CN106283823B - A kind of manufacture method of anti-cracking decorating base paper - Google Patents
A kind of manufacture method of anti-cracking decorating base paper Download PDFInfo
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- CN106283823B CN106283823B CN201610774090.9A CN201610774090A CN106283823B CN 106283823 B CN106283823 B CN 106283823B CN 201610774090 A CN201610774090 A CN 201610774090A CN 106283823 B CN106283823 B CN 106283823B
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
-
- 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H13/26—Polyamides; Polyimides
-
- 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
- D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
- D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
- D21H15/10—Composite fibres
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
- D21H17/74—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic and inorganic material
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Paper (AREA)
Abstract
A kind of manufacture method of anti-cracking decorating base paper, it is related to a kind of field of papermaking, anti- cracking decorating base paper includes first half and latter half of, described first half is at least manufactured after wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber mixing, the latter half of at least manufacture after wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber, wire mixing；First half and latter half of material produce decorating base paper after the steps such as mashing slagging-off starching copy paper squeezing drying press polish that feed intake.Compared with prior art, the present invention strengthens the intensity of whole paper by adding nylon fiber and wire into slurry, not only ensure that decorating base paper transfer dipping when expansion rate, moreover it is possible to for a long time using it is rear it is indeformable be not cracked, while other performances on decor paper do not produce influence.
Description
Technical field
The present invention relates to a kind of field of papermaking, more particularly, to a kind of manufacture of decorating base paper.
Background technology
Decorating base paper is a kind of industry spy processed using high-quality wood pulp and titanium dioxide as primary raw material through special process
Kind paper, after printing, melmac impregnation, is mainly used in armour layer paper, the surface layer of the wood-based plates such as fiberboard, particieboard
With paper and bottom paper.It can be exposed when decorating base paper is as armour layer paper outside, it is not only possible to can be irradiated, can also by sunlight
Corrosion or the quarter cunning of hard thing by steam, if therefore dry mass more or less can all occur after decorating base paper long-time use
Problem：Such as by moisture attack produce swell, it is mouldy, by sunlight irradiation caused by discoloration, cracking, hit and
Hard thing is carved the depression of cunning and cracked.More serious decorating base paper will deform cracking, discoloration of fading, protuberance foaming etc. now
As.It can not possibly be repaired if decorating base paper goes wrong, due to decorating base paper and the combination process of sheet material, when decorating base paper goes out
The damage of whole sheet material outward appearance is meant that during existing problem, scrapping for whole sheet material is caused, more serious causes whole piece of furniture
Scrap.Decorating base paper is fitted in plate surface, directly protects the inner core of sheet material, is first of protective wire of sheet material, improves dress
The quality of body paper is adornd, the life-span of extension decorating base paper is not only, or extend the life-span of whole sheet material.
The content of the invention
The present invention for of the prior art not enough there is provided a kind of manufacture method of anti-cracking decorating base paper, by
Addition nylon fiber and wire strengthen the intensity of whole paper in slurry, not only ensure that decorating base paper when transferring dipping
Expansion rate, it is ensured that the expansion and contraction and elasticity of decorating base paper entire paper when using naturally so that decorating base paper is for a long time
Its configuration can be ensured when using out of doors.Allow decorating base paper long-time strong illumination and in the short time it is cold and hot drastically
Can keep one's body in shape stabilization during change, indeformable not to be cracked, will not also allow between decorating base paper and sheet material it is compound go wrong,
Simultaneously influence is not produced on other performances of decorating base paper.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：A kind of anti-cracking decoration is former
The manufacture method of paper, it is characterized in that including following steps：Step A）：In terms of mass parts, by 55 parts ~ 65 parts of wood pulp, 5 parts
~ 10 parts of cotton pulp, 30 parts ~ 35 parts of titanium dioxide, 10 parts ~ 20 parts of kaolin, 4 parts ~ 5 parts wet strengthening resins, 2 parts ~ 4 parts nylon fibres
Dimension is mixed into slurry A；Step B）：In terms of mass parts, by 40 parts ~ 60 parts of cotton pulp, 15 parts ~ 25 parts of wood pulp, 20 parts ~ 25 parts
Titanium dioxide, 5 parts ~ 15 parts of kaolin, 8 parts ~ 12 parts wet strengthening resins, 8 parts ~ 16 parts nylon fibers are mixed into slurry B；Step C）：
Slurry A is put into low concentration pulper and carries out pulping, while toward injected clear water in low concentration pulper, by percentage to the quality, starching
Body A forms slurries A of the accounting 8% ~ 15% in the low concentration pulper, then carries out fast beating, beating degree to slurries A
Control carries out defibrination operation in 35 ° of SR to 40 ° of SR after the completion of mashing, mashing and defibrination operation is repeated, until slurries A symbols
Close and require；Step D）：Slurry B is put into low concentration pulper and carries out pulping, while toward injected clear water in low concentration pulper, with matter
Percentages are measured, slurry B forms accounting in 8% ~ 15% slurries B in the low concentration pulper, then slurries B is dissociated
Shape is beaten, and beating degree is controlled in 35 ° of SR to 40 ° of SR, and defibrination operation is carried out after the completion of mashing, and mashing and defibrination behaviour is repeated
Make, until slurries B meets the requirements；Step E）：Neat and well spaced mill is carried out to slurries A, three sections of slagging-off, slagging-off are then carried out to slurries A
After the completion of allow slurries A enter rush stock tank, match, by percentage to the quality, match somebody with somebody rushing the concentration in stock tank again to slurries A
Slurries A concentration than after is between 4% ~ 6%, and then slurries A is by entering head box after pressurized screen deslagging of surfing the Net；Step F）：It is right
Slurries B carries out neat and well spaced mill, and three sections of slagging-off are then carried out to slurries B, allows slurries B to enter after the completion of slagging-off and rushes stock tank, in punching slurry
Concentration in pond again to slurries B is matched, by percentage to the quality, and the slurries B concentration after proportioning is between 4% ~ 6%, so
The wire of mass ratio meter 0.1% ~ 0.15% is added in slurries B afterwards, described wire diameter is less than less than 50 microns, length
0.5 millimeter, subsequently slurries B is stirred evenly rushing in stock tank, last slurries B passes through the laggard slurry that becomes a mandarin of pressurized screen deslagging of surfing the Net
Case；Step G）：Screen cloth has sprinkling slurries B first by screen cloth roller, papermaking couch roll formation closure sheet forming band net, head box
The second grout outlet of grout outlet and sprinkling slurries A, during online, first grout outlet allows slurries B to closure sheet forming band sprinkling slurries B
Full l Water Paper page B is formed by closing the online profiled sheeting of sheet forming band, the online vacuum tank pair of sheet forming band is then closed
Full l Water Paper page B carries out half dehydration and forms semi-moist page B, and subsequent second grout outlet sprays slurries A to semi-moist page B, and slurries A is not straight
Connect and be sprayed onto on semi-moist page B, to prevent that semi-moist page B from being broken up, but be sprayed above semi-moist page B, allowed by gravity
Slurries A, which is covered on semi-moist page B, forms mixing l Water Paper page, then allows mixing l Water Paper page to carry out strong dehydration shape by vacuum tank again
Into ground paper；Step H）：Allow ground paper to enter press section, suction press and glazing press are carried out respectively；Step I）：Ground paper squeezing is completed
Carry out front baking afterwards to do, the drying temperature of preceding drying is between 55 DEG C to 60 DEG C；Step J）：Ground paper is pressed after the completion of front baking is dry
Light processing, press polish is dried after being carried out after having handled to ground paper, and the drying temperature dried afterwards is between 55 DEG C to 60 DEG C；Step K：Afterwards
Soft calendaring is carried out to ground paper after carrying out spraying humidification, surface humidification after drying to ground paper surface, soft calendaring is decorated after terminating
Body paper；Step L）：Decorating base paper is batched and examined, substandard product is melted down, is put into highly concentrated pulping pond,
Qualified products are packed.
In above-mentioned technical proposal, it is preferred that in described step A, pigment can also be added, in terms of mass parts, slurry A
Middle pigment has 10 parts ~ 15 parts；In described step B, pigment can also be added, in terms of mass parts, pigment there are 10 parts in slurry B
~ 15 parts.
It is by percentage to the quality, past after the completion of slurries A mashing, defibrination in above-mentioned technical proposal, it is preferred that in step C
The wet strengthening resin of addition 2% ~ 3% in slurries A；In step D, by percentage to the quality, toward slurry after the completion of slurries B mashing, defibrination
The wet strengthening resin of addition 2% ~ 3% in liquid B.
In above-mentioned technical proposal, it is preferred that in step E, by percentage to the quality, added in the neat and well spaced mills of slurries A
0.1% ~ 0.3% aluminum sulfate；In step F, by percentage to the quality, 0.1% ~ 0.3% sulphur is added in the neat and well spaced mills of slurries B
Sour aluminium.
In above-mentioned technical proposal, it is preferred that in step E, by percentage to the quality, slurries A is arranged by pressurized screen of surfing the Net
The bentonite of addition 0.05% ~ 0.15% during slag；In step F, by percentage to the quality, slurries B passes through pressurized screen deslagging of surfing the Net
When add 0.05% ~ 0.15% bentonite.
In above-mentioned technical proposal, it is preferred that in step G, during second grout outlet sprinkling slurries A between semi-moist page B
Highly it is less than 10mm.
In above-mentioned technical proposal, it is preferred that in step G, slurries A, which is covered on semi-moist page B, forms mixing l Water Paper page
Afterwards, then mixing l Water Paper page is dehydrated by force by closing the shaping sheet metal forming of sheet forming band on the net by vacuum tank, then so
The Wiper blade online by closing sheet forming band, subsequently carries out again strong dehydration by vacuum tank and forms ground paper afterwards.
A kind of anti-cracking decorating base paper manufactured according to claim 1, including first half and latter half of, described first half
At least manufactured after wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber mixing, wherein the ratio of wood pulp and cotton pulp
Value is 11 ~ 13:1~2；It is described latter half of at least by wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber, metal
Manufactured after silk mixing, wherein the ratio of wood pulp and cotton pulp is 3 ~ 5:8~12；Described first half and latter half of when surfing the Net copy paper
It is integrally formed.
The present invention is that one kind of decorating base paper manufacturing technology is improved, and the material of existing most of decorating base paper is wood pulp,
Basic procedure is again by upper by wood pulp with titanium dioxide, kaolin and other auxiliary agents by mixing, being beaten, after refining step
Net copy paper, decorating base paper is formed after squeezing drying.The present invention is then that slurries are divided into two parts A, B two compared with prior art
Point, slurries A main components are wood pulps and a small amount of cotton pulp and nylon fiber, and slurries B main components are cotton pulps and a small amount of wood pulp
With nylon fiber.Slurries A is similar with the manufacture slurries of existing decorating base paper, but adds part cotton pulp and nylon fiber, cotton
Slurry can improve the chance hygroexpansivity of paper after shaping, and nylon fiber can strengthen the toughness and fastness of paper.Slurries B with it is existing
Slurries are different, and its main component is cotton pulp, during such paper shaping, and slurries B forming paper deformation rate very little meets hygroexpansivity
Very little, toughness itself is big, and elasticity is good, also with good water absorption rate, especially when slurries B is also uniformly blended into metal before online
Silk, wire provides extraordinary fastness and tension force to the paper after shaping, substantially avoided and becomes after paper long-time use
The problem of shape is cracked.The manufacturing process of the present invention is also very different with prior art, and known decorating base paper is compared to writing
There is thicker thickness, the thickness of general decorating base paper is between 0.5 millimeter to 1 millimeter for paper.In online, slurries are first allowed
B surfs the Net, and the thickness of net forming only has the half of former decorating base paper on slurries B, when slurries B is by being molded sheet metal forming, by true
Empty van is dehydrated by slurries B half and forms semi-moist page B, and semi-moist page B has the blank of paper, but its main or suspension, interior
Portion's fiber has begun to winding, but twine rate is low.Then slurries A to semi-moist page B uppermost sprays slurries A, is being allowed by weight
Power uniformly drops on semi-moist page B, is exactly briefly to allow slurries A to be covered on semi-moist page B to form mixing l Water Paper page, this
When slurries A and semi-moist page B be molded after thickness be only the thickness of decorating base paper.Then vacuum tank is allowed to carry out mixing l Water Paper page
Strong dehydration, now mixing the water on l Water Paper page upper strata must can just be taken off by mixing l Water Paper page lower floor.Slurries A in this process
Interior slurry is mixed to lower stress with semi-moist page B, because both main materials are all cotton pulp, wood pulp and nylon fiber, and cotton
Slurry and nylon fiber have stronger winding performance, and semi-moist page B is not molded also completely, and both can be perfect in dehydration
Contact forms one, if once strong dehydration can also not enough carry out repeatedly strong dehydration.Decorating base paper after shaping is segmented into
By the slurries A first halfs formed and slurries B formed it is latter half of, first half main component is wood pulp, and the transfer in downstream is also printed
Part herein, latter half of main component is cotton pulp, also added with wire, primarily serves the fastness of enhancing entire paper, Yi Jigai
The water absorbing properties of kind entire paper.Thus whole decorating base paper has good homogeneous absorbency, and less chance hygroexpansivity,
And the good expansion and contraction and elasticity of entire paper when using naturally, while also having extraordinary fastness and freedom from cracking energy
Power so that decorating base paper can ensure its configuration when using out of doors for a long time.Decorating base paper is allowed in long-time intense light irradiation
Penetrate and the stabilization that can be kept one's body in shape during cold and hot drastically change in the short time.Due to adopting new technology, for downstream transfer with
Printing does not result in influence yet, for the absorption yet unusual stable and uniform of melamine.
Compared with prior art, the invention provides a kind of manufacture method of anti-cracking decorating base paper, by into slurry
Adding nylon fiber and wire strengthens the intensity of whole paper, not only ensure that expansion of the decorating base paper when transferring dipping
Rate, moreover it is possible to for a long time using it is rear it is indeformable be not cracked, while other performances on decor paper do not produce influence.
Embodiment
The present invention is described in further detail with reference to embodiment.
Embodiment 1：A kind of manufacture method of anti-cracking decorating base paper, including following steps：Step A）：With quality
Part meter, by 55 parts ~ 65 parts of wood pulp, 5 parts ~ 10 parts of cotton pulp, 30 parts ~ 35 parts of titanium dioxide, 10 parts ~ 20 parts of kaolin, 4 parts
~ 5 parts of wet strengthening resins, 2 parts ~ 4 parts nylon fibers are mixed into slurry A.The ratio that broad-leaved slurry and needle are starched wherein in wood pulp 45 ~
55：Between 55 ~ 45, cotton pulp is the slurry that cotton of short staple is made.In general, slurry A include 60 parts wood pulp, 8 parts of cotton pulp,
30 parts of titanium dioxide, 15 parts of kaolin, 4 parts of wet strengthening resins, 2 parts of nylon fibers.Can also be to slurry if necessary to paper colouring
Pigment is added in body A in terms of mass parts, pigment has 10 parts ~ 15 parts, preferably 8 parts in slurry A.This pigment simply enters to decorating base paper
Row colouring, primarily serves the effect for covering reduction transparency, and downstream printing and dyeing are also needed to when actual use.Step B）：With mass parts
Meter, by 40 parts ~ 60 parts of cotton pulp, 15 parts ~ 25 parts of wood pulp, 20 parts ~ 25 parts of titanium dioxide, 5 parts ~ 15 parts of kaolin, 8 parts ~
12 parts of wet strengthening resins, 8 parts ~ 16 parts nylon fibers are mixed into slurry B.The ratio that broad-leaved slurry and needle are starched wherein in wood pulp 45 ~
55：Between 55 ~ 45, cotton pulp is the slurry that cotton of short staple is made.In general, slurry B include 20 parts wood pulp, 50 parts of cotton
Slurry, 20 parts of titanium dioxide, 10 parts of kaolin, 8 parts of wet strengthening resins, 12 parts of nylon fibers.Can be with if necessary to paper colouring
Pigment is added into slurry B in terms of mass parts, pigment has 10 parts ~ 15 parts, preferably 8 parts in slurry B.This pigment is simply former to decoration
Paper is painted, and primarily serves the effect for covering reduction transparency, and downstream printing and dyeing are also needed to when actual use.
Step C）：Slurry A is put into low concentration pulper and carries out pulping, while toward injected clear water in low concentration pulper, with
Mass percent meter, slurry A forms slurries A of the accounting 8% ~ 15% in the low concentration pulper, and slurries A concentration preferably is
12%.Then fast beating is carried out to slurries A, beating degree is controlled in 35 ° of SR to 40 ° of SR, and defibrination behaviour is carried out after the completion of mashing
Make, mashing and defibrination operation is repeated, be both beaten the circulation of-defibrination-backflow-mashing-defibrination.It can also lead in pulping process
High-concentration pulper is crossed in proportion slurries A is mixed into after wood pulp paper and rag paper pulping, until fiber is uniformly dispersed in slurries A.With
Mass percent meter, slurries A mashing, after the completion of defibrination toward the wet strengthening resin that 2% ~ 3% is added in slurries A.Step D）：By slurry
B, which is put into low concentration pulper, carries out pulping, while toward injected clear water in low concentration pulper, by percentage to the quality, slurry B is in institute
State and slurries B of the accounting 8% ~ 15% is formed in low concentration pulper, slurries B concentration preferably is 12%.Then slurries B is swum
From shape mashing, beating degree is controlled in 35 ° of SR to 40 ° of SR, and defibrination operation is carried out after the completion of mashing, and mashing and defibrination behaviour is repeated
Make, be both beaten the circulation of-defibrination-backflow-mashing-defibrination, until fiber is uniformly dispersed in slurries A.By percentage to the quality, slurries
Toward the wet strengthening resin of addition 2% ~ 3% in slurries B after the completion of B mashing, defibrination.
Step E）：Neat and well spaced mill is carried out to slurries A, by percentage to the quality, add 0.1% in the neat and well spaced mills of slurries A ~
0.3% aluminum sulfate.Then three sections of slagging-off are carried out to slurries A, allows slurries A to enter after the completion of slagging-off and rushes stock tank, weight in stock tank is being rushed
The new concentration to slurries A is matched, and by percentage to the quality, the slurries A concentration after proportioning is between 4% ~ 6%, and preferably 6%.
Then slurries A is by entering head box after pressurized screen deslagging of surfing the Net, by percentage to the quality, and slurries A is arranged by pressurized screen of surfing the Net
The bentonite of addition 0.05% ~ 0.15% during slag.Step F）：Neat and well spaced mill is carried out to slurries B, by percentage to the quality, in slurries B
The aluminum sulfate of addition 0.1% ~ 0.3% during neat and well spaced mill.Then three sections of slagging-off are carried out to slurries B, allow slurries B to enter after the completion of slagging-off
Stock tank is rushed, is matched rushing the concentration in stock tank again to slurries B, by percentage to the quality, the slurries B concentration after proportioning exists
Between 4% ~ 6%, preferably 6%.Then the wire of mass ratio meter 0.1% ~ 0.15% is added in slurries B, described wire is straight
Footpath be less than 50 microns, length be less than 0.5 millimeter, subsequently slurries B is stirred evenly rushing in stock tank, last slurries B passes through upper
After net pressurized screen deslagging enter head box, by percentage to the quality, slurries B by surf the Net pressurized screen deslagging when add 0.05% ~
0.15% bentonite.
Step G）：Screen cloth has sprinkling slurries by screen cloth roller, papermaking couch roll formation closure sheet forming band net, head box
B first grout outlet and sprinkling slurries A second grout outlet.Compared with prior art, the present invention uses secondary network access in online,
Allow slurries B and slurries A to surf the Net successively, then allow the full l Water Paper page of slurries B slurries A formation to be combined into the full l Water Paper of an entirety
Page.The decorating base paper produced by this manufacture has two kinds of discrepant two parts of composition different qualities so that dress
Decorations body paper obtains more better performances in the case where not reducing prior performance.Because the thickness of general decorating base paper exists
Between 0.5 millimeter to 1 millimeter, during online, first grout outlet sprays the thickness of net forming on slurries B, slurries B to closure sheet forming band
Degree only has the half of former decorating base paper, then allows slurries B to form full l Water Paper page by closing the online profiled sheeting of sheet forming band
B, subsequently closes the online vacuum tank of sheet forming band and forms semi-moist page B, semi-moist page to the dehydration of full l Water Paper page B progress half
B has a blank of paper, but its main or suspension, and internal fiber has begun to winding, but twine rate is low.Subsequent second goes out
Starch mouth and spray slurries A to semi-moist page B, slurries A is not sprayed onto directly on semi-moist page B, to prevent that semi-moist page B from being rushed
Dissipate, but be sprayed above semi-moist page B, be covered in by gravity by slurries A on semi-moist page B and form mixing l Water Paper page, this
When slurries A and semi-moist page B be molded after thickness be only the thickness of decorating base paper.In general during second grout outlet sprinkling slurries A
Height between semi-moist page B is less than 10mm.Baffle plate can also be set in closure sheet forming band on the net if necessary, slurry is allowed
Liquid A is uniformly dropped onto on semi-moist page B naturally after impacting on baffle plate.Slurries A, which is covered on semi-moist page B to be formed, mixes wet
After page, then mixing l Water Paper page is dehydrated by force by closing the shaping sheet metal forming of sheet forming band on the net by vacuum tank,
Subsequently the Wiper blade online by closing sheet forming band, subsequently carries out again strong dehydration by vacuum tank and forms paper
Base.In strong dehydration, the water on mixing l Water Paper page upper strata must can just be taken off by mixing l Water Paper page lower floor, starch in this process
Slurry in liquid A is mixed to lower stress with semi-moist page B, because both main materials are all cotton pulp, wood pulp and nylon fiber, and
Cotton pulp and nylon fiber have stronger winding performance, and semi-moist page B is not molded also completely, and both can be perfect in dehydration
Contact form one, if once strong dehydration can also not enough carry out repeatedly strong dehydration.Decorating base paper after shaping can divide
Into by the slurries A first halfs formed and slurries B formed it is latter half of, first half main component is wood pulp, and the transfer in downstream also prints
Part herein is brushed, latter half of main component is cotton pulp, also added with wire, primarily serve the fastness of enhancing entire paper, and
Improve the water absorbing properties of entire paper.
Step H）：Online terminates relief ground paper and enters press section, and suction press and glazing press are carried out respectively.Step I）：
Dried before being carried out after the completion of ground paper squeezing, the drying temperature of preceding drying is between 55 DEG C to 60 DEG C.Step J）：After the completion of front baking is dry
Press polish processing is carried out to ground paper, press polish is dried after being carried out after having handled to ground paper, and the drying temperature dried afterwards is at 55 DEG C to 60 DEG C
Between.Step K）：Soft calendaring, soft calendaring are carried out to ground paper after carrying out spraying humidification, surface humidification after drying afterwards to ground paper surface
Decorating base paper is obtained after end.Step L）：Decorating base paper is batched and examined, substandard product is melted down, is put into
Into highly concentrated pulping pond, qualified products are packed.
Compared to existing decorating base paper, decorating base paper of the invention is divided into first half and latter half of, and described first half is extremely
Few manufacture, the wherein ratio of wood pulp and cotton pulp after wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber mixing
11 ~ 13:1~2；It is described latter half of at least by wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber, wire
Manufactured after mixing, wherein the ratio of wood pulp and cotton pulp is 3 ~ 5:8~12.First half is identical with latter half of main component but matches
Difference, while latter half of also have wire.First half main component is wood pulp, the hectographic printing in downstream part herein, later half
Portion's main component is cotton pulp, also added with wire, primarily serves the fastness of enhancing entire paper, and improve the water suction of entire paper
The effect of performance.Thus whole decorating base paper has good homogeneous absorbency, and less chance hygroexpansivity, while also having
There are extraordinary fastness and freedom from cracking ability, the transfer and printing for downstream do not result in influence yet, for melamine
Absorption also unusual stable and uniform.
Claims (8)
1. a kind of manufacture method of anti-cracking decorating base paper, it is characterized in that including following steps：Step A）：With mass parts
Meter, by 55 parts ~ 65 parts of wood pulp, 5 parts ~ 10 parts of cotton pulp, 30 parts ~ 35 parts of titanium dioxide, 10 parts ~ 20 parts of kaolin, 4 parts ~ 5
Part wet strengthening resin, 2 parts ~ 4 parts nylon fibers are mixed into slurry A；Step B）：In terms of mass parts, by 40 parts ~ 60 parts of cotton pulp, 15
Part ~ 25 parts of wood pulp, 20 parts ~ 25 parts of titanium dioxide, 5 parts ~ 15 parts of kaolin, 8 parts ~ 12 parts wet strengthening resins, 8 parts ~ 16 parts Buddhist nuns
Imperial fiber is mixed into slurry B；Step C）：Slurry A is put into low concentration pulper and carries out pulping, while being noted toward in low concentration pulper
Enter clear water, by percentage to the quality, slurry A forms slurries A of the accounting 8% ~ 15% in the low concentration pulper, then to slurry
Liquid A carries out fast beating, and beating degree is controlled in 35 ° of SR to 40 ° of SR, and defibrination operation is carried out after the completion of mashing, is repeated and is beaten
Slurry and defibrination operation, until slurries A meets the requirements；Step D）：Slurry B is put into low concentration pulper and carries out pulping, while past
Injected clear water in low concentration pulper, by percentage to the quality, slurry B form accounting 8% ~ 15% in the low concentration pulper
Slurries B, then carries out fast beating to slurries B, and beating degree is controlled in 35 ° of SR to 40 ° of SR, and defibrination behaviour is carried out after the completion of mashing
Make, mashing and defibrination operation is repeated, until slurries B meets the requirements；Step E）：Neat and well spaced mill is carried out to slurries A, it is then right
Slurries A carries out three sections of slagging-off, allows slurries A to enter after the completion of slagging-off and rushes stock tank, is carried out rushing the concentration in stock tank again to slurries A
Proportioning, by percentage to the quality, the slurries A concentration after proportioning is between 4% ~ 6%, and then slurries A passes through pressurized screen deslagging of surfing the Net
Enter head box afterwards；Step F）：Neat and well spaced mill is carried out to slurries B, three sections of slagging-off are then carried out to slurries B, are allowed after the completion of slagging-off
Slurries B, which enters, rushes stock tank, is matched rushing the concentration in stock tank again to slurries B, by percentage to the quality, the slurry after proportioning
Then liquid B concentration add the wire of mass ratio meter 0.1% ~ 0.15% between 4% ~ 6% in slurries B, and described wire is straight
Footpath be less than 50 microns, length be less than 0.5 millimeter, subsequently slurries B is stirred evenly rushing in stock tank, last slurries B passes through upper
Enter head box after net pressurized screen deslagging；Step G）：Screen cloth closes sheet forming band net by screen cloth roller, the formation of papermaking couch roll,
Head box has sprinkling slurries B first grout outlet and sprinkling slurries A second grout outlet, during online, and first grout outlet is to closure page
Shaping band sprinkling slurries B, allows slurries B to form full l Water Paper page B by closing the online profiled sheeting of sheet forming band, then closes paper
Page shaping carries out half dehydration to full l Water Paper page B with online vacuum tank and forms semi-moist page B, and subsequent second grout outlet is to semi-moist page
B sprays slurries A, and slurries A is not sprayed onto directly on semi-moist page B, to prevent that semi-moist page B from being broken up, but is sprayed at half
Above l Water Paper page B, it is covered in by gravity by slurries A on semi-moist page B and forms mixing l Water Paper page, then allowed again by vacuum tank
Mixing l Water Paper page carries out strong dehydration and forms ground paper；Step H）：Allow ground paper to enter press section, suction press and gloss pressure are carried out respectively
Squeeze；Step I）：Dried before being carried out after the completion of ground paper squeezing, the drying temperature of preceding drying is between 55 DEG C to 60 DEG C；Step J）：Before
Press polish processing is carried out after the completion of drying to ground paper, press polish is dried after being carried out after having handled to ground paper, and the drying temperature dried afterwards exists
Between 55 DEG C to 60 DEG C；Step K）：Soft pressure is carried out to ground paper after carrying out spraying humidification, surface humidification after drying afterwards to ground paper surface
Light, soft calendaring obtains decorating base paper after terminating；Step L）：Decorating base paper is batched and examined, substandard product is carried out
Melt down, be put into highly concentrated pulping pond, qualified products are packed.
2. a kind of manufacture method of anti-cracking decorating base paper according to claim 1, it is characterized in that, in described step A
In, pigment is additionally added, in terms of mass parts, pigment there are 10 parts ~ 15 parts in slurry A；In described step B, pigment is additionally added, with
Pigment has 10 parts ~ 15 parts in mass parts meter, slurry B.
3. a kind of manufacture method of anti-cracking decorating base paper according to claim 1, it is characterized in that, in step C, with matter
Toward the wet strengthening resin of addition 2% ~ 3% in slurries A after the completion of amount percentages, slurries A mashing, defibrination；In step D, with quality
Toward the wet strengthening resin of addition 2% ~ 3% in slurries B after the completion of percentages, slurries B mashing, defibrination.
4. a kind of manufacture method of anti-cracking decorating base paper according to claim 1, it is characterized in that, in step E, with matter
Percentages are measured, 0.1% ~ 0.3% aluminum sulfate is added in the neat and well spaced mills of slurries A；In step F, by percentage to the quality,
Added during the neat and well spaced mills of slurries B 0.1% ~ 0.3% aluminum sulfate.
5. a kind of manufacture method of anti-cracking decorating base paper according to claim 1, it is characterized in that, in step E, with matter
Measure percentages, slurries A by surf the Net pressurized screen deslagging when add 0.05% ~ 0.15% bentonite；In step F, with quality
Percentages, slurries B by surf the Net pressurized screen deslagging when add 0.05% ~ 0.15% bentonite.
6. a kind of manufacture method of anti-cracking decorating base paper according to claim 1, it is characterized in that, in step G, second goes out
Height when starching mouth sprinkling slurries A between semi-moist page B is less than 10mm.
7. a kind of manufacture method of anti-cracking decorating base paper according to claim 1, it is characterized in that, in step G, slurries
A be covered on semi-moist page B formed mixing l Water Paper page after, mixing l Water Paper page by close the online profiled sheeting of sheet forming band into
Type, is then dehydrated by force by vacuum tank, subsequently the Wiper blade online by closing sheet forming band, subsequently by true
Empty van carries out again strong dehydration and forms ground paper.
8. a kind of anti-cracking decorating base paper of manufacture method according to claim 1 manufacture, it is characterized in that, including first half and
Latter half of, described first half is at least manufactured after wood pulp, cotton pulp, titanium dioxide, kaolin, wet strengthening resin, nylon fiber mixing,
Wherein the ratio of wood pulp and cotton pulp is 11 ~ 13:1~2；It is described latter half of at least by wood pulp, cotton pulp, titanium dioxide, kaolin, wet strong
Manufactured after resin, nylon fiber, wire mixing, wherein the ratio of wood pulp and cotton pulp is 3 ~ 5:8~12；Described first half and
It is latter half of to be integrally formed when surfing the Net copy paper.
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| CN108999030A (en) * | 2018-07-11 | 2018-12-14 | 张培磊 | A kind of high tenacity decorating base paper and preparation method thereof |
| CN111235937A (en) * | 2019-12-31 | 2020-06-05 | 华邦特西诺采新材料股份有限公司 | Production process and equipment of decorative base paper by utilizing diagonal stabilizing technology |
| CN115075059A (en) * | 2022-06-20 | 2022-09-20 | 江苏璞丽达数码科技有限公司 | Anti-cracking single-color decorative paper and production process thereof |
| CN116427207A (en) * | 2023-05-08 | 2023-07-14 | 贵州佳饰家新材料有限公司 | Preparation method of impregnated paper |
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|---|---|---|---|---|
| CN101173489A (en) * | 2006-11-03 | 2008-05-07 | 山东群星纸业有限公司 | Titanium dioxide adding method in plain shade decorating base paper production |
| CN104358181A (en) * | 2014-09-17 | 2015-02-18 | 淄博欧木特种纸业有限公司 | Method for raising color fastness and brilliance of plain-colored decorative base paper |
| CN104863017A (en) * | 2015-04-22 | 2015-08-26 | 浙江大盛纸业有限公司 | Wet strength resin addition method in decorative base paper production |
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| DE102007030102B4 (en) * | 2007-06-28 | 2019-10-31 | Schoeller Technocell Gmbh & Co. Kg | prepreg |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173489A (en) * | 2006-11-03 | 2008-05-07 | 山东群星纸业有限公司 | Titanium dioxide adding method in plain shade decorating base paper production |
| CN104358181A (en) * | 2014-09-17 | 2015-02-18 | 淄博欧木特种纸业有限公司 | Method for raising color fastness and brilliance of plain-colored decorative base paper |
| CN104863017A (en) * | 2015-04-22 | 2015-08-26 | 浙江大盛纸业有限公司 | Wet strength resin addition method in decorative base paper production |
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Address after: 324406 Jinxing Avenue 82, Longyou Industrial Park, Quzhou City, Zhejiang Province Patentee after: Warburt Sinochem New Materials Co., Ltd. Address before: 324406 Jinxing Avenue 82, Longyou Industrial Park, Quzhou City, Zhejiang Province Patentee before: Zhejiang Dasheng new materials Limited by Share Ltd |