CN105001627A - Preparation method of PA plastic particle used for automobile fuel tanks - Google Patents
Preparation method of PA plastic particle used for automobile fuel tanks Download PDFInfo
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- CN105001627A CN105001627A CN201510384456.7A CN201510384456A CN105001627A CN 105001627 A CN105001627 A CN 105001627A CN 201510384456 A CN201510384456 A CN 201510384456A CN 105001627 A CN105001627 A CN 105001627A
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- parts
- preparation
- fuel tank
- vehicle
- agent
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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
- B29C2948/9258—Velocity
- B29C2948/9259—Angular 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
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a preparation method of a PA plastic particle used for automobile fuel tanks. The preparation method comprises following steps: ingredients are weighed by mass, and are delivered into a blender mixer so as to obtain a main material after uniform mixing; an auxiliary agent is added, and a mixture is obtained via uniform mixing; the mixture is delivered into a double screw extruder for uniform mixing, wherein screw rotating speed is controlled to be 400 to 450r/min; an obtained product is subjected to melt extrusion at 260 to 300 DEG C so as to obtain a granular mixture; and the granular mixture is subjected to cooling and dicing so as to obtain a finished product. The preparation method is simple; and operation is convenient. Fuel tanks prepared from the PA plastic particle possesses excellent permeation resistance; relatively few ingredients are added; and production cost is reduced.
Description
Technical field
The invention belongs to polymeric material field, relate to a kind of preparation method of fuel tank of vehicle PA plastic pellet.
Technical background
Engineering plastics can be made engineering materials and replace metal to manufacture the plastics of element part etc.The performance characteristics of engineering plastics is mainly:
(1) compared with general-purpose plastics, there is excellent heat-resisting and cold tolerance, good mechanical performance in temperature range widely, suitablely to use as structured material;
(2) erosion resistance is good, affected by environment less, has good weather resistance;
(3) compared with metallic substance, easily process, production efficiency is high, and can simplify procedures, cost saving;
(4) good dimensional stability and electrical insulating property is had;
(5) lightweight, specific tenacity is high, and has outstanding antifriction, wear resistance.
At present, engineering plastics are because of the stability of its excellence, good heat-resisting and chemical resistant properties and high strength, and Application Areas is extensive, and its demand maintains sustained and rapid growth.One of main application of engineering plastics is the application of alternative metals in various terminal industry.Particularly the environmental regulation of increasingly stringent requires automobile emissions reduction amount and improves fuel economy, and engineering plastics are just being widely used in automobile and carrier.
Along with the development of automotive industry, the application of engineering plastics also will be more and more extensive; Fuel tank of vehicle is one of function part and safety member important in trolley part, and traditional fuel tank metal makes, due to the singularity of intermetallic composite coating, shaping more difficult, and the intensity at soldered place is also low, and production qualification rate is lower.Relative to traditional metal fuel tank, Engineering Plastic Fuel Tank then has the following advantages: the molding processibility of (1) plastics is good, easy scale production; (2) plastics have fabulous chemical resistance, and plastic fuel tank has the erosion action the trouble of removing maintenance from of resisting water, dirt and other media; (3) weight of plastic fuel tank comparatively metal light, plastics relative density is only 1/8 ~ 1/7 of metal, so compared with the metal fuel tank of same volume, its weight can reduce greatly, thus is conducive to alleviating car weight, improves the speed of a motor vehicle, fuel saving; (4) plastic fuel tank freedom of design in configuration is large, and space availability ratio is high, can be processed into various complicated shape, is conducive to the space making full use of car body, thus can increase the weight-carrying capacity of fuel oil, improves the steaming range of automobile.So, use Engineering Plastic Fuel Tank to replace traditional metal fuel tank to be inevitable trend.Polyamide (PA) is that one uses engineering plastic resin widely.Due to the low-gravity of uniqueness, high-tensile, wear-resisting, self lubricity good, impelling strength is excellent, have the hard and soft performance that has both and win the attention of people, in addition its processing is easy, efficiency is high, light specific gravity (only having 1/7 of metal), can be processed into various goods to replace metal, is widely used in automobile and transportation.Therefore people add various filler or auxiliary agent carries out modification in engineering plastics, but many modified effects are unsatisfactory.For this reason, we set about from the formula of product, develop new H.D starting material, provide a kind of polyamide (PA) plastic pellet that can be used for obtained high performance plastic fuel tank.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of preparation method of fuel tank of vehicle PA plastic pellet is provided.
The object of the invention is to be achieved through the following technical solutions: a kind of preparation method of fuel tank of vehicle PA plastic pellet, said method comprising the steps of: (1) is by mass parts, by PA80-90 part, modified styrene-butadiene-styrene triblock copolymer 14-18 part, polycarbodiimide 1-2 part, benzotriazole 3-8 part, polyamide wax micropowder 3-4 part, calcium lignin sulphonate 1-5 part, glycerol 3-8 part, boron oxide 3-8 part, 2-thiol group benzimidazolyl 2-6 part, Yatall MA 5-8 part, methylene-bis (2, 4-di-tert-butyl-phenyl) phosphoric acid ester oxyaluminum salt 1-4 part adds in mixer, major ingredient is obtained after mixing, (2) in step (1) gained major ingredient, add anti-aging agent 3-7 part, softening agent 3-6 part and dispersion agent 2-5 part, after mixing, obtain mixture, (3) add in twin screw extruder by step (2) gained mixture, screw speed is 400-450r/min, after mixing, melt extrudes and obtain particulate blend under 260 DEG C of-300 DEG C of temperature condition, (4) pelletizing after the cooling of step (3) gained particulate blend is split, to obtain final product.
Described anti-aging agent is zinc dibutyl dithiocarbamate or 2,6 di tert butyl 4 methyl phenol.
Described softening agent is glycerine, sorbyl alcohol, seminose or polyoxyethylene glycol.
Described dispersion agent is the one in polyethylene wax, oxidized polyethlene wax, polyamide wax.
Described modified styrene-butadiene-styrene triblock copolymer is obtained by following methods: by weight, 7 parts of SBSs are scattered in 6 parts of ethyl acetate, add 1 part of titanate coupling agent, 2 parts of azobisformamide ABFAs, 3 parts of methyl iso-butyl ketone (MIBK), 5 parts of Viscotrol C propylene oxide polymers again, be warming up to 150 ~ 160 DEG C, be incubated 2 ~ 3 hours, let cool.
The present invention has following beneficial effect: it is simple that the present invention has production technique, easy to operate.By the plastic fuel tank that plastic pellet of the present invention is obtained, have good anti-permeability, component is relatively less simultaneously, has the advantage reducing production cost.
Embodiment
embodiment 1
A kind of preparation method of fuel tank of vehicle PA plastic pellet; preparation method comprises the following steps: (1) is by mass parts; PA80 part, modified styrene-butadiene-styrene triblock copolymer 14 parts, polycarbodiimide 1 part, benzotriazole 3 parts, polyamide wax micropowder 3 parts, calcium lignin sulphonate 1 part, glycerol 3 parts, boron oxide 3 parts, 2-thiol group benzimidazolyl 2 parts, Yatall MA 5 parts, methylene-bis (2,4-di-tert-butyl-phenyl) phosphoric acid ester oxyaluminum salt 1 part are added in mixer, after mixing, obtains major ingredient; (2) in step (1) gained major ingredient, add 3 parts, anti-aging agent, 3 parts, softening agent and dispersion agent 2 parts, after mixing, obtain mixture; (3) add in twin screw extruder by step (2) gained mixture, screw speed is 400-450r/min, after mixing, melt extrudes and obtain particulate blend under 260 DEG C of-300 DEG C of temperature condition; (4) pelletizing after the cooling of step (3) gained particulate blend is split, to obtain final product.
Described anti-aging agent is zinc dibutyl dithiocarbamate or 2,6 di tert butyl 4 methyl phenol.
Described softening agent is glycerine, sorbyl alcohol, seminose or polyoxyethylene glycol.
Described dispersion agent is the one in polyethylene wax, oxidized polyethlene wax, polyamide wax.
Described modified styrene-butadiene-styrene triblock copolymer is obtained by following methods: by weight, 7 parts of SBSs are scattered in 6 parts of ethyl acetate, add 1 part of titanate coupling agent, 2 parts of azobisformamide ABFAs, 3 parts of methyl iso-butyl ketone (MIBK), 5 parts of Viscotrol C propylene oxide polymers again, be warming up to 150 ~ 160 DEG C, be incubated 2 ~ 3 hours, let cool.
embodiment 2
A kind of preparation method of fuel tank of vehicle PA plastic pellet; preparation method comprises the following steps: (1) is by mass parts; PA90 part, modified styrene-butadiene-styrene triblock copolymer 18 parts, polycarbodiimide 2 parts, benzotriazole 8 parts, polyamide wax micropowder 4 parts, calcium lignin sulphonate 5 parts, glycerol 8 parts, boron oxide 8 parts, 2-thiol group benzimidazolyl 6 parts, Yatall MA 8 parts, methylene-bis (2,4-di-tert-butyl-phenyl) phosphoric acid ester oxyaluminum salt 4 parts are added in mixer, after mixing, obtains major ingredient; (2) in step (1) gained major ingredient, add 7 parts, anti-aging agent, 6 parts, softening agent and dispersion agent 5 parts, after mixing, obtain mixture; (3) add in twin screw extruder by step (2) gained mixture, screw speed is 400-450r/min, after mixing, melt extrudes and obtain particulate blend under 260 DEG C of-300 DEG C of temperature condition; (4) pelletizing after the cooling of step (3) gained particulate blend is split, to obtain final product.
Described anti-aging agent is zinc dibutyl dithiocarbamate or 2,6 di tert butyl 4 methyl phenol.
Described softening agent is glycerine, sorbyl alcohol, seminose or polyoxyethylene glycol.
Described dispersion agent is the one in polyethylene wax, oxidized polyethlene wax, polyamide wax.
Described modified styrene-butadiene-styrene triblock copolymer is obtained by following methods: by weight, 7 parts of SBSs are scattered in 6 parts of ethyl acetate, add 1 part of titanate coupling agent, 2 parts of azobisformamide ABFAs, 3 parts of methyl iso-butyl ketone (MIBK), 5 parts of Viscotrol C propylene oxide polymers again, be warming up to 150 ~ 160 DEG C, be incubated 2 ~ 3 hours, let cool.
embodiment 3
A kind of preparation method of fuel tank of vehicle PA plastic pellet; preparation method comprises the following steps: (1) is by mass parts; PA85 part, modified styrene-butadiene-styrene triblock copolymer 16 parts, polycarbodiimide 1.5 parts, benzotriazole 5 parts, polyamide wax micropowder 3 parts, calcium lignin sulphonate 4 parts, glycerol 5 parts, boron oxide 6 parts, 2-thiol group benzimidazolyl 4 parts, Yatall MA 7 parts, methylene-bis (2,4-di-tert-butyl-phenyl) phosphoric acid ester oxyaluminum salt 3 parts are added in mixer, after mixing, obtains major ingredient; (2) in step (1) gained major ingredient, add 5 parts, anti-aging agent, 5 parts, softening agent and dispersion agent 3 parts, after mixing, obtain mixture; (3) add in twin screw extruder by step (2) gained mixture, screw speed is 400-450r/min, after mixing, melt extrudes and obtain particulate blend under 260 DEG C of-300 DEG C of temperature condition; (4) pelletizing after the cooling of step (3) gained particulate blend is split, to obtain final product.
Described anti-aging agent is zinc dibutyl dithiocarbamate or 2,6 di tert butyl 4 methyl phenol.
Described softening agent is glycerine, sorbyl alcohol, seminose or polyoxyethylene glycol.
Described dispersion agent is the one in polyethylene wax, oxidized polyethlene wax, polyamide wax.
Described modified styrene-butadiene-styrene triblock copolymer is obtained by following methods: by weight, 7 parts of SBSs are scattered in 6 parts of ethyl acetate, add 1 part of titanate coupling agent, 2 parts of azobisformamide ABFAs, 3 parts of methyl iso-butyl ketone (MIBK), 5 parts of Viscotrol C propylene oxide polymers again, be warming up to 150 ~ 160 DEG C, be incubated 2 ~ 3 hours, let cool.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (5)
1. the fuel tank of vehicle preparation method of PA plastic pellet, it is characterized in that, said method comprising the steps of: (1) is by mass parts, by PA80-90 part, modified styrene-butadiene-styrene triblock copolymer 14-18 part, polycarbodiimide 1-2 part, benzotriazole 3-8 part, polyamide wax micropowder 3-4 part, calcium lignin sulphonate 1-5 part, glycerol 3-8 part, boron oxide 3-8 part, 2-thiol group benzimidazolyl 2-6 part, Yatall MA 5-8 part, methylene-bis (2, 4-di-tert-butyl-phenyl) phosphoric acid ester oxyaluminum salt 1-4 part adds in mixer, major ingredient is obtained after mixing, (2) in step (1) gained major ingredient, add anti-aging agent 3-7 part, softening agent 3-6 part and dispersion agent 2-5 part, after mixing, obtain mixture, (3) add in twin screw extruder by step (2) gained mixture, screw speed is 400-450r/min, after mixing, melt extrudes and obtain particulate blend under 260 DEG C of-300 DEG C of temperature condition, (4) pelletizing after the cooling of step (3) gained particulate blend is split, to obtain final product.
2. the preparation method of a kind of fuel tank of vehicle PA plastic pellet according to claim 1, it is characterized in that, described anti-aging agent is zinc dibutyl dithiocarbamate or 2,6 di tert butyl 4 methyl phenol.
3. the preparation method of a kind of fuel tank of vehicle PA plastic pellet according to claim 1, it is characterized in that, described softening agent is glycerine, sorbyl alcohol, seminose or polyoxyethylene glycol.
4. the preparation method of a kind of fuel tank of vehicle PA plastic pellet according to claim 1, it is characterized in that, described dispersion agent is the one in polyethylene wax, oxidized polyethlene wax, polyamide wax.
5. the preparation method of a kind of fuel tank of vehicle PA plastic pellet according to claim 1, it is characterized in that, described modified styrene-butadiene-styrene triblock copolymer is obtained by following methods: by weight, 7 parts of SBSs are scattered in 6 parts of ethyl acetate, add 1 part of titanate coupling agent, 2 parts of azobisformamide ABFAs, 3 parts of methyl iso-butyl ketone (MIBK), 5 parts of Viscotrol C propylene oxide polymers again, be warming up to 150 ~ 160 DEG C, be incubated 2 ~ 3 hours, let cool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510384456.7A CN105001627A (en) | 2015-06-30 | 2015-06-30 | Preparation method of PA plastic particle used for automobile fuel tanks |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510384456.7A CN105001627A (en) | 2015-06-30 | 2015-06-30 | Preparation method of PA plastic particle used for automobile fuel tanks |
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| CN105001627A true CN105001627A (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510384456.7A Pending CN105001627A (en) | 2015-06-30 | 2015-06-30 | Preparation method of PA plastic particle used for automobile fuel tanks |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107760022A (en) * | 2017-11-22 | 2018-03-06 | 南京立汉化学有限公司 | A kind of plasticising type toughened Nylon 6 material and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103571188A (en) * | 2012-07-18 | 2014-02-12 | 埃姆斯·帕特恩特股份有限公司 | Polyamide molding material, the use thereof, molded article and molded article production method |
| CN104194331A (en) * | 2014-09-28 | 2014-12-10 | 无锡康柏斯机械科技有限公司 | Preparation method for low temperature-resistant fuel tank nylon material |
| CN104610660A (en) * | 2015-01-31 | 2015-05-13 | 合肥江淮毅昌汽车饰件有限公司 | Thin-wall high-rigidity plastic material for automobile bumpers and preparation method of thin-wall high-rigidity plastic material |
| CN104629189A (en) * | 2015-01-29 | 2015-05-20 | 合肥江淮毅昌汽车饰件有限公司 | Free-spraying bumper material for automobiles and preparation method thereof |
| WO2015071281A1 (en) * | 2013-11-14 | 2015-05-21 | Ems-Patent Ag | Polyamide moulding compounds for large moulded parts |
-
2015
- 2015-06-30 CN CN201510384456.7A patent/CN105001627A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103571188A (en) * | 2012-07-18 | 2014-02-12 | 埃姆斯·帕特恩特股份有限公司 | Polyamide molding material, the use thereof, molded article and molded article production method |
| WO2015071281A1 (en) * | 2013-11-14 | 2015-05-21 | Ems-Patent Ag | Polyamide moulding compounds for large moulded parts |
| CN104194331A (en) * | 2014-09-28 | 2014-12-10 | 无锡康柏斯机械科技有限公司 | Preparation method for low temperature-resistant fuel tank nylon material |
| CN104629189A (en) * | 2015-01-29 | 2015-05-20 | 合肥江淮毅昌汽车饰件有限公司 | Free-spraying bumper material for automobiles and preparation method thereof |
| CN104610660A (en) * | 2015-01-31 | 2015-05-13 | 合肥江淮毅昌汽车饰件有限公司 | Thin-wall high-rigidity plastic material for automobile bumpers and preparation method of thin-wall high-rigidity plastic material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107760022A (en) * | 2017-11-22 | 2018-03-06 | 南京立汉化学有限公司 | A kind of plasticising type toughened Nylon 6 material and preparation method thereof |
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Application publication date: 20151028 |