CN106065119A - A kind of enhanced polypropylene double-wall corrugated pipe - Google Patents
A kind of enhanced polypropylene double-wall corrugated pipe Download PDFInfo
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- CN106065119A CN106065119A CN201610714533.5A CN201610714533A CN106065119A CN 106065119 A CN106065119 A CN 106065119A CN 201610714533 A CN201610714533 A CN 201610714533A CN 106065119 A CN106065119 A CN 106065119A
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- corrugated pipe
- wall corrugated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
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- 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
- C08L2205/03—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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of enhanced polypropylene double-wall corrugated pipe, being made up of enhanced polypropylene material, this enhanced polypropylene material is made up of the raw material of following weight portion: high density poly propylene 240 280 parts, high density polyethylene (HDPE) 40 60 parts, 55 65 parts of phenolic resin, zinc stearate 20 30 parts, strengthens functional talcum powder 35 45 parts, ethylene vinyl acetate copolymer 18 22 parts, sodium metasilicate 6 10 parts, hexamethylene 15 20 parts, antioxidant 1076 10 20 parts, methyl-silicone oil 25 35 parts.The enhanced polypropylene double-wall corrugated pipe of the present invention has preferable impact property and rigidity, and ring stiffness also more general polypropylene double-wall corrugated pipe is greatly improved, and creep ratio is relatively low；This enhanced polypropylene double-wall corrugated pipe uses the material being commonly easy to get to make, and manufacturing cost is relatively low.
Description
Technical field
The present invention relates to a kind of bellows, more precisely, be a kind of enhanced polypropylene double-wall corrugated pipe.
Background technology
Double-wall corrugated pipe, is a kind of novel tube with circulus outer wall and smooth internal walls, through sending out of more than ten years
Open up and perfect, by single Cultivar development to complete product line.At present in production technology and use technology
Very ripe.Due to the cost of its excellent performance and relatively economical, have been obtained for pushing away greatly in developed countries such as America and Europes
Wide and application.In China, the promotion and application of double-wall corrugated pipe are in the rising situation stage, and all technical all reaches to make
Use standard.The mechanical performance of the double-wall corrugated pipe made by simple polypropylene is general, and range is limited by bigger.
Content of the invention
The present invention is mainly the technical problem solving existing for prior art, thus provides a kind of enhanced polypropylene double-walled
Bellows.
The above-mentioned technical problem of the present invention is mainly addressed by following technical proposals:
A kind of enhanced polypropylene double-wall corrugated pipe, is made up of enhanced polypropylene material, and this enhanced polypropylene material is by such as
The raw material composition of lower weight portion: high density poly propylene 240-280 part, high density polyethylene (HDPE) 40-60 part, phenolic resin 55-65 part,
Zinc stearate 20-30 part, strengthens functional talcum powder 35-45 part, ethene-vinyl acetate copolymer 1 8-22 part, sodium metasilicate 6-
10 parts, hexamethylene 15-20 part, antioxidant 1076 10-20 part, methyl-silicone oil 25-35 part.
The invention also discloses the preparation method of this enhanced polypropylene double-wall corrugated pipe a kind of, step is as follows:
First, high density poly propylene, high density polyethylene (HDPE), phenolic resin being added high-speed mixer, temperature is 90-110 DEG C, turns
Speed is 220-260rpm, uniformly mixing 20-25 minute；
Then, adding zinc stearate in mixer, strengthening functional talcum powder, ethene-vinyl acetate resin copolymer, temperature is
85-95 DEG C, rotating speed is 300-340rpm, uniformly mixing 15-20 minute；
Then, adding sodium metasilicate, hexamethylene, antioxidant 1076, methyl-silicone oil in mixer, temperature is 120-130 DEG C, rotating speed
For 180-220rpm, uniformly mixing 5-15 minute, naturally cools to room temperature；
Then, adding mixture into double screw extruder and granulating, two screw rods of extruder are rotating in same directions, turning of screw rod
Speed be 160-180rpm, part between charging aperture to extrusion neck ring mold for the barrel of double screw extruder be followed successively by the Ith district, the IIth
District, the IIIth district and the IVth district, the temperature in the Ith district is 100-120 DEG C, and the temperature in the IIth district is 120-140 DEG C, the temperature in the IIIth district
For 140-160 DEG C, the temperature in the IVth district is 160-180 DEG C, and the temperature of extrusion neck ring mold is 180-200 DEG C；
Finally, gained particulate material and be get final product after mould molding.
The enhanced polypropylene double-wall corrugated pipe of the present invention has preferable impact property and rigidity, and ring stiffness is also more general
Polypropylene double-wall corrugated pipe is greatly improved, and creep ratio is relatively low；This enhanced polypropylene double-wall corrugated pipe uses and is commonly easy to get
Material make, manufacturing cost is relatively low.
Detailed description of the invention
Below the preferred embodiments of the present invention are described in detail so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that thus protection scope of the present invention is made and apparent clearly define.
[embodiment 1]
Take following material by weight: high density poly propylene 240 parts, high density polyethylene (HDPE) 40 parts, 55 parts of phenolic resin, stearic
20 parts of zinc of acid, enhancing functional talcum powder 35 parts, ethene-vinyl acetate copolymer 18 parts, sodium metasilicate 6 parts, hexamethylene 15 parts,
Antioxidant 1076 10 parts, methyl-silicone oil 25 parts.
High density poly propylene, high density polyethylene (HDPE), phenolic resin are added high-speed mixer, and temperature is 90 DEG C, and rotating speed is
220rpm, uniformly mixing 25 minutes；Then in mixer, add zinc stearate, strengthen functional talcum powder, ethene-acetic acid second
Alkene resin copolymer, temperature is 85 DEG C, and rotating speed is 300rpm, uniformly mixing 20 minutes；Then in mixer, add sodium metasilicate, ring
Hexane, antioxidant 1076, methyl-silicone oil, temperature is 120 DEG C, and rotating speed is 180rpm, and uniformly mixing 15 minutes, naturally cool to room
Temperature；Then, adding mixture into double screw extruder and granulating, two screw rods of extruder are rotating in same directions, turning of screw rod
Speed be 160rpm, part between charging aperture to extrusion neck ring mold for the barrel of double screw extruder be followed successively by the Ith district, the IIth district,
IIIth district and the IVth district, the temperature in the Ith district is 100 DEG C, and the temperature in the IIth district is 120 DEG C, and the temperature in the IIIth district is 140 DEG C, the
The temperature in IVth district is 160 DEG C, and the temperature of extrusion neck ring mold is 180 DEG C；Finally, gained particulate material is i.e. obtained after mould molding this
The enhanced polypropylene double-wall corrugated pipe of invention.
[embodiment 2]
Take following material by weight: high density poly propylene 280 parts, high density polyethylene (HDPE) 60 parts, 65 parts of phenolic resin, stearic
30 parts of zinc of acid, enhancing functional talcum powder 45 parts, ethene-vinyl acetate resin copolymer 22 parts, sodium metasilicate 10 parts, hexamethylene 20 parts,
Antioxidant 1076 20 parts, methyl-silicone oil 35 parts.
High density poly propylene, high density polyethylene (HDPE), phenolic resin are added high-speed mixer, and temperature is 110 DEG C, and rotating speed is
260rpm, uniformly mixing 20 minutes；Then in mixer, add zinc stearate, strengthen functional talcum powder, ethene-acetic acid second
Alkene resin copolymer, temperature is 95 DEG C, and rotating speed is 340rpm, uniformly mixing 15 minutes；Then in mixer, add sodium metasilicate, ring
Hexane, antioxidant 1076, methyl-silicone oil, temperature is 130 DEG C, and rotating speed is 220rpm, and uniformly mixing 5 minutes, naturally cool to room
Temperature；Then, adding mixture into double screw extruder and granulating, two screw rods of extruder are rotating in same directions, turning of screw rod
Speed be 180rpm, part between charging aperture to extrusion neck ring mold for the barrel of double screw extruder be followed successively by the Ith district, the IIth district,
IIIth district and the IVth district, the temperature in the Ith district is 120 DEG C, and the temperature in the IIth district is 140 DEG C, and the temperature in the IIIth district is 160 DEG C, the
The temperature in IVth district is 180 DEG C, and the temperature of extrusion neck ring mold is 200 DEG C；Finally, gained particulate material is i.e. obtained after mould molding this
The enhanced polypropylene double-wall corrugated pipe of invention.
[embodiment 3]
Take following material by weight: high density poly propylene 260 parts, high density polyethylene (HDPE) 50 parts, 60 parts of phenolic resin, stearic
25 parts of zinc of acid, enhancing functional talcum powder 40 parts, ethene-vinyl acetate resin copolymer 20 parts, sodium metasilicate 8 parts, hexamethylene 18 parts,
Antioxidant 1076 15 parts, methyl-silicone oil 30 parts.
High density poly propylene, high density polyethylene (HDPE), phenolic resin are added high-speed mixer, and temperature is 100 DEG C, and rotating speed is
240rpm, uniformly mixing 23 minutes；Then in mixer, add zinc stearate, strengthen functional talcum powder, ethene-acetic acid second
Alkene resin copolymer, temperature is 90 DEG C, and rotating speed is 320rpm, uniformly mixing 18 minutes；Then in mixer, add sodium metasilicate, ring
Hexane, antioxidant 1076, methyl-silicone oil, temperature is 125 DEG C, and rotating speed is 200rpm, and uniformly mixing 10 minutes, naturally cool to room
Temperature；Then, adding mixture into double screw extruder and granulating, two screw rods of extruder are rotating in same directions, turning of screw rod
Speed be 170rpm, part between charging aperture to extrusion neck ring mold for the barrel of double screw extruder be followed successively by the Ith district, the IIth district,
IIIth district and the IVth district, the temperature in the Ith district is 110 DEG C, and the temperature in the IIth district is 130 DEG C, and the temperature in the IIIth district is 150 DEG C, the
The temperature in IVth district is 170 DEG C, and the temperature of extrusion neck ring mold is 190 DEG C；Finally, gained particulate material is i.e. obtained after mould molding this
The enhanced polypropylene double-wall corrugated pipe of invention.
[performance test]
The enhanced polypropylene double-wall corrugated pipe that embodiment 1-3 prepares is carried out performance test, and takes two general polypropylene
Double-wall corrugated pipe is tested as a comparison case, and test result is as follows:
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 |
| Impact property (TIR)/% | ≤3% | ≤3.5% | ≤3% | ≤8% | ≤9% |
| Rigidity (MPa) | 92 | 93 | 92 | 64 | 71 |
| Ring stiffness (KN/M2) | 16.1 | 15.7 | 16.4 | 9.2 | 8.8 |
| Creep ratio (23 DEG C) | ＜ 3 | ＜ 2.5 | ＜ 3 | ＜ 5 | ＜ 6 |
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, any without
Cross change or the replacement that creative work is expected, all should cover within protection scope of the present invention.Therefore, the protection of the present invention
Scope should be as the criterion with the protection domain that claims are limited.
Claims (1)
1. an enhanced polypropylene double-wall corrugated pipe, it is characterised in that be made up of enhanced polypropylene material, this enhancement mode is gathered
Propylene material is made up of the raw material of following weight portion: high density poly propylene 240-280 part, high density polyethylene (HDPE) 40-60 part, phenolic aldehyde
Resin 55-65 part, zinc stearate 20-30 part, strengthen functional talcum powder 35-45 part, ethene-vinyl acetate copolymer 1 8-22
Part, sodium metasilicate 6-10 part, hexamethylene 15-20 part, antioxidant 1076 10-20 part, methyl-silicone oil 25-35 part；
The preparation method of described enhanced polypropylene double-wall corrugated pipe is as follows:
First, high density poly propylene, high density polyethylene (HDPE), phenolic resin being added high-speed mixer, temperature is 90-110 DEG C, turns
Speed is 220-260rpm, uniformly mixing 20-25 minute；
Then, adding zinc stearate in mixer, strengthening functional talcum powder, ethene-vinyl acetate resin copolymer, temperature is
85-95 DEG C, rotating speed is 300-340rpm, uniformly mixing 15-20 minute；
Then, adding sodium metasilicate, hexamethylene, antioxidant 1076, methyl-silicone oil in mixer, temperature is 120-130 DEG C, rotating speed
For 180-220rpm, uniformly mixing 5-15 minute, naturally cools to room temperature；
Then, adding mixture into double screw extruder and granulating, two screw rods of extruder are rotating in same directions, turning of screw rod
Speed be 160-180rpm, part between charging aperture to extrusion neck ring mold for the barrel of double screw extruder be followed successively by the Ith district, the IIth
District, the IIIth district and the IVth district, the temperature in the Ith district is 100-120 DEG C, and the temperature in the IIth district is 120-140 DEG C, the temperature in the IIIth district
For 140-160 DEG C, the temperature in the IVth district is 160-180 DEG C, and the temperature of extrusion neck ring mold is 180-200 DEG C；
Finally, gained particulate material and be get final product after mould molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714533.5A CN106065119A (en) | 2016-08-24 | 2016-08-24 | A kind of enhanced polypropylene double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714533.5A CN106065119A (en) | 2016-08-24 | 2016-08-24 | A kind of enhanced polypropylene double-wall corrugated pipe |
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| Publication Number | Publication Date |
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| CN106065119A true CN106065119A (en) | 2016-11-02 |
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|---|---|---|---|
| CN201610714533.5A Pending CN106065119A (en) | 2016-08-24 | 2016-08-24 | A kind of enhanced polypropylene double-wall corrugated pipe |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106519434A (en) * | 2016-11-03 | 2017-03-22 | 宁波尚高新材料有限公司 | High-elasticity hydrophobic composite material and preparation method thereof |
| CN106832569A (en) * | 2016-12-21 | 2017-06-13 | 上海瑞皇管业科技有限公司 | PP HM double-wall corrugated pipes |
| CN109021397A (en) * | 2018-08-01 | 2018-12-18 | 苏州环亚软管塑业有限公司 | A kind of preparation method of tensile type plastic flexible pipe |
| CN109749333A (en) * | 2018-12-28 | 2019-05-14 | 会通新材料股份有限公司 | A kind of bellows material and preparation method thereof and bellows |
| CN112454807A (en) * | 2020-11-08 | 2021-03-09 | 常德七星泰塑业有限公司 | Preparation process of PVC corrugated pipe |
-
2016
- 2016-08-24 CN CN201610714533.5A patent/CN106065119A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106519434A (en) * | 2016-11-03 | 2017-03-22 | 宁波尚高新材料有限公司 | High-elasticity hydrophobic composite material and preparation method thereof |
| CN106832569A (en) * | 2016-12-21 | 2017-06-13 | 上海瑞皇管业科技有限公司 | PP HM double-wall corrugated pipes |
| CN109021397A (en) * | 2018-08-01 | 2018-12-18 | 苏州环亚软管塑业有限公司 | A kind of preparation method of tensile type plastic flexible pipe |
| CN109749333A (en) * | 2018-12-28 | 2019-05-14 | 会通新材料股份有限公司 | A kind of bellows material and preparation method thereof and bellows |
| CN112454807A (en) * | 2020-11-08 | 2021-03-09 | 常德七星泰塑业有限公司 | Preparation process of PVC corrugated pipe |
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Application publication date: 20161102 |