US20240018342A1 - Method for Preparing Tea-Based Composite Board and Application Thereof - Google Patents
Method for Preparing Tea-Based Composite Board and Application Thereof Download PDFInfo
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- US20240018342A1 US20240018342A1 US18/196,401 US202318196401A US2024018342A1 US 20240018342 A1 US20240018342 A1 US 20240018342A1 US 202318196401 A US202318196401 A US 202318196401A US 2024018342 A1 US2024018342 A1 US 2024018342A1
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- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 23
- 241001122767 Theaceae Species 0.000 claims abstract description 156
- 239000000843 powder Substances 0.000 claims abstract description 79
- 239000001913 cellulose Substances 0.000 claims abstract description 32
- 229920002678 cellulose Polymers 0.000 claims abstract description 32
- 239000001814 pectin Substances 0.000 claims abstract description 32
- 229920001277 pectin Polymers 0.000 claims abstract description 32
- 235000010987 pectin Nutrition 0.000 claims abstract description 32
- 239000002699 waste material Substances 0.000 claims abstract description 31
- 239000000314 lubricant Substances 0.000 claims abstract description 26
- 239000010902 straw Substances 0.000 claims abstract description 26
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 20
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 20
- 239000003086 colorant Substances 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 239000003381 stabilizer Substances 0.000 claims abstract description 20
- 239000002994 raw material Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000002791 soaking Methods 0.000 claims abstract description 7
- 238000005303 weighing Methods 0.000 claims abstract description 7
- 239000003365 glass fiber Substances 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 19
- 229920005989 resin Polymers 0.000 claims description 19
- 239000002023 wood Substances 0.000 claims description 11
- 238000010411 cooking Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 235000013616 tea Nutrition 0.000 description 107
- 230000003385 bacteriostatic effect Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000010794 food waste Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000002154 agricultural waste Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2399/00—Characterised by the use of natural macromolecular compounds or of derivatives thereof not provided for in groups C08J2301/00 - C08J2307/00 or C08J2389/00 - C08J2397/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/02—Cellulose; Modified cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2405/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
- C08J2405/06—Pectin; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2497/00—Characterised by the use of lignin-containing materials
- C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Definitions
- the invention relates to the technical field of building boards, in particular to a preparation method of a tea-based composite board and its applications.
- tea stem waste generated from the production and processing process of tea leaves accounts for over 20% of the total tea leaves annually.
- These tea residues are often disposed of, rotted or burned, leading to not only waste, but also environmental pollution and greenhouse gas emissions.
- tea residues are mainly recycled for fertilizers or feeds.
- the quantity of the tea residues has also grown.
- the production of the coffee residues cannot be overlooked. Therefore, the development and reuse of agricultural and food waste such as discarded tea stems, defective products of tea leaves, and coffee residues have become an urgent issue to be solved.
- the invention provides a preparation method of a tea-based composite board and its applications.
- a tea-based composite composed of agricultural and food waste such as tea leaf fiber, tea residues and coffee residues, has the advantages of biodegradability, high mechanical strength, and excellent adsorption.
- the invention adopts the technical solution:
- the invention provides a method for preparing a tea-based composite board, which comprises the following steps:
- the raw material components are replaced by: 40-50 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, and 15-30 parts of reinforced resin glass fiber powder.
- Step 3 involves the mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min.
- the raw material components are replaced by 30-40 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, and 30-40 parts of industrial wood powder.
- Step 3 involves the mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the industrial wood powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min.
- the raw material components are replaced by: 30-40 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, 20-30 parts of the industrial wood powder, and 15-20 parts of reinforced resin glass fiber powder.
- Step 3 involves the mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the industrial wood powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min.
- a method for preparing the tea pectin cellulose comprises the steps of: drying and sterilizing on at least one of the tea stems, tea leaves, and the tea residues, crushing and grinding into powder, cooking at 60-80° C., squeezing; water extracting to obtain the tea pectin cellulose, filtering, and drying.
- the water content of the coffee residues is not higher than 10%.
- hydraulic molding may be replaced by hot molding, if desired.
- the invention provides a tea-based composite board made by the method.
- the tea-based composite board has a compressive strength of not less than 400 MPa, a bacteriostatic duration of not less than 8 hours, and a folding resistance of not less than 1900 times.
- the invention provides an application of the tea-based composite board to environmental-friendly furniture products, such as indoor furniture, kitchen and bathroom plate products, doors, floors, and the like.
- the preparation method has the advantages that it can effectively solve the problems of serious waste and excessive waste materials in the current tea industry in China, and fully utilize the coffee powder in the food waste materials.
- the tea-based composite board is simple to prepare, with mild conditions, and has the advantages of biodegradability, bacteriostasis, hygroscopicity, high strength and low cost. Moreover, it has the characteristics of tea leaf fiber adsorption and odor release, and can be fully biodegradable. Furthermore, the tea-based composite board can serve as a viable substitute for the superior wood in the contemporary market. It is characterized by multiple edges and arbitrary shapes, and can be used in conjunction with a variety of extension building materials, thus offering diversified and far-reaching application possibilities.
- a method for preparing the tea pectin cellulose comprises the steps of drying and sterilizing on at least one of the tea stems, tea leaves, and the tea residues, crushing and grinding into powder, cooking at 70° C., squeezing; water extracting to obtain the tea pectin cellulose, filtering, and drying.
- the embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
- the tea-based composite board of Embodiment 1 is tested, with the testing result of a compressive strength being 418 MPa, a bacteriostatic time being over 10 hours, a folding resistance being up to 1985 times, and strong moisture absorption ability.
- the embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
- the tea-based composite board of Embodiment 1 is tested, with the testing result of a compressive strength being 429 MPa, a bacteriostatic time being 8.5 hours, a folding resistance being up to 1922 times, and strong moisture absorption ability.
- the embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
- the tea-based composite board of Embodiment 1 has been tested and found to possess a compressive strength being 408 MPa, a bacteriostatic time of greater than 10 hours, a folding resistance up to 1943 times, and strong moisture absorption capabilities.
- the embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
- the tea-based composite board of Embodiment 1 has been tested and found to possess a compressive strength being 421 MPa, a bacteriostatic time of greater than 10 hours, a folding resistance up to 1962 times, and strong moisture absorption capabilities.
- the tea-based composite board thus prepared can be utilized as a substitute for the high-grade woods currently available in the market for any furniture products.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
A method for preparing tea-based composite board includes steps of: weighing raw materials as below: 60-70 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, and 0.1-3 parts of a stabilizer; soaking the tea stems in water at 60-80° C., performing through cleaning, drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes; mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the compatibilizer, and the lubricant at 120-150° C. for 20-30 minutes; and lowering the temperature to 50-60° C., further adding and mixing colorant, antioxidant and stabilizer, and performing hydro-molding at 50-118° C. to obtain the tea-based composite board.
Description
- The invention relates to the technical field of building boards, in particular to a preparation method of a tea-based composite board and its applications.
- China is a major producer of tea leaves, ranking first in the world in terms of total output, planting area and output value. With the booming new tea drinking industry, the amount of tea leaf waste generated each year has reached an astonishing amount of tens of millions of tons. According to statistics, tea stem waste generated from the production and processing process of tea leaves accounts for over 20% of the total tea leaves annually. These tea residues are often disposed of, rotted or burned, leading to not only waste, but also environmental pollution and greenhouse gas emissions. Currently, tea residues are mainly recycled for fertilizers or feeds. With the increasing sales of tea beverages, the quantity of the tea residues has also grown. In addition, with the growing popularity of coffee among Chinese people, the production of the coffee residues cannot be overlooked. Therefore, the development and reuse of agricultural and food waste such as discarded tea stems, defective products of tea leaves, and coffee residues have become an urgent issue to be solved.
- In response to the problems existing in the prior art, the invention provides a preparation method of a tea-based composite board and its applications. A tea-based composite, composed of agricultural and food waste such as tea leaf fiber, tea residues and coffee residues, has the advantages of biodegradability, high mechanical strength, and excellent adsorption. The invention adopts the technical solution:
- In the first aspect, the invention provides a method for preparing a tea-based composite board, which comprises the following steps:
-
- Step 1: Weighing the raw materials in the following proportions: 60-70 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, and 0.1-3 parts of a stabilizer;
- Step 2: Soaking the tea stems in water at 60-80° C., performing through cleaning, drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes;
- Step 3: Mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min;
- Step 4: Lowering the temperature to 50-60° C., further adding the colorant, the antioxidant and the stabilizer, performing uniform mixing, and performing hydro-molding at 50-118° C. to obtain the tea-based composite board.
- Further, the raw material components are replaced by: 40-50 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, and 15-30 parts of reinforced resin glass fiber powder.
- Further, when raw materials comprise the reinforced resin glass fiber powder, Step 3 involves the mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min.
- Further, the raw material components are replaced by 30-40 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, and 30-40 parts of industrial wood powder.
- Further, when raw materials comprise the reinforced resin glass fiber powder, Step 3 involves the mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the industrial wood powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min.
- Further, the raw material components are replaced by: 30-40 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, 20-30 parts of the industrial wood powder, and 15-20 parts of reinforced resin glass fiber powder.
- Further, when raw materials comprise the reinforced resin glass fiber powder, Step 3 involves the mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the industrial wood powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min.
- Further, a method for preparing the tea pectin cellulose comprises the steps of: drying and sterilizing on at least one of the tea stems, tea leaves, and the tea residues, crushing and grinding into powder, cooking at 60-80° C., squeezing; water extracting to obtain the tea pectin cellulose, filtering, and drying.
- Further, the water content of the coffee residues is not higher than 10%.
- Additionally, hydraulic molding may be replaced by hot molding, if desired.
- In the second aspect, the invention provides a tea-based composite board made by the method.
- Further, the tea-based composite board has a compressive strength of not less than 400 MPa, a bacteriostatic duration of not less than 8 hours, and a folding resistance of not less than 1900 times.
- In the third aspect, the invention provides an application of the tea-based composite board to environmental-friendly furniture products, such as indoor furniture, kitchen and bathroom plate products, doors, floors, and the like.
- Compared with the prior art, the preparation method has the advantages that it can effectively solve the problems of serious waste and excessive waste materials in the current tea industry in China, and fully utilize the coffee powder in the food waste materials. The tea-based composite board is simple to prepare, with mild conditions, and has the advantages of biodegradability, bacteriostasis, hygroscopicity, high strength and low cost. Moreover, it has the characteristics of tea leaf fiber adsorption and odor release, and can be fully biodegradable. Furthermore, the tea-based composite board can serve as a viable substitute for the superior wood in the contemporary market. It is characterized by multiple edges and arbitrary shapes, and can be used in conjunction with a variety of extension building materials, thus offering diversified and far-reaching application possibilities.
- In the description of the invention, it should be noted that, unless otherwise specified in the embodiments, conventional conditions or conditions recommended by the manufacturer shall be adopted. Reagents or instruments employed are of conventional type and can be procured from the market.
- The present invention is further described in detail below in combination with embodiments, to help those skilled in the art have a more complete, accurate, and in-depth understanding of the inventive concept and the technical solution of the invention. The scope of protection of the invention includes, but is not limited to, the following embodiments. Any modifications made to the details and form of the technical solution of the invention, without departing from the spirit and scope of the application, fall within the scope of protection of the invention.
- In the embodiments, a method for preparing the tea pectin cellulose comprises the steps of drying and sterilizing on at least one of the tea stems, tea leaves, and the tea residues, crushing and grinding into powder, cooking at 70° C., squeezing; water extracting to obtain the tea pectin cellulose, filtering, and drying.
- The embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
-
- Step 1: Weighing the raw materials in the following proportions: 60 parts of waste tea residues, 35 parts of tea stems, 20 parts of straw powder, 20 parts of tea pectin cellulose, 40 parts of coffee residues, 3 parts of a compatibilizer, 1.5 parts of a lubricant, 2 parts of a colorant, 1 part of an antioxidant, and 1 part of stabilizer, wherein the water content of the coffee residues is not higher than 10%;
- Step 2: Soaking the tea stems in water at 70° C., performing through cleaning, performing drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes;
- Step 3: Mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the compatibilizer, and the lubricant at 140° C. for 20 min;
- Step 4: Lowering the temperature to 55° C., further adding the colorant, the antioxidant and the stabilizer, performing uniform mixing, and performing hydro-molding at 80° C. to obtain the tea-based composite board.
- The tea-based composite board of Embodiment 1 is tested, with the testing result of a compressive strength being 418 MPa, a bacteriostatic time being over 10 hours, a folding resistance being up to 1985 times, and strong moisture absorption ability.
- The embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
-
- Step 1: Weighing the raw materials in the following proportions: 40 parts of waste tea residues, 35 parts of tea stems, 20 parts of straw powder, 20 parts of tea pectin cellulose, 30 parts of coffee residues, 3 parts of a compatibilizer, 1 part of a lubricant, 3 parts of a colorant, 3 parts of an antioxidant, 1 part of stabilizer, and 20 parts of reinforced resin glass fiber powder, wherein the water content of the coffee residues is not higher than 10%;
- Step 2: Soaking the tea stems in water at 80° C., performing through cleaning, performing drying in the air, and performing grinding to obtain tea powder with a mesh size of 10-20 meshes;
- step 3: mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the compatibilizer, and the lubricant at 140 DEG. C for 25 minutes;
- Step 4: Lowering the temperature to 50° C., further adding the colorant, the antioxidant and the stabilizer, performing uniform mixing, and performing hydro-molding at 80° C. to obtain the tea-based composite board.
- The tea-based composite board of Embodiment 1 is tested, with the testing result of a compressive strength being 429 MPa, a bacteriostatic time being 8.5 hours, a folding resistance being up to 1922 times, and strong moisture absorption ability.
- The embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
-
- Step 1: Weighing the raw materials in the following proportions: 30 parts of waste tea residues, 50 parts of tea stems, 15 parts of straw powder, 30 parts of tea pectin cellulose, 30 parts of coffee residues, 4 parts of a compatibilizer, 1 part of a lubricant, 1 part of a colorant, 2 parts of an antioxidant, 2 parts of stabilizer, and 35 parts of industrial wood powder, wherein the water content of the coffee residues is not higher than 10%;
- Step 2: Soaking the tea stems in water at 70° C., performing through cleaning, performing drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes;
- Step 3: Mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the industrial wood powder, the compatibilizer, and the lubricant at 120° C. for 30 minutes;
- Step 4: Lowering the temperature to 55° C., further adding the colorant, the antioxidant and the stabilizer, performing uniform mixing, and performing hydro-molding at 80° C. to obtain the tea-based composite board.
- The tea-based composite board of Embodiment 1 has been tested and found to possess a compressive strength being 408 MPa, a bacteriostatic time of greater than 10 hours, a folding resistance up to 1943 times, and strong moisture absorption capabilities.
- The embodiment provides a method for preparing a tea-based composite board, wherein the method comprises the steps of:
-
- Step 1: Weighing the raw materials in the following proportions: 30 parts of waste tea residues, 40 parts of tea stems, 30 parts of straw powder, 10 parts of tea pectin cellulose, 40 parts of coffee residues, 5 parts of a compatibilizer, 0.5 part of a lubricant, 3 parts of a colorant, 3 parts of an antioxidant, 0.5 part of stabilizer, 20 parts of industrial wood powder, and 20 parts of reinforced resin glass fiber powder, wherein the water content of the coffee residues is not higher than 10%;
- Step 2: Soaking the tea stems in water at 70° C., performing through cleaning, performing drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes;
- Step 3: Mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the industrial wood powder, the compatibilizer, and the lubricant at 140° C. for 20 minutes;
- Step 4: Lowering the temperature to 55° C., further adding the colorant, the antioxidant and the stabilizer, performing uniform mixing, and performing hydro-molding at 80° C. to obtain the tea-based composite board.
- The tea-based composite board of Embodiment 1 has been tested and found to possess a compressive strength being 421 MPa, a bacteriostatic time of greater than 10 hours, a folding resistance up to 1962 times, and strong moisture absorption capabilities.
- The tea-based composite board thus prepared can be utilized as a substitute for the high-grade woods currently available in the market for any furniture products.
- The above embodiments are merely illustrative of several implementations of the invention, and the description thereof is more specific and detailed. However, these embodiments may not be construed as a limitation to the patentable scope of the invention. It should be pointed out that several variations and improvements may be made by those of ordinary skill in the art without departing from the conception of the invention, but such variations and improvements should fall within the protection scope of the invention. Therefore, the scope of protection of the invention patent should be subjected to the appended claims.
Claims (8)
1. A method for preparing a tea-based composite board, comprising steps of:
Step 1: weighing raw material components in the following proportions: 60-70 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, and 0.1-3 parts of a stabilizer;
Step 2: soaking the tea stems in water at 60-80° C., performing through cleaning, drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes;
Step 3: mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the compatibilizer, and the lubricant at 120-150° C. for 20-30 min;
Step 4: lowering the temperature to 50-60° C., further adding the colorant, the antioxidant and the stabilizer, performing uniform mixing, and performing hydro-molding at 50-118° C. to obtain the tea-based composite board.
2. The method for preparing a tea-based composite board of claim 1 , wherein the raw material components are replaced by: 40-50 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, and 15-30 parts of reinforced resin glass fiber powder.
3. The method for preparing a tea-based composite board of claim 2 , further comprising a step of mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 minutes, when the raw materials comprise the reinforced resin glass fiber powder
4. The method for preparing a tea-based composite board of claim 1 , wherein the raw material components are replaced by: 30-40 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, and 30-40 parts of industrial wood powder.
5. The method for preparing a tea-based composite board of claim 4 , further comprising a step of mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 minutes, when the raw materials comprise the reinforced resin glass fiber powder
6. The method for preparing a tea-based composite board of claim 1 , wherein the raw material components are replaced by: 30-40 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, 0.1-3 parts of a stabilizer, 20-30 parts of the industrial wood powder, and 15-20 parts of reinforced resin glass fiber powder.
7. The method for preparing a tea-based composite board of claim 6 , further comprising a step of mixing of the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the reinforced resin glass fiber powder, the compatibilizer, and the lubricant at 120-150° C. for 20-30 minutes, when the raw materials comprise the reinforced resin glass fiber powder
8. The method for preparing a tea-based composite board of claim 1 , further comprising a step of preparing tea pectin cellulose that comprises steps of: drying and sterilizing on at least one of the tea stems, tea leaves, and the tea residues, crushing and grinding into powder, cooking at 60-80° C., squeezing; water extracting to obtain the tea pectin cellulose, filtering, and drying.
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CN105419371B (en) * | 2015-12-18 | 2018-02-09 | 南京聚锋新材料有限公司 | One plant tea plastic composite materials and preparation method thereof |
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