CN107987502A - One kind is used for automobile door handle alloy material and preparation method thereof - Google Patents
One kind is used for automobile door handle alloy material and preparation method thereof Download PDFInfo
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- CN107987502A CN107987502A CN201711195156.XA CN201711195156A CN107987502A CN 107987502 A CN107987502 A CN 107987502A CN 201711195156 A CN201711195156 A CN 201711195156A CN 107987502 A CN107987502 A CN 107987502A
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- door handle
- automobile door
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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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
- C08K2201/014—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
- 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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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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 one kind to be used for automobile door handle alloy material and preparation method thereof, its key points of the technical solution are that：Include the component of following parts by weight meter：11~30 parts of polybutylene terephthalate (PBT) resins；10~30 parts of pet resins；30~70 parts of polycarbonate resins；3~6 parts of ABS；3~10 parts of self-control compatilizers；0.3~6 part of ester exchange inhibitor；At least one of 0.5~1.4 part of antioxidant, flow ability modifying agent auxiliary agent.One kind of the present invention is used for automobile door handle alloy material, solves in injection molding process, the material exception xanthochromia caused by the change of temperature, so that the problems such as have impact on product follow-up spraying appearance.
Description
【Technical field】
It is specifically a kind of to be used for automobile door handle alloy material and its preparation the invention belongs to polymeric material field
Method.
【Background technology】
Automotive plastic market has a extensive future, wherein the PC/ for instrument board, sound equipment panel, door handle, car light etc.
ABS modified materials, have been one of plastics varieties of application amount maximum in automobile, the fast development of domestic automobile industry, market is to modeling
The demand of material is huge, turns yellow for exception of the automobile door handle alloy material in injection molding process is used at this stage, shadow
Sound arrives follow-up spraying coating process, influences this to formula of injection personnel, injection molding apparatus, the processing technology of material and material etc.
The factor of class problem is analyzed, and the present invention is tried by carrying out analysis test one by one to each component in formula by different proportion
Test, develop the alloy material that can preferably solve the above problems, this alloy material is widely used in automobile door handle, air-conditioning part
The positions such as part, car headlight lamps and lanterns, have good heat-resisting quantity, sprayability.
【The content of the invention】
One kind of the present invention is used for automobile door handle alloy material, solves in injection molding process, due to the change of temperature
Material exception xanthochromia caused by change, so that the problems such as have impact on product follow-up spraying appearance.
It is a further object of the present invention to provide a kind of preparation method for automobile door handle alloy material.
The present invention is achieved by the following technical solutions：
One kind is used for automobile door handle alloy material, includes the component of following parts by weight meter：
A, 11~30 parts of polybutylene terephthalate (PBT) resins；
B, 10~30 parts of pet resins；
C, 30~70 parts of polycarbonate resins；
D, 3~6 parts of ABS；
E, 3~10 parts of self-control compatilizers；
F, 0.3~6 part of ester exchange inhibitor；
G, at least one of 0.5~1.4 part of antioxidant, flow ability modifying agent auxiliary agent.
Preferably, the polybutylene terephthalate (PBT) resin, its intrinsic viscosity are 0.8~1.3dl/g.
Preferably, the polybutylene terephthalate (PBT) resin, its intrinsic viscosity are 0.668~0.688dl/g.
Preferably, the melt index of the polycarbonate resin is 10~25g/10min.
Preferably, the ABS is 15~25% for rubber content by percentage to the quality, and average rubber particle size is 1~6
Micron.
Preferably, the self-control compatilizer is：With ethene-ɑ-octene copolymer elastomer (POE), ethylene-acrylic acid
Ethyl ester (EEA), grafted monomers and liquid adjuvants are raw material, by raw material premix it is uniform after be added in double screw extruder, carry out
Extruding pelletization, obtains self-control compatilizer.
Preferably, the ester exchange inhibitor is sodium dihydrogen phosphate.
Preferably, the antioxidant, flow ability modifying agent include four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid]
Pentaerythritol ester, β-positive octadecanol ester of (3,5- di-tert-butyl-hydroxy phenyl) propionic acid, three [2.4- di-tert-butyl-phenyls] are sub-
One or more of mixtures in phosphate, silicone master batch, pentaerythritol stearate.
A kind of preparation method for automobile door handle alloy material, comprises the following steps：
(1) raw material in claim 6 is pressed, weighs ethene-ɑ-octene copolymer elastomer (POE), ethylene-acrylic acid fourth
Ester (EBA), glycidyl methacrylate (GMA) and liquid adjuvants ratio are：40:45:15：1.0, add after mixing
Extruding pelletization after to extruder, obtains self-control compatilizer；
(2) raw material is weighed by the parts by weight in claim 1, by polybutylene terephthalate (PBT) resin, gathered to benzene
Naphthalate resin, makrolon, ABS, self-control compatilizer, ester exchange inhibitor, antioxidant, flow ability modifying agent add
In batch mixer, mix 3~5 minutes；
(3) set the temperature of double screw extruder as：One area：100~120 DEG C；Two 240~250 DEG C of areas；3rd area：245~
255℃；4th area：250~260 DEG C；5th area：250~260 DEG C；6th area：250~260 DEG C；7th area：255~260 DEG C；8th area：
255~260 DEG C；9th area：250~260 DEG C；Head temperature：250-260 DEG C, screw speed is 380~450r/min；
(4) will blending material add double screw extruder, extruded through melt blending, water cooling, it is air-cooled, be granulated, packaging.
It is embodiment raw materials and its fundamental property, baking material condition below.
PBT：Polybutylene terephthalate (PBT) resin, its intrinsic viscosity are 1.0dl/g, use first 100 DEG C vacuum drying 5
~6 it is small when.
PET：Pet resin, its intrinsic viscosity are 0.670dl/g, are done using preceding 100 DEG C of vacuum
It is dry 5~6 it is small when.
PC：Polycarbonate resin, SC-1225R, melt flow rate (MFR) 22g/10min, using first 110 DEG C vacuum drying 5~
6 it is small when
ABS：Mass percent meter rubber content is 15~25%, and average rubber particle size is 1~6 micron.
Make compatilizer by oneself：Weigh ethene-ɑ-octene copolymer elastomer (POE), Ethylene-butyl acrylate (EBA), methyl
Glycidyl acrylate (GMA) and liquid adjuvants ratio are：40:45:15：1.0, squeezed after being added to extruder after mixing
Go out to be granulated, obtain self-control compatilizer.
Ester exchange inhibitor：Sodium dihydrogen phosphate.
Antioxidant：1010, German BASF AG.
Flow ability modifying agent：Silicone master batch PELLETS Germany watt gram.
Compared with prior art, the invention has the advantages that：
One kind of the present invention is used for automobile door handle alloy material and preparation method thereof, and product has good mechanicalness
Energy, excellent mobility, excellent molding processibility, can be widely used in the components such as automobile interior exterior decorations, in preparation process
Self-control compatilizer is added, the defects of component various aspects of performance is more stablized, overcome its appearance degradation to turn yellow, material is also employed
To some other function key of automobile, including console, car light etc..
【Embodiment】
A kind of 1~5 pair of preparation method for automobile door handle alloy material of the invention is into one in conjunction with specific embodiments
Walk explanation：
Table 1：1~5 composition of raw materials of embodiment
The preparation method of embodiment 1~5：
(1) ethene-ɑ-octene copolymer elastomer (POE), Ethylene-butyl acrylate (EBA), methacrylic acid contracting are weighed
Water glyceride (GMA) and liquid adjuvants ratio are：40:45:15：1.0, extruding pelletization after extruder is added to after mixing,
Obtain self-control compatilizer；
(2) raw material is weighed by the parts by weight in table 1, by polybutylene terephthalate (PBT) resin, poly terephthalic acid
Glycol ester resin, makrolon, ABS, self-control compatilizer, ester exchange inhibitor, antioxidant, flow ability modifying agent add batch mixer
In, mix 3-5 minutes；
(3) set the temperature of double screw extruder as：One area：100~120 DEG C；Two 240~250 DEG C of areas；3rd area：245~
255℃；4th area：250~260 DEG C；5th area：250~260 DEG C；6th area：250~260 DEG C；7th area：255~260 DEG C；8th area：
255~260 DEG C；9th area：250~260 DEG C；Head temperature：250~260 DEG C, screw speed is 380~450r/min；
(4) the blending material for being uniformly mixed step (3) adds double screw extruder, is extruded through melt blending, water cooling, wind
Cold, granulation, packaging, obtain final products.
1~5 performance test of embodiment：Using iso standard, combined sample made from embodiment 1~5 is tested for the property
Contrast, test performance contrast are as shown in table 2：
Table 2：Composite property made from Example formulations
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Density | 1.19 | 1.18 | 1.17 | 1.18 | 1.16 |
| Notch impact strength/KJ/M2 | 57.9 | 56 | 67.7 | 56.9 | 65.3 |
| Tensile strength/Mpa | 62.8 | 59.2 | 52.7 | 63.8 | 58.9 |
| Elongation at break/% | 57.4 | 46.2 | 92.5 | 45.2 | 87.5 |
| Bending strength/Mpa | 84.6 | 78.6 | 70.2 | 83.6 | 74.5 |
| Bending modulus/Mpa | 2683 | 2465 | 1985 | 2597 | 2237 |
Note：Test condition is as follows
Tensile property, by 527 standard testings of ISO, test speed 50mm/min；
Bending property, by 178 standard testings of ISO, test speed 2mm/min；
Izod notch impact strengths, by national standard GB 1843, using 4J pendulums.
The above is only the preferred embodiment of the present invention, it is noted that for those skilled in the art,
On the premise of not departing from the method for the present invention, still can make it is some improvement and supplement, these improve and supplement also should be regarded as
Protection scope of the present invention.
Claims (9)
1. one kind is used for automobile door handle alloy material, it is characterised in that includes the component of following parts by weight meter：
A, 11~30 parts of polybutylene terephthalate (PBT) resins,
B, 10~30 parts of pet resins,
C, 30~70 parts of polycarbonate resins,
D, 3~6 parts of ABS,
E, 3~10 parts of self-control compatilizers,
F, 0.3~6 part of ester exchange inhibitor,
G, at least one of 0.5~1.4 part of antioxidant, flow ability modifying agent auxiliary agent.
2. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The poly- terephthaldehyde
Sour butanediol ester resin, its intrinsic viscosity are 0.8~1.3dl/g.
3. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The poly- terephthaldehyde
Sour butanediol ester resin, its intrinsic viscosity are 0.668~0.688dl/g.
4. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The polycarbonate resin
The melt index of fat is 10~25g/10min.
5. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The ABS be with
Mass percent meter rubber content is 15~25%, and average rubber particle size is 1~6 micron.
6. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The self-control is compatible
Agent is：Using ethene-ɑ-octene copolymer elastomer (POE), ethylene-ethylacrylate (EEA), grafted monomers and liquid adjuvants as
Raw material, by raw material premix it is uniform after be added in double screw extruder, carry out extruding pelletization, obtain self-control compatilizer.
7. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The ester exchange suppression
Preparation is sodium dihydrogen phosphate.
8. one kind according to claim 1 is used for automobile door handle alloy material, it is characterised in that：The antioxidant,
Flow ability modifying agent include four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters, β-(3,5- di-t-butyls-
4- hydroxy phenyls) the positive octadecanol ester of propionic acid, three [2.4- di-tert-butyl-phenyls] phosphite esters, silicone master batch, pentaerythrite be hard
One or more of mixtures in resin acid ester.
9. a kind of preparation method for automobile door handle alloy material, it is characterised in that comprise the following steps：
(1) raw material in claim 6 is pressed, weighs ethene-ɑ-octene copolymer elastomer (POE), Ethylene-butyl acrylate
(EBA), glycidyl methacrylate (GMA) and liquid adjuvants ratio are：40:45:15：1.0, it is added to after mixing
Extruding pelletization after extruder, obtains self-control compatilizer；
(2) raw material is weighed by the parts by weight in claim 1, by polybutylene terephthalate (PBT) resin, poly- terephthaldehyde
Sour glycol ester resin, makrolon, ABS, self-control compatilizer, ester exchange inhibitor, antioxidant, flow ability modifying agent add batch mixing
In machine, mix 3~5 minutes；
(3) set the temperature of double screw extruder as：One area：100~120 DEG C；Two 240~250 DEG C of areas；3rd area：245~255
℃；4th area：250~260 DEG C；5th area：250~260 DEG C；6th area：250~260 DEG C；7th area：255~260 DEG C；8th area：255~
260℃；9th area：250~260 DEG C；Head temperature：250-260 DEG C, screw speed is 380~450r/min；
(4) will blending material add double screw extruder, extruded through melt blending, water cooling, it is air-cooled, be granulated, packaging.
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| CN201711195156.XA CN107987502A (en) | 2017-11-24 | 2017-11-24 | One kind is used for automobile door handle alloy material and preparation method thereof |
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| CN201711195156.XA CN107987502A (en) | 2017-11-24 | 2017-11-24 | One kind is used for automobile door handle alloy material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061517A1 (en) * | 2022-09-21 | 2024-03-28 | Sabic Global Technologies B.V. | Thermoplastic composition with optimal property balance |
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Application publication date: 20180504 |