CN108690261A - A kind of polypropylene material and preparation method thereof - Google Patents
A kind of polypropylene material and preparation method thereof Download PDFInfo
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- CN108690261A CN108690261A CN201710235085.5A CN201710235085A CN108690261A CN 108690261 A CN108690261 A CN 108690261A CN 201710235085 A CN201710235085 A CN 201710235085A CN 108690261 A CN108690261 A CN 108690261A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
Abstract
The invention belongs to technical field of polymer materials, and in particular to a kind of polypropylene material and preparation method thereof is prepared by weight by following components:50-100 parts of polypropylene, 5-35 parts of glass fibre, 3-10 parts of toughener, synergistic colour 3-10 parts of reinforcing agent, 0.5-5 parts of color master-batch, 0.1-0.5 parts of antioxidant, 0.1-1.0 parts of lubricant.Present invention introduces the polypropylene of low viscosity, ensure that the mobility and processability of material entirety;While synergistic coloring reinforcing agent makes material keep mechanics stability, making material integrally has extraordinary colorability, good toner dispersibility.The present invention is used using color master-batch, synergistic coloring reinforcing agent collaboration, and while material keeps mechanics stability, making material integrally has extraordinary colorability, good toner dispersibility.The advantages of invention is that product colour is bright-coloured, is evenly distributed, and property retention is good, has good color homogeneity.
Description
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of polypropylene material and preparation method thereof.
Background technology
Polypropylene is the highly crystalline polymer of nontoxic, odorless, tasteless milky, and density only has 0.90-0.91g/cm3,
It is one of kind most light in current all plastics.It is particularly stable to water, and water absorption rate in water is only 0.01%, molecular weight
About 80,000-15 ten thousand.With continually developing for its application, people propose higher to polypropylene, more specifically require, for example, people
There are more pursuits for the color of product, this requires rapidoprints to have various bright-coloured appearances.People master at present
If addition toner realizes the color requirements of material in the material, but due to toner disperse in enhancing system it is very uneven
And the problem for causing material color inconsistent, and since the addition of toner be easy to cause the boundary between glass and acrylic resin
Face detaches so that the mechanical performance of material declines apparent.
Therefore, a kind of color polypropylene material and its modification technology and the evenly dispersed method of pigment are developed to modification
Polyacrylic resultant performance enhancements, technological improvement and practical application are of great significance.
Invention content
The object of the present invention is to provide a kind of polypropylene materials and preparation method thereof.
In order to achieve the object of the present invention, the present invention provides a kind of polypropylene materials, by weight by following components
It is prepared:
Further scheme, the polypropylene inherent viscosity are 3.0-3.2dl/g.
The glass fibre is a diameter of non-twist coarse sand of 11 μm of alkali-free.
The toughener is POE grafted maleic anhydrides, and the grafting rate of the POE grafted maleic anhydrides is 1.8-2wt%.
The synergistic coloring reinforcing agent is inorganic crystal whisker.
The inorganic crystal whisker is silicon carbide whisker, aluminium borate whisker with 10:The scalemic thereof of 1 (mass ratio).
The color master-batch is made of by weight following components:
99 parts of ultra-low viscosity polypropylene
0-20 parts of titanium dioxide
0-2 parts of blue or green blue
0-2 parts of dark green
0-5 parts of titanium yellow powder
0.01-1 parts of carbon black
0-2 parts of iron oxide red.
The ultra-low viscosity polypropylene inherent viscosity is 2.2-2.5dl/g;The carbon black is the dustless charcoal of activating surface
It is black.
The antioxidant is N, N'Double-(3- (3,5- di-tert-butyl-hydroxy phenyls) propiono) hexamethylene diamine and phosphorous
The mixture of sour three (2,4- di-tert-butyl-phenyl) esters;The lubricant is silicone powder.
Another goal of the invention of the present invention is to provide a kind of preparation method of polypropylene material comprising following steps:
(1) dried following components is weighed:50-100 parts of polypropylene, 5-35 parts of glass fibre, 3-10 parts of toughener, association
Effect 3-10 parts of reinforcing agent of coloring, 0.5-5 parts of color master-batch, 0.1-0.5 parts of antioxidant, 0.1-1.0 parts of lubricant;
(2) polypropylene weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant and lubricant are passed through into height
Fast mixing machine is uniformly mixed, speed of agitator 1000r/min, 2~10min of incorporation time;
(3) raw material mixed is added in double screw extruder, then glass fibre is added from its glass fiber opening, through molten
Melt extruding pelletization, polypropylene material is made;One area's temperature of the double screw extruder is 200-230 DEG C, and two area's temperature are
200-230 DEG C, three area's temperature are 200-235 DEG C, and four area's temperature are 210-235 DEG C, and five area's temperature are 210-220 DEG C, six area's temperature
Degree is 220-230 DEG C;The rotating speed of double screw extruder is 200-500rpm.
The preparation method of further scheme, the color master-batch includes the following steps:
By 99 parts of ultra-low viscosity polypropylene, 0-20 parts of titanium dioxide, 0-2 parts of blue or green blue, 0-2 parts of dark green, titanium yellow powder 0-5
Part, 0.01-1 parts of carbon black, 0-2 parts of iron oxide red is added high-speed mixer and is uniformly mixed, then the extruding pelletization in double screw extruder
Obtain color master-batch;The processing conditions of wherein double screw extruder is:One area's temperature is 200-230 DEG C, and two area's temperature are 200-
230 DEG C, three area's temperature are 200-235 DEG C, and four area's temperature are 210-235 DEG C, and five area's temperature are 210-220 DEG C, and six area's temperature are
220-230℃;Twin-screw engine speed is 200-500rpm.
Beneficial effects of the present invention:
Present invention introduces the polypropylene of low viscosity, ensure that the mobility and processability of material entirety;Synergistic coloring enhancing
While agent makes material keep mechanics stability, make material that integrally there is extraordinary colorability, good toner point
Dissipate property.
The present invention is used using color master-batch, synergistic coloring reinforcing agent collaboration, and material keeps the same of mechanics stability
When, making material integrally has extraordinary colorability, good toner dispersibility.The advantages of invention is that product colour is bright-coloured,
It is evenly distributed, property retention is good, has good color homogeneity.
Specific implementation mode
The following describes the present invention further through the description of specific embodiments, but this is not the limit to the present invention
System, those skilled in the art's basic thought according to the present invention can make various modifications or improvements, but without departing from this
The basic thought of invention, is all within the scope of the present invention.
Polypropylene inherent viscosity is 3.0-3.2dl/g.
Glass fibre is a diameter of non-twist coarse sand of 11 μm of alkali-free.
Ultra-low viscosity polypropylene inherent viscosity is 2.2-2.5dl/g;
Carbon black is activating surface free flowing black.
Synergistic coloring reinforcing agent is silicon carbide whisker, aluminium borate whisker with 10:The scalemic thereof of 1 (mass ratio).
Carbon black is activating surface free flowing black.
Testing standard:
| Physical property | Test method |
| Tensile strength | ASTM D638 |
| Izod notch impact strengths (izodtest) | ASTM D206 |
| Bending strength | ASTM D790 |
| Bending modulus | ASTM D790 |
| Toner disperses (tinting strength, tinting power) grade | UL94 is estimated |
Embodiment 1
(1) preparation of color master-batch:By 99 parts of ultra-low viscosity polypropylene, it is equal that high-speed mixer mixing is added in 1 part of carbon black
Even, then extruding pelletization obtains color master-batch in double screw extruder.The processing conditions of double screw extruder is:One area's temperature
It it is 200 DEG C, two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, and four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, 6th area
Temperature is 220 DEG C;Twin-screw engine speed is 300rpm.
(2) preparation of polypropylene material:Dried following components is weighed by mass parts:73 parts of polypropylene, glass fibre
20 parts, 5 parts of toughener, synergistic colours 5 parts of reinforcing agent, 1 part of color master-batch, 0.5 part of antioxidant, 0.5 part of lubricant;By what is weighed up
Polypropylene, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant are uniformly mixed by high-speed mixer, are stirred
Mix rotating speed is 1000r/min, 2~10min of incorporation time;The raw material mixed is added in double screw extruder, glass fibers
Dimension is added from glass fiber opening, is granulated through melting extrusion, and polypropylene material is made.The processing conditions of double screw extruder is:One area's temperature
Degree be 200 DEG C, two area's temperature be 205 DEG C, three area's temperature be 210 DEG C, four area's temperature be 220 DEG C, five area's temperature be 220 DEG C, six
Area's temperature is 220 DEG C;Twin-screw engine speed is 300rpm.
Embodiment 2
(1) preparation of color master-batch:By 99 parts of ultra-low viscosity polypropylene, 15 parts of titanium dioxide, 0.5 part of dark green, iron oxide red 1.0
Part, 0.01 part of addition high-speed mixer of carbon black is uniformly mixed, and then extruding pelletization obtains color master-batch in double screw extruder.
The processing conditions of double screw extruder is:One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, 4th area
Temperature is 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 220 DEG C;Twin-screw engine speed is 300rpm.
(2) preparation of polypropylene material:Dried following components is weighed by mass parts:50 parts of polypropylene, glass fibre
35 parts, 3 parts of toughener, synergistic colours 10 parts of reinforcing agent, 5 parts of color master-batch, 0.5 part of antioxidant, 1.0 parts of lubricant;It will weigh up
Polypropylene, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant by high-speed mixer be uniformly mixed,
Speed of agitator is 1000r/min, 2~10min of incorporation time;The raw material mixed is added in double screw extruder, glass
Fiber is added from glass fiber opening, is granulated through melting extrusion, and polypropylene material is made.The processing conditions of double screw extruder is:One area
Temperature is 230 DEG C, and two area's temperature are 230 DEG C, and three area's temperature are 235 DEG C, and four area's temperature are 235 DEG C, and five area's temperature are 200 DEG C,
Six area's temperature are 200 DEG C;Twin-screw engine speed is 500rpm.
Embodiment 3
(1) preparation of color master-batch:By 99 parts of ultra-low viscosity polypropylene, 10 parts of titanium dioxide, 2.5 parts of titanium yellow powder, iron oxide red 0.5
Part, 0.01 part of addition high-speed mixer of carbon black is uniformly mixed, and then extruding pelletization obtains color master-batch in double screw extruder.
The processing conditions of double screw extruder is:One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, 4th area
Temperature is 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 220 DEG C;Twin-screw engine speed is 300rpm.
(2) preparation of polypropylene material:Dried following components is weighed by mass parts:100 parts of polypropylene, glass fibre
5 parts, 10 parts of toughener, synergistic colours 3 parts of reinforcing agent, 0.5 part of color master-batch, 0.3 part of antioxidant, 0.1 part of lubricant;It will weigh up
Polypropylene, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant by high-speed mixer be uniformly mixed,
Speed of agitator is 1000r/min, 2~10min of incorporation time;The raw material mixed is added in double screw extruder, glass
Fiber is added from glass fiber opening, is granulated through melting extrusion, and polypropylene material is made.The processing conditions of double screw extruder is:One area
Temperature is 210 DEG C, and two area's temperature are 215 DEG C, and three area's temperature are 220 DEG C, and four area's temperature are 230 DEG C, and five area's temperature are 220 DEG C,
Six area's temperature are 200 DEG C;Twin-screw engine speed is 200rpm.
Comparative example 1
With embodiment 1, difference lies in toner auxiliary agents not to make color master-batch
Dried following components is weighed by mass parts:73 parts of polypropylene, 0.99 part of ultra-low viscosity polypropylene, glass fibre
20 parts, 5 parts of toughener, synergistic colours 5 parts of reinforcing agent, 0.01 part of carbon black, 0.5 part of antioxidant, 0.5 part of lubricant;By what is weighed up
Polypropylene, toughener, synergistic coloring reinforcing agent, toner auxiliary agent, antioxidant, lubricant are uniformly mixed by high-speed mixer, are stirred
Mix rotating speed is 1000r/min, 2~10min of incorporation time;The raw material mixed is added in double screw extruder, glass fibers
Dimension is added from glass fiber opening, is granulated through melting extrusion, and polypropylene material is made.The processing conditions of double screw extruder is:One area's temperature
Degree be 200 DEG C, two area's temperature be 205 DEG C, three area's temperature be 210 DEG C, four area's temperature be 220 DEG C, five area's temperature be 220 DEG C, six
Area's temperature is 220 DEG C;Twin-screw engine speed is 300rpm.
Comparative example 2
With embodiment 1, difference lies in synergistic is not added to colour reinforcing agent:
(1) preparation of color master-batch:By 99 parts of ultra-low viscosity polypropylene, it is equal that high-speed mixer mixing is added in 1 part of carbon black
Even, then extruding pelletization obtains color master-batch in double screw extruder.The processing conditions of double screw extruder is:One area's temperature
It it is 200 DEG C, two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, and four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, 6th area
Temperature is 220 DEG C;Twin-screw engine speed is 300rpm.
(2) preparation of fiber glass reinforced polypropylene material:Dried following components is weighed by mass parts:73 parts of polypropylene,
20 parts of glass fibre, 5 parts of toughener, 1 part of color master-batch, 0.5 part of antioxidant, 0.5 part of lubricant;By the polypropylene weighed up, increase
Tough dose, color master-batch, antioxidant, lubricant be uniformly mixed by high-speed mixer, speed of agitator 1000r/min, when mixing
Between 2~10min;The raw material mixed is added in double screw extruder, glass fibre is added from glass fiber opening, through melting extrusion
It is granulated, polypropylene material is made.The processing conditions of double screw extruder is:One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C,
Three area's temperature are 210 DEG C, and four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 220 DEG C;Twin-screw host turns
Speed is 300rpm.
Comparative example 3
With embodiment 1, difference lies in toner auxiliary agents not to make color master-batch, synergistic is not added to colour reinforcing agent:
Dried following components is weighed by mass parts:73 parts of polypropylene, 0.99 part of ultra-low viscosity polypropylene, glass fibre
20 parts, 5 parts of toughener, 0.01 part of carbon black, 0.5 part of antioxidant, 0.5 part of lubricant;By the polypropylene weighed up, ultra-low viscosity poly- third
Alkene, toughener, carbon black, antioxidant, lubricant are uniformly mixed by high-speed mixer, speed of agitator 1000r/min, when mixing
Between 2~10min;The raw material mixed is added in double screw extruder, glass fibre is added from glass fiber opening, through melting extrusion
It is granulated, polypropylene material is made.The processing conditions of double screw extruder is:One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C,
Three area's temperature are 210 DEG C, and four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 220 DEG C;Twin-screw host turns
Speed is 300rpm.
Fiber glass reinforced polypropylene material prepared by above-described embodiment 1-3 and comparative example 1-3 is respectively according to GB testing standards
It is molded into corresponding batten, is tested after then being placed 24 hours in the environment of 23 ± 2 DEG C, 50 ± 5% relative humidity, performance
Test is as follows:
1 performance data of table
It can be seen that from the performance comparison of upper table embodiment 1-3 and comparative example 1-3, the present invention is by the way that toner auxiliary agent to be improved to
Color master-batch form, while the addition of synergistic coloring reinforcing agent, are effectively keeping the mechanical property of fiberglass reinforcing polyester product
Meanwhile being conducive to the coloring of color master-batch, make that product colour is bright-coloured, is evenly distributed.
Claims (10)
1. a kind of polypropylene material, which is characterized in that be prepared by weight by following components:
50-100 parts of polypropylene,
5-35 parts of glass fibre,
3-10 parts of toughener,
Synergistic colours 3-10 parts of reinforcing agent,
0.5-5 parts of color master-batch,
0.1-0.5 parts of antioxidant,
0.1-1.0 parts of lubricant.
2. a kind of polypropylene material according to claim 1, which is characterized in that the color master-batch is by following components by weight
Measure part composition:
100 parts of ultra-low viscosity polypropylene,
0-20 parts of titanium dioxide,
0-2 parts of blue or green blue,
0-2 parts of dark green,
0-5 parts of titanium yellow powder,
0.01-1 parts of carbon black,
0-2 parts of iron oxide red;
The polyacrylic inherent viscosity of ultra-low viscosity is 2.2-2.5dl/g.
3. a kind of polypropylene material according to claim 1, it is characterised in that:The polyacrylic inherent viscosity is 3.0-
3.2dl/g。
4. a kind of polypropylene material according to claim 1, it is characterised in that:The glass fibre is a diameter of 11 μm
The non-twist coarse sand of alkali-free.
5. a kind of polypropylene material according to claim 1, it is characterised in that:The toughener is POE grafted maleics
Acid anhydride, and grafting rate is 1.8-2wt%;The synergistic coloring reinforcing agent is inorganic crystal whisker.
6. a kind of polypropylene material according to claim 5, it is characterised in that:The inorganic crystal whisker be silicon carbide whisker,
Aluminium borate whisker is with 10:1(Mass ratio)The mixture that mixes of ratio.
7. a kind of polypropylene material according to claim 2, it is characterised in that:The carbon black is the dustless charcoal of activating surface
It is black.
8. a kind of polypropylene material according to claim 1, it is characterised in that:The antioxidant is N, N'Double-(3- (3,
5- di-tert-butyl-hydroxy phenyls) propiono) hexamethylene diamine and phosphorous acid three (2,4- di-tert-butyl-phenyl) ester mixture;Institute
The lubricant stated is silicone powder.
9. the method for preparing claim 1 ~ 8 any one of them polypropylene material, which is characterized in that include the following steps:
(1)Weigh dried following components:50-100 parts of polypropylene, 5-35 parts of glass fibre, 3-10 parts of toughener, synergistic
3-10 parts of color reinforcing agent, 0.5-5 parts of color master-batch, 0.1-0.5 parts of antioxidant, 0.1-1.0 parts of lubricant;
(2)The polypropylene weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant and lubricant is mixed by high speed
Conjunction machine is uniformly mixed, speed of agitator 1000r/min, 2~10min of incorporation time;
(3)The raw material mixed is added in double screw extruder, then glass fibre is added from its glass fiber opening, is squeezed through melting
Go out to be granulated, polypropylene material is made;One area's temperature of the double screw extruder is 200-230 DEG C, and two area's temperature are 200-230
DEG C, three area's temperature are 200-235 DEG C, and four area's temperature are 210-235 DEG C, and five area's temperature are 210-220 DEG C, and six area's temperature are 220-
230℃;Twin-screw engine speed is 200-500rpm.
10. a kind of preparation method of polypropylene material according to claim 9, which is characterized in that the color master-batch
Preparation method includes the following steps:
By 99 parts of ultra-low viscosity polypropylene, 0-20 parts of titanium dioxide, 0-2 parts of blue or green blue, 0-2 parts of dark green, 0-5 parts of titanium yellow powder, charcoal
0.01-1 parts black, 0-2 parts of iron oxide red is added high-speed mixer and is uniformly mixed, and then extruding pelletization obtains in double screw extruder
Color master-batch;The processing conditions of wherein double screw extruder is:One area's temperature is 200-230 DEG C, and two area's temperature are 200-230
DEG C, three area's temperature are 200-235 DEG C, and four area's temperature are 210-235 DEG C, and five area's temperature are 210-220 DEG C, and six area's temperature are 220-
230℃;Twin-screw engine speed is 200-500rpm.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112409682A (en) * | 2020-10-09 | 2021-02-26 | 扬州龙彩塑料色母粒有限公司 | Toughened polypropylene color master batch and preparation method thereof |
| CN113881147A (en) * | 2021-09-26 | 2022-01-04 | 上海日之升科技有限公司 | Injection molding grade wear-resistant polypropylene material and preparation method thereof |
| CN114276615A (en) * | 2021-12-28 | 2022-04-05 | 武汉金发科技有限公司 | Coloring reinforced polypropylene composite material and preparation method and application thereof |
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| CN114276615B (en) * | 2021-12-28 | 2024-02-02 | 武汉金发科技有限公司 | Coloring reinforced polypropylene composite material and preparation method and application thereof |
| CN115926317A (en) * | 2022-12-22 | 2023-04-07 | 上海金发科技发展有限公司 | Color master batch, color-reinforced polypropylene material, and preparation method and application thereof |
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