CN115678303A - Wood-plastic floor and manufacturing method thereof - Google Patents
Wood-plastic floor and manufacturing method thereof Download PDFInfo
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- CN115678303A CN115678303A CN202211307696.3A CN202211307696A CN115678303A CN 115678303 A CN115678303 A CN 115678303A CN 202211307696 A CN202211307696 A CN 202211307696A CN 115678303 A CN115678303 A CN 115678303A
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- 239000004033 plastic Substances 0.000 title claims abstract description 67
- 229920003023 plastic Polymers 0.000 title claims abstract description 67
- 238000004519 manufacturing process Methods 0.000 title description 4
- 239000000843 powder Substances 0.000 claims abstract description 127
- 239000000835 fiber Substances 0.000 claims abstract description 95
- 239000002028 Biomass Substances 0.000 claims abstract description 73
- 239000007822 coupling agent Substances 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims abstract description 41
- 239000010410 layer Substances 0.000 claims abstract description 33
- 239000002344 surface layer Substances 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 21
- 239000002023 wood Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000003963 antioxidant agent Substances 0.000 claims description 23
- 230000003078 antioxidant effect Effects 0.000 claims description 18
- 239000004611 light stabiliser Substances 0.000 claims description 13
- 239000000314 lubricant Substances 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- 239000004014 plasticizer Substances 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- -1 compatibilizers Substances 0.000 claims description 9
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 6
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000010902 straw Substances 0.000 claims description 4
- 150000004645 aluminates Chemical class 0.000 claims description 3
- 239000000052 vinegar Substances 0.000 claims description 2
- 235000021419 vinegar Nutrition 0.000 claims description 2
- 238000009408 flooring Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000010521 absorption reaction Methods 0.000 abstract description 9
- 238000005336 cracking Methods 0.000 abstract description 4
- 230000008961 swelling Effects 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- 238000003763 carbonization Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 5
- 239000011976 maleic acid Substances 0.000 description 5
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid group Chemical group C(\C=C/C(=O)O)(=O)O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 5
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 5
- 239000004709 Chlorinated polyethylene Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 235000013312 flour Nutrition 0.000 description 3
- 239000010690 paraffinic oil Substances 0.000 description 3
- 239000011941 photocatalyst Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 229920001587 Wood-plastic composite Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000011155 wood-plastic composite Substances 0.000 description 1
Landscapes
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The wood-plastic floor comprises a bottom layer and a surface layer, wherein the bottom layer comprises the following raw materials in parts by weight: 20 to 25 parts of plastic powder, 65 to 70 parts of biomass fiber powder, 3 to 4 parts of coupling agent and 6 to 7 parts of first auxiliary agent; wherein the biological fiber powder is carbonized biological fiber powder obtained by heat treatment; the biomass fiber powder in the bottom material of the wood-plastic floor is carbonized, so that the characteristic that the biomass fiber powder is easy to absorb water is avoided, and the wood powder is prevented from swelling in the wood-plastic floor due to water absorption, so that the problems of warping, cracking and the like of the floor caused by swelling in the long-term use process are avoided.
Description
Technical Field
The invention belongs to the technical field of building decoration materials, and particularly relates to a wood-plastic floor and a manufacturing method thereof.
Background
Currently, in the field of decoration, outdoor floor paving materials are generally various anticorrosive wood floors, carbonized wood floors or composite wood floors. The wooden floor has comfortable foot feeling, but the problems of expansion deformation, warping cracking and the like often occur in use. The wood-plastic floor is a novel environment-friendly wood-plastic composite product, is mainly formed by compounding wood powder plant fibers, thermoplastic high polymer materials, processing aids and the like, is a high-tech green environment-friendly material which is prepared by uniformly mixing and then heating and extruding through die equipment, has the performance and characteristics of wood and plastic, and can replace novel environment-friendly high-tech materials of wood and plastic. As a wood-plastic material of an outdoor floor, the wood-plastic material with high wood flour content is in outdoor frequent contact with water, is easy to absorb water, and has the phenomenon of expansion and cracking, so that the service life of the wood board is seriously influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a wood-plastic floor and a manufacturing method thereof. The problem that the wood-plastic floor with high wood flour content is easy to crack in the using process is solved through carbonization modification of the fiber wood flour.
The specific technical scheme of the invention is as follows:
the wood-plastic floor comprises a bottom layer and a surface layer, wherein the bottom layer comprises the following raw materials in parts by weight: 20 to 25 parts of plastic powder, 65 to 70 parts of biomass fiber powder, 3 to 4 parts of coupling agent and 6 to 7 parts of first auxiliary agent; wherein the biological fiber powder is carbonized biological fiber powder obtained by heat treatment.
In the prior art, wood-plastic floors for households usually crack under the action of long-term humidity, insolation and the like in order to ensure that the floors are always in contact with a humid environment outdoors, so that the service life of the outdoor floors is seriously shortened; if more biomass fiber powder is added into the floor, more biomass fiber powder can adsorb moisture more easily in a humid environment, so that the wood-plastic floor is caused to bulge and the like, and the use of the wood-plastic floor is seriously influenced.
According to the technical scheme, the biomass fiber powder in the bottom layer material of the wood-plastic floor bottom layer material is carbonized, so that the characteristic that the biomass fiber powder is easy to absorb water is avoided, and the floor is prevented from swelling due to water absorption of the wood powder in the wood-plastic floor, so that the problems of upwarp, cracking and the like of the floor due to swelling in the long-term use process are avoided; meanwhile, after the biomass fiber powder in the bottom layer material is carbonized, the water absorption capacity of the biomass fiber powder is weakened, and the adaptability of the floor to a humid environment is greatly improved.
Preferably, the biomass fiber powder is selected from one or more of straw powder, wood powder and bamboo powder.
Preferably, the first auxiliary agent at least comprises a compatilizer and an antioxidant.
Preferably, in the above technical solution of the present invention, the raw material of the surface layer comprises, in parts by weight: 55 to 60 parts of plastic powder, 25 to 30 parts of biomass fiber powder, 5 to 6 parts of coupling agent and 9 to 10 parts of second auxiliary agent; the second auxiliary agent at least comprises: light stabilizers, compatibilizers, lubricants, antioxidants, and plasticizers.
As the optimization of the technical scheme of the invention, the biological fiber powder needs to be modified by a coupling agent after being carbonized; the carbonized biological fiber powder is modified, so that the bonding strength of the carbonized biological fiber powder and the plastic powder is improved, and the adverse effect caused by carbonization is reduced.
The invention also aims to provide a preparation method of the wood-plastic floor, which comprises the following steps:
s1, pretreatment of biomass fibers
Isolating the biomass fiber powder from air and heating to obtain carbonized biomass fiber powder; mixing carbonized biomass fiber powder with a coupling agent to obtain modified carbonized biomass fiber powder;
s2, preparation of bottom layer material and surface layer material
Taking 20 to 25 parts of plastic powder, 65 to 70 parts of modified carbonized biomass fiber powder, 3 to 4 parts of coupling agent, 4 to 5 parts of compatilizer and 1 to 2 parts of antioxidant, and stirring and mixing uniformly to prepare a primer material; taking 50 to 55 parts of plastic powder, 30 to 35 parts of biomass fiber powder, 5 to 6 parts of coupling agent, 2 to 2.5 parts of light stabilizer, 1 to 2 parts of compatilizer, 3 to 3.5 parts of lubricant, 1 to 1.5 parts of antioxidant and 1 to 1.5 parts of plasticizer, and stirring and mixing uniformly to prepare a surface layer material;
and S3, respectively extruding the bottom layer material and the surface layer material in the step 2 to an extrusion head to obtain the wood-plastic floor.
In the above aspect of the present invention, in step S1, the heating temperature is preferably from 450 to 600 ℃ and the heating time is preferably from 10 to 15min.
Preferably, the fineness of the biomass fiber powder is 60 to 80 meshes.
Preferably, the compatibilizer is a maleic anhydride grafted compatibilizer.
As a preferable preference of the above technical solution of the present invention, the coupling agent is selected from one or more of silane coupling agents, vinegar coupling agents, and acetate coupling agents.
In conclusion, the invention has the beneficial effects that:
1. according to the invention, the biomass fiber powder is carbonized and then added into the floor, so that the outdoor environment adaptation capability of the high-biomass fiber powder floor is improved, and the overall performance of the wood-plastic floor is improved;
2. through the modification of the carbonized biological fiber, the carbonized biomass fiber powder is improved, and the influence of the carbonization of the biomass fiber powder on material fusion is reduced.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments.
Example 1
The wood-plastic floor comprises a bottom layer and a surface layer, wherein the bottom layer comprises the following raw materials in parts by weight: 20 parts of plastic powder, 70 parts of biomass fiber powder, 4 parts of coupling agent and 6 parts of first auxiliary agent; wherein the biological fiber powder is carbonized biological fiber powder obtained by heat treatment.
The biomass fiber powder is wood powder.
The first auxiliary agent comprises a compatilizer and an antioxidant.
The surface layer comprises the following raw materials in parts by weight: 55 parts of plastic powder, 30 parts of biomass fiber powder, 5 parts of coupling agent and 10 parts of second auxiliary agent; the second auxiliary agent at least comprises: light stabilizers, compatibilizers, lubricants, antioxidants and plasticizers.
The biological fiber powder needs to be modified by a coupling agent after carbonization treatment.
The invention also aims to provide a preparation method of the wood-plastic floor, which comprises the following steps:
s1, pretreatment of biomass fibers
Isolating the biomass fiber powder from air and heating to obtain carbonized biomass fiber powder; preparing a solution from a KH550 silane coupling agent and ethanol according to the volume ratio of 1: 5, putting carbonized biomass fiber powder into a high-speed mixing stirrer, spraying the coupling agent solution while stirring until the carbonized biomass fiber powder is fully and uniformly infiltrated by the coupling agent solution, taking out, and drying at 105 ℃ to obtain modified carbonized biomass fiber powder;
s2, preparation of bottom layer material and surface layer material
Taking 20 parts of plastic powder, 70 parts of modified carbonized biomass fiber powder, 4 parts of coupling agent, 4 parts of compatilizer and 2 parts of antioxidant, and uniformly stirring to obtain a bottom layer material; taking 55 parts of plastic powder, 30 parts of biomass fiber powder, 5 parts of coupling agent, 2 parts of light stabilizer, 1 part of compatilizer, 3 parts of lubricant, 1.5 parts of antioxidant and 1.5 parts of plasticizer, and uniformly stirring to obtain a surface layer material;
and S3, respectively extruding the bottom layer material and the surface layer material in the step 2 to an extrusion head to obtain the wood-plastic floor.
In step S1, the heating temperature is 450 ℃ and the heating time is 10min.
The fineness of the biomass fiber powder is 60 meshes.
The compatilizer is maleic anhydride grafted compatilizer.
The coupling agent is selected from one or more of silane coupling agents, qinzhou acetic acid coupling agents and aluminate coupling agents.
The lubricant is preferably a paraffinic oil.
The compatibilizer is preferably maleic anhydride grafted compatibilizer.
The impact resistant filler is preferably maleic acid grafted polyethylene.
The antioxidant is preferably antioxidant 1010.
The antibacterial layer is preferably a photocatalyst.
The light stabilizer is preferably chlorinated polyethylene.
Example 2
The wood-plastic floor comprises a bottom layer and a surface layer, wherein the bottom layer comprises the following raw materials in parts by weight: 22.5 parts of plastic powder, 67.5 parts of biomass fiber powder, 4 parts of coupling agent and 6 parts of first auxiliary agent; wherein the biological fiber powder is carbonized biological fiber powder obtained by heat treatment.
The biomass fiber powder is selected from one or more of straw powder, wood powder and bamboo powder.
The first auxiliary agent at least comprises a compatilizer and an antioxidant.
The surface layer comprises the following raw materials in parts by weight: 55 parts of plastic powder, 30 parts of biomass fiber powder, 5 parts of coupling agent and 10 parts of second auxiliary agent; the second auxiliary agent at least comprises: light stabilizers, compatibilizers, lubricants, antioxidants and plasticizers.
The biological fiber powder needs to be modified by a coupling agent after carbonization treatment.
The invention also aims to provide a preparation method of the wood-plastic floor, which comprises the following steps:
s1, pretreatment of biomass fibers
Isolating the biomass fiber powder from air and heating to obtain carbonized biomass fiber powder; preparing a solution from a KH550 silane coupling agent and ethanol according to the volume ratio of 1: 5, putting carbonized biomass fiber powder into a high-speed mixing stirrer, spraying the coupling agent solution while stirring until the carbonized biomass fiber powder is fully and uniformly soaked by the coupling agent solution, taking out, and drying at 105 ℃ to obtain modified carbonized biomass fiber powder;
s2, preparation of bottom layer material and surface layer material
Taking 22.5 parts of plastic powder, 67.5 parts of biomass fiber powder, 4 parts of coupling agent, 4 parts of compatilizer and 2 parts of antioxidant, and stirring and uniformly mixing to obtain a bottom layer material; taking 55 parts of plastic powder, 30 parts of biomass fiber powder, 5 parts of coupling agent, 2 parts of light stabilizer, 1 part of compatilizer, 3 parts of lubricant, 1.5 parts of antioxidant and 1.5 parts of plasticizer, and uniformly stirring to obtain a surface layer material;
and S3, respectively extruding the bottom layer material and the surface layer material in the step 2 to an extrusion head to obtain the wood-plastic floor.
In step S1, the heating temperature is 600 ℃ and the heating time is 15min.
The fineness of the biomass fiber powder is 80 meshes.
The compatilizer is maleic acid graft compatilizer.
The coupling agent is selected from one or more of silane coupling agents, vinyl acetate coupling agents and aluminate acetate coupling agents.
The lubricant is preferably a paraffinic oil.
The compatibilizer is preferably a maleic anhydride graft compatibilizer.
The impact resistant filler is preferably maleic acid grafted polyethylene.
The antioxidant is preferably antioxidant 1010.
The antibacterial layer is preferably a photocatalyst.
The light stabilizer is preferably chlorinated polyethylene.
Example 3
The wood-plastic floor comprises a bottom layer and a surface layer, wherein the bottom layer comprises the following raw materials in parts by weight: 25 parts of plastic powder, 65 parts of biomass fiber powder, 3 parts of a coupling agent and 7 parts of a first auxiliary agent; wherein the biological fiber powder is carbonized biological fiber powder obtained by heat treatment.
The biomass fiber powder is selected from one or more of straw powder, wood powder and bamboo powder.
The first auxiliary agent at least comprises a compatilizer and an antioxidant.
The surface layer comprises the following raw materials in parts by weight: 55 parts of plastic powder, 30 parts of biomass fiber powder, 5 parts of coupling agent and 10 parts of second auxiliary agent; the second auxiliary agent at least comprises: light stabilizers, compatibilizers, lubricants, antioxidants and plasticizers.
The biological fiber powder needs to be modified by a coupling agent after carbonization treatment.
The invention also aims to provide a preparation method of the wood-plastic floor, which comprises the following steps:
s1, pretreatment of biomass fibers
Isolating the biomass fiber powder from air and heating to obtain carbonized biomass fiber powder; preparing a solution from a KH550 silane coupling agent and ethanol according to the volume ratio of 1: 5, putting carbonized biomass fiber powder into a high-speed mixing stirrer, spraying the coupling agent solution while stirring until the carbonized biomass fiber powder is fully and uniformly infiltrated by the coupling agent solution, taking out, and drying at 105 ℃ to obtain modified carbonized biomass fiber powder;
s2, preparation of bottom layer material and surface layer material
Taking 25 parts of plastic powder, 65 parts of modified carbonized biomass fiber powder, 3 parts of coupling agent, 5 parts of compatilizer and 2 parts of antioxidant, and stirring and uniformly mixing to obtain a bottom layer material; taking 55 parts of plastic powder, 30 parts of biomass fiber powder, 5 parts of coupling agent, 2 parts of light stabilizer, 1 part of compatilizer, 3 parts of lubricant, 1.5 parts of antioxidant and 1.5 parts of plasticizer, and stirring and mixing uniformly to prepare a surface layer material;
and S3, respectively extruding the bottom layer material and the surface layer material in the step 2 to an extrusion head for extrusion to obtain the wood-plastic floor.
In step S1, the heating temperature is 450 ℃ and the heating time is 10min.
The fineness of the biomass fiber powder is 60 meshes.
The compatilizer is maleic acid graft compatilizer.
The coupling agent is selected from one or more of silane coupling agents, qinzhou acetic acid coupling agents and aluminate coupling agents.
The lubricant is preferably a paraffinic oil.
The compatibilizer is preferably a maleic anhydride graft compatibilizer.
The impact resistant filler is preferably maleic acid grafted polyethylene.
The antioxidant is preferably antioxidant 1010.
The antibacterial layer is preferably a photocatalyst.
The light stabilizer is preferably chlorinated polyethylene.
Comparative example 1
The wood-plastic floor comprises a bottom layer and a surface layer, wherein the bottom layer comprises the following raw materials in parts by weight: 25 parts of plastic powder, 65 parts of biomass fiber powder, 3 parts of a coupling agent and 7 parts of a first auxiliary agent.
The comparative example differs from example 1 in that the biomass fiber powder used was not carbonized.
The following experiments were carried out on the wood-plastic floors provided in the above examples 1 to 3 and comparative examples:
1. water absorption test: testing according to a water absorption testing method in GB/T17657-2013;
2. rate of change of water absorption size: testing according to a water absorption size change rate testing method in GB/T24598-2020; the test results were as follows:
as can be seen from the above table, the water absorption rate and the water absorption dimension change rate of the floor provided in this embodiment are both improved.
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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The wood-plastic floor comprises a bottom layer and a surface layer, and is characterized in that the bottom layer comprises the following raw materials in parts by weight: 20 to 25 parts of plastic powder, 65 to 70 parts of biomass fiber powder, 3 to 4 parts of coupling agent and 6 to 7 parts of first auxiliary agent; wherein the biological fiber powder is carbonized biological fiber powder obtained by heat treatment.
2. The wood-plastic floor as claimed in claim 1, wherein the biomass fiber powder is selected from one or more of straw powder, wood powder and bamboo powder.
3. The wood-plastic floor as claimed in claim 1, wherein the first aid comprises at least a compatibilizer and an antioxidant.
4. The wood-plastic floor as claimed in claim 1, wherein the surface layer comprises the following raw materials in parts by weight: 55 to 60 parts of plastic powder, 30 to 35 parts of biomass fiber powder, 5 to 6 parts of coupling agent and 4 to 5 parts of second auxiliary agent; the second auxiliary agent at least comprises: light stabilizers, compatibilizers, lubricants, antioxidants, and plasticizers.
5. The wood-plastic floor board according to claim 1, wherein the carbonized biological fiber powder is modified carbonized biological powder treated by a coupling agent.
6. The method for preparing a wood-plastic flooring according to claim 1, comprising the steps of:
s1, pretreatment of biomass fibers
Isolating the biomass fiber powder from air and heating to obtain carbonized biomass fiber powder; mixing carbonized biomass fiber powder with a coupling agent to obtain modified carbonized biomass fiber powder;
s2, preparation of bottom layer material and surface layer material
Taking 20 to 25 parts of plastic powder, 65 to 70 parts of modified carbonized biomass fiber powder, 3 to 4 parts of coupling agent, 4 to 5 parts of compatilizer and 1 to 2 parts of antioxidant, and stirring and mixing uniformly to prepare a primer material; taking 50 to 55 parts of plastic powder, 30 to 35 parts of biomass fiber powder, 5 to 6 parts of coupling agent, 2 to 2.5 parts of light stabilizer, 1 to 2 parts of compatilizer, 3 to 3.5 parts of lubricant, 1 to 1.5 parts of antioxidant and 1 to 1.5 parts of plasticizer, and stirring and mixing uniformly to prepare a surface layer material;
and S3, respectively extruding the bottom layer material and the surface layer material in the step S2 to an extrusion head to obtain the wood-plastic floor.
7. The method for preparing a wood-plastic floor as claimed in claim 6, wherein the heating temperature in step S1 is 450 to 600 ℃, and the heating time is 10 to 15min.
8. The preparation method of the wood-plastic floor as claimed in claim 6, wherein the fineness of the biomass fiber powder is 60 to 80 meshes.
9. The method for preparing a wood-plastic floor as claimed in claim 6, wherein the compatibilizer is maleic anhydride graft compatibilizer.
10. A method for preparing a wood-plastic floor according to claim 6, wherein the coupling agent is one or more selected from silane coupling agents, vinegar coupling agents, and aluminate coupling agents.
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| CN202211307696.3A CN115678303A (en) | 2022-10-25 | 2022-10-25 | Wood-plastic floor and manufacturing method thereof |
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| CN202211307696.3A CN115678303A (en) | 2022-10-25 | 2022-10-25 | Wood-plastic floor and manufacturing method thereof |
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2022
- 2022-10-25 CN CN202211307696.3A patent/CN115678303A/en active Pending
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| CN101596732A (en) * | 2009-06-12 | 2009-12-09 | 浙江世友木业有限公司 | The production method of wood-plastic composite floor |
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