CN108949045A - A kind of based Wood Adhesives - Google Patents
A kind of based Wood Adhesives Download PDFInfo
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- CN108949045A CN108949045A CN201810849425.8A CN201810849425A CN108949045A CN 108949045 A CN108949045 A CN 108949045A CN 201810849425 A CN201810849425 A CN 201810849425A CN 108949045 A CN108949045 A CN 108949045A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a kind of based Wood Adhesives, belong to adhesive technology field.The present invention is using yeast powder as raw material, first activated, fermentation and refluxing extraction, bio-oil is extracted, unsaturated double-bond, aldehyde radical etc. are contained in molecular structure compared with reactive group, firm key can be centrally formed with timber, improve the cohesive force between timber, to reduce the possibility of viscous force failure, the addition of lecithin liquid can increase system anion charge, the reunion between modified resin ingredient is effectively avoided, product water resistance is improved.The present invention uses dopamine liquid to impregnate glass fibre first and is modified, and improves the absorption property of glass fibre, then mixes with ferric chloride solution, using urea as precipitating reagent, while in loading process, glass fibre can share jointly external force with molecular resin chain, disperse stress, plays reinforcing effect.The present invention solves the problems, such as that the cohesive force of current Wood in Common Use adhesive, bond effect are bad.
Description
Technical field
The present invention relates to adhesive technology fields, and in particular to a kind of based Wood Adhesives.
Background technique
Since the 21th century, wood-based panel industry obtains unconventional fast development, increases by 22% every year, and 2009 artificial
Plate yield is more than more than 8000 ten thousand steres, year consumes adhesive about 5,000,000, becomes the first big country of world's Wood-based Panel Production.Currently,
The adhesive that wood-based plate manufacturing uses main still Lauxite, phenolic resin, melamine resin etc..This type
Adhesive in free formaldehyde content it is higher, toxic formaldehyde gas is slowly released in use process, is caused harm to the human body.
More attention with people to environmental protection, environmentally friendly machine increasingly receive universal concern.Environment-friendly type wood
Material adhesive is increasingly becoming following development trend because of the advantages that having nontoxic, nonpollution environment, easy to use.In order to subtract
On the one hand the discharge of few formaldehyde gas, Research Thinking are improved the technology path of original synthesis Lauxite, it is intended to drop
The content of low content of free formaldehyde.Such as add urea, melamine fomol catcher；On the other hand inexpensive biomass is attempted to use
Poly hydroxyl compound is that raw material prepares based Wood Adhesives to replace formaldehyde system adhesive.In the above-mentioned thinking reported, starch
Cost is relatively low for base adhesive, is a kind of natural poly hydroxyl compound material for most having application prospect.In conjunction with starch adhesive
It is widely used in corrugated board packing box, starch adhesive is disconnected by the MOLECULE DESIGN of new structure starch and control oxidation
Graft copolymerization after chain, crosslinking solves adhesion strength and water resistance, is economically feasible for industry of artificial boards.Closely
Over 2 years, there is the exploratory development of part wood-based plate starch adhesive.But starch-based adhesive is used for from the results of view
Wood-based plate, however it remains the problem of water resistance, adhesive strength.Therefore, a kind of based Wood Adhesives that adhesion strength is high production need to be developed
Product.
Summary of the invention
The technical problems to be solved by the invention: bad for the cohesive force of current Wood in Common Use adhesive, bond effect
The problem of, a kind of based Wood Adhesives are provided.
In order to solve the above technical problems, the present invention is using technical solution as described below:
A kind of based Wood Adhesives, according to the mass fraction, including following component: 2 ~ 5 parts of auxiliary agents, 1 ~ 4 portion of preservative, 5 ~ 12 parts the third two
Alcohol, 6 ~ 10 parts of M Crs, 5 ~ 10 parts of hydrogen peroxide, which is characterized in that further include: 20 ~ 40 parts of composite fillers, 15 ~ 30 parts
Phenol-formaldehyde resin modified.
The preparation method of the composite filler, includes the following steps:
(1) according to parts by weight, 3 ~ 5 parts of saccharomycete powder, 10 ~ 15 portions of mannitol, 20 ~ 30 parts of olive oil, 200 ~ 400 parts of water, 3 are taken
~ 5 parts of NaH2PO4, 1 ~ 4 part of Na2HPO4, first will take saccharomycete powder that mass fraction is added as 2 ~ 5% glucose in 1:30 ~ 50 in mass ratio
Activation is mixed in solution, obtains activation bacterium solution, takes activation bacterium solution, olive oil, mannitol, Na2HPO4、NaH2PO4, water mixing, in
28 ~ 32 DEG C, shaking table is shaken, ferment at constant temperature obtains fermentation liquid, fermentation liquid is taken to be centrifuged, and it is dry, dried object is obtained, dried object and solvent are taken
It is mixed in mass ratio for 1:10 ~ 15, heating and refluxing extraction obtains extracting solution, extracting solution is taken to be evaporated under reduced pressure, and obtains bio-oil；
(2) in 50 ~ 65 DEG C, 1:15 ~ 25 take biological sizing material, water to be mixed in mass ratio, and heat preservation is stood, and obtain glue, take glue
5:1 ~ 2:1:0.5 in mass ratio is added lecithin liquid, modified glass-fiber, polyvinylpyrrolidone and is mixed, microwave treatment,
Up to composite filler.
5:2 ~ 4 in mass ratio in the step (1) take petroleum ether, ethyl acetate mixing to get solvent.
Lecithin liquid in the step (2): 1:2 ~ 5:20 ~ 40 take lecithin, sodium alginate, water in container in mass ratio
It is mixed, stands, ultrasonication obtains lecithin liquid.
Biological sizing material in the step (2): 4:1:1 ~ 2 take peach gum, lac, donkey-hide gelatin mixing to get biology in mass ratio
Sizing material.
Modified glass-fiber in the step (2): in 50 ~ 70 DEG C, glass fibre, more is taken for 1:20 ~ 40 in mass ratio
Bar amine aqueous solution is mixed, filtering, and the ferric chloride solution mixing for taking filter residue to be added 20 ~ 40 times of filter residue quality adds filter residue matter
The urea liquid of 6 ~ 10 times of amount, constant temperature are stirred to react, and are stored at room temperature ageing, are filtered, are obtained filter residue, take filter residue filter residue quality 3 ~ 6
Deionized water washing again, it is dry, obtain modified glass-fiber.
The preparation of the phenol-formaldehyde resin modified: taking palygorskite to pulverize and sieve, and sieving particle 1:2:15 ~ 25 in mass ratio is taken to add
Entering nano aluminium oxide, sodium bicarbonate mixing, impregnates, filtering takes filter residue to dry, and roasts, and it is cooling, roasting material is obtained, in 60 ~ 80 DEG C,
It takes roasting material 1:3 ~ 6:0.2:0.1 in mass ratio that phenolic resin, rosin, silane coupling agent mixing is added, is warming up to 100 ~ 120
DEG C, heat preservation is cooling to get phenol-formaldehyde resin modified.
The silane coupling agent: any one in Silane coupling agent KH550, KH560, KH570.
The preservative: 4:1 ~ 2 take sodium benzoate, potassium sorbate mixing to get preservative in mass ratio.
The auxiliary agent: 5:1 ~ 3:1 in mass ratio takes microcrystalline wax, lignocellulosic, polyacrylamide mixing to get helping
Agent.
The present invention is compared with other methods, and advantageous effects are:
(1) present invention is using yeast powder as raw material, and first activated, fermentation and refluxing extraction, extract bio-oil, molecule knot
It can be centrally formed firm key with timber compared with reactive group containing unsaturated double-bond, aldehyde radical etc. in structure, improve the bonding between timber
Power contains hydrophilic radical in bio-oil, can be compatible well in wood-cellulose hydroxyl, can be in its week when acting on timber
It encloses to form effect film, the good connecting forces effect with buffering effect between adhesive system and timber can be improved, to drop
The possibility of low viscous force failure, the addition of lecithin liquid can increase system anion charge, effectively avoid between modified resin ingredient
Reunite, be allowed to be well dispersed in system, is formed and stablize cross-linked network, and lecithin can be filled in cross-linked network system,
Improve the water resistance of product；
(2) present invention first with dopamine liquid to glass fibre impregnate be modified, improve the absorption property of glass fibre, then with chlorine
Change ferrous solution mixing, using urea as precipitating reagent, the hydroxide ion for generating hydrolysis of urea generates hydroxide in conjunction with iron ion
Iron nucleus, nucleus once being formed, i.e., is adsorbed by the dopamine of fiberglass surfacing, and in subsequent processes, iron hydroxide is de-
Water generates iron oxide, and iron oxide uniform adsorption improves the roughness of fiberglass surfacing, be conducive in fiberglass surfacing
Linear modified resin molecule, which is affiliated to, is wound in coarse fiberglass surfacing, during extrusion, can effectively improve
The intermolecular resistance of motion steeply rises system internal friction, converts thermal energy for the mechanical energy that vibration generates and dissipates,
Simultaneously in loading process, glass fibre can share jointly external force with molecular resin chain, disperse stress, play reinforcing effect,
It avoids system stress from concentrating and causes structure and elastic change dramatically, effectively limit the large scale shape of product under external force
Become, promotes product mechanical property further.
Specific embodiment
Biological sizing material: 4:1:1 ~ 2 take peach gum, lac, donkey-hide gelatin mixing to get biological sizing material in mass ratio.
Auxiliary agent: 5:1 ~ 3:1 in mass ratio takes microcrystalline wax, lignocellulosic, polyacrylamide mixing to get auxiliary agent.
Preservative: 4:1 ~ 2 take sodium benzoate, potassium sorbate mixing to get preservative in mass ratio.
Solvent: 5:2 ~ 4 take petroleum ether, ethyl acetate mixing to get solvent in mass ratio.
Silane coupling agent: any one in Silane coupling agent KH550, KH560, KH570.
Modified glass-fiber: in 50 ~ 70 DEG C of water-bath, glass fibre, mass concentration 2g/L are taken for 1:20 ~ 40 in mass ratio
Dopamine solution is mixed in container, and with 300 ~ 500r/min, 25 ~ 50min of magnetic agitation, filtering takes filter residue that filter residue quality 20 is added
~ 40 times of mass fraction is that 8 ~ 12% ferric chloride solutions are mixed in reaction kettle, and the mass fraction for adding 6 ~ 10 times of filter residue quality is
15 ~ 25% urea liquids, constant temperature are stirred to react 3 ~ 5h, to the end of reacting, are stored at room temperature 8 ~ 12h of ageing, and filtering obtains filter residue, takes filter
After slag is washed with 3 ~ 6 times of filter residue quality of deionized water, in 100 ~ 110 DEG C of oven dryings to constant weight, modified glass-fiber is obtained.
Lecithin liquid: 1:2 ~ 5:20 ~ 40 take lecithin, sodium alginate, water to mix in container in mass ratio, with 400 ~
600r/min 30 ~ 55min of magnetic agitation after being stored at room temperature 4 ~ 8h, acts on 15 ~ 30min with 45 ~ 50kHz supersonic frequency, obtains lecithin
Rouge liquid.
The preparation method of composite filler, includes the following steps:
(1) according to parts by weight, 3 ~ 5 parts of saccharomycete powder, 10 ~ 15 portions of mannitol, 20 ~ 30 parts of olive oil, 200 ~ 400 parts of water, 3 are taken
~ 5 parts of NaH2PO4, 1 ~ 4 part of Na2HPO4, first will take saccharomycete powder that mass fraction is added as 2 ~ 5% glucose in 1:30 ~ 50 in mass ratio
Solution activates 15 ~ 30min with 400 ~ 600r/min magnetic agitation, obtains activation bacterium solution in 30 ~ 35 DEG C, takes activation bacterium solution, olive
Oil, mannitol, Na2HPO4、NaH2PO4, water in fermentor mix, in 28 ~ 32 DEG C, with 200 ~ 250r/min shake shaking table, constant temperature
Fermentation 3 ~ 5 days, obtains fermentation liquid, and fermentation liquid is taken to be centrifugated 6 ~ 10min with 3000 ~ 4000r/min, takes centrifugation object in 70 ~ 85 DEG C
Dry 4 ~ 6h, obtains dried object in baking oven, takes dried object and solvent is that 1:10 ~ 15 is mixed in mass ratio, heat back in 90 ~ 100 DEG C
Stream extracts 45 ~ 60min, obtains extracting solution, takes extracting solution in Rotary Evaporators, in 75 ~ 85 DEG C, under the conditions of 500 ~ 550kPa, and decompression
2 ~ 5h is distilled, bio-oil is obtained；
(2) in 50 ~ 65 DEG C, 1:15 ~ 25 take biological sizing material, water mixing in mass ratio, stir 30 ~ 50min with 350 ~ 500r/min,
Heat preservation stands 1 ~ 3h, obtains glue, takes glue 5:1 ~ 2:1:0.5 in mass ratio that lecithin liquid, modified glass-fiber, polyethylene is added
Pyrrolidones mixing, with 400 ~ 600r/min, 30 ~ 55min of magnetic agitation, is filled out with 6 ~ 10min of 300W microwave treatment to get compound
Charge.
The preparation of phenol-formaldehyde resin modified: taking palygorskite to crushed 200 meshes, takes sieving particle 1:2:15 ~ 25 in mass ratio
The sodium bicarbonate mixing of nano aluminium oxide, concentration 0.1mol/L is added, impregnates 5 ~ 8h, filtering takes filter residue to move to after natural drying
Muffle furnace obtains roasting material with furnace natural cooling with 800 ~ 1000 DEG C of 7 ~ 12h of roasting, in 60 ~ 80 DEG C, takes roasting material in mass ratio
Phenolic resin, rosin, silane coupling agent mixing is added in 1:3 ~ 6:0.2:0.1, is warming up to 100 ~ 120 DEG C, keeps the temperature 15 ~ 30min, from
So it is cooled to room temperature to get phenol-formaldehyde resin modified.
A kind of based Wood Adhesives, according to the mass fraction, including following component: 2 ~ 5 parts of auxiliary agents, 1 ~ 4 portion of preservative, 5 ~ 12 parts
Propylene glycol, 6 ~ 10 parts of M Crs, 5 ~ 10 parts of hydrogen peroxide, 20 ~ 40 parts of composite fillers, 15 ~ 30 parts of phenol-formaldehyde resin modifieds.
Embodiment 1
Biological sizing material: 4:1:1 in mass ratio takes peach gum, lac, donkey-hide gelatin mixing to get biological sizing material.
Auxiliary agent: 5:1:1 in mass ratio takes microcrystalline wax, lignocellulosic, polyacrylamide mixing to get auxiliary agent.
Preservative: 4:1 in mass ratio takes sodium benzoate, potassium sorbate mixing to get preservative.
Solvent: 5:2 in mass ratio takes petroleum ether, ethyl acetate mixing to get solvent.
Silane coupling agent: Silane coupling agent KH550.
Modified glass-fiber: in 50 DEG C of water-bath, taking glass fibre, mass concentration in mass ratio for 1:20 is 2g/L dopamine
Solution is mixed in container, and with 300r/min magnetic agitation 25min, filtering takes filter residue that 20 times of filter residue quality of mass fraction is added
It is mixed for 8% ferric chloride solution in reaction kettle, the mass fraction for adding 6 times of filter residue quality is 15% urea liquid, constant temperature stirring
3h is reacted, to the end of reacting, is stored at room temperature ageing 8h, filtering obtains filter residue, the deionization of 3 times of filter residue filter residue quality is taken to wash
After washing, in 100 DEG C of oven dryings to constant weight, modified glass-fiber is obtained.
Lecithin liquid: 1:2:20 in mass ratio takes lecithin, sodium alginate, water to mix in container, with 400r/min magnetic force
30min is stirred, after being stored at room temperature 4h, 15min is acted on 45kHz supersonic frequency, obtains lecithin liquid.
The preparation method of composite filler, includes the following steps:
(1) according to parts by weight, 3 parts of saccharomycete powder, 10 portions of mannitol, 20 parts of olive oil, 200 parts of water, 3 parts of NaH are taken2PO4、1
Part Na2HPO4, first take saccharomycete powder that mass fraction is added for 2% glucose solution, in 30 DEG C, with 400r/ 1:30 in mass ratio
Min magnetic agitation activates 15min, obtains activation bacterium solution, takes activation bacterium solution, olive oil, mannitol, Na2HPO4、NaH2PO4, water in
Fermentor mixing shakes shaking table with 200r/min, ferment at constant temperature 3 days, obtains fermentation liquid, take fermentation liquid with 3000r/min in 28 DEG C
It is centrifugated 6min, centrifugation object dry 4h in 70 DEG C of baking ovens is taken, obtains dried object, take dried object and solvent is 1:10 in mass ratio
Mixing, in 90 ~ 100 DEG C of heating and refluxing extraction 45min, obtains extracting solution, takes extracting solution in Rotary Evaporators, in 75 DEG C, 500kPa
Under the conditions of, it is evaporated under reduced pressure 2h, obtains bio-oil；
(2) in 50 DEG C, 1:15 in mass ratio takes biological sizing material, water mixing, stirs 30min with 350r/min, heat preservation stands 1h, obtains
Glue takes glue 5:1:1:0.5 in mass ratio that lecithin liquid, modified glass-fiber, polyvinylpyrrolidone mixing is added, with
400r/min magnetic agitation 30min, with 300W microwave treatment 6min to get composite filler.
The preparation of phenol-formaldehyde resin modified: taking palygorskite to crushed 200 meshes, and sieving particle 1:2:15 in mass ratio is taken to be added
The sodium bicarbonate mixing of nano aluminium oxide, concentration 0.1mol/L, impregnates 5h, and filtering takes filter residue to move to Muffle furnace after natural drying
Roasting material is obtained with furnace natural cooling with 800 DEG C of roasting 7h, in 60 DEG C, takes roasting material 1:3:0.2:0.1 in mass ratio that phenol is added
Urea formaldehyde, rosin, silane coupling agent mixing, are warming up to 100 DEG C, keep the temperature 15min, cooled to room temperature is to get modified phenolic
Resin.
A kind of based Wood Adhesives, according to the mass fraction, including following component: 2 parts of auxiliary agents, 1 ~ 4 portion of preservative, 5 parts the third two
Alcohol, 6 parts of M Crs, 5 parts of hydrogen peroxide, 20 parts of composite fillers, 15 parts of phenol-formaldehyde resin modifieds.
Embodiment 2
Biological sizing material: 4:1:1.5 in mass ratio takes peach gum, lac, donkey-hide gelatin mixing to get biological sizing material.
Auxiliary agent: 5:2:1 in mass ratio takes microcrystalline wax, lignocellulosic, polyacrylamide mixing to get auxiliary agent.
Preservative: 4:1.5 in mass ratio takes sodium benzoate, potassium sorbate mixing to get preservative.
Solvent: 5:3 in mass ratio takes petroleum ether, ethyl acetate mixing to get solvent.
Silane coupling agent: silane coupling agent KH560.
Modified glass-fiber: in 60 DEG C of water-bath, taking glass fibre, mass concentration in mass ratio for 1:30 is 2g/L dopamine
Solution is mixed in container, and with 400r/min magnetic agitation 40min, filtering takes filter residue that 30 times of filter residue quality of mass fraction is added
It is mixed for 10% ferric chloride solution in reaction kettle, the mass fraction for adding 8 times of filter residue quality is 20% urea liquid, constant temperature stirring
4h is reacted, to the end of reacting, is stored at room temperature ageing 10h, filtering obtains filter residue, the deionization of 5 times of filter residue filter residue quality is taken to wash
After washing, in 105 DEG C of oven dryings to constant weight, modified glass-fiber is obtained.
Lecithin liquid: 1:4:30 in mass ratio takes lecithin, sodium alginate, water to mix in container, with 500r/min magnetic force
40min is stirred, after being stored at room temperature 6h, 20min is acted on 48kHz supersonic frequency, obtains lecithin liquid.
The preparation method of composite filler, includes the following steps:
(1) according to parts by weight, 4 parts of saccharomycete powder, 13 portions of mannitol, 25 parts of olive oil, 300 parts of water, 4 parts of NaH are taken2PO4、3
Part Na2HPO4, first take saccharomycete powder that mass fraction is added for 4% glucose solution, in 33 DEG C, with 500r/ 1:40 in mass ratio
Min magnetic agitation activates 20min, obtains activation bacterium solution, takes activation bacterium solution, olive oil, mannitol, Na2HPO4、NaH2PO4, water in
Fermentor mixing shakes shaking table with 220r/min, ferment at constant temperature 4 days, obtains fermentation liquid, take fermentation liquid with 3500r/min in 30 DEG C
It is centrifugated 8min, centrifugation object dry 5h in 80 DEG C of baking ovens is taken, obtains dried object, take dried object and solvent is 1:14 in mass ratio
Mixing, in 95 DEG C of heating and refluxing extraction 50min, obtains extracting solution, takes extracting solution in Rotary Evaporators, in 80 DEG C, 530kPa condition
Under, it is evaporated under reduced pressure 4h, obtains bio-oil；
(2) in 55 DEG C, 1:20 in mass ratio takes biological sizing material, water mixing, stirs 40min with 450r/min, heat preservation stands 2h, obtains
Glue takes glue 5:1:1:0.5 in mass ratio that lecithin liquid, modified glass-fiber, polyvinylpyrrolidone mixing is added, with
500r/min magnetic agitation 40min, with 300W microwave treatment 8min to get composite filler.
The preparation of phenol-formaldehyde resin modified: taking palygorskite to crushed 200 meshes, and sieving particle 1:2:20 in mass ratio is taken to be added
The sodium bicarbonate mixing of nano aluminium oxide, concentration 0.1mol/L, impregnates 6h, and filtering takes filter residue to move to Muffle furnace after natural drying
Roasting material is obtained with furnace natural cooling with 900 DEG C of roasting 10h, in 70 DEG C, takes roasting material 1:5:0.2:0.1 in mass ratio that phenol is added
Urea formaldehyde, rosin, silane coupling agent mixing, are warming up to 110 DEG C, keep the temperature 20min, cooled to room temperature is to get modified phenolic
Resin.
A kind of based Wood Adhesives, according to the mass fraction, including following component: 4 parts of auxiliary agents, 3 portions of preservatives, 10 parts the third two
Alcohol, 8 parts of M Crs, 8 parts of hydrogen peroxide, 30 parts of composite fillers, 20 parts of phenol-formaldehyde resin modifieds.
Embodiment 3
Biological sizing material: 4:1:2 in mass ratio takes peach gum, lac, donkey-hide gelatin mixing to get biological sizing material.
Auxiliary agent: 5:3:1 in mass ratio takes microcrystalline wax, lignocellulosic, polyacrylamide mixing to get auxiliary agent.
Preservative: 4:2 in mass ratio takes sodium benzoate, potassium sorbate mixing to get preservative.
Solvent: 5:4 in mass ratio takes petroleum ether, ethyl acetate mixing to get solvent.
Silane coupling agent: silane coupling agent KH570.
Modified glass-fiber: in 70 DEG C of water-bath, taking glass fibre, mass concentration in mass ratio for 1:40 is 2g/L dopamine
Solution is mixed in container, and with 500r/min magnetic agitation 50min, filtering takes filter residue that 40 times of filter residue quality of mass fraction is added
It is mixed for 12% ferric chloride solution in reaction kettle, the mass fraction for adding 10 times of filter residue quality is 25% urea liquid, and constant temperature stirs
Reaction 5h is mixed, to the end of reacting, is stored at room temperature ageing 12h, filtering obtains filter residue, takes the deionized water of 6 times of filter residue filter residue quality
After washing, in 110 DEG C of oven dryings to constant weight, modified glass-fiber is obtained.
Lecithin liquid: 1:5:40 in mass ratio takes lecithin, sodium alginate, water to mix in container, with 600r/min magnetic force
55min is stirred, after being stored at room temperature 8h, 30min is acted on 50kHz supersonic frequency, obtains lecithin liquid.
The preparation method of composite filler, includes the following steps:
(1) according to parts by weight, 5 parts of saccharomycete powder, 15 portions of mannitol, 30 parts of olive oil, 400 parts of water, 5 parts of NaH are taken2PO4、4
Part Na2HPO4, first take saccharomycete powder that mass fraction is added for 5% glucose solution, in 35 DEG C, with 600r/ 1:50 in mass ratio
Min magnetic agitation activates 30min, obtains activation bacterium solution, takes activation bacterium solution, olive oil, mannitol, Na2HPO4、NaH2PO4, water in
Fermentor mixing shakes shaking table with 250r/min, ferment at constant temperature 5 days, obtains fermentation liquid, take fermentation liquid with 4000r/min in 32 DEG C
It is centrifugated 10min, centrifugation object dry 6h in 85 DEG C of baking ovens is taken, obtains dried object, take dried object and solvent is 1 in mass ratio:
15 mixing, in 100 DEG C of heating and refluxing extraction 60min, obtain extracting solution, take extracting solution in Rotary Evaporators, in 85 DEG C, 550kPa item
Under part, it is evaporated under reduced pressure 5h, obtains bio-oil；
(2) in 65 DEG C, 1:25 in mass ratio takes biological sizing material, water mixing, stirs 50min with 500r/min, heat preservation stands 3h, obtains
Glue takes glue 5:2:1:0.5 in mass ratio that lecithin liquid, modified glass-fiber, polyvinylpyrrolidone mixing is added, with
600r/min magnetic agitation 55min, with 300W microwave treatment 10min to get composite filler.
The preparation of phenol-formaldehyde resin modified: taking palygorskite to crushed 200 meshes, and sieving particle 1:2:25 in mass ratio is taken to be added
The sodium bicarbonate mixing of nano aluminium oxide, concentration 0.1mol/L, impregnates 8h, and filtering takes filter residue to move to Muffle furnace after natural drying
Roasting material is obtained with furnace natural cooling with 1000 DEG C of roasting 12h, in 80 DEG C, roasting material 1:6:0.2:0.1 in mass ratio is taken to be added
Phenolic resin, rosin, silane coupling agent mixing, are warming up to 120 DEG C, keep the temperature 30min, cooled to room temperature is to get modified phenol
Urea formaldehyde.
A kind of based Wood Adhesives, according to the mass fraction, including following component: 5 parts of auxiliary agents, 4 portions of preservatives, 12 parts the third two
Alcohol, 10 parts of M Crs, 10 parts of hydrogen peroxide, 40 parts of composite fillers, 30 parts of phenol-formaldehyde resin modifieds.
Comparative example 1: it is essentially identical with the preparation method of embodiment 1, it has only the difference is that lacking lecithin liquid.
Comparative example 2: it is essentially identical with the preparation method of embodiment 1, it has only the difference is that lacking ferric chloride solution.
Comparative example 3: the based Wood Adhesives of company of Wuhan City production.
Based Wood Adhesives are carried out according to GB/T 14732-2006 defined method in based Wood Adhesives of the present invention and comparative example
Test, test specimen is put into 63 ± 3 DEG C of hot water and impregnates 3h, then test specimen is lain in 63 ± 3 DEG C of air convection drying case
Middle dry 1h, cool down 10min at room temperature after taking-up, test result is as follows table:
In summary, based Wood Adhesives of the invention are more preferable compared to commercial product effect, and viscosity height is free of formaldehyde, are worth energetically
It promotes.
Claims (10)
1. a kind of based Wood Adhesives, according to the mass fraction, including following component: 2 ~ 5 parts of auxiliary agents, 1 ~ 4 portion of preservative, 5 ~ 12 part third
Glycol, 6 ~ 10 parts of M Crs, 5 ~ 10 parts of hydrogen peroxide, which is characterized in that further include: 20 ~ 40 parts of composite fillers, 15 ~ 30
Part phenol-formaldehyde resin modified.
2. a kind of based Wood Adhesives according to claim 1, which is characterized in that the preparation method of the composite filler, packet
Include following steps:
(1) according to parts by weight, 3 ~ 5 parts of saccharomycete powder, 10 ~ 15 portions of mannitol, 20 ~ 30 parts of olive oil, 200 ~ 400 parts of water, 3 are taken
~ 5 parts of NaH2PO4, 1 ~ 4 part of Na2HPO4, first will take saccharomycete powder that mass fraction is added as 2 ~ 5% glucose in 1:30 ~ 50 in mass ratio
Activation is mixed in solution, obtains activation bacterium solution, takes activation bacterium solution, olive oil, mannitol, Na2HPO4、NaH2PO4, water mixing, in
28 ~ 32 DEG C, shaking table is shaken, ferment at constant temperature obtains fermentation liquid, fermentation liquid is taken to be centrifuged, and it is dry, dried object is obtained, dried object and solvent are taken
It is mixed in mass ratio for 1:10 ~ 15, heating and refluxing extraction obtains extracting solution, extracting solution is taken to be evaporated under reduced pressure, and obtains bio-oil；
(2) in 50 ~ 65 DEG C, 1:15 ~ 25 take biological sizing material, water to be mixed in mass ratio, and heat preservation is stood, and obtain glue, take glue
5:1 ~ 2:1:0.5 in mass ratio is added lecithin liquid, modified glass-fiber, polyvinylpyrrolidone and is mixed, microwave treatment,
Up to composite filler.
3. a kind of based Wood Adhesives according to claim 2, which is characterized in that 5:2 ~ 4 in mass ratio in the step (1)
Take petroleum ether, ethyl acetate mixing to get solvent.
4. a kind of based Wood Adhesives according to claim 2, which is characterized in that the lecithin liquid in the step (2): pressing matter
Amount takes lecithin, sodium alginate, water to be mixed in container than 1:2 ~ 5:20 ~ 40, stands, and ultrasonication obtains lecithin liquid.
5. a kind of based Wood Adhesives according to claim 2, which is characterized in that the biological sizing material in the step (2): pressing matter
Amount takes peach gum, lac, donkey-hide gelatin mixing to get biological sizing material than 4:1:1 ~ 2.
6. a kind of based Wood Adhesives according to claim 2, which is characterized in that the modified glass-fiber in the step (2):
In 50 ~ 70 DEG C, glass fibre, dopamine solution is taken to be mixed for 1:20 ~ 40 in mass ratio, filtering takes filter residue that filter residue is added
The ferric chloride solution mixing that 20 ~ 40 times of quality, adds 6 ~ 10 times of filter residue quality of urea liquid, constant temperature is stirred to react, room temperature
Still aging, filtering obtains filter residue, filter residue is taken to be washed with 3 ~ 6 times of filter residue quality of deionized water, dry, obtains modified glass-fiber.
7. a kind of based Wood Adhesives according to claim 1, which is characterized in that the preparation of the phenol-formaldehyde resin modified: take slope
Thread stone pulverizes and sieves, and takes sieving particle 1:2:15 in mass ratio ~ 25 that nano aluminium oxide, sodium bicarbonate mixing is added, impregnates, mistake
Filter, takes filter residue to dry, and roasts, cooling, obtains roasting material, in 60 ~ 80 DEG C, roasting material 1:3 ~ 6:0.2:0.1 in mass ratio is taken to be added
Phenolic resin, rosin, silane coupling agent mixing are warming up to 100 ~ 120 DEG C, and heat preservation is cooling to get phenol-formaldehyde resin modified.
8. a kind of based Wood Adhesives according to claim 7, which is characterized in that the silane coupling agent: silane coupling agent
Any one in KH550, KH560, KH570.
9. a kind of based Wood Adhesives according to claim 1, which is characterized in that the preservative: 4:1 ~ 2 take benzene in mass ratio
Sodium formate, potassium sorbate mixing are to get preservative.
10. a kind of based Wood Adhesives according to claim 1, which is characterized in that the auxiliary agent: 5:1 ~ 3:1 takes in mass ratio
Microcrystalline wax, lignocellulosic, polyacrylamide mixing are to get auxiliary agent.
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| CN201810849425.8A CN108949045A (en) | 2018-07-28 | 2018-07-28 | A kind of based Wood Adhesives |
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| CN201810849425.8A CN108949045A (en) | 2018-07-28 | 2018-07-28 | A kind of based Wood Adhesives |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111087949A (en) * | 2019-12-12 | 2020-05-01 | 广州国色生物科技有限公司 | Water-resistant high-viscosity wood adhesive |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102702994A (en) * | 2012-05-23 | 2012-10-03 | 张家港市威迪森油墨有限公司 | Adhesive for flexible printed circuit board and preparation method thereof |
| CN104877609A (en) * | 2015-05-19 | 2015-09-02 | 广西众昌树脂有限公司 | Phenol-formaldehyde resin adhesive |
| CN107337825A (en) * | 2017-07-31 | 2017-11-10 | 常州杰轩纺织科技有限公司 | A kind of preparation method of yielding rubber |
| CN107459953A (en) * | 2017-07-31 | 2017-12-12 | 常州杰轩纺织科技有限公司 | A kind of preparation method of the polyacrylate pressure-sensitive of enhanced water resistance |
-
2018
- 2018-07-28 CN CN201810849425.8A patent/CN108949045A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102702994A (en) * | 2012-05-23 | 2012-10-03 | 张家港市威迪森油墨有限公司 | Adhesive for flexible printed circuit board and preparation method thereof |
| CN104877609A (en) * | 2015-05-19 | 2015-09-02 | 广西众昌树脂有限公司 | Phenol-formaldehyde resin adhesive |
| CN107337825A (en) * | 2017-07-31 | 2017-11-10 | 常州杰轩纺织科技有限公司 | A kind of preparation method of yielding rubber |
| CN107459953A (en) * | 2017-07-31 | 2017-12-12 | 常州杰轩纺织科技有限公司 | A kind of preparation method of the polyacrylate pressure-sensitive of enhanced water resistance |
Non-Patent Citations (1)
| Title |
|---|
| 关志宇等: "《药物制剂辅料与包装材料》", 31 January 2017 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111087949A (en) * | 2019-12-12 | 2020-05-01 | 广州国色生物科技有限公司 | Water-resistant high-viscosity wood adhesive |
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