CN109676734A - Use the method for Eucalyptus core preparation hexagonal plate blastema material - Google Patents
Use the method for Eucalyptus core preparation hexagonal plate blastema material Download PDFInfo
- Publication number
- CN109676734A CN109676734A CN201811639869.5A CN201811639869A CN109676734A CN 109676734 A CN109676734 A CN 109676734A CN 201811639869 A CN201811639869 A CN 201811639869A CN 109676734 A CN109676734 A CN 109676734A
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- CN
- China
- Prior art keywords
- parts
- hexagonal plate
- eucalyptus core
- eucalyptus
- hot pressing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B27M1/02—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by compressing
-
- 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
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
Abstract
The invention discloses a kind of methods using Eucalyptus core preparation hexagonal plate blastema material, belong to technical field of board processing.This method includes that method includes that Eucalyptus core is dry, and then planer saw is at hexagon side's item；The coating adhesive on six sides of square item, then by square hot pressing growth flitch.Thickness as needed is cut long flitch with horizontal band resaw, and in two sides, coating adhesive sticks Eucalyptus veneer hot pressing and obtains the standby hexagonal plate blastema material.The present invention improves the utilization rate of Eucalyptus core, and the volume recovery maximization that hexagon is able to achieve Eucalyptus core is made.The adhesive cementability used is strong, resist cold water-tolerant, secured using substrate, does not crack, has preferable intensity.
Description
Technical field
The invention belongs to technical field of board processing, and in particular to a kind of side using Eucalyptus core preparation hexagonal plate blastema material
Method.
Background technique
The processing method of Eucalyptus is generally peeled into veneer, glued board or laminated veneer lumber is produced as core plate, after dry
Plate is bonded into multi-layer board with adhesive, is usually used in the production of furniture, office appliance etc..The extensive use of eucalyptus causes city
Thriving demand, but the Eucalyptus core generated in Eucalyptus process will be more and more, at present to Eucalyptus core using less,
Frequently as mop rod, hoe handle or as firewood, the significant wastage of resource is caused.
For this purpose, the present inventor prepares the method using Eucalyptus core preparation hexagonal plate blastema material, not only by constantly researching and developing
The utilization rate that Eucalyptus core can be improved avoids the wasting of resources, and used adhesive is strong with cementability, resist cold water resistance
Good feature.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of methods using Eucalyptus core preparation hexagonal plate blastema material, with solution
Certainly existing Eucalyptus core utilizes insufficient problem.
In order to solve the above technical problems, the invention adopts the following technical scheme:
Using the method for Eucalyptus core preparation hexagonal plate blastema material, the described method comprises the following steps:
S1, Eucalyptus core are dry, and then planer saw is at hexagon side's item；
S2, the coating adhesive on six sides of the square item of S1, then by square hot pressing growth flitch.
S2, the long flitch to S2 thickness as needed are cut with horizontal band resaw, and in two sides, coating adhesive sticks Eucalyptus list
Plate hot pressing obtains the standby hexagonal plate blastema material.
Eucalyptus core moisture content is 8-12% after the drying.
The glue-spread of the step S2 is 240-270g/m2。
The glue-spread of the step S3 is 180-240g/m2。
The weight proportion of the adhesive are as follows: 45-70 parts of water, 3-8 parts of polyvinyl alcohol, vinyl three (methoxy propoxy)
5-12 parts of silane, 4-8 parts of polyethyleneimine, 6-12 parts of konjac glucomannan, 8-10 parts of sodium lignin sulfonate, 15-20 parts of acrylic resin,
3-6 parts of lauryl sodium sulfate, 1-4 parts of titanium dioxide, 2-8 parts of calcium carbonate, 2-4 parts of di-isopropyl peroxydicarbonate.
The titanium dioxide partial size is 120-180 mesh.
The calcium carbonate partial size is 150-200 mesh.
The adhesive the preparation method comprises the following steps: water is heated to 65-75 DEG C, polyethyleneimine, sodium lignin sulfonate, ten is added
Sodium dialkyl sulfate stirs 15-30min, and polyvinyl alcohol is then added, and stirs 5-10min, and three (methoxy propyl of vinyl is added
Oxygroup) silane, konjac glucomannan, it is warming up to 75-80 DEG C, stirs 10-20min, acrylic resin is added, 3-5min is stirred, then drips
Add di-isopropyl peroxydicarbonate and stir 20-30min, be eventually adding titanium dioxide, calcium carbonate, stirs 2-4min, it is cooling
The adhesive is made to room temperature.
The step S2 hot press forming technology is 145-155 DEG C of hot pressing temperature, hot pressing time 2-3min, pressure 1.1-
1.3Mp。
The step S3 hot press forming technology is 126-150 DEG C of hot pressing temperature, hot pressing time 1-3min, pressure 0.8-
1.1Mp。
The beneficial effects of the present invention are: the present invention improves the utilization rate of Eucalyptus core, and hexagon is made and is able to achieve Eucalyptus core
Volume recovery maximize.The adhesive cementability used is strong, resist cold water-tolerant, secured using substrate, does not crack, and has preferable
Intensity.
[specific embodiment]
To facilitate a better understanding of the present invention, it is illustrated by the following examples, these examples are belonged to the scope of protection of the present invention,
But it does not limit the scope of the invention.
Embodiment 1
Using Eucalyptus core preparation hexagonal plate blastema material method, method the following steps are included:
S1, Eucalyptus core are dry, and then planer saw is at hexagon side's item；
S2, the coating adhesive on six sides of the square item of S1, then by square hot pressing growth flitch.
S2, the long flitch to S2 thickness as needed are cut with horizontal band resaw, and in two sides, coating adhesive sticks Eucalyptus list
Plate hot pressing obtains standby hexagonal plate blastema material.
Eucalyptus core moisture content is 8% after drying.
The glue-spread of step S2 is 240g/m2。
The glue-spread of step S3 is 180g/m2。
The weight proportion of adhesive are as follows: 45 parts of water, 3 parts of polyvinyl alcohol, 5 parts of vinyl three (methoxy propoxy) silane,
4 parts of polyethyleneimine, 6 parts of konjac glucomannan, 8 parts of sodium lignin sulfonate, 15 parts of acrylic resin, 3 parts of lauryl sodium sulfate, dioxy
Change 1 part of titanium, 2 parts of calcium carbonate, 2 parts of di-isopropyl peroxydicarbonate.
Titanium dioxide partial size is 120 mesh.
Calcium carbonate partial size is 150 mesh.
Adhesive the preparation method comprises the following steps: water is heated to 65 DEG C, polyethyleneimine, sodium lignin sulfonate, dodecyl is added
Sodium sulphate stirs 15min, and polyvinyl alcohol is then added, and stirs 5min, and vinyl three (methoxy propoxy) silane, evil spirit is added
Taro glue is warming up to 75 DEG C, stirs 10min, and acrylic resin is added, and stirs 3min, and dicetyl peroxydicarbonate diisopropyl is then added dropwise
Ester simultaneously stirs 20min, is eventually adding titanium dioxide, calcium carbonate, stirs 2min, is cooled to room temperature obtained adhesive.
Step S2 hot press forming technology is 145 DEG C of hot pressing temperature, hot pressing time 3min, pressure 1.1Mp.
Step S3 hot press forming technology is 126 DEG C of hot pressing temperature, hot pressing time 3min, pressure 0.8Mp.
Embodiment 2
Using Eucalyptus core preparation hexagonal plate blastema material method, method the following steps are included:
S1, Eucalyptus core are dry, and then planer saw is at hexagon side's item；
S2, the coating adhesive on six sides of the square item of S1, then by square hot pressing growth flitch.
S2, the long flitch to S2 thickness as needed are cut with horizontal band resaw, and in two sides, coating adhesive sticks Eucalyptus list
Plate hot pressing obtains standby hexagonal plate blastema material.
Eucalyptus core moisture content is 10% after drying.
The glue-spread of step S2 is 250g/m2。
The glue-spread of step S3 is 210g/m2。
The weight proportion of adhesive are as follows: 65 parts of water, 5.2 parts of polyvinyl alcohol, vinyl three (methoxy propoxy) silane 8.8
Part, 7.6 parts of polyethyleneimine, 10 parts of konjac glucomannan, 9.5 parts of sodium lignin sulfonate, 18.5 parts of acrylic resin, dodecyl sulphate
5.2 parts of sodium, 2.7 parts of titanium dioxide, 5.4 parts of calcium carbonate, 3.6 parts of di-isopropyl peroxydicarbonate.
Titanium dioxide partial size is 160 mesh.
Calcium carbonate partial size is 160 mesh.
Adhesive the preparation method comprises the following steps: water is heated to 70 DEG C, polyethyleneimine, sodium lignin sulfonate, dodecyl is added
Sodium sulphate stirs 24min, and polyvinyl alcohol is then added, and stirs 8min, and vinyl three (methoxy propoxy) silane, evil spirit is added
Taro glue is warming up to 77 DEG C, stirs 16min, and acrylic resin is added, and stirs 4min, and dicetyl peroxydicarbonate diisopropyl is then added dropwise
Ester simultaneously stirs 25min, is eventually adding titanium dioxide, calcium carbonate, stirs 3min, is cooled to room temperature obtained adhesive.
Step S2 hot press forming technology is 150 DEG C of hot pressing temperature, hot pressing time 2.5min, pressure 1.2Mp.
Step S3 hot press forming technology is 136 DEG C of hot pressing temperature, hot pressing time 2.5min, pressure 1Mp.
Embodiment 3
Using Eucalyptus core preparation hexagonal plate blastema material method, method the following steps are included:
S1, Eucalyptus core are dry, and then planer saw is at hexagon side's item；
S2, the coating adhesive on six sides of the square item of S1, then by square hot pressing growth flitch.
S2, the long flitch to S2 thickness as needed are cut with horizontal band resaw, and in two sides, coating adhesive sticks Eucalyptus list
Plate hot pressing obtains standby hexagonal plate blastema material.
Eucalyptus core moisture content is 12% after drying.
The glue-spread of step S2 is 270g/m2。
The glue-spread of step S3 is 240g/m2。
The weight proportion of adhesive are as follows: 70 parts of water, 8 parts of polyvinyl alcohol, 12 parts of vinyl three (methoxy propoxy) silane,
4-8 parts of polyethyleneimine, 12 parts of konjac glucomannan, 10 parts of sodium lignin sulfonate, 20 parts of acrylic resin, 6 parts of lauryl sodium sulfate,
4 parts of titanium dioxide, 8 parts of calcium carbonate, 4 parts of di-isopropyl peroxydicarbonate.
Titanium dioxide partial size is 180 mesh.
Calcium carbonate partial size is 200 mesh.
Adhesive the preparation method comprises the following steps: water is heated to 65-75 DEG C, polyethyleneimine, sodium lignin sulfonate, dodecane is added
Base sodium sulphate stirs 15-30min, and polyvinyl alcohol is then added, and stirs 5-10min, is added vinyl three (methoxy propoxy)
Silane, konjac glucomannan are warming up to 75-80 DEG C, stir 10-20min, and acrylic resin is added, and stir 3-5min, peroxide is then added dropwise
Change two diisopropyl carbonates and stir 20-30min, be eventually adding titanium dioxide, calcium carbonate, stirs 2-4min, be cooled to room temperature
Adhesive is made.
Step S2 hot press forming technology is 155 DEG C of hot pressing temperature, hot pressing time 2min, pressure 1.1Mp.
Step S3 hot press forming technology is 150 DEG C of hot pressing temperature, hot pressing time 1min, pressure 1.1Mp.
Comparative example 1
The conventional three-layer composite board of your sale of market.
It is detected using the plate of embodiment 1- embodiment 3, comparative example 1, detection internal bond strength, laterally quiet Qu Qiang
Degree.
| Group | Internal bond strength (MPa) | Static bending strength (MPa) |
| Embodiment 1 | 2.85 | 60.24 |
| Embodiment 2 | 2.82 | 59.16 |
| Embodiment 3 | 2.86 | 59.72 |
| Comparative example 1 | 2.40 | 48.51 |
From upper table data it is found that there is preferably performance using backing material plate prepared by the present invention.
Claims (10)
1. using the method for Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the described method comprises the following steps:
S1, Eucalyptus core are dry, and then planer saw is at hexagon side's item；
S2, the coating adhesive on six sides of the square item of S1, then by square hot pressing growth flitch；
S2, the long flitch to S2 thickness as needed are cut with horizontal band resaw, and in two sides, coating adhesive sticks Eucalyptus veneer heat
Suppress to obtain the standby hexagonal plate blastema material.
2. the method according to claim 1 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the drying
Eucalyptus core moisture content is 8-12% afterwards.
3. the method according to claim 1 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the step
The glue-spread of S2 is 240-270g/m2。
4. the method according to claim 1 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the step
The glue-spread of S3 is 180-240g/m2。
5. the method according to claim 1 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the gluing
The weight proportion of agent are as follows: 45-70 parts of water, 3-8 parts of polyvinyl alcohol, 5-12 parts of (methoxy propoxy) silane of vinyl three, poly- second
4-8 parts of alkene imines, 6-12 parts of konjac glucomannan, 8-10 parts of sodium lignin sulfonate, 15-20 parts of acrylic resin, lauryl sodium sulfate
3-6 parts, 1-4 parts of titanium dioxide, 2-8 parts of calcium carbonate, 2-4 parts of di-isopropyl peroxydicarbonate.
6. the method according to claim 5 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the dioxy
Change titanium partial size is 120-180 mesh.
7. the method according to claim 5 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the carbonic acid
Calcium grain diameter is 150-200 mesh.
8. the method according to claim 5 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the gluing
Agent the preparation method comprises the following steps: water is heated to 65-75 DEG C, polyethyleneimine, sodium lignin sulfonate, lauryl sodium sulfate is added, stirs
15-30min is mixed, polyvinyl alcohol is then added, stirs 5-10min, vinyl three (methoxy propoxy) silane, konjaku is added
Glue is warming up to 75-80 DEG C, stirs 10-20min, and acrylic resin is added, and stirs 3-5min, dicetyl peroxydicarbonate is then added dropwise
Diisopropyl ester simultaneously stirs 20-30min, is eventually adding titanium dioxide, calcium carbonate, stirs 2-4min, is cooled to room temperature and is made described
Adhesive.
9. the method according to claim 1 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the step
S2 hot press forming technology is 145-155 DEG C of hot pressing temperature, hot pressing time 2-3min, pressure 1.1-1.3Mp.
10. the method according to claim 1 using Eucalyptus core preparation hexagonal plate blastema material, which is characterized in that the step
Rapid S3 hot press forming technology is 126-150 DEG C of hot pressing temperature, hot pressing time 1-3min, pressure 0.8-1.1Mp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639869.5A CN109676734A (en) | 2018-12-29 | 2018-12-29 | Use the method for Eucalyptus core preparation hexagonal plate blastema material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639869.5A CN109676734A (en) | 2018-12-29 | 2018-12-29 | Use the method for Eucalyptus core preparation hexagonal plate blastema material |
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|---|---|
| CN109676734A true CN109676734A (en) | 2019-04-26 |
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|---|---|---|---|
| CN201811639869.5A Pending CN109676734A (en) | 2018-12-29 | 2018-12-29 | Use the method for Eucalyptus core preparation hexagonal plate blastema material |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1086915A2 (en) * | 1999-09-22 | 2001-03-28 | C.B.T. S.r.l. | Method for obtaining a continuous wooden sheet in roll form |
| CN1560165A (en) * | 2004-02-17 | 2005-01-05 | 南京林业大学 | Aldehyde-free adhesives for artificial board |
| CN102514054A (en) * | 2011-12-29 | 2012-06-27 | 福建农林大学 | Processing method for manufacturing laminated wood board core board from spruce branch tips and laminated wood board |
| CN102975269A (en) * | 2012-12-14 | 2013-03-20 | 广西澳中木业有限责任公司 | Manufacture process for eucalyptus core plate |
| CN203542761U (en) * | 2013-07-29 | 2014-04-16 | 南京林业大学 | Rectangular large-cross section bonding timber being manufactured by undersized logs |
| CN106335119A (en) * | 2016-08-26 | 2017-01-18 | 广西彬伟装饰材料有限公司 | Method for producing window frame moulding with eucalyptus cores as raw materials |
| CN106566445A (en) * | 2015-10-07 | 2017-04-19 | 住友化学株式会社 | Adhesive composition, adhesive layer, and optical member with adhesive layer |
| CN107756556A (en) * | 2017-10-25 | 2018-03-06 | 江西兴创木业有限责任公司 | The preparation method of Eucalyptus core integrated timber |
-
2018
- 2018-12-29 CN CN201811639869.5A patent/CN109676734A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1086915A2 (en) * | 1999-09-22 | 2001-03-28 | C.B.T. S.r.l. | Method for obtaining a continuous wooden sheet in roll form |
| CN1560165A (en) * | 2004-02-17 | 2005-01-05 | 南京林业大学 | Aldehyde-free adhesives for artificial board |
| CN102514054A (en) * | 2011-12-29 | 2012-06-27 | 福建农林大学 | Processing method for manufacturing laminated wood board core board from spruce branch tips and laminated wood board |
| CN102975269A (en) * | 2012-12-14 | 2013-03-20 | 广西澳中木业有限责任公司 | Manufacture process for eucalyptus core plate |
| CN203542761U (en) * | 2013-07-29 | 2014-04-16 | 南京林业大学 | Rectangular large-cross section bonding timber being manufactured by undersized logs |
| CN106566445A (en) * | 2015-10-07 | 2017-04-19 | 住友化学株式会社 | Adhesive composition, adhesive layer, and optical member with adhesive layer |
| CN106335119A (en) * | 2016-08-26 | 2017-01-18 | 广西彬伟装饰材料有限公司 | Method for producing window frame moulding with eucalyptus cores as raw materials |
| CN107756556A (en) * | 2017-10-25 | 2018-03-06 | 江西兴创木业有限责任公司 | The preparation method of Eucalyptus core integrated timber |
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Application publication date: 20190426 |