CN104194201A - Low-temperature-resistant high impact PVC (polyvinyl chloride) tubular product and preparation method thereof - Google Patents
Low-temperature-resistant high impact PVC (polyvinyl chloride) tubular product and preparation method thereof Download PDFInfo
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- CN104194201A CN104194201A CN201410367236.9A CN201410367236A CN104194201A CN 104194201 A CN104194201 A CN 104194201A CN 201410367236 A CN201410367236 A CN 201410367236A CN 104194201 A CN104194201 A CN 104194201A
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Abstract
The invention discloses a low-temperature-resistant high impact PVC (polyvinyl chloride) tubular product and a preparation method thereof. The low-temperature-resistant high impact PVC tubular product is prepared from the following raw materials in parts by weight: 38-54 parts of SG-7 type PVC resin, 22-36 parts of ACS resin, 10-15 parts of polyurethane thermoplastic elastomer, 11-17 parts of graphite, 6-9 parts of polytetrafluoroethylene micro powder, 12-16 parts of carbon nanofibers, 10-15 parts of tetraethylene glycol diheptylate, 8-12 parts of glycerol trioleate, 4-6 parts of oxidized polyethlene wax, 5-10 parts of dioctyl azelate, 10-15 parts of triethylene glycol di-2-ethylhexoate, 3-5 parts of ethylene bis stearamide, 14-18 parts of aluminum powder, 15-20 parts of fumed silica, 5-10 parts of sludge dry powder, 10-15 parts of pelelith powder, 2-3 parts of lead cyanurate, 1-2 parts of a calcium-zinc composite stabilizer, 10-15 parts of composite nano powder, 1.5-2.5 parts of tri(sulfydryl ethyl ester stearate) antimony, 1-2 parts of an antioxidant 1035, and 1-2 parts of an antioxidant 168. The PVC tubular product has the characteristics of low temperature resistance, high impact strength and high toughness; on the premise of the high impact strength, the low-temperature resistance and the toughness of the PVC tubular product are greatly improved, so that the tubular product can be normally used for a long time at (-)50 DEG C, and thus, the service life of the PVC tubular product is prolonged.
Description
Technical field
The present invention relates to a kind of PVC material and preparation method thereof, be specifically related to a kind of low temperature resistant high-impact pvc pipe material and preparation method thereof.
Background technology
That polyvinyl chloride (PVC) has is fire-retardant, insulation, corrosion-resistant, intensity is high and the good over-all properties such as cheap, is widely used in making plastic pipe.In recent years, along with the fast development of scientific and technological level, more and more high to the performance requriements of pvc pipe material.Pvc pipe material in the market exists the poor shortcoming of low-temperature impact toughness, and low temperature brittleness cracking phenomena easily appears in life-time service,, greatly reduce its work-ing life, therefore, be badly in need of a kind of low temperature resistant high-impact pvc pipe material of exploitation, to meet market demands.
Summary of the invention
The object of the invention is to provide a kind of low temperature resistant high-impact pvc pipe material and preparation method thereof for the deficiencies in the prior art, and the feature that prepared pvc pipe material has is low temperature resistant, high impact and high tenacity are laid equal stress on, has extended its work-ing life.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of low temperature resistant high-impact pvc pipe material, raw material by following weight part is made: SG-7 type polyvinyl chloride resin 38-54, ACS resin 22-36, Polyurethane Thermoplastic Elastomer 10-15, graphite 11-17, ptfe micropowder 6-9, carbon nano fiber 12-16, tetraethylene glycol bis-enanthate 10-15, triolein 8-12, oxidized polyethlene wax 4-6, dioctyl azelate 5-10, triethylene glycol two 2-ethylhexoate 10-15, ethylene bis stearamide 3-5, aluminium powder 14-18, gas-phase silica 15-20, sludge dry powder 5-10, volcano stone flour 10-15, lead cyanurate 2-3, calcium-zinc composite stabilizing agent 1-2, composite nano powder 10-15, three (stearic acid mercapto ethyl ester) antimony 1.5-2.5, oxidation inhibitor 1035 1-2, irgasfos 168 1-2,
The preparation method of described composite nano powder is as follows: a, take rhombspar, lazurite and medical stone by weight the ratio of 4-8:3-6:2-3, mix, 820-880 DEG C of calcining 1-2h, be cooled to room temperature, pulverize, sieve, stand-by, b, get and be equivalent to silicon sol, the nm-class boron nitride of 5-10%, the nano titanium carbide of 4-8% and the Sodium hexametaphosphate 99 of 2-3% that powder weight 3-5 that step a makes solid content is doubly 40%, high speed dispersion 15-20min, filters, dry, 680-720 DEG C of calcining 2-4h, porphyrize, stand-by; C, get and be equivalent to the cationic hydroxy silicone oil of the powder weight 3-6% that step b makes, the 16-methyl heptadecanol of 2-4%, the oleyl alcohol myristinate sulphonamide of 1-3%, γ-mercaptopropyl trimethoxysilane of 0.5-1.5%, high-speed stirring 10-15min, dry, porphyrize, sieves.
The preparation method of low temperature resistant high-impact pvc pipe material of the present invention, comprises the following steps:
(1) getting SG-7 type polyvinyl chloride resin, tetraethylene glycol bis-enanthate, carbon nano fiber, ptfe micropowder, dioctyl azelate, gas-phase silica, volcano stone flour, lead cyanurate, oxidation inhibitor 1035 drops in high mixer and is uniformly mixed, treat that material frictional heat is to 80-90 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 40 DEG C, obtains compound A;
(2) get in ACS resin, Polyurethane Thermoplastic Elastomer, graphite, triolein, oxidized polyethlene wax, triethylene glycol two 2-ethylhexoates, aluminium powder, sludge dry powder, three (stearic acid mercapto ethyl ester) antimony, irgasfos 168 input high mixer and be uniformly mixed, treat that material frictional heat is to 85-95 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 40 DEG C, obtains compound A;
(3) the above-mentioned compound A making, compound B and remaining raw material are together dropped in high mixer and are uniformly mixed, treat that material frictional heat is to 100-110 DEG C, material is entered in cold mixer and lowered the temperature, and discharging in the time that temperature drops to below 50 DEG C, obtains compound C;
(4) the compound C of above-mentioned gained is delivered to extrusion moulding in twin screw extruder and make tubing.
Beneficial effect of the present invention:
The feature that pvc pipe material of the present invention has is low temperature resistant, high impact and high tenacity are laid equal stress on, ensureing under the prerequisite of high impact, greatly promote lower temperature resistance and the toughness of pvc pipe material, tubing can normally be used for a long time at-50 DEG C, extended work-ing life.
Embodiment
A kind of low temperature resistant high-impact pvc pipe material, raw material by following weight (kg) is made: SG-7 type polyvinyl chloride resin 48, ACS resin 32, Polyurethane Thermoplastic Elastomer 13, graphite 15, ptfe micropowder 7, carbon nano fiber 14, tetraethylene glycol bis-enanthate 12, triolein 10, oxidized polyethlene wax 5, dioctyl azelate 8, triethylene glycol two 2-ethylhexoates 12, ethylene bis stearamide 4, aluminium powder 16, gas-phase silica 18, sludge dry powder 7, volcano stone flour 12, lead cyanurate 2.5, calcium-zinc composite stabilizing agent 1.5, composite nano powder 12, three (stearic acid mercapto ethyl ester) antimony 2, oxidation inhibitor 1,035 1.5, irgasfos 168 1,
The preparation method of described composite nano powder is as follows: a, take rhombspar, lazurite and medical stone by weight the ratio of 6:4:3, mix 860 DEG C of calcining 1.5h, be cooled to room temperature, pulverize, sieve, stand-by, b, get and be equivalent to silicon sol that the solid content of 4 times of powder weight that step a makes is 40%, 8% nm-class boron nitride, 6% nano titanium carbide and 2.5% Sodium hexametaphosphate 99, high speed dispersion 15min, filters, dry, 720 DEG C of calcining 2h, porphyrize, stand-by; C, get and be equivalent to the cationic hydroxy silicone oil of the powder weight 4% that step b makes, 3% 16-methyl heptadecanol, 2% oleyl alcohol myristinate sulphonamide, γ-mercaptopropyl trimethoxysilane of 1%, high-speed stirring 10min, dry, porphyrize, sieves.
The preparation method of low temperature resistant high-impact pvc pipe material, comprises the following steps:
(1) getting SG-7 type polyvinyl chloride resin, tetraethylene glycol bis-enanthate, carbon nano fiber, ptfe micropowder, dioctyl azelate, gas-phase silica, volcano stone flour, lead cyanurate, oxidation inhibitor 1035 drops in high mixer and is uniformly mixed, treat material frictional heat to 85 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 40 DEG C, obtains compound A;
(2) get in ACS resin, Polyurethane Thermoplastic Elastomer, graphite, triolein, oxidized polyethlene wax, triethylene glycol two 2-ethylhexoates, aluminium powder, sludge dry powder, three (stearic acid mercapto ethyl ester) antimony, irgasfos 168 input high mixer and be uniformly mixed, treat material frictional heat to 90 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 40 DEG C, obtains compound A;
(3) the above-mentioned compound A making, compound B and remaining raw material are together dropped in high mixer and are uniformly mixed, treat material frictional heat to 105 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 50 DEG C, obtains compound C;
(4) the compound C of above-mentioned gained is delivered to extrusion moulding in twin screw extruder and make tubing.
The above-mentioned pvc pipe material Performance Detection making is as shown in the table:
| Project | Result |
| Tensile strength (MPa) | 18.4 |
| Elongation at break (%) | 405 |
| Shock strength (kJ/m -2) | 17.9 |
| Brittle temperature (DEG C) | -50 |
Claims (2)
1. a low temperature resistant high-impact pvc pipe material, it is characterized in that, raw material by following weight part is made: SG-7 type polyvinyl chloride resin 38-54, ACS resin 22-36, Polyurethane Thermoplastic Elastomer 10-15, graphite 11-17, ptfe micropowder 6-9, carbon nano fiber 12-16, tetraethylene glycol bis-enanthate 10-15, triolein 8-12, oxidized polyethlene wax 4-6, dioctyl azelate 5-10, triethylene glycol two 2-ethylhexoate 10-15, ethylene bis stearamide 3-5, aluminium powder 14-18, gas-phase silica 15-20, sludge dry powder 5-10, volcano stone flour 10-15, lead cyanurate 2-3, calcium-zinc composite stabilizing agent 1-2, composite nano powder 10-15, three (stearic acid mercapto ethyl ester) antimony 1.5-2.5, oxidation inhibitor 1035 1-2, irgasfos 168 1-2,
The preparation method of described composite nano powder is as follows: a, take rhombspar, lazurite and medical stone by weight the ratio of 4-8:3-6:2-3, mix, 820-880 DEG C of calcining 1-2h, be cooled to room temperature, pulverize, sieve, stand-by, b, get and be equivalent to silicon sol, the nm-class boron nitride of 5-10%, the nano titanium carbide of 4-8% and the Sodium hexametaphosphate 99 of 2-3% that powder weight 3-5 that step a makes solid content is doubly 40%, high speed dispersion 15-20min, filters, dry, 680-720 DEG C of calcining 2-4h, porphyrize, stand-by; C, get and be equivalent to the cationic hydroxy silicone oil of the powder weight 3-6% that step b makes, the 16-methyl heptadecanol of 2-4%, the oleyl alcohol myristinate sulphonamide of 1-3%, γ-mercaptopropyl trimethoxysilane of 0.5-1.5%, high-speed stirring 10-15min, dry, porphyrize, sieves.
2. the preparation method of low temperature resistant high-impact pvc pipe material according to claim 1, is characterized in that comprising the following steps:
(1) getting SG-7 type polyvinyl chloride resin, tetraethylene glycol bis-enanthate, carbon nano fiber, ptfe micropowder, dioctyl azelate, gas-phase silica, volcano stone flour, lead cyanurate, oxidation inhibitor 1035 drops in high mixer and is uniformly mixed, treat that material frictional heat is to 80-90 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 40 DEG C, obtains compound A;
(2) get in ACS resin, Polyurethane Thermoplastic Elastomer, graphite, triolein, oxidized polyethlene wax, triethylene glycol two 2-ethylhexoates, aluminium powder, sludge dry powder, three (stearic acid mercapto ethyl ester) antimony, irgasfos 168 input high mixer and be uniformly mixed, treat that material frictional heat is to 85-95 DEG C, material is entered in cold mixer and lowered the temperature, discharging in the time that temperature drops to below 40 DEG C, obtains compound A;
(3) the above-mentioned compound A making, compound B and remaining raw material are together dropped in high mixer and are uniformly mixed, treat that material frictional heat, to 100-110 DEG C, enters material in cold mixer and lowers the temperature, discharging in the time that temperature drops to below 50 DEG C, obtains compound C;
(4) the compound C of above-mentioned gained is delivered to extrusion moulding in twin screw extruder and make tubing.
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| CN201410367236.9A CN104194201A (en) | 2014-07-29 | 2014-07-29 | Low-temperature-resistant high impact PVC (polyvinyl chloride) tubular product and preparation method thereof |
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| CN201410367236.9A CN104194201A (en) | 2014-07-29 | 2014-07-29 | Low-temperature-resistant high impact PVC (polyvinyl chloride) tubular product and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105838101A (en) * | 2016-05-19 | 2016-08-10 | 陆玉如 | Frozen cracking preventing plastic water pipe |
| CN106519495A (en) * | 2016-10-28 | 2017-03-22 | 祖兴保 | A highly antishock PVC tube and a preparing method thereof |
| CN109280298A (en) * | 2018-09-28 | 2019-01-29 | 安徽金日包装有限公司 | A kind of antistatic wear-resistant PVC material of elasticity |
| CN109506051A (en) * | 2018-11-27 | 2019-03-22 | 广东中讯通讯设备实业有限公司 | A kind of pvc pipe of high-impact |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399400A (en) * | 2011-10-09 | 2012-04-04 | 常熟市星源金属涂层厂 | Composition of low-temperature resisting PVC composite hosepipe, and preparation method thereof |
| CN103289312A (en) * | 2013-05-27 | 2013-09-11 | 苏州麦克食品机械塑胶有限公司 | High-temperature-resistant and low-temperature-resistant plastic |
| CN103524940A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold resistant pvc cable material and preparation method thereof |
| CN103554604A (en) * | 2013-10-30 | 2014-02-05 | 安徽国通高新管业股份有限公司 | Low-temperature impact-resistant tubular product |
-
2014
- 2014-07-29 CN CN201410367236.9A patent/CN104194201A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399400A (en) * | 2011-10-09 | 2012-04-04 | 常熟市星源金属涂层厂 | Composition of low-temperature resisting PVC composite hosepipe, and preparation method thereof |
| CN103289312A (en) * | 2013-05-27 | 2013-09-11 | 苏州麦克食品机械塑胶有限公司 | High-temperature-resistant and low-temperature-resistant plastic |
| CN103524940A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold resistant pvc cable material and preparation method thereof |
| CN103554604A (en) * | 2013-10-30 | 2014-02-05 | 安徽国通高新管业股份有限公司 | Low-temperature impact-resistant tubular product |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105838101A (en) * | 2016-05-19 | 2016-08-10 | 陆玉如 | Frozen cracking preventing plastic water pipe |
| CN106519495A (en) * | 2016-10-28 | 2017-03-22 | 祖兴保 | A highly antishock PVC tube and a preparing method thereof |
| CN109280298A (en) * | 2018-09-28 | 2019-01-29 | 安徽金日包装有限公司 | A kind of antistatic wear-resistant PVC material of elasticity |
| CN109506051A (en) * | 2018-11-27 | 2019-03-22 | 广东中讯通讯设备实业有限公司 | A kind of pvc pipe of high-impact |
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Application publication date: 20141210 |