CN109370213A - A kind of automobile fender alloy material and its synthetic method - Google Patents
A kind of automobile fender alloy material and its synthetic method Download PDFInfo
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- CN109370213A CN109370213A CN201811252411.4A CN201811252411A CN109370213A CN 109370213 A CN109370213 A CN 109370213A CN 201811252411 A CN201811252411 A CN 201811252411A CN 109370213 A CN109370213 A CN 109370213A
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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
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
A kind of automobile fender alloy material disclosed by the invention and its synthetic method, for PA66/PPO alloy, it is characterized in that, its component matches by weight percent are as follows: 30 parts of PPO, 58.8 parts ~ 59.8 parts of PA66,7.5 parts of adhesive, 0.2 part of release agent, 0.1 part ~ 0.2 part of composite antioxidant, 2 parts ~ 3 parts of compatilizer, wherein compatilizer is the copolymer of maleic anhydride graft PP O.Using the copolymer of maleic anhydride graft PP O as compatilizer, greatly improve impact strength and elongation at break, elongation at break and notch shock coefficient are balanced simultaneously, keep the mechanical performance of product more preferable, in addition PPO is chosen as one of raw material, it is with fire-retardant, heatproof, it is antifatigue, the features such as anti-chemical solvent, it is compound with PA66, existing PA66 excellent mechanical property, solvent resistance, but also with PPO endurance, heat resistance, good flame resistance, the characteristics of low water absorption and good stability of the dimension, it is that a kind of heat distortion temperature is high, mechanical strength is good, electric insulation is good, strong and unyielding property has both, dimensional stability is high, the alloy of high comprehensive performance.
Description
Technical field
The present invention relates to technical field of composite materials, and in particular to a kind of automobile fender alloy material and its synthesis side
Method.
Background technique
Lappet is also fender, is the vehicle-body outer panel for covering wheel, when driving, using hydrodynamics, reduces
Air resistance coefficient makes vehicle traveling more steady, is in addition also prevented from the bottom that compartment is splashed by sandstone that wheel is rolled, mud, therefore
The toughness and intensity of lappet itself are most important.
Leaf plate material is varied, the front fenders of some vehicles is with there is the plastic material of certain elasticity to be made into, plasticity material
Material has resiliency, relatively safety；Some vehicles are made of FRP glass reinforced plastic SMC material or PU elastomer, however consider material
Toughness, intensity and the production difficulty of material, the prior art largely use toughening modifying PP to be injection moulded, that is,
PA/PP alloy.
However, the PA/PP alloy impact strength of the prior art is inadequate, elongation at break is low, and elongation at break and notch
Impact coefficient is uneven, and elongation at break is not up to standard if changing formula and improving impact coefficient, stretches if changing formula and improving to be broken
Then notch shock coefficient is not up to standard for long rate.
Summary of the invention
To solve the above problems, the present invention provides a kind of automobile fender alloy material, punching is promoted simultaneously to solve
Hit intensity, elongation at break, and elongation at break and notch shock coefficient are balanced, to obtain better mechanical performance.
The technical solution that the present invention solves is to provide a kind of automobile fender alloy material, is PA66/PPO alloy,
It is characterized in that, constituent mass number proportion are as follows: 30 parts of PPO, 58.8 parts ~ 59.8 parts of PA66,7.5 parts of adhesive, release agent
0.2 part, 0.1 part ~ 0.2 part of composite antioxidant, 2 parts ~ 3 parts of compatilizer, wherein compatilizer is the copolymerization of maleic anhydride graft PP O
Object.
It preferably, further include the vinal with dispersion and toughening effect, content is 0.05 part.
Preferably, the composite antioxidant includes Irgafos 168, Irgafos 1098.
Preferably, described adhesive is TALPOL 6154.
Preferably, the PA66 classification is FYR27D.
Preferably, the release agent is PETs.
Preferably, the compatilizer selects MAH-g-PPO or 10% CX-1-PPO master batch.
Preferably, the PA66/PPOA tensile strength is 60 ~ 65 Mpa, flexural modulus is 2050 ~ 2300 Mpa, impact
Intensity is 150 ~ 225 J/m, elongation at break 278% ~ 373%.
Preferably, the PA66 viscosity is 1.8 ~ 2.5 Pa.s.
Wherein, steps are as follows with alloy material synthetic method for a kind of automobile fender: 30 parts of PPO, 58.8 parts of PA66 ~
59.8 parts, 6,154 7.5 parts of TALPOL, 0.2 part of Ca St., 0.2 part of PETs, 168 0.1 parts of Irgafos, Irgafos
1098 0.2 parts, 2 parts ~ 3 parts of MAH-g-PPO, 0.05 part of vinal exists said components high-speed mixer
15min is mixed under 300rpm, is reloaded into double screw extruder and is squeezed out, is granulated, drying；Wherein, screw speed is 350 rpm,
Double screw extruder extrusion temperature is 150 DEG C, and prilling temperature is 200-220 DEG C, and drying temperature is 210-220 DEG C.
It is worth noting that, the copolymer in the present invention using maleic anhydride graft PP O is as compatilizer, specially MAH-
G-PPO or 10% CX-1-PPO master batch, compared to conventional composite using MAH-g-SEBS as compatilizer for, can rise
While to compatible role, impact strength and fracture expansion and contraction greatly improved；Vinal is with the excellent of high polymerization degree
Matter polyvinyl alcohol is raw material, a kind of synthetic fibers being process using specific advanced technology, with fabulous mechanicalness
Can, intensity is high, modulus is high and its material performance between plastics and rubber, adhesive strength good with the compatibility of plastics
Height by the better seamless adhesion of raw material components, and has good dispersibility, fiber adhesion, therefore on the one hand can be promoted described
On the other hand the intensity of lappet improves the dispersibility of leaf board raw material, prevents the sedimentation and cohesion of same composition particle, make
Each component is more uniform, and bulk property is more stable.
Compared with prior art, the present invention greatly improves punching using the copolymer of maleic anhydride graft PP O as compatilizer
Hit intensity and elongation at break, while elongation at break and notch shock coefficient are balanced, keep the mechanical performance of product more preferable, in addition
PPO is chosen as one of raw material, has the characteristics that fire-retardant, heatproof, antifatigue, anti-chemical solvent, it is compound with PA66, it is existing
PA66 excellent mechanical property, solvent resistance, it is steady but also with PPO endurance, heat resistance, good flame resistance, low water absorption and size
Qualitative good feature is that a kind of heat distortion temperature is high, mechanical strength is good, electric insulation is good, strong and unyielding property has both, dimensional stability
High, high comprehensive performance alloy.
Specific embodiment
The following is specific embodiments of the present invention, and technical scheme of the present invention will be further described, but the present invention is simultaneously
It is not limited to these embodiments.
Embodiment 1
30 parts of PPO, 58.8 parts of PA66,6,154 7.5 parts of TALPOL, 0.2 part of Ca St., PETs are weighed by mass percentage
0.2 part, 168 0.1 parts of Irgafos, 1,098 0.2 parts of Irgafos, 2 parts of MAH-g-PPO, 0.05 part of vinal,
Said components are mixed into 15min with high-speed mixer at 300 rpm, is reloaded into double screw extruder and is squeezed out, is granulated, drying；
Wherein, screw speed is 350 rpm, and double screw extruder extrusion temperature is 150 DEG C, is lower than tens degree of melt temperature, avoided
Early fusing influences decompression material feeding, and prilling temperature is 200-220 DEG C, needs that material melting is facilitated mixing, practical heat in time herein
Amount is greater than transmission heat, while material mixes in this stage, guarantees that material 85% or more melts this section at the end of, otherwise
Exhaust outlet overflow, drying temperature is 210-220 DEG C, and material has melted, and does not need excessively to heat, the shearing frictional heat of itself is enough.
Tensile strength 60Mpa is obtained, flexural modulus is 2300 Mpa, and impact strength is 225 J/m, elongation at break 323%
PA66/PPO alloy material, illustrate that the alloy material has preferable impact strength and an elongation at break, and guaranteeing that fracture stretches
While long rate, notch shock coefficient is not reduced, and alloy material is homogeneous, particle aggregation phenomenon does not occur, each component is more
Uniformly, bulk property is more stable.
Embodiment 2
30 parts of PPO, 59.8 parts of PA66,6,154 7.5 parts of TALPOL, 0.2 part of Ca St., PETs are weighed by mass percentage
0.2 part, 168 0.1 parts of Irgafos, 1,098 0.2 parts of Irgafos, 3 parts of MAH-g-PPO, 0.05 part of vinal,
Said components are mixed into 15min with high-speed mixer at 300 rpm, is reloaded into double screw extruder and is squeezed out, is granulated, drying；
Wherein, screw speed is 350 rpm, and double screw extruder extrusion temperature is 150 DEG C, is lower than tens degree of melt temperature, avoided
Early fusing influences decompression material feeding, and prilling temperature is 200-220 DEG C, needs that material melting is facilitated mixing, practical heat in time herein
Amount is greater than transmission heat, while material mixes in this stage, guarantees that material 85% or more melts this section at the end of, otherwise
Exhaust outlet overflow, drying temperature is 210-220 DEG C, and material has melted, and does not need excessively to heat, the shearing frictional heat of itself is enough.
Tensile strength 65Mpa, flexural modulus 2100Mpa, impact strength 215J/m are obtained, elongation at break 360%
PA66/PPO alloy material illustrates that the alloy material has preferable impact strength and elongation at break, and is guaranteeing extension at break
While rate, notch shock coefficient is not reduced, and alloy material is homogeneous, and particle aggregation phenomenon does not occur, and each component is more equal
Even, bulk property is more stable.
Embodiment 3
30 parts of PPO, 59.8 parts of PA66,6,154 7.5 parts of TALPOL, 0.2 part of Ca St., PETs are weighed by mass percentage
0.2 part, 168 0.1 parts of Irgafos, 1,098 0.2 parts of Irgafos, 3 parts of MAH-g-PPO, by said components mixed at high speed
Machine mixes 15min at 300 rpm, is reloaded into double screw extruder and squeezes out, is granulated, drying；Wherein, screw speed 350
Rpm, double screw extruder extrusion temperature are 150 DEG C, are lower than tens degree of melt temperature, and avoiding melting too early influences decompression material feeding,
Prilling temperature is 200-220 DEG C, needs that material melting is facilitated mixing in time herein, and actual heat is greater than transmission heat,
Material mixes in this stage simultaneously, guarantees that material 85% or more melts at the end of this section, temperature is dried in otherwise exhaust outlet overflow
It is 210-220 DEG C, material has melted, and does not need excessively to heat, the shearing frictional heat of itself is enough.
Tensile strength 55Mpa is obtained, flexural modulus is 1900 Mpa, and impact strength is 185 J/m, elongation at break 280%
PA66/PPO alloy material, illustrate that the alloy material is strong compared to impact compared to the alloy material of vinal is added to
Degree and elongation at break are lower.
Embodiment 4
30 parts of PPO, 58.8 parts of PA66,6,154 7.5 parts of TALPOL, 0.2 part of Ca St., PETs are weighed by mass percentage
0.2 part, 168 0.1 parts of Irgafos, 1,098 0.2 parts of Irgafos, 2 parts of acrylonitrile-butadiene-styrene copolymer,
0.05 part of vinal, acrylonitrile-butadiene-styrene copolymer is compatilizer herein, and said components are mixed with high speed
Conjunction machine mixes 15min at 300 rpm, is reloaded into double screw extruder and squeezes out, is granulated, drying；Wherein, screw speed 350
Rpm, double screw extruder extrusion temperature are 150 DEG C, are lower than tens degree of melt temperature, and avoiding melting too early influences decompression material feeding,
Prilling temperature is 200-220 DEG C, needs that material melting is facilitated mixing in time herein, and actual heat is greater than transmission heat,
Material mixes in this stage simultaneously, guarantees that material 85% or more melts at the end of this section, temperature is dried in otherwise exhaust outlet overflow
It is 210-220 DEG C, material has melted, and does not need excessively to heat, the shearing frictional heat of itself is enough.
Tensile strength 46Mpa is obtained, flexural modulus is 2200 Mpa, and impact strength is 215 J/m, elongation at break 283%
PA66/PPO alloy material, illustrate the alloy material compared with the alloy using the copolymer of maleic anhydride graft PP O as compatilizer
Materialogy is lower compared to impact strength and elongation at break.
It is not directed to place above, is suitable for the prior art.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of automobile fender alloy material is PA66/PPO alloy, which is characterized in that its component is matched by mass fraction
Are as follows: 30 parts of PPO, 58.8 parts ~ 59.8 parts of PA66,7.5 parts of adhesive, 0.2 part of release agent, 0.1 part of composite antioxidant ~
0.2 part, 2 parts ~ 3 parts of compatilizer, wherein compatilizer is the copolymer of maleic anhydride graft PP O.
2. a kind of automobile fender alloy material according to claim 1, which is characterized in that further include have dispersion and
The vinal of toughening effect, content are 0.05 part.
3. a kind of automobile fender alloy material according to claim 1, which is characterized in that the composite antioxidant packet
Include Irgafos 168, Irgafos 1098.
4. a kind of automobile fender alloy material according to claim 1, which is characterized in that described adhesive is
TALPOL 6154。
5. a kind of automobile fender alloy material according to claim 1, which is characterized in that the PA66 classification is
FYR27D。
6. a kind of automobile fender alloy material according to claim 1, which is characterized in that the release agent is
PETs。
7. a kind of automobile fender alloy material according to claim 1, which is characterized in that the compatilizer is selected
MAH-g-PPO or 10% CX-1-PPO master batch.
8. a kind of automobile fender alloy material according to claim 1, which is characterized in that the PA66/PPOA is anti-
Tensile strength is 60 ~ 65 Mpa, flexural modulus is 2050 ~ 2300 Mpa, impact strength is 150 ~ 225 J/m, elongation at break
278%~373%。
9. a kind of automobile fender alloy material according to claim 1, which is characterized in that the PA66 viscosity is
1.8~2.5 Pa.s。
10. a kind of automobile fender alloy material synthetic method, which comprises the following steps: by mass percentage
Weigh 30 parts of PPO, 58.8 parts ~ 59.8 parts of PA66,6,154 7.5 parts of TALPOL, 0.2 part of Ca St., 0.2 part of PETs,
168 0.1 parts of Irgafos, 1,098 0.2 parts of Irgafos, 2 parts ~ 3 parts of MAH-g-PPO, 0.05 part of vinal will
Said components mix 15min with high-speed mixer at 300 rpm, are reloaded into double screw extruder and squeeze out, are granulated, drying；Its
In, screw speed is 350 rpm, and double screw extruder extrusion temperature is 150 DEG C, and prilling temperature is 200-220 DEG C, dries temperature
Degree is 210-220 DEG C.
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| CN201811252411.4A CN109370213A (en) | 2018-10-25 | 2018-10-25 | A kind of automobile fender alloy material and its synthetic method |
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| CN201811252411.4A CN109370213A (en) | 2018-10-25 | 2018-10-25 | A kind of automobile fender alloy material and its synthetic method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006019410A2 (en) * | 2004-02-25 | 2006-02-23 | Polyone Corporation | Impact-modified blends |
| CN102888097A (en) * | 2012-09-27 | 2013-01-23 | 上海锦湖日丽塑料有限公司 | Polyamide polyphenylether resin composition with interpenetrating network structure and preparation thereof |
| CN107418186A (en) * | 2017-08-25 | 2017-12-01 | 广州找塑料新材料科技有限公司 | A kind of vinal enhancing PPO/PA6 alloys of high-modulus and preparation method thereof |
| CN108587108A (en) * | 2017-12-26 | 2018-09-28 | 上海普利特复合材料股份有限公司 | A kind of impact PPO/PA alloy materials and preparation method thereof |
-
2018
- 2018-10-25 CN CN201811252411.4A patent/CN109370213A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006019410A2 (en) * | 2004-02-25 | 2006-02-23 | Polyone Corporation | Impact-modified blends |
| CN102888097A (en) * | 2012-09-27 | 2013-01-23 | 上海锦湖日丽塑料有限公司 | Polyamide polyphenylether resin composition with interpenetrating network structure and preparation thereof |
| CN107418186A (en) * | 2017-08-25 | 2017-12-01 | 广州找塑料新材料科技有限公司 | A kind of vinal enhancing PPO/PA6 alloys of high-modulus and preparation method thereof |
| CN108587108A (en) * | 2017-12-26 | 2018-09-28 | 上海普利特复合材料股份有限公司 | A kind of impact PPO/PA alloy materials and preparation method thereof |
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Application publication date: 20190222 |