CN105648846B - A kind of environment-friendly type dipping paper and preparation method thereof - Google Patents
A kind of environment-friendly type dipping paper and preparation method thereof Download PDFInfo
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- CN105648846B CN105648846B CN201511014379.2A CN201511014379A CN105648846B CN 105648846 B CN105648846 B CN 105648846B CN 201511014379 A CN201511014379 A CN 201511014379A CN 105648846 B CN105648846 B CN 105648846B
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/18—Paper- or board-based structures for surface covering
- D21H27/22—Structures being applied on the surface by special manufacturing processes, e.g. in presses
- D21H27/26—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures
- D21H27/28—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures treated to obtain specific resistance properties, e.g. against wear or weather
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/34—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds and acyclic or carbocyclic compounds
- C08G12/36—Ureas; Thioureas
- C08G12/38—Ureas; Thioureas and melamines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/24—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H19/26—Aminoplasts
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/80—Paper comprising more than one coating
- D21H19/82—Paper comprising more than one coating superposed
- D21H19/824—Paper comprising more than one coating superposed two superposed coatings, both being non-pigmented
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Laminated Bodies (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The present invention relates to dipping paper technical field, and in particular to a kind of environment-friendly type dipping paper and preparation method thereof, including original paper layer, the wet look glue-line that fits in the primer layer of original paper layer upper surface and fit in primer layer upper surface.The environment-friendly type dipping paper of the present invention on original paper layer by setting bright aspect glue and primer with E0 grades of environmental protection standards so that the dipping paper manufactured has good environmental-protecting performance, reduces the pollution to environment, simple in structure, cost is low, highly practical.
Description
Technical field
The present invention relates to dipping paper technical field, and in particular to a kind of environment-friendly type dipping paper and preparation method thereof.
Background technology
Dipping paper is mixed by non-woven fabrics wood pulp with PE and plant fiber, has superpower absorbability and antilysis energy
Power, is widely used in the veneer of cabinet, wardrobe and composite floor board.
Pervious dipping paper paper roll using non-woven fabrics wood pulp with PE and plant fiber due to being mixed, and environmental-protecting performance is not
It is good.
Therefore, the prior art is to be improved and improves.
The content of the invention
In order to overcome shortcoming and defect existing in the prior art, it is an object of the invention to provide a kind of environment-friendly type dipping
Paper, the dipping paper have good environmental-protecting performance, reduce the pollution to environment, simple in structure, cost is low, highly practical.
Another object of the present invention is to provide a kind of preparation method of environment-friendly type dipping paper, preparation method technique letter
Single, convenient operation and control, stable quality, production efficiency is high, and production cost is low, can large-scale industrial production.
The purpose of the present invention is achieved through the following technical solutions：A kind of environment-friendly type impregnates paper, including original paper layer, fits in original
The primer layer of ply of paper upper surface and the wet look glue-line for fitting in primer layer upper surface.
The environment-friendly type dipping paper of the present invention by set on original paper layer the bright aspect glue with E0 grade environmental protection standards with
Primer so that the dipping paper manufactured has good environmental-protecting performance, reduces the pollution to environment, simple in structure, cost
It is low, it is highly practical.
Preferably, the raw material of the primer layer is environment-friendly type urea-formaldehyde glue.The present invention is by using urea-formaldehyde glue as primer layer
Raw material so that the dipping paper manufactured has good environmental-protecting performance, reduces the pollution to environment.
Preferably, the environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：20-60 parts of formaldehyde, 10-24 parts of urea,
1-4 parts of melamine, 1-8 parts of alkaline conditioner, 0.01-0.06 parts of acid regulator, 0.01-0.04 parts of accelerating agent and water 2-8
Part.
The environment-friendly type urea-formaldehyde glue of the present invention strictly controls the weight proportion of each raw material by using above-mentioned raw materials, is made
Environment-friendly type urea-formaldehyde glue water resistance, resistance to ag(e)ing and good toughness, can reach E0 grades environmental protection definitely, there is the good feature of environmental protection
Can, the significantly less pollution to environment.
Preferably, the alkaline conditioner is triethanolamine.The present invention by using triethanolamine as alkaline conditioner,
Obtained environment-friendly type urea-formaldehyde glue water resistance, resistance to ag(e)ing and good toughness.
The acid regulator is formic acid solution of the mass fraction in 1%-5%.The present invention is by using mass fraction in 1%-
For 5% formic acid solution as acid regulator, obtained environment-friendly type urea-formaldehyde glue can reach E0 grades of environmental protection definitely, have well
Environmental-protecting performance, the significantly less pollution to environment.
The accelerating agent is at least one of zinc sulfate, trimethyl phosphate and diethy-aceto oxalate.The present invention by using
Above-mentioned accelerating agent, obtained environment-friendly type urea-formaldehyde glue water resistance, resistance to ag(e)ing and good toughness, can reach E0 grades of environmental protection definitely, tool
There is a good environmental-protecting performance, the significantly less pollution to environment.
Preferably, the preparation method of the environment-friendly type urea-formaldehyde glue includes the following steps：
（1）Take in 20-60 parts of formaldehyde input reaction kettles, add 1-8 parts of alkaline conditioners and adjust pH value to 7.5-8.0；
（2）6-12 parts of urea and 1-4 parts of melamines are added, 80-82 DEG C is heated to and keeps the temperature 15-25min；
（3）Add 0.01-0.06 parts of acid regulators and adjust pH value to 5.6-5.8, be warming up to 88-90 DEG C and keep the temperature 45-
55min；
（4）23-27 DEG C to be down to, it is poured into water and turns white, adds 0.01-0.04 parts of accelerating agents and adjust pH value to 7.5-8.2；
（5）2-6 parts of urea are added, keep the temperature 8-12min；
（6）2-8 parts of water are added, are cooled to 58-62 DEG C；
（7）2-6 parts of urea are added, are cooled to 33-37 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
The step of preparation process of the environment-friendly type urea-formaldehyde glue of the present invention is simple, convenient operation and control, stable quality, production efficiency
Height, production cost is low, can large-scale industrial production.
Preferably, the raw material of the wet look glue-line is triamine glue.The present invention is by using triamine glue as wet look glue
The raw material of layer so that the dipping paper manufactured has good environmental-protecting performance, reduces the pollution to environment.
Preferably, the triamine glue includes the raw material of following parts by weight：3.5-8.5 parts of formaldehyde, melamine 3.5-8.0
Part, phthalic acid two（2- ethylhexyls）1.8-4.2 parts of 0.5-2.5 parts, 0.3-3.2 parts of diethylene glycol (DEG) and water.
The triamine glue of the present invention strictly controls the weight proportion of each raw material by using above-mentioned raw materials, obtained triamine
Glue good waterproof performance, chemism is high, and heat endurance is good, boiling water resistance, and chemical proofing and electrical insulating property are good；And it can cause
The dipping paper manufactured has good environmental-protecting performance, reduces the pollution to environment.
Preferably, the preparation method of the triamine glue includes the following steps：
（1）Take 3.5-8.5 parts of formaldehyde, 0.5-2.5 parts of phthalic acids two（2- ethylhexyls）, 0.3-3.2 portions of diethylene glycol (DEG)s
Put into 1.8-4.2 parts of water in reaction kettle, uniform stirring to pH value is 9.3-9.5；
（2）3.5-8.0 parts of melamines are added, 89-91 DEG C is heated to, then heats to 90-93 DEG C and keep the temperature 60-
90min, to water-soluble than being 1:2.5-3.5；
（3）40-45 DEG C is cooled to, to water-soluble than being 1:1.2-1.8, discharging, is made the triamine glue.
The preparation method technique of the triamine glue of the present invention is simple, convenient operation and control, stable quality, and production efficiency is high, raw
It is low to produce cost, can large-scale industrial production.
Preferably, the proportion of the original paper layer is 70-150g/m2.The present invention by by the specific gravity control of original paper layer in 70-
150g/m2, material can be saved and impregnate the toughness of paper.
The proportion of the primer layer is 50-60g/m2.The present invention by by the specific gravity control of primer layer in 50-60g/m2, both
Material can be saved, and the dipping paper that can make to manufacture has good environmental-protecting performance, reduces the pollution to environment.
The proportion of the wet look glue-line is 40-50g/m2.The present invention by by the specific gravity control of wet look glue-line in 40-
50g/m2, the dipping paper that can be saved material and make to manufacture has good environmental-protecting performance, reduces the dirt to environment
Dye.
A kind of preparation method of environment-friendly type dipping paper, includes the following steps：
A, original paper layer is taken, one layer of environment-friendly type urea-formaldehyde glue is coated with the upper surface of original paper layer, primer layer is formed after dry；
B, one layer of triamine glue is coated with the upper surface of primer layer, wet look glue-line is formed after curing, bloom dipping paper is made.
The preparation method technique of the present invention is simple, convenient operation and control, stable quality, and production efficiency is high, and production cost is low,
Can large-scale industrial production.
The beneficial effects of the present invention are：The environment-friendly type dipping paper of the present invention has E0 grades of rings by being set on original paper layer
Bright the aspect glue and primer of guarantor's standard so that the dipping paper manufactured has good environmental-protecting performance, reduces to environment
Pollution, simple in structure, cost is low, highly practical.
The preparation method technique of the present invention is simple, convenient operation and control, stable quality, and production efficiency is high, and production cost is low,
Can large-scale industrial production.
Brief description of the drawings
Fig. 1 is the partial sectional view of the present invention；
Reference numeral is：1-original paper layer, 2-primer layer, 3-wet look glue-line.
Embodiment
For the ease of the understanding of those skilled in the art, the present invention is made with reference to embodiment and attached drawing 1 further
Illustrate, the content that embodiment refers to not is limitation of the invention.
Embodiment 1
See Fig. 1, a kind of environment-friendly type impregnates paper, including original paper layer 1, fit in 1 upper surface of original paper layer primer layer 2 and
Fit in the wet look glue-line 3 of 2 upper surface of primer layer.
The raw material of the primer layer 2 is urea-formaldehyde glue.
The environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：20 parts of formaldehyde, 10 parts of urea, 1 part of melamine, alkali
Property 2 parts of 1 part of conditioning agent, 0.01 part of acid regulator, 0.01 part of accelerating agent and water.
The alkaline conditioner is triethanolamine；The acid regulator is formic acid solution of the mass fraction 1%；It is described
Accelerating agent is zinc sulfate.
The preparation method of the environment-friendly type urea-formaldehyde glue includes the following steps：
（1）Take in 20 parts of formaldehyde input reaction kettles, add 1 part of alkaline conditioner and adjust pH value to 7.5；
（2）6 parts of urea and 1 part of melamine are added, 80 DEG C is heated to and keeps the temperature 15min；
（3）Add 0.01 part of acid regulator and adjust pH value to 5.6, be warming up to 88 DEG C and keep the temperature 45min；
（4）Wait to be down to 23 DEG C, be poured into water and turn white, add 0.01 part of accelerating agent and adjust pH value to 7.5；
（5）2 parts of urea are added, keep the temperature 8min；
（6）2 parts of water are added, are cooled to 58 DEG C；
（7）2 parts of urea are added, are cooled to 33 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
The raw material of the wet look glue-line 3 is triamine glue.
The triamine glue includes the raw material of following parts by weight：3.5 parts of formaldehyde, 3.5 parts of melamine, phthalic acid two
（2- ethylhexyls）1.8 parts of 0.5 part, 0.3 part of diethylene glycol (DEG) and water.
The preparation method of the triamine glue includes the following steps：
（1）Take 3.5 parts of formaldehyde, 0.5 part of phthalic acid two（2- ethylhexyls）, 0.3 portion of diethylene glycol (DEG) and 1.8 parts of water inputs
In reaction kettle, uniform stirring to pH value is 9.3；
（2）3.5 parts of melamines are added, 89 DEG C is heated to, then heats to 90 DEG C and keep the temperature 60min, are to water-soluble ratio
1:2.5；
（3）40 DEG C are cooled to, to water-soluble than being 1:1.2, discharging, is made the triamine glue.
The proportion of the original paper layer 1 is 70g/m2；The proportion of the primer layer 2 is 50g/m2；The wet look glue-line 3
Proportion is 40g/m2。
A kind of preparation method of environment-friendly type dipping paper, includes the following steps：
A, original paper layer 1 is taken, one layer of environment-friendly type urea-formaldehyde glue is coated with the upper surface of original paper layer 1, primer layer 2 is formed after dry；
B, one layer of triamine glue is coated with the upper surface of primer layer, 3 layers of wet look glue-line is formed after curing, bloom dipping is made
Paper.
Embodiment 2
The difference of the present embodiment and above-described embodiment 1 is：
The environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：30 parts of formaldehyde, 14 parts of urea, 2 parts of melamine, alkali
Property 4 parts of 3 parts of conditioning agent, 0.02 part of acid regulator, 0.01 part of accelerating agent and water.
The alkaline conditioner is triethanolamine；The acid regulator is formic acid solution of the mass fraction in 1%-5%；Institute
It is zinc sulfate to state accelerating agent.
The preparation method of the environment-friendly type urea-formaldehyde glue includes the following steps：
（1）Take in 30 parts of formaldehyde input reaction kettles, add 3 parts of alkaline conditioners and adjust pH value to 7.6；
（2）8 parts of urea and 2 parts of melamines are added, 81 DEG C is heated to and keeps the temperature 18min；
（3）Add 0.02 part of acid regulator and adjust pH value to 5.7, be warming up to 89 DEG C and keep the temperature 48min；
（4）Wait to be down to 24 DEG C, be poured into water and turn white, add 0.01 part of accelerating agent and adjust pH value to 7.6；
（5）3 parts of urea are added, keep the temperature 9min；
（6）4 parts of water are added, are cooled to 59 DEG C；
（7）3 parts of urea are added, are cooled to 34 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
The triamine glue includes the raw material of following parts by weight：5 parts of formaldehyde, 5 parts of melamine, phthalic acid two（2- second
The own ester of base）2.1 parts of 1 part, 1 part of diethylene glycol (DEG) and water.
The preparation method of the triamine glue includes the following steps：
（1）Take 5 parts of formaldehyde, 1 part of phthalic acid two（2- ethylhexyls）, 1 portion of diethylene glycol (DEG) and 2.1 parts of water input reaction kettles
In, uniform stirring to pH value is 9.3-9.5；
（2）5 parts of melamines are added, 90 DEG C is heated to, then heats to 91 DEG C and keep the temperature 70min, to water-soluble than being 1:
2.8；
（3）41 DEG C are cooled to, to water-soluble than being 1:1.4, discharging, is made the triamine glue.
The proportion of the original paper layer 1 is 90g/m2；The proportion of the primer layer 2 is 52g/m2；The wet look glue-line 3
Proportion is 42g/m2。
Embodiment 3
The difference of the present embodiment and above-described embodiment 1 is：
The environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：45 parts of formaldehyde, 17 parts of urea, 2.5 parts of melamine,
5 parts of 5 parts of alkaline conditioner, 0.03 part of acid regulator, 0.02 part of accelerating agent and water.
The alkaline conditioner is triethanolamine；The acid regulator is formic acid solution of the mass fraction 2%；It is described
Accelerating agent is trimethyl phosphate.
The preparation method of the environment-friendly type urea-formaldehyde glue includes the following steps：
（1）Take in 45 parts of formaldehyde input reaction kettles, add 5 parts of alkaline conditioners and adjust pH value to 7.7；
（2）9 parts of urea and 2.5 parts of melamines are added, 81 DEG C is heated to and keeps the temperature 20min；
（3）Add 0.03 part of acid regulator and adjust pH value to 5.7, be warming up to 89 DEG C and keep the temperature 50min；
（4）23-27 DEG C to be down to, it is poured into water and turns white, adds 0.02 part of accelerating agent and adjust pH value to 7.9；
（5）4 parts of urea are added, keep the temperature 10min；
（6）5 parts of water are added, are cooled to 60 DEG C；
（7）4 parts of urea are added, are cooled to 35 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
The triamine glue includes the raw material of following parts by weight：6 parts of formaldehyde, 6 parts of melamine, phthalic acid two（2- second
The own ester of base）2.8 parts of 1.5 parts, 1.8 parts of diethylene glycol (DEG) and water.
The preparation method of the triamine glue includes the following steps：
（1）Take 6 parts of formaldehyde, 1.5 parts of phthalic acids two（2- ethylhexyls）, 1.8 portions of diethylene glycol (DEG)s and 2.8 parts of water inputs it is anti-
Answer in kettle, uniform stirring to pH value is 9.4；
（2）6 parts of melamines are added, 90 DEG C is heated to, then heats to 92 DEG C and keep the temperature 75min, to water-soluble than being 1:
3；
（3）42 DEG C are cooled to, to water-soluble than being 1:1.5, discharging, is made the triamine glue.
The proportion of the original paper layer 1 is 110g/m2；The proportion of the primer layer 2 is 55g/m2；The wet look glue-line 3
Proportion is 45g/m2。
Embodiment 4
The difference of the present embodiment and above-described embodiment 1 is：
The environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：50 parts of formaldehyde, 20 parts of urea, 3 parts of melamine, alkali
Property 6 parts of 7 parts of conditioning agent, 0.04 part of acid regulator, 0.03 part of accelerating agent and water.
The alkaline conditioner is triethanolamine；The acid regulator is formic acid solution of the mass fraction 4%；It is described
Accelerating agent is trimethyl phosphate.
The preparation method of the environment-friendly type urea-formaldehyde glue includes the following steps：
（1）Take in 50 parts of formaldehyde input reaction kettles, add 7 parts of alkaline conditioners and adjust pH value to 7.9；
（2）10 parts of urea and 3 parts of melamines are added, 81 DEG C is heated to and keeps the temperature 22min；
（3）Add 0.04 part of acid regulator and adjust pH value to 5.7, be warming up to 89 DEG C and keep the temperature 52min；
（4）Wait to be down to 26 DEG C, be poured into water and turn white, add 0.03 part of accelerating agent and adjust pH value to 8.0；
（5）5 parts of urea are added, keep the temperature 11min；
（6）6 parts of water are added, are cooled to 61 DEG C；
（7）5 parts of urea are added, are cooled to 36 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
The triamine glue includes the raw material of following parts by weight：7 parts of formaldehyde, 7 parts of melamine, phthalic acid two（2- second
The own ester of base）3.5 parts of 2 parts, 2.5 parts of diethylene glycol (DEG) and water.
The preparation method of the triamine glue includes the following steps：
（1）Take 7 parts of formaldehyde, 2 parts of phthalic acids two（2- ethylhexyls）, 2.5 portions of diethylene glycol (DEG)s and 3.5 parts of water input reactions
In kettle, uniform stirring to pH value is 9.4；
（2）7 parts of melamines are added, 90 DEG C is heated to, then heats to 91 DEG C and keep the temperature 80min, to water-soluble than being 1:
3.2；
（3）44 DEG C are cooled to, to water-soluble than being 1:1.7, discharging, is made the triamine glue.
The proportion of the original paper layer 1 is 130g/m2；The proportion of the primer layer 2 is 58g/m2；The wet look glue-line 3
Proportion is 48g/m2。
Embodiment 5
The difference of the present embodiment and above-described embodiment 1 is：
The environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：60 parts of formaldehyde, 24 parts of urea, 4 parts of melamine, alkali
Property 8 parts of 8 parts of conditioning agent, 0.06 part of acid regulator, 0.04 part of accelerating agent and water.
The alkaline conditioner is triethanolamine；The acid regulator is formic acid solution of the mass fraction 5%；It is described
Accelerating agent is diethy-aceto oxalate.
The preparation method of the environment-friendly type urea-formaldehyde glue includes the following steps：
（1）Take in 60 parts of formaldehyde input reaction kettles, add 8 parts of alkaline conditioners and adjust pH value to 8.0；
（2）12 parts of urea and 4 parts of melamines are added, 82 DEG C is heated to and keeps the temperature 15-25min；
（3）Add 0.06 part of acid regulator and adjust pH value to 5.8, be warming up to 90 DEG C and keep the temperature 55min；
（4）Wait to be down to 27 DEG C, be poured into water and turn white, add 0.04 part of accelerating agent and adjust pH value to 8.2；
（5）6 parts of urea are added, keep the temperature 12min；
（6）8 parts of water are added, are cooled to 62 DEG C；
（7）6 parts of urea are added, are cooled to 37 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
The triamine glue includes the raw material of following parts by weight：8.5 parts of formaldehyde, 8.0 parts of melamine, phthalic acid two
（2- ethylhexyls）4.2 parts of 2.5 parts, 3.2 parts of diethylene glycol (DEG) and water.
The preparation method of the triamine glue includes the following steps：
（1）Take 8.5 parts of formaldehyde, 2.5 parts of phthalic acids two（2- ethylhexyls）, 3.2 portions of diethylene glycol (DEG)s and 4.2 parts of water inputs
In reaction kettle, uniform stirring to pH value is 9.5；
（2）8.0 parts of melamines are added, 91 DEG C is heated to, then heats to 90-93 DEG C and keep the temperature 90min, to water-soluble ratio
For 1:3.5；
（3）45 DEG C are cooled to, to water-soluble than being 1:1.8, discharging, is made the triamine glue.
The proportion of the original paper layer 1 is 150g/m2；The proportion of the primer layer 2 is 60g/m2；The wet look glue-line 3
Proportion is 50g/m2。
The environment-friendly type dipping paper of the present invention by set on original paper layer the bright aspect glue with E0 grade environmental protection standards with
Primer so that the dipping paper manufactured has good environmental-protecting performance, reduces the pollution to environment, simple in structure, cost
It is low, it is highly practical.
The preparation method technique of the present invention is simple, convenient operation and control, stable quality, and production efficiency is high, and production cost is low,
Can large-scale industrial production.
Above-described embodiment is the preferable implementation of the present invention, and in addition, the present invention can be realized with other manner,
Do not depart from and any on the premise of present inventive concept obviously replace within protection scope of the present invention.
Claims (4)
1. a kind of environment-friendly type impregnates paper, it is characterised in that：Including original paper layer, fit in original paper layer upper surface primer layer and
Fit in the wet look glue-line of primer layer upper surface, the raw material of the primer layer is environment-friendly type urea-formaldehyde glue, the wet look glue-line
Raw material be triamine glue；
The preparation method of the environment-friendly type dipping paper includes the following steps：
A, original paper layer is taken, one layer of environment-friendly type urea-formaldehyde glue is coated with the upper surface of original paper layer, primer layer is formed after dry；
B, one layer of triamine glue is coated with the upper surface of primer layer, wet look glue-line is formed after curing, bloom dipping paper is made；
The environment-friendly type urea-formaldehyde glue includes the raw material of following parts by weight：20-60 parts of formaldehyde, 10-24 parts of urea, melamine 1-4
Part, 1-8 parts of alkaline conditioner, 0.01-0.06 parts of acid regulator, 0.01-0.04 parts of accelerating agent and 2-8 parts of water；
The triamine glue includes the raw material of following parts by weight：3.5-8.5 parts of formaldehyde, 3.5-8.0 parts of melamine, phthalic acid
1.8-4.2 parts of two 0.5-2.5 parts of (2- ethylhexyls), 0.3-3.2 parts of diethylene glycol (DEG) and water；
The proportion of the original paper layer is 70-150g/m2；The proportion of the primer layer is 50-60g/m2；The wet look glue-line
Proportion is 40-50g/m2。
A kind of 2. environment-friendly type dipping paper according to claim 1, it is characterised in that：The alkaline conditioner is three ethanol
Amine；The acid regulator is formic acid solution of the mass fraction in 1%-5%；The accelerating agent is zinc sulfate, trimethyl phosphate
At least one of with diethy-aceto oxalate.
A kind of 3. environment-friendly type dipping paper according to claim 1, it is characterised in that：The preparation side of the environment-friendly type urea-formaldehyde glue
Method includes the following steps：
(1) take in 20-60 parts of formaldehyde input reaction kettles, add 1-8 parts of alkaline conditioners and adjust pH value to 7.5-8.0；
(2) 6-12 parts of urea and 1-4 parts of melamines are added, 80-82 DEG C is heated to and keeps the temperature 15-25min；
(3) 0.01-0.06 parts of acid regulators are added and adjust pH value to 5.6-5.8,88-90 DEG C is warming up to and keeps the temperature 45-
55min；
(4) 23-27 DEG C to be down to, it is poured into water and turns white, adds 0.01-0.04 parts of accelerating agents and adjust pH value to 7.5-8.2；
(5) 2-6 parts of urea are added, keep the temperature 8-12min；
(6) 2-8 parts of water are added, are cooled to 58-62 DEG C；
(7) 2-6 parts of urea are added, are cooled to 33-37 DEG C, discharging, is made the environment-friendly type urea-formaldehyde glue.
A kind of 4. environment-friendly type dipping paper according to claim 1, it is characterised in that：The preparation method of the triamine glue includes
Following steps：
(1) take 3.5-8.5 parts of formaldehyde, 0.5-2.5 parts of phthalic acids two (2- ethylhexyls), 0.3-3.2 portions of diethylene glycol (DEG)s and
In 1.8-4.2 parts of water input reaction kettles, uniform stirring to pH value is 9.3-9.5；
(2) 3.5-8.0 parts of melamines are added, 89-91 DEG C is heated to, then heats to 90-93 DEG C and keep the temperature 60-90min, extremely
Water-soluble ratio is 1:2.5-3.5；
(3) 40-45 DEG C is cooled to, to water-soluble than being 1:1.2-1.8, discharging, is made the triamine glue.
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| CN107217536A (en) * | 2017-06-06 | 2017-09-29 | 常州佳饰家装饰新材料有限公司 | low aldehyde paper and preparation method thereof |
| CN107227066A (en) * | 2017-06-06 | 2017-10-03 | 常州佳饰家装饰新材料有限公司 | Except aldehyde auxiliary agent and except aldehyde paper and preparation method thereof |
| CN109355968B (en) * | 2018-10-11 | 2021-01-15 | 广东福美新材料科技有限公司 | Wear-resistant environment-friendly impregnated paper and preparation method thereof |
| CN112724895B (en) * | 2020-12-24 | 2022-07-19 | 东莞市高益装饰材料有限公司 | High-brightness glue, preparation method thereof and impregnated paper prepared by using glue |
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| CN103265921A (en) * | 2012-12-31 | 2013-08-28 | 浙江帝龙新材料股份有限公司 | High-gloss anti-crack adhesive for multilayer plywood and method for manufacturing multilayer plywood |
| CN103666351A (en) * | 2013-12-13 | 2014-03-26 | 广西大学 | Modified urea-formaldehyde glue for base material laminated board of laminated solid wood floor and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103265921A (en) * | 2012-12-31 | 2013-08-28 | 浙江帝龙新材料股份有限公司 | High-gloss anti-crack adhesive for multilayer plywood and method for manufacturing multilayer plywood |
| CN103666351A (en) * | 2013-12-13 | 2014-03-26 | 广西大学 | Modified urea-formaldehyde glue for base material laminated board of laminated solid wood floor and preparation method thereof |
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Denomination of invention: A kind of environmental protection impregnated paper and its preparation method Effective date of registration: 20201106 Granted publication date: 20180504 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: GUANGDONG FUMEI NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2020980007634 |