CN110885497A - High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof - Google Patents
High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof Download PDFInfo
- Publication number
- CN110885497A CN110885497A CN201911306611.8A CN201911306611A CN110885497A CN 110885497 A CN110885497 A CN 110885497A CN 201911306611 A CN201911306611 A CN 201911306611A CN 110885497 A CN110885497 A CN 110885497A
- Authority
- CN
- China
- Prior art keywords
- parts
- composite material
- voc
- polypropylene composite
- strength low
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a high-strength low-VOC (volatile organic compound) polypropylene composite material for automotive interior trim, which comprises the following components in parts by mass: 80-100 parts of a binder; a toughening agent: 10-20 parts; antioxidant: 0.5-1 part; diatomite: 5-15 parts; 0.5-1 part of light stabilizer; 5-10 parts of a flame retardant; 15-25 parts of a reinforcing agent; 10-20 parts of inorganic filler. The invention also discloses a preparation method of the polypropylene composite material, which comprises the steps of mixing the raw materials and extruding and granulating, and the polypropylene composite material prepared by the invention has low VOC (volatile organic compounds) and high strength and has higher commercial value and popularization value.
Description
Technical Field
The invention relates to the field of automotive interior parts, in particular to a high-strength low-VOC automotive interior polypropylene composite material for automotive interior and a preparation method thereof.
Background
With the continuous development of industrialization and the continuous development of science and technology, the requirement of people for traveling is continuously increased, and automobiles are the first choice vehicles for many people to commute and travel. The requirements of people on the automobile are not only fast and stable in opening, but also the indexes of comfort and safety of the automobile are an important reference point selected by people.
As an important component of an automobile, the automobile interior is also a point of attention of most automobile owners when selecting the automobile, the automobile interior is usually made of plastic materials, and due to the characteristics of the plastic, volatile organic compounds (VOC is an English abbreviation of Volatile Organic Compounds (VOC) which affects the body health of the automobile owners and passengers to a certain extent.
In addition, in practical use, many polypropylene composite materials have insufficient strength, often have phenomena of fracture, rupture and the like, and are easy to volatilize VOC gas at high temperature, thus being harmful to human bodies.
Disclosure of Invention
The invention aims to provide a high-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and a preparation method thereof, which have the advantages of low emission, simple preparation method and the like, and are high in strength and good in practicability.
In order to solve the problems, the invention provides a high-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material, which comprises the following components in parts by mass: polypropylene resin: 80-100 parts of a binder; a toughening agent: 10-20 parts; antioxidant: 0.5-1 part; diatomite: 5-15 parts; 0.5-1 part of light stabilizer; 5-10 parts of a flame retardant; 15-25 parts of a reinforcing agent; 10-20 parts of inorganic filler.
The preferable scheme comprises the following components in percentage by mass: polypropylene resin: 90-100 parts; a toughening agent: 12-18 parts; antioxidant: 0.75-1 part; diatomite: 7-13 parts; 0.75-1 part of light stabilizer; 7-10 parts of a flame retardant; 18-22 parts of a reinforcing agent; 12-18 parts of inorganic filler.
The preferable scheme comprises the following components in percentage by mass: polypropylene resin: 100 parts of (A); a toughening agent: 15 parts of (1); antioxidant: 1 part; diatomite: 10 parts of (A); 1 part of light stabilizer; 10 parts of a flame retardant; 20 parts of reinforcing agent; and 15 parts of an inorganic filler.
Preferably, the flame retardant is an intumescent flame retardant.
Preferably, the reinforcing agent is basic magnesium sulfate whisker.
A method for preparing the high-strength low-VOC automotive interior polypropylene composite material, comprising the steps of:
(1) adding the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler into a high-speed mixer according to the mass percentage for blending for 3-5min, then sequentially adding the toughening agent, the antioxidant, the light stabilizer and the flame retardant, and continuing to blend for 3-5 min;
(2) and (2) putting the mixture treated in the step (1) into a double-screw extruder for melt mixing, and performing extrusion granulation to obtain the polypropylene composite material.
Preferably, in the step (1), the reaction temperature is 25-30 ℃, and the mixture is left standing for 3 hours after the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler are blended.
Preferably, in the step (2), the degree of vacuum for extrusion granulation is from-0.03 to-0.10 MPa.
The technical scheme has the following beneficial technical effects:
according to the invention, the polypropylene composite material with high strength and low VOC is prepared by compounding the raw materials and distributing the component ratio of the raw materials, and is used for automotive interior.
According to the invention, the reinforcing agent (basic magnesium sulfate whisker) and the inorganic filler are added, so that the strength of the polypropylene composite material is effectively improved, and the strength of the polypropylene composite material can be effectively improved and the discharge amount of VOC (volatile organic Compounds) of the polypropylene composite material can be reduced on the premise that the reinforcing agent and the diatomite are added at the same time and are blended with the polypropylene resin; the addition of the antioxidant and the light stabilizer can convert low-molecular VOC substances in the raw materials into high molecules, so that the low-molecular VOC substances become solid, and the low-molecular VOC substances are prevented from being converted into VOC gas to be released in the using process due to undersize molecules; the addition of the Intumescent Flame Retardant (IFR) can enhance the flame retardance of the product prepared by the invention, improve the thermal stability and prevent the problem of VOC release caused by volatilization of substances in the interior composite material under the condition of overheat of the environment in the vehicle; according to the invention, through the mixing and the cooperation of various raw materials, the polypropylene composite material prepared by the method has excellent comprehensive performance.
Detailed Description
The invention is further described with reference to specific examples.
The following examples are not provided to limit the scope of the present invention, nor are the steps described to limit the order of execution. Modifications of the invention which are obvious to those skilled in the art in view of the prior art are also within the scope of the invention as claimed.
Example one
The high-strength low-VOC automotive interior polypropylene composite material comprises the following components in parts by mass: polypropylene resin: 100 parts of (A); a toughening agent: 15 parts of (1); antioxidant: 1 part; diatomite: 10 parts of (A); 1 part of light stabilizer; 10 parts of a flame retardant; 20 parts of reinforcing agent; and 15 parts of an inorganic filler.
The preparation method of the polypropylene composite material comprises the following steps:
(1) adding the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler into a high-speed mixer according to the mass ratio at the temperature of 25-30 ℃ for blending for 3-5min, standing for 3 h, continuously and sequentially adding the toughening agent, the antioxidant, the light stabilizer and the flame retardant, and continuously blending for 3-5 min;
(2) and (2) putting the mixture treated in the step (1) into a double-screw extruder for melt mixing, and performing extrusion granulation under the condition that the vacuum degree is-0.03 to-0.10 Mpa to obtain the polypropylene composite material.
Example two
The high-strength low-VOC automotive interior polypropylene composite material comprises the following components in parts by mass: polypropylene resin: 80 parts of a mixture; a toughening agent: 10 parts of (A); antioxidant: 0.5 part; diatomite: 5 parts of a mixture; 0.5 part of light stabilizer; 5 parts of a flame retardant; 15 parts of reinforcing agent; 10 parts of inorganic filler.
The preparation method of the polypropylene composite material comprises the following steps:
(1) adding the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler into a high-speed mixer according to the mass ratio at the temperature of 25-30 ℃ for blending for 3-5min, standing for 3 h, continuously and sequentially adding the toughening agent, the antioxidant, the light stabilizer and the flame retardant, and continuously blending for 3-5 min;
(2) and (2) putting the mixture treated in the step (1) into a double-screw extruder for melt mixing, and performing extrusion granulation under the condition that the vacuum degree is-0.03 to-0.10 Mpa to obtain the polypropylene composite material.
EXAMPLE III
The high-strength low-VOC automotive interior polypropylene composite material comprises the following components in parts by mass: polypropylene resin: 100 parts of (A); a toughening agent: 10 parts of (A); antioxidant: 1 part; diatomite: 5 parts of a mixture; 1 part of light stabilizer; 5 parts of a flame retardant; 25 parts of reinforcing agent; 10 parts of inorganic filler.
The preparation method of the polypropylene composite material comprises the following steps:
(1) adding the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler into a high-speed mixer according to the mass ratio at the temperature of 25-30 ℃ for blending for 3-5min, standing for 3 h, continuously and sequentially adding the toughening agent, the antioxidant, the light stabilizer and the flame retardant, and continuously blending for 3-5 min;
(2) and (2) putting the mixture treated in the step (1) into a double-screw extruder for melt mixing, and performing extrusion granulation under the condition that the vacuum degree is-0.03 to-0.10 Mpa to obtain the polypropylene composite material.
Comparative example:
the automotive interior composite material comprises the following components in parts by mass: polypropylene resin: 100 parts of (A); a toughening agent: 15 parts of (1); antioxidant: 1 part; diatomite: 10 parts of (A); 1 part of light stabilizer; 10 parts of a flame retardant; and 35 parts of an inorganic filler.
The preparation method of the polypropylene composite material comprises the following steps:
(1) adding the polypropylene resin, the diatomite and the inorganic filler into a high-speed mixer according to the mass ratio at the temperature of 25-30 ℃ for blending for 3-5min, standing for 3 h, continuously adding the toughening agent, the antioxidant, the light stabilizer and the flame retardant in sequence, and continuously blending for 3-5 min;
(2) and (2) putting the mixture treated in the step (1) into a double-screw extruder for melt mixing, and performing extrusion granulation under the condition that the vacuum degree is-0.03 to-0.10 Mpa to obtain the polypropylene composite material.
The VOC and strength parameters of the composites of examples 1-3 and comparative examples were tested in a correlation, with the following criteria for mechanical properties test 1: according to the relevant standard of GB/T1446-.
2. VOC testing: VOC-related measurements were carried out for 10 days in each example and comparative example using the headspace method
Through the comparison of the table and the data reference, it can be found that the polypropylene composite material prepared by the invention has high strength and low VOC emission.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The high-strength low-VOC automotive interior polypropylene composite material is characterized by comprising the following components in parts by mass: polypropylene resin: 80-100 parts of a binder; a toughening agent: 10-20 parts; antioxidant: 0.5-1 part; diatomite: 5-15 parts; 0.5-1 part of light stabilizer; 5-10 parts of a flame retardant; 15-25 parts of a reinforcing agent; 10-20 parts of inorganic filler.
2. The high-strength low-VOC automotive interior polypropylene composite material according to claim 1, which comprises the following components in parts by mass: polypropylene resin: 90-100 parts; a toughening agent: 12-18 parts; antioxidant: 0.75-1 part; diatomite: 7-13 parts; 0.75-1 part of light stabilizer; 7-10 parts of a flame retardant; 18-22 parts of a reinforcing agent; 12-18 parts of inorganic filler.
3. The high-strength low-VOC automotive interior polypropylene composite material according to claim 1, which comprises the following components in parts by mass: polypropylene resin: 100 parts of (A); a toughening agent: 15 parts of (1); antioxidant: 1 part; diatomite: 10 parts of (A); 1 part of light stabilizer; 10 parts of a flame retardant; 20 parts of reinforcing agent; and 15 parts of an inorganic filler.
4. The high-strength low-VOC automotive interior polypropylene composite material according to claim 1, wherein said flame retardant is an intumescent flame retardant.
5. The high-strength low-VOC automotive interior polypropylene composite material according to claim 1, wherein the reinforcing agent is basic magnesium sulfate whiskers.
6. A method for preparing the high-strength low-VOC automotive interior polypropylene composite material according to claims 1-5, characterized by comprising the steps of:
(1) adding the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler into a high-speed mixer according to the mass ratio, blending for 3-5min, then sequentially adding the toughening agent, the antioxidant, the light stabilizer and the flame retardant, and continuing to blend for 3-5 min;
(2) and (2) putting the mixture treated in the step (1) into a double-screw extruder for melt mixing, and performing extrusion granulation to obtain the polypropylene composite material.
7. The method for preparing the high-strength low-VOC polypropylene composite for automotive interiors according to claim 6, wherein in the step (1), the reaction temperature is 25-30 ℃, and the mixture is left for 3 hours after the polypropylene resin, the diatomite, the reinforcing agent and the inorganic filler are blended.
8. The method for preparing the high-strength low-VOC polypropylene composite for automotive interiors according to claim 6, wherein in the step (2), the degree of vacuum of the extrusion granulation is-0.03 to-0.10 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306611.8A CN110885497A (en) | 2019-12-18 | 2019-12-18 | High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306611.8A CN110885497A (en) | 2019-12-18 | 2019-12-18 | High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110885497A true CN110885497A (en) | 2020-03-17 |
Family
ID=69752371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911306611.8A Pending CN110885497A (en) | 2019-12-18 | 2019-12-18 | High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110885497A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112080068A (en) * | 2020-08-29 | 2020-12-15 | 盐城工学院 | Flame-retardant composite material for new energy automobile interior and preparation method thereof |
| CN114874548A (en) * | 2022-06-02 | 2022-08-09 | 常州威材新材料科技有限公司 | Low-odor and low-emission composite polypropylene material for vehicles and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102952336A (en) * | 2012-11-15 | 2013-03-06 | 合肥会通新材料有限公司 | Active basic magnesium sulfate whisker modified polypropylene composite material and preparation method thereof |
| CN106317743A (en) * | 2016-09-19 | 2017-01-11 | 南京德尔隆工程塑料有限公司 | High-mobility low-odor scratch-resistant automobile trim polypropylene material and preparation method thereof |
| CN108219277A (en) * | 2018-01-18 | 2018-06-29 | 金发科技股份有限公司 | A kind of fascia interior trim PP composite material and preparation method thereof |
-
2019
- 2019-12-18 CN CN201911306611.8A patent/CN110885497A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102952336A (en) * | 2012-11-15 | 2013-03-06 | 合肥会通新材料有限公司 | Active basic magnesium sulfate whisker modified polypropylene composite material and preparation method thereof |
| CN106317743A (en) * | 2016-09-19 | 2017-01-11 | 南京德尔隆工程塑料有限公司 | High-mobility low-odor scratch-resistant automobile trim polypropylene material and preparation method thereof |
| CN108219277A (en) * | 2018-01-18 | 2018-06-29 | 金发科技股份有限公司 | A kind of fascia interior trim PP composite material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112080068A (en) * | 2020-08-29 | 2020-12-15 | 盐城工学院 | Flame-retardant composite material for new energy automobile interior and preparation method thereof |
| CN114874548A (en) * | 2022-06-02 | 2022-08-09 | 常州威材新材料科技有限公司 | Low-odor and low-emission composite polypropylene material for vehicles and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0837098A4 (en) | Rubber composition and process for the production thereof | |
| CN108485066B (en) | Environment-friendly low-odor polypropylene composite material for vehicles and preparation method thereof | |
| CN110885497A (en) | High-strength low-VOC (volatile organic compound) automotive interior polypropylene composite material and preparation method thereof | |
| CN102382363A (en) | Modified polypropylene material and preparation method thereof | |
| CN104710688A (en) | Low-odor high-performance polypropylene composite material and preparation method thereof | |
| CN103709704B (en) | A kind of low smell, lowly distribute PC/ABS Alloy And Preparation Method | |
| CN110452517B (en) | PC-ABS blending material and preparation method thereof | |
| CN111087800A (en) | Matte PA/ABS composite material with good touch feeling and preparation method thereof | |
| CN106380699A (en) | Polypropylene composition with low VOC (Volatile Organic Compound) and low odor and preparation method of polypropylene composition | |
| CN107057182A (en) | Possesses the expanded polypropylene material preparation method of adsorption function | |
| CN112375324B (en) | HIPS (high impact polystyrene) composite material as well as preparation method and application thereof | |
| CN109096598B (en) | Polypropylene odor adsorption master batch for automobile and preparation method thereof | |
| CN110343336A (en) | A kind of great surface quality polypropylene micro foaming composite material and preparation method thereof | |
| CN103772884A (en) | Low-odor and low-emission acrylonitrile-butadiene-styrene (ABS) composition and preparation method thereof | |
| CN112574440A (en) | Adsorption type low-odor master batch for polypropylene and preparation method thereof | |
| CN114058115B (en) | Antibacterial and antiviral high-impact polypropylene composition and preparation method and application thereof | |
| CN112961430A (en) | Low-odor polypropylene and preparation method thereof | |
| CN112625363B (en) | Low-VOC low-gloss low-shrinkage modified polypropylene material for automotive interior and preparation method thereof | |
| CN103724965A (en) | Fiberglass reinforced PC/ABS (Polycarbonate/Acrylonitrile Butadiene Styrene) composite material with low smell and diffusion and preparation method thereof | |
| CN112795123A (en) | Low-VOC high-heat-resistance talcum powder/whisker composite reinforced polypropylene material and preparation method thereof | |
| CN112778737A (en) | Ultralow-odor black PC/ABS alloy resin | |
| CN108342021A (en) | A kind of automobile-used EPDM material compositions and its manufacturing method | |
| CN114621522B (en) | Polypropylene composition and preparation method and application thereof | |
| CN110862615A (en) | Low-VOC composite plastic for automotive interior and preparation method thereof | |
| CN113845728A (en) | Polypropylene material for automotive interior and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200317 |
|
| RJ01 | Rejection of invention patent application after publication |