CN107881584B - Bionic nano-fibril, preparation method thereof and cosmetic brush - Google Patents

Bionic nano-fibril, preparation method thereof and cosmetic brush Download PDF

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Publication number
CN107881584B
CN107881584B CN201711287529.6A CN201711287529A CN107881584B CN 107881584 B CN107881584 B CN 107881584B CN 201711287529 A CN201711287529 A CN 201711287529A CN 107881584 B CN107881584 B CN 107881584B
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baking
oven
nanofibrils
tractor
silk
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CN107881584A (en
Inventor
郭世芳
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Shenzhen Hongbang Brush Filament Product Co ltd
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Shenzhen Hongbang Brush Filament Product Co ltd
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    • 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
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/02—Bristles details
    • A46D1/0207—Bristles characterised by the choice of material, e.g. metal
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/04—Preparing bristles
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/02—Heat treatment
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/12—Stretch-spinning methods
    • 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
    • D01F1/10—Other agents for modifying properties

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Cosmetics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Artificial Filaments (AREA)

Abstract

The invention discloses a bionic nano-fibril, a preparation method thereof and a cosmetic brush, wherein the bionic nano-fibril comprises the following raw materials by mass percent according to the total mass of the nano-fibril being 100 percent: 8-17% of a flatting agent, 3-7% of an antioxidant, 1-5% of a light diffusing agent, 15-25% of an inorganic pigment, 1-5% of zinc stearate and 55-65% of polybutylene terephthalate. The bionic nano-fibril has no difference with animal hair in vision, is not easy to fade, reduces the demand on the animal hair and protects the ecological environment, and meanwhile, the cosmetic brush hair made of the nano-fibril has good powder adhesion effect; and the bionic nano-fibril has the advantages of simple preparation method, low preparation cost and wide market prospect, and is suitable for large-scale production.

Description

Bionic nano-fibril, preparation method thereof and cosmetic brush
Technical Field
The invention relates to the technical field of cosmetic tools, in particular to a bionic nano-fibril, a preparation method thereof and a cosmetic brush.
Background
With the development of the beauty industry, beauty is more and more favored by most women, and the requirements for cosmetics and toiletries are higher and higher. People also pay attention to the visual effect brought by makeup, and pay attention to the functionality and safety of the cosmetic appliance. Animal hair is generally used as bristles of a conventional cosmetic brush, but from the viewpoints of animal protection, global ecology protection and the like, the ecological environment of the earth is damaged by using a large amount of animal hair to manufacture the bristles of the cosmetic brush. Therefore, bristles made of synthetic fibers have been used manually to gradually replace bristles made of animal hair.
However, the existing artificial synthetic bristles are poor in touch feeling, far from animal hair, poor in powder adhesion and easy to lose powder, and are generally single in color, namely, the existing artificial synthetic bristles are directly white or other single colors, so that the visual effect is poor.
Disclosure of Invention
In view of the above, the bionic nano-fibrils, the preparation method thereof and the cosmetic brush provided by the invention better overcome the problems and defects existing in the prior art, have no difference with animal hair in vision, are not easy to fade, reduce the demand on the animal hair and protect the ecological environment, and have good powder adhesion effect.
The bionic nano-fibril comprises the following raw materials by mass percent, based on the total mass of the nano-fibril as 100 percent: 8-17% of a delustering agent, 3-7% of an antioxidant, 1-5% of a light diffusing agent, 15-20% of a first inorganic pigment, 1-5% of a second inorganic pigment, 1-5% of zinc stearate and 55-65% of polybutylene terephthalate, wherein the first inorganic pigment is titanium dioxide.
Further, the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 10-14% of a delustering agent, 4-6% of an antioxidant, 4-5% of a light diffusing agent, 17-19% of a first inorganic pigment, 1-3% of a second inorganic pigment, 1-3% of zinc stearate and 58-62% of polybutylene terephthalate.
Further, the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 12% of flatting agent, 5% of antioxidant, 2% of light diffusing agent, 18% of first inorganic pigment, 1% of second inorganic pigment, 2% of zinc stearate and 60% of polybutylene terephthalate.
Further, the flatting agent is white carbon black or polymethyl urea resin; the antioxidant is one of diphenylamine, p-phenylenediamine, 2, 6-tertiary butyl-4-methylphenol, bis (3, 5-tri-tert-butyl-4-hydroxyphenyl) sulfide, didodecanol ester and phosphite ester.
Further, the light diffusing agent is silicone resin or acrylic resin; the second inorganic pigment is one or more of carbon black, iron blue and antimony oxide.
The invention also provides a preparation method of the bionic nano-fibril, wherein the nano-fibril is the nano-fibril, and the preparation method comprises the following steps:
(1) firstly, mixing and stirring all the raw materials uniformly to obtain a mixed material;
(2) heating the mixed material by 3-5 sections of a screw extruder, and then extruding the heated mixed material into filaments;
(3) cooling the silk by using cooling water at the temperature of 0-10 ℃, and then stretching, baking and carrying out surface treatment to obtain the silk.
Further, in the step (2), the heating temperature of each section is 200-280 ℃.
Further, in the step (3), the process of stretching, baking and surface treatment comprises: and (3) sequentially drawing the silk by a first tractor, baking by a first oven, drawing by a second tractor, baking by a second oven, drawing by a third tractor, baking by a third oven, shaping the appearance curvature, performing surface treatment by using a lubricating oil agent, and baking by a fourth oven.
Further, the rotating speed of the first tractor is 20-24 r/min; the temperature of the first baking is 160-200 ℃; the rotating speed of the second tractor is 78-95 r/min; the temperature of the first baking is 160-200 ℃; the rotating speed of the third tractor is 90-110 r/min; the temperature of the first baking is 160-180 ℃; the temperature of the fourth baking is 160-180 ℃.
The invention also provides a cosmetic brush, and the bristles of the cosmetic brush are made of the bionic nano-fibrils.
Compared with the prior art, the bionic nano-fibril, the preparation method thereof and the cosmetic brush have the beneficial effects that:
the bionic nano-fibril has no difference with animal hair in vision, is not easy to fade, and can show other colors under the action of a light diffusant; in addition, the powder sticking effect of the cosmetic brush hair made of the nano-fibrils is good while the requirements on animal hair are reduced and the ecological environment is protected; and the bionic nano-fibril has the advantages of simple preparation method, low preparation cost and wide market prospect, and is suitable for large-scale production.
In order to make the aforementioned and other objects, features and advantages of the invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention.
This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control.
The terms as used herein:
"prepared from … …" is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.
The conjunction "consisting of … …" excludes any unspecified elements, steps or components. If used in a claim, the phrase is intended to claim as closed, meaning that it does not contain materials other than those described, except for the conventional impurities associated therewith. When the phrase "consisting of … …" appears in a clause of the subject matter of the claims rather than immediately after the subject matter, it defines only the elements described in the clause; other elements are not excluded from the claims as a whole.
When an amount, concentration, or other value or parameter is expressed as a range, preferred range, or as a range of upper preferable values and lower preferable values, this is to be understood as specifically disclosing all ranges formed from any pair of any upper range limit or preferred value and any lower range limit or preferred value, regardless of whether ranges are separately disclosed. For example, when the range "1 ~ 5" is disclosed, the ranges described should be construed to include the ranges "1 ~ 4", "1 ~ 3", "1 ~ 2 and 4 ~ 5", "1 ~ 3 and 5", and the like. When a range of values is described herein, unless otherwise stated, the range is intended to include the endpoints thereof and all integers and fractions within the range.
"and/or" is used to indicate that one or both of the illustrated conditions may occur, e.g., a and/or B includes (a and B) and (a or B).
The invention provides a bionic nano-fibril, which comprises the following raw materials in percentage by mass based on 100% of the total mass of the nano-fibril:
8-17% of the matting agent such as 8%, 10%, 12%, 15% or 17% and the like;
3-7% of antioxidant such as 3%, 4%, 5%, 6% or 7% and the like;
1-5% of light diffusant such as 1%, 2%, 3%, 4% or 5%;
15-20% of the first inorganic pigment, such as 15%, 16%, 17%, 18%, 19% or 20%;
1-5% of second inorganic pigment such as 1%, 2%, 3%, 4% or 5%;
1-5% of zinc stearate such as 1%, 2%, 3%, 4% or 5%;
55-65% of polybutylene terephthalate, such as 55%, 58%, 60%, 62% or 65%.
The first inorganic pigment is titanium dioxide.
Preferably, the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 10-14% of a delustering agent, 4-6% of an antioxidant, 4-5% of a light diffusing agent, 17-19% of a first inorganic pigment, 1-3% of a second inorganic pigment, 1-3% of zinc stearate and 58-62% of polybutylene terephthalate.
Preferably, the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 12% of flatting agent, 5% of antioxidant, 2% of light diffusing agent, 18% of first inorganic pigment, 1% of second inorganic pigment, 2% of zinc stearate and 60% of polybutylene terephthalate.
Preferably, the flatting agent is white carbon black or polymethyl urea resin.
The antioxidant is one of diphenylamine, p-phenylenediamine, 2, 6-tertiary butyl-4-methylphenol, bis (3, 5-tri-tert-butyl-4-hydroxyphenyl) sulfide, didodecanol ester and phosphite ester.
The light diffusant is organic silicon resin or acrylic resin.
The second inorganic pigment is one or more of carbon black, iron blue and antimony oxide.
The invention also provides a preparation method of the bionic nano-fibril, wherein the nano-fibril is the nano-fibril, and the preparation method comprises the following steps:
(1) firstly, mixing and stirring all the raw materials uniformly to obtain a mixed material;
(2) heating the mixed material by a screw extruder for 3-5 sections, and then extruding the heated mixed material into filaments;
(3) cooling the silk by using cooling water at the temperature of 0-10 ℃, and then stretching, baking and carrying out surface treatment to obtain the silk. The temperature of the cooling water is, for example, 0 ℃, 2 ℃, 5 ℃, 6 ℃, 8 ℃, 9 ℃ or 10 ℃.
In the step (2), before the mixture is subjected to the extrusion process, the mixture can be subjected to 3-stage heating, 4-stage heating or 5-stage heating; preferably, the heating temperature in each stage is 200 to 280 ℃, such as 200 ℃, 210 ℃, 220 ℃, 230 ℃, 240 ℃, 250 ℃, 260 ℃, 270 ℃ or 280 ℃.
Preferably, in the step (2), the mixed material is heated for 5 sections and then extruded into filaments.
Preferably, in step (3), the process of drawing, baking and surface treating the silk comprises: and (3) sequentially drawing the silk by a first tractor, baking by a first oven, drawing by a second tractor, baking by a second oven, drawing by a third tractor, baking by a third oven, shaping the appearance curvature, performing surface treatment by using a lubricating oil agent, and baking by a fourth oven.
Preferably, the rotating speed of the first tractor is 20-24 r/min, such as 20r/min, 21r/min, 22r/min, 23r/min or 24 r/min.
The temperature of the first baking is 160-200 ℃, such as 160 ℃, 170 ℃, 180 ℃, 190 ℃ or 200 ℃.
The rotating speed of the second tractor is 78-95 r/min, such as 78r/min, 80r/min, 82r/min, 85r/min, 88r/min, 90r/min, 92r/min or 95 r/min.
The temperature of the second baking is 160-200 ℃, such as 160 ℃, 170 ℃, 180 ℃, 190 ℃ or 200 ℃.
The rotating speed of the third tractor is 90-110 r/min, such as 90r/min, 95r/min, 100r/min, 105r/min or 110 r/min.
The temperature of the third baking is 160-180 ℃, such as 160r/min, 165r/min, 170r/min, 175r/min or 180 r/min.
The temperature of the fourth baking is 160-180 ℃.
The invention also provides a cosmetic brush, and the bristles of the cosmetic brush are made of the bionic nano-fibrils.
The bionic nano-fibril has no difference with animal hair in vision, is not easy to fade, and can show other colors under the action of a light diffusant; in addition, the powder sticking effect of the cosmetic brush hair made of the nano-fibrils is good while the requirements on animal hair are reduced and the ecological environment is protected; and the bionic nano-fibril has the advantages of simple preparation method, low preparation cost and wide market prospect, and is suitable for large-scale production.
In order to facilitate understanding of the present invention, the following embodiments are provided to further illustrate the technical solutions of the present invention. The applicant states that the present invention is illustrated in detail by the following examples, but the present invention is not limited to these specific process equipment and procedures, which means that the present invention should not be construed as being limited to the following detailed process equipment and procedures. It should be understood by those skilled in the art that any modification of the present invention, equivalent substitutions of the raw materials of the product of the present invention, addition of auxiliary components, selection of specific modes, etc., are within the scope and disclosure of the present invention.
Example 1
(1) Uniformly mixing 8% of titanium dioxide, 7% of p-phenylenediamine, 1% of organic silicon resin, 15% of titanium dioxide, 5% of carbon black and 1% of zinc stearate, then putting the mixture and 55% of polybutylene terephthalate into a stirrer for stirring for 15 minutes, and then taking out and pouring the mixture into a feeding funnel of an assembly line machine.
(2) The stirred material is subjected to three-stage high-temperature heating (the heating temperature of each stage is 200 ℃) in a rod extrusion machine host machine, and then the material is rotated and pressurized by a screw rod and is formed into filaments by a die.
(3) And (3) instantly cooling the discharged wire in a cooling water tank at 0 ℃ to harden the wire, make the wire elastic and tough, and set the distance between the surface of the discharged die and cooling water to be 0.5 cm.
(4) Drawing the cooled silk from a water tank by a tractor, firstly drawing the silk by the first tractor at a rotating speed of 24r/min, then baking the silk in a first oven at a temperature of 160 ℃, then drawing the silk by a second tractor at a rotating speed of 78r/min, then baking the silk in a second oven at a temperature of 160 ℃, carrying out surface heating by an aqueous solution machine, then drawing the silk by a third tractor at a rotating speed of 90r/min, then baking the silk in a third oven at a temperature of 160 ℃, carrying out appearance curvature shaping by a texturing machine, carrying out surface second smoothness treatment by an oiling machine, then drying the silk in a fourth oven at a temperature of 160 ℃, and finally drawing the silk by a machine traction wheel.
(5) And taking down the wires on the traction wheel, and carrying out segmentation, carding and packaging.
Example 2
(1) Firstly, uniformly mixing 10% of titanium dioxide, 6% of p-phenylenediamine, 2% of organic silicon resin, 16% of titanium dioxide, 2% of carbon black and 2% of zinc stearate, then putting the mixture and 58% of polybutylene terephthalate into a stirrer, stirring for 15 minutes, and then taking out and pouring the mixture into a feeding funnel of an assembly line machine.
(2) And (3) heating the stirred material at three high temperatures (the heating temperature of each section is 220 ℃) in a main machine of a screw extrusion machine, rotating and pressurizing the material by a screw, and forming filaments by a die.
(3) And (3) instantly cooling the discharged wire in a cooling water pool at 2 ℃ to enable the wire to be hard, elastic and tough, and setting the distance between the surface of the discharged die and cooling water to be 0.8 cm.
(4) Drawing the cooled silk from a water tank by a tractor, firstly drawing the silk by the first tractor at a rotating speed of 23r/min, then baking the silk in a first oven at a temperature of 180 ℃, then drawing the silk by a second tractor at a rotating speed of 80r/min, then baking the silk in a second oven at a temperature of 170 ℃, heating the surface of the silk by an aqueous solution machine, drawing the silk by a third tractor at a rotating speed of 95r/min, then baking the silk in a third oven at a temperature of 165 ℃, shaping the appearance curvature by a texturing machine, performing surface second smoothness treatment by an oiling machine, then drying the silk in a fourth oven at a temperature of 165 ℃, and finally drawing the silk by a machine traction wheel.
(5) And taking down the wires on the traction wheel, and carrying out segmentation, carding and packaging.
Example 3
(1) Firstly, uniformly mixing 12% of titanium dioxide, 5% of p-phenylenediamine, 2% of organic silicon resin, 18% of titanium dioxide, 1% of carbon black and 2% of zinc stearate, then putting the mixture and 60% of polybutylene terephthalate into a stirrer, stirring for 15 minutes, and then taking out and pouring the mixture into a feeding funnel of an assembly line machine.
(2) The stirred material is subjected to three-stage high-temperature heating (the heating temperature of each stage is 250 ℃) in a rod extrusion machine host machine, and then the material is rotated and pressurized by a screw rod and is formed into filaments by a die.
(3) And (3) the wire after being discharged enters a cooling water tank at the temperature of 8 ℃ for instantaneous cooling, so that the wire is hardened, elastic and tough, and the distance between the surface of the die for discharging the wire and cooling water is set to be 1 cm.
(4) Drawing the cooled silk from a water tank by a tractor, firstly drawing the silk by the first tractor at a rotating speed of 22r/min, then baking the silk in a first oven at a temperature of 180 ℃, then drawing the silk by a second tractor at a rotating speed of 90r/min, then baking the silk in a second oven at a temperature of 180 ℃, heating the surface of the silk by an aqueous solution machine, drawing the silk by a third tractor at a rotating speed of 100r/min, then baking the silk in a third oven at a temperature of 170 ℃, shaping the appearance curvature by a texturing machine, performing surface second smoothness treatment by an oiling machine, then drying the silk in a fourth oven at a temperature of 170 ℃, and finally drawing the silk by a machine traction wheel.
(5) And taking down the wires on the traction wheel, and carrying out segmentation, carding and packaging.
Example 4
(1) Firstly, uniformly mixing 15% of titanium dioxide, 4% of p-phenylenediamine, 4% of organic silicon resin, 19% of titanium dioxide, 1% of carbon black and 4% of zinc stearate, then putting the mixture and 62% of polybutylene terephthalate into a stirrer to be stirred for 15 minutes, and then taking out and pouring the mixture into a feeding funnel of an assembly line machine.
(2) The stirred material is subjected to three-stage high-temperature heating (the heating temperature of each stage is 260 ℃) in a rod extrusion machine host machine, and then the material is rotated and pressurized by a screw rod and is formed into filaments by a die.
(3) And (3) instantly cooling the discharged wire in a 6 ℃ cooling water pool to harden the wire, enable the wire to have elasticity and toughness, and set the distance between the surface of the discharged die and cooling water to be 1 cm.
(4) Drawing the cooled silk from a water tank by a tractor, firstly drawing the silk by the first tractor at a rotating speed of 21r/min, then baking the silk in a first oven at a temperature of 190 ℃, then drawing the silk by a second tractor at a rotating speed of 92r/min, then baking the silk in a second oven at a temperature of 190 ℃, heating the surface of the silk by an aqueous solution machine, drawing the silk by a third tractor at a rotating speed of 105r/min, then baking the silk in a third oven at a temperature of 175 ℃, shaping the appearance curvature by a texturing machine, performing surface second smoothness treatment by an oiling machine, then drying the silk in a fourth oven at a temperature of 175 ℃, and finally drawing the silk by a machine traction wheel.
(5) And taking down the wires on the traction wheel, and carrying out segmentation, carding and packaging.
Example 5
(1) Firstly, uniformly mixing 17% of titanium dioxide, 3% of p-phenylenediamine, 5% of organic silicon resin, 20% of titanium dioxide, 3% of carbon black and 5% of zinc stearate, then putting the mixture and 65% of polybutylene terephthalate into a stirrer to be stirred for 15 minutes, and then taking out and pouring the mixture into a feeding funnel of an assembly line machine.
(2) The stirred material is subjected to three-stage high-temperature heating (the heating temperature of each stage is 280 ℃) in a rod extrusion machine host machine, and then is rotated and pressurized by a screw rod to be formed into filaments through a die.
(3) And (3) the wire after being discharged enters a cooling water tank at the temperature of 8 ℃ for instantaneous cooling, so that the wire is hardened, elastic and tough, and the distance between the surface of the die for discharging the wire and cooling water is set to be 1 cm.
(4) Drawing the cooled silk from a water tank by a tractor, firstly drawing the silk by the first tractor at a rotating speed of 20r/min, then baking the silk in a first oven at a temperature of 200 ℃, then drawing the silk by a second tractor at a rotating speed of 92r/min, then baking the silk in a second oven at a temperature of 200 ℃, heating the surface of the silk by an aqueous solution machine, drawing the silk by a third tractor at a rotating speed of 110r/min, then baking the silk in a third oven at a temperature of 180 ℃, shaping the appearance curvature by a texturing machine, performing surface second smoothness treatment by an oiling machine, then drying the silk in a fourth oven at a temperature of 180 ℃, and finally drawing the silk by a machine traction wheel.
(5) And taking down the wires on the traction wheel, and carrying out segmentation, carding and packaging.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the formulation and preparation process of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A biomimetic nanofibril, comprising: the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 8-17% of a delustering agent, 3-7% of an antioxidant, 1-5% of a light diffusing agent, 15-20% of a first inorganic pigment, 1-5% of a second inorganic pigment, 1-5% of zinc stearate and 55-65% of polybutylene terephthalate, wherein the first inorganic pigment is titanium dioxide; the second inorganic pigment is one or more of carbon black, iron blue and antimony oxide; the light diffusant is organic silicon resin or acrylic resin.
2. The biomimetic nanofibril according to claim 1, wherein: the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 10-14% of a delustering agent, 4-6% of an antioxidant, 4-5% of a light diffusing agent, 17-19% of a first inorganic pigment, 1-3% of a second inorganic pigment, 1-3% of zinc stearate and 58-62% of polybutylene terephthalate.
3. The biomimetic nanofibril according to claim 1, wherein: the nanofibrils comprise the following raw materials in percentage by mass based on 100% of the total mass of the nanofibrils: 12% of flatting agent, 5% of antioxidant, 2% of light diffusing agent, 18% of first inorganic pigment, 1% of second inorganic pigment, 2% of zinc stearate and 60% of polybutylene terephthalate.
4. The biomimetic nanofibril according to claim 1, wherein: the flatting agent is white carbon black or polymethyl urea resin; the antioxidant is one of diphenylamine, p-phenylenediamine, 2, 6-tertiary butyl-4-methylphenol, bis (3, 5-tri-tert-butyl-4-hydroxyphenyl) sulfide, didodecanol ester and phosphite ester.
5. A preparation method of bionic nano-fibrils is characterized in that: the nanofibril according to any one of claims 1 to 4, the method comprising the steps of:
(1) firstly, mixing and stirring all the raw materials uniformly to obtain a mixed material;
(2) heating the mixed material by 3-5 sections of a screw extruder, and then extruding the heated mixed material into filaments;
(3) cooling the silk by using cooling water at the temperature of 0-10 ℃, and then stretching, baking and carrying out surface treatment to obtain the silk.
6. The method of preparing biomimetic nanofibrils according to claim 5, wherein: in the step (2), the heating temperature of each section is 200-280 ℃.
7. The method of preparing biomimetic nanofibrils according to claim 5, wherein: in the step (3), the process of stretching, baking and surface treatment comprises: and (3) sequentially drawing the silk by a first tractor, baking by a first oven, drawing by a second tractor, baking by a second oven, drawing by a third tractor, baking by a third oven, shaping the appearance curvature, performing surface treatment by using a lubricating oil agent, and baking by a fourth oven.
8. The method of preparing biomimetic nanofibrils according to claim 7, wherein: the rotating speed of the first tractor is 20-24 r/min; the baking temperature of the first oven is 160-200 ℃; the rotating speed of the second tractor is 78-95 r/min; the baking temperature of the second oven is 160-200 ℃; the rotating speed of the third tractor is 90-110 r/min; the baking temperature of the third oven is 160-180 ℃; the fourth baking oven is used for baking at the temperature of 160-180 ℃.
9. A cosmetic brush characterized by: the bristles of the cosmetic brush are made of the biomimetic nanofibrils according to any of claims 1-4.
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CN108034207A (en) * 2018-01-26 2018-05-15 代明 The raw material and its manufacturing process of a kind of imitative squirrel man-made hair of cosmetic brush
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CN112120393A (en) * 2020-09-24 2020-12-25 孙国涛 Imitative ecological quick-drying anion silk cosmetic brush

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