1000 mesh sieves, solvent is in 99% alcohol solvent to the mass percent concentration of 0.1-0.5 part after mixing, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back at 40 ℃ of dry 1.5-2.5 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, to join the tablets press granulation primary and secondary material pellet that secures satisfactory grades standby with meeting the heat-proof polythene powder of described parts by weight and softening agent with polymer masterbatch powder; Get the polymer masterbatch pellet and the heat-proof polythene pellet that meet described parts by weight and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 78-82 ℃, and the time is 3-4 hour, with dried material by co-extrusion machine extrude tubing.
Owing to adopt technique scheme, make the present invention have following advantage and effect:
Owing to added higher metal-powder or the metal oxide powder polyethylene masterbatch of thermal conductivity in the tubing, make each raw material of tubing produce synergy, make the thermal conductivity of tubing be improved, in installation process, can save and increase tubing laying spacing, reach heating effect equally, thereby reach the saving material, and saving heat, heat is not wasted, when producing metal-powder or metal oxide powder polymer masterbatch, add coupling agent KH-550 in addition, the consistency of metal-powder or metal oxide powder and heat-proof polythene powder is improved.
Tubing of the present invention has thermostability and long-term anti-static pressure ability, characteristics that shock resistance is good, has good snappiness, is easy to construction, and it is convenient to install, pipeline thermal transmissibility factor height, but save energy, and sanitation performance is good, not only energy-conservation but also environmental protection.
Embodiment
The present invention is described further below in conjunction with embodiment.Following examples only are several specific embodiment of the present invention, but design concept of the present invention is not limited thereto, and allly utilize this design that the present invention is carried out the change of unsubstantiality, all should belong to the behavior of invading protection domain of the present invention.
Method among the following embodiment if no special instructions, is ordinary method.
Percentage composition among the following embodiment is the quality percentage composition if no special instructions.
Embodiment 1
The preparation method of low power consuming plastics ground heating pipes, get 30g copper powder and 20g coupling agent KH-550(U.S. union carbide corporation A-1100) by mixing behind 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.5g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 2 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 950g heat-proof polythene (PE-RT) powder and 10g dioctyl phthalate (DOP) are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 78 ℃, and the time is 4 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 2
The preparation method of low power consuming plastics ground heating pipes, get 150g alumina powder and the 20g coupling agent KH-550(Japan KBM-903 of SHIN-ETSU HANTOTAI) by mixing behind 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.4g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 2 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 800g heat-proof polythene (PE-RT) powder and 10g dioctyl phthalate (DOP) are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 80 ℃, and the time is 3.5 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 3
The preparation method of low power consuming plastics ground heating pipes, get 250g magnesium dust and the 20g coupling agent KH-550(Japan KBM-903 of SHIN-ETSU HANTOTAI) by mixing behind 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.3g mass percent concentration, 120 rev/mins of sonic oscillations are then in vacuum drying oven under the normal temperature, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 1.5 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 650g heat-proof polythene (PE-RT) powder and 10g dibutyl phthalate are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 82 ℃, and the time is 3 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 4
The preparation method of low power consuming plastics ground heating pipes, getting 30g aluminium powder form and 20g coupling agent KH-550 mixes after by 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.1g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 2.5 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 650g heat-proof polythene (PE-RT) powder and 10g diheptyl phthalate are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 82 ℃, and the time is 3.2 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 5
The preparation method of low power consuming plastics ground heating pipes, getting 250g aluminium powder form and 20g coupling agent KH-550 mixes after by 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.5g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 2.5 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 950g heat-proof polythene (PE-RT) powder and 10g Di Iso Decyl Phthalate are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 78 ℃, and the time is 3.8 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 6
The preparation method of low power consuming plastics ground heating pipes, get 100g alumina powder and the 20g coupling agent KH-550(Japan KBM-903 of SHIN-ETSU HANTOTAI) by mixing behind 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.25g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 2.3 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 750g heat-proof polythene (PE-RT) powder and 10g dioctyl phthalate (DOP) are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 81 ℃, and the time is 3.4 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 7
The preparation method of low power consuming plastics ground heating pipes, getting 200g silver powder and 20g coupling agent KH-550 mixes after by 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.35g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 1.8 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 700g heat-proof polythene (PE-RT) powder and 10g adipic acid dioctyl ester are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 79 ℃, and the time is 3.7 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
Embodiment 8
The preparation method of low power consuming plastics ground heating pipes, get 180g magnesia powder and 20g coupling agent KH-550(U.S. union carbide corporation A-1100) by mixing behind 1000 mesh sieves, mix the back solvent and be in 99% the alcohol solvent to the 0.45g mass percent concentration, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back 40 ℃ of dryings 2.2 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, it is standby that polymer masterbatch powder and 850g heat-proof polythene (PE-RT) powder and 10g adipic acid dioctyl ester are joined the tablets press granulation primary and secondary material pellet that secures satisfactory grades as softening agent; Get polymer masterbatch pellet and 500g heat-proof polythene (PE-RT) pellet that 10g prepares and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 77 ℃, and the time is 3.6 hours, with dried material by co-extrusion machine extrude tubing.Tubing is coiled, and cuts into sl..
The extrusion temperature of the co-extrusion machine among any one embodiment of embodiment 1-8 sees Table 1.
Extrusion temperature is as follows: table 1
| Temperature section | Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | Mould 1 | Mould 1 | Mould 1 |
| Temperature (℃) | 160～180 | 165～185 | 175～190 | 190～210 | 195～215 | 190～220 | 185～200 | 190～210 |
The tubing that embodiment 1-8 makes adopts this area ordinary method to detect, and detected result is as shown in table 2.
Table 2
| Sequence number | Project | Technical requirements |
| 1 | Vertical relaxation shrinkage 110, %) | ≤2% |
| 2 | Melt flow rate (MFR) (190 ℃, 5kg, g/10min) | 30% of velocity of variation≤raw material |
| 3 | Hydrostatic test (20 ℃, 1h) | Ne-leakage, crack-free |
| 4 | Hydrostatic test (95 ℃, 165h) | Ne-leakage, crack-free |
| 5 | Thermal conductivity (W/mK), | 0.95 more than |
The characteristics of the selected raw material of embodiment 1-8 are as follows:
Heat-proof polythene powder and pellet have following characteristics: density 0.930～0.935/cm
3, melting index (190 ℃ 5kg) are not more than that 0.65g/10min, tensile yield strength (50mm/min) are not less than 2.5MPa, elongation at break (50mm/min) is not less than 350%.
Metal-powder or metal oxide powder have following characteristics: more than the thermal conductivity 100W/mK.
Coupling agent KH-550(is U.S.'s union carbide corporation A-1100, the Japanese KBM-903 of SHIN-ETSU HANTOTAI the best wherein), colourless or little yellow transparent liquid, highly versatile dissolves in organic solvent, but acetone, tetracol phenixin are not suitable for doing thinner.Water soluble, hydrolysis in water, 217 ℃ of boiling points, density P25'g/m1 0.946, refractive index ND25:1.4205,104 ℃ of flash-points, molecular weight 221.4 content 〉=97%.
Claims (6)
1. low power consuming plastics ground heating pipes, it is characterized in that it is is that polymer masterbatch pellet and the heat-proof polythene pellet of 1:50 is prepared from by mass ratio, wherein polymer masterbatch pellet is to be prepared from by described parts by weight by following raw material: metal-powder or metal oxide powder 3-25 part, heat-proof polythene powder are that 65-95 part, coupling agent KH-550 are 1 part of 2 part, softening agent.
2. a kind of low power consuming plastics ground heating pipes according to claim 1 is characterized in that described polymer masterbatch pellet is to be prepared from by described parts by weight by following raw material: 15 parts of metal-powder or metal oxide powders, heat-proof polythene powder are that 80 parts, coupling agent KH-550 are 1 part of 2 part, softening agent.
3. a kind of low power consuming plastics ground heating pipes according to claim 1 and 2 is characterized in that described softening agent is any one in dioctyl phthalate (DOP), dibutyl phthalate, diheptyl phthalate, Di Iso Decyl Phthalate, adipic acid dioctyl ester, the dioctyl sebacate.
4. a kind of low power consuming plastics ground heating pipes according to claim 1 and 2, the thermal conductivity that it is characterized in that described metal-powder or metal oxide powder is more than 100W/mK.
5. a kind of low power consuming plastics ground heating pipes according to claim 4 is characterized in that described metal-powder or metal oxide powder are that above-mentioned metal-powder or metal oxide powder are any one in copper powder, silver powder, magnesium dust, aluminium powder form, alumina powder, the magnesium oxide powder.
6. the preparation method of claim 1 or 2 described low power consuming plastics ground heating pipes, get and meet described parts by weight metal-powder or metal oxide powder and coupling agent KH-550 and mix after by 1000 mesh sieves, solvent is in 99% alcohol solvent to the mass percent concentration of 0.1-0.5 part after mixing, sonic oscillation is 120 rev/mins under the normal temperature, then in vacuum drying oven, alcohol solvent was removed in heating in 180 minutes under 100 ℃, take out the back at 40 ℃ of dry 1.5-2.5 hours, be cooled to normal temperature, be stored in the primary and secondary material powder that secures satisfactory grades in the moisture eliminator, to join the tablets press granulation primary and secondary material pellet that secures satisfactory grades standby with meeting the heat-proof polythene powder of described parts by weight and softening agent with polymer masterbatch powder; Get the polymer masterbatch pellet and the heat-proof polythene pellet that meet described parts by weight and put into the mixer uniform mixing, raw material after mixing is put into baking oven and is carried out drying, drying temperature is 78-82 ℃, and the time is 3-4 hour, with dried material by co-extrusion machine extrude tubing.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613851A (en) * | 2013-10-22 | 2014-03-05 | 安徽省忠宏管业科技有限公司 | PPR pipe having high ageing resistance and manufacturing method thereof |
| CN104403164A (en) * | 2014-11-05 | 2015-03-11 | 甘肃银财管道有限公司 | Thermochomic floor heating bushing and production technology thereof |
| CN107090119A (en) * | 2017-06-09 | 2017-08-25 | 长春金鹏塑钢制品有限公司 | A kind of compression-resistant material for increasing thermal conductivity and preparation method thereof |
| CN109677069A (en) * | 2018-12-20 | 2019-04-26 | 中核同辐（长春）辐射技术有限公司 | A kind of Multi-layer composite high thermal conductivity cross-linking radiation ground heating pipes and preparation method thereof |
| CN112140645A (en) * | 2019-06-26 | 2020-12-29 | 青岛宏泰铜业有限公司 | Plastic-coated copper pipe |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666397A (en) * | 2009-10-28 | 2010-03-10 | 天津市军星管材制造有限公司 | Heat conductive plastic pipe |
-
2013
- 2013-05-17 CN CN201310182305.4A patent/CN103224663B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666397A (en) * | 2009-10-28 | 2010-03-10 | 天津市军星管材制造有限公司 | Heat conductive plastic pipe |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613851A (en) * | 2013-10-22 | 2014-03-05 | 安徽省忠宏管业科技有限公司 | PPR pipe having high ageing resistance and manufacturing method thereof |
| CN103613851B (en) * | 2013-10-22 | 2016-03-02 | 安徽省忠宏管业科技有限公司 | A kind of PPR pipe of high anti-ageing and manufacture method thereof |
| CN104403164A (en) * | 2014-11-05 | 2015-03-11 | 甘肃银财管道有限公司 | Thermochomic floor heating bushing and production technology thereof |
| CN104403164B (en) * | 2014-11-05 | 2017-08-25 | 甘肃银财管道有限公司 | A kind of heat-sensitive variable colour type floor heating sleeve pipe and its preparation technology |
| CN107090119A (en) * | 2017-06-09 | 2017-08-25 | 长春金鹏塑钢制品有限公司 | A kind of compression-resistant material for increasing thermal conductivity and preparation method thereof |
| CN109677069A (en) * | 2018-12-20 | 2019-04-26 | 中核同辐（长春）辐射技术有限公司 | A kind of Multi-layer composite high thermal conductivity cross-linking radiation ground heating pipes and preparation method thereof |
| CN112140645A (en) * | 2019-06-26 | 2020-12-29 | 青岛宏泰铜业有限公司 | Plastic-coated copper pipe |
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| CN103224663B (en) | 2015-09-02 |
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Effective date of registration: 20210617 Address after: 124000 Economic Development Zone, Panshan County, Panjin City, Liaoning Province Patentee after: Liaoning Kangxiang Plastic Co.,Ltd. Address before: 124000 Economic Development Zone, Panshan County, Panjin City, Liaoning Province Patentee before: LIAONING KANGTAI PLASTIC TECHNOLOGY Co.,Ltd. |