CN108219277A - A kind of fascia interior trim PP composite material and preparation method thereof - Google Patents
A kind of fascia interior trim PP composite material and preparation method thereof Download PDFInfo
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- CN108219277A CN108219277A CN201810057102.5A CN201810057102A CN108219277A CN 108219277 A CN108219277 A CN 108219277A CN 201810057102 A CN201810057102 A CN 201810057102A CN 108219277 A CN108219277 A CN 108219277A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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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
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Abstract
The invention discloses a kind of fascia interior trim PP composite materials, include the ingredient of following parts by weight：70~80 parts of polypropylene, 8~12 parts of filler, 12~18 parts of toughener, the filler are at least one of alkali magnesium sulfate crystal whisker, talcum powder.By the present invention in that with specific polypropylene, filler, toughener, the open defects such as tiger fur line can obviously improve by the optimization of main formula, it effectively prepared out lightweight, exempted from application, the low PP composite material distributed, having met current automotive light weight technology (can loss of weight 10% or so), good appearance, the low fascia interior trim PP composite material requirement distributed.Meanwhile invention additionally discloses a kind of preparation methods of the fascia interior trim PP composite material.
Description
Technical field
The present invention relates to a kind of PP composite material and preparation method thereof, especially a kind of fascia interior trim is used poly-
Acrylic composite and preparation method thereof.
Background technology
Modified polypropene industry at present, the mainstream for enhancing filling polypropylene composite material are gathered using common talc
Propylene modified composite material, such Polypropylene Modified with Packed Talcum Powder is compound to can be widely applied to inner and outer decorative parts of automobile, such as：Instrument
Platform, console, parcel tray, door internal decoration plate, column, bumper bar, side skirt, luggage case press strip etc..In addition, toughener is also that selection is general
Logical ethylene-octene random copolymer, Mooney viscosity is at 4-37MU (121 DEG C of ASTM D1646, ML1+4@).Major part host at present
The fascia material of factory is PP+EPDM-TD20/T30.
Alkali magnesium sulfate crystal whisker is a kind of novel inorganic enhancing, fire-retardant mono-crystlling fibre new material；Its proportion is more common to be filled out
It is light by more than 15% to fill material, whiteness is high, and the enhancing of engineering plastics, rubber and plastic, cement, pitch, coating etc. is suitble to use；In weak base
Property, it dissolves in highly acid system；It is nontoxic, tasteless, non-corrosive, do not burn；It can replace asbestos to use, and be most to pacify at present
Entirely, one of most suitable new material for substituting asbestos and using；Chemical formula：MgSO4·5Mg(OH)2·3H2O, white needles fiber,
1.0 μm of diameter D ≈；Average length L：10-40μm；Draw ratio L/D ＞ 30, proportion 2.3g/cm3, 0.1~0.3g/ of bulk specific weight
cm3, moisture content ＜ 1.0%, pH value (aqueous dispersion) is 9~9.5, whiteness >=93.
With the development of society, requirement of the people to automobile is higher and higher, while good driving environment is pursued,
It is required that its energy consumption reduces.Therefore automotive light weight technology and the low theme distributed also constantly cause major automobile plastic to be modified in recent years
The concern of factory.
Invention content
Based on this, provide a kind of lightweight it is an object of the invention to overcome in place of above-mentioned the deficiencies in the prior art, exempt from
Application, the low fascia interior trim PP composite material distributed.
To achieve the above object, the technical solution used in the present invention is：A kind of fascia interior trim is answered with polypropylene
Condensation material includes the ingredient of following parts by weight：70~80 parts of polypropylene, 8~12 parts of filler, 12~18 parts of toughener, it is described to fill out
Expect at least one of alkali magnesium sulfate crystal whisker, talcum powder.
By the present invention in that with specific polypropylene, filler, toughener, tiger fur can obviously improve by the optimization of main formula
The open defects such as line have effectively prepared out lightweight, have exempted from application, the low PP composite material distributed, met current vapour
Vehicle lightweight (can loss of weight 10% or so), good appearance, the low fascia interior trim PP composite material requirement distributed.
Preferably, the fascia interior trim PP composite material also includes the ingredient of following parts by weight：Gas
0.3~0.8 part of taste adsorbent, 1~3 part of scratch-resistant auxiliary agent.
Preferably, the fascia interior trim PP composite material also includes the ingredient of following parts by weight：Profit
0.1~0.3 part of lubrication prescription, 0.1~0.3 part of light stabilizer, 0.2~0.6 part of antioxidant.
Preferably, the polypropylene is highly crystalline block copolymerization polypropylene, the polyacrylic melt index for 50~
120g/10min.Polypropylene melt index of the present invention is under the conditions of 230 DEG C, the 2.16kg obtained by test.
Preferably, when the filler is alkali magnesium sulfate crystal whisker, the diameter of the alkali magnesium sulfate crystal whisker is not more than 3 μ
M, the length of the alkali magnesium sulfate crystal whisker are not less than 25 μm；When the filler is talcum powder, the whiteness of the talcum powder is
80~95, the mass percentage of silica is 50~60% in the talcum powder, the grain size D50 of the talcum powder for 8~
15 μm, the draw ratio of the talcum powder is 15~30.
Conventional talc powder enhancing filled polypropylene is substituted by using specific filler in the present invention, is not reducing performance
Meanwhile the weight of product can be mitigated.The present invention (uses bending die using filler enhancing filling, 10% or so rigidity of loading
Amount is weighed) level of current 20~30% common talc is can reach, it can integrally reduce by 10% or so
Weight.
Preferably, the toughener be ethylene-octene random copolymer, the Mooney of the ethylene-octene random copolymer
Viscosity number is 45~54, and the bioassay standard of the Mooney viscosity value is ASTM D1646, the determination condition of the Mooney viscosity value
For 121 DEG C of ML1+4@.
Preferably, the odor adsorption agent is at least one of hydrotalcite, molecular sieve.
Preferably, the scratch-resistant auxiliary agent is silicone scratch-resistant auxiliary agent.
It is highly preferred that the scratch-resistant auxiliary agent is polymethyl siloxane.
Preferably, the lubricant is at least one of amide series lubricant agent, stearate series lubricant agent；The antioxygen
Agent is at least one of Hinered phenols antioxidant, phosphite ester kind antioxidant；The light stabilizer is stablized for hindered amines light
Agent.
Meanwhile the present invention also provides a kind of preparation method of the fascia interior trim PP composite material, packets
Include following steps：
(1) by polypropylene, toughener, odor adsorption agent, scratch-resistant auxiliary agent, light stabilizer, lubricant, antioxidant at a high speed
It is mixed in mixing machine 3~5 minutes, the wherein rotating speed of high-speed mixer is 200~300 revs/min；
(2) 3~5 minutes, the wherein rotating speed of high-speed mixer are mixed in the high-speed mixer for adding in filler in step (1)
It is 200~300 revs/min；
(3) material mixed in step (2) is added in double screw extruder and carries out melting extrusion, granulation, drying, cold
But, dress packet is to get polypropylene composite material for automobile bumper of the present invention.
Preferably, in the step (3), temperature of the double screw extruder from feeding section to head be followed successively by 170 DEG C,
200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 205 DEG C, 205 DEG C, 205 DEG C, 200 DEG C, 200 DEG C, the vacuum of the double screw extruder
Degree is no more than -0.08MPa.
Relative to the prior art, beneficial effects of the present invention are：
By the present invention in that substituting conventional talc powder enhancing filled polypropylene with specific filler, the same of performance is not being reduced
When, the weight of product can be mitigated；The present invention is reached under the premise of high flowing high-crystallinity polypropylene is used using toughener
Improve the effect of toughener and polyacrylic ratio of viscosities, so as to get product there is good appearance；The present invention is by adding
Enter odor adsorption agent and scratch resistance liniment coordinates specific expressing technique again, have the function that reduce distributing, improving scraping and wiping resistance performance；
Simple production process of the present invention is suitble to produce in enormous quantities.
Specific embodiment
To better illustrate the object, technical solutions and advantages of the present invention, below in conjunction with specific embodiment to the present invention
It is described further.Density in the embodiment of the present invention and comparative example is tested according to ISO 1183-1 standards；Draftability
It can be tested according to ISO 527-2 standards, wherein tensile speed is 50mm/min；Bending property is marked according to ISO 178
Standard is tested, and wherein rate of bending is 2mm/min；Izod notched impact is tested according to 180 standards of ISO；Melting
Index is tested according to ISO 1133-1/2 standards；Scraping and wiping resistance performance according to Shanghai Volkswagen PV3952《Plastics interior trim is resistance to
Scratch performance is evaluated》△ L (being evaluated with the STUCCO dermatoglyphs plate inside KINGFA) after the evaluation scraping of standard 10N load；It is organic
Volatile matter according to Shanghai Volkswagen PV3341《Organic compound emission》Standard carries out test total carbon content (TVOC), unit μ
gC/g；Smell according to Shanghai Volkswagen PV3900《Parts smell is tested in automobile bodies》Standard is tested, test method
For：(1) 20g granulation materials are placed in 1L odor test bottles；(2) 2h is placed in 80 DEG C of baking ovens, taking-up treats that bottle is cooled to 60 DEG C
Afterwards, start to evaluate smell；(3) odor gradings method, odor gradings grade are as shown in table 1.
1 odor gradings grade of table
| Grade | Smell describes |
| 1 | It is imperceptible |
| 2 | It can feel, not disturb people |
| 3 | It can be clearly felt that but not disturb people also |
| 4 | Disturb people |
| 5 | Strong dislike |
| 6 | It is difficult to tolerate |
Tiger fur line appearance evaluated according to KINGFA desk evaluation standards (calculated according to long 1 meter of stream, it is shorter tiger fur occur
Line represents that appearance is poorer, i.e. lower grade tiger fur line appearance is better), specific opinion rating is as shown in table 2：
2 tiger fur line grade of table
The main representative material used in the embodiment of the present invention and comparative example is as follows：
Polypropylene (PP)：
Model：BX3920 (melt index 120) producer：South Korea SK；
Model：M2600R (melt index 30) producer：Oil of SPC；
Model：BI997 (melt index 120) producer：South Korea Samsung Dao Daer；
Model：BI871 (melt index 50) producer：South Korea Samsung Dao Daer；
Talcum powder：
Model：HAR T84 producers：U.S. Imerys；Whiteness 84, silica mass percentage for 56%, grain size
D50 is 10.5 μm, draw ratio 15；
Model：TYT-777A producers：Liaoning adds source；Whiteness 96, silica mass percentage for 59%, grain size
D50 is 5.8 μm, draw ratio 6；
Alkali magnesium sulfate crystal whisker：
Model：WS1-S2 producers：Yingkou Wei Sike chemistry；2.5 μm of diameter, 30 μm of length；
Odor adsorption agent：
713 producer of hydrotalcite：Clariant；
Molecular sieve 13X producers：Quan Zhouhui is full of chemicals industry；
Ethylene-octene copolymer (POE)：
Model：8677 (Mooney viscosity 45) producers：DOW Chemical；
Model：7387 (Mooney viscosity 54) producers：DOW Chemical；
Model：8137 (Mooney viscosity 4) producers：DOW Chemical；
Antioxidant：
Hinered phenols model：1010 producers：Yixing City angel synthesizes chemistry；
Phosphorous acid esters model：168 producers：Yixing City angel synthesizes chemistry；
Light stabilizer：
Hindered amine light stabilizer model：UV-3808PP5 producers：Belgian Sol dimension；
Lubricant：
Amides model：TR451 producers：U.S. STRUKTOL；
Calcium stearate model：BS-3818 producers：Huaming Thailand chemical industry；
Zinc stearate model：BS-2818 producers：Huaming Thailand chemical industry；
Magnesium stearate model：BS-5818 producers：Huaming Thailand chemical industry；
Embodiment 1
A kind of embodiment of fascia interior trim PP composite material of the present invention, automobile described in the present embodiment
Instrument board interior trim includes the ingredient of following parts by weight with PP composite material：
70 parts of polypropylene (BX3920), 18 parts of toughener (POE 7387), odor adsorption agent (0.2 part of+0.6 part of hydrotalcite
Molecular sieve) 0.8 part, 3 parts of scratch resistance liniment, 0.1 part of light stabilizer (UV-3808PP5), 0.1 part of lubricant (TR451), antioxidant
(1010 are with 168 weight ratio：1010:168=1:1) 0.2 part, 12 parts of filler (alkali magnesium sulfate crystal whisker).
The preparation method of the polypropylene composite material for automobile bumper, includes the following steps：
(1) it is polypropylene, toughener, odor adsorption agent, scratch resistance liniment, light stabilizer, lubricant, antioxidant is mixed in high speed
It is mixed in conjunction machine 3 minutes, the wherein rotating speed of high-speed mixer is 200 revs/min；
(2) it is mixed 3 minutes in the high-speed mixer for adding in filler in step (1), the rotating speed of wherein high-speed mixer is
200 revs/min；
(3) material mixed in step (2) is added in double screw extruder and carries out melting extrusion, granulation, drying, cold
But, dress is wrapped to get the polypropylene composite material for automobile bumper, wherein, the double screw extruder is from feeding section to machine
The temperature of head is followed successively by 170 DEG C, 200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 205 DEG C, 205 DEG C, 205 DEG C, 200 DEG C, 200 DEG C, institute
The vacuum degree for stating double screw extruder is not more than -0.08MPa.
Embodiment 2
A kind of embodiment of fascia interior trim PP composite material of the present invention, automobile described in the present embodiment
Instrument board interior trim includes the ingredient of following parts by weight with PP composite material：
80 parts of polypropylene (BI871), 12 parts of toughener (POE 7387), odor adsorption agent (0.1 part of+0.2 part point of hydrotalcite
Son sieve) 0.3 part, 1 part of scratch resistance liniment, 0.3 part of light stabilizer (UV-3808PP5), 0.3 part of lubricant (BS-5818), antioxidant
(1010 are with 168 weight ratio：1010:168=1:2) 0.6 part, 8 parts of filler (talcum powder T84).
The preparation method of the polypropylene composite material for automobile bumper, includes the following steps：
(1) it is polypropylene, toughener, odor adsorption agent, scratch resistance liniment, light stabilizer, lubricant, antioxidant is mixed in high speed
It is mixed in conjunction machine 5 minutes, the wherein rotating speed of high-speed mixer is 300 revs/min；
(2) it is mixed 5 minutes in the high-speed mixer for adding in filler in step (1), the rotating speed of wherein high-speed mixer is
300 revs/min；
(3) material mixed in step (2) is added in double screw extruder and carries out melting extrusion, granulation, drying, cold
But, dress is wrapped to get the polypropylene composite material for automobile bumper, wherein, the double screw extruder is from feeding section to machine
The temperature of head is followed successively by 170 DEG C, 200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 205 DEG C, 205 DEG C, 205 DEG C, 200 DEG C, 200 DEG C, institute
The vacuum degree for stating double screw extruder is not more than -0.08MPa.
Embodiment 3
A kind of embodiment of fascia interior trim PP composite material of the present invention, automobile described in the present embodiment
Instrument board interior trim includes the ingredient of following parts by weight with PP composite material：
73 parts of polypropylene (BI997), 16 parts of toughener (POE 8677), odor adsorption agent (0.2 part of+0.3 part point of hydrotalcite
Son sieve) 0.5 part, it is 1.8 parts of scratch resistance liniment, 0.15 part of light stabilizer (UV-3808PP5), 0.16 part of lubricant (BS-2818), anti-
(1010 are with 168 weight ratio for oxygen agent：1010:168=1:1) 0.3 part, (weight ratio of T84 and WS-1S2 is filler：T84：
WS-1S2=3:8) 11 parts.
The preparation method of the polypropylene composite material for automobile bumper, includes the following steps：
(1) it is polypropylene, toughener, odor adsorption agent, scratch resistance liniment, light stabilizer, lubricant, antioxidant is mixed in high speed
It is mixed in conjunction machine 3.6 minutes, the wherein rotating speed of high-speed mixer is 265 revs/min；
(2) 4.8 minutes, the wherein rotating speed of high-speed mixer are mixed in the high-speed mixer for adding in filler in step (1)
It is 279 revs/min；
(3) material mixed in step (2) is added in double screw extruder and carries out melting extrusion, granulation, drying, cold
But, dress is wrapped to get the polypropylene composite material for automobile bumper, wherein, the double screw extruder is from feeding section to machine
The temperature of head is followed successively by 170 DEG C, 200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 205 DEG C, 205 DEG C, 205 DEG C, 200 DEG C, 200 DEG C, institute
The vacuum degree for stating double screw extruder is not more than -0.08MPa.
Embodiment 4
A kind of embodiment of fascia interior trim PP composite material of the present invention, automobile described in the present embodiment
Instrument board interior trim includes the ingredient of following parts by weight with PP composite material：
23 parts of polypropylene (BI997), 52 parts of polypropylene (BI871), 14 parts of toughener (POE 8677), odor adsorption agent
0.5 part of (+0.3 part of molecular sieve of 0.2 part of hydrotalcite), 2.6 parts of scratch resistance liniment, 0.19 part of light stabilizer (UV-3808PP5), lubrication
(1010 are with 168 weight ratio for 0.18 part of agent (BS-3818), antioxidant：1010:168=1:1) 0.5 part, filler (T84 with
The weight ratio of WS-1S2 is：T84：WS-1S2=3:6) 9 parts.
The preparation method of the polypropylene composite material for automobile bumper, includes the following steps：
(1) it is polypropylene, toughener, odor adsorption agent, scratch resistance liniment, light stabilizer, lubricant, antioxidant is mixed in high speed
It is mixed in conjunction machine 3.9 minutes, the wherein rotating speed of high-speed mixer is 295 revs/min；
(2) 4.8 minutes, the wherein rotating speed of high-speed mixer are mixed in the high-speed mixer for adding in filler in step (1)
It is 249 revs/min；
(3) material mixed in step (2) is added in double screw extruder and carries out melting extrusion, granulation, drying, cold
But, dress is wrapped to get the polypropylene composite material for automobile bumper, wherein, the double screw extruder is from feeding section to machine
The temperature of head is followed successively by 170 DEG C, 200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 205 DEG C, 205 DEG C, 205 DEG C, 200 DEG C, 200 DEG C, institute
The vacuum degree for stating double screw extruder is not more than -0.08MPa.
Embodiment 5
Comparative example 1~6 is set, with the PP BX3920 in PP M2600R alternate embodiments 1 in comparative example 1, other with
Embodiment 1 is identical；With the POE 7387 in 8137 alternate embodiments 1 of POE in comparative example 2, other are same as Example 1；It is right
Filler is substituted with common talcum powder TYT-777A in ratio 3, other are same as Example 1；It is removed in comparative example 4 and does not add smell
Outside adsorbent, other are same as Example 1；In comparative example 5 in addition to scratch resistance liniment is not added, other are same as Example 1；
Ingredient is same as Example 1 in comparative example 6, and preparation method is different, and the preparation method in comparative example 6 is：70 parts are weighed first
Polypropylene BX3920,18 parts of special 7387,0.8 parts of odor adsorption agent of toughener (+0.6 part of molecular sieve of 0.2 part of hydrotalcite), 3 parts
Scratch resistance liniment, 0.1 part of light stabilizer, 0.1 part of lubricant TR451,0.2 part of antioxidant (1010:168=1:And mixed at high speed 1)
It is mixed in machine 3 minutes, the wherein rotating speed of high-speed mixer is 200 revs/min；Then 12 parts of particular fillers (all alkali are weighed
Formula magnesium sulfate crystal whisker) it adds in high-speed mixer and mix 3 minutes, wherein the rotating speed of high-speed mixer is 200 revs/min.It will be upper
It states the particle mixed and adds in progress melting extrusion in double screw extruder, granulation, drying, cooling, dress packet.Double screw extruder
Temperature be followed successively by from feeding section to head 170 DEG C, 200 DEG C, 200 DEG C, 210 DEG C, 210 DEG C, 205 DEG C, 205 DEG C, 205 DEG C, 200
℃、200℃；Extruder is using single vacuum and vacuum degree ＞ -0.08MPa.
Gained fascia interior trim in embodiment 1 and comparative example 1~6 is tested with PP composite material respectively
Analysis, specific Measurement results are as shown in table 3：
1~6 fascia interior trim Properties of Polypropylene Composite test result of 3 embodiment 1 of table and comparative example
From table 2 it can be seen that appoint in the main component of fascia interior trim of the present invention PP composite material formula
What is a kind of replaced by other after, comprehensive performance is all not achieved most preferably.For example, compared with Example 1, comparative example 1 changes PP
Afterwards, melt index and bending modulus are decreased obviously, and tiger fur line appearance also becomes very poor；After comparative example 5 removes scratch resistance liniment, scratch resistance
It wipes performance to be significantly deteriorated, △ L become 4.8 from 0.3.
Meanwhile it is surveyed to preparing gained fascia interior trim in the embodiment of the present invention 2~4 with PP composite material
Examination analysis, specific Measurement results are as shown in table 4：
4 embodiment of table, 2~4 fascia interior trim Properties of Polypropylene Composite test result
| Test event | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Melt index/(g/10min) | 30 | 29 | 31 |
| Density/(g/cm-3) | 0.95 | 0.96 | 0.955 |
| Tensile strength/MPa | 19.9 | 19.2 | 19.6 |
| Bending strength/MPa | 27.3 | 27.2 | 26.9 |
| Bending modulus/MPa | 1680 | 2089 | 1925 |
| Izod notched impact/(KJ/m2) | 36 | 42 | 45 |
| Tiger fur line/grade | 1 | 1 | 1 |
| Scratch-resistant/△ L | 1.5 | 1.1 | 0.8 |
| Smell/grade | 3.0 | 3.0 | 3.0 |
| TVOC/(μgC/g) | 6.6 | 7.9 | 7.3 |
From table 4, it can be seen that the mentality of designing of fascia interior trim PP composite material of the present invention can be apparent
Improve appearance tiger fur line problem, reached using specific filler and reduce the light-weighted effect of content, inhaled additionally by addition smell
Attached dose, scratch resistance liniment combine special expressing technique can reach low smell, low VOC, good scratch-resistant performance, can answer extensively
For the interior trims project such as fascia.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than the present invention is protected
The limitation of range is protected, although being explained in detail with reference to preferred embodiment to the present invention, those of ordinary skill in the art should
Understand, technical scheme of the present invention can be modified or replaced equivalently, without departing from the essence of technical solution of the present invention
And range.
Claims (10)
1. a kind of fascia interior trim PP composite material, which is characterized in that include the ingredient of following parts by weight：Poly- third
70~80 parts of alkene, 8~12 parts of filler, 12~18 parts of toughener, the filler for alkali magnesium sulfate crystal whisker, in talcum powder at least
It is a kind of.
2. fascia interior trim PP composite material as described in claim 1, which is characterized in that also comprising following heavy
Measure the ingredient of part：0.3~0.8 part of odor adsorption agent, 1~3 part of scratch-resistant auxiliary agent.
3. fascia interior trim PP composite material as claimed in claim 2, which is characterized in that also comprising following heavy
Measure the ingredient of part：0.1~0.3 part of lubricant, 0.1~0.3 part of light stabilizer, 0.2~0.6 part of antioxidant.
4. such as claims 1 to 3 any one of them fascia interior trim PP composite material, which is characterized in that institute
Polypropylene is stated as highly crystalline block copolymerization polypropylene, the polyacrylic melt index is 50~120g/10min.
5. such as claims 1 to 3 any one of them fascia interior trim PP composite material, which is characterized in that when
When the filler is alkali magnesium sulfate crystal whisker, for the diameter of the alkali magnesium sulfate crystal whisker no more than 3 μm, the alkali magnesium sulfate is brilliant
The length of palpus is not less than 25 μm；When the filler is talcum powder, the whiteness of the talcum powder is 80~95, in the talcum powder
The mass percentage of silica is 50~60%, and the grain size D50 of the talcum powder is 8~15 μm, the length of the talcum powder
Diameter ratio is 15~30.
6. such as claims 1 to 3 any one of them fascia interior trim PP composite material, which is characterized in that institute
Toughener is stated as ethylene-octene random copolymer, the Mooney viscosity value of the ethylene-octene random copolymer is 45~54, institute
The bioassay standard for stating Mooney viscosity value is ASTM D1646, and the determination condition of the Mooney viscosity value is 121 DEG C of ML1+4@.
7. fascia interior trim PP composite material as claimed in claim 2 or claim 3, which is characterized in that the smell
Adsorbent is at least one of hydrotalcite, molecular sieve.
8. fascia interior trim PP composite material as claimed in claim 2 or claim 3, which is characterized in that the scratch resistance
Wiping auxiliary agent is silicone scratch-resistant auxiliary agent.
9. fascia interior trim PP composite material as claimed in claim 3, which is characterized in that the lubricant is
At least one of amide series lubricant agent, stearate series lubricant agent；The antioxidant is Hinered phenols antioxidant, phosphite ester
At least one of kind antioxidant；The light stabilizer is hindered amine light stabilizer.
10. a kind of preparation method of the fascia interior trim PP composite material as described in claim 3 or 9, feature
It is, includes the following steps：
(1) by polypropylene, toughener, odor adsorption agent, scratch-resistant auxiliary agent, light stabilizer, lubricant, antioxidant in mixed at high speed
It is mixed in machine 3~5 minutes, the wherein rotating speed of high-speed mixer is 200~300 revs/min；
(2) it is mixed 3~5 minutes in the high-speed mixer for adding in filler in step (1), the rotating speed of wherein high-speed mixer is
200~300 revs/min；
(3) will the material that mixed in step (2) add in double screw extruder in carry out melting extrusion, granulation, drying, cooling,
Dress packet is to get polypropylene composite material for automobile bumper of the present invention.
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| CN201810057102.5A CN108219277B (en) | 2018-01-18 | 2018-01-18 | Polypropylene composite material for automobile instrument panel interior decoration and preparation method thereof |
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| CN201810057102.5A CN108219277B (en) | 2018-01-18 | 2018-01-18 | Polypropylene composite material for automobile instrument panel interior decoration and preparation method thereof |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109181098A (en) * | 2018-07-16 | 2019-01-11 | 苏州润佳工程塑料股份有限公司 | A kind of low smell environmental protection PP composite material and preparation method thereof |
| CN108997655A (en) * | 2018-08-27 | 2018-12-14 | 北京汽车研究总院有限公司 | Preparation method, low gloss automobile interior decoration and the automobile of low gloss automobile interior decoration |
| WO2021057355A1 (en) * | 2019-09-26 | 2021-04-01 | 金发科技股份有限公司 | Polypropylene composite material with low shrinkage and low linear expansion coefficient, and preparation method |
| CN110835443A (en) * | 2019-11-19 | 2020-02-25 | 东风汽车集团有限公司 | Lightweight modified polypropylene material, preparation method thereof and application thereof in automobile stand column guard plate |
| CN110885497A (en) * | 2019-12-18 | 2020-03-17 | 上栗县上栗镇中心小学 | High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof |
| CN111333951A (en) * | 2020-03-09 | 2020-06-26 | 南通大学 | Low-smoke halogen-free flame-retardant automobile foot mat material and preparation method thereof |
| CN111718543A (en) * | 2020-06-16 | 2020-09-29 | 广东聚石化学股份有限公司 | Polypropylene composite material and preparation method and application thereof |
| CN111718543B (en) * | 2020-06-16 | 2023-08-04 | 广东聚石化学股份有限公司 | Polypropylene composite material and preparation method and application thereof |
| CN112011123A (en) * | 2020-07-29 | 2020-12-01 | 青岛国恩科技股份有限公司 | Low-heat-storage-degree polypropylene composite material for automotive upholstery and preparation method thereof |
| CN111978635A (en) * | 2020-08-17 | 2020-11-24 | 成都金发科技新材料有限公司 | Antibacterial and antiviral polypropylene material for automobile air conditioner shell and preparation method thereof |
| CN114437263B (en) * | 2020-10-20 | 2023-12-08 | 中国石油化工股份有限公司 | Low-VOC low-odor polypropylene resin and preparation method and application thereof |
| CN114437263A (en) * | 2020-10-20 | 2022-05-06 | 中国石油化工股份有限公司 | Low-VOC low-odor polypropylene resin and preparation method and application thereof |
| CN112457587A (en) * | 2020-12-14 | 2021-03-09 | 浙江金华威达日化包装实业有限公司 | PP material with scratch-resistant surface and preparation method thereof |
| CN112625362A (en) * | 2020-12-16 | 2021-04-09 | 金发科技股份有限公司 | High-scratch-resistance low-haze polypropylene composition and preparation method thereof |
| CN113980383A (en) * | 2021-10-25 | 2022-01-28 | 成都金发科技新材料有限公司 | Polypropylene composition with high light transmission and low-temperature toughness as well as preparation method and application thereof |
| CN113980383B (en) * | 2021-10-25 | 2023-07-11 | 成都金发科技新材料有限公司 | Polypropylene composition with high light transmittance and low temperature toughness as well as preparation method and application thereof |
| CN113930017A (en) * | 2021-10-29 | 2022-01-14 | 天津金发新材料有限公司 | Polypropylene composite material and preparation method and application thereof |
| CN114736456A (en) * | 2022-03-24 | 2022-07-12 | 金发科技股份有限公司 | Polypropylene composition and preparation method and application thereof |
| CN114736456B (en) * | 2022-03-24 | 2023-09-26 | 金发科技股份有限公司 | Polypropylene composition and preparation method and application thereof |
| CN114672129A (en) * | 2022-03-29 | 2022-06-28 | 成都金发科技新材料有限公司 | Low-density low-gloss polypropylene composite material and preparation method and application thereof |
| CN114702839A (en) * | 2022-03-31 | 2022-07-05 | 安徽江淮汽车集团股份有限公司 | Preparation method of polyolefin VOC (volatile organic compound) improved filler and composite material containing polyolefin VOC improved filler |
| CN114989528A (en) * | 2022-06-27 | 2022-09-02 | 重庆长安汽车股份有限公司 | Polypropylene composite material and preparation method and application thereof |
| CN114989528B (en) * | 2022-06-27 | 2023-06-09 | 重庆长安汽车股份有限公司 | Polypropylene composite material and preparation method and application thereof |
| CN115850857A (en) * | 2022-12-16 | 2023-03-28 | 广东圆融新材料有限公司 | Whisker reinforced polypropylene composite material and preparation method thereof |
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