CN110105783A - A kind of waterproof coffee slag plate and preparation method thereof - Google Patents
A kind of waterproof coffee slag plate and preparation method thereof Download PDFInfo
- Publication number
- CN110105783A CN110105783A CN201910465893.XA CN201910465893A CN110105783A CN 110105783 A CN110105783 A CN 110105783A CN 201910465893 A CN201910465893 A CN 201910465893A CN 110105783 A CN110105783 A CN 110105783A
- Authority
- CN
- China
- Prior art keywords
- coffee
- slag
- ground
- waterproof
- plastics
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L99/00—Compositions of natural macromolecular compounds or of derivatives thereof not provided for in groups C08L89/00 - C08L97/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of waterproof coffee slag plates, belong to coffee grounds pressing plate technical field.The plastics that coffee slag plate is 25-35% by mass percent, the white oil of 15-25%, the coffee ground-slag of 45-55% is compound to be prepared.Plastics are polypropylene or ABS, and the partial size of plastics is not more than 0.1mm, and the partial size of coffee ground-slag is 80-100 mesh.The preparation method of coffee slag plate includes: 1) pretreatment of raw material, and plastics are crushed, and coffee grounds is ground into coffee ground-slag；2) it dries, water content≤25% in coffee ground-slag；3) it mixes；4) it is blended, extruding pelletization process repeats 2-4 times；5) it crushes；6) it forms.Using tensile strength >=1300MPa of the coffee slag plate of above method preparation, elongation after fracture >=5.0, shore hardness > 75HD, flammability < 37mm/min.Coffee slag plate is immersed in water after 24 hours, deflection≤5%.
Description
Technical field
The invention belongs to coffee grounds pressboard technical fields more particularly to a kind of waterproof coffee slag plate and preparation method thereof.
Background technique
Existing wood flour board is by wood powder and adhesive by suppressing.It is used since the comparision contents of wood powder are high
Adhesive poor water resistance, thus the water resistance of plate is poor, easily deforms and disintegrates after impregnating in water.For wood flour board
The problem of poor water resistance, has developed a kind of wood plastic composite for filling wood powder in resin, wood flour board not only can be improved
Water resistance, and wood powder can also reduce the shrinking percentage of plastic material, improve dimensional stability.Wood plastic composite is in automobile
The industries such as decoration, composite pipe, railroad tie, compartment boxboard, cable protecting tube are all widely used.But Wood-plastic material
Tensile strength and hardness it is lower, the use of wood powder does not utilize the protection of environment yet.
Summary of the invention
The object of the present invention is to provide a kind of waterproof coffee slag plates and preparation method thereof, solve wood flour board poor water resistance, resist
Tensile strength and the low problem of hardness.
To achieve the above object, the present invention provides a kind of waterproof coffee slag plate, the modelings for being 25-35% by mass percent
Material, the white oil of 15-25%, the coffee ground-slag of 45-55% is compound to be prepared.
Preferably, the plastics that waterproof coffee slag plate is 26-34% by mass percent, the white oil of 16-23%, 46-54%
Coffee ground-slag compound be prepared.
Preferably, the plastics are polypropylene or ABS.
Preferably, the partial size of the plastics is not more than 0.1mm, and the partial size of the coffee ground-slag is 80-100 mesh.
The preparation method of above-mentioned waterproof coffee slag plate, includes the following steps,
1) plastic crushing is not more than the plastic grain of 0.1mm using pulverizer, using grinding by pretreatment of raw material at partial size
Coffee grounds is ground into the coffee ground-slag that partial size is 80-100 mesh by device；
2) it dries, ground coffee ground-slag and plastic grain is put into drying box and dried, is contained in coffee ground-slag
Water≤25%；
3) it mixes, ingredient weighs the plastic grain of corresponding amount, coffee ground-slag and white oil according to the proportion, and by load weighted original
Material, which is put into high-speed mixer, is stirred mixing, and mixing temperature is no more than 100 DEG C, and incorporation time is 30-60 minutes；
4) it is blended, the raw material mixed is poured into extruder, through extruder extruding pelletization, the raw material squeezed out through extruder
Particle, which is placed again into extruder, carries out duplicate extruding pelletization, and extruding pelletization process repeats to obtain blend composition 2-4 times；
5) it crushes, blend composition obtained in step 4) is put into pulverizer and is crushed；
6) it forms, the powder obtained in step 5) is put into mold and is pressed and molded.
Preferably, the drying temperature of coffee ground-slag is 70-100 DEG C in the step 2), and drying time is 0.5-1 hours；
The drying temperature of plastics is 70-80 DEG C, and drying time is 1-2 hours.
Preferably, in the step 5), blend composition is not more than 200 mesh through the smashed partial size of pulverizer.
Preferably, in the step 6), blend composition is put into drying box before being formed and is dried, drying temperature
Degree is 70-80 DEG C, and drying time is 2-4 hours.
Preferably, tensile strength >=1300MPa of the coffee slag plate of preparation, elongation after fracture >=5.0, shore hardness >
75HD, flammability < 37mm/min.
Preferably, the coffee slag plate of preparation is immersed in water after 24 hours, deflection≤5%.
A kind of waterproof coffee slag plate of the present invention using coffee ground-slag and the mixing of polypropylene or ABS plastic, is molded into
Type, plastics form one layer of wrapping layer on the surface of coffee ground-slag, are linked together, mentioned by plastic material between coffee ground-slag
The high waterproofness of plate.The coffee grounds of waste utilization is added in plate, reduces material cost, is good for the environment；And
Improve the degradability of plastic products.Raw material repeat 2-4 times in extruding pelletization process, are conducive to improve coffee grounds
The uniformity that powder is mixed with plastics.Crushed, be molded again after granulation, can be improved coffee grounds be distributed in product it is uniform
Property, improve the mechanical property and performance uniformity of product.
Below by embodiment, technical scheme of the present invention will be described in further detail.
Specific embodiment
Below with reference to embodiment, the invention will be further described, it should be noted that the present embodiment is with this technology
Premised on scheme, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to this
Embodiment.
Embodiment one
A kind of waterproof coffee slag plate, the plastics for being 27% by mass percent, 20% white oil, 53% coffee ground-slag are multiple
Conjunction is prepared.
Wherein plastics are polypropylene material.
The partial size of plastics is 0.095-0.1mm, and the partial size of coffee ground-slag is 80-85 mesh.
The preparation method of waterproof coffee slag plate, comprising the following steps:
1) pretreatment of raw material, use pulverizer by plastic crushing at partial size for the plastic grain of 0.095-0.1mm.Using grinding
Coffee grounds is ground into the coffee ground-slag that partial size is 80-85 mesh by grinder.
2) it dries, ground coffee ground-slag and plastic grain is put into drying box and dried.The baking of coffee ground-slag
Dry temperature is 80 DEG C, and drying time is 0.5 hour, and water content is 10% in coffee ground-slag.The drying temperature of plastics is 80 DEG C, is dried
The dry time is 1 hour.Raw material are dried, can prevent the product surface of preparation from generating silking.
3) it mixes, ingredient weighs the plastic grain of corresponding amount, coffee ground-slag and white oil according to the proportion, and by load weighted original
Material, which is put into high-speed mixer, is stirred mixing, and mixing temperature is no more than 100 DEG C, and incorporation time is 30-60 minutes.White oil tool
There is lubrication, reduces the frictional force between raw material and extruder, raw material is made to be easy to be extruded.
4) it is blended, the raw material mixed is poured into extruder, through extruder extruding pelletization, the raw material squeezed out through extruder
Particle, which is placed again into extruder, carries out duplicate extruding pelletization.Extruding pelletization process is repeated 2 times to obtain blend composition.By raw material into
The duplicate extruding pelletization of row, can be improved the uniformity mixed between coffee ground-slag and polypropylene, makes coffee ground-slag and polypropylene
Uniformly mixing.
5) it crushes, blend composition obtained in step 4) is put into pulverizer and is crushed.Blend composition is crushed through pulverizer
Partial size afterwards is not more than 200 mesh.Blend composition by evenly mixing is crushed again, and coffee grounds powder and polypropylene can be made rear
It is uniformly distributed in continuous product, polypropylene material forms one layer of wrapping layer on the surface of coffee ground-slag, improves the waterproof of plate
Property and mechanical property；Improve the uniformity of plate function.
6) it forms, the powder obtained in step 5) is put into mold and is pressed and molded.
Blend composition is put into drying box before being formed and is dried, drying temperature is 70-80 DEG C, drying time
It is 2-4 hours.The generation for phenomena such as blend composition is subjected to the moisture content that drying advantageously reduces blend composition, avoids floating fibre, water wave,
Improve the finish of product surface and the physical property of product.
The coffee slag plate tensile strength for using the above method to prepare is 1305MPa, elongation after fracture 5.2, shore hardness
For 77HD, flammability 35mm/min.After coffee slag plate impregnates 24 hours in water, deflection 4.2%.
Embodiment two
A kind of waterproof coffee slag plate, the plastics for being 34% by mass percent, 20% white oil, 46% coffee ground-slag are multiple
Conjunction is prepared.
Wherein plastics are polypropylene material.
The partial size of plastics is 0.085-0.09mm, and the partial size of coffee ground-slag is 90-100 mesh.
The preparation method of waterproof coffee slag plate, comprising the following steps:
1) pretreatment of raw material, use pulverizer by plastic crushing at partial size for the plastic grain of 0.085-0.09mm.Using
Coffee grounds is ground into the coffee ground-slag that partial size is 90-100 mesh by dismembyator.
2) it dries, ground coffee ground-slag and plastic grain is put into drying box and dried.The baking of coffee ground-slag
Dry temperature is 95 DEG C, and drying time is 1 hour, and water content is 5% in coffee ground-slag.The drying temperature of plastics is 80 DEG C, drying
Time is 2 hours.Raw material are dried, can prevent the product surface of preparation from generating silking.
3) it mixes, ingredient weighs the plastic grain of corresponding amount, coffee ground-slag and white oil according to the proportion, and by load weighted original
Material, which is put into high-speed mixer, is stirred mixing, and mixing temperature is no more than 100 DEG C, and incorporation time is 30-60 minutes.White oil tool
There is lubrication, reduces the frictional force between raw material and extruder, raw material is made to be easy to be extruded.
4) it is blended, the raw material mixed is poured into extruder, through extruder extruding pelletization, the raw material squeezed out through extruder
Particle, which is placed again into extruder, carries out duplicate extruding pelletization.Extruding pelletization process is repeated 4 times to obtain blend composition.By raw material into
The duplicate extruding pelletization of row, can be improved the uniformity mixed between coffee ground-slag and polypropylene, makes coffee ground-slag and polypropylene
Uniformly mixing.
5) it crushes, blend composition obtained in step 4) is put into pulverizer and is crushed.Blend composition is crushed through pulverizer
Partial size afterwards is not more than 200 mesh.Blend composition by evenly mixing is crushed again, and coffee grounds powder and polypropylene can be made rear
It is uniformly distributed in continuous product, polypropylene material forms one layer of wrapping layer on the surface of coffee ground-slag, improves the waterproof of plate
Property and mechanical property；Improve the uniformity of plate function.
6) it forms, the powder obtained in step 5) is put into mold and is pressed and molded.
Blend composition is put into drying box before being formed and is dried, drying temperature is 70-80 DEG C, drying time
It is 2-4 hours.
The coffee slag plate tensile strength for using the above method to prepare is 1400MPa, elongation after fracture 5.5, shore hardness
For 76HD, flammability 36mm/min.After coffee slag plate impregnates 24 hours in water, deflection 4.0%.
Embodiment three
A kind of waterproof coffee slag plate, the plastics for being 26% by mass percent, 20% white oil, 54% coffee ground-slag are multiple
Conjunction is prepared.
Wherein plastics are ABS material.
The partial size of plastics is 0.09-0.095mm, and the partial size of coffee ground-slag is 90-100 mesh.
The preparation method of waterproof coffee slag plate, comprising the following steps:
1) pretreatment of raw material, use pulverizer by plastic crushing at partial size for the plastic grain of 0.09-0.095mm.Using
Coffee grounds is ground into the coffee ground-slag that partial size is 90-100 mesh by dismembyator.
2) it dries, ground coffee ground-slag and plastic grain is put into drying box and dried.The baking of coffee ground-slag
Dry temperature is 95 DEG C, and drying time is 1 hour, and water content is 5% in coffee ground-slag.The drying temperature of plastics is 80 DEG C, drying
Time is 2 hours.Raw material are dried, can prevent the product surface of preparation from generating silking.
3) it mixes, ingredient weighs the plastic grain of corresponding amount, coffee ground-slag and white oil according to the proportion, and by load weighted original
Material, which is put into high-speed mixer, is stirred mixing, and mixing temperature is no more than 100 DEG C, and incorporation time is 30-60 minutes.White oil tool
There is lubrication, reduces the frictional force between raw material and extruder, raw material is made to be easy to be extruded.
4) it is blended, the raw material mixed is poured into extruder, through extruder extruding pelletization, the raw material squeezed out through extruder
Particle, which is placed again into extruder, carries out duplicate extruding pelletization.Extruding pelletization process is repeated 3 times to obtain blend composition.By raw material into
The duplicate extruding pelletization of row, can be improved the uniformity mixed between coffee ground-slag and polypropylene, makes coffee ground-slag and polypropylene
Uniformly mixing.
5) it crushes, blend composition obtained in step 4) is put into pulverizer and is crushed.Blend composition is crushed through pulverizer
Partial size afterwards is not more than 200 mesh.Blend composition by evenly mixing is crushed again, and coffee grounds powder and polypropylene can be made rear
It is uniformly distributed in continuous product, polypropylene material forms one layer of wrapping layer on the surface of coffee ground-slag, improves the waterproof of plate
Property and mechanical property；Improve the uniformity of plate function.
6) it forms, the powder obtained in step 5) is put into mold and is pressed and molded.
Blend composition is put into drying box before being formed and is dried, drying temperature is 70-80 DEG C, drying time
It is 2-4 hours.
The coffee slag plate tensile strength for using the above method to prepare is 1400MPa, elongation after fracture 6.1, shore hardness
For 80HD, flammability 30mm/min.After coffee slag plate impregnates 24 hours in water, deflection 4.8%.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than is limited,
Although the present invention is described in detail with reference to preferred embodiments, those skilled in the art should understand that: its according to
So can be with modification or equivalent replacement of the technical solution of the present invention are made, and these modifications or equivalent replacement cannot also make to repair
Technical solution after changing is detached from the spirit and scope of technical solution of the present invention.
Claims (10)
1. a kind of waterproof coffee slag plate, it is characterised in that: the plastics for being 25-35% by mass percent, the white oil of 15-25%,
The coffee ground-slag of 45-55% is compound to be prepared.
2. a kind of waterproof coffee slag plate according to claim 1, it is characterised in that: by mass percent be 26-34%
Plastics, the white oil of 16-23%, the coffee ground-slag of 46-54% is compound to be prepared.
3. a kind of waterproof coffee slag plate according to claim 1, it is characterised in that: the plastics are polypropylene or ABS.
4. a kind of waterproof coffee slag plate according to claim 1, it is characterised in that: the partial size of the plastics is not more than
0.1mm, the partial size of the coffee ground-slag are 80-100 mesh.
5. a kind of preparation method of waterproof coffee slag plate according to claim 1-4, it is characterised in that: including with
Lower step,
1) plastic crushing is not more than the plastic grain of 0.1mm using pulverizer by pretreatment of raw material at partial size, will using dismembyator
Coffee grounds is ground into the coffee ground-slag that partial size is 80-100 mesh；
2) it dries, ground coffee ground-slag and plastic grain is put into drying box and dried, water content in coffee ground-slag
≤ 25%；
3) it mixes, ingredient weighs the plastic grain of corresponding amount, coffee ground-slag and white oil according to the proportion, and load weighted raw material is put
Enter and be stirred mixing in high-speed mixer, mixing temperature is no more than 100 DEG C, and incorporation time is 30-60 minutes；
4) it is blended, the raw material mixed is poured into extruder, through extruder extruding pelletization, the feed particles squeezed out through extruder
It is placed again into extruder and carries out duplicate extruding pelletization, extruding pelletization process repeats to obtain blend composition 2-4 times；
5) it crushes, blend composition obtained in step 4) is put into pulverizer and is crushed；
6) it forms, the powder obtained in step 5) is put into mold and is pressed and molded.
6. a kind of preparation method of waterproof coffee slag plate according to claim 5, it is characterised in that: coffee in the step 2)
The drying temperature of coffee ground-slag is 70-100 DEG C, and drying time is 0.5-1 hours；The drying temperature of plastics is 70-80 DEG C, when drying
Between be 1-2 hours.
7. a kind of preparation method of waterproof coffee slag plate according to claim 5, it is characterised in that: in the step 5),
Blend composition is not more than 200 mesh through the smashed partial size of pulverizer.
8. a kind of preparation method of waterproof coffee slag plate according to claim 5, it is characterised in that: in the step 6),
Blend composition is put into drying box before being formed and is dried, drying temperature is 70-80 DEG C, and drying time is that 2-4 is small
When.
9. according to a kind of described in any item preparation methods of waterproof coffee slag plate of claim 6-8, it is characterised in that: preparation
Tensile strength >=1300MPa of coffee slag plate, elongation after fracture >=5.0, shore hardness > 75HD, flammability < 37mm/min.
10. according to a kind of described in any item preparation methods of waterproof coffee slag plate of claim 6-8, it is characterised in that: preparation
Coffee slag plate be immersed in water after 24 hours, deflection≤5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910465893.XA CN110105783A (en) | 2019-05-30 | 2019-05-30 | A kind of waterproof coffee slag plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910465893.XA CN110105783A (en) | 2019-05-30 | 2019-05-30 | A kind of waterproof coffee slag plate and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110105783A true CN110105783A (en) | 2019-08-09 |
Family
ID=67493255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910465893.XA Pending CN110105783A (en) | 2019-05-30 | 2019-05-30 | A kind of waterproof coffee slag plate and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110105783A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113278302A (en) * | 2021-06-03 | 2021-08-20 | 邱玉祝 | Coffee grounds plastic-wood, coffee grounds plastic-wood composite board and preparation method thereof |
| CN113388200A (en) * | 2021-06-23 | 2021-09-14 | 深圳市科思飞科技有限公司 | Preparation process of recyclable coffee grounds plant fiber polypropylene particles |
| CN113462182A (en) * | 2021-06-30 | 2021-10-01 | 上海太朔材料技术有限公司 | Degradable composite material containing coffee grounds and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1586844A (en) * | 2004-10-08 | 2005-03-02 | 徐嘉 | Water-proof wood flour board |
| CN102807760A (en) * | 2012-08-29 | 2012-12-05 | 熊雪平 | Coffee ground fiber-base wood-plastic composite material and preparation method thereof |
| CN107141552A (en) * | 2017-05-16 | 2017-09-08 | 广州啡形科技有限公司 | A kind of utilization coffee grounds makes plastic material of food containers and preparation method thereof |
| CN108047643A (en) * | 2017-11-24 | 2018-05-18 | 贵州理工学院 | High-content coffee grounds strengthens plate |
| CN108530777A (en) * | 2017-03-02 | 2018-09-14 | 洪门压克力有限公司 | Composite material and its manufacturing method containing coffee grounds |
| CN108794850A (en) * | 2018-05-11 | 2018-11-13 | 佛山市上利丰装饰材料有限公司 | The preparation method of plastic-wood material with waterproof action |
| CN109135221A (en) * | 2018-07-09 | 2019-01-04 | 福建师范大学 | One kind wire rod of 3D printing containing coffee grounds and preparation method thereof |
| CN109485998A (en) * | 2018-10-09 | 2019-03-19 | 广东力美新材料科技有限公司 | A kind of composite plastic of novel degradable and preparation method thereof |
-
2019
- 2019-05-30 CN CN201910465893.XA patent/CN110105783A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1586844A (en) * | 2004-10-08 | 2005-03-02 | 徐嘉 | Water-proof wood flour board |
| CN102807760A (en) * | 2012-08-29 | 2012-12-05 | 熊雪平 | Coffee ground fiber-base wood-plastic composite material and preparation method thereof |
| CN108530777A (en) * | 2017-03-02 | 2018-09-14 | 洪门压克力有限公司 | Composite material and its manufacturing method containing coffee grounds |
| CN107141552A (en) * | 2017-05-16 | 2017-09-08 | 广州啡形科技有限公司 | A kind of utilization coffee grounds makes plastic material of food containers and preparation method thereof |
| CN108047643A (en) * | 2017-11-24 | 2018-05-18 | 贵州理工学院 | High-content coffee grounds strengthens plate |
| CN108794850A (en) * | 2018-05-11 | 2018-11-13 | 佛山市上利丰装饰材料有限公司 | The preparation method of plastic-wood material with waterproof action |
| CN109135221A (en) * | 2018-07-09 | 2019-01-04 | 福建师范大学 | One kind wire rod of 3D printing containing coffee grounds and preparation method thereof |
| CN109485998A (en) * | 2018-10-09 | 2019-03-19 | 广东力美新材料科技有限公司 | A kind of composite plastic of novel degradable and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 刘劲松 等: "《航空工程材料》", 31 August 2015, 湖南大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113278302A (en) * | 2021-06-03 | 2021-08-20 | 邱玉祝 | Coffee grounds plastic-wood, coffee grounds plastic-wood composite board and preparation method thereof |
| CN113388200A (en) * | 2021-06-23 | 2021-09-14 | 深圳市科思飞科技有限公司 | Preparation process of recyclable coffee grounds plant fiber polypropylene particles |
| US11566123B2 (en) | 2021-06-23 | 2023-01-31 | Shenzhen Consys Science & Technology Co., Ltd | Process for preparing polypropylene particles by using recyclable coffee grounds plant fibers |
| CN113462182A (en) * | 2021-06-30 | 2021-10-01 | 上海太朔材料技术有限公司 | Degradable composite material containing coffee grounds and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102140255B (en) | Hot-press type wood plastic composite for toy and preparation method thereof | |
| CN110105783A (en) | A kind of waterproof coffee slag plate and preparation method thereof | |
| CN101985527B (en) | Environment-friendly plant fiber wood-plastic composite material and preparation method thereof | |
| CN102731019A (en) | Method for preparing compound board substrate by using waste yam diosgenin fibers | |
| CN104804331A (en) | Recycling method of FRP waste, PVC-based wood-plastic composite and preparation method of PVC-based wood-plastic composite | |
| JP2008093956A (en) | Vegetable composite material molded body, manufacturing thereof, and vegetable composite material, and manufacturing method thereof | |
| CN101722175A (en) | Method for producing thermoplastic plastics by recycling nonmetal materials of discarded printed circuit boards and related thermoplastic plastics | |
| CN101418101B (en) | Polypropylene wood-plastic slab and preparation method thereof | |
| CN106189326B (en) | Application of furfural residues in preparation of wood-plastic materials | |
| CN103232664A (en) | Acrylic solid plate with characteristics of fire retardation, high strength and high toughness, and preparation method thereof | |
| CN105131633A (en) | Preparation method of wood-plastic composite material | |
| CN103709774A (en) | Wood-plastic composite material and preparation method thereof | |
| CN201534828U (en) | PMMA wood-plastic artificial stone composite material | |
| KR20000020369A (en) | Producing method of environmentally benign plastic molded body by using waste bills | |
| CN105062110A (en) | Method for preparation of polypropylene based wood plastic composite material from walnut shell powder | |
| KR101107720B1 (en) | Process of synthetic wood through recycling polyurethane and synthetic wood product obtained therefrom | |
| CN102686667A (en) | Waterproof and fireproof zero-carbon elogical board made from powders of waste electronic circuit board and manufacturing process thereof | |
| CN101367967A (en) | Prescription for synthesizing wood-plastic composite panel with waste and old PE cable sheath and manufacturing method thereof | |
| KR100365815B1 (en) | Material for catapulting,composed of synthetic resin and pulp fiber,and manufacturing method thereof | |
| CN106633463A (en) | Novel artificial stone material and preparation method thereof | |
| KR100697102B1 (en) | A Environment-frendly Material and the Producting Method thereof | |
| CN110936462A (en) | Preparation method of zero-formaldehyde environment-friendly straw board based on environment-friendly water gel | |
| KR20070083253A (en) | A environment-frendly material and imitation marble method thereof | |
| CN101597406A (en) | A kind of modified polypropene and preparation method thereof | |
| CN101200085A (en) | Waterproof type fuller board of straw powder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190809 |