CN108129785A - A kind of preparation method of impact resistance automobile instrument panel - Google Patents
A kind of preparation method of impact resistance automobile instrument panel Download PDFInfo
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- CN108129785A CN108129785A CN201711329346.6A CN201711329346A CN108129785A CN 108129785 A CN108129785 A CN 108129785A CN 201711329346 A CN201711329346 A CN 201711329346A CN 108129785 A CN108129785 A CN 108129785A
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- soybean oil
- impact resistance
- automobile instrument
- epoxidized soybean
- preparation
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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
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K2003/026—Phosphorus
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- 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
- C08K2201/011—Nanostructured additives
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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
- 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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- 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
- C08L2207/04—Thermoplastic elastomer
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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)
- Instrument Panels (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of preparation methods of impact resistance automobile instrument panel, include the following steps：Polymethyl methacrylate, nitrile rubber, styrene butadiene thermoplastic elastomer (TPE), polytetramethylene glycol are mixed, boosting stirs to get prefabricated material；Prefabricated material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas-phase silica, polyvinyl butyral are mixed, heating stirring, heating, in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.Epoxidized soybean oil compound is prepared using following technique：Epoxidized soybean oil, aluminium chloride, hexamethylphosphoramide are mixed, heating stirring adds in '-diphenylmethane diisocyanate, pentaerythrite, ethylene glycol and stirs to get epoxidized soybean oil compound.Gained automobile instrument panel of the invention has many advantages, such as light, high intensity, impact resistance, good damping effect, realizes automotive light weight technology and energy conservation and environmental protection, while of low cost, simple for process.
Description
Technical field
The present invention relates to automobile instrument panel technical field more particularly to a kind of preparation methods of impact resistance automobile instrument panel.
Background technology
Instrument board is one of most important part of body of a motor car, immediately ahead of driver, in general above equipped in traveling
The light signals such as journey table, speedometer, engine speed indicator, fuel gauge and emergency warning lamp instruction etc..
Interior instrument board can supervise the working condition of interior all parts, be interior essential important instrument naturally
Device.Its instrument board ontology is made with plastic injection technique improves appearance, increases tone or improves texture.But it is used on automobile
Plastics instrument board there are still it is various the problem of, plastics instrument board hardness is larger, and impact strength is low, it would be highly desirable to solve.
Invention content
Technical problems based on background technology, the present invention propose a kind of preparation side of impact resistance automobile instrument panel
Method, gained automobile instrument panel has many advantages, such as light, high intensity, impact resistance, good damping effect, especially in shock resistance side
Face is significantly better than most of product on the market, realizes automotive light weight technology and energy conservation and environmental protection, while of low cost, technique letter
It is single.
A kind of preparation method of impact resistance automobile instrument panel proposed by the present invention, includes the following steps：
S1, polymethyl methacrylate, nitrile rubber, styrene butadiene thermoplasticelastomer, polytetramethylene glycol are mixed
It closes, boosting stirs to get prefabricated material；
S2, by prefabricated material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas-phase silica, polyethylene
Butyral mixes, heating stirring, heating, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
Preferably, in S1, polymethyl methacrylate, nitrile rubber, styrene butadiene thermoplasticelastomer, poly- fourth
The weight ratio of glycol is 80-100：20-30：8-16：6-12.
Preferably, in S1, by polymethyl methacrylate, nitrile rubber, styrene butadiene thermoplasticelastomer, gather
Butanediol mixes, and boosts to 1-2Mpa, stirs 6-12min, and whipping temp is 45-55 DEG C, obtains prefabricated material.
Preferably, in S2, prefabricated material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas-phase silica,
The weight ratio of polyvinyl butyral is 100-120：3-7：8-16：6-12：4-10：6-12.
Preferably, in S2, by prefabricated material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas phase hard charcoal
Black, polyvinyl butyral mixing, is warming up to 150-160 DEG C and stirs 15-25min, mixing speed 1400-1800r/min adds
Heat is to 320-340 DEG C, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
Preferably, in S2, epoxidized soybean oil compound is prepared using following technique：By epoxidized soybean oil, aluminium chloride, pregnancy
Base phosphoric triamide mixes, heating stirring, adds in that '-diphenylmethane diisocyanate, pentaerythrite, that ethylene glycol stirs to get epoxy is big
Soya-bean oil compound.
Preferably, in the epoxidized soybean oil compound preparation process of S2, epoxidized soybean oil, aluminium chloride, hexamethyl phosphinylidyne three
Amine, '-diphenylmethane diisocyanate, pentaerythrite, ethylene glycol weight ratio be 25-35：2-4：1-2：8-16：2-4：15-25.
Preferably, in S2, epoxidized soybean oil compound is prepared using following technique：By epoxidized soybean oil, aluminium chloride, pregnancy
Base phosphoric triamide mixes, and is warming up to 85-95 DEG C of stirring 25-45min, adds in '-diphenylmethane diisocyanate, pentaerythrite, second two
Alcohol stirs 25-35min, and mixing speed 1800-2200r/min obtains epoxidized soybean oil compound.
Gained automobile instrument panel of the invention has many advantages, such as light, high intensity, impact resistance, good damping effect, especially exists
In terms of shock resistance, most of product on the market is significantly better than, realizes automotive light weight technology and energy conservation and environmental protection, while cost
It is cheap, it is simple for process.
The present invention is compounded using polymethyl methacrylate, nitrile rubber and styrene butadiene thermoplasticelastomer,
Under the action of polytetramethylene glycol, mutual degree of scatter is high, has good toughness, and can generate gas after polytetramethylene glycol heating
Body so that material internal forms cavity, under the premise of hardness is ensured, reduces brittleness, impact strength is high；The ring of the present invention
In oxygen soybean oil compound, using epoxidized soybean oil and '-diphenylmethane diisocyanate as raw material, in aluminium chloride, hempa
Acyl triamine coordinates, and generates nitrile rubber performed polymer, then by chain extending reaction, can effectively promote prefabricated material and carbon nanotube, micro-
Disperse between encapsulated red phosphorus, gas-phase silica, polyvinyl butyral, not only thermal stability is fabulous, and bond strength is high, Er Qiejia
Work good moldability makes gained automobile instrument panel have excellent mechanical strength, resistance to ag(e)ing, scoring resistance and impact resistance, work
Skill is simple, easy to operation.
Specific embodiment
In the following, technical scheme of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of preparation method of impact resistance automobile instrument panel, includes the following steps：
S1, by 80kg polymethyl methacrylates, 30kg nitrile rubbers, 8kg styrene butadiene thermoplasticelastomers,
12kg polytetramethylene glycols mix, and boost to 1Mpa, stir 12min, and whipping temp is 45 DEG C, obtains prefabricated material；
S2, by the prefabricated material of 120kg, 3kg epoxidized soybean oils compound, 16kg carbon nanotubes, 6kg microencapsulated powder oils,
10kg gas-phase silicas, the mixing of 6kg polyvinyl butyrals are warming up to 160 DEG C of stirrings 15min, mixing speed 1800r/
Min, is heated to 320 DEG C, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
Epoxidized soybean oil compound is prepared using following technique：By 35kg epoxidized soybean oils, 2kg aluminium chloride, 2kg hexamethyls
Phosphoric triamide mixes, and is warming up to 85 DEG C of stirring 45min, adds in 8kg '-diphenylmethane diisocyanates, 4kg pentaerythrites, 15kg second
Glycol stirs 35min, and mixing speed 1800r/min obtains epoxidized soybean oil compound.
Embodiment 2
A kind of preparation method of impact resistance automobile instrument panel, includes the following steps：
S1, by 100kg polymethyl methacrylates, 20kg nitrile rubbers, 16kg styrene-butadiene thermoplastic elastics
Body, the mixing of 6kg polytetramethylene glycols, boost to 2Mpa, stir 6min, and whipping temp is 55 DEG C, obtains prefabricated material；
S2, by the prefabricated material of 100kg, 7kg epoxidized soybean oils compound, 8kg carbon nanotubes, 12kg microencapsulated powder oils, 4kg
Gas-phase silica, the mixing of 12kg polyvinyl butyrals, are warming up to 150 DEG C and stir 25min, mixing speed 1400r/min adds
Heat is to 340 DEG C, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
Epoxidized soybean oil compound is prepared using following technique：By 25kg epoxidized soybean oils, 4kg aluminium chloride, 1kg hexamethyls
Phosphoric triamide mixes, and is warming up to 95 DEG C of stirring 25min, adds in 16kg '-diphenylmethane diisocyanates, 2kg pentaerythrites, 25kg
Ethylene glycol stirs 25min, and mixing speed 2200r/min obtains epoxidized soybean oil compound.
Embodiment 3
A kind of preparation method of impact resistance automobile instrument panel, includes the following steps：
S1, by 85kg polymethyl methacrylates, 28kg nitrile rubbers, 10kg styrene butadiene thermoplasticelastomers,
10kg polytetramethylene glycols mix, and boost to 1.2Mpa, stir 10min, and whipping temp is 48 DEG C, obtains prefabricated material；
S2, by the prefabricated material of 115kg, 4kg epoxidized soybean oils compound, 14kg carbon nanotubes, 8kg microencapsulated powder oils, 8kg
Gas-phase silica, the mixing of 8kg polyvinyl butyrals, are warming up to 158 DEG C and stir 18min, mixing speed 1700r/min adds
Heat is to 325 DEG C, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
Epoxidized soybean oil compound is prepared using following technique：By 32kg epoxidized soybean oils, 2.5kg aluminium chloride, 1.8kg six
Methyl phosphoric triamide mixes, and is warming up to 88 DEG C of stirring 40min, adds in 10kg '-diphenylmethane diisocyanates, 3.5kg seasons penta 4
Alcohol, the stirring of 18kg ethylene glycol 32min, mixing speed 1900r/min obtain epoxidized soybean oil compound.
Embodiment 4
A kind of preparation method of impact resistance automobile instrument panel, includes the following steps：
S1, by 95kg polymethyl methacrylates, 22kg nitrile rubbers, 14kg styrene butadiene thermoplasticelastomers,
8kg polytetramethylene glycols mix, and boost to 1.8Mpa, stir 8min, and whipping temp is 52 DEG C, obtains prefabricated material；
S2, by the prefabricated material of 105kg, 6kg epoxidized soybean oils compound, 10kg carbon nanotubes, 10kg microencapsulated powder oils,
6kg gas-phase silicas, the mixing of 10kg polyvinyl butyrals are warming up to 152 DEG C of stirrings 22min, mixing speed 1500r/
Min, is heated to 335 DEG C, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
Epoxidized soybean oil compound is prepared using following technique：By 28kg epoxidized soybean oils, 3.5kg aluminium chloride, 1.2kg six
Methyl phosphoric triamide mixes, and is warming up to 92 DEG C of stirring 30min, adds in 14kg '-diphenylmethane diisocyanates, 2.5kg seasons penta 4
Alcohol, the stirring of 22kg ethylene glycol 28min, mixing speed 2100r/min obtain epoxidized soybean oil compound.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of preparation method of impact resistance automobile instrument panel, which is characterized in that include the following steps：
S1, polymethyl methacrylate, nitrile rubber, styrene butadiene thermoplasticelastomer, polytetramethylene glycol are mixed, risen
Pressure, stirs to get prefabricated material；
S2, prefabricated material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas-phase silica, polyvinyl alcohol are contracted
Butyraldehyde mixes, heating stirring, heating, and in injection moulding mold, cooling and shaping obtain impact resistance automobile instrument panel.
2. the preparation method of impact resistance automobile instrument panel according to claim 1, which is characterized in that in S1, polymethyl
Sour methyl esters, nitrile rubber, styrene butadiene thermoplasticelastomer, polytetramethylene glycol weight ratio be 80-100：20-30：8-
16：6-12.
3. the preparation method of impact resistance automobile instrument panel according to claim 1 or claim 2, which is characterized in that in S1, by poly- methyl
Methyl acrylate, nitrile rubber, styrene butadiene thermoplasticelastomer, polytetramethylene glycol mixing, boost to 1-2Mpa, stir
6-12min, whipping temp are 45-55 DEG C, obtain prefabricated material.
4. according to the preparation method of any one of the claim 1-3 impact resistance automobile instrument panels, which is characterized in that in S2, in advance
Make the weight ratio of material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas-phase silica, polyvinyl butyral
For 100-120：3-7：8-16：6-12：4-10：6-12.
5. according to the preparation method of any one of the claim 1-4 impact resistance automobile instrument panels, which is characterized in that, will in S2
Prefabricated material, epoxidized soybean oil compound, carbon nanotube, microencapsulated powder oil, gas-phase silica, polyvinyl butyral mixing,
It is warming up to 150-160 DEG C of stirring 15-25min, mixing speed 1400-1800r/min and is heated to 320-340 DEG C, injection moulding
In mold, cooling and shaping obtain impact resistance automobile instrument panel.
6. according to the preparation method of any one of the claim 1-5 impact resistance automobile instrument panels, which is characterized in that in S2, ring
Oxygen soybean oil compound is prepared using following technique：Epoxidized soybean oil, aluminium chloride, hexamethylphosphoramide are mixed, heating is stirred
It mixes, adds in '-diphenylmethane diisocyanate, pentaerythrite, ethylene glycol and stir to get epoxidized soybean oil compound.
7. according to the preparation method of any one of the claim 1-6 impact resistance automobile instrument panels, which is characterized in that the epoxy of S2
In soybean oil compound preparation process, epoxidized soybean oil, aluminium chloride, hexamethylphosphoramide, '-diphenylmethane diisocyanate, season
Penta tetrol, ethylene glycol weight ratio be 25-35：2-4：1-2：8-16：2-4：15-25.
8. according to the preparation method of any one of the claim 1-7 impact resistance automobile instrument panels, which is characterized in that in S2, ring
Oxygen soybean oil compound is prepared using following technique：Epoxidized soybean oil, aluminium chloride, hexamethylphosphoramide are mixed, are warming up to
85-95 DEG C of stirring 25-45min adds in '-diphenylmethane diisocyanate, pentaerythrite, ethylene glycol stirring 25-35min, stirring speed
It spends for 1800-2200r/min, obtains epoxidized soybean oil compound.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711329346.6A CN108129785A (en) | 2017-12-13 | 2017-12-13 | A kind of preparation method of impact resistance automobile instrument panel |
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| CN201711329346.6A CN108129785A (en) | 2017-12-13 | 2017-12-13 | A kind of preparation method of impact resistance automobile instrument panel |
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| CN108129785A true CN108129785A (en) | 2018-06-08 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101848959A (en) * | 2007-09-24 | 2010-09-29 | 阿克马法国公司 | Method for preparing composite materials |
| CN101942186A (en) * | 2010-09-08 | 2011-01-12 | 中蓝晨光化工研究院有限公司 | Halogen-free flame-retardant polycarbonate material and preparation method thereof |
| CN103387709A (en) * | 2012-05-08 | 2013-11-13 | 合肥杰事杰新材料股份有限公司 | Thermoplastic composite material, and preparation method and application thereof |
-
2017
- 2017-12-13 CN CN201711329346.6A patent/CN108129785A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101848959A (en) * | 2007-09-24 | 2010-09-29 | 阿克马法国公司 | Method for preparing composite materials |
| CN101942186A (en) * | 2010-09-08 | 2011-01-12 | 中蓝晨光化工研究院有限公司 | Halogen-free flame-retardant polycarbonate material and preparation method thereof |
| CN103387709A (en) * | 2012-05-08 | 2013-11-13 | 合肥杰事杰新材料股份有限公司 | Thermoplastic composite material, and preparation method and application thereof |
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Application publication date: 20180608 |
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