KR101594757B1 - A manufacturing method for sheet recycling laminates wastes and sheet recycling laminates wastes manufactured by the same - Google Patents
A manufacturing method for sheet recycling laminates wastes and sheet recycling laminates wastes manufactured by the same Download PDFInfo
- Publication number
- KR101594757B1 KR101594757B1 KR1020150126148A KR20150126148A KR101594757B1 KR 101594757 B1 KR101594757 B1 KR 101594757B1 KR 1020150126148 A KR1020150126148 A KR 1020150126148A KR 20150126148 A KR20150126148 A KR 20150126148A KR 101594757 B1 KR101594757 B1 KR 101594757B1
- Authority
- KR
- South Korea
- Prior art keywords
- waste
- bakelite
- substrate
- resin composition
- sheet
- Prior art date
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/08—Impregnating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/04—Layered products comprising a layer of synthetic resin as impregnant, bonding, or embedding substance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
- B32B2037/243—Coating
Landscapes
- Laminated Bodies (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The present invention relates to a process for the production of a sheet recycled from a waste of concrete and a sheet recycled from the waste produced thereby.
A method for producing a recycled sheet of bakelite waste according to the present invention includes a step (S100) of crushing bakelite waste to prepare bakelite waste and crushing the bakelite waste to a predetermined grain size to be pulverized; A step (S200) of preparing a resin composition to be mixed with the crushed Beckite waste powder to produce a resin composition for imparting adhesiveness between the Beckite waste powder and the substrate; A step (S300) of preparing a mixed solution of a bakelite waste powder and a resin composition to prepare a mixed solution by mixing and stirring the powder formed by pulverizing the bakelite waste to impart adhesiveness to the bakelite waste powder and the resin composition; A substrate immersion step (S400) of impregnating a substrate with a mixture of the bakelite waste powder and the resin composition to coat the surface of the substrate with a mixed solution; An ultraviolet ray irradiation and drying step (S500) of irradiating ultraviolet rays onto the substrate to which the mixed solution is applied and drying the mixed solution; A step (S600) of preparing a coating composition for applying the surface of the substrate with a coating composition; (S700) of applying and coating a coating composition for forming a prepreg by applying the coating composition onto a cured substrate and drying the mixture; And a bakelite sheet manufacturing step (S800) of laminating the prepregs and then curing the sheets to produce a recycled bakelite waste sheet.
According to the above-described structure, the present invention can recycle the bakelite waste, which is used as an insulating reinforcing material, by recycling the sheet to cause environment pollution or recycle the bakelite waste more efficiently without using harmful substances to the human body.
Description
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method of manufacturing a sheet recycled from waste paper, and a sheet recycled using the waste paper produced thereby. More particularly, The present invention relates to a method for manufacturing a sheet recycled from bakelite waste that can recycle bakelite waste more efficiently without causing pollution or using harmful substances to human body, and a sheet recycled with bakelite waste produced thereby.
Becklite has a smaller specific gravity than metal, but has excellent mechanical strength, and can be applied to industrial structures, and has a wide range of applications due to its excellent electrical properties and processability. For example, it is used as an insulating reinforcing material because of its low water absorption and high surface resistivity .
In addition, such a becklite is advantageous in that it is resistant to heat and maintains its shape preservation, and can be used for a variety of devices such as a condenser, a swichboard panel, a becklite board, a build-up printed circuit board Is widely used.
On the other hand, the currently used Beckle is being disposed of by recycling, incineration, landfill, etc. However, in view of the recent global environmental protection, recycling that recycles and recycles used Beckite It is becoming an important treatment method.
In other words, it is required to be recycled and used for discarded beekeeping after being used from urban problems such as reduction of burden on the environment and waste reduction in today's environment, and it is required to use recycling method rather than final treatment of increasing waste, Accordingly, recyclable wastes tend to be prohibited from landfilling and incineration.
Accordingly, a method for recycling of waste has been proposed and put into practical use. In spite of suggesting and practicing the recycling of such waste, some wastes are landfilled and incinerated because of low economic efficiency even though they can be recycled .
When the waste is discarded and the merchantability derived from the manufacturing process is lowered, there is a problem that resources are wasted and waste treatment is difficult. In case of recycling the beechlite, there is a problem in processing and difficulty in circulation in a standardized market And an economic loss due to the processing cost.
Therefore, there is a need for a method that can recycle and use beechite waste to solve the urban problem of reducing the burden on government policies and the environment and reducing the amount of garbage. In addition, there is a need to solve the difficulty of processing beckite waste, There is a need for a method that can more efficiently recycle bakelite waste without economic loss.
The present invention relates to a recycled waste recycled sheet which can recycle the waste of Beklite which is used as an insulating reinforcing material and which can recycle the Beklite waste more efficiently without causing environmental pollution or using harmful substances to the human body by producing a sheet And a sheet recycled from the bakelite waste produced by the method.
Further, the present invention can solve the urban problem of reducing the load on the government policy and the environment, reducing the garbage weight, solving the difficulty of machining the beechite waste, and recycling the beechite waste more efficiently without much economic loss due to the processing cost. The present invention also provides a method of manufacturing a sheet having recycled bakelite waste and a sheet recycled from the bakelite waste produced thereby.
The various problems to be solved by the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.
A method for producing a recycled sheet of bakelite waste according to the present invention includes a step (S100) of crushing bakelite waste to prepare bakelite waste and crushing the bakelite waste to a predetermined grain size to be pulverized; A step (S200) of preparing a resin composition to be mixed with the crushed Beckite waste powder to produce a resin composition for imparting adhesiveness between the Beckite waste powder and the substrate; A step (S300) of preparing a mixed solution of a bakelite waste powder and a resin composition to prepare a mixed solution by mixing and stirring the powder formed by pulverizing the bakelite waste to impart adhesiveness to the bakelite waste powder and the resin composition; A substrate immersion step (S400) of impregnating a substrate with a mixture of the bakelite waste powder and the resin composition to coat the surface of the substrate with a mixed solution; An ultraviolet ray irradiation and drying step (S500) of irradiating ultraviolet rays onto the substrate to which the mixed solution is applied and drying the mixed solution; A step (S600) of preparing a coating composition for applying the surface of the substrate with a coating composition; (S700) of applying and coating a coating composition for forming a prepreg by applying the coating composition onto a cured substrate and drying the mixture; And a bakelite sheet manufacturing step (S800) of laminating the prepregs and then curing the sheets to produce a recycled bakelite waste sheet.
The ball mill process for pulverizing the bakelite waste in the pulverizing step (S100) of the bakelite waste is performed at a speed of 3000 to 5000 rpm for 3 to 5 hours, and the average particle size of the pulverized bakelite waste is 80 to Lt; / RTI >
In the step (S200) of preparing the resin composition, the resin composition comprises (a) a component selected from acrylic, vinyl, and aryl ester monomers each containing an acrylic group or a methacrylic group, or a mixture thereof; (B) a UV-curable urethane oligomer having reactivity with the component (a); (C) a component which is added to the components (a) and (b) and is composed of a reactive or non-reactive compound having a fluorine group or a silicon group or both; Wherein the resin composition comprises 60 to 90 parts by weight of the component (a), 20 to 30 parts by weight of the component (b), (c) a photopolymerization initiator added to the components (a) to (c) 2 to 5 parts by weight of the component (d) and 3 to 4 parts by weight of the component (d), and have a viscosity of 200 to 500 cps.
In the step (S300) of preparing the mixture of the bakelite waste powder and the resin composition, the resin composition may be mixed so as to include 800 to 1200 parts by weight based on 100 parts by weight of the whole bakelite waste powder.
In the substrate immersion step (S400), the substrate is selected from the group consisting of paper, wood, fabric, glass fiber, carbon, aramid, silicon, inorganic materials, .
The curing of the mixed solution in the ultraviolet ray irradiation and drying step (S500) may be carried out by irradiating ultraviolet rays onto the substrate to which the mixed solution is applied for 60 to 90 minutes.
In the step S600 of preparing the coating composition, the coating composition may include a binder containing at least one of a monomer and an oligomer, and a conductive polymer mixed in a proportion of 5 to 10 parts by weight based on 100 parts by weight of the entire binder have.
In the application of the coating composition and the prepreg formation step (S700), the coating composition is formed on the substrate to a thickness of 10 to 30 mu m, and after application on the substrate, it can be dried at a temperature of 80 to 100 DEG C for 30 to 50 minutes .
The bakelite sheet manufacturing step (S800) may be carried out by laminating the prepregs and then pressing them at a pressure of 40 to 60 kgf / cm 2 at a temperature of 140 to 160 ° C.
The present invention also includes a recycled sheet of bakelite waste produced by the above-described production method.
The details of other embodiments are included in the detailed description.
The method of manufacturing a sheet recycled from a waste of concrete according to the present invention is a method of recycling a waste of Beckwright used as an insulating reinforcing material to produce a sheet to produce environmentally polluted waste, Can be recycled.
In addition, the method for manufacturing a sheet recycled from the waste paper of the present invention can solve the problem of reducing the burden on the government policy and the environment, reducing the amount of garbage, and solving the difficulty in processing the waste, It is possible to recycle bakelite waste more efficiently without economic loss.
It will be appreciated that embodiments of the technical idea of the present invention can provide various effects not specifically mentioned.
FIG. 1 is a flowchart for explaining a method of manufacturing a sheet having recycled bakelite waste according to the present invention.
Advantages and features of the present invention, and methods of accomplishing the same, will be apparent from and elucidated with reference to the embodiments described hereinafter in detail. However, the present invention is not limited to the embodiments described herein but may be embodied in other forms. Rather, the embodiments disclosed herein are provided so that the disclosure can be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise.
Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the meaning in the context of the relevant art and are to be construed as ideal or overly formal in meaning unless explicitly defined in the present application Do not.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a method for manufacturing a recycled sheet of bakelite waste according to the present invention will be described in detail with reference to the accompanying drawings.
FIG. 1 is a flowchart for explaining a method of manufacturing a sheet having recycled bakelite waste according to the present invention.
The method of manufacturing a sheet recycled from a waste of concrete according to the present invention is a method of recycling a waste of Beckwright used as an insulating reinforcing material to produce a sheet to produce environmentally polluted waste, Can be recycled.
Referring to FIG. 1, a method of manufacturing a sheet of recycled bakelite waste according to the present invention includes a pulverizing step (S100) of bakelite waste, a step of preparing a resin composition (S200), a preparation of a mixed solution of bakelite waste powder and a resin composition (S600), a coating composition application and prepreg forming step (S700), and a bakelite sheet manufacturing step (S600), a substrate immersion step (S400), an ultraviolet ray irradiation and drying step S800).
1. Grinding of the bakelite waste (S100)
In the pulverizing step (S100) of the bakelite waste, bakelite waste is prepared, and the bakelite waste is pulverized and pulverized to a predetermined grain size.
The pulverizing step (S100) of the bakelite waste may be performed using a cutting mill equipped with a knife bar. The ball milling process for pulverizing the bakelite waste may be performed at a speed of 3000 to 5000 rpm 3 to 5 hours, and the bakelite waste comminuted by the above process may be pulverized to have an average particle size of 80 to 150 mu m.
In the present invention, when the particle size of the bakelite waste is pulverized to less than 80 mu m, the pulverization process time may increase and the efficiency may be inefficient. When the baking waste is carried out in excess of 150 mu m, the surface roughness of the sheet to be produced is increased, A problem that is difficult to use occurs.
2. Preparation of resin composition (S200)
The step of preparing the resin composition (S200) is a step of mixing the beechite waste powder with the pulverized waste powder to prepare a resin composition for imparting adhesiveness to the beaker waste powder and the substrate.
In the step (S200) of preparing the resin composition, the resin composition comprises (a) a component selected from acrylic, vinyl, and aryl ester monomers each containing an acrylic group or a methacrylic group, or a mixture thereof; (B) a UV-curable urethane oligomer having reactivity with the component (a); (C) a component which is added to the components (a) and (b) and is composed of a reactive or non-reactive compound having a fluorine group or a silicon group or both; (D) which is a photopolymerization initiator added to the above components (a) to (c).
In the present invention, the resin composition is mixed in a weight ratio of 60 to 90 parts by weight of the component (a), 20 to 30 parts by weight of the component (b), 2 to 5 parts by weight of the component (c) and 3 to 4 parts by weight of the component (d) And may have a viscosity of 200 to 500 cps. If the resin composition is mixed beyond the above-mentioned weight range, the adhesive strength may be weakened or the curing time may be increased.
3. Step (S300) of preparing mixed liquid of the beechite waste powder and the resin composition
In the step (S300) of preparing the mixture of the bakelite waste powder and the resin composition, powder of the Beckite waste is pulverized to give adhesion to the bakelite waste powder, and the resin composition is mixed and stirred to prepare a mixed solution .
In the step (S300) of preparing the mixture of the bakelite waste powder and the resin composition, the resin composition may be mixed so as to include 800 to 1200 parts by weight based on 100 parts by weight of the whole bakelite waste powder. , There is a problem that the adhesive strength is weak and the durability is poor. When the content is more than 1,200 parts by weight, there is a problem that the ductility is weak.
4. Substrate immersion step (S400)
The substrate immersion step (S400) is a step of impregnating the substrate with the mixture of the bakelite waste powder and the resin composition to coat the surface of the substrate with the mixed solution.
In the substrate immersion step (S400), various materials for producing a sheet may be used as a substrate. For example, the substrate may be paper, wood, fabric, glass fiber, , Carbon, aramid, silicon, inorganic materials, or combinations thereof.
5. Ultraviolet ray irradiation and drying step (S500)
The ultraviolet ray irradiation and drying step (S500) is a step of irradiating ultraviolet rays onto the substrate coated with the mixed solution to dry the mixed solution.
The ultraviolet ray irradiation and drying step (S500) may be performed using an ultraviolet ray irradiation apparatus, and curing of the mixed solution may be performed by irradiating ultraviolet rays onto the substrate to which the mixed solution is applied for 60 to 90 minutes.
In the present invention, when the drying of the mixed solution is performed for less than 60 minutes, the mixed solution applied to the substrate may not be hardened. If the mixed solution is dried for more than 90 minutes, Can occur.
6. Preparation of coating composition (S600)
The step of preparing the coating composition (S600) is a step of applying the surface of the substrate with the coating composition in order to increase the rigidity of the sheet produced according to the present invention.
In the present invention, it is possible to prepare a coating composition including compositions capable of imparting rigidity to the surface of the substrate and preventing generation of static electricity, and the coating composition may include a binder and a conductive polymer.
The coating composition may include a binder containing at least one of a monomer and an oligomer, and a conductive polymer mixed at a ratio of 5 to 10 parts by weight based on 100 parts by weight of the binder. When the conductive polymer is less than 5 parts by weight The antistatic effect may be insignificant, and if it exceeds 10 parts by weight, the adhesion of the coating composition may be weakened.
The conductive polymer may be at least one selected from the group consisting of polyaniline, polypyrrole, polythiophene, polyethylene dioxythiophene, quaternary ammonium compounds, epoxidized amines, fatty acid esters, sulfated waxes or lithium amide complexes (Li-Amide complex).
As the binder, a thermosetting or photocurable binder including a monomer and an oligomer may be used. As the thermosetting binder, a water-soluble binder or a solvent-type binder may be used. Examples of the binder include an acrylic binder, a urethane binder, a urethane- A polymer binder which can be used with a curing agent such as a melamine curing agent or an epoxy curing agent may be used as a binder, an ester binder, an ether binder, an amide binder, an amide binder or an epoxy binder.
As the photocurable binder, various types of photopolymerizable resins having monofunctional to multifunctional groups may be used as the acrylic, urethane, urethane acrylic monomer or oligomer.
7. Application of coating composition and prepreg formation step (S700)
In the step of applying the coating composition and forming the prepreg (S700), the coating composition is applied on the cured substrate and dried to form a prepreg.
In the coating and prepreg forming step (S700) of the coating composition, the coating composition may be formed to a thickness of 10 to 30 mu m on the substrate. When the coating composition is coated to a thickness of less than 10 mu m, sufficient antistatic effect is obtained And when the coating thickness exceeds 30 μm, the adhesion of the coating composition may be weakened.
In addition, the coating composition may be dried at a temperature of 80 to 100 ° C. for 30 to 50 minutes in the step of applying the coating composition and forming the prepreg (S 700). If the drying is performed within the above range, A sheet having excellent physical properties such as durability improvement can be produced.
8. Beckelite sheet manufacturing step (S800)
The bakelite sheet manufacturing step (S800) is a step of laminating the prepregs and then curing the prepregs to produce a sheet in which the bakelite waste is recycled.
In the bakelite sheet production step (S800), the prepreg may be laminated and then pressed at a temperature of 140 to 160 DEG C under a pressure of 40 to 60 kgf / cm < 2 > Or it is possible to prevent sheet curing and to produce a sheet having excellent physical properties.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, with reference to the accompanying drawings, embodiments of a method for manufacturing a recycled sheet of bakelite waste according to the present invention will be described in more detail.
<Examples>
First, the bakelite waste was pulverized with a ball mill at a speed of 4000 rpm for 4 hours to form a bakelite waste powder having an average particle size of 80 to 150 mu m.
Next, a resin composition was prepared by mixing 70 parts by weight of an acrylic monomer, 25 parts by weight of a UV-curable urethane oligomer, 3 parts by weight of a reactive group having a fluorine group, and 3 parts by weight of a photopolymerization initiator. 100 parts by weight of the above- And 1000 parts by weight of a resin composition were mixed to prepare a mixed solution.
Next, a substrate made of glass fiber was immersed in the mixed solution, and irradiated with ultraviolet rays for 70 minutes to dry.
Subsequently, the acrylic binder and polyaniline were mixed to prepare a coating composition. The coating composition was coated on the substrate to a thickness of 20 탆 and dried at a temperature of 90 캜 for 40 minutes to form a prepreg. And pressed at a temperature of 150 DEG C under a pressure of 50 kgf / cm < 2 > to produce a sheet of recycled bakelite waste according to the present invention.
While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be possible. It is therefore to be understood that one embodiment described above is illustrative in all aspects and not restrictive.
Claims (10)
A step (S200) of preparing a resin composition to be mixed with the crushed Beckite waste powder to produce a resin composition for imparting adhesiveness between the Beckite waste powder and the substrate;
A step (S300) of preparing a mixed solution of a bakelite waste powder and a resin composition to prepare a mixed solution by mixing and stirring the powder formed by pulverizing the bakelite waste to impart adhesiveness to the bakelite waste powder and the resin composition;
A substrate immersion step (S400) of impregnating a substrate with a mixture of the bakelite waste powder and the resin composition to coat the surface of the substrate with a mixed solution;
An ultraviolet ray irradiation and drying step (S500) of irradiating ultraviolet rays onto the substrate to which the mixed solution is applied and drying the mixed solution;
A step (S600) of preparing a coating composition for applying the surface of the substrate with a coating composition;
(S700) of applying and coating a coating composition for forming a prepreg by applying the coating composition onto a cured substrate and drying the mixture; And
And a bakelite sheet manufacturing step (S800) for producing a sheet in which the prepreg is laminated and cured to thereby recycle the bakelite waste.
The ball mill process for pulverizing the bakelite waste in the pulverizing step (S100) of the bakelite waste is performed at a speed of 3000 to 5000 rpm for 3 to 5 hours, and the average particle size of the pulverized bakelite waste is 80 to Wherein the recycled waste is recycled.
In the step (S200) of preparing the resin composition, the resin composition comprises (a) a component selected from acrylic, vinyl, and aryl ester monomers each containing an acrylic group or a methacrylic group, or a mixture thereof; (B) a UV-curable urethane oligomer having reactivity with the component (a); (C) a component which is added to the components (a) and (b) and is composed of a reactive or non-reactive compound having a fluorine group or a silicon group or both; (D) which is a photopolymerization initiator added to the above components (a) to (c)
The resin composition is mixed in a weight ratio of 60 to 90 parts by weight of the component (a), 20 to 30 parts by weight of the component (b), 2 to 5 parts by weight of the component (c) and 3 to 4 parts by weight of the component (d) And a viscosity of 500 cps. ≪ RTI ID = 0.0 > 8. < / RTI >
In the step (S300) of preparing the mixture of the bakelite waste powder and the resin composition, the resin composition is mixed so as to include 800 to 1200 parts by weight based on 100 parts by weight of the whole bakelite waste powder. ≪ / RTI >
In the substrate immersion step (S400), the substrate is selected from the group consisting of paper, wood, fabric, glass fiber, carbon, aramid, silicon, inorganic materials, Wherein the recycled waste is recycled.
Wherein the curing of the mixed solution in the ultraviolet ray irradiation and drying step (S500) is carried out by irradiating ultraviolet rays onto the substrate coated with the mixed solution for 60 to 90 minutes.
In the step of preparing the coating composition (S600), the coating composition comprises a binder containing at least one of a monomer and an oligomer, and a conductive polymer mixed in a proportion of 5 to 10 parts by weight based on 100 parts by weight of the binder as a whole A method for manufacturing a sheet recycled from a beechrite waste.
The coating composition is formed on the substrate in a thickness of 10 to 30 탆 in the coating and prepreg forming step (S 700) of the coating composition, and is dried on the substrate at a temperature of 80 to 100 캜 for 30 to 50 minutes Wherein the waste is recycled.
Wherein the step (S800) of prepacking the sheet is carried out by laminating the prepreg and then pressing the sheet at a temperature of 140 to 160 DEG C under a pressure of 40 to 60 kgf / cm < 2 > .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150126148A KR101594757B1 (en) | 2015-09-07 | 2015-09-07 | A manufacturing method for sheet recycling laminates wastes and sheet recycling laminates wastes manufactured by the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150126148A KR101594757B1 (en) | 2015-09-07 | 2015-09-07 | A manufacturing method for sheet recycling laminates wastes and sheet recycling laminates wastes manufactured by the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR101594757B1 true KR101594757B1 (en) | 2016-02-17 |
Family
ID=55457753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020150126148A KR101594757B1 (en) | 2015-09-07 | 2015-09-07 | A manufacturing method for sheet recycling laminates wastes and sheet recycling laminates wastes manufactured by the same |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101594757B1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001151933A (en) * | 1999-11-29 | 2001-06-05 | Sumitomo Bakelite Co Ltd | Treating method for decomposition of thermosetting resin and recycling method |
| JP3850072B2 (en) * | 1996-07-12 | 2006-11-29 | 住友ベークライト株式会社 | Recycling method of thermosetting resin |
| KR100886684B1 (en) | 2007-10-30 | 2009-03-04 | 주식회사 리싸이텍코리아 | Method of material recycling for lcd panel waste |
| KR100937024B1 (en) | 2007-12-31 | 2010-01-15 | 김미경 | Waste Recycling Panel |
| KR101348731B1 (en) | 2012-04-03 | 2014-01-08 | 주식회사 유원 | Method for producing of laminate board having excellent heat resistance |
-
2015
- 2015-09-07 KR KR1020150126148A patent/KR101594757B1/en active IP Right Grant
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3850072B2 (en) * | 1996-07-12 | 2006-11-29 | 住友ベークライト株式会社 | Recycling method of thermosetting resin |
| JP2001151933A (en) * | 1999-11-29 | 2001-06-05 | Sumitomo Bakelite Co Ltd | Treating method for decomposition of thermosetting resin and recycling method |
| KR100886684B1 (en) | 2007-10-30 | 2009-03-04 | 주식회사 리싸이텍코리아 | Method of material recycling for lcd panel waste |
| KR100937024B1 (en) | 2007-12-31 | 2010-01-15 | 김미경 | Waste Recycling Panel |
| KR101348731B1 (en) | 2012-04-03 | 2014-01-08 | 주식회사 유원 | Method for producing of laminate board having excellent heat resistance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6731987B2 (en) | Fiber reinforced plastic molding | |
| CN101633225B (en) | Method for preparing composite board by waste thermosetting foamed plastics | |
| CN101993656B (en) | Conformal coating for protecting printed circuit board, preparation method and curing method thereof | |
| EP4317334A1 (en) | Coating composition, preparation method therefor and use thereof | |
| JPS6230150A (en) | Reactive plastisol dispersion | |
| CN102775733B (en) | Thermosetting resin composition as well as prepreg and copper clad laminate made from thermosetting resin composition | |
| EP2658704B1 (en) | Composite materials and shaped articles | |
| Martínez-López et al. | Waste Tetra Pak particles from beverage containers as reinforcements in polymer mortar: Effect of gamma irradiation as an interfacial coupling factor | |
| KR101594757B1 (en) | A manufacturing method for sheet recycling laminates wastes and sheet recycling laminates wastes manufactured by the same | |
| CN101696315A (en) | Nonmetal powder filled phenolic resin composite material and preparation method thereof | |
| WO2005056686A1 (en) | Radiation curing conductive composition | |
| WO2012091557A1 (en) | Composite materials and shaped articles | |
| CN108165134A (en) | Nano-sized carbon enhancing high-molecular coating of resistance to nuclear radiation and preparation method thereof | |
| CN110591522A (en) | Powder coating and preparation and use methods thereof | |
| JP2011178858A (en) | Resin composition and formed article | |
| KR101486475B1 (en) | Method for preparing composite water-proofing materials with graphene and construction method thereof | |
| KR100718949B1 (en) | Method for Preparing lightweight panel of Waste Fiber Reinforced Plastics and lightweight panel manufactured thereof | |
| KR101632902B1 (en) | A manufacturing method for panel using phenolic resin and panel using phenolic resin manufactured by the same | |
| CN110831734B (en) | Method for forming cured thermosetting resin | |
| JP2008023919A (en) | Wooden board and method for manufacturing the same | |
| Hu et al. | Method for improving the mechanical performance and thermal stability of unsaturated polyester resin/waste‐printed circuit board nonmetals composites via isocyanate chemistry | |
| CN105670490A (en) | UV-cured protective coating and preparation method thereof | |
| JP3474239B2 (en) | Phenolic resin molding materials | |
| CN112500599B (en) | Recycled fibrous material and method | |
| CN102686667A (en) | Waterproof and fireproof zero-carbon elogical board made from powders of waste electronic circuit board and manufacturing process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20190211 Year of fee payment: 4 |