CN112778750A - Material for flow pattern shoes and preparation method thereof - Google Patents
Material for flow pattern shoes and preparation method thereof Download PDFInfo
- Publication number
- CN112778750A CN112778750A CN202110106874.5A CN202110106874A CN112778750A CN 112778750 A CN112778750 A CN 112778750A CN 202110106874 A CN202110106874 A CN 202110106874A CN 112778750 A CN112778750 A CN 112778750A
- Authority
- CN
- China
- Prior art keywords
- thermoplastic polyurethane
- polyurethane particles
- maleic anhydride
- flow
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention provides a fluid-textured shoe material and a preparation method thereof, wherein the preparation raw materials of the fluid-textured shoe material comprise 92-99 wt.% of thermoplastic polyurethane particles and 1-8 wt.% of fluid-textured master batches, and the preparation raw materials of the fluid-textured master batches comprise 40-50 wt.% of thermoplastic polyurethane particles, 35-42 wt.% of polyethylene terephthalate, 8-15 wt.% of maleic anhydride grafting compatilizer, 1-3 wt.% of pigment and 0-10 wt.% of auxiliary agent. Under the action of the maleic anhydride grafting compatilizer, the thermoplastic polyurethane particles and the polyethylene terephthalate can be compatible to prepare the flow pattern master batch, and the existence of the polyethylene terephthalate can ensure that the melting point of the flow pattern master batch is higher than that of pure thermoplastic polyurethane particles. Therefore, when the shoe material is molded, the thermoplastic polyurethane particles are melted before the master batches, and the master batches with the pigments are always in a semi-molten state, so that under the thrust of molding equipment, the thermoplastic polyurethane particles can be melted to drive the master batches to rub to generate irregular flow patterns.
Description
Technical Field
The invention belongs to the technical field of shoe materials, and particularly relates to a flow line shoe material and a preparation method thereof.
Background
With the improvement of the requirements of people on the appearance and the performance of shoes, the traditional single-color, single-density, double-color and double-density polyurethane shoe material products cannot meet the increasingly improved appreciation taste of people. The polyurethane flow pattern shoe material is a novel fashionable single-density mixed-color shoe material, is sought by the industry due to the unique and strong line feeling, and can be used for vamps or soles. At present, the flow pattern of the flow pattern shoe material is mainly formed by water transfer printing and digital printing, wherein the water transfer printing is a solid color effect and can form color patterns rich in fashion sense, but the process has serious environmental pollution, the digital printing technology has high cost and is difficult to be used for industrial production, and meanwhile, the two processes have low efficiency and high cost and all need secondary treatment.
Therefore, in order to make the flow-line shoe material suitable for industrial production and obtain fashion-rich shoe material patterns, industry researchers need to search for new processes or raw material components to solve the above problems.
Disclosure of Invention
One of the objects of the present invention is to provide a material for a flowered shoe, which has a good flowered pattern, and thus is highly fashionable and has good mechanical properties. The second purpose of the invention is to provide a preparation method of the material for the flow-line shoes.
In order to achieve the first purpose, the invention provides a fluid pattern shoe material, which comprises 92-99 wt.% of thermoplastic polyurethane particles and 1-8 wt.% of fluid pattern master batches, wherein the fluid pattern master batches comprise 40-50 wt.% of thermoplastic polyurethane particles, 35-42 wt.% of polyethylene terephthalate, 8-15 wt.% of maleic anhydride grafting compatilizer, 1-3 wt.% of pigment and 0-10 wt.% of auxiliary agent.
Compared with the prior art, the material for the flow line shoe material adopts Thermoplastic Polyurethane (TPU) particles and flow line master batches, wherein the preparation raw materials of the flow line master batches comprise the thermoplastic polyurethane particles, polyethylene terephthalate (PET) and maleic anhydride grafting compatilizers, the thermoplastic polyurethane particles and the polyethylene terephthalate can be compatible to prepare the flow line master batches under the action of the maleic anhydride grafting compatilizers, and meanwhile, the melting point of the flow line master batches is higher than that of pure thermoplastic polyurethane particles due to the fact that the flow line master batches have the polyethylene terephthalate with higher components. Therefore, when the shoe material is formed by mixing the thermoplastic polyurethane particles and the flow lines master batch, the thermoplastic polyurethane particles are melted before the master batch, the master batch with the pigment is always in a semi-molten state, and the master batch is driven to rub to generate irregular flow lines after the thermoplastic polyurethane particles are melted under the thrust of forming equipment. In addition, the flow pattern master batch for preparing the raw materials contains 35-42 wt.% of polyethylene terephthalate, so that the mechanical performance of the shoe material can be improved, specifically, the tensile force is improved by at least 8%, the tear strength is improved by at least 4%, the surface wear resistance is improved by at least 0.5%, and the bending strength is improved by at least 2%.
Preferably, the maleic anhydride grafted compatibilizer is one of polyethylene grafted maleic anhydride, styrene-maleic anhydride copolymer and polypropylene grafted maleic anhydride.
Preferably, the auxiliary agent is at least one selected from the group consisting of a dispersant, a stabilizer and an antioxidant. Specifically, the dispersing agent is one of polyacrylamide, polyvinylpyrrolidone and polyvinyl alcohol. The stabilizer is a light stabilizer and/or a heat stabilizer. More specifically, the light stabilizer is an o-hydroxybenzophenone or bis (2,2,6, 6-tetramethyl-4-piperidyl) sebacic acid ester hindered amine light stabilizer, and the heat stabilizer is at least one selected from a calcium-zinc composite heat stabilizer, an organic tin heat stabilizer, calcium stearate and zinc stearate. The antioxidant is one of antioxidant 1010, antioxidant 1076 and antioxidant CA. The melting temperature of the thermoplastic polyurethane particles is 180 +/-5 ℃, and the melting temperature of the flow pattern master batch is 190 +/-5 ℃.
In order to achieve the second object, the invention provides a method for preparing a material for a flow line shoe, which comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing the thermoplastic polyurethane particles and the polyethylene glycol terephthalate in the preparation raw material of the flow pattern master batch, then adding the maleic anhydride grafting compatilizer, the pigment and the auxiliary agent, uniformly mixing, extruding and drawing by an extruder, granulating and drying;
(2) formation of flow marks
And uniformly mixing 92-99 wt.% of the thermoplastic polyurethane particles and 1-8 wt.% of the flow line master batch, and then performing injection molding by using an injection molding machine.
When the preparation method is used for preparing the flow-line master batch, the preparation raw materials are extruded and pulled into strips through an extruder, so that the phenomenon that the pigment in the auxiliary agent is completely dispersed and cannot form lines due to incomplete fusion of PET and TPU and different melting points can be avoided. The method is characterized in that the thermoplastic polyurethane particles and the fluid pattern master batches are formed into the fluid pattern shoe material through injection molding, different patterns can be obtained through parameter control of an injection molding machine, and the method is suitable for industrial production and easy to process.
Preferably, the temperature of the extruder in the step (1) is set to be 185-230 ℃, and the temperature of the injection molding machine in the step (2) is set to be 180-195 ℃.
Preferably, the preparation of the fluid-textured masterbatch can be as follows: uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow-line master batch, taking the mixture as a carrier, adding a maleic anhydride grafting compatilizer, a pigment and an auxiliary agent, stirring for 40-60 min in a stirrer, uniformly mixing, correspondingly setting the temperature of each section of an extruder to 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃, extruding the uniformly mixed material out of a strip by the extruder, cooling by water at normal temperature, cutting into granules, drying in an oven for about 2 hours at 70-100 ℃ to dry the moisture on the surfaces of the granules, and sealing and packaging to prevent moisture. The steps of forming the flow lines are as follows: uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure is 30MPA in the I section, 28MPA in the II section, 26MPA in the III section,
IV section 25MPA, back pressure 45MPA, the material which is evenly stirred is injected and molded in an injection molding machine, the pressure parameter of the injection molding machine can be adjusted according to the target flow pattern, and the like.
Detailed Description
To better illustrate the objects, technical solutions and advantages of the present invention, the present invention will be further described with reference to specific examples. It should be noted that the following implementation of the method is a further explanation of the present invention, and should not be taken as a limitation of the present invention.
Example 1
The embodiment is a material for a fluid pattern shoe, and the raw materials for preparing the material comprise 97 wt.% of thermoplastic polyurethane particles and 3 wt.% of fluid pattern master batch, and the raw materials for preparing the fluid pattern master batch comprise 45 wt.% of thermoplastic polyurethane particles, 40 wt.% of polyethylene terephthalate, 13.5 wt.% of polyethylene grafted maleic anhydride compatilizer and 1.5 wt.% of pigment.
The preparation method of the material for the flow line shoes comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow pattern master batch, taking the mixture as a carrier, adding a polyethylene grafted maleic anhydride compatilizer and pigment, stirring for 60min in a stirrer, uniformly mixing, correspondingly setting the temperature of each section of an extruder to be 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃ of temperature error, extruding the uniformly mixed material out of a strip by the extruder, cooling by water at normal temperature, cutting into granules, drying in an oven for about 2 hours at 80 ℃ to dry the moisture on the surfaces of the granules, and sealing and packaging to prevent the granules from being affected with damp;
(2) formation of flow marks
Uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
Example 2
The embodiment is a material for a fluid pattern shoe, and the raw materials for preparing the fluid pattern shoe comprise 93 wt.% of thermoplastic polyurethane particles and 7 wt.% of fluid pattern master batch, and the raw materials for preparing the fluid pattern master batch comprise 50 wt.% of thermoplastic polyurethane particles, 40 wt.% of polyethylene terephthalate, 8 wt.% of polyethylene grafted maleic anhydride compatilizer and 2 wt.% of pigment.
The preparation method of the material for the flow line shoes comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow pattern master batch, taking the mixture as a carrier, adding a polyethylene grafted maleic anhydride compatilizer and pigment, stirring for 50min in a stirrer, uniformly mixing, correspondingly setting the temperature of each section of an extruder to 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃ of temperature error, extruding the uniformly mixed material out of a strip by the extruder, cooling by water at normal temperature, cutting into granules, drying for about 2 hours at 90 ℃ in a drying oven to dry the moisture on the surfaces of the granules, and sealing and packaging to prevent the granules from being affected with damp;
(2) formation of flow marks
Uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
Example 3
This example is a material for a fluid pattern shoe, which is prepared from 97 wt.% of thermoplastic polyurethane particles and 3 wt.% of fluid pattern master batch, wherein the fluid pattern master batch is prepared from 45 wt.% of thermoplastic polyurethane particles, 40 wt.% of polyethylene terephthalate, 13.5 wt.% of polypropylene-grafted maleic anhydride compatibilizer, and 1.5 wt.% of pigment.
The preparation method of the material for the flow line shoes comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow pattern master batch, taking the mixture as a carrier, adding a polypropylene grafted maleic anhydride compatilizer and pigment, stirring for 45min in a stirrer, uniformly mixing, correspondingly setting the temperature of each section of an extruder to 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃ of temperature error, extruding the uniformly mixed material out of a strip by the extruder, cooling by water at normal temperature, cutting into granules, drying in an oven for about 2 hours at 80 ℃ to dry the moisture on the surfaces of the granules, and sealing and packaging to prevent the granules from being affected with damp;
(2) formation of flow marks
Uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
Example 4
The embodiment is a material for a fluid pattern shoe, and the raw material for preparing the material comprises 97 wt.% of thermoplastic polyurethane particles and 3 wt.% of fluid pattern master batch, and the raw material for preparing the fluid pattern master batch comprises 45 wt.% of thermoplastic polyurethane particles, 38 wt.% of polyethylene terephthalate, 13.5 wt.% of polyethylene grafted maleic anhydride compatilizer, 2 wt.% of polyacrylamide dispersant and 1.5 wt.% of pigment.
The preparation method of the material for the flow line shoes comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow pattern master batch, taking the mixture as a carrier, adding a polyethylene grafted maleic anhydride compatilizer, a pigment and a dispersing agent, stirring for 60min in a stirrer, uniformly mixing, correspondingly setting the temperature of each section of an extruder to 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃ of temperature error, extruding the uniformly mixed material out of a strip by the extruder, cooling by water at normal temperature, cutting into granules, drying in an oven for about 2 hours at 80 ℃ to dry the moisture on the surfaces of the granules, and sealing and packaging to prevent the granules from being affected by damp;
(2) formation of flow marks
Uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
Example 5
The embodiment is a material for a fluid pattern shoe, and the raw materials for preparing the material comprise 95 wt.% of thermoplastic polyurethane particles and 5 wt.% of fluid pattern master batch, and the raw materials for preparing the fluid pattern master batch comprise 43 wt.% of thermoplastic polyurethane particles, 40 wt.% of polyethylene terephthalate, 10 wt.% of polyethylene-grafted maleic anhydride compatilizer, 2 wt.% of pigment and 5 wt.% of antioxidant 1010.
The preparation method of the material for the flow line shoes comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow pattern master batch, taking the mixture as a carrier, adding a polyethylene grafted maleic anhydride compatilizer, a pigment and an antioxidant, stirring for 60min in a stirrer, uniformly mixing, correspondingly setting the temperature of each section of an extruder to 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃ of temperature error, extruding the uniformly mixed material out of a strip by the extruder, cooling by water at normal temperature, cutting into granules, drying for about 2 hours in an oven at 80 ℃ to dry the moisture on the surfaces of the granules, and sealing and packaging to prevent the granules from being affected with damp;
(2) formation of flow marks
Uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
Example 6
The embodiment is a material for a fluid pattern shoe, and the raw materials for preparing the material comprise 97 wt.% of thermoplastic polyurethane particles and 3 wt.% of fluid pattern master batch, and the raw materials for preparing the fluid pattern master batch comprise 45 wt.% of thermoplastic polyurethane particles, 38 wt.% of polyethylene terephthalate, 10 wt.% of polyethylene grafted maleic anhydride compatilizer, 1.7 wt.% of pigment, 4 wt.% of polyvinyl alcohol dispersing agent, 0.5 wt.% of o-hydroxybenzophenone light stabilizer, 0.5 wt.% of calcium stearate heat stabilizer and 0.3 wt.% of antioxidant 1010.
The preparation method of the material for the flow line shoes comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing thermoplastic polyurethane particles and polyethylene glycol terephthalate in a preparation raw material of the flow pattern master batch, taking the mixture as a carrier, adding a polyethylene grafted maleic anhydride compatilizer, a pigment, a dispersing agent, a stabilizing agent and an antioxidant, stirring the mixture in a stirrer for 60min, uniformly mixing the mixture, correspondingly setting the temperature of each section of an extruder to be 230 ℃, 225 ℃, 220 ℃, 215 ℃, 210 ℃, 205 ℃, 200 ℃, 195 ℃, 190 ℃, 185 ℃ and +/-3 ℃, extruding the uniformly mixed material by the extruder, stretching the extruded material into strips, cooling the strips by water cooling at normal temperature, cutting the strips into particles, drying the strips in an oven for about 2 hours at 80 ℃ to dry the moisture on the surfaces of the particles, and sealing and packaging the strips to prevent the particles from being affected with moisture;
(2) formation of flow marks
Uniformly stirring the thermoplastic polyurethane particles and the flow pattern master batches in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
Comparative example 1
This example is a material for a fluid-laid shoe, which is prepared from 45 wt.% of thermoplastic polyurethane particles, 40 wt.% of polyethylene terephthalate, 13.5 wt.% of polyethylene-grafted maleic anhydride compatibilizer, and 1.5 wt.% of pigment.
The preparation method of the material for the flow line shoes comprises the following steps:
uniformly stirring thermoplastic polyurethane particles, polyethylene terephthalate, a polyethylene grafted maleic anhydride compatilizer and a pigment in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA and the back pressure is 45MPA, and the uniformly stirred materials are injected and molded in an injection molding machine.
The surface flow pattern conditions of the shoe materials prepared in examples 1 to 6 and comparative example 1 were observed, mechanical property tests were performed, and the mechanical property improvement rate of each shoe material relative to the pure TPU shoe material was calculated, and the test results are shown in table 1.
The test methods were: performing a tensile stress test using CNS 3553 test conditions; CNS 3559 for tear strength testing; testing the wear resistance of the CNS 734; ASTM D-1052 performs flexural strength testing.
Supplementary note, the preparation method of the pure TPU shoe material comprises the following steps:
selecting pure thermoplastic polyurethane particles to stir in a stirrer, and setting the parameters of an injection molding machine as follows: the temperature is 195 ℃, 190 ℃, 185 ℃, 180 ℃, the temperature error is +/-3 ℃, the pressure I section is 30MPA, the pressure II section is 28MPA, the pressure III section is 26MPA, the pressure IV section is 25MPA, and the back pressure is 45MPA, and the stirred materials are injected and molded in an injection molding machine.
TABLE 1 Performance test results for examples 1-6 and comparative example 1
As can be seen from the results in Table 1, the shoe material prepared from the thermoplastic polyurethane particles and the flow pattern master batches has a better flow pattern effect, and after polyethylene terephthalate is added into the flow pattern master batches, the mechanical property of the shoe material is also improved, specifically, the tensile force is at least improved by 8%, the tear strength is at least improved by 4%, the surface wear resistance is at least improved by 0.5%, and the bending strength is at least improved by 2%. In contrast, in comparative example 1, the thermoplastic polyurethane particles and the polyethylene terephthalate were directly mixed as the raw material of the shoe material, but the polyethylene terephthalate and the thermoplastic polyurethane could not be completely fused and the melting points were different, so that the pigment in the auxiliary agent was completely dispersed and could not form a texture.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The material for the fluid pattern shoes is characterized by comprising 92-99 wt.% of thermoplastic polyurethane particles and 1-8 wt.% of fluid pattern master batches, wherein the raw materials for preparing the fluid pattern master batches comprise 40-50 wt.% of thermoplastic polyurethane particles, 35-42 wt.% of polyethylene terephthalate, 8-15 wt.% of maleic anhydride grafting compatilizers, 1-3 wt.% of pigments and 0-10 wt.% of auxiliaries.
2. The material for a flow line shoe according to claim 1, wherein the maleic anhydride grafted compatibilizer is one of polyethylene grafted maleic anhydride, styrene-maleic anhydride copolymer, and polypropylene grafted maleic anhydride.
3. The material for a flowered shoe of claim 1, wherein said adjuvant is at least one selected from the group consisting of a dispersant, a stabilizer and an antioxidant.
4. The material of claim 3, wherein the dispersant is one of polyacrylamide, polyvinylpyrrolidone, and polyvinyl alcohol.
5. The material of claim 3, wherein the stabilizer is a light stabilizer and/or a heat stabilizer.
6. The material of claim 3, wherein the antioxidant is one of antioxidant 1010, antioxidant 1076, and antioxidant CA.
7. The material for a flowered shoe of claim 1, wherein the thermoplastic polyurethane particles have a melting temperature of 180 ± 5 ℃ and the flowered masterbatch has a melting temperature of 190 ± 5 ℃.
8. The method for preparing the material for the flow-line shoes according to any one of claims 1 to 7, which comprises the following steps:
(1) preparation of a fluid-textured masterbatch
Uniformly mixing the thermoplastic polyurethane particles and the polyethylene glycol terephthalate in the preparation raw material of the flow pattern master batch, then adding the maleic anhydride grafting compatilizer, the pigment and the auxiliary agent, uniformly mixing, extruding and drawing by an extruder, granulating and drying;
(2) formation of flow marks
And uniformly mixing 92-99 wt.% of the thermoplastic polyurethane particles and 1-8 wt.% of the flow line master batch, and then performing injection molding by using an injection molding machine.
9. The method for preparing the material for the flow-line shoes according to claim 8, wherein the temperature of the extruder in the step (1) is set to 185-230 ℃ and the temperature of the injection molding machine in the step (2) is set to 180-195 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110106874.5A CN112778750A (en) | 2021-01-26 | 2021-01-26 | Material for flow pattern shoes and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110106874.5A CN112778750A (en) | 2021-01-26 | 2021-01-26 | Material for flow pattern shoes and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112778750A true CN112778750A (en) | 2021-05-11 |
Family
ID=75758049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110106874.5A Pending CN112778750A (en) | 2021-01-26 | 2021-01-26 | Material for flow pattern shoes and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112778750A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115368676A (en) * | 2022-09-21 | 2022-11-22 | 万华化学集团股份有限公司 | Runner masterbatch suitable for TPU (thermoplastic polyurethane), and preparation method and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483801A (en) * | 2013-09-27 | 2014-01-01 | 安徽科聚新材料有限公司 | Thermoplastic polyurethane composite material and preparation method thereof |
| CN105968673A (en) * | 2016-07-20 | 2016-09-28 | 佛山市凯粤天雄塑料科技有限公司 | Marble-like-effect resin master batch, and preparation method and application thereof |
| CN108641274A (en) * | 2018-05-22 | 2018-10-12 | 广东品凡派塑胶实业有限公司 | It is a kind of using ABS as the cloud flow liner plastic products processing method of base material |
| CN109054321A (en) * | 2018-08-07 | 2018-12-21 | 东莞市荣晟颜料有限公司 | A kind of marbling master batch suitable for TPU |
| CN109514800A (en) * | 2018-12-07 | 2019-03-26 | 福州福延塑胶有限公司 | A kind of TPU flow liner film and preparation method thereof |
-
2021
- 2021-01-26 CN CN202110106874.5A patent/CN112778750A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483801A (en) * | 2013-09-27 | 2014-01-01 | 安徽科聚新材料有限公司 | Thermoplastic polyurethane composite material and preparation method thereof |
| CN105968673A (en) * | 2016-07-20 | 2016-09-28 | 佛山市凯粤天雄塑料科技有限公司 | Marble-like-effect resin master batch, and preparation method and application thereof |
| CN108641274A (en) * | 2018-05-22 | 2018-10-12 | 广东品凡派塑胶实业有限公司 | It is a kind of using ABS as the cloud flow liner plastic products processing method of base material |
| CN109054321A (en) * | 2018-08-07 | 2018-12-21 | 东莞市荣晟颜料有限公司 | A kind of marbling master batch suitable for TPU |
| CN109514800A (en) * | 2018-12-07 | 2019-03-26 | 福州福延塑胶有限公司 | A kind of TPU flow liner film and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115368676A (en) * | 2022-09-21 | 2022-11-22 | 万华化学集团股份有限公司 | Runner masterbatch suitable for TPU (thermoplastic polyurethane), and preparation method and application thereof |
| CN115368676B (en) * | 2022-09-21 | 2024-02-27 | 万华化学集团股份有限公司 | Flow line master batch suitable for TPU, preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105237977A (en) | Bamboo fiber reinforced degradable PLA material and preparation method thereof | |
| CN109438874A (en) | A kind of high-strength and high ductility polyvinyl chloride injection moulding composition and preparation method thereof | |
| CN109438872A (en) | A kind of high-strength and high ductility polyvinyl chloride pipe formulation and preparation method thereof | |
| CN102504504B (en) | High-impact-resistance heat-resistant polylactic acid alloy material and preparation method thereof | |
| CN110698851B (en) | High-toughness spraying-free polyamide 11 material and preparation method thereof | |
| CN112778750A (en) | Material for flow pattern shoes and preparation method thereof | |
| CN104629220B (en) | Utilize the method for the material modified production PVC plastic section bars of PVC | |
| CN106188975B (en) | A kind of soft high transparent and fire-retardant heat-resistant polyvinyl chloride material of spy and preparation method thereof | |
| CN110776701A (en) | Modified polystyrene plastic for plastic bead ornaments and preparation method thereof | |
| CN110698848A (en) | High-toughness spray-free polyamide 66/6 material and preparation method thereof | |
| CN104292391A (en) | Melting production method for unsaturated anhydride grafted chlorinated polyethylene | |
| CN110669334B (en) | High-toughness spraying-free polyamide 66 material and preparation method thereof | |
| CN112442238B (en) | Lasting extinction polyvinyl chloride material and preparation method thereof | |
| CN110551390B (en) | High-toughness spraying-free polyamide 6 material and preparation method thereof | |
| CN106189013B (en) | Thermoplastic polyvinyl alcohol material and preparation method thereof | |
| CN111607116A (en) | TPU film for plastic uptake process and preparation method thereof | |
| CN106589934A (en) | Halogen-free flame retardant and antibacterial PA-AES alloy used for automotive trim and preparing method thereof | |
| CN107540935B (en) | Polypropylene reclaimed material composition and preparation method thereof | |
| CN105295396B (en) | A kind of preparation method for the plasticizer being applied in Automobile Plastic Rubber accessory | |
| CN110628211B (en) | Spraying-free polyamide 66/6 material and preparation method thereof | |
| CN111793316A (en) | Plastic marble vein surface and injection molding process | |
| CN110951182A (en) | PVC film for automotive interior night warning and preparation method | |
| CN110305453A (en) | A kind of resistance to PBT 3D printing wire rod and preparation method thereof for shrinking warpage | |
| CN110271253A (en) | A kind of degradable synthetic resin watt and preparation method thereof | |
| CN110540748B (en) | Spraying-free polyamide 11 material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210511 |