CN113150580A - Method for processing pigment carbon black into color master batch applied to chemical fiber - Google Patents
Method for processing pigment carbon black into color master batch applied to chemical fiber Download PDFInfo
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- CN113150580A CN113150580A CN202110466427.0A CN202110466427A CN113150580A CN 113150580 A CN113150580 A CN 113150580A CN 202110466427 A CN202110466427 A CN 202110466427A CN 113150580 A CN113150580 A CN 113150580A
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- carbon black
- pigment carbon
- master batch
- color master
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/56—Treatment of carbon black ; Purification
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/10—Treatment with macromolecular organic compounds
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/04—Pigments
-
- 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
- C08J2300/00—Characterised by the use of unspecified polymers
- C08J2300/12—Polymers characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
-
- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention relates to the field of pigment carbon black processing, and discloses a method for processing pigment carbon black into color master batch applied to chemical fiber, which comprises the following steps: the method comprises the following steps: preparing raw materials; step two: material configuration; step three: reforming a high-speed mixing cylinder; step four: treating pigment carbon black; step five: feeding by a double-screw extruder; step six: and (5) shearing optimization. The method for processing the pigment carbon black into the color master batch applied to the chemical fiber selects the carbon black with a middle structure, an auxiliary agent with good wettability to polar and non-polar materials and resin with high fluidity and the content of 40-50; modifying a blade structure of the high-speed powder mixing cylinder and a powder mixing process; so that the raw materials in the formula can be fully combined and primarily dispersed; optimizing the feeding and shearing sections of the double-screw extruder; the effects of obviously improving the blackness and stabilizing the spinnability of the spun silk after being used by customers can be achieved.
Description
Technical Field
The invention relates to the field of pigment carbon black processing, in particular to a method for processing pigment carbon black into color master batch applied to chemical fiber.
Background
At present, the method solved in the industry is mainly to use cheap carbon black for rubber, to optimize the dispersibility of the carbon black by adding various additives (stearic acids and oils) and using an internal mixer. Or the content of the chemical fiber grade carbon black in the color master is increased.
However, the existing method for processing pigment carbon black into color master batch applied to chemical fiber still has certain disadvantages when in use, but the color master batch produced by the former method has low cost, but the spinnability is very unstable; the spinnability of the latter shows obvious linear reduction along with the increase of the content of carbon black in the color master batch (more than 30 percent), and the 'blackness' of spun silk is still low, so that a method for processing pigment carbon black into color master batches applied to chemical fiber is proposed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for processing pigment carbon black into color master batches applied to chemical fibers, wherein carbon black with a middle structure, an auxiliary agent with good wettability to polar and non-polar materials and resin with the fluidity of 40-50 are selected; modifying a blade structure of the high-speed powder mixing cylinder and a powder mixing process; so that the raw materials in the formula can be fully combined and primarily dispersed; optimizing the feeding and shearing sections of the double-screw extruder; the method can achieve the effects of obviously improving the blackness and stabilizing the spinnability of the spun silk after being used by customers.
(II) technical scheme
In order to realize the selection of the carbon black with the 'middle structure', the auxiliary agent with good wettability to polar and non-polar materials and the resin with the fluidity of 40-50; modifying a blade structure of the high-speed powder mixing cylinder and a powder mixing process; so that the raw materials in the formula can be fully combined and primarily dispersed; optimizing the feeding and shearing sections of the double-screw extruder; the invention can achieve the purposes of obviously improving blackness and stabilizing spinnability of the spun silk after being used by a client, and provides the following technical scheme: a method for processing pigment carbon black into color master batch for chemical fiber comprises the following steps:
the method comprises the following steps: preparing raw materials;
step two: material configuration;
step three: reforming a high-speed mixing cylinder;
step four: treating pigment carbon black;
step five: feeding by a double-screw extruder;
step six: and (5) shearing optimization.
Further, the first step includes the following specific steps:
further, the second step includes the following specific steps:
mixing and stirring a container containing the polar material and the carbon black containing the pigment with the mesostructure according to the proportion of 1: 2-1: 4, and adding a proper amount of flowable resin to react the polar material, the carbon black and the pigment with the mesostructure.
Further, the third step comprises the following specific steps:
firstly, the blade structure of a high-speed mixing cylinder is modified into a structure which is beneficial to fully combining raw materials;
secondly, the mixed materials are put into a high-speed mixing cylinder, and the high-speed mixing cylinder is repeatedly stirred and reacts, so that the raw materials in the formula can be fully combined and preliminarily dispersed.
Further, the fourth step includes the following specific steps:
firstly, preparing 'mesostructure' pigment carbon black;
secondly, weighing the flowing resin, the 'mesostructure' pigment carbon black, the dispersant, the antioxidant and the like according to the formula ratio;
thirdly, pouring the flowing resin into an internal mixer, mixing until the flowing resin is melted, adding the 'mesostructure' pigment carbon black twice, and mixing until the torque is balanced;
thirdly, adding the dispersant and the antioxidant into the materials stirred by the high-speed mixing tank, refining for 2-5 min, and discharging and crushing the materials.
Further, the step five includes the following specific steps:
firstly, starting a double-screw extruder;
secondly, the length-diameter ratio of the double-screw extruder is 40:1 in the working process, and the temperature is controlled at 230 ℃ and 280 ℃;
and thirdly, cooling the test strip by water after the test strip is extruded by the double-screw extruder.
Further, the sixth step includes the following specific steps:
and (4) shearing and optimizing the cooled test strip, and finally preparing the chemical fiber color master batch.
(III) advantageous effects
Compared with the prior art, the invention provides a method for processing pigment carbon black into color master batch applied to chemical fiber, which has the following beneficial effects:
in the invention, on the aspect of formula design, carbon black with a middle structure, an auxiliary agent with good wettability to polar and non-polar materials and resin with high fluidity and the content of 40-50 are selected; modifying a blade structure of the high-speed powder mixing cylinder and a powder mixing process; so that the raw materials in the formula can be fully combined and primarily dispersed; optimizing the feeding and shearing sections of the double-screw extruder; through the three methods, the effects of obviously improving the blackness and stabilizing the spinnability of the spun silk after being used by customers can be achieved.
Drawings
FIG. 1 is a flow chart of a method for processing pigment carbon black into color master batch for chemical fiber according to the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A method for processing pigment carbon black into color master batch for chemical fiber comprises the following steps:
the method comprises the following steps: preparing raw materials;
step two: material configuration;
step three: reforming a high-speed mixing cylinder;
step four: treating pigment carbon black;
step five: feeding by a double-screw extruder;
step six: and (5) shearing optimization.
The first step comprises the following specific steps:
the second step comprises the following specific steps:
mixing and stirring a container containing the polar material and the carbon black containing the pigment with the mesostructure according to the proportion of 1: 2-1: 4, and adding a proper amount of flowable resin to react the polar material, the carbon black and the pigment with the mesostructure.
The third step comprises the following specific steps:
firstly, the blade structure of a high-speed mixing cylinder is modified into a structure which is beneficial to fully combining raw materials;
secondly, the mixed materials are put into a high-speed mixing cylinder, and the high-speed mixing cylinder is repeatedly stirred and reacts, so that the raw materials in the formula can be fully combined and preliminarily dispersed.
The fourth step comprises the following specific steps:
firstly, preparing 'mesostructure' pigment carbon black;
secondly, weighing the flowing resin, the 'mesostructure' pigment carbon black, the dispersant, the antioxidant and the like according to the formula ratio;
thirdly, pouring the flowing resin into an internal mixer, mixing until the flowing resin is melted, adding the 'mesostructure' pigment carbon black twice, and mixing until the torque is balanced;
adding the dispersant and the antioxidant into the material stirred by the high-speed mixing tank, mixing for 2-5 min, and discharging and crushing the material.
The fifth step comprises the following specific steps:
firstly, starting a double-screw extruder;
secondly, the length-diameter ratio of the double-screw extruder is 40:1 in the working process, and the temperature is controlled at 230 ℃ and 280 ℃;
and thirdly, cooling the test strip by water after the test strip is extruded by the double-screw extruder.
The sixth step comprises the following specific steps:
and (4) shearing and optimizing the cooled test strip, and finally preparing the chemical fiber color master batch.
In conclusion, a user mixes and stirs the container containing the polar material and the carbon black containing the pigment with the 'mesostructure' according to the proportion of 1: 2-1: 4, adds a proper amount of flowable resin to react the three, and modifies the blade structure of the high-speed mixing cylinder into a structure beneficial to the full combination of the raw materials; putting the mixed materials into a high-speed mixing cylinder, and repeatedly stirring and reacting the high-speed mixing cylinder to ensure that the raw materials in the formula can be fully combined and preliminarily dispersed; preparing 'middle structure' pigment carbon black; respectively weighing the flowing resin, the 'mesostructure' pigment carbon black, the dispersant, the antioxidant and the like according to the formula ratio; adding the flowing resin into an internal mixer, carrying out internal mixing until the flowing resin is melted, adding the 'mesostructure' pigment carbon black twice, and carrying out mixing until the torque is balanced; adding a dispersant and an antioxidant into the materials stirred by a high-speed mixing tank, refining for 2-5 min, and discharging and crushing the materials; starting the double-screw extruder; the length-diameter ratio of the double-screw extruder is 40:1 in the working process, and the temperature is controlled at 230 ℃ and 280 ℃; the test strips are extruded by the double-screw extruder and then cooled by water, the cooled test strips are cut and optimized, and finally, chemical fiber color master batches are prepared, so that the effect of obviously improving the blackness and stabilizing the spinnability of the yarns spun by customers is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A method for processing pigment carbon black into color master batch for chemical fiber is characterized by comprising the following steps:
the method comprises the following steps: preparing raw materials;
step two: material configuration;
step three: reforming a high-speed mixing cylinder;
step four: treating pigment carbon black;
step five: feeding by a double-screw extruder;
step six: and (5) shearing optimization.
2. The method for processing the pigment carbon black into the color master batch for chemical fibers according to claim 1, characterized in that: the first step comprises the following specific steps:
3. the method for processing the pigment carbon black into the color master batch for chemical fibers according to claim 1, characterized in that: the second step comprises the following specific steps:
mixing and stirring a container containing the polar material and the carbon black containing the pigment with the mesostructure according to the proportion of 1: 2-1: 4, and adding a proper amount of flowable resin to react the polar material, the carbon black and the pigment with the mesostructure.
4. The method for processing the pigment carbon black into the color master batch for chemical fibers according to claim 1, characterized in that: the third step comprises the following specific steps:
firstly, the blade structure of a high-speed mixing cylinder is modified into a structure which is beneficial to fully combining raw materials;
secondly, the mixed materials are put into a high-speed mixing cylinder, and the high-speed mixing cylinder is repeatedly stirred and reacts, so that the raw materials in the formula can be fully combined and preliminarily dispersed.
5. The method for processing the pigment carbon black into the color master batch for chemical fibers according to claim 1, characterized in that: the fourth step comprises the following specific steps:
firstly, preparing 'mesostructure' pigment carbon black;
secondly, weighing the flowing resin, the 'mesostructure' pigment carbon black, the dispersant, the antioxidant and the like according to the formula ratio;
thirdly, pouring the flowing resin into an internal mixer, mixing until the flowing resin is melted, adding the 'mesostructure' pigment carbon black twice, and mixing until the torque is balanced;
adding the dispersant and the antioxidant into the material stirred by the high-speed mixing tank, mixing for 2-5 min, and discharging and crushing the material.
6. The method for processing the pigment carbon black into the color master batch for chemical fibers according to claim 1, characterized in that: the fifth step comprises the following specific steps:
firstly, starting a double-screw extruder;
secondly, the length-diameter ratio of the double-screw extruder is 40:1 in the working process, and the temperature is controlled at 230 ℃ and 280 ℃;
and thirdly, cooling the test strip by water after the test strip is extruded by the double-screw extruder.
7. The method for processing the pigment carbon black into the color master batch for chemical fibers according to claim 1, characterized in that: the sixth step comprises the following specific steps:
and (4) shearing and optimizing the cooled test strip, and finally preparing the chemical fiber color master batch.
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| CN202110466427.0A CN113150580A (en) | 2021-04-28 | 2021-04-28 | Method for processing pigment carbon black into color master batch applied to chemical fiber |
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| CN202110466427.0A CN113150580A (en) | 2021-04-28 | 2021-04-28 | Method for processing pigment carbon black into color master batch applied to chemical fiber |
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Application publication date: 20210723 |