Sheet material scrapes ash adhesive powder and making and use method in a kind of timber processing
Technical field
The present invention relates to a kind of building materials adhesive and making and use method, refer in particular to a kind of timber that is used for and process
Sheet material scrapes the adhesive powder and its making and use method of ash in industry, belongs to timber processing and fabricating technical field, is mainly used to
The bonding of timber board slit inserts.
Background technology:
Core-board is commonly called as lumber core, block board, woodwork plate, is formed by glue laminated Wood block floor in the middle of two panels veneer.Carefully
Woodwork plate has the aesthetic appearances and close intensity of normal thick glued board, but core-board is lighter than thick glued board quality, consumes glue
It is few, reduced investment, and solid wood sense is given, meet craving of the consumer to solid wood furniture.Recently as the day in house ornamentation market
Beneficial flourishing, core-board is increasingly liked as the main material in terms of furniture making and room finishing by consumers in general.
At present, China's annual output core-board has reached all places rice more than 800, occupies very important status in wood-based plate at home, passes through
The effort of all departments, the quality of core-board is improved constantly, and rapid progress is achieved in terms of consumer demand is met.But from
From the point of view of the present situation of whole industry, core-board remains the quality problems allowed of no optimist at some, and mainly common people are most concerned
Environmental issue.At present, most core-board manufacturing enterprises still use traditional liquid adhesive(Mainly glue, in vain
Latex, urea-formaldehyde glue)To make core-board.Using this adhesive all inevitable that the presence of formaldehyde, at present, China
Core-board product probably accounts for 30% due to the underproof product proportion of formaldehyde project, that is the product of our market circulations
It is due to that formaldehyde is unqualified caused probably to have three one-tenth underproof reasons, and this causes consumer to there is very big worry, also deposits
In very big environmentally friendly hidden danger, therefore cause the highest attention of consumer, though it is so-called E1 grades to release some again on the market at present
Sheet material, or even publicity have E0 grades of sheet materials, say it is that, with good environment protecting, but actual conditions are it has been found that or having formaldehyde
Class material, even if being difficult to reach exceeded numerical value for the moment, but is accumulated it is possible to building up, to health structure for a long time
Into influence;And glue, white glue with vinyl, urea-formaldehyde glue also has that storage period is short, water proofing property is poor, not mould proof, non-moistureproof, bonding force is weak,
Transport is inconvenient, construct practical problem and the shortcoming such as not convenient.Therefore it is still necessary to being improved this.
Do not have discovery to have the patent literature constructed with the present invention by patent retrieval, related to the present invention is main
Have following:
1st, Patent No. CN201410099041, the hair of entitled " a kind of improved core-board urea-formaldehyde adhesive "
Bright patent, which disclose a kind of improved core-board urea-formaldehyde adhesive.In parts by weight, the present invention is by following components
Composition:The formalin of 35% weight concentration:20~40, formic acid:3~5, urea:20~30, sodium hydroxide:0.2~0.4, six
Methenamine:3~6, water:30~50.In above-mentioned technical proposal, the preparation technology of described core-board urea-formaldehyde adhesive
For:By formula, various components are mixed, finished product can be obtained after stirring.
2nd, Patent No. CN201010600863, entitled " a kind of core-board produced with plant albumin glue adhesive "
Patent of invention, which disclose a kind of core-board produced with plant albumin glue adhesive, be related to thin in building field
Woodwork plate.The production method of this core-board is:1. jigsaw matches somebody with somebody glue;2. gluing jigsaw;3. glue is matched somebody with somebody in closing;4. gluing, heat in closing
Pressure;5. close face and match somebody with somebody glue;6. face gluing, hot pressing are closed.It is characterized in that:Adhesive uses plant albumin glue adhesive.The plant egg
White glue stick, includes by weight:100 parts of defatted soy flour;1000 parts of water;25~35 parts of aqueous slkali;Anion surfactant 3
~5 parts.
3rd, Patent No. CN201010171082, entitled " a kind of preparation method of modified starch adhesive for timber "
Patent of invention, which disclose a kind of preparation method of modified starch adhesive for timber, first to cornstarch carry out
Acid hydrolysis oxidative, to reduce the molecular weight of starch, then the method for carrying out esterification and crosslinking, to obtain stable modified starch emulsion, so
Tackifier, filler, crosslinking agent are added afterwards obtains completely formaldehydeless modified starch adhesive for timber.The gluing of the adhesive
Performance reaches the requirement of timber II class adhesive, and essentially identical using operating method and urea-formaldehyde resin adhesive.
Though these above-mentioned patents have been directed to the improvement of core-board adhesive, and patent 2 and 3 is it is mentioned that adopt
The preparation method of adhesive is made of plant or starch, it is gluing not firm that the core-board so made is present, and simultaneously
It is no effectively to solve storage period is short, water proofing property is poor, not mould proof, non-moistureproof, bonding force is weak, transport is inconvenient, construction is not convenient etc.
Problem, therefore still need further to be improved.
The content of the invention
The purpose of the present invention is exactly the deficiency according to present in current core-board adhesive and its making and use method,
A kind of Novel block board adhesive and its making and use method are proposed, the core-board adhesive and its making and user
Method has quick solidifying, strong viscous structural capacity, water-tolerant, mildew resistant moistureproof, storage period length, convenient transportation, convenient construction, nontoxic, no
Containing formaldehyde and the characteristics of any volatile harmful material.
According to foregoing invention purpose, technical scheme proposed by the invention is:Sheet material scrapes ash glue in a kind of timber processing
Stick powder, using high polymer material as host, by blending and modifying, changes its structural formula, and after fully being reacted with inorganic matter,
Produce adhesive powder;Wherein, described high polymer material is modified starch, and described inorganic matter is aluminate, works as addition
After other auxiliary materials, under normal temperature and pressure conditionses, resulting mixture type adhesive powder is made by stirring.
Further, the weight deal proportioning of described starch, aluminate and auxiliary material is as follows:
3-6 parts of starch
2-4 parts of aluminate
3-8 parts of auxiliary material
Further, described auxiliary material includes:Calcium carbonate, bentonite(Or kaolin), ammonium chloride, prodan, plant
Rubber powder and potassium permanganate, the parts by weight proportioning of each component are as follows:
1-2 parts of calcium carbonate
Bentonite(Or kaolin)1-2 parts
0.5-1 part of ammonium chloride
0.5-1 part of prodan
0.5-1 part of plant gum powder
0.01-0.02 part of potassium permanganate
0.02-0.03 part of polyacrylamide
Using starch as host, aluminate is waterproofing agent, and powdered whiting is filler, and bentonite is tackifier, ammonium chloride
For dispersant, prodan is mould inhibitor, and plant gum powder is reinforcing agent, and polyacrylamide is thickener, and potassium permanganate is levelling
Agent, under normal temperature and pressure conditionses, resulting mixture type adhesive powder is made by stirring.
Further, described plant gum powder includes sesbania gum, guar gum, flax gum, flower bulb nanmu powder and fenugreek gum, by one
Plant or two or more plant gum powders are mixed and made into plant gum powder needed for the present invention.
Further, described adhesive powder parts by weight proportioning is as follows:
5 parts of starch
2 parts of aluminate
1 part of powdered whiting
1 part of bentonite
0.5 part of ammonium chloride
0.5 part of prodan
0.5 part of plant gum powder
0.025 part of polyacrylamide
0.015 part of potassium permanganate.
A kind of preparation method of above-mentioned adhesive powder, by aluminate, powdered whiting, bentonite, ammonium chloride, fluosilicic acid
Sodium, polyacrylamide, potassium permanganate are poured into horizontal ribbon mixing and blending machine successively, are stirred 5-10 minutes;At normal temperatures and pressures
So that inorganic matter fully reacts;Again successively by plant gum powder, starch, pour into horizontal ribbon mixing and blending machine stir 20-30 points
Clock;So that organic matter fully reacts with inorganic matter;Finally discharge, pack the adhesive powder that the present invention is made.
A kind of application method of above-mentioned adhesive powder, adhesive powder is mixed with sanding powder and inserts, adds water and is modulated into
Slurry, wherein, adhesive powder and sanding powder and inserts, and the weight proportion of water are as follows:
Adhesive powder 1kg
Sanding powder 2.5-5kg
Inserts 0-3kg
Water 8-16kg.
Further, described inserts is dry powder(Powdered whiting), land plaster or talcum powder.
This kind of method is mainly used in preparing core plate glue.
The application method of another above-mentioned adhesive powder, adhesive powder is mixed with talcum powder or dry powder, and add water tune
Slurry is made, wherein, adhesive powder and talcum powder or dry powder, and the weight proportion of water are as follows:
Adhesive powder 1kg
Talcum powder or dry powder 10-12kg
Water 8-10kg.
This kind of method is mainly used in preparing panel glue.
The advantage of the invention is that:The present invention is using starch as host, and aluminate is waterproofing agent, and powdered whiting is filling
Agent, bentonite is tackifier, and ammonium chloride is dispersant, and prodan is mould inhibitor, and plant gum powder is reinforcing agent, polyacrylamide
For thickener, potassium permanganate is levelling agent, with quick solidifying, strong viscous structural capacity, water-tolerant, mildew resistant moistureproof, storage period length, fortune
Defeated convenience, convenient construction, nontoxic, the advantage without formaldehyde and any volatile harmful material;
1st, structural capacity is glued extremely strong.Due to the adhesive be using high polymer material as host, by changing its structural formula,
Existing fabulous bridging property, have again it is good depend on property, greatly improve colloid it is dry after caking ability, so as to produce a kind of high bond
The crosslinked of structure power.
2nd, drying time shortens.The adhesive adds high-purity drier, and can volatilize rapidly large quantity of moisture after construction, with
Traditional glue is compared under equal ambient(Humidity, temperature, ventilation etc.)Colloid solidification, surface drying are greatly shortened, the time done solid work.
3rd, fungus and mildew resistance is timely.The adhesive adds high-purity drier, system can kill mould before suppression in time before colloid is dry
Bacterium, even if being constructed in the environment of cool, damp will not also mildew.
4th, damp and cold day does not ease back.The damp agent in adhesive addition import hole, after colloid is dry after severe winter and plum rain season not
Occur that traditional glue eases back even obscission because of the moisture absorption, its intensity and adhesive force are still as before.
5th, sexual valence lattice are than optimal.The adhesive is the hyperconcetration rubber powder synthesized based on high polymer material, is watered ratio high
Up to L:15-20 times or so, through the 1 bag of adhesive 25 ㎏ of plate factory construction testing)220-350 thin plank can be scraped(With A plates and B plates
It is defined), every cost is only 0.5 yuan -0.8 yuan or so.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
Embodiment one
Sheet material scrapes ash adhesive powder in a kind of timber processing, using high polymer material as host, by blending and modifying, changes
Its structural formula, and after fully being reacted with inorganic matter, produce adhesive powder;Wherein, described high polymer material is shallow lake
Powder, described inorganic matter is aluminate, after other auxiliary materials are added, and under normal temperature and pressure conditionses, mixing is fabricated to by stirring
Thing type adhesive powder.The weight deal proportioning of described starch, aluminate and auxiliary material is as follows:
5 parts of starch
2 parts of aluminate
3.6 parts of auxiliary material
Described auxiliary material includes:Calcium carbonate, bentonite(Or kaolin), ammonium chloride, prodan, plant gum powder and Gao Meng
Sour potassium, the parts by weight proportioning of each component is as follows:
1 part of calcium carbonate
Bentonite(Or kaolin)1 part
0.5 part of ammonium chloride
0.5 part of prodan
0.5 part of plant gum powder
0.025 part of polyacrylamide
0.015 part of potassium permanganate
Described plant gum powder is that sesbania gum, guar gum, flax gum, flower bulb nanmu powder and fenugreek gum one or more are mixed
Required plant gum powder is made in conjunction.
The preparation method of adhesive powder is:By aluminate, powdered whiting, bentonite, ammonium chloride, prodan, poly- third
Acrylamide, potassium permanganate are poured into horizontal ribbon mixing and blending machine successively, are stirred 5-10 minutes;At normal temperatures and pressures so that nothing
Machine thing fully reacts;Again successively by plant gum powder, starch, pour into horizontal ribbon mixing and blending machine stir 20-30 minutes;Make
Organic matter is obtained fully to react with inorganic matter;Finally discharge, pack the adhesive powder that the present invention is made.
In use, point core plate glue or panel glue, core plate glue are constructed as steps described below:
1st, material is chosen
Adhesive powder 1kg
Sanding powder 2.5-3kg
Inserts 2.5-3kg
Water 12-16kg
Described inserts is dry powder(Powdered whiting), land plaster or talcum powder;
2nd, by remaining glue and eliminating impurities in mixer;
3rd, the 80% of sanding powder total amount is poured into mixer, start is alternately and repeatedly stirred by both forward and reverse directions(Hereinafter referred to as stir
Mix)1-2 minutes;
4th, adhesive powder is uniformly sprinkled into mixer, stirred 2-4 minutes;
5th, add water stirring, and discharges water while stir, and stops adding water until adding water to after the 80% of water;
6th, continue to stir 3-5 minutes, and inserts and remaining sanding powder are poured into mixer;
7th, continue to stir 3-5 minutes, the thin viscous condition depending on glue adds remaining water again, and stirring can construct for 8-10 minutes.
According to this scheme prepare for core plate glue, the adhesive prepared must stand 30 minutes and could construct, preferably when
It is finished, and surplus glue overnight must participate in the glue one newly adjusted for second day and reinstate, and otherwise remaining glue is difficult to do.
Panel glue is constructed as steps described below:
1st, material is chosen
Adhesive powder 1kg
Dry powder or talcum powder 10-12kg
Water 8-10kg;
2nd, by remaining glue and eliminating impurities in mixer;
3rd, dry powder or talcum powder are poured into mixer, start is alternately and repeatedly stirred by both forward and reverse directions(Hereinafter referred to as stir
Mix)1-2 minutes;
4th, adhesive powder is uniformly sprinkled into mixer, stirred 3-5 minutes;
5th, add water stirring, and discharges water while stir, and stops adding water until adding water to after the 80% of water;
6th, continue to stir 3-5 minutes, the thin viscous condition depending on glue adds remaining water again, and stirring can construct for 5-10 minutes.
According to this scheme prepare for panel glue, the adhesive prepared must stand 30 minutes and could construct, preferably when
It is finished, and surplus glue overnight must participate in the glue one newly adjusted for second day and reinstate, and otherwise remaining glue is difficult to do.
Embodiment two
The preparation method of embodiment two and embodiment one is essentially identical, simply different in dispensing;Wherein starch, aluminium
The weight deal proportioning of hydrochlorate and auxiliary material is as follows:
3 parts of starch
4 parts of aluminate
7 parts of auxiliary material
Described auxiliary material includes:Calcium carbonate, bentonite(Or kaolin), ammonium chloride, prodan, plant gum powder and Gao Meng
Sour potassium, the parts by weight proportioning of each component is as follows:
2 parts of calcium carbonate
Bentonite(Or kaolin)2 parts
1 part of ammonium chloride
1 part of prodan
1 part of plant gum powder
0.02 part of polyacrylamide
0.003 part of potassium permanganate
Described plant gum powder is that sesbania gum, guar gum, flax gum, flower bulb nanmu powder and fenugreek gum one or more are mixed
Required plant gum powder is made in conjunction.
The preparation method of adhesive powder is:By aluminate, powdered whiting, bentonite, ammonium chloride, prodan, poly- third
Acrylamide, potassium permanganate are poured into horizontal ribbon mixing and blending machine successively, are stirred 5-10 minutes;At normal temperatures and pressures so that nothing
Machine thing fully reacts;Again successively by plant gum powder, starch, pour into horizontal ribbon mixing and blending machine stir 20-30 minutes;Make
Organic matter is obtained fully to react with inorganic matter;Finally discharge, pack the adhesive powder that the present invention is made.
In use, point core plate glue or panel glue, core plate glue are constructed as steps described below:
1st, material is chosen
Adhesive powder 1kg
Sanding powder 4-5kg
Water 12-16kg
Described inserts is dry powder(Powdered whiting), land plaster or talcum powder;
2nd, by remaining glue and eliminating impurities in mixer;
3rd, the 80% of sanding powder total amount is poured into mixer, start is alternately and repeatedly stirred by both forward and reverse directions(Hereinafter referred to as stir
Mix)1-2 minutes;
4th, adhesive powder is uniformly sprinkled into mixer, stirred 2-4 minutes;
5th, add water stirring, and discharges water while stir, and stops adding water until adding water to after the 80% of water;
6th, continue to stir 3-5 minutes, and remaining sanding powder is poured into mixer;
7th, continue to stir 3-5 minutes, the thin viscous condition depending on glue adds remaining water again, and stirring can construct for 8-10 minutes.
The making of panel glue is as embodiment one.
The advantage of the invention is that:The present invention is using starch as host, and aluminate is waterproofing agent, and powdered whiting is filling
Agent, bentonite is tackifier, and ammonium chloride is dispersant, and prodan is mould inhibitor, and plant gum powder is reinforcing agent, polyacrylamide
For thickener, potassium permanganate is levelling agent, with quick solidifying, strong viscous structural capacity, water-tolerant, mildew resistant moistureproof, storage period length, fortune
Defeated convenience, convenient construction, nontoxic, the advantage without formaldehyde and any volatile harmful material;
1st, structural capacity is glued extremely strong.Due to the adhesive be using high polymer material as host, by changing its structural formula,
Existing fabulous bridging property, have again it is good depend on property, greatly improve colloid it is dry after caking ability, so as to produce a kind of high bond
The crosslinked of structure power.
2nd, drying time shortens.The adhesive adds high-purity drier, and can volatilize rapidly large quantity of moisture after construction, with
Traditional glue is compared under equal ambient(Humidity, temperature, ventilation etc.)Colloid solidification, surface drying are greatly shortened, the time done solid work.
3rd, fungus and mildew resistance is timely.The adhesive adds high-purity drier, system can kill mould before suppression in time before colloid is dry
Bacterium, even if being constructed in the environment of cool, damp will not also mildew.
4th, damp and cold day does not ease back.The damp agent in adhesive addition import hole, after colloid is dry after severe winter and plum rain season not
Occur that traditional glue eases back even obscission because of the moisture absorption, its intensity and adhesive force are still as before.
5th, sexual valence lattice are than optimal.Invention adhesive powder is the hyperconcetration rubber powder synthesized based on high polymer material, is watered
Ratio is up to L:15-20 times or so, through the 1 bag of adhesive 25 ㎏ of plate factory construction testing)220-350 thin plank can be scraped(With A
Plate and B plates are defined), every cost is only 0.5 yuan -0.8 yuan or so.
The present invention has the advantage of following several respects with conventional glue:
1st, invention adhesive powder direct cost saves 30% or so than glue;
2nd, structure is bonded after the adhesive that invention adhesive powder is prepared is dry not only not poorer than glue, and its is strong after long-time
Degree is also better than glue;
3rd, the adhesive drying time that invention adhesive powder is prepared, also than 1-2 days before glue, greatly shortens sheet material production week
It is interim, it is that enterprise has saved circulating fund;
4th, invention adhesive powder prepare adhesive after severe winter and plum rain season, overcome completely the glue moisture absorption ease back and
The critical defect mildewed;
5th, invention adhesive powder, which is thoroughly abandoned, boils glue this cumbersome process, has saved production cost;
6th, workmen again carries pouring into mixer using invention adhesive powder without one barrel one barrel, is truly realized
Tired pine construction, convenient operation;
7th, because glue is using chemical compositions polyvinyl alcohol as host, it contains first and coordinated and volatile harmful material, so
Not only there is stimulation to workmen, and knot core-board guarantor detected and divides unfavorable, and invention adhesive powder, which is then improved, to be met
Modern Green environmental requirement.