CN107953571B - Continuous production system of laminated biomass composite material and application method thereof - Google Patents
Continuous production system of laminated biomass composite material and application method thereof Download PDFInfo
- Publication number
- CN107953571B CN107953571B CN201711332010.5A CN201711332010A CN107953571B CN 107953571 B CN107953571 B CN 107953571B CN 201711332010 A CN201711332010 A CN 201711332010A CN 107953571 B CN107953571 B CN 107953571B
- Authority
- CN
- China
- Prior art keywords
- roller
- melt film
- biomass
- laminated
- conveying device
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/28—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/30—Making multilayered or multicoloured articles
- B29C43/305—Making multilayered articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a continuous production system of a laminated biomass composite material, which comprises a first melt film forming device and a fiber material conveying device, wherein the first melt film forming device comprises a first forming roller and a first roller which is pressed with the first forming roller; the fiber material conveying device comprises a conveyer, a vibrating device and a conveying device provided with a roller body, wherein the vibrating device is arranged below the conveying device; the roller body and the roller I are matched for rotation, and the roller body and the roller I are arranged to press the fiber material and the polymer melt film into a whole. The problems of poor fluidity, easy overheating, large amount of gas release, uneven dispersion and the like in the production process of the composite material after the fiber and the plastic are blended are effectively solved, so that the production efficiency of the laminated biomass composite material is improved, and the composite material is easy to process. The continuous production system orderly combines the materials of each layer to be compounded, can compound different materials according to actual production requirements, has different layers of composite materials, is suitable for processing different materials, and has strong practicability.
Description
Technical Field
The invention relates to the field of composite materials, in particular to a continuous production system of a laminated biomass composite material and a using method thereof.
Background
Wood-Plastic Composites (WPC) is a new composite material which is vigorously developed in recent years at home and abroad, and is a board or section material which is produced by using polyethylene, polypropylene, polyvinyl chloride and the like to replace common resin adhesive, mixing the resin adhesive with more than 50% of waste plant biomass fibers such as Wood flour, rice hulls, straw and the like to form a new Wood material, and then carrying out plastic processing processes such as extrusion, mould pressing, injection molding and the like. The method is mainly used in industries such as building materials, furniture, logistics packaging and the like. The plate formed by hot extrusion after mixing the plastic and the wood powder according to a certain proportion is called an extruded wood-plastic composite plate.
The biomass composite material not only can exert the advantages of each component in the material, overcome the use limitation caused by low wood strength, large variability, low elastic modulus of organic materials and the like, but also can fully utilize waste wood and plastic, and reduce environmental pollution. From the viewpoint of production raw materials, various waste plastics, waste timber and residues of crops can be adopted as the raw materials of the biomass composite material. Therefore, the development and wide application of the biomass composite material are beneficial to slowing down the pollution of plastic waste and reducing the pollution of agricultural waste incineration to the environment. The biomass composite material is produced and used, volatile matters harmful to human health cannot be emitted to the surrounding environment, and the biomass composite material can be recycled, so that the biomass composite material is a brand new green environment-friendly product and is also an ecological and clean composite material.
The biomass fiber is mixed with plastic to produce a wood-plastic composite material which can replace wood, plastic, metal and the like and is widely applied to various industries. However, the composite material obtained by blending the biomass fiber and the plastic has the phenomena of poor fluidity, easiness in overheating, release of a large amount of gas in the processing process, uneven dispersion and the like, and is difficult to process, low in production efficiency and limited in application.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and provides a continuous production system of a laminated biomass composite material, which effectively solves the problems of poor fluidity, easy overheating, release of a large amount of gas in the processing process, uneven dispersion and the like in the production process of the composite material after blending fiber and plastic, so that the production efficiency of the laminated biomass composite material is improved, and the laminated biomass composite material is easy to process.
It is another object of the present invention to provide a method of using a continuous production system for a laminated biomass composite.
The invention aims at realizing the following technical scheme:
A continuous production system of laminated biomass composite material is disclosed, which comprises a melt film conveying device I and a fiber material conveying device,
The first melt film forming device comprises a forming roller I and a roller I pressed with the forming roller I;
The fiber material conveying device comprises a conveyer, a vibration device and a conveying device provided with a roller body, wherein the vibration device is arranged below the conveying device;
The roller body and the roller I are matched for rotation, and the roller body and the roller I are arranged to press the fiber material and the melt film into a whole.
The continuous production system of the laminated biomass composite material of the invention puts the prepared thermoplastic melt film or polymer material in a polymer melt film forming device I, and the thermoplastic melt film or polymer material is formed into a surface melt state by preliminary rolling through a forming roller I and a roller I pressed by the forming roller I, wherein the forming roller and the roller I can be heated to form a molten polymer melt film; simultaneously, the biomass fiber material conveying device is started, the biomass fiber material drives the conveying belt through the roller body, and the biomass fiber material is conveyed to one piece of the roller body and the roller, so that the biomass fiber material is completely and tightly combined with the polymer melt film, and a laminated biomass composite material is formed.
The continuous production system of the laminated biomass composite material can intelligently control the conveying speed of the material to be compounded and the state of the material to be compounded, can effectively control the quality of the laminated biomass composite material after compounding, and achieves the use performance.
Further, the first melt film forming device further comprises a screw extruder, the screw extruder comprises an extruder and a casting die, an outlet of the extruder is communicated with an inlet of the casting die, and a first forming roller is arranged below the casting die.
Further, the screw extruder is any one of a single screw extruder, a double screw extruder and a multi-screw extruder.
The invention preferably adopts a screw extrusion casting thermoplastic melt film, when the melt film is still in a molten state, the melt film is laminated with fibers, then the fiber material and the melt film are tightly combined through rolling by a roller I, and one layer of thermoplastic melt film can be continuously laminated on the other surface of the fiber layer according to requirements to obtain the three-layer biomass composite material in a sandwich shape.
Further, the first roller and the first forming roller are hollow cylinders, and the inside of the hollow cylinders is heated by water, oil, gas or resistance.
Further, the conveyor is a vacuum conveyor.
The fibrous material may be in the form of powder, blocks, elongated, etc., preferably elongated fibers.
Further, a recovery device is arranged below the roller body and is arranged to recover the fiber material which is not completely attached to the polymer melt film.
Further, a second melt film forming device is further arranged, and comprises a second forming roller and a second roller pressed with the second forming roller, wherein the second roller and the first roller rotate in a matched manner, and the second roller and the first roller are arranged to press the fiber materials and the polymer melt film into a whole.
Further, the conveying device comprises a conveying belt and dispersing rollers arranged on the upper side and the lower side of the conveying belt.
Under the action of the dispersing roller, the fiber can be uniformly dispersed, so that the fiber is uniformly distributed before entering the roller I and the roller body on the conveying device for rolling. The conveyor comprises a conveyor belt which can be made of metal, rubber, plastic, canvas and the like, preferably canvas.
Further, the vibration device is a three-dimensional vibrator, and the three-dimensional vibrator is arranged below a conveyor belt close to one side of the first roller.
The three-dimensional vibrator can provide vibration in three-dimensional directions, so that the fiber material forms orientation along the length direction of the fiber before lamination, and the fiber orientations of different layers can be crossed by adjusting the fiber orientation directions of the different layers, so that a laminated material similar to a net structure is obtained, and the mechanical property of the composite material is improved.
Another object of the present invention is to disclose the method for using the continuous production system, comprising the steps of:
S1, placing a high polymer material A in a first melt film forming device, extruding the high polymer material A on a first forming roller through melt plasticization, and pressing the high polymer material A into a high polymer melt film A in a molten state through pressing the high polymer material A by the first forming roller and a first roller, wherein the first forming roller and the first roller are heated to 30-300 ℃;
S2, simultaneously, adding the biomass fiber material into a biomass fiber material conveying device, driving a conveying device through a roller body, starting a vibrator and a dispersion roller below the conveying device, conveying the biomass fiber material between the roller body and a first roller, and enabling a certain pressure and an action angle to exist between the roller body and the first roller, so that the biomass fiber material is completely and tightly combined with a polymer melt film A;
S3, placing the polymer material B in a polymer melt film conveying device II, extruding the polymer material B on a forming roller II through melting plasticization, and pressing the polymer material B into a polymer melt film B in a molten state through pressing the forming roller II and a roller II, wherein the forming roller II and the roller II are heated to 30-300 ℃; the roller II and the roller I rotate in a matched manner, and the high polymer melt film A, the biomass fiber material and the high polymer melt film B are pressed into a whole.
The polymer material A and the polymer material B can be set to be different polymer materials according to the requirements of actual products.
The continuous production system of the invention has the advantages of simple operation, stable product production and high efficiency, is suitable for the production of various laminated composite materials, and has wide application range.
Compared with the prior art, the invention has the beneficial effects that:
the continuous production system of the laminated biomass composite material is used for mixing biomass fibers and plastics, so as to produce the laminated biomass composite material, which can replace wood, plastics, metals and the like and is widely applied to various industries. The production system can solve the problems that the fiber material and the polymer material (such as plastic) have poor fluidity, are easy to overheat, have a large amount of gas release and uneven dispersion in the processing process and the like after being blended, and the produced composite material has good processing performance and high production efficiency.
The continuous production system of the laminated biomass composite material orderly combines all layers of materials to be compounded, can compound different materials according to actual production requirements, has different layers of composite materials, is suitable for processing different materials, and has wide application and strong practicability.
The vibration device of the fiber conveying device can apply vibration in the x, y and z three-dimensional directions to the fiber material, and the fiber orientation (namely the fiber length is arranged along a certain direction) is realized before lamination through the vibration effect, so that the mechanical property of the composite material is improved.
The fiber conveying device is provided with the pair of dispersing rollers, so that fiber materials can be uniformly distributed on the conveying belt of the conveying device in an equal thickness and equal quantity, and composite material products with uniform quality can be obtained.
The continuous production system of the laminated biomass composite material can achieve the purpose of adjusting the fiber content of the composite material and the mechanical property of the composite material product by adjusting the thickness of the melt film and the fiber material layer and the pressure between the rollers.
Drawings
FIG. 1 is a schematic diagram of a continuous production system for a laminated biomass composite of the invention.
Wherein, 1-screw extruder, 2-shaping roller I, 3-cylinder I, 4-polymer melt film A, 5-living beings fibrous material, 6-polymer melt film B, 7-cylinder II, 8-screw extruder, 9-shaping roller II, 10-roll body, 11-conveyer belt, 12-recovery unit, 13-dispersion roller, 14-three-dimensional electromagnetic shaker, 16-vacuum conveyor, 101-extruder, 102-casting mould.
Detailed Description
The invention is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1, the continuous production system of the laminated biomass composite material provided in the embodiment includes a first melt film forming device, a fiber material conveying device and a second melt film conveying device;
the first melt film forming device comprises a screw extruder 1, a forming roller I2 and a roller I3 pressed with the forming roller I2; the fiber material conveying device comprises a vacuum conveyor 16, a three-dimensional vibrator 14 and a conveying device provided with a roller body 10, wherein the three-dimensional vibrator 14 is arranged below the conveying device; the present conveyor includes a conveyor belt 11 and a pair of dispersion rollers 13 provided on both upper and lower sides of the conveyor belt 11.
The roller body 10 rotates in cooperation with the roller one 3, and is configured to press the fibrous material and the polymer melt film into a whole.
The second melt film conveying device comprises a screw extruder 8, a second forming roller 9 and a second roller 7 pressed with the second forming roller 9, wherein the second roller 7 and the first roller 3 are matched to rotate, and the second melt film conveying device is arranged to integrate pressed fiber materials with polymer melt films.
The screw extruder 1 of the present embodiment includes an extruder 101 and a casting die 102, an outlet of the extruder 101 is communicated with an inlet of the casting die 102, and a molding roll one 2 is provided below the casting die 102. The screw extruder is any one of a single screw extruder, a double screw extruder and a multi-screw extruder, and the embodiment is the single screw extruder.
Wherein, cylinder one 3, cylinder two 7, shaping roller one 2 and shaping roller two 9 are hollow cylinder, and hollow cylinder is inside to be heated through water, oil or gas. In order to heat the melt film to a molten state, the fibrous material is fully in close contact with the polymeric melt film.
A recovery device 12 is provided below the roll body 10 for transporting the fiber particles, and is provided for recovering the fiber material which is not completely adhered to the polymer melt film.
The continuous production system of the laminated biomass composite material effectively solves the problems of poor fluidity, easy overheating, large amount of gas release, uneven dispersion and the like in the production process of the composite material after the fiber and the plastic are blended, improves the production efficiency of the laminated biomass composite material, and is easy to process.
Example 2
The application method of the continuous production system of the laminated biomass composite material of the embodiment comprises the following steps:
S1, placing a high polymer material A in a screw extruder 1, extruding the high polymer material A on a forming roller I2 through melting plasticization, pressing the high polymer material A by the forming roller I2 and a roller I3, heating the forming roller I2 and the roller I3 to 30-300 ℃, and pressing the high polymer material A into a high polymer melt film A4 in a molten state;
S2, simultaneously, adding a biomass fiber material into a biomass fiber material conveying device, driving a conveying device through a roller body 10, starting a three-dimensional vibrator 14 and a dispersion roller 13 below the conveying device, conveying the biomass fiber material between the roller body 10 and a roller I3, and enabling a certain pressure and an action angle to exist between the roller body 10 and the roller I3, so that the biomass fiber material 5 is completely and tightly combined with a polymer melt film A4;
S3, placing the high polymer material B in a screw extruder 8, extruding the high polymer material B on a forming roller II 9 through melting plasticization, pressing the forming roller II 9 and a roller II 7, heating the forming roller II 9 and the roller II 7 to 30-300 ℃, and pressing the high polymer material B into a high polymer melt film B6 in a molten state; the roller II 7 and the roller I3 are matched for rotation, and the high polymer melt film A4, the biomass fiber material 5 and the high polymer melt film B6 are pressed into a whole to form a sandwich structure.
The continuous production system of the invention has the advantages of simple operation, stable product production and high efficiency, is suitable for the production of various laminated composite materials, and has wide application range.
It is apparent that the above examples are only examples for clearly illustrating the technical solution of the present invention, and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (8)
1. A continuous production system of laminated biomass composite materials is characterized by comprising a first melt film forming device and a fiber material conveying device,
The first melt film forming device comprises a forming roller I and a roller I pressed with the forming roller I; the first melt film forming device further comprises a screw extruder, the screw extruder comprises an extruder and a casting die, an outlet of the extruder is communicated with an inlet of the casting die, a forming roller I is arranged below the casting die, a melt film conveying device II is further arranged, the melt film forming device comprises a forming roller II and a roller II in press fit with the forming roller II, the roller II and the roller I are in matched rotation, and the roller II and the roller I are arranged to press fit fiber materials and melt films into a whole;
The fiber material conveying device comprises a conveyer, a vibration device and a conveying device provided with a roller body, wherein the vibration device is arranged below the conveying device;
The roller body and the roller I are matched for rotation, and the roller body and the roller I are arranged to press the fiber material and the melt film into a whole.
2. The continuous production system of laminated biomass composite material according to claim 1, wherein the screw extruder is any one of a single screw, twin screw, and multi screw extruder.
3. The continuous production system of laminated biomass composite according to claim 1, wherein the first cylinder and the first forming roller are hollow cylinders, and the interior of the hollow cylinders is heated by water, oil, gas or electric resistance.
4. The laminated biomass composite continuous production system of claim 1, wherein the conveyor is a vacuum conveyor.
5. The continuous production system of laminated biomass composite according to claim 1, wherein a recovery device is provided below the roller body, which is configured to recover fibrous material that is not fully adhered to the melt film.
6. The continuous production system of laminated biomass composite according to claim 1, wherein the conveyor comprises a conveyor belt and a pair of dispersion rollers provided on both upper and lower sides of the conveyor belt.
7. The continuous production system of laminated biomass composite material according to claim 6, wherein said vibration device is a three-dimensional vibrator.
8. A method of using the continuous production system according to any one of claims 1 to 7, comprising the steps of:
s1, placing a high polymer material A in a high polymer melt film forming device I, extruding the high polymer material A on a forming roller I through melting plasticization, and pressing the high polymer material A into a high polymer melt film A in a molten state through pressing the forming roller I and a roller I, wherein the forming roller I and the roller I are heated to 30-300 ℃;
s2, simultaneously, adding a biomass fiber material into a biomass fiber material conveying device, driving a conveying device through a roller body, starting a vibrator and a dispersion roller below the conveying device, conveying the biomass fiber material between the roller body and a first roller, and adjusting the pressure and the action angle between the roller body and the first roller to ensure that the biomass fiber material is completely and tightly combined with a polymer melt film A;
S3, placing the polymer material B in a polymer melt film conveying device II, extruding the polymer material B on a forming roller II through melting plasticization, and pressing the polymer material B into a polymer melt film B in a molten state through pressing the forming roller II and a roller II, wherein the forming roller II and the roller II are heated to 30-300 ℃; the roller II and the roller I rotate in a matched manner, and the high polymer melt film A, the biomass fiber material and the high polymer melt film B are pressed into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332010.5A CN107953571B (en) | 2017-12-13 | 2017-12-13 | Continuous production system of laminated biomass composite material and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332010.5A CN107953571B (en) | 2017-12-13 | 2017-12-13 | Continuous production system of laminated biomass composite material and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107953571A CN107953571A (en) | 2018-04-24 |
| CN107953571B true CN107953571B (en) | 2024-06-11 |
Family
ID=61958745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711332010.5A Active CN107953571B (en) | 2017-12-13 | 2017-12-13 | Continuous production system of laminated biomass composite material and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107953571B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1462556A1 (en) * | 2003-03-22 | 2004-09-29 | Nordenia Deutschland Gronau GmbH | Method for producing an elastic laminate with a sheetlike surface |
| CN1917996A (en) * | 2004-02-10 | 2007-02-21 | 派迪夫公司 | Fiber-reinforced film processes and films |
| CN101511579A (en) * | 2006-08-31 | 2009-08-19 | 金伯利-克拉克环球有限公司 | Nonwoven composite containing an apertured elastic film |
| CN101780710A (en) * | 2009-12-07 | 2010-07-21 | 山东东岳高分子材料有限公司 | Continuous preparation method and equipment for enhanced composite ionic membrane |
| CN106042421A (en) * | 2015-04-10 | 2016-10-26 | 舍奈尔商业公司 | Method of manufacturing a thermoset polymer utility vault lid |
| CN207874913U (en) * | 2017-12-13 | 2018-09-18 | 湖南工业大学 | The continuous process system of laminated biomass composite |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6562170B2 (en) * | 2001-02-07 | 2003-05-13 | Tredegar Film Products Corporation | Method of producing film having a cloth-like look and feel |
| US7429305B2 (en) * | 2004-12-08 | 2008-09-30 | Hossein Borazghi | Process and machine for producing lightweight thermoplastic composite products in a continuous manner |
-
2017
- 2017-12-13 CN CN201711332010.5A patent/CN107953571B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1462556A1 (en) * | 2003-03-22 | 2004-09-29 | Nordenia Deutschland Gronau GmbH | Method for producing an elastic laminate with a sheetlike surface |
| CN1917996A (en) * | 2004-02-10 | 2007-02-21 | 派迪夫公司 | Fiber-reinforced film processes and films |
| CN101511579A (en) * | 2006-08-31 | 2009-08-19 | 金伯利-克拉克环球有限公司 | Nonwoven composite containing an apertured elastic film |
| CN101780710A (en) * | 2009-12-07 | 2010-07-21 | 山东东岳高分子材料有限公司 | Continuous preparation method and equipment for enhanced composite ionic membrane |
| CN106042421A (en) * | 2015-04-10 | 2016-10-26 | 舍奈尔商业公司 | Method of manufacturing a thermoset polymer utility vault lid |
| CN207874913U (en) * | 2017-12-13 | 2018-09-18 | 湖南工业大学 | The continuous process system of laminated biomass composite |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107953571A (en) | 2018-04-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103625062B (en) | Extrusion overlay film multi-layer sheet and its production method | |
| CN101964234B (en) | Flexible plastic magnetic diaphragm material with regenerated plastics | |
| CN106515156A (en) | Extruded sandwich structure wood-plastic composite material and manufacturing method thereof | |
| CN1960865A (en) | Thermoplastic compound plate-shaped material, method for manufacturing the same and articles manufactured using the same | |
| JP7087105B2 (en) | Manufacturing equipment and methods for solid wood composites coated with wood and plastic | |
| CN106499170B (en) | A kind of gluing sandwich structure wood plastic composite, product and its manufacturing method | |
| CN212072642U (en) | Forming equipment for recycling waste thermosetting polyurethane to manufacture recycled insulation boards | |
| CN103540049A (en) | PVC (Polyvinyl Chloride) sythetic-wood ecologic furniture and partition panel and production method | |
| CN207874913U (en) | The continuous process system of laminated biomass composite | |
| KR102039766B1 (en) | Manufacturing apparatus for Long Fiber-reinforced Thermoplastics sheet and manufacturing method thereof | |
| CN107953571B (en) | Continuous production system of laminated biomass composite material and application method thereof | |
| CN106515150A (en) | Hot-pressed wood-plastic composite with sandwich structure and manufacturing method thereof | |
| CN107953570A (en) | The continuous process system and its application method of direct press type biomass composite | |
| CN102179914A (en) | Co-extrusion technology of wood plastic composite surface | |
| CN208324264U (en) | The continuous process system of direct press type biomass composite | |
| CN107841155B (en) | Wheat straw/PBS (Poly Butylene succinate) composite material and preparation method thereof | |
| KR20190029351A (en) | Method for manufacturing plastic panel reinforced with glass fibers | |
| CN107936598B (en) | Preparation method of rice husk/PBS composite material and composite material prepared based on the method | |
| CN108099227A (en) | The preparation method of bamboo fibre/polyvinyl chloride composite materials and the composite material being prepared based on this method | |
| CN108045029B (en) | A kind of straw rubber laminate and preparation method thereof | |
| CN105729945A (en) | Method for producing continuous thermosetting and thermoplastic composite material elastomer | |
| KR101798468B1 (en) | Apparatus of Wood Plastic Composite integrated with Mesh Plate and Manufacturing Method of Wood Plastic Composite integrated with Mesh Plate using therof | |
| CN202130066U (en) | Wood-plastic composite board | |
| CN218928396U (en) | LVT board production line | |
| CN111267286A (en) | Uses, manufacturing processes and equipment for recycling waste thermosetting polyurethane sheets |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |