CN113637303A - Regenerated fruit-imitated button made of recycled fruit shavings and preparation method thereof - Google Patents

Regenerated fruit-imitated button made of recycled fruit shavings and preparation method thereof Download PDF

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Publication number
CN113637303A
CN113637303A CN202110929240.XA CN202110929240A CN113637303A CN 113637303 A CN113637303 A CN 113637303A CN 202110929240 A CN202110929240 A CN 202110929240A CN 113637303 A CN113637303 A CN 113637303A
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fruit
resin
shavings
thixotropic
button
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王雪雷
黄官国
张兵
程茂
卢俊
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Zhejiang Weixing Industrial Development Co Ltd
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Zhejiang Weixing Industrial Development Co Ltd
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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
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/06—Unsaturated polyesters
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B1/00—Buttons
    • A44B1/02—Buttons characterised by their material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • C08L61/14—Modified phenol-aldehyde condensates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08L61/32—Modified amine-aldehyde condensates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins

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  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Macromonomer-Based Addition Polymer (AREA)

Abstract

The invention provides a preparation method of a regenerated fruit-like button made of recycled fruit shavings, which comprises the following steps: A) crushing fruit shavings to obtain fruit shavings powder; B) and mixing the fruit shaving powder with the thixotropic modified resin to obtain mixed slurry. The thixotropic modified resin is prepared from matrix resin and a thixotropic modifying agent; C) mixing the mixed slurry, the color paste, the diluent, the accelerator and the curing agent to obtain matrix slurry; D) and curing and molding the matrix slurry to obtain the regenerated simulated fruit button. The process flow and the time are short, an effective way is provided for the commercial application of waste recycling, and the obtained regenerated simulated fruit buttons have excellent performance; meanwhile, the defective rate of products is effectively reduced, the production efficiency is improved, and the raw material waste and labor cost are reduced. The invention also provides a regenerative fruit-like button.

Description

Regenerated fruit-imitated button made of recycled fruit shavings and preparation method thereof
Technical Field
The invention belongs to the technical field of clothing accessories, and particularly relates to a regenerated fruit-like button made of recycled fruit shavings and a preparation method thereof.
Background
With the development of human social environment and the progress of times, people have higher and higher requirements on the environment, so that the natural environment and the ecological environment on which people depend to live are protected, and the problem of common attention of the international society is solved.
The waste materials generated in the production process of industrial enterprises and manufacturing industries are recycled, so that raw materials which can be continuously used can be provided for the industrial enterprises and manufacturing industries, the industrial production is convenient, the production cost is greatly reduced, and the resource waste can be reduced.
Meanwhile, under the environment of the increasing shortage of various resources, the recycling of various raw materials is not only beneficial to the protection of the environment and the human health, but also can relieve the contradiction between the supply and demand of the raw materials, save the resources, the energy and the resource consumption, protect the environment, improve the utilization rate of the resources, and is also beneficial to the sustainable development of the country and the whole industry, so the recycling of various materials is a necessary way for the continuous development of the whole industry, is also a forward direction of the future industrial development, is an extremely important component of the manufacturing industry, and perfectly unifies the economic benefit and the environmental protection.
In recent years, on the exhibition of various large clothing accessories, the clothing accessories made of green, environment-friendly and recyclable materials, especially clothing accessories such as buttons and the like, also become one of the themes which must be played by accessory exhibitions. Therefore, some keen enterprises are searching for environment-friendly and recyclable materials to manufacture accessories such as buttons, and the use of the environment-friendly and recyclable materials to manufacture resin buttons is undoubtedly a favorite of many garment accessory enterprises. The invention adopts the recycled fruit shavings to manufacture the regenerated environment-friendly fruit-like buttons, and provides an effective way for recycling the waste fruit shavings.
Disclosure of Invention
The invention aims to provide a regenerated fruit-like button made of recycled fruit shavings and a preparation method thereof, which broadens the concept of recycling fruit shavings materials, provides a novel and effective way for the commercial application of recycling fruit shavings materials, and can meet the requirements of higher washing color fastness, dry cleaning color fastness, machine washing color fastness and tensile force.
The invention provides a preparation method of a regenerated fruit-like button made of recycled fruit shavings, which comprises the following steps:
A) crushing fruit shavings to obtain fruit shavings powder;
B) and mixing the fruit shaving powder with the thixotropic modified resin to obtain mixed slurry.
The thixotropic modified resin is prepared from matrix resin and a thixotropic modifying agent;
C) mixing the mixed slurry, the color paste, the diluent, the accelerator and the curing agent to obtain matrix slurry;
D) and curing and molding the matrix slurry to obtain the regenerated simulated fruit button.
Preferably, the step A) is carried out by using an ultrafine grinder for grinding; the particle size of the fruit shaving powder is 100-800 meshes.
Preferably, the thixotropic agent is a compound shown in formula I and formula II, and is (2-4): 1 in a mass ratio;
Figure BDA0003210648710000021
in the formula I, R1、R2And R3Independently selected from-H, -CnH2n+1、-CnH2nOr C6H5Wherein n is less than or equal to 4;
m represents the number of double bonds, and M is more than or equal to 1 and less than or equal to 3;
in the formula II, R4、R5And R6Independently selected from-H, -CnH2n+1or-CnH2nWherein n is less than or equal to 4.
Preferably, the matrix resin is one or more of unsaturated polyester resin, epoxy resin, phenolic resin and urea resin.
Preferably, the mass ratio of the thixotropic agent to the matrix resin is (25-35): (85-100).
Preferably, the thixotropic modifying agent and the matrix resin react for 4-8 hours at 120-180 ℃ to obtain the thixotropic modified resin.
Preferably, the slurry of the matrix consists of:
Figure BDA0003210648710000031
preferably, the accelerator is cobalt naphthenate and/or cobalt isooctanoate;
the curing agent is one or more of methyl ethyl ketone peroxide, cyclohexanone peroxide, aliphatic amine and aromatic amine;
the diluent is one or more of styrene, HEA, propylene oxide allyl ether, butyl glycidyl ether, glycerol epoxy resin, epichlorohydrin, dimethacrylate and butyl acrylate.
Preferably, after the step D), the method further comprises the following steps:
and (4) performing button making and polishing treatment on the cured resin button to obtain a regenerated simulation fruit button finished product.
The present invention provides the regenerated fruit-imitated button made of the recycled fruit shavings prepared by the above-mentioned preparation method.
The invention provides a preparation method of a regenerated fruit-like button made of recycled fruit shavings, which comprises the following steps: A) crushing fruit shavings to obtain fruit shavings powder; B) and mixing the fruit shaving powder with the thixotropic modified resin to obtain mixed slurry. The thixotropic modified resin is prepared from matrix resin and a thixotropic modifying agent; C) mixing the mixed slurry, the color paste, the diluent, the accelerator and the curing agent to obtain matrix slurry; D) and curing and molding the matrix slurry to obtain the regenerated simulated fruit button.
Compared with the prior art, the method has the following advantages:
(1) the process flow and the time are short, an effective way is provided for the commercial application of waste recycling, and the obtained regenerated simulated fruit buttons have excellent performance;
(2) the invention adopts the waste fruit shavings to recycle and reuse to manufacture the regenerated simulation fruit button, and can simultaneously meet the functional requirements which the button must have when being used on clothing accessories, such as the requirements of color fastness to washing, color fastness to dry cleaning, color fastness to machine washing, tension and the like, thereby having wide market prospect, creating the core competitiveness of new products and new technologies of companies, and continuously leading the future development and direction of the button industry;
(3) the process technology is simple to operate, reduces experience dependence on technicians, and is suitable for large-scale and small-scale operation; meanwhile, the defective rate of products is effectively reduced, the production efficiency is improved, and the raw material waste and labor cost are reduced.
Detailed Description
The invention provides a preparation method of a regenerated fruit-like button made of recycled fruit shavings, which comprises the following steps:
A) crushing fruit shavings to obtain fruit shavings powder;
B) and mixing the fruit shaving powder with the thixotropic modified resin to obtain mixed slurry.
The thixotropic modified resin is prepared from matrix resin and a thixotropic modifying agent;
C) mixing the mixed slurry, the color paste, the diluent, the accelerator and the curing agent to obtain matrix slurry;
D) and curing and molding the matrix slurry to obtain the regenerated simulated fruit button.
In the invention, the fruit shavings are shavings after buckling of fruit blanks, and the fruit shavings are put into an ultrafine grinder and are subjected to ultrafine grinding to obtain fruit shavings powder with certain fineness.
In the invention, the technological parameters of the ultrafine grinder are set as follows:
host power: 5-10 HZ, preferably 6-9 HZ, and more preferably 7-8 HZ;
grading power: 1 to 2.5HZ, preferably 1.5 to 2 HZ;
feeding power: 0.5 to 1.0HZ, preferably 0.6 to 0.9HZ, and more preferably 0.7 to 0.8 HZ;
the power of the fan is as follows: 2.0 to 4.0HZ, preferably 2.5 to 3.0 HZ;
bag vibration power: 0.5 to 1.0HZ, preferably 0.6 to 0.9HZ, and more preferably 0.7 to 0.8 HZ;
current: 10-20A, preferably 12-18A, more preferably 15-16A;
the rotating speed of the main machine is as follows: 4000 to 5000 rpm, preferably 4200 to 4800 rpm, and more preferably 4500 to 4600 rpm;
the rotating speed of the extension machine is as follows: 800-3000 r/min, preferably 1000-2500 r/min, more preferably 1500-2000 r/min;
the rotating speed of a feeding screw rod is as follows: 30 to 60 rpm, preferably 40 to 50 rpm.
The particle size of the fruit shaving powder obtained after grinding is preferably 100 to 800 meshes.
The crushed fruit shaving powder is mixed with the resin after thixotropic modification and stirred uniformly to obtain the mixed slurry.
In the present invention, the mass ratio of the fruit shaving powder to the thixotropic-modified resin is preferably (25 to 35): (85-100), more preferably 30: (90-95).
The thixotropic modified value is preferably prepared by the following steps:
and (3) contacting the thixotropic agent with the matrix resin to react to obtain a thixotropic modified value.
In the present invention, the matrix resin is preferably one or more of unsaturated polyester resin, epoxy resin, phenol resin, urea resin.
The thixotropic agent is preferably a compound shown in a formula I and a formula II, and is represented by (2-4): 1 in a mass ratio;
Figure BDA0003210648710000051
in the formula I, R1、R2And R3Independently selected from-H, -CnH2n+1、-CnH2nOr C6H5Wherein n is less than or equal to 4, such as n is 1,2,3 or 4;
m represents the number of double bonds in the structure in brackets, M is more than or equal to 1 and less than or equal to 3, and can be 1,2 or 3;
in the formula II, R4、R5And R6Independently selected from-H, -CnH2n+1or-CnH2nWherein n is less than or equal to 4, such as n is 1,2,3 or 4.
In the invention, the mass ratio of the compound shown in the formula I to the compound shown in the formula II is preferably (2-4): 1, such as 2:1, 3:1 or 4: 1.
In the invention, the mass ratio of the thixotropic agent to the matrix resin is preferably (25-35): (85-100), more preferably 30: (90-95).
In the invention, the temperature of the thixotropic reaction is preferably 120-180 ℃, more preferably 130-170 ℃, and most preferably 140-160 ℃; the time of the thixotropic reaction is preferably 4 to 8 hours, and more preferably 5 to 7 hours.
After the mixed slurry is obtained, the mixed slurry, the color paste, the diluent, the accelerator and the curing agent are mixed according to the following proportion to obtain the matrix slurry.
Figure BDA0003210648710000061
Preferably, the fruit shaving powder is 25 to 35 parts, more preferably 28 to 30 parts, such as 24 parts, 26 parts, 27 parts, 28 parts, 29 parts, 30 parts, 31 parts, 32 parts, 33 parts, 34 parts, 35 parts, and preferably ranges in which any of the above values is an upper limit or a lower limit.
The weight portion of the thixotropic modified resin is preferably 85 to 100 parts, more preferably 90 to 95 parts, such as 85 parts, 86 parts, 87 parts, 88 parts, 89 parts, 90 parts, 91 parts, 92 parts, 93 parts, 94 parts, 95 parts, 96 parts, 97 parts, 98 parts, 99 parts, and 100 parts, and preferably any of the above values is an upper limit or a lower limit.
The color paste can be prepared from color pastes commonly used in the field, the color paste preferably comprises 0.1-2.0 parts by weight, preferably 0.5-1.5 parts by weight, such as 0.1 part, 0.5 part, 1.0 part, 1.5 parts by weight and 2.0 parts by weight, and preferably any value is taken as an upper limit or a lower limit.
The diluent is preferably one or more of styrene, HEA, propylene oxide propylene ether, butyl glycidyl ether, glycerol epoxy resin, epichlorohydrin, dimethacrylate and butyl acrylate; the weight portion of the diluent is preferably 0.5 to 10 parts, more preferably 1 to 8 parts, such as 0.5 part, 1.0 part, 1.5 parts, 2.0 parts, 2.5 parts, 3.0 parts, 3.5 parts, 4.0 parts, 4.5 parts, 5.0 parts, 5.5 parts, 6.0 parts, 6.5 parts, 7.0 parts, 7.5 parts, 8.0 parts, 8.5 parts, 9.0 parts, 9.5 parts, 10 parts, preferably any of the above values as the upper limit or the lower limit of the range value.
The curing agent is preferably one or more of methyl ethyl ketone peroxide, cyclohexanone peroxide, aliphatic amine and aromatic amine; the curing agent is preferably 0.8 to 3.0 parts by weight, more preferably 1.0 to 2.0 parts by weight, such as 0.8 part, 1.0 part, 1.5 parts, 2.0 parts, 2.5 parts, 3.0 parts by weight, and preferably any of the above values is used as an upper limit or a lower limit.
The promoter is preferably cobalt naphthenate and/or cobalt isooctanoate; the weight portion of the accelerator is preferably 0.1 to 2.0 parts, preferably 0.5 to 1.5 parts, such as 0.1 part, 0.5 part, 1.0 part, 1.5 parts, 2.0 parts, and preferably any of the above values is a range with an upper limit or a lower limit.
After the matrix slurry is obtained, the resin button blank of the regenerated simulation fruit button is obtained by curing and molding the matrix slurry. In the invention, the curing and forming mode is one or more of centrifugal forming, casting forming, compression forming and glue dripping forming.
After obtaining the button blank, the invention carries out button making and polishing treatment on the button blank to obtain a finished product of the regenerated simulation fruit button.
In the present invention, the button making and polishing processes are conventional in the art, and the present invention is not described herein.
The invention also provides a regenerated fruit-imitated button prepared by utilizing the recycled fruit shavings and prepared by the preparation method.
The invention provides a preparation method of a regenerated fruit-like button made of recycled fruit shavings, which comprises the following steps: A) crushing fruit shavings to obtain fruit shavings powder; B) and mixing the fruit shaving powder with the thixotropic modified resin to obtain mixed slurry. The thixotropic modified resin is prepared from matrix resin and a thixotropic modifying agent; C) mixing the mixed slurry, the color paste, the diluent, the accelerator and the curing agent to obtain matrix slurry; D) and curing and molding the matrix slurry to obtain the regenerated simulated fruit button.
Compared with the prior art, the method has the following advantages:
(1) the process flow and the time are short, an effective way is provided for the commercial application of waste recycling, and the obtained regenerated simulated fruit buttons have excellent performance;
(2) the invention adopts the waste fruit shavings to recycle and reuse to manufacture the regenerated simulation fruit button, and can simultaneously meet the functional requirements which the button must have when being used on clothing accessories, such as the requirements of color fastness to washing, color fastness to dry cleaning, color fastness to machine washing, tension and the like, thereby having wide market prospect, creating the core competitiveness of new products and new technologies of companies, and continuously leading the future development and direction of the button industry;
(3) the process technology is simple to operate, reduces experience dependence on technicians, and is suitable for large-scale and small-scale operation; meanwhile, the defective rate of products is effectively reduced, the production efficiency is improved, and the raw material waste and labor cost are reduced.
In order to further illustrate the present invention, the following examples are provided to describe the regenerated fruit-imitated button made of recycled fruit shavings and the preparation method thereof in detail, but should not be construed as limiting the scope of the present invention.
Example 1
S1) collecting the shavings after buckling the fruit blanks, putting the shavings into a specific superfine pulverizer, and micronizing the shavings to a certain fineness to obtain the recycled fruit shavings powder with a certain fineness; wherein the adopted ultrafine grinder has the technical parameters as follows:
Figure BDA0003210648710000081
s2) reacting unsaturated resin raw materials with a thixotropic modifier for 4 hours at the temperature of 180 ℃ to obtain the thixotropic modified resin, wherein the thixotropic modifier is a mixture of (I) and (II), and the structures shown in (I) and (II) are as follows:
Figure BDA0003210648710000082
in the formula (I), R1is-H, R2Is CH3，R3Is C2H4And M ═ 2, represents 2 double bonds. In the formula (II), R4is-H, R5Is C2H5，R6Is C2H4Wherein the formula (I) is 4 weight portions, and the formula (II) is 1 weight portion.
S3) adding the recovered fruit shaving powder obtained by crushing the S1 into the thixotropic modified resin S2, and uniformly stirring to obtain mixed slurry;
s4) mixing the mixed slurry obtained in the step S3, color paste, a diluent, an accelerant and a curing agent to obtain a slurry of a matrix;
Figure BDA0003210648710000091
s5) uniformly stirring the matrix slurry, pouring the matrix slurry into a rotary centrifuge, radially distributing the mixed slurry in the centrifuge due to the action of centrifugal force, and solidifying and forming the mixed slurry on the surface of the centrifuge to obtain the plate. And sequentially stamping the plate to obtain a button blank, cutting the blank on a button making machine to obtain a blank with a required shape, and finally polishing to obtain the required finished resin button with the simulated fruit button. In the preparation process, buttons with different colors can be prepared according to the needs.
The color fastness to washing is tested according to the international standard of ISO 105-C06-2010 family and commercial washing fastness, the color fastness to washing is grade 4.0, the color fastness to dry washing is tested according to the international standard of ISO 105-D01-2010 dry washing color fastness of textiles, the color fastness to dry washing is grade 4.0, the color fastness to ironing is tested according to the international standard of ISO 105-X11-1994 hot pressing color fastness of textiles, and the color fastness to ironing is grade 4.0. The pulling force is more than 90N, and the maximum pulling force is 150N.
The mass production was carried out by the method of example 1, and the yield was measured to obtain 99%.
Example 2
S1) collecting the shavings after buckling the fruit blanks, putting the shavings into a specific superfine pulverizer, and micronizing the shavings to a certain fineness to obtain the recycled fruit shavings powder with a certain fineness; wherein the adopted ultrafine grinder has the technical parameters as follows:
Figure BDA0003210648710000092
Figure BDA0003210648710000101
s2) reacting unsaturated resin raw materials with a thixotropic modifier for 5 hours at a temperature of 160 ℃ to obtain the thixotropic modified resin, wherein the thixotropic modifier is a mixture of (I) and (II), and the structures of (I) and (II) are as follows:
Figure BDA0003210648710000102
in the formula (I), R1is-H, R2Is CH3，R3Is C2H4And M ═ 2, represents 2 double bonds. In the formula (II), R4is-H, R5Is C2H5，R6Is C2H4Wherein the formula (I) is 4 weight portions, and the formula (II) is 1 weight portion.
S3) adding the recovered fruit shaving powder obtained by crushing the S1 into the thixotropic modified resin S2, and uniformly stirring to obtain mixed slurry;
s4) mixing the mixed slurry obtained in the step S3, color paste, a diluent, an accelerant and a curing agent to obtain a slurry of a matrix;
Figure BDA0003210648710000103
Figure BDA0003210648710000111
s5) uniformly stirring the base slurry, dividing into 2 parts or more according to the pattern structure of the rod, uniformly mixing by a rod making machine, and casting and molding into a rod material in an aluminum tube according to the pattern structure to obtain a button blank. And then cutting the blank on a button making machine to obtain a blank with a required shape, and finally polishing to obtain the finished product of the resin button with the simulated fruit button. In the preparation process, buttons with different colors can be prepared according to the needs.
The color fastness to washing is tested according to the international standard of ISO 105-C06-2010 family and commercial washing fastness, the color fastness to washing is grade 4.0, the color fastness to dry washing is tested according to the international standard of ISO 105-D01-2010 dry washing color fastness of textiles, the color fastness to dry washing is grade 4.0, the color fastness to ironing is tested according to the international standard of ISO 105-X11-1994 hot pressing color fastness of textiles, and the color fastness to ironing is grade 4.0. The pulling force is more than 90N, and the maximum pulling force is 155N.
The mass production was carried out by the method of example 2, and the yield was measured to obtain 99%.
Example 3
S1) collecting the shavings after buckling the fruit blanks, putting the shavings into a specific superfine pulverizer, and micronizing the shavings to a certain fineness to obtain the recycled fruit shavings powder with a certain fineness; wherein the adopted ultrafine grinder has the technical parameters as follows:
Figure BDA0003210648710000112
s2) reacting unsaturated resin raw materials with a thixotropic modifier for 6 hours at a temperature of 150 ℃ to obtain the thixotropic modified resin, wherein the thixotropic modifier is a mixture of (I) and (II), and the structures of (I) and (II) are as follows:
Figure BDA0003210648710000121
in the formula (I), R1Is CH3，R2Is C2H5，R3Is C3H6And M ═ 3, represents 3 double bonds. In the formula (II), R4Is CH3，R5Is C3H8，R6Is C3H6Wherein the formula (I) is 2 weight parts, and the formula (II) is 1 weight part.
S3) adding the recovered fruit shaving powder obtained by crushing the S1 into the thixotropic modified resin S2, and uniformly stirring to obtain mixed slurry;
s4) mixing the mixed slurry obtained in the step S3, color paste, a diluent, an accelerant and a curing agent to obtain a slurry of a matrix;
Figure BDA0003210648710000122
s5) uniformly stirring the base slurry, dividing into 2 parts or more according to the pattern structure of the rod, uniformly mixing by a rod making machine, and casting and molding into a rod material in an aluminum tube according to the pattern structure to obtain a button blank. And then cutting the blank on a button making machine to obtain a blank with a required shape, and finally polishing to obtain the finished product of the resin button with the simulated fruit button. In the preparation process, buttons with different colors can be prepared according to the needs.
The color fastness to washing is tested according to the international standard of ISO 105-C06-2010 family and commercial washing fastness, the color fastness to washing is grade 4.5, the color fastness to dry washing is tested according to the international standard of ISO 105-D01-2010 dry washing color fastness of textiles, the color fastness to dry washing is grade 4.5, the color fastness to ironing is tested according to the international standard of ISO 105-X11-1994 hot pressing color fastness of textiles, and the color fastness to ironing is grade 4.5. The pulling force is more than 90N, and the maximum pulling force is 150N.
The mass production was carried out by the method of example 3, and the yield was measured to find that the yield was 98%.
Example 4
S1) collecting the shavings after buckling the fruit blanks, putting the shavings into a specific superfine pulverizer, and micronizing the shavings to a certain fineness to obtain the recycled fruit shavings powder with a certain fineness; wherein the adopted ultrafine grinder has the technical parameters as follows:
Figure BDA0003210648710000131
s2) reacting the epoxy resin raw material with a thixotropic modifier, controlling the temperature at 160 ℃, and reacting for 6 hours to obtain the thixotropic modified resin, wherein the thixotropic modifier is a mixture of (I) and (II), and the structures shown in the (I) and the (II) are as follows:
Figure BDA0003210648710000132
in the formula (I), R1Is CH3，R2Is C2H5，R3Is C3H6And M ═ 3, represents 3 double bonds. In the formula (II), R4Is CH3，R5Is C3H8，R6Is C3H6Wherein the formula (I) is 2 weight parts, and the formula (II) is 1 weight part.
S3) adding the recovered fruit shaving powder obtained by crushing the S1 into the thixotropic modified resin S2, and uniformly stirring to obtain mixed slurry;
s4) mixing the mixed slurry obtained in the step S3, color paste, a diluent, an accelerant and a curing agent to obtain a slurry of a matrix;
Figure BDA0003210648710000141
s5), uniformly stirring the base body slurry, pouring the mixture into a molding die, and heating and curing to obtain a pre-formed body. And sequentially stamping the pre-shaped body to obtain a button blank, cutting the blank on a button making machine to obtain a blank with a required shape, and finally polishing to obtain the finished resin button with the simulated fruit button. In the preparation process, buttons with different colors can be prepared according to the needs.
The color fastness to washing is tested according to the international standard of ISO 105-C06-2010 family and commercial washing fastness, the color fastness to washing is grade 4.5, the color fastness to dry washing is tested according to the international standard of ISO 105-D01-2010 dry washing color fastness of textiles, the color fastness to dry washing is grade 4.5, the color fastness to ironing is tested according to the international standard of ISO 105-X11-1994 hot pressing color fastness of textiles, and the color fastness to ironing is grade 4.5. The pulling force is more than 90N, and the maximum pulling force is 160N.
The mass production was carried out by the method of example 4, and the yield was measured to find that the yield was 97%.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. A preparation method of a regenerated fruit-imitated button made of recycled fruit shavings comprises the following steps:
A) crushing fruit shavings to obtain fruit shavings powder;
B) and mixing the fruit shaving powder with the thixotropic modified resin to obtain mixed slurry.
The thixotropic modified resin is prepared from matrix resin and a thixotropic modifying agent;
C) mixing the mixed slurry, the color paste, the diluent, the accelerator and the curing agent to obtain matrix slurry;
D) and curing and molding the matrix slurry to obtain the regenerated simulated fruit button.
2. The production method according to claim 1, wherein the step a) is pulverized using an ultrafine pulverizer; the particle size of the fruit shaving powder is 100-800 meshes.
3. The preparation method according to claim 1, wherein the thixotropic agent is a compound represented by formula I or formula II (2-4): 1 in a mass ratio;
Figure FDA0003210648700000011
in the formula I, R1、R2And R3Independently selected from-H, -CnH2n+1、-CnH2nOr C6H5Wherein n is less than or equal to 4;
m represents the number of double bonds, and M is more than or equal to 1 and less than or equal to 3;
in the formula II, R4、R5And R6Independently selected from-H, -CnH2n+1or-CnH2nWherein n is less than or equal to 4.
4. The preparation method according to claim 1, wherein the matrix resin is one or more of unsaturated polyester resin, epoxy resin, phenolic resin and urea resin.
5. The production method according to claim 3, wherein the mass ratio of the thixotropic agent to the matrix resin is (25 to 35): (85-100).
6. The preparation method according to claim 1, wherein the thixotropic modifying agent is reacted with the matrix resin at 120 to 180 ℃ for 4 to 8 hours to obtain the thixotropic modified resin.
7. The method of claim 1, wherein the slurry of the matrix consists of:
Figure FDA0003210648700000021
8. the method of claim 1, wherein the accelerator is cobalt naphthenate and/or cobalt isooctanoate;
the curing agent is one or more of methyl ethyl ketone peroxide, cyclohexanone peroxide, aliphatic amine and aromatic amine;
the diluent is one or more of styrene, HEA, propylene oxide allyl ether, butyl glycidyl ether, glycerol epoxy resin, epichlorohydrin, dimethacrylate and butyl acrylate.
9. The method according to any one of claims 1 to 8, further comprising, after the step D), the steps of:
and (4) performing button making and polishing treatment on the cured resin button to obtain a regenerated simulation fruit button finished product.
10. The regenerated fruit-imitated button made of the recycled fruit shavings prepared by the preparation method of any one of claims 1 to 9.
CN202110929240.XA 2021-08-13 2021-08-13 Regenerated fruit-imitated button made of recycled fruit shavings and preparation method thereof Pending CN113637303A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104072962A (en) * 2014-07-14 2014-10-01 浙江伟星实业发展股份有限公司 Preparation method for fluorescent noctilucent button
CN104945872A (en) * 2015-06-30 2015-09-30 浙江伟星实业发展股份有限公司 Artificial shell button and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104072962A (en) * 2014-07-14 2014-10-01 浙江伟星实业发展股份有限公司 Preparation method for fluorescent noctilucent button
CN104945872A (en) * 2015-06-30 2015-09-30 浙江伟星实业发展股份有限公司 Artificial shell button and preparation method thereof

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Application publication date: 20211112