CN103770186A - Kenaf staggered-layer structural wood and manufacturing method thereof - Google Patents
Kenaf staggered-layer structural wood and manufacturing method thereof Download PDFInfo
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- CN103770186A CN103770186A CN201410018481.9A CN201410018481A CN103770186A CN 103770186 A CN103770186 A CN 103770186A CN 201410018481 A CN201410018481 A CN 201410018481A CN 103770186 A CN103770186 A CN 103770186A
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- bluish dogbane
- sawing sheet
- staggered
- bar
- kenaf
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Abstract
The invention discloses a kenaf staggered-layer structural wood and a manufacturing method thereof. The manufacturing method of the kenaf staggered-layer structural wood comprises the following steps of material preparing, cooking, drying, sizing, assembling, hot pressing, material cutting, edge sawing and packaging. According to the kenaf staggered-layer structural wood disclosed by the invention, the utilization of crop waste materials is realized, and the requirements on sustainable utilization, regeneration or cyclic utilization and green environmental protection performance are accorded; the kenaf staggered-layer structural wood disclosed by the invention has the characteristics of small deformation, stable size, high strength, good stiffness and wear resistance; processing modes of sawing and cutting, shaping and planing, routing, tenoning, drilling, sanding, assembling, surface finishing and the like can be carried out.
Description
Technical field
The invention belongs to Furniture panel field, be specifically related to a kind of bluish dogbane staggered floor construction material and preparation method thereof.
Background technology
Prior art is generally to use wooden boards as furniture base material, and because raw material used are timber, and timber resources is very in short supply in China, has therefore greatly affected the development of China's upholstery.China bluish dogbane belongs to wastes of crops, aboundresources, and growth cycle is short.Development of new furniture base material, solves the raw-material crisis of furniture, is conducive to the further development of China's upholstery; Conserve forests and ecological environment; Can improve the value of bluish dogbane simultaneously; Accord with the demands of the market, improve the added value of bluish dogbane; There are good economy, society and ecological benefits.
Summary of the invention
The object of the present invention is to provide a kind of bluish dogbane staggered floor construction material and preparation method thereof, plate square bar of the present invention has that little, the dimensionally stable of distortion, intensity are large, good rigidity, anti abrasive feature; Can saw and cut, plane, engrave the processing modes such as milling, mortise, boring, sanding, assembling and incrustation.
For achieving the above object, the present invention adopts following technical scheme:
A kind of preparation method of bluish dogbane staggered floor construction material comprises the following steps: get the raw materials ready, boiling, dry, applying glue, assembly, hot pressing, sawing sheet, saw limit, packing.Concrete steps are as follows:
(1) get the raw materials ready: bluish dogbane is cut into the bluish dogbane bar of wide 3-5mm, long 150-550mm, control moisture content is 5-13%;
(2) at boiling: 75-95 ℃, bluish dogbane bar is put into 1wt.%NaOH solution boiling 10-30 minute;
(3) dry: bluish dogbane bar being dried at 80-98 ℃ to moisture content is 2-6%;
(4) applying glue: coat modification bean gum on bluish dogbane bar surface, resin added is 6-20%, adds curing agent and waterproofing agent in Process of Applying Glue;
(5) assembly: adopt with layer in the same way adjacent layer misorientation structure gummed;
(6) hot pressing: thickness of slab 3-18mm, density 0.55-1 g/cm
3, temperature 120-195 ℃, pressure 1.5-3.5MPa, mat moisture content 1-6%, hot pressing time 10-40s/mm;
(7) sawing sheet: the slab after colding pressing carries out sawing sheet in length and breadth through sawing sheet saw;
(8) saw limit: the specification that sawing sheet slab saw limit becomes to require;
(9) packing: sheet material is tested, graded and repairs, and then by grade packing warehouse-in.
Described curing agent is the NH of the 0.5-1.2% of bluish dogbane bar quality
4cl; Described waterproofing agent is the paraffin wax emulsions of the 1-1.8% of bluish dogbane bar quality.
Remarkable advantage of the present invention is: plate square bar of the present invention has been realized wastes of crops utilization, meets sustainability utilization, regenerates or recycles and the requirement of green environmental protection; There is the plurality of advantages of artificial wood-based board; Solve the problem of wooden inadequate resource; Accord with the demands of the market, improve the added value of wastes of crops; Have that little, the dimensionally stable of distortion, intensity are large, good rigidity, anti abrasive feature; Can saw and cut, plane, engrave the processing modes such as milling, mortise, boring, sanding, assembling and incrustation.
The specific embodiment
A kind of preparation method of bluish dogbane staggered floor construction material comprises the following steps: get the raw materials ready, boiling, dry, applying glue, assembly, hot pressing, sawing sheet, saw limit, packing.Concrete steps are as follows:
(1) get the raw materials ready: bluish dogbane is cut into the bluish dogbane bar of wide 3-5mm, long 150-550mm, control moisture content is 5-13%;
(2) at boiling: 75-95 ℃, bluish dogbane bar is put into 1wt.%NaOH solution boiling 10-30 minute;
(3) dry: bluish dogbane bar being dried at 80-98 ℃ to moisture content is 2-6%;
(4) applying glue: coat modification bean gum on bluish dogbane bar surface, resin added is 6-20%, adds curing agent and waterproofing agent in Process of Applying Glue;
(5) assembly: adopt with layer in the same way adjacent layer misorientation structure gummed;
(6) hot pressing: thickness of slab 3-18mm, density 0.55-1 g/cm
3, temperature 120-195 ℃, pressure 1.5-3.5MPa, mat moisture content 1-6%, hot pressing time 10-40s/mm;
(7) sawing sheet: the slab after colding pressing carries out sawing sheet in length and breadth through sawing sheet saw;
(8) saw limit: the specification that sawing sheet slab saw limit becomes to require;
(9) packing: sheet material is tested, graded and repairs, and then by grade packing warehouse-in.
Described curing agent is the NH of the 0.5-1.2% of bluish dogbane bar quality
4cl; Described waterproofing agent is the paraffin wax emulsions of the 1-1.8% of bluish dogbane bar quality.
Embodiment 1
A kind of preparation method of bluish dogbane staggered floor construction material comprises the following steps: get the raw materials ready, boiling, dry, applying glue, assembly, hot pressing, sawing sheet, saw limit, packing.Concrete steps are as follows:
(1) get the raw materials ready: bluish dogbane is cut into the bluish dogbane bar of wide 3mm, long 150mm, controlling moisture content is 5%;
(2) boiling: at 75 ℃, bluish dogbane bar is put into 1wt.%NaOH solution boiling 10 minutes;
(3) dry: bluish dogbane bar being dried at 80 ℃ to moisture content is 2%;
(4) applying glue: coat modification bean gum on bluish dogbane bar surface, resin added is 6%, adds curing agent and waterproofing agent in Process of Applying Glue;
(5) assembly: adopt with layer in the same way adjacent layer misorientation structure gummed;
(6) hot pressing: thickness of slab 3mm, density 0.55g/cm
3, 120 ℃ of temperature, pressure 1.5MPa, mat moisture content 1%, hot pressing time 10s/mm;
(7) sawing sheet: the slab after colding pressing carries out sawing sheet in length and breadth through sawing sheet saw;
(8) saw limit: the specification that sawing sheet slab saw limit becomes to require;
(9) packing: sheet material is tested, graded and repairs, and then by grade packing warehouse-in.
Described curing agent is 0.5% NH of bluish dogbane bar quality
4cl; Described waterproofing agent is 1% paraffin wax emulsions of bluish dogbane bar quality.
Embodiment 2
A kind of preparation method of bluish dogbane staggered floor construction material comprises the following steps: get the raw materials ready, boiling, dry, applying glue, assembly, hot pressing, sawing sheet, saw limit, packing.Concrete steps are as follows:
(1) get the raw materials ready: bluish dogbane is cut into the bluish dogbane bar of wide 5mm, long 550mm, controlling moisture content is 13%;
(2) boiling: at 95 ℃, bluish dogbane bar is put into 1wt.%NaOH solution boiling 30 minutes;
(3) dry: bluish dogbane bar being dried at 98 ℃ to moisture content is 6%;
(4) applying glue: coat modification bean gum on bluish dogbane bar surface, resin added is 20%, adds curing agent and waterproofing agent in Process of Applying Glue;
(5) assembly: adopt with layer in the same way adjacent layer misorientation structure gummed;
(6) hot pressing: thickness of slab 18mm, density 1 g/cm
3, 195 ℃ of temperature, pressure 3.5MPa, mat moisture content 6%, hot pressing time 40s/mm;
(7) sawing sheet: the slab after colding pressing carries out sawing sheet in length and breadth through sawing sheet saw;
(8) saw limit: the specification that sawing sheet slab saw limit becomes to require;
(9) packing: sheet material is tested, graded and repairs, and then by grade packing warehouse-in.
Described curing agent is 1.2% NH of bluish dogbane bar quality
4cl; Described waterproofing agent is 1.8% paraffin wax emulsions of bluish dogbane bar quality.
Embodiment 3
A kind of preparation method of bluish dogbane staggered floor construction material comprises the following steps: get the raw materials ready, boiling, dry, applying glue, assembly, hot pressing, sawing sheet, saw limit, packing.Concrete steps are as follows:
(1) get the raw materials ready: bluish dogbane is cut into the bluish dogbane bar of wide 4mm, long 350mm, controlling moisture content is 9%;
(2) boiling: at 85 ℃, bluish dogbane bar is put into 1wt.%NaOH solution boiling 20 minutes;
(3) dry: bluish dogbane bar being dried at 89 ℃ to moisture content is 4%;
(4) applying glue: coat modification bean gum on bluish dogbane bar surface, resin added is 13%, adds curing agent and waterproofing agent in Process of Applying Glue;
(5) assembly: adopt with layer in the same way adjacent layer misorientation structure gummed;
(6) hot pressing: thickness of slab 10mm, density 0.8g/cm
3, 160 ℃ of temperature, pressure 2.5MPa, mat moisture content 3%, hot pressing time 25s/mm;
(7) sawing sheet: the slab after colding pressing carries out sawing sheet in length and breadth through sawing sheet saw;
(8) saw limit: the specification that sawing sheet slab saw limit becomes to require;
(9) packing: sheet material is tested, graded and repairs, and then by grade packing warehouse-in.
Described curing agent is 0.9% NH of bluish dogbane bar quality
4cl; Described waterproofing agent is 1.4% paraffin wax emulsions of bluish dogbane bar quality.
The every physical and mechanical property of this sheet material all meets or exceeds general purpose broadleaf and softwood, and internal bond strength can reach the regulation of the national standard of particieboard and fiberboard.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (4)
1. a preparation method for bluish dogbane staggered floor construction material, is characterized in that: comprise the following steps: get the raw materials ready, boiling, dry, applying glue, assembly, hot pressing, sawing sheet, saw limit, packing.
2. the preparation method of bluish dogbane staggered floor construction material according to claim 1, is characterized in that: concrete steps are as follows:
(1) get the raw materials ready: bluish dogbane is cut into the bluish dogbane bar of wide 3-5mm, long 150-550mm, control moisture content is 5-13%;
(2) at boiling: 75-95 ℃, bluish dogbane bar is put into 1wt.%NaOH solution boiling 10-30 minute;
(3) dry: bluish dogbane bar being dried at 80-98 ℃ to moisture content is 2-6%;
(4) applying glue: coat modification bean gum on bluish dogbane bar surface, resin added is 6-20%, adds curing agent and waterproofing agent in Process of Applying Glue;
(5) assembly: adopt with layer in the same way adjacent layer misorientation structure gummed;
(6) hot pressing: thickness of slab 3-18mm, density 0.55-1 g/cm
3, temperature 120-195 ℃, pressure 1.5-3.5MPa, mat moisture content 1-6%, hot pressing time 10-40s/mm;
(7) sawing sheet: the slab after colding pressing carries out sawing sheet in length and breadth through sawing sheet saw;
(8) saw limit: the specification that sawing sheet slab saw limit becomes to require;
(9) packing: sheet material is tested, graded and repairs, and then by grade packing warehouse-in.
3. the preparation method of bluish dogbane staggered floor construction material according to claim 2, is characterized in that: described curing agent is the NH of the 0.5-1.2% of bluish dogbane bar quality
4cl; Described waterproofing agent is the paraffin wax emulsions of the 1-1.8% of bluish dogbane bar quality.
4. the bluish dogbane staggered floor construction material making as claim 1 method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410018481.9A CN103770186A (en) | 2014-01-16 | 2014-01-16 | Kenaf staggered-layer structural wood and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410018481.9A CN103770186A (en) | 2014-01-16 | 2014-01-16 | Kenaf staggered-layer structural wood and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103770186A true CN103770186A (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410018481.9A Pending CN103770186A (en) | 2014-01-16 | 2014-01-16 | Kenaf staggered-layer structural wood and manufacturing method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6197414B1 (en) * | 1997-12-25 | 2001-03-06 | Matsushita Electric Works, Ltd. | Fiberboard and manufacturing method thereof |
| CN2564327Y (en) * | 2002-08-28 | 2003-08-06 | 高占奎 | Light board made of jute (bluish dogbane) stalk |
| US20040187998A1 (en) * | 2003-03-31 | 2004-09-30 | Masayuki Okuzawa | Method of producing a fiber board |
| JP2007021972A (en) * | 2005-07-20 | 2007-02-01 | Matsushita Electric Works Ltd | Binderless board |
| CN101066607A (en) * | 2007-06-04 | 2007-11-07 | 西北农林科技大学 | Process of producing stalk recombining material |
| CN201205735Y (en) * | 2008-05-19 | 2009-03-11 | 陈银轩 | Composite plate |
| CN101524866A (en) * | 2008-03-31 | 2009-09-09 | 赵东 | Method for manufacturing straw/wood reconstituted material |
| CN103406972A (en) * | 2013-07-16 | 2013-11-27 | 福建农林大学 | Banana stalk scrimber and manufacturing method thereof |
-
2014
- 2014-01-16 CN CN201410018481.9A patent/CN103770186A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6197414B1 (en) * | 1997-12-25 | 2001-03-06 | Matsushita Electric Works, Ltd. | Fiberboard and manufacturing method thereof |
| CN2564327Y (en) * | 2002-08-28 | 2003-08-06 | 高占奎 | Light board made of jute (bluish dogbane) stalk |
| US20040187998A1 (en) * | 2003-03-31 | 2004-09-30 | Masayuki Okuzawa | Method of producing a fiber board |
| JP2007021972A (en) * | 2005-07-20 | 2007-02-01 | Matsushita Electric Works Ltd | Binderless board |
| CN101066607A (en) * | 2007-06-04 | 2007-11-07 | 西北农林科技大学 | Process of producing stalk recombining material |
| CN101524866A (en) * | 2008-03-31 | 2009-09-09 | 赵东 | Method for manufacturing straw/wood reconstituted material |
| CN201205735Y (en) * | 2008-05-19 | 2009-03-11 | 陈银轩 | Composite plate |
| CN103406972A (en) * | 2013-07-16 | 2013-11-27 | 福建农林大学 | Banana stalk scrimber and manufacturing method thereof |
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Application publication date: 20140507 |