CN110916290A - Novel carbon fiber sole and preparation method thereof - Google Patents
Novel carbon fiber sole and preparation method thereof Download PDFInfo
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- CN110916290A CN110916290A CN201911112402.XA CN201911112402A CN110916290A CN 110916290 A CN110916290 A CN 110916290A CN 201911112402 A CN201911112402 A CN 201911112402A CN 110916290 A CN110916290 A CN 110916290A
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
- B29D35/14—Multilayered parts
- B29D35/142—Soles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
- C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
- C08J9/0076—Nanofibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/009—Use of pretreated compounding ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a sole, in particular to a novel carbon fiber sole and a preparation method thereof. The sole comprises a large sole, a carbon fiber layer and a thermoplastic elastic bottom layer, wherein the large sole, the carbon fiber layer and the thermoplastic elastic bottom layer are sequentially arranged from top to bottom; wherein the carbon fiber consists of the following components in percentage by weight: PA 6: 60-70% of carbon fiber, 15-30% of carbon fiber, 1% of toughening agent, 0.5-1% of foaming agent, 1-3% of stabilizing agent, 1-5% of flame retardant, 3-5% of hydrolysis resistance agent and 1-2% of antioxidant; the invention aims to provide a novel carbon fiber sole which is light in weight, comfortable and wear-resistant and has flame retardant property.
Description
Technical Field
The invention relates to a sole, in particular to a novel carbon fiber sole and a preparation method thereof.
Background
The sole is mainly made of foamed rubber, so that the sole has wear resistance, the thickness is increased, the weight is heavier, the wear resistance cannot be guaranteed, the sole can be worn and deformed after the shoe is worn for a certain time, and influence is brought to life of people.
Disclosure of Invention
In order to overcome the defects of the background art, the invention aims to provide the novel carbon fiber sole which is light in weight, comfortable to wear, wear-resistant and flame-retardant.
The technical scheme adopted by the invention is as follows: a novel carbon fiber sole comprises an outsole, a carbon fiber layer and a thermoplastic elastic bottom layer, wherein the outsole is sequentially arranged from top to bottom, the carbon fiber layer is arranged at the bottom of the outsole, the thermoplastic elastic bottom layer is arranged at the bottom of the carbon fiber layer, the outsole comprises a PE foamed rubber sheet, a middle sole cloth and a lower rubber sheet which are sequentially arranged from top to bottom, and the PE foamed rubber sheet, the middle sole cloth and the lower rubber sheet are bonded in an up-and-down hot pressing mode;
wherein the carbon fiber consists of the following components in percentage by weight:
PA6： 60-70%
15 to 30 percent of carbon fiber
1 percent of toughening agent
0.5 to 1 percent of foaming agent
1 to 3 percent of stabilizer
1 to 5 percent of flame retardant
3 to 5 percent of hydrolysis resistance agent
1-2% of antioxidant.
Preferably, the middle base fabric is of a grid structure, and the size of each grid is in a range of 0.2mm-4 mm.
Preferably, the carbon fiber is a carbon nanofiber which is covered with a 2nm-3nm silica gel film after surface treatment.
Preferably, the hydrolysis-resistant agent is an aqueous polyurethane resin hydrolysis-resistant agent.
Preferably, the antioxidant is a phosphite antioxidant 168.
Preferably, the toughening agent is a polyurethane toughening agent.
Preferably, the thermoplastic elastic bottom layer is a thermoplastic polyester elastomer.
A manufacturing method of a novel carbon fiber sole comprises the following steps:
step 1: drying PA6 for 5-6 hours by a dryer at the temperature of 120-250 ℃ for later use;
step 2: weighing PA6 according to weight percentage: 60-70% of carbon fiber, 15-30% of carbon fiber, 1% of toughening agent, 0.5-1% of foaming agent, 1-3% of stabilizing agent, 1-5% of flame retardant, 3-5% of hydrolysis resistance agent and 1-2% of antioxidant, stirring and placing the above components in a high-pressure reaction kettle, keeping the pressure of the high-pressure reaction kettle at 10-155Mpa, keeping the temperature at 55-60 ℃, and reacting for 30-50 minutes to obtain a uniformly mixed mixture;
and step 3: adding the mixture obtained in the step 2 into an extruder, granulating after extrusion to obtain carbon fiber particles, and adding the carbon fiber into an injection molding machine for injection molding to obtain a carbon fiber layer of the sole;
and 4, step 4: hot-press molding the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer in an up-down hot-pressing mode;
and 5: and (4) pressing and forming the sole subjected to thermal forming in the step (4) by using a pressing device to obtain the carbon fiber sole.
Preferably, the extruder in the step 3 is a twin-screw extruder, and the twin-screw extruder has 9 temperature-adding regions, wherein the region 1-3 is 180-.
The invention has the beneficial effects that: the sole comprises the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer, the carbon fiber layer is light in weight and very good in wear resistance, the weight of the sole can be reduced, the strength of the sole can be increased, the thermoplastic elastic bottom layer is arranged at the bottom of the sole, the sole has very good elasticity, the wearing comfort is improved, and the flame retardant is added in the sole, so that the sole has good flame retardant performance, compact integral structure and low cost.
Detailed Description
The invention provides a novel carbon fiber sole, which comprises an outsole, a carbon fiber layer and a thermoplastic elastic bottom layer, wherein the outsole is sequentially arranged from top to bottom;
wherein the carbon fiber consists of the following components in percentage by weight:
PA6： 60-70%
15 to 30 percent of carbon fiber
1 percent of toughening agent
0.5 to 1 percent of foaming agent
1 to 3 percent of stabilizer
1 to 5 percent of flame retardant
3 to 5 percent of hydrolysis resistance agent
1-2% of antioxidant.
The middle base fabric is of a grid structure, and the size range of each grid is between 0.2mm and 4 mm.
The carbon fiber is carbon nanofiber covered with a 2nm-3nm silica gel film after surface treatment.
The hydrolysis-resistant agent is aqueous polyurethane resin hydrolysis-resistant agent.
The antioxidant is phosphite antioxidant 168.
The toughening agent is a polyurethane toughening agent.
The thermoplastic elastic bottom layer is a thermoplastic polyester elastomer.
A manufacturing method of a novel carbon fiber sole comprises the following steps:
step 1: drying PA6 for 5-6 hours by a dryer at the temperature of 120-250 ℃ for later use;
step 2: weighing PA6 according to weight percentage: 60-70% of carbon fiber, 15-30% of carbon fiber, 1% of toughening agent, 0.5-1% of foaming agent, 1-3% of stabilizing agent, 1-5% of flame retardant, 3-5% of hydrolysis resistance agent and 1-2% of antioxidant, stirring and placing the above components in a high-pressure reaction kettle, keeping the pressure of the high-pressure reaction kettle at 10-155Mpa, keeping the temperature at 55-60 ℃, and reacting for 30-50 minutes to obtain a uniformly mixed mixture;
and step 3: adding the mixture obtained in the step 2 into an extruder, granulating after extrusion to obtain carbon fiber particles, and adding the carbon fiber into an injection molding machine for injection molding to obtain a carbon fiber layer of the sole;
and 4, step 4: hot-press molding the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer in an up-down hot-pressing mode;
and 5: and (4) pressing and forming the sole subjected to thermal forming in the step (4) by using a pressing device to obtain the carbon fiber sole.
The extruder in the step 3 is a double-screw extruder, and the double-screw extruder is provided with 9 temperature adding regions, wherein the region 1-3 is 200 ℃ at 180-.
The invention is further illustrated by the following examples:
the first embodiment is as follows:
a novel carbon fiber sole comprises an outsole, a carbon fiber layer and a thermoplastic polyester elastomer, wherein the outsole is sequentially arranged from top to bottom, the carbon fiber layer is arranged at the bottom of the outsole, the thermoplastic polyester elastomer is arranged at the bottom of the carbon fiber layer, the outsole comprises a PE foamed rubber sheet, a middle sole cloth and a lower rubber sheet which are sequentially arranged from top to bottom, and the PE foamed rubber sheet, the middle sole cloth and the lower rubber sheet are bonded in an up-and-down hot pressing mode;
wherein the carbon fiber consists of the following components in percentage by weight:
PA6： 70%
20 percent of carbon fiber
1 percent of polyurethane toughening agent
1 percent of foaming agent
1 percent of stabilizer
2 percent of flame retardant
Aqueous polyurethane resin hydrolysis resistance agent 4%
Phosphite antioxidant 168: 1 percent.
The middle base fabric is of a grid structure, and the size range of each grid is 1 mm.
The carbon fiber is carbon nanofiber covered with a 2nm silica gel film after surface treatment.
A manufacturing method of a novel carbon fiber sole comprises the following steps:
step 1: drying PA6 for 5 hours by a dryer at a bath temperature of 150 ℃ for later use;
step 2: weighing PA6 according to weight percentage: 70%, carbon fiber 20%, polyurethane toughening agent 1%, foaming agent 1%, stabilizing agent 1%, flame retardant 2%, aqueous polyurethane resin hydrolysis resistance agent 4%, phosphite antioxidant 168: 1 percent, stirring the components and placing the components in a high-pressure reaction kettle, keeping the pressure of the high-pressure reaction kettle at 15Mpa and the temperature at 60 ℃, and reacting for 40 minutes to obtain a uniformly mixed mixture;
and step 3: adding the mixture obtained in the step 2 into an extruder, granulating after extrusion to obtain carbon fiber particles, and adding the carbon fiber into an injection molding machine for injection molding to obtain a carbon fiber layer of the sole;
and 4, step 4: hot-press molding the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer in an up-down hot-pressing mode;
and 5: and (4) pressing and forming the sole subjected to thermal forming in the step (4) by using a pressing device to obtain the carbon fiber sole.
Example two:
a novel carbon fiber sole comprises an outsole, a carbon fiber layer and a thermoplastic polyester elastomer, wherein the outsole is sequentially arranged from top to bottom, the carbon fiber layer is arranged at the bottom of the outsole, the thermoplastic polyester elastomer is arranged at the bottom of the carbon fiber layer, the outsole comprises a PE foamed rubber sheet, a middle sole cloth and a lower rubber sheet which are sequentially arranged from top to bottom, and the PE foamed rubber sheet, the middle sole cloth and the lower rubber sheet are bonded in an up-and-down hot pressing mode;
wherein the carbon fiber consists of the following components in percentage by weight:
PA6： 65%
carbon fiber 25%
1 percent of polyurethane toughening agent
1 percent of foaming agent
1 percent of stabilizer
2 percent of flame retardant
Aqueous polyurethane resin hydrolysis resistance agent 4%
Phosphite antioxidant 168: 1 percent.
The middle base fabric is of a grid structure, and the size range of each grid is 1 mm.
The carbon fiber is carbon nanofiber covered with a 2nm silica gel film after surface treatment.
A manufacturing method of a novel carbon fiber sole comprises the following steps:
step 1: drying PA6 for 5 hours by a dryer at a bath temperature of 150 ℃ for later use;
step 2: weighing PA6 according to weight percentage: 65 percent, 25 percent of carbon fiber, 1 percent of polyurethane toughening agent, 1 percent of foaming agent, 1 percent of stabilizing agent, 2 percent of flame retardant, 4 percent of hydrolysis resistance agent of waterborne polyurethane resin, 168 percent of phosphite antioxidant: 1 percent, stirring the components and placing the components in a high-pressure reaction kettle, keeping the pressure of the high-pressure reaction kettle at 15Mpa and the temperature at 60 ℃, and reacting for 40 minutes to obtain a uniformly mixed mixture;
and step 3: adding the mixture obtained in the step 2 into an extruder, granulating after extrusion to obtain carbon fiber particles, and adding the carbon fiber into an injection molding machine for injection molding to obtain a carbon fiber layer of the sole;
and 4, step 4: hot-press molding the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer in an up-down hot-pressing mode;
and 5: and (4) pressing and forming the sole subjected to thermal forming in the step (4) by using a pressing device to obtain the carbon fiber sole.
Example three:
a novel carbon fiber sole comprises an outsole, a carbon fiber layer and a thermoplastic polyester elastomer, wherein the outsole is sequentially arranged from top to bottom, the carbon fiber layer is arranged at the bottom of the outsole, the thermoplastic polyester elastomer is arranged at the bottom of the carbon fiber layer, the outsole comprises a PE foamed rubber sheet, a middle sole cloth and a lower rubber sheet which are sequentially arranged from top to bottom, and the PE foamed rubber sheet, the middle sole cloth and the lower rubber sheet are bonded in an up-and-down hot pressing mode;
wherein the carbon fiber consists of the following components in percentage by weight:
PA6： 60%
carbon fiber 30%
1 percent of polyurethane toughening agent
1 percent of foaming agent
1 percent of stabilizer
2 percent of flame retardant
Aqueous polyurethane resin hydrolysis resistance agent 4%
Phosphite antioxidant 168: 1 percent.
The middle base fabric is of a grid structure, and the size range of each grid is 1 mm.
The carbon fiber is carbon nanofiber covered with a 2nm silica gel film after surface treatment.
A manufacturing method of a novel carbon fiber sole comprises the following steps:
step 1: drying PA6 for 5 hours by a dryer at a bath temperature of 150 ℃ for later use;
step 2: weighing PA6 according to weight percentage: 65 percent, 25 percent of carbon fiber, 1 percent of polyurethane toughening agent, 1 percent of foaming agent, 1 percent of stabilizing agent, 2 percent of flame retardant, 4 percent of hydrolysis resistance agent of waterborne polyurethane resin, 168 percent of phosphite antioxidant: 1 percent, stirring the components and placing the components in a high-pressure reaction kettle, keeping the pressure of the high-pressure reaction kettle at 15Mpa and the temperature at 60 ℃, and reacting for 40 minutes to obtain a uniformly mixed mixture;
and step 3: adding the mixture obtained in the step 2 into an extruder, granulating after extrusion to obtain carbon fiber particles, and adding the carbon fiber into an injection molding machine for injection molding to obtain a carbon fiber layer of the sole;
and 4, step 4: hot-press molding the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer in an up-down hot-pressing mode;
and 5: and (4) pressing and forming the sole subjected to thermal forming in the step (4) by using a pressing device to obtain the carbon fiber sole.
In order to demonstrate the practical effect and performance of the invention, the invention is specially subjected to tensile test, and the main data statistics are as follows:
| species of | Tensile strength/MPa | Impact strength/MPa | Flexural Strength/MPa | Elongation at break/GPa |
| Example one | 192 | 187 | 219 | 25 |
| Example two | 176 | 165 | 192 | 24 |
| EXAMPLE III | 155 | 147 | 176 | 23 |
Through the contrast, the sole that carbon fiber content is more has obvious advantage in mechanical properties, can more effective transmission load, and the characteristic of full play carbon fiber improves holistic mechanical properties, and the full name obtains this sole and has superior shock resistance, and such sole has better wearability.
The skilled person should understand that: although the invention has been described in terms of the above specific embodiments, the inventive concept is not limited thereto and any modification applying the inventive concept is intended to be included within the scope of the patent claims.
Claims (9)
1. A novel carbon fiber sole is characterized in that: the sole comprises a large sole, a carbon fiber layer and a thermoplastic elastic bottom layer, wherein the large sole, the carbon fiber layer and the thermoplastic elastic bottom layer are sequentially arranged from top to bottom;
wherein the carbon fiber consists of the following components in percentage by weight:
PA6： 60-70%
15 to 30 percent of carbon fiber
1 percent of toughening agent
0.5 to 1 percent of foaming agent
1 to 3 percent of stabilizer
1 to 5 percent of flame retardant
3 to 5 percent of hydrolysis resistance agent
1-2% of antioxidant.
2. The novel carbon fiber sole as claimed in claim 1, wherein: the middle base fabric is of a grid structure, and the size range of each grid is between 0.2mm and 4 mm.
3. The novel carbon fiber sole as claimed in claim 1, wherein: the carbon fiber is carbon nanofiber covered with a 2nm-3nm silica gel film after surface treatment.
4. The novel carbon fiber sole as claimed in claim 1, wherein: the hydrolysis-resistant agent is aqueous polyurethane resin hydrolysis-resistant agent.
5. The novel carbon fiber sole as claimed in claim 1, wherein: the antioxidant is phosphite antioxidant 168.
6. The novel carbon fiber shoe sole according to claim 1, characterized in that: the toughening agent is a polyurethane toughening agent.
7. The novel carbon fiber sole as claimed in claim 1, wherein: the thermoplastic elastic bottom layer is a thermoplastic polyester elastomer.
8. The method for manufacturing a novel carbon fiber sole as claimed in any one of claims 1 to 7, wherein: the method comprises the following steps:
step 1: drying PA6 for 5-6 hours by a dryer at the temperature of 120-250 ℃ for later use;
step 2: weighing PA6 according to weight percentage: 60-70% of carbon fiber, 15-30% of carbon fiber, 1% of toughening agent, 0.5-1% of foaming agent, 1-3% of stabilizing agent, 1-5% of flame retardant, 3-5% of hydrolysis resistance agent and 1-2% of antioxidant, stirring and placing the above components in a high-pressure reaction kettle, keeping the pressure of the high-pressure reaction kettle at 10-155Mpa, keeping the temperature at 55-60 ℃, and reacting for 30-50 minutes to obtain a uniformly mixed mixture;
and step 3: adding the mixture obtained in the step 2 into an extruder, granulating after extrusion to obtain carbon fiber particles, and adding the carbon fiber into an injection molding machine for injection molding to obtain a carbon fiber layer of the sole;
and 4, step 4: hot-press molding the outsole, the carbon fiber layer and the thermoplastic elastic bottom layer in an up-down hot-pressing mode;
and 5: and (4) pressing and forming the sole subjected to thermal forming in the step (4) by using a pressing device to obtain the carbon fiber sole.
9. The manufacturing method of the novel carbon fiber sole as claimed in claim 8, wherein the manufacturing method comprises the following steps: the extruder in the step 3 is a double-screw extruder, and the double-screw extruder is provided with 9 temperature adding regions, wherein the region 1-3 is 200 ℃ at 180-.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911112402.XA CN110916290A (en) | 2019-11-14 | 2019-11-14 | Novel carbon fiber sole and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911112402.XA CN110916290A (en) | 2019-11-14 | 2019-11-14 | Novel carbon fiber sole and preparation method thereof |
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| CN110916290A true CN110916290A (en) | 2020-03-27 |
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| CN201911112402.XA Withdrawn CN110916290A (en) | 2019-11-14 | 2019-11-14 | Novel carbon fiber sole and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338449A (en) * | 2017-01-25 | 2018-07-31 | 清远广硕技研服务有限公司 | Footwear sole construction |
| CN108909124A (en) * | 2018-07-18 | 2018-11-30 | 安徽旭升新材料有限公司 | A kind of antistatic carbon fiber sole and preparation method thereof |
| CN109054368A (en) * | 2018-08-03 | 2018-12-21 | 安徽旭升新材料有限公司 | The preparation method of carbon fiber PA6 thermoplastic composite |
| CN109306170A (en) * | 2018-09-30 | 2019-02-05 | 安徽旭升新材料有限公司 | The carbon nano-fiber PC composite material and its manufacturing process of notebook computer casing |
| US10231512B2 (en) * | 2017-07-25 | 2019-03-19 | Footwear Unlimited Inc. | Three layer shoe construction with improved cushioning and traction |
-
2019
- 2019-11-14 CN CN201911112402.XA patent/CN110916290A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338449A (en) * | 2017-01-25 | 2018-07-31 | 清远广硕技研服务有限公司 | Footwear sole construction |
| US10231512B2 (en) * | 2017-07-25 | 2019-03-19 | Footwear Unlimited Inc. | Three layer shoe construction with improved cushioning and traction |
| CN108909124A (en) * | 2018-07-18 | 2018-11-30 | 安徽旭升新材料有限公司 | A kind of antistatic carbon fiber sole and preparation method thereof |
| CN109054368A (en) * | 2018-08-03 | 2018-12-21 | 安徽旭升新材料有限公司 | The preparation method of carbon fiber PA6 thermoplastic composite |
| CN109306170A (en) * | 2018-09-30 | 2019-02-05 | 安徽旭升新材料有限公司 | The carbon nano-fiber PC composite material and its manufacturing process of notebook computer casing |
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Application publication date: 20200327 |
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