CN109575564B - Brown master batch and preparation process thereof - Google Patents
Brown master batch and preparation process thereof Download PDFInfo
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- CN109575564B CN109575564B CN201710903931.6A CN201710903931A CN109575564B CN 109575564 B CN109575564 B CN 109575564B CN 201710903931 A CN201710903931 A CN 201710903931A CN 109575564 B CN109575564 B CN 109575564B
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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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- 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
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2201/011—Nanostructured additives
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
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- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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Abstract
The invention discloses a brown master batch which comprises the following components in parts by weight: 26.8-30.4 parts of carrier resin, 0.8-1.2 parts of plastic additive, 9.8-10.2 parts of dispersant, 6.0-6.4 parts of titanium dioxide, 8.8-9.2 parts of iron oxide red, 5.8-6.2 parts of bismuth vanadate yellow, 35.9-37.1 parts of titanium yellow and 2.5-2.9 parts of carbon black. The brown master batch prepared by the invention is safe and environment-friendly, the color of a product prepared by adding the brown master batch into plastic is completely consistent with the color of a target sample under different light source conditions, and the problem of metamerism between the product and the target sample is effectively solved.
Description
Technical Field
The invention relates to the technical field of plastic processing color matching, in particular to brown master batch and a preparation process thereof.
Background
Different light environments can be met in the using process of an automobile, so that the color of a product is ensured to be consistent with the color of a standard sample under different using light rays in the process of manufacturing a plastic part of the automobile, three common light sources, namely D65, A and F11, are specified in the automobile industry, the integral color matching level in the existing plastic dyeing industry is insufficient, the color uniformity can not be basically ensured under different light sources, and the problem that the color of the product is inconsistent with the color of the standard sample under different light sources, namely the metamerism phenomenon, is caused. For example, the color sample can be made consistent under natural light (D65) in the whole color, but the colors of other light sources (under A and F11) are inconsistent, the data deviation is large, and the requirements of customers cannot be met. Among them, brown, gray, and brown are the three colors most likely to cause metamerism in the automotive industry.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a brown master batch, which can solve the problem that the color of a product in the automobile industry is inconsistent with the color of a standard sample under different light sources.
In order to solve the problems, the invention adopts the following technical scheme:
the invention provides a brown master batch, which comprises the following components in parts by weight: 26.8-30.4 parts of carrier resin, 0.8-1.2 parts of plastic additive, 9.8-10.2 parts of dispersant, 6.0-6.4 parts of titanium dioxide, 8.8-9.2 parts of iron oxide red, 5.8-6.2 parts of bismuth vanadate yellow, 35.9-37.1 parts of titanium yellow and 2.5-2.9 parts of carbon black.
Preferably, 28.6 parts of carrier resin, 1.0 part of plastic additive, 10.0 parts of dispersant, 6.2 parts of titanium dioxide, 9.0 parts of iron oxide red, 6.0 parts of bismuth vanadate yellow, 36.5 parts of titanium yellow and 2.7 parts of carbon black.
Preferably, the titanium yellow is a mixture of nickel titanium yellow and titanium chrome yellow.
Preferably, the bismuth vanadate yellow is encapsulated bismuth vanadate yellow.
Preferably, the titanium dioxide is rutile titanium dioxide, and the average particle size is 0.2-0.3 μm.
Preferably, the carrier resin is a thermoplastic polyurethane elastomer rubber.
Preferably, the dispersant is polyethylene wax.
Preferably, the plastic additive is a silicone-based plastic additive.
The second aspect of the present invention provides a preparation process of brown master batch, which is used for preparing the above brown master batch, and comprises the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
Preferably, the extruder is a double-screw extruder, the temperature of the double-screw extruder is 170-190 ℃, and the rotating speed of the double-screw extruder is 350-450 r/min.
The brown master batch prepared by the invention is safe and environment-friendly, the color of a product prepared by adding the brown master batch into plastic is completely consistent with the color of a target sample under different light source conditions, and the problem of metamerism between the product and the target sample is effectively solved.
Detailed Description
Standard samples: baoma automobile group, color number is the standard color of Mocha.
Example 1
A brown master batch comprises the following components:
the preparation method comprises the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies; the extruder is a double-screw extruder, the temperature of the double-screw extruder is 180 ℃, and the rotating speed of the double-screw extruder is 400 r/min;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
The brown masterbatch of example 1 was added to a plastic and the resulting plastic was compared to a standard sample:
standard samples: baoma automobile group, color number is the standard color of Mocha.
Sample 1: the plastic of example 1 brown masterbatch was added.
The test results are given in the following table:
| black and white value (L) | Red and green value (a) | Blue and yellow value (b) | |
| Standard sample + D65 light Source | 34.28 | 5.24 | 6.62 |
| Sample 1+ D65 light Source | 34.23 | 5.30 | 6.53 |
| Standard sample + A light source | 35.30 | 6.46 | 8.13 |
| Sample 1+ A light Source | 35.22 | 6.54 | 8.06 |
| Standard sample + F11 light Source | 34.78 | 5.86 | 7.63 |
| Sample 1+ F11 light Source | 34.71 | 5.96 | 7.57 |
Example 2
A brown master batch comprises the following components:
the preparation method comprises the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies; the extruder is a double-screw extruder, the temperature of the double-screw extruder is 180 ℃, and the rotating speed of the double-screw extruder is 400 r/min;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
The brown masterbatch of example 2 was added to a plastic and the resulting plastic was compared to a standard sample:
standard samples: baoma automobile group, color number is the standard color of Mocha.
Sample 2: the plastic of example 2 brown masterbatch was added.
The test results are given in the following table:
| black and white value (L) | Red and green value (a) | Blue and yellow value (b) | |
| Standard sample + D65 light Source | 34.28 | 5.24 | 6.62 |
| Sample 2+ D65 light Source | 34.16 | 5.33 | 6.54 |
| Standard sample + A light source | 35.30 | 6.46 | 8.13 |
| Sample 2+ A light Source | 35.20 | 6.54 | 8.06 |
| Standard sample + F11 light Source | 34.78 | 5.86 | 7.63 |
| Sample 2+ F11 light Source | 34.63 | 5.92 | 7.57 |
Example 3
A brown master batch comprises the following components:
the preparation method comprises the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies; the extruder is a double-screw extruder, the temperature of the double-screw extruder is 180 ℃, and the rotating speed of the double-screw extruder is 400 r/min;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
The brown masterbatch of example 3 was added to a plastic and the resulting plastic was compared to a standard sample:
standard samples: baoma automobile group, color number is the standard color of Mocha.
Sample 3: the plastic of example 3 brown masterbatch was added.
The test results are given in the following table:
| black and white value (L) | Red and green value (A) | Blue and yellow value (b) | |
| Standard sample + D65 light Source | 34.28 | 5.24 | 6.62 |
| Sample 3+ D65 light Source | 34.23 | 5.36 | 6.54 |
| Standard sample + A light source | 35.30 | 6.46 | 8.13 |
| Sample 3+ A light Source | 35.22 | 4.58 | 8.06 |
| Standard sample + F11 light Source | 34.78 | 5.86 | 7.63 |
| Sample 3+ F11 light Source | 34.70 | 5.96 | 7.59 |
Example 4
A brown master batch comprises the following components:
the preparation method comprises the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies; the extruder is a double-screw extruder, the temperature of the double-screw extruder is 170 ℃, and the rotating speed of the double-screw extruder is 450 r/min;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
The brown masterbatch of example 4 was added to a plastic and the resulting plastic was compared to a standard sample:
standard samples: baoma automobile group, color number is the standard color of Mocha.
Sample 4: the plastic of example 4 brown masterbatch was added.
The test results are given in the following table:
| black and white value (L) | Red and green value (a) | Blue and yellow value (b) | |
| Standard sample + D65 light Source | 34.28 | 5.24 | 6.62 |
| Sample 4+ D65 light Source | 34.19 | 5.31 | 6.57 |
| Standard sample + A light source | 35.30 | 6.46 | 8.13 |
| Sample 4+ A light Source | 35.17 | 6.57 | 8.06 |
| Standard sample + F11 light Source | 34.78 | 5.86 | 7.63 |
| Sample 4+ F11 light Source | 34.66 | 5.94 | 7.52 |
Example 5
A brown master batch comprises the following components:
the preparation method comprises the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies; the extruder is a double-screw extruder, the temperature of the double-screw extruder is 190 ℃, and the rotating speed of the double-screw extruder is 350 r/min;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
The brown masterbatch of example 5 was added to a plastic and the resulting plastic was compared to a standard sample:
standard samples: baoma automobile group, color number is the standard color of Mocha.
Sample 5: the plastic of example 5 brown masterbatch was added.
The test results are given in the following table:
| black and white value (L) | Red and green value (a) | Blue and yellow value (b) | |
| Standard sample + D65 light Source | 34.28 | 5.24 | 6.62 |
| Sample 5+ D65 light Source | 34.22 | 5.32 | 6.54 |
| Standard sample + A light source | 35.30 | 6.46 | 8.13 |
| Sample 5+ A light Source | 35.19 | 6.58 | 8.06 |
| Standard sample + F11 light Source | 34.78 | 5.86 | 7.63 |
| Sample 5+ F11 light Source | 34.73 | 5.93 | 7.59 |
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (7)
1. The brown master batch is characterized by comprising the following components in parts by weight: 26.8-30.4 parts of carrier resin, 0.8-1.2 parts of plastic additive, 9.8-10.2 parts of dispersant, 6.0-6.4 parts of titanium dioxide, 8.8-9.2 parts of iron oxide red, 5.8-6.2 parts of bismuth vanadate yellow, 35.9-37.1 parts of titanium yellow and 2.5-2.9 parts of carbon black;
wherein the titanium yellow is a mixture of nickel titanium yellow and titanium chrome yellow;
the bismuth vanadate yellow is encapsulated bismuth vanadate yellow;
the titanium dioxide is rutile type titanium dioxide;
the carrier resin is thermoplastic polyurethane elastomer rubber.
2. The brown master batch of claim 1, which comprises the following components in parts by weight: 28.6 parts of carrier resin, 1.0 part of plastic additive, 10.0 parts of dispersant, 6.2 parts of titanium dioxide, 9.0 parts of iron oxide red, 6.0 parts of bismuth vanadate yellow, 36.5 parts of titanium yellow and 2.7 parts of carbon black.
3. The brown masterbatch according to claim 1 or 2, wherein the average particle size of the titanium dioxide is 0.2-0.3 μm.
4. The brown concentrate of claim 1 or 2, wherein the dispersing agent is polyethylene wax.
5. The brown masterbatch according to claim 1 or 2, wherein the plastic additive is a silicone-based plastic additive.
6. A preparation process of brown master batch, which is used for preparing the brown master batch of any one of claims 1-5, and is characterized by comprising the following steps:
step one, mixing carrier resin, a plastic additive, a dispersing agent, titanium dioxide, iron oxide red, bismuth vanadate yellow, titanium yellow and carbon black in a high-speed mixer after proportioning;
step two, melting and extruding the raw materials mixed in the step one in an extruder, cooling, and then granulating in a granulator to obtain granular bodies;
and step three, cooling and drying the granular body obtained in the step two to obtain brown master batches.
7. The preparation process of the brown master batch according to claim 6, wherein the extruder is a twin-screw extruder, the temperature of the twin-screw extruder is 170-190 ℃, and the rotating speed of the twin-screw extruder is 350-450 r/min.
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