CN105835204A - Carbonization high-strength corrosion-resistant modified recombination wood floor and manufacture method thereof - Google Patents
Carbonization high-strength corrosion-resistant modified recombination wood floor and manufacture method thereof Download PDFInfo
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- CN105835204A CN105835204A CN201610359484.8A CN201610359484A CN105835204A CN 105835204 A CN105835204 A CN 105835204A CN 201610359484 A CN201610359484 A CN 201610359484A CN 105835204 A CN105835204 A CN 105835204A
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- veneer
- carbonization
- drying
- wood floor
- moisture
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
- B27M3/04—Manufacture or reconditioning of specific semi-finished or finished articles of flooring elements, e.g. parqueting blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/06—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by burning or charring, e.g. cutting with hot wire
-
- 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
- E04F15/04—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members
Abstract
The invention provides a carbonization high-strength corrosion-resistant modified recombination wood floor and a manufacture method thereof. The carbonization high-strength corrosion-resistant modified recombination wood floor is good in corrosion-resistant effect and long in service life, is not easily oxidized or fractured, is high in hardness and strength, and can be adaptive to severe environments; and the problems that outdoor structure materials are fractured and deformed and the like are solved. According to the carbonization high-strength corrosion-resistant modified recombination wood floor, poplar wood, pine wood or birch wood is taken as a raw material; and the raw material is rotary-cut into veneers, and the veneers are subjected to drying carbonization, soaking, drying and moisture regaining, are pressed into group blanks to form recombination wood, and then are hacked into floors. The carbonization high-strength corrosion-resistant modified recombination wood floor has the following physical and mechanical properties: the density is 0.9-1.2 g/cm<3>; the hardness is 140-160 MPa; the static bending intensity is 160-190 MPa; the thickness swelling rate of water absorption is 0-2%; and the formaldehyde emission is 0.3-0.5 mg/L.
Description
Technical field
The present invention relates to floor, particularly a kind of carbonization high-strength corrosion-resistant modification recombinant wood floor and preparation method thereof.
Background technology
National green building material industry development now and domestic and international market are very big to high-performance outdoor structures materials demand, and existing outdoor material has the disadvantage that: 1. wildwood such as Fructus Ananadis comosi lattice, Tectona grandis L. F. etc., expends a large amount of precious forest reserves and price is high；2. preservative treatment wood such as CCA, ACQ etc., uses anti-corrosion agent to damage environment or the most mould proof, and the wood preservation degree of depth is inadequate, service life is short and is not fee from problems of crack；3, Wood-plastic material: oxidizable the causing in top layer comes off, and color pigments deficiency causes product to fade, easy buckling deformation etc.；4, outdoor anticorrosion bamboo wood: be easily broken off in some dry environment of the north.We constantly explore particularly in terms of heat treatment carbonization repetition test improve and have found the manufacture method of a kind of new material to solve the problems referred to above.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the present invention provides a kind of carbonization high-strength corrosion-resistant modification recombinant wood floor and preparation method thereof, its favorable anti-corrosion effect, service life is long, the most oxidizable, fracture, and hardness and intensity are high, it is adapted to harsh environment, solves the problems such as outdoor structures material cracks, deformation.
Carbonization high-strength corrosion-resistant modification recombinant wood floor of the present invention, with poplar, Masson Pine or birch as raw material, carried out being peeled into veneer, carry out again drying carbonization, soak, dry, get damp again, press is made Scrimber in group embryo, is hacked into floor the most again, its physical and mechanical property is: density is 0.9-1.2g/cm3, hardness is 140-160MPa, and MOR is 160-190MPa, and thickness swelling rate is 0-2%, and burst size of methanal is 0.3-0.5mg/L.
A kind of preparation method of carbonization high-strength wearable modification recombinant wood floor, it is made up of following steps, and 1) with poplar, Masson Pine or birch as raw material, carried out being peeled into veneer, the thickness of veneer is 1.5-2mm；2) carry out veneer in the environment closed drying carbonization, drying carbonization sequentially passes through and rises to 60 DEG C of three hours used times from 0 DEG C, 100 DEG C of five hours used times are risen to from 60 DEG C, 150 DEG C of six hours used times are risen to from 100 DEG C, rise to 190 DEG C of used times ten two to ten four hours from 150 DEG C, dry the Veneer moisture after carbonization below 2%；3) veneer after using modified alkyd resin glue water that step 2 is dried carbonization treatment soaks, soak time is 30-35 minute scope, and the pH value of glue is 10, solid content 40-45%, free phenol content is less than or equal to 1%, and free toluene content is less than or equal to 0.1%；4) to step 3 out after veneer dry, dry temperature 80-120 DEG C, drying time within 30 minutes, after drying moisture content be less than or equal to 3%；5) step 4 veneer out is carried out moisture regain process, get damp again 1-12 hour time, get damp again at place, Veneer moisture 8-10% after moisture regain；6) veneer out in step 5 is carried out press embryo in groups and make Scrimber；7) Scrimber made in step 6 is hacked, hack into the size required for floor.
The detailed process of the step 6 in the preparation method of above carbonization high-strength wearable modification recombinant wood floor is for sequentially passing through following steps: a. veneer is weighed, and calculates the weight of correspondence according to the densimeter being finally made Scrimber group material；B. the veneer after weighing arranges according to the texture correspondence being finally made recombinant material, forms " returning " font or " returning " font；C. the frame mould containing veneer enters press device, and then disposable solid model locking is ejected in first precompressed after 2 seconds；D., locked mode enters solidification road, and temperature is gradually increased to height the end of by and reaches 80-160 DEG C；E. locked mode is opened after going out to solidify 48 hours, to obtain more preferable solidification effect；F. the flitch moisture content after die sinking is below 10%；G. flitch in wood conditioning room 7-10 days, reaches the effect of not craze and transfiguration with the moisture content of identical natural air.
The present invention can substitute tradition hardwood natural timber completely, protects forest resources.Can substitute tradition anticorrosive wood, the degree of depth carbonization from inside to outside of this material, not add harmful substance, will not produce harmful substance in production process, antiseptic effect is longer for more preferable service life.Comparing this material with Wood-plastic material is that woodwork more gets close to nature and the most oxidizable, fracture.Hardness is compared higher with intensity.Different harsh and unforgiving environments is more adapted to such as: the most arid, moist etc. solve use that the problems such as tradition outdoor structures material cracks deformation are more suitable for such as log cabin, wooden bridge, plank road, handrail, skirting etc. compared with other outdoor anti-corrosion materials.
Detailed description of the invention
Hereinafter the detailed description of the invention of the present invention is described in further detail.
The technical scheme is that, carbonization high-strength corrosion-resistant modification recombinant wood floor of the present invention, with poplar, Masson Pine or birch as raw material, carried out being peeled into veneer, carry out again drying carbonization, soak, dry, get damp again, press is made Scrimber in group embryo, is hacked into floor the most again, its physical and mechanical property is: density is 0.9-1.2g/cm3, hardness is 140-160MPa, and MOR is 160-190MPa, and thickness swelling rate is 0-2%, and burst size of methanal is 0.3-0.5mg/L.
A kind of preparation method of carbonization high-strength wearable modification recombinant wood floor, it is made up of following steps, and 1) with poplar, Masson Pine or birch as raw material, carried out being peeled into veneer, the thickness of veneer is 1.5-2mm；2) carry out veneer in the environment closed drying carbonization, drying carbonization sequentially passes through and rises to 60 DEG C of three hours used times from 0 DEG C, 100 DEG C of five hours used times are risen to from 60 DEG C, 150 DEG C of six hours used times are risen to from 100 DEG C, rise to 190 DEG C of used times ten two to ten four hours from 150 DEG C, dry the Veneer moisture after carbonization below 2%；3) veneer after using modified alkyd resin glue water that step 2 is dried carbonization treatment soaks, soak time is 30-35 minute scope, and the pH value of glue is 10, solid content 40-45%, free phenol content is less than or equal to 1%, and free toluene content is less than or equal to 0.1%；4) to step 3 out after veneer dry, dry temperature 80-120 DEG C, drying time within 30 minutes, after drying moisture content be less than or equal to 3%；5) step 4 veneer out is carried out moisture regain process, get damp again 1-12 hour time, get damp again at place, Veneer moisture 8-10% after moisture regain；6) veneer out in step 5 is carried out press embryo in groups and make Scrimber；7) Scrimber made in step 6 is hacked, hack into the size required for floor.
The concrete grammar of above-mentioned steps 6 sequentially passes through following steps: a. veneer is weighed, and calculates the weight of correspondence according to the densimeter being finally made Scrimber group material；B. the veneer after weighing arranges according to the texture correspondence being finally made recombinant material, forms " returning " font or " returning " font；C. the frame mould containing veneer enters press device, and then disposable solid model locking is ejected in first precompressed after 2 seconds；D., locked mode enters solidification road, and temperature is gradually increased to height the end of by and reaches 80-160 DEG C；E. locked mode is opened after going out to solidify 48 hours, to obtain more preferable solidification effect；F. the flitch moisture content after die sinking is below 10%；G. flitch in wood conditioning room 7-10 days, reaches the effect of not craze and transfiguration with the moisture content of identical natural air.
Color inductivity of the present invention is good: after carbonization, color becomes gentle, thick and heavy, clean mark, similar to some precious natural seeds.Dimensional stability is higher.Biodurable: mould proof, anti-ant, microorganism effect are more preferable.Hydrophobicity is more preferable: waterproof durable performance boost is obvious.Fire protection flame retarding grade improves: can reach B1 level.Extend the service life of this material.Environmental protection: producing neutralization final finished will not welding.Impregnating glue of veneer after carbonization is inhaled colloidality and is obviously improved, and also avoids cracking to promote yields for finished product and makes the improvement of committed step.
The present invention is to apply high temperature that timber carries out homogeneity carbonization process under the conditions of without any chemical agent, making timber have anticorrosion and the effect of antibiont invasion and attack, its moisture content is low, the most hygroscopic, fat is not overflow in stable material quality, defat indeformable, complete, heat-proof quality is good, construction is simple, brushing is convenient, without special odor；Its Perishing prevention, anti-insect, resistance to deformation cracking, resistance to elevated temperatures also becomes the ideal material of the outdoors such as outdoor swimming pool view.
Embodiment 1,1) with poplar raw material, carried out being peeled into veneer, the thickness of veneer is 1.5mm；2) carry out veneer in the environment closed drying carbonization, drying carbonization sequentially passes through and rises to 60 DEG C of three hours used times from 0 DEG C, 100 DEG C of five hours used times are risen to from 60 DEG C, 150 DEG C of six hours used times are risen to from 100 DEG C, rising to 12 hours 190 DEG C of used times from 150 DEG C, drying the Veneer moisture after carbonization is 1.8%；3) veneer after using modified alkyd resin glue water that step 2 is dried carbonization treatment soaks, and soak time is 32 minutes, and the pH value of glue is 10, solid content 40%, free phenol content 1%, free toluene content 0.1%；4) to step 3 out after veneer dry, dry temperature 100 DEG C, drying time at 30 minutes, moisture content 2.8% after drying；5) step 4 veneer out is carried out moisture regain process, get damp again 10 hours time, get damp again at place, Veneer moisture 9.5% after moisture regain；6) veneer out in step 5 is carried out press embryo in groups and make Scrimber；7) being hacked by the Scrimber made in step 6, the length of the size hacking into floor is generous is 1200 × 145 × 18mm.The physical performance of the recombinant wood floor made is: density is 0.9g/cm3, hardness is 140MPa, and MOR is 160MPa, and thickness swelling rate is 1.8%, and burst size of methanal is 0.45mg/L.
Embodiment 2,1) with Masson Pine as raw material, carried out being peeled into veneer, the thickness of veneer is 1.8mm；2) carry out veneer in the environment closed drying carbonization, drying carbonization sequentially passes through and rises to 60 DEG C of three hours used times from 0 DEG C, 100 DEG C of five hours used times are risen to from 60 DEG C, 150 DEG C of six hours used times are risen to from 100 DEG C, rise to 13 hours 190 DEG C of used times from 150 DEG C, dry the Veneer moisture after carbonization below 1%；3) veneer after using modified alkyd resin glue water that step 2 is dried carbonization treatment soaks, and soak time is 34 minutes scopes, and the pH value of glue is 10, solid content 43%, free phenol content 0.5%, free toluene content 0.05%；4) to step 3 out after veneer dry, dry temperature 100 DEG C, drying time at 20 minutes, after drying moisture content be less than or equal to 1.5%；5) step 4 veneer out is carried out moisture regain process, get damp again 6 hours time, get damp again at place, Veneer moisture 9% after moisture regain；6) veneer out in step 5 is carried out press embryo in groups and make Scrimber；7) being hacked by the Scrimber made in step 6, the length of the size hacking into floor is generous is 1200 × 145 × 18mm.The recombinant wood floor physical and mechanical property made is: density is 1.1g/cm3, hardness is 150MPa, and MOR is 176MPa, and thickness swelling rate is 1.1%, and burst size of methanal is 0.37mg/L.
Embodiment 3,1) with birch as raw material, carried out being peeled into veneer, the thickness of veneer is 2mm；2) carry out veneer in the environment closed drying carbonization, drying carbonization sequentially passes through and rises to 60 DEG C of three hours used times from 0 DEG C, 100 DEG C of five hours used times are risen to from 60 DEG C, 150 DEG C of six hours used times are risen to from 100 DEG C, rise to 14 hours 190 DEG C of used times from 150 DEG C, dry the Veneer moisture after carbonization 0.2%；3) veneer after using modified alkyd resin glue water that step 2 is dried carbonization treatment soaks, and soak time is 30 minutes, and the pH value of glue is 10, solid content 44%, free phenol content 0.2%, free toluene content 0.02%；4) to step 3 out after veneer dry, dry temperature 115 DEG C, drying time at 15 minutes, moisture content 0.5% after drying；5) step 4 veneer out is carried out moisture regain process, get damp again 3 hours time, get damp again at place, Veneer moisture 8.3% after moisture regain；6) veneer out in step 5 is carried out press embryo in groups and make Scrimber；7) being hacked by the Scrimber made in step 6, the length of the size hacking into floor is generous is 2450 × 145 × 18mm.The recombinant wood floor physical and mechanical property made is: density is 1.15g/cm3, hardness is 155MPa, and MOR is 180MPa, and thickness swelling rate is 0.5%, and burst size of methanal is 0.32mg/L.
Claims (3)
1. carbonization high-strength corrosion-resistant modification recombinant wood floor, it is characterized in that, with poplar, Masson Pine or birch as raw material, carried out being peeled into veneer, carry out again drying carbonization, soak, dry, get damp again, press is made Scrimber in group embryo, is hacked into floor the most again, its physical and mechanical property is: density is 0.9-1.2g/cm3, hardness is 140-160MPa, and MOR is 160-190MPa, and thickness swelling rate is 0-2%, and burst size of methanal is 0.3-0.5mg/L.
2. the preparation method of a carbonization high-strength wearable modification recombinant wood floor, it is characterised in that it is made up of following steps, 1) with poplar, Masson Pine or birch as raw material, carried out being peeled into veneer, the thickness of veneer is 1.5-2mm；2) carry out veneer in the environment closed drying carbonization, drying carbonization sequentially passes through and rises to 60 DEG C of three hours used times from 0 DEG C, 100 DEG C of five hours used times are risen to from 60 DEG C, 150 DEG C of six hours used times are risen to from 100 DEG C, rise to 190 DEG C of used times ten two to ten four hours from 150 DEG C, dry the Veneer moisture after carbonization below 2%；3) veneer after using modified alkyd resin glue water that step 2 is dried carbonization treatment soaks, soak time is 30-35 minute scope, and the pH value of glue is 10, solid content 40-45%, free phenol content is less than or equal to 1%, and free toluene content is less than or equal to 0.1%；4) to step 3 out after veneer dry, dry temperature 80-120 DEG C, drying time within 30 minutes, after drying moisture content be less than or equal to 3%；5) step 4 veneer out is carried out moisture regain process, get damp again 1-12 hour time, get damp again at place, Veneer moisture 8-10% after moisture regain；6) veneer out in step 5 is carried out press embryo in groups and make Scrimber；7) Scrimber made in step 6 is hacked, hack into the size required for floor.
The preparation method of carbonization high-strength wearable modification recombinant wood floor the most according to claim 2, it is characterized in that, the detailed process of step 6 is for sequentially passing through following steps: a. veneer is weighed, and calculates the weight of correspondence according to the densimeter being finally made Scrimber group material；B. the veneer after weighing arranges according to the texture correspondence being finally made recombinant material, forms " returning " font or " returning " font；C. the frame mould containing veneer enters press device, and then disposable solid model locking is ejected in first precompressed after 2 seconds；D., locked mode enters solidification road, and temperature is gradually increased to height the end of by and reaches 80-160 DEG C；E. locked mode is opened after going out to solidify 48 hours, to obtain more preferable solidification effect；F. the flitch moisture content after die sinking is below 10%；G. flitch in wood conditioning room 7-10 days, reaches the effect of not craze and transfiguration with the moisture content of identical natural air.
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| CN201610359484.8A CN105835204B (en) | 2016-05-27 | 2016-05-27 | The high-strength corrosion-resistant that is carbonized is modified recombinant wood floor and preparation method thereof |
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| CN201610359484.8A CN105835204B (en) | 2016-05-27 | 2016-05-27 | The high-strength corrosion-resistant that is carbonized is modified recombinant wood floor and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106363763A (en) * | 2016-08-30 | 2017-02-01 | 安吉博瑞进出口贸易有限公司 | Recombined wood plate with raw wood textures and manufacturing method of recombined wood plate |
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| DE9318491U1 (en) * | 1993-12-03 | 1994-03-03 | Mayer Michael | Device for opening drawings |
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| CN105835204B (en) | 2018-04-24 |
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Effective date of registration: 20210610 Address after: 543000 tongyouping Industrial Zone, Xihe Town, Mengshan County, Wuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Mengshan Yongchang Wood Industry Co., Ltd Address before: 543000 industrial concentration area of Mengshan County, Wuzhou City, Guangxi Zhuang Autonomous Region (Xinlian industrial area, Mengshan Town, Mengshan county) Patentee before: Mengshan Zhiyuan Science and Technology Industry Co.,Ltd. |
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