CN112694765A - Degradable biomass floor and preparation method thereof - Google Patents
Degradable biomass floor and preparation method thereof Download PDFInfo
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- CN112694765A CN112694765A CN202011216913.9A CN202011216913A CN112694765A CN 112694765 A CN112694765 A CN 112694765A CN 202011216913 A CN202011216913 A CN 202011216913A CN 112694765 A CN112694765 A CN 112694765A
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/001—Producing wall or panel-like structures, e.g. for hulls, fuselages, or buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
- E04F15/105—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials of organic plastics with or without reinforcements or filling materials
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/16—Halogen-containing compounds
- C08K2003/162—Calcium, strontium or barium halides, e.g. calcium, strontium or barium chloride
-
- 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
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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention belongs to the technical field of floors, and particularly relates to a degradable biomass floor and a preparation method thereof, wherein the degradable biomass floor comprises a wood floor which is formed by injection molding of pure degradable resin, and the pure degradable resin comprises the following components in parts by weight: 100 parts of modified straw powder, 5-10 parts of isocyanate, 50-80 parts of resin, 5-8 parts of lubricant, 30-40 parts of inorganic filler, 1-3 parts of acrylamide, 10-20 parts of cross-linking agent, 5-10 parts of corn starch, 4-8 parts of maleic anhydride and 15-20 parts of biodegradable polyester.
Description
Technical Field
The invention belongs to the technical field of floors, and particularly relates to a degradable biomass floor and a preparation method thereof.
Background
Floor, i.e. the surface layer of the floor or floor of a house. Made of wood or other material. There are many classifications of floors, classified by structure: solid wood floors, laminate wood floors, three-layer solid wood laminate floors, bamboo and wood floors, anti-corrosion floors, cork floors, and the most popular multilayer solid wood laminate floors; classified by use are: household, commercial, antistatic floors, outdoor floors, floors dedicated to stage dancing, floors dedicated to sports stadiums, floors dedicated to track and field, etc.; the environmental protection grades are classified as follows: e0 grade floor, E1 grade floor, F4 grade floor, JAS star standard F4 star floor, and the like.
Along with the enhancement of environmental protection consciousness, the treatment to current abandonment floor is more and more taken into account by people, wherein no matter wood floor and intensive composite material floor, the probability that can be by reutilization is all little, and the abandonment floor degradation after the processing is difficult, has very big pollution to the environment.
Disclosure of Invention
The invention aims to provide a degradable biomass floor and a preparation method thereof, overcomes the defects of the prior art, and solves the problem of high difficulty in degrading the floor in the prior art.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the degradable biomass floor comprises a wood floor which is formed by injection molding of pure degradable resin, wherein the pure degradable resin comprises the following components in parts by weight: 100 parts of modified straw powder, 5-10 parts of isocyanate, 50-80 parts of resin, 5-8 parts of lubricant, 30-40 parts of inorganic filler, 1-3 parts of acrylamide, 10-20 parts of cross-linking agent, 5-10 parts of corn starch, 4-8 parts of maleic anhydride and 15-20 parts of biodegradable polyester.
Further, the biodegradable polyester comprises the following components in parts by weight: one or more of polylactic acid, polyhydroxyalkanoate, polybutylene succinate, polybutylene adipate-co-polybutylene succinate, polybutylene adipate-terephthalate, polybutylene succinate-terephthalate and polybutylene sebacate-terephthalate.
Further, the inorganic filler is one or more of talcum powder, montmorillonite, kaolin, graphite, gypsum, conductive carbon black, calcium chloride, ferric oxide, dolomite, silicon dioxide, wollastonite, titanium dioxide, silicate, mica, glass fiber and mineral fiber.
A preparation method of a degradable biomass floor is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
firstly, crushing the dried and defoliated straws into 50-200 meshes by using a crusher, modifying for 15min by microwave radiation of 100-300W to obtain modified straw particles, and grinding the modified straw particles into modified straw powder of 5-20 meshes for later use:
adding the modified straw powder, maleic anhydride and biodegradable polyester into stirring equipment, uniformly mixing, adding corn starch and a lubricant, and stirring the uniformly mixed biomass mixture again;
adding isocyanate, resin, acrylamide and a cross-linking agent into high-mixing equipment, and heating the equipment to 85 ℃ for mixing for 10-20 min;
step four, adding inorganic filler into the high-mixing equipment in the step three, and heating the equipment to 95 ℃ for mixing for 10 min;
step five, reducing the temperature of the high-mixing equipment in the step four to 80 ℃, adding the biomass mixture into the high-mixing equipment, and mixing for 30-50 min;
step six, extruding, granulating and cooling the mixture mixed in the step five to obtain pure degradable resin;
and step seven, adding the pure degradable resin prepared in the step six into an injection molding machine to form the wood floor by injection molding.
Compared with the prior art, the invention has the following beneficial effects:
according to the degradable biomass floor and the preparation method thereof, the wood floor is directly formed by injection molding of the pure degradable resin, so that the degradable biomass floor has good degradability, is integrally formed, and is stable in structure and high in comfort level.
Drawings
Fig. 1 is a schematic structural diagram of a degradable biomass floor.
Fig. 2 is a schematic structural diagram of a degradable straw-based biomass floor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in the figure, the degradable straw-based biomass floor provided by the invention comprises a degradable straw filler 1 positioned in the middle and a pure degradable resin 2 wrapped outside the degradable straw filler,
example two
As shown in the figure, the degradable biomass floor provided by the invention comprises a wood floor 3 which is formed by injection molding of pure degradable resin.
EXAMPLE III
The degradable straw filler comprises the following components in parts by weight: 100 parts of modified straw particles, 30-50 parts of inorganic filler, 10-20 parts of biodegradable polyester, 1-10 parts of straw bacteriostatic agent and 30-50 parts of pure degradable resin.
Further, the biodegradable polyester comprises the following components in parts by weight: one or more of polylactic acid, polyhydroxyalkanoate, polybutylene succinate, polybutylene adipate-co-polybutylene succinate, polybutylene adipate-terephthalate, polybutylene succinate-terephthalate and polybutylene sebacate-terephthalate.
Further, the straw bacteriostatic agent comprises the following components in parts by weight: 0.5-10 parts of chitosan, 0.01-1 part of silver nitrate, 0.05-1 part of curcumin, 0.05-1 part of procyanidine, 6 parts of starch, 0.1-20 parts of cellulose and 0.1-5 parts of guar gum.
Further, the inorganic filler is one or more of talcum powder, montmorillonite, kaolin, graphite, gypsum, conductive carbon black, calcium chloride, ferric oxide, dolomite, silicon dioxide, wollastonite, titanium dioxide, silicate, mica, glass fiber and mineral fiber.
Example four
A preparation method of a degradable straw-based biomass floor is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
firstly, crushing dried and defoliated straws into 50-200 meshes by using a crusher, modifying for 15min by microwave radiation of 100-300W to obtain modified straw particles, grinding part of the modified straw particles into modified straw powder of 5-20 meshes for later use, mixing the modified straws with an inorganic filler and biodegradable polyester, and performing secondary granulation by using a granulator after mixing, wherein the particle size is 1-2 MM;
step two, uniformly spreading straw bacteriostatic agents outside the particles prepared in the step one, and finally drying;
melting the pure degradable resin, pouring the particles prepared in the step two, stirring and mixing, preparing a plate I by using a mould, cutting the plate I into the size of the floor for later use, wherein the mixing ratio is that the particles are 3: 1;
and step four, adding pure degradable resin into an injection molding machine, supporting the cut plate I in the middle by using a mold, and wrapping the pure degradable resin outside the cut plate I by using the injection molding machine and the mold to form the finished floor.
EXAMPLE five
Further, the preparation method of the pure degradable resin comprises the following steps:
adding modified straw powder, maleic anhydride and biodegradable polyester into stirring equipment, uniformly mixing, adding corn starch and a lubricant, and stirring the uniformly mixed biomass mixture again;
adding isocyanate, resin, acrylamide and a cross-linking agent into high-mixing equipment, and heating the equipment to 85 ℃ for mixing for 10-20 min;
step three, adding inorganic filler into the high-mixing equipment in the step two, and heating the equipment to 95 ℃ for mixing for 10 min;
step four, reducing the temperature of the high-speed mixing equipment in the step three to 80 ℃, adding the biomass mixture into the high-speed mixing equipment, and mixing for 30-50 min;
and step five, extruding, granulating and cooling the mixture mixed in the step four to obtain the pure degradable resin.
Further, the pure degradable resin comprises the following components in parts by weight: 100 parts of modified straw powder, 5-10 parts of isocyanate, 50-80 parts of resin, 5-8 parts of lubricant, 30-40 parts of inorganic filler, 1-3 parts of acrylamide, 10-20 parts of cross-linking agent, 5-10 parts of corn starch, 4-8 parts of maleic anhydride and 15-20 parts of biodegradable polyester.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. A degradable biomass floor is characterized in that: the wood floor comprises a wood floor which is formed by injection molding of pure degradable resin, wherein the pure degradable resin comprises the following components in parts by weight: 100 parts of modified straw powder, 5-10 parts of isocyanate, 50-80 parts of resin, 5-8 parts of lubricant, 30-40 parts of inorganic filler, 1-3 parts of acrylamide, 10-20 parts of cross-linking agent, 5-10 parts of corn starch, 4-8 parts of maleic anhydride and 15-20 parts of biodegradable polyester.
2. The degradable biomass floor according to claim 1, wherein: the biodegradable polyester comprises the following components in parts by weight: one or more of polylactic acid, polyhydroxyalkanoate, polybutylene succinate, polybutylene adipate-co-polybutylene succinate, polybutylene adipate-terephthalate, polybutylene succinate-terephthalate and polybutylene sebacate-terephthalate.
3. The degradable biomass floor according to claim 1, wherein: the inorganic filler is one or more of talcum powder, montmorillonite, kaolin, graphite, gypsum, conductive carbon black, calcium chloride, iron oxide, dolomite, silicon dioxide, wollastonite, titanium dioxide, silicate, mica, glass fiber and mineral fiber.
4. A preparation method of a degradable biomass floor is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
firstly, crushing the dried and defoliated straws into 50-200 meshes by using a crusher, modifying for 15min by microwave radiation of 100-300W to obtain modified straw particles, and grinding the modified straw particles into modified straw powder of 5-20 meshes for later use:
adding the modified straw powder, maleic anhydride and biodegradable polyester into stirring equipment, uniformly mixing, adding corn starch and a lubricant, and stirring the uniformly mixed biomass mixture again;
adding isocyanate, resin, acrylamide and a cross-linking agent into high-mixing equipment, and heating the equipment to 85 ℃ for mixing for 10-20 min;
step four, adding inorganic filler into the high-mixing equipment in the step three, and heating the equipment to 95 ℃ for mixing for 10 min;
step five, reducing the temperature of the high-mixing equipment in the step four to 80 ℃, adding the biomass mixture into the high-mixing equipment, and mixing for 30-50 min;
step six, extruding, granulating and cooling the mixture mixed in the step five to obtain pure degradable resin;
and step seven, adding the pure degradable resin prepared in the step six into an injection molding machine to form the wood floor by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011216913.9A CN112694765A (en) | 2020-11-04 | 2020-11-04 | Degradable biomass floor and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011216913.9A CN112694765A (en) | 2020-11-04 | 2020-11-04 | Degradable biomass floor and preparation method thereof |
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| CN112694765A true CN112694765A (en) | 2021-04-23 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09300441A (en) * | 1996-05-10 | 1997-11-25 | Araco Corp | Manufacture of foamed resin material enclosed product |
| CN101298181A (en) * | 2008-06-19 | 2008-11-05 | 大连理工大学 | Co-injection molding apparatus |
| CN104631758A (en) * | 2015-01-13 | 2015-05-20 | 东北林业大学 | Wood-plastic composite floor and manufacturing method thereof |
| CN104672944A (en) * | 2015-03-10 | 2015-06-03 | 南京工业大学 | Preparation method of straw-plastic composite board |
| CN104910640A (en) * | 2015-06-02 | 2015-09-16 | 甘肃圣大方舟马铃薯变性淀粉有限公司 | Wood-plastic plate and preparation method thereof |
| CN110722861A (en) * | 2019-11-09 | 2020-01-24 | 安徽丰原乳酸聚酯材料有限公司 | Alkali lignin polylactic acid resin composite environment-friendly board and preparation method thereof |
| CN111363320A (en) * | 2020-04-30 | 2020-07-03 | 珠海华润化学材料科技有限公司 | Modified polyester material, composite sandwich board prepared from modified polyester material and preparation method of composite sandwich board |
-
2020
- 2020-11-04 CN CN202011216913.9A patent/CN112694765A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09300441A (en) * | 1996-05-10 | 1997-11-25 | Araco Corp | Manufacture of foamed resin material enclosed product |
| CN101298181A (en) * | 2008-06-19 | 2008-11-05 | 大连理工大学 | Co-injection molding apparatus |
| CN104631758A (en) * | 2015-01-13 | 2015-05-20 | 东北林业大学 | Wood-plastic composite floor and manufacturing method thereof |
| CN104672944A (en) * | 2015-03-10 | 2015-06-03 | 南京工业大学 | Preparation method of straw-plastic composite board |
| CN104910640A (en) * | 2015-06-02 | 2015-09-16 | 甘肃圣大方舟马铃薯变性淀粉有限公司 | Wood-plastic plate and preparation method thereof |
| CN110722861A (en) * | 2019-11-09 | 2020-01-24 | 安徽丰原乳酸聚酯材料有限公司 | Alkali lignin polylactic acid resin composite environment-friendly board and preparation method thereof |
| CN111363320A (en) * | 2020-04-30 | 2020-07-03 | 珠海华润化学材料科技有限公司 | Modified polyester material, composite sandwich board prepared from modified polyester material and preparation method of composite sandwich board |
Non-Patent Citations (1)
| Title |
|---|
| 甄广印等编著: "《农村生物质综合处理与资源化利用技术》", 31 January 2019, 冶金工业出版社 * |
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Application publication date: 20210423 |