CN107964238A - Vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof - Google Patents
Vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof Download PDFInfo
- Publication number
- CN107964238A CN107964238A CN201711127937.5A CN201711127937A CN107964238A CN 107964238 A CN107964238 A CN 107964238A CN 201711127937 A CN201711127937 A CN 201711127937A CN 107964238 A CN107964238 A CN 107964238A
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- Prior art keywords
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- polymer composite
- layer polymer
- outer tube
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Classifications
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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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- 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
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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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- 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)
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention relates to vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof, the outer layer polymer composite includes each component of following parts by weight, 40 60 parts of nylon resin, 10 30 parts of PE, 15 25 parts of EVM, 10 30 parts of phase solvent, 15 parts of auxiliary agent.It is an advantage of the invention that：It is easy to commercially obtain raw material compared with current material, and of low cost, or even the only half of current material price, and maintains good cryogenic property, high-temperature behavior, water resistance, salt tolerance etc..
Description
Technical field
The present invention relates to a kind of vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof, belong to automobile material
Material field.
Background technology
With the continuous improvement of our income and living standard, automobile enters common people house, has been our days
Produce indispensable traffic appliance living, but environmental problem is into perplexing our a great problem, vehicle fuel pipe itself
Discharge also progresses into a part for national automobile emissions standards, and vehicle fuel multilayer pipe MULTILAYER COMPOSITE solves this well
Problem, but that the outer layer of multilayer fuel pipe uses at present is modified PA12 mostly, modified PA12 at present the whole world only for number not
Duo Jijia enterprises produce, and the country there is no production, and supply is constantly in starvation, and buying is difficult, and with high costs.
The content of the invention
The defects of to overcome the prior art, the present invention provide a kind of vehicle fuel multilayer outer tube layer polymer composite and
Its preparation method, the technical scheme is that：
Vehicle fuel multilayer outer tube layer polymer composite, the outer layer polymer composite include following weight
The each component of part, 40-60 parts of nylon resin, 10-30 parts of PE, EVM15-25 parts, 10-30 parts of phase solvent, 1-5 parts of auxiliary agent；It is described
Nylon resin be PA512, PE is linear low density polyethylene, and the EVM is ethylene vinyl acetate copolymer, wherein vinegar
Vinyl acetate content is not less than 40%；The auxiliary agent is selected from antioxidant, chain extender and end-capping reagent and is mixed according to what arbitrary proportion formed
Compound；The one kind of the phase solvent in PE-g-MAH, POE-g-GMA, SEBS-g-MAH, SEBS-g-GMA.
50 parts of the nylon resin, 20 parts of 20 parts of PE, EVM, 15 parts of phase solvent, 3 parts of auxiliary agent.
The method for preparing the vehicle fuel multilayer outer tube layer polymer composite, it is characterised in that including following step
Suddenly：
(1) each component is weighed by proportioning；
(2) nylon resin, PE, EVM, phase solvent and auxiliary agent are sequentially added to mixer, passes through twin-screw after stirring evenly
Extruder extruding pelletization.
Whipping temp is room temperature in the step (2), and mixing speed is 400 revs/min, mixing time 10 minutes；It is described
Double screw extruder 280-320 revs/min of screw speed, each component formed mixed material stir evenly after pass through twin-screw
Extruded behind nine areas of extruder, the temperature in each of which area is respectively：One 200 DEG C of area, two 210 DEG C of areas, three 220 DEG C of areas, four
230 DEG C of area, five 240 DEG C of areas, six 240 DEG C of areas, seven 240 DEG C of areas, eight 240 DEG C of areas, nine 235 DEG C of areas.It is an advantage of the invention that：Its with
Current material is compared and is easy to commercially obtain raw material, and of low cost, or even only two points of current material price
One of, and maintain good cryogenic property, high-temperature behavior, water resistance, salt tolerance etc..
Embodiment
The invention will now be further described with reference to specific embodiments, the advantages and features of the present invention will be with description and
It is apparent.But these embodiments are only exemplary, do not form any restrictions to the scope of the present invention.People in the art
Member it should be understood that without departing from the spirit and scope of the invention can to the details of technical solution of the present invention and form into
Row modifications or substitutions, but these modifications and replacement are each fallen within protection scope of the present invention.
Embodiment 1：The present invention relates to a kind of vehicle fuel multilayer outer tube layer polymer composite, the inner layer material
Include each component of following parts by weight, 40 parts of nylon resin, 15 parts of 10 parts of PE, EVM, 10 parts of phase solvent, 1 part of auxiliary agent；It is described
Nylon resin be PA512 (relative viscosity 4.4-4.8), PE is linear low density polyethylene, and the EVM is ethylene vinyl acetate second
Enoate copolymer, wherein vinyl acetate content are not less than 40%；The auxiliary agent be selected from antioxidant, chain extender and end-capping reagent according to
The mixture of arbitrary proportion composition；The phase solvent is PE-g-MAH or POE-g-GMA.
The preparation method of the effective multilayer outer tube layer polymer composite of vehicle fuel comprises the following steps：
(1) each component is weighed by proportioning；
(2) nylon resin, PE, EVM, phase solvent and auxiliary agent are sequentially added to mixer, passes through twin-screw after stirring evenly
Extruder extruding pelletization.
Whipping temp is room temperature in the step (2), and mixing speed is 400 revs/min, mixing time 10 minutes；It is described
Double screw extruder 280 revs/min of screw speed, each component formed mixed material stir evenly after pass through twin-screw extrusion
Extruded behind nine areas of machine, the temperature in each of which area is respectively：One 200 DEG C of area, two 210 DEG C of areas, three 220 DEG C of areas, four areas 230
DEG C, five 240 DEG C of areas, six 240 DEG C of areas, seven 240 DEG C of areas, eight 240 DEG C of areas, nine 235 DEG C of areas.
Embodiment 2：Difference lies in 60 parts of the nylon resin, 25 parts of 30 parts of PE, EVM, mix with embodiment 1
30 parts of agent, 5 parts of auxiliary agent.The phase solvent is SEBS-g-MAH, SEBS-g-GMA, the effective multilayer outer tube layer of vehicle fuel
The preparation method of polymer composite comprises the following steps：(1) each component is weighed by proportioning；(2) sequentially add nylon resin,
PE, EVM, phase solvent and auxiliary agent pass through double screw extruder extruding pelletization to mixer after stirring evenly.The step (2)
Middle whipping temp is room temperature, and mixing speed is 400 revs/min, mixing time 10 minutes；The screw rod of the double screw extruder turns
Speed 300 revs/min, each component formed mixed material stir evenly after by being extruded behind nine areas of double screw extruder, wherein
The temperature in each area is respectively：One 200 DEG C of area, two 210 DEG C of areas, three 220 DEG C of areas, four 230 DEG C of areas, five 240 DEG C of areas, six areas 240
DEG C, seven 240 DEG C of areas, eight 240 DEG C of areas, nine 235 DEG C of areas.
Embodiment 3：Difference lies in the outer layer polymer composite includes following parts by weight with embodiment 1
Each component, 50 parts of nylon resin, 20 parts of 20 parts of PE, EVM, 15 parts of phase solvent, 3 parts of auxiliary agent；The phase solvent is selected from PE-g-
One kind in MAH, POE-g-GMA, SEBS-g-MAH, SEBS-g-GMA.The effective multilayer outer tube layer macromolecule of vehicle fuel
The preparation method of composite material comprises the following steps：(1) each component is weighed by proportioning；(2) sequentially add nylon resin, PE,
EVM, phase solvent and auxiliary agent pass through double screw extruder extruding pelletization to mixer after stirring evenly.Stirred in the step (2)
It is room temperature to mix temperature, and mixing speed is 400 revs/min, mixing time 10 minutes；The screw speed of the double screw extruder
320 revs/min, each component formed mixed material stir evenly after by being extruded behind nine areas of double screw extruder, wherein often
The temperature in one area is respectively：One 200 DEG C of area, two 210 DEG C of areas, three 220 DEG C of areas, four 230 DEG C of areas, five 240 DEG C of areas, six 240 DEG C of areas,
Seven 240 DEG C of areas, eight 240 DEG C of areas, nine 235 DEG C of areas.
Table 1 is the embodiment of the present invention and the performance test of existing modified PA12.
Table 1
Claims (4)
1. a kind of vehicle fuel multilayer outer tube layer polymer composite, the outer layer polymer composite includes following heavy
Measure each component of part, 40-60 parts of nylon resin, 15-25 parts of 10-30 parts of PE, EVM, 10-30 parts of phase solvent, 1-5 parts of auxiliary agent；
The nylon resin is PA512, and PE is linear low density polyethylene, and the EVM is ethylene vinyl acetate copolymer, its
Middle vinyl acetate content is not less than 40%；The auxiliary agent is formed selected from antioxidant, chain extender and end-capping reagent according to arbitrary proportion
Mixture；The one kind of the phase solvent in PE-g-MAH, POE-g-GMA, SEBS-g-MAH, SEBS-g-GMA.
2. vehicle fuel multilayer outer tube layer polymer composite according to claim 1, it is characterised in that the Buddhist nun
Imperial 50 parts of resin, 20 parts of 20 parts of PE, EVM, 15 parts of phase solvent, 3 parts of auxiliary agent.
3. a kind of method for preparing the vehicle fuel multilayer outer tube layer polymer composite of claim 1 or 2, its feature exist
In comprising the following steps：
(1) each component is weighed by proportioning；
(2) nylon resin, PE, EVM, phase solvent and auxiliary agent are sequentially added to mixer, passes through twin-screw extrusion after stirring evenly
Machine extruding pelletization.
4. according to the method described in claim 3, it is characterized in that, whipping temp is room temperature in the step (2), stirring is fast
Spend for 400 revs/min, mixing time 10 minutes；280-320 revs/min of the screw speed of the double screw extruder, each component shape
Into mixed material stir evenly after by being extruded behind nine areas of double screw extruder, the temperature in each of which area is respectively：
One 200 DEG C of area, two 210 DEG C of areas, three 220 DEG C of areas, four 230 DEG C of areas, five 240 DEG C of areas, six 240 DEG C of areas, seven 240 DEG C of areas, eight areas 240
DEG C, nine 235 DEG C of areas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711127937.5A CN107964238A (en) | 2017-11-14 | 2017-11-14 | Vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711127937.5A CN107964238A (en) | 2017-11-14 | 2017-11-14 | Vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107964238A true CN107964238A (en) | 2018-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711127937.5A Pending CN107964238A (en) | 2017-11-14 | 2017-11-14 | Vehicle fuel multilayer outer tube layer polymer composite and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111073275A (en) * | 2019-12-12 | 2020-04-28 | 会通新材料(上海)有限公司 | Bio-based nylon composite material and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0999394A1 (en) * | 1998-11-04 | 2000-05-10 | The Goodyear Tire & Rubber Company | Hose construction containing ternary blend of polymers |
| CN102690463A (en) * | 2012-06-19 | 2012-09-26 | 上海交通大学 | Ethylene-vinyl acetate rubber thermoplastic elastomer and preparation method thereof |
| CN103421309A (en) * | 2012-09-03 | 2013-12-04 | 宁波能聚工程塑料有限公司 | Cold-resistant super-tough reinforced nylon 6 material for automobiles and preparation method thereof |
-
2017
- 2017-11-14 CN CN201711127937.5A patent/CN107964238A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0999394A1 (en) * | 1998-11-04 | 2000-05-10 | The Goodyear Tire & Rubber Company | Hose construction containing ternary blend of polymers |
| CN102690463A (en) * | 2012-06-19 | 2012-09-26 | 上海交通大学 | Ethylene-vinyl acetate rubber thermoplastic elastomer and preparation method thereof |
| CN103421309A (en) * | 2012-09-03 | 2013-12-04 | 宁波能聚工程塑料有限公司 | Cold-resistant super-tough reinforced nylon 6 material for automobiles and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111073275A (en) * | 2019-12-12 | 2020-04-28 | 会通新材料(上海)有限公司 | Bio-based nylon composite material and preparation method and application thereof |
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Application publication date: 20180427 |
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