CN105802035A - High-pressure-resistant and low-moisture-absorption polybutylene composite pipe and preparation method thereof - Google Patents
High-pressure-resistant and low-moisture-absorption polybutylene composite pipe and preparation method thereof Download PDFInfo
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- CN105802035A CN105802035A CN201610218620.1A CN201610218620A CN105802035A CN 105802035 A CN105802035 A CN 105802035A CN 201610218620 A CN201610218620 A CN 201610218620A CN 105802035 A CN105802035 A CN 105802035A
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- 239000002131 composite material Substances 0.000 title claims abstract description 28
- -1 polybutylene Polymers 0.000 title claims abstract description 26
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 25
- 229920001748 polybutylene Polymers 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 239000000945 filler Substances 0.000 claims abstract description 24
- 229920002302 Nylon 6,6 Polymers 0.000 claims abstract description 20
- 241001122767 Theaceae Species 0.000 claims abstract description 20
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 claims abstract description 20
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 20
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 claims abstract description 20
- 150000008442 polyphenolic compounds Chemical class 0.000 claims abstract description 20
- 235000013824 polyphenols Nutrition 0.000 claims abstract description 20
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 20
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000005038 ethylene vinyl acetate Substances 0.000 claims abstract description 17
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 17
- 229920001195 polyisoprene Polymers 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 17
- RYYWUUFWQRZTIU-UHFFFAOYSA-K thiophosphate Chemical compound [O-]P([O-])([O-])=S RYYWUUFWQRZTIU-UHFFFAOYSA-K 0.000 claims abstract description 17
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 13
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 13
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011701 zinc Substances 0.000 claims abstract description 13
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 12
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 12
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 20
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 19
- 229910052750 molybdenum Inorganic materials 0.000 claims description 19
- 239000011733 molybdenum Substances 0.000 claims description 19
- 238000001125 extrusion Methods 0.000 claims description 16
- 229920001083 polybutene Polymers 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 9
- ZJOLCKGSXLIVAA-UHFFFAOYSA-N ethene;octadecanamide Chemical compound C=C.CCCCCCCCCCCCCCCCCC(N)=O.CCCCCCCCCCCCCCCCCC(N)=O ZJOLCKGSXLIVAA-UHFFFAOYSA-N 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- 239000004113 Sepiolite Substances 0.000 claims description 7
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 7
- 239000006229 carbon black Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 229910052624 sepiolite Inorganic materials 0.000 claims description 7
- 235000019355 sepiolite Nutrition 0.000 claims description 7
- 239000004246 zinc acetate Substances 0.000 claims description 7
- DMBHHRLKUKUOEG-UHFFFAOYSA-N N-phenyl aniline Natural products C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 4
- 150000002989 phenols Chemical class 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 abstract 2
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000009428 plumbing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a high-pressure-resistant and low-moisture-absorption polybutylene composite pipe. The composite pipe is prepared from raw materials in parts by weight as follows: polybutylene resin, zinc cyanurate, sodium silicate, molybdenum disulfide, polyisoprene, tributyl citrate, thiophosphate, EBS (ethylene bis stearamide), ethylene vinyl acetate, zinc borate, dicumyl peroxide, nylon 66, tea polyphenol, filler and an antioxidant. The invention further discloses a preparation method of the high-pressure-resistant and low-moisture-absorption polybutylene composite pipe. The prepared composite pipe is high in pressure resistance, has the water absorption of 0, is applicable to high-pressure environments and safe to use, cannot cause secondary pollution and meets the actual application requirement.
Description
Technical field
The present invention relates to tubing technical field, particularly relate to a kind of high pressure resistant low moisture absorption Polybutylene composite tube material and preparation method thereof.
Background technology
In recent years, along with precision and the intensity of plasthetics improve constantly, its range of application is also in continuous expansion.In various fields such as household electrical appliance, instrument and meter, construction equipment, auto industry, haberdashery and hardware, the ratio shared by plasthetics just rapidly increases.Along with growing to plastic cement products demand of people, plasthetics industry is had higher requirement.
Plastic pipe is extremely wide in process application such as plumbing, tubing, when carrying current, not only to bear the pressure on extraneous ground, still suffer from inner pipe water pressure, if the words that the anti-pressure ability of tubing is more weak, its service life can be substantially reduced, increase use cost and bring constant.Most plumbing tubing are macromolecular material, in transport water flow process, often absorb a small amount of water, and pipeline also can ooze out some harmful components while water suction and incorporates in current simultaneously, brings secondary pollution.
Therefore it provides a kind of compressive property is good and agent of low hygroscopicity, it is adaptable under environment under high pressure, using safety, the pipeline material that will not bring secondary pollution is the problem that the present invention continues to solve.
Summary of the invention
It is an object of the invention to provide that a kind of compressive property is good and agent of low hygroscopicity, it is adaptable under environment under high pressure, use safety, high pressure resistant low moisture absorption Polybutylene composite tube material that secondary pollution will not be brought and preparation method thereof, it is intended to the deficiency of solution prior art problem.
The invention provides a kind of high pressure resistant low moisture absorption Polybutylene composite tube material, the raw material of following parts by weight be prepared from: polybutene resin 100 parts, 3 ~ 10 parts of cyanuric acid zinc, sodium silicate 2 ~ 8 parts, molybdenum bisuphide 5 ~ 15 parts, polyisoprene 5 ~ 10 parts, tributyl citrate 2 ~ 5 parts, thiophosphate 3 ~ 7 parts, ethylene bis stearic amide 3 ~ 6 parts, ethylene vinyl acetate 1 ~ 4 part, Firebrake ZB 2 ~ 9 parts, cumyl peroxide 2 ~ 6 parts, nylon66 fiber 8 ~ 13 parts, tea polyphenols 2 ~ 5 parts, filler 15 ~ 23 parts and 0.2 ~ 2 part of antioxidant.
Preferably, by weight, described filler is the mixture of white carbon black 3 ~ 10 parts, blanc fixe 3 ~ 7 parts, liberite 2 ~ 5 parts, 2 ~ 9 parts of kieselguhr and sepiolite powder 3 ~ 8 parts.
Preferably, described antioxidant is alkyl diphenylamine, alkylated phenol or triphosphite ester (2.4-di-tert-butyl-phenyl).
Further preferably, described high pressure resistant low moisture absorption Polybutylene composite tube material, is prepared from by the raw material of following parts by weight: polybutene resin 100 parts, 6 parts of cyanuric acid zinc, sodium silicate 3 parts, molybdenum bisuphide 9 parts, polyisoprene 6 parts, tributyl citrate 3 parts, thiophosphate 7 parts, ethylene bis stearic amide 5 parts, ethylene vinyl acetate 2 parts, Firebrake ZB 6 parts, cumyl peroxide 4 parts, nylon66 fiber 11 parts, tea polyphenols 4 parts, filler 20 parts and 1.3 parts of antioxidant.
The preparation method that the present invention also provides for a kind of described high pressure resistant low moisture absorption Polybutylene composite tube material, including following preparation process:
Step 1: weigh raw material according to parts by weight；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 150 ~ 220 DEG C, with the rotating speed stirring reaction 45 ~ 80 minutes of 150 ~ 350rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: above-mentioned compound M is put into extrusion molding in single screw extrusion machine and obtains tubing,.
Preferably, in described step 5, in single screw extrusion machine, the temperature of barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C.
Preferably, described step 2 is warming up to 196 DEG C, with the rotating speed stirring reaction 60 minutes of 210rpm.
Owing to have employed above technical scheme, the invention has the beneficial effects as follows: composite pipe prepared by the present invention, anti-pressure ability is strong, and water absorption rate is 0, it is adaptable under environment under high pressure, use safety, will not bring secondary pollution, meet practical application request.Test result shows, the combination of molybdenum bisuphide, cyanuric acid zinc and Firebrake ZB, and comprcssive strength and the tensile yield strength of composite pipe are all had certain impact by the combination of sodium silicate, nylon66 fiber and tea polyphenols.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail.Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
Embodiment 1
The preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material of the present embodiment, including following preparation process:
Step 1: weigh raw material according to parts by weight: polybutene resin 100 parts, 3 parts of cyanuric acid zinc, sodium silicate 2 parts, molybdenum bisuphide 5 parts, polyisoprene 5 parts, tributyl citrate 2 parts, thiophosphate 3 parts, ethylene bis stearic amide 3 parts, ethylene vinyl acetate 1 part, Firebrake ZB 2 parts, cumyl peroxide 2 parts, nylon66 fiber 8 parts, tea polyphenols 2 parts, filler 15 parts and 0.2 part of alkyl diphenylamine antioxidant；
Wherein, by weight, described filler is the mixture of white carbon black 3 parts, blanc fixe 3 parts, liberite 2 parts, 2 parts of kieselguhr and sepiolite powder 3 parts；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 150 DEG C, with the rotating speed stirring reaction 45 minutes of 150rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: put in single screw extrusion machine by above-mentioned compound M, the temperature of its barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C, and extrusion molding obtains tubing,.
Embodiment 2
The preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material of the present embodiment, including following preparation process:
Step 1: weigh raw material according to parts by weight: polybutene resin 100 parts, 10 parts of cyanuric acid zinc, sodium silicate 8 parts, molybdenum bisuphide 15 parts, polyisoprene 10 parts, tributyl citrate 5 parts, thiophosphate 7 parts, ethylene bis stearic amide 6 parts, ethylene vinyl acetate 4 parts, Firebrake ZB 9 parts, cumyl peroxide 6 parts, nylon66 fiber 13 parts, tea polyphenols 5 parts, filler 23 parts and 2 parts of alkylated phenol antioxidant；
Wherein, by weight, described filler is the mixture of white carbon black 10 parts, blanc fixe 7 parts, liberite 5 parts, 9 parts of kieselguhr and sepiolite powder 8 parts；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 220 DEG C, with the rotating speed stirring reaction 80 minutes of 350rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: put in single screw extrusion machine by above-mentioned compound M, the temperature of its barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C, and extrusion molding obtains tubing,.
Embodiment 3
The preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material of the present embodiment, including following preparation process:
Step 1: weigh raw material according to parts by weight: polybutene resin 100 parts, 6 parts of cyanuric acid zinc, sodium silicate 5 parts, molybdenum bisuphide 10 parts, polyisoprene 7 parts, tributyl citrate 3 parts, thiophosphate 5 parts, ethylene bis stearic amide 4 parts, ethylene vinyl acetate 3 parts, Firebrake ZB 5 parts, cumyl peroxide 4 parts, nylon66 fiber 10 parts, tea polyphenols 3 parts, filler 19 parts and 1 part of triphosphite ester (2.4-di-tert-butyl-phenyl) antioxidant；
Wherein, by weight, described filler is the mixture of white carbon black 6 parts, blanc fixe 5 parts, liberite 3 parts, 5 parts of kieselguhr and sepiolite powder 5 parts；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 180 DEG C, with the rotating speed stirring reaction 62 minutes of 250rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: put in single screw extrusion machine by above-mentioned compound M, the temperature of its barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C, and extrusion molding obtains tubing,.
Embodiment 4
The preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material of the present embodiment, including following preparation process:
Step 1: weigh raw material according to parts by weight: polybutene resin 100 parts, 6 parts of cyanuric acid zinc, sodium silicate 3 parts, molybdenum bisuphide 9 parts, polyisoprene 6 parts, tributyl citrate 3 parts, thiophosphate 7 parts, ethylene bis stearic amide 5 parts, ethylene vinyl acetate 2 parts, Firebrake ZB 6 parts, cumyl peroxide 4 parts, nylon66 fiber 11 parts, tea polyphenols 4 parts, filler 20 parts and 1.3 parts of alkyl diphenylamine antioxidant；
Wherein, by weight, described filler is the mixture of white carbon black 5 parts, blanc fixe 4 parts, liberite 3 parts, 5 parts of kieselguhr and sepiolite powder 4 parts；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 196 DEG C, with the rotating speed stirring reaction 60 minutes of 210rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: put in single screw extrusion machine by above-mentioned compound M, the temperature of its barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C, and extrusion molding obtains tubing,.
Embodiment 5
The preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material of the present embodiment, including following preparation process:
Step 1: weigh raw material according to parts by weight: polybutene resin 100 parts, 6 parts of cyanuric acid zinc, sodium silicate 3 parts, molybdenum bisuphide 8 parts, polyisoprene 6 parts, tributyl citrate 4 parts, thiophosphate 5 parts, ethylene bis stearic amide 5 parts, ethylene vinyl acetate 2 parts, Firebrake ZB 3 parts, cumyl peroxide 4 parts, nylon66 fiber 9 parts, tea polyphenols 3 parts, filler 17 parts and 0.6 part of alkylated phenol antioxidant；
Wherein, by weight, described filler is the mixture of white carbon black 7 parts, blanc fixe 4 parts, liberite 3 parts, 4 parts of kieselguhr and sepiolite powder 6 parts；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 160 DEG C, with the rotating speed stirring reaction 50 minutes of 170rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: put in single screw extrusion machine by above-mentioned compound M, the temperature of its barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C, and extrusion molding obtains tubing,.
Comparative example 1
This comparative example is distinguished by with embodiment 1: do not include molybdenum bisuphide, cyanuric acid zinc and Firebrake ZB.
Comparative example 2
This comparative example is distinguished by with embodiment 1: do not include sodium silicate, nylon66 fiber and tea polyphenols.
Performance test
The performance of the composite pipe prepared by above-described embodiment 1 to 5 and comparative example 1,2 is tested, and test result is as shown in the table:
| Hydrostatic fluid pressure (20 DEG C, 2h, 16MPa Zernike annular polynomial) | Comprcssive strength (MPa) | Tensile yield strength (MPa) | Water absorption rate (mg/mm3) | |
| Embodiment 1 | Crack-free, ne-leakage | 36 | 28 | 0 |
| Embodiment 2 | Crack-free, ne-leakage | 41 | 32 | 0 |
| Embodiment 3 | Crack-free, ne-leakage | 38 | 31 | 0 |
| Embodiment 4 | Crack-free, ne-leakage | 46 | 36 | 0 |
| Embodiment 5 | Crack-free, ne-leakage | 42 | 32 | 0 |
| Comparative example 1 | Crack-free, ne-leakage | 23 | 21 | 0 |
| Comparative example 2 | Crack-free, ne-leakage | 25 | 19 | 0 |
As shown in Table 1, composite pipe prepared by the present invention, anti-pressure ability is strong, and water absorption rate is 0, it is adaptable under environment under high pressure, use safety, will not bring secondary pollution, meet practical application request.
By comparative example 1 and comparative example 2 it can be seen that the combination of molybdenum bisuphide, cyanuric acid zinc and Firebrake ZB, and comprcssive strength and the tensile yield strength of composite pipe are all had certain impact by the combination of sodium silicate, nylon66 fiber and tea polyphenols.In the present invention, embodiment 4 is most preferred embodiment.
Claims (7)
1. a high pressure resistant low moisture absorption Polybutylene composite tube material, it is characterized in that, the raw material of following parts by weight be prepared from: polybutene resin 100 parts, 3 ~ 10 parts of cyanuric acid zinc, sodium silicate 2 ~ 8 parts, molybdenum bisuphide 5 ~ 15 parts, polyisoprene 5 ~ 10 parts, tributyl citrate 2 ~ 5 parts, thiophosphate 3 ~ 7 parts, ethylene bis stearic amide 3 ~ 6 parts, ethylene vinyl acetate 1 ~ 4 part, Firebrake ZB 2 ~ 9 parts, cumyl peroxide 2 ~ 6 parts, nylon66 fiber 8 ~ 13 parts, tea polyphenols 2 ~ 5 parts, filler 15 ~ 23 parts and 0.2 ~ 2 part of antioxidant.
2. high pressure resistant low moisture absorption Polybutylene composite tube material according to claim 1, it is characterised in that by weight, described filler is the mixture of white carbon black 3 ~ 10 parts, blanc fixe 3 ~ 7 parts, liberite 2 ~ 5 parts, 2 ~ 9 parts of kieselguhr and sepiolite powder 3 ~ 8 parts.
3. high pressure resistant low moisture absorption Polybutylene composite tube material according to claim 1, it is characterised in that described antioxidant is alkyl diphenylamine, alkylated phenol or triphosphite ester (2.4-di-tert-butyl-phenyl).
4. high pressure resistant low moisture absorption Polybutylene composite tube material according to claim 1, it is characterized in that, the raw material of following parts by weight be prepared from: polybutene resin 100 parts, 6 parts of cyanuric acid zinc, sodium silicate 3 parts, molybdenum bisuphide 9 parts, polyisoprene 6 parts, tributyl citrate 3 parts, thiophosphate 7 parts, ethylene bis stearic amide 5 parts, ethylene vinyl acetate 2 parts, Firebrake ZB 6 parts, cumyl peroxide 4 parts, nylon66 fiber 11 parts, tea polyphenols 4 parts, filler 20 parts and 1.3 parts of antioxidant.
5. the preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material as described in any one of claim 1 ~ 4, it is characterised in that include following preparation process:
Step 1: weigh raw material according to parts by weight；
Step 2: be added sequentially in reactor by polybutene resin, nylon66 fiber, cyanuric acid zinc and ethylene vinyl acetate, be warming up to 150 ~ 220 DEG C, with the rotating speed stirring reaction 45 ~ 80 minutes of 150 ~ 350rpm；
Step 3: question response still temperature reduces to 126 DEG C, is sequentially added into polyisoprene, molybdenum bisuphide, tea polyphenols, thiophosphate and filler, is incubated 3 hours；
Step 4: question response still temperature reduces to 68 DEG C, adds remaining components, is incubated 50 minutes, obtains compound M；
Step 5: above-mentioned compound M is put into extrusion molding in single screw extrusion machine and obtains tubing,.
6. the preparation method of high pressure resistant low moisture absorption Polybutylene composite tube material according to claim 5, it is characterised in that in described step 5, in single screw extrusion machine, the temperature of barrel front end, middle-end and rear end is followed successively by: 220 DEG C, 248 DEG C, 275 DEG C；Die head temperature is 160 DEG C.
7. the preparation method of the high pressure resistant low moisture absorption Polybutylene composite tube material according to claim 5 or 6, it is characterised in that be warming up to 196 DEG C in described step 2, with the rotating speed stirring reaction 60 minutes of 210rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218620.1A CN105802035A (en) | 2016-04-11 | 2016-04-11 | High-pressure-resistant and low-moisture-absorption polybutylene composite pipe and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218620.1A CN105802035A (en) | 2016-04-11 | 2016-04-11 | High-pressure-resistant and low-moisture-absorption polybutylene composite pipe and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105802035A true CN105802035A (en) | 2016-07-27 |
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| CN201610218620.1A Pending CN105802035A (en) | 2016-04-11 | 2016-04-11 | High-pressure-resistant and low-moisture-absorption polybutylene composite pipe and preparation method thereof |
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