CN104140609A - Creep-resistant polyvinyl chloride pipe material and preparation method thereof - Google Patents
Creep-resistant polyvinyl chloride pipe material and preparation method thereof Download PDFInfo
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- CN104140609A CN104140609A CN201410278862.0A CN201410278862A CN104140609A CN 104140609 A CN104140609 A CN 104140609A CN 201410278862 A CN201410278862 A CN 201410278862A CN 104140609 A CN104140609 A CN 104140609A
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Abstract
The invention discloses a creep-resistant polyvinyl chloride pipe material and a preparation method thereof. The creep-resistant polyvinyl chloride pipe material is prepared from the following raw materials in parts by weight: 32-46 parts of SG-8 PVC resin, 24-38 parts of polyphenoxy resin, 3-6 parts of methyl stearate pentachloride, 5-10 parts of bronze powder, 10-15 parts of tremolite powder, 15-25 parts of polybutylene terephthalate, 12-16 parts of phenyl alkylsulfonate, 4-8 parts of rosin, 5-10 parts of hydrogenated castor oil, 8-14 parts of diallyl maleate, 2-3 parts of dibasic lead phosphate, 1.5-2.5 parts of a zinc barium liquid compound stabilizer, 5-10 parts of butyl oleate, 3-5 parts of ethylene-bis-stearamide, 15-20 parts of precipitated white carbon black, 1-2 parts of coconut oil fatty acid diethanolamide, 5-10 parts of glass residue powder and 14-18 parts of nano-composite powder. The PVC pipe material is excellent in creep resistance, still can keep relatively high mechanical property in a long-term loaded environment, cannot deform or age after being used for a long term, and is long in service life.
Description
Technical field
The present invention relates to a kind of PVC material and preparation method thereof, be specifically related to a kind of creep resistance polychloroethylene pipes 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 creep resistance, and the in the situation that of long duration load, easily distortion and aging, greatly reduces its work-ing life, therefore, is badly in need of a kind of creep resistance polychloroethylene pipes of exploitation, to meet market demands.
Summary of the invention
The object of the invention is to provide a kind of creep resistance polychloroethylene pipes and preparation method thereof for the deficiencies in the prior art, improves the creep-resistant property of pvc pipe material.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of creep resistance polychloroethylene pipes, raw material by following weight part is made: SG-8 type polyvinyl chloride resin 32-46, poly phenol oxygen resin 24-38, methyl pentachlorostearate 3-6, bronze powder 5-10, tremolite powder 10-15, polybutylene terephthalate 15-25, phenyl alkylsulf 12-16, rosin 4-8, hydrogenated castor oil 5-10, diallyl maleate 8-14, dibasic lead phosphite 2-3, barium-zinc liquid compound stabilizer 1.5-2.5, butyl oleate 5-10, ethylene bis stearic acid amide 3-5, precipitated silica 15-20, cocoanut fatty acid diethanolamide 1-2, glass ground-slag 5-10, nano composite powder 14-18,
The preparation method of described composite nano powder is as follows: a, by weight the ratio of 4-8:3-6:2-3, take rhombspar, lazurite and medical stone, mix, 820-880 ℃ 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 ℃ of calcining 2-4h, porphyrize, stand-by; C, get and be equivalent to the cationic hydroxy silicone oil of powder weight 3-6% that step b makes, the oleyl alcohol myristinate sulphonamide of the 16-methyl heptadecanol of 2-4%, 1-3%, γ-mercaptopropyl trimethoxysilane of 0.5-1.5%, high-speed stirring 10-15min, dry, porphyrize, sieves.
The preparation method of creep resistance polychloroethylene pipes of the present invention, comprises the following steps:
(1) get in SG-8 type polyvinyl chloride resin, polybutylene terephthalate, phenyl alkylsulf, dibasic lead phosphite, precipitated silica, composite nano powder, tremolite powder input high mixer and be uniformly mixed, treat that material frictional heat is to 80-90 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 40 ℃, obtains compound A;
(2) get in poly phenol oxygen resin, diallyl maleate, methyl pentachlorostearate, butyl oleate, bronze powder, glass ground-slag, rosin input high mixer and be uniformly mixed, treat that material frictional heat is to 75-85 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 40 ℃, 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 85-95 ℃, enters material in cold mixer and lowers the temperature, discharging when temperature drops to below 45 ℃, 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:
Pvc pipe material of the present invention has excellent creep resistance, under the environment of long duration load, still can keep higher mechanical property, and life-time service is indeformable, not aging, long service life.
Embodiment
A creep resistance polychloroethylene pipes, is made by the raw material of following weight (kg): SG-8 type polyvinyl chloride resin 42, poly phenol oxygen resin 32, methyl pentachlorostearate 4, bronze powder 8, tremolite powder 12, polybutylene terephthalate 20, phenyl alkylsulf 14, rosin 6, hydrogenated castor oil 8, diallyl maleate 12, dibasic lead phosphite 2.5, barium-zinc liquid compound stabilizer 2, butyl oleate 8, ethylene bis stearic acid amide 4, precipitated silica 18, cocoanut fatty acid diethanolamide 1.5, glass ground-slag 7, nano composite powder 16;
The preparation method of described composite nano powder is as follows: a, by weight the ratio of 6:4:2, take rhombspar, lazurite and medical stone, mix 860 ℃ 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 16min, filters, dry, 690 ℃ of calcining 3h, porphyrize, stand-by; C, get and be equivalent to the cationic hydroxy silicone oil of the powder weight 4% that step b makes, 2.5% 16-methyl heptadecanol, 2% oleyl alcohol myristinate sulphonamide, γ-mercaptopropyl trimethoxysilane of 0.5%, high-speed stirring 10min, dry, porphyrize, sieves.
The preparation method of creep resistance polychloroethylene pipes, comprises the following steps:
(1) get in SG-8 type polyvinyl chloride resin, polybutylene terephthalate, phenyl alkylsulf, dibasic lead phosphite, precipitated silica, composite nano powder, tremolite powder input high mixer and be uniformly mixed, treat material frictional heat to 80 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 40 ℃, obtains compound A;
(2) get in poly phenol oxygen resin, diallyl maleate, methyl pentachlorostearate, butyl oleate, bronze powder, glass ground-slag, rosin input high mixer and be uniformly mixed, treat material frictional heat to 75 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 40 ℃, 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 90 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 45 ℃, 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:
Claims (2)
1. a creep resistance polychloroethylene pipes, it is characterized in that, raw material by following weight part is made: SG-8 type polyvinyl chloride resin 32-46, poly phenol oxygen resin 24-38, methyl pentachlorostearate 3-6, bronze powder 5-10, tremolite powder 10-15, polybutylene terephthalate 15-25, phenyl alkylsulf 12-16, rosin 4-8, hydrogenated castor oil 5-10, diallyl maleate 8-14, dibasic lead phosphite 2-3, barium-zinc liquid compound stabilizer 1.5-2.5, butyl oleate 5-10, ethylene bis stearic acid amide 3-5, precipitated silica 15-20, cocoanut fatty acid diethanolamide 1-2, glass ground-slag 5-10, nano composite powder 14-18,
The preparation method of described composite nano powder is as follows: a, by weight the ratio of 4-8:3-6:2-3, take rhombspar, lazurite and medical stone, mix, 820-880 ℃ 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 ℃ of calcining 2-4h, porphyrize, stand-by; C, get and be equivalent to the cationic hydroxy silicone oil of powder weight 3-6% that step b makes, the oleyl alcohol myristinate sulphonamide of the 16-methyl heptadecanol of 2-4%, 1-3%, γ-mercaptopropyl trimethoxysilane of 0.5-1.5%, high-speed stirring 10-15min, dry, porphyrize, sieves.
2. the preparation method of creep resistance polychloroethylene pipes according to claim 1, is characterized in that comprising the following steps:
(1) get in SG-8 type polyvinyl chloride resin, polybutylene terephthalate, phenyl alkylsulf, dibasic lead phosphite, precipitated silica, composite nano powder, tremolite powder input high mixer and be uniformly mixed, treat that material frictional heat is to 80-90 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 40 ℃, obtains compound A;
(2) get in poly phenol oxygen resin, diallyl maleate, methyl pentachlorostearate, butyl oleate, bronze powder, glass ground-slag, rosin input high mixer and be uniformly mixed, treat that material frictional heat is to 75-85 ℃, material is entered in cold mixer and lowered the temperature, discharging when temperature drops to below 40 ℃, 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 85-95 ℃, enters material in cold mixer and lowers the temperature, discharging when temperature drops to below 45 ℃, obtains compound C;
(4) the compound C of above-mentioned gained is delivered to extrusion moulding in twin screw extruder and make tubing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410278862.0A CN104140609A (en) | 2014-06-21 | 2014-06-21 | Creep-resistant polyvinyl chloride pipe material and preparation method thereof |
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| CN201410278862.0A CN104140609A (en) | 2014-06-21 | 2014-06-21 | Creep-resistant polyvinyl chloride pipe material and preparation method thereof |
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| CN201410278862.0A Pending CN104140609A (en) | 2014-06-21 | 2014-06-21 | Creep-resistant polyvinyl chloride pipe material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751125A (en) * | 2016-11-18 | 2017-05-31 | 郑州丽福爱生物技术有限公司 | A kind of highstrenghtpiston is processed with composite plastic auxiliary agent and preparation method thereof |
-
2014
- 2014-06-21 CN CN201410278862.0A patent/CN104140609A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751125A (en) * | 2016-11-18 | 2017-05-31 | 郑州丽福爱生物技术有限公司 | A kind of highstrenghtpiston is processed with composite plastic auxiliary agent and preparation method thereof |
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Application publication date: 20141112 |
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| WD01 | Invention patent application deemed withdrawn after publication |