CN106337317A - Environment-friendly decorative base paper manufacturing method - Google Patents

Abstract

The invention discloses an environment-friendly decorative base paper manufacturing method, and relates to the field of papermaking. Base paper comprises a front half part and a rear half part, wherein the front half part is at least prepared by mixing wood pulp, cotton pulp, jute pulp, titanium dioxide, kaoline and wet strengthening resin, and the rear half part is at least prepared by mixing straw pulp, cotton pulp, jute pulp, titanium dioxide, kaoline and wet strengthening resin; decorative base paper is made by performing the steps of feeding, pulping, slag removal, sizing, papermaking, squeezing, drying, burnishing and the like on the front half part and the rear half part. Compared with the prior art, the environment-friendly decorative base paper manufacturing method disclosed by the invention has the advantages that the straw pulp and the jute pulp replace part of the wood pulp, the pulps are precisely proportioned, and by the use of a novel production process, the quality of the produced decorative base paper is not reduced; therefore, the cost of the decorative base paper is greatly reduced, and wood resources decreased day by day are protected.

Description

A kind of environmental-protection decorative body paper manufacture method

Technical field

The present invention relates to a kind of field of papermaking, especially relate to a kind of manufacture of decorating base paper.

Background technology

Decorating base paper is also called melamine paper.The various decoration materials that wood-based plate through melamine paper veneer is fabricated to Material, have heat-insulated, fire-retardant, not warpage, do not ftracture, the good characteristic such as easy to clean, and designs and varieties are many, pattern enriches attractive in appearance, color The bright-coloured beautiful, stereovision in pool projects, and is widely used in the medium-to-high grade building dress such as hotel, market, office building, all kinds of entertainment place The upholstery of decorations finishing, the manufacture of household living-- room decoration, furniture and laminated flooring and transport facility, is a kind of " with paper generation mould, with paper generation wood " Eco-Fashion material.Decorating base paper adopts wood pulp mostly, in particular by needle slurry and broad-leaved For slurry, relatively straw pulp, bamboo pulp, wood pulp is relatively costly, and trees become a useful person and are difficult, unlike bamboo pulp straw pulp low cost is readily available, but Be decorating base paper be a kind of paper very high to prescription, also need to carry out transferring, impregnate in the later stage, to paper machine itself Tool performance has higher requirement.And decorating base paper that bamboo pulp straw pulp is directly prepared into major part quality undesirable, if Want reduces cost ensure again quality can only accurately proportioning wood pulp and straw pulp, the amount of bamboo pulp and using new technique manufacture, lead to Crossing the mixing slurry after new technology and proportioning allows decorating base paper can reach prescription energy reduces cost again.

Content of the invention

The present invention is directed to deficiency of the prior art, there is provided a kind of environmental-protection decorative body paper manufacture method, allows straw pulp and fiber crops Slurry replaces part wood pulp, accurately slurry is carried out with proportioning simultaneously and allows new slurry using new multiple online copy paper production technology The quality of the decorating base paper that body is produced does not decline, and greatly reduces the cost of decorating base paper, improves straw pulp and jute pulp Utilization rate, protect increasingly rare timber resources simultaneously again.

In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals: a kind of environmental-protection decorative body paper Manufacture method, including following step: step a): in terms of mass parts, by the cotton of 35 parts ~ 45 parts of wood pulp, 10 parts ~ 15 parts Slurry, 20 parts ~ 25 parts of jute pulp, 15 parts ~ 25 parts of titanium dioxide, 10 parts ~ 25 parts of Kaolin, 4 parts ~ 5 parts wet strengthening resins are mixed into Slurry a；Step b): in terms of mass parts, by 50 parts ~ 60 parts of straw pulp, 20 parts ~ 25 parts of cotton pulp, 20 parts ~ 25 parts of jute pulp, 10 Part ~ 15 parts of titanium dioxide, 5 parts ~ 10 parts of Kaolin, 4 parts ~ 6 parts wet strengthening resins are mixed into slurry b；Step c): slurry a is put Enter and in low concentration pulper, carry out pulping, simultaneously toward injected clear water in low concentration pulper, by percentage to the quality, slurry a is described Form accounting in low concentration pulper in 10% ~ 16% serosity a, then fast beating is carried out to serosity a, beating degree controls 30 ° of sr to 35 ° of sr, carry out defibrination operation after the completion of making beating, making beating and defibrination operation are repeated, until serosity a meets the requirements； Step d): slurry b is put into and carries out pulping in low concentration pulper, simultaneously toward injected clear water in low concentration pulper, with percent mass Ratio meter, slurry b forms the serosity b that accounting is 10% ~ 16% in described low concentration pulper, then serosity b is carried out with free shape and beats Slurry, beating degree controls in 20 ° of sr to 30 ° of sr, carries out defibrination operation after the completion of making beating, making beating and defibrination operation is repeated, directly Meet the requirements to serosity b；Step e): neat and well spaced mill is carried out to serosity a, then serosity a is carried out with three sections of slagging-off, after the completion of slagging-off Allow serosity a to enter and rush stock tank, again proportioning is carried out to the concentration of serosity a rushing in stock tank, by percentage to the quality, after proportioning Between 4% ~ 6%, then serosity a enters head box after pressurized screen deslagging of surfing the Net to serosity a concentration；Step f): serosity b is entered The neat and well spaced mill of row, then carries out three sections of slagging-off to serosity b, allows serosity b enter and rush stock tank, rushing in stock tank again after the completion of slagging-off Proportioning is carried out to the concentration of serosity b, by percentage to the quality, between 4% ~ 6%, then serosity b leads to the serosity b concentration after proportioning Head box is entered after crossing online pressurized screen deslagging；Step g): screen cloth passes through screen cloth roller, papermaking couch roll forms closure sheet forming band Net, the second grout outlet that head box has the first grout outlet spraying serosity b and sprays serosity a, during online, first grout outlet is to closure paper Page molding band sprays serosity b, allows serosity b form full l Water Paper page b by closing the online dieplate of sheet forming band, then closes The online vacuum tank of sheet forming band carries out half dehydration to full l Water Paper page b and forms semi-moist page b, and subsequent second grout outlet is to half l Water Paper Page b sprays serosity a, and serosity a is not directly sprayed onto on semi-moist page b, to prevent semi-moist page b from being broken up, but is sprayed at Above semi-moist page b, rely on gravity to cover by serosity a and mixing l Water Paper page is formed on semi-moist page b, then pass through vacuum tank again Mixing l Water Paper page is allowed to be dehydrated by force formation ground paper；Step h): allow ground paper enter press section, carry out suction press and gloss respectively Squeezing；Step g): carry out front drying after the completion of ground paper squeezing, the drying temperature of front drying is between 55 DEG C to 60 DEG C；Step i): Front baking carries out press polish process to ground paper after the completion of doing, and press polish carries out post-drying, the drying temperature of post-drying to ground paper after having processed Between 55 DEG C to 60 DEG C；Step j): after post-drying, ground paper surface is carried out with spraying humidification, after the humidification of surface, ground paper is carried out soft Press polish, soft calendaring obtains decorating base paper after terminating；Step k): decorating base paper is batched and checks, substandard product is entered Row melts down, and puts in highly concentrated pulping pond, qualified products are packed.

It is preferred that in described step a, pigment can also be added in technique scheme, 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, in slurry b pigment have 7 parts ~ 12 parts.

It is preferred that in step c in technique scheme, by percentage to the quality, serosity a making beating, past after the completion of defibrination 2% ~ 3% wet strengthening resin is added in serosity a；In step d, by percentage to the quality, serosity b making beating, after the completion of defibrination toward slurry 2% ~ 3% wet strengthening resin is added in liquid b.

It is preferred that in step e, by percentage to the quality, adding in the neat and well spaced mill of serosity a in technique scheme 0.1% ~ 0.3% aluminum sulfate；In step f, by percentage to the quality, 0.1% ~ 0.3% sulfur is added in the neat and well spaced mill of serosity b Sour aluminum.

It is preferred that in step e, by percentage to the quality, serosity a passes through the pressurized screen row that surfs the Net in technique scheme 0.05% ~ 0.15% bentonite is added during slag；In step f, by percentage to the quality, serosity b passes through pressurized screen deslagging of surfing the Net When add 0.05% ~ 0.15% bentonite.

It is preferred that in step g in technique scheme, second grout outlet sprays during serosity a and semi-moist page b between Highly it is less than 10mm.

It is preferred that in step g, serosity a covers and forms mixing l Water Paper page on semi-moist page b in technique scheme Afterwards, mixing l Water Paper page passes through to close the online molding sheet metal forming of sheet forming band, is then dehydrated by force by vacuum tank, more so Pass through afterwards to close the online Wiper blade of sheet forming band, subsequently strong dehydration is carried out again by vacuum tank and form ground paper.

A kind of environmental-protection decorative body paper being manufactured according to claim 1, including first half and latter half of, described first half is extremely Manufactured by after wood pulp, cotton pulp, jute pulp, titanium dioxide, Kaolin, wet strengthening resin mixing less, the wherein ratio of wood pulp, cotton pulp, jute pulp In 7 ~ 9:2 ~ 3:4 ~ 5；Described latter half of at least by straw pulp, cotton pulp, jute pulp, titanium dioxide, Kaolin, wet strengthening resin mixing after make Make, wherein the ratio of straw pulp, cotton pulp, jute pulp is in 10 ~ 12:4 ~ 5:2 ~ 3；One when described first half and the latter half of copy paper in online Body formed.

The present invention is one kind improvement to decorating base paper manufacturing technology, and the material of existing major part decorating base paper is wood pulp, Basic procedure be by wood pulp with titanium dioxide, Kaolin and other auxiliary agents through mixing, pulling an oar, after refining step again through upper Net copy paper, squeezing forms decorating base paper after drying.The present invention is then that serosity is divided into two parts a, b two compared to existing technology Point, serosity a main component is wood pulp and a small amount of cotton pulp, jute pulp, and serosity b main component is straw pulp and a small amount of cotton pulp, jute pulp. Serosity a is similar with the manufacture serosity of existing decorating base paper, but adds part cotton pulp, jute pulp, after cotton pulp can improve molding The chance hygroexpansivity of paper and toughness, jute pulp can increase toughness and fastness.Serosity b is different from existing serosity, and it mainly becomes Dividing is straw pulp, and old of the paper of such serosity b molding is cheap, and also has cotton pulp in serosity b.Jute pulp ensure that the one-tenth of serosity b The quality of type paper, allows the forming paper of serosity b still to have certain toughness, water absorption rate and to meet hygroexpansivity.The manufacture stream of the present invention Journey is also very different with prior art, and known decorating base paper has thicker thickness for comparing writing paper, general dress The thickness of decorations body paper is between 0.5 millimeter to 1 millimeter.In online, serosity b is first allowed to surf the Net, the thickness of net forming on serosity b There is the half of former decorating base paper, when serosity b passes through molding sheet metal forming, half l Water Paper is formed by serosity b half dehydration by vacuum tank Page b, semi-moist page b have the blank of paper, but its main or suspension, internal fiber has begun to be wound around, but twine rate Low.Then serosity a to semi-moist page b uppermost spray serosity a, is being allowed to rely on gravity uniformly to drop on semi-moist page b, simply Say to be exactly to allow serosity a to cover on semi-moist page b to form mixing l Water Paper page, the now thickness after serosity a and semi-moist page b molding Degree is only the thickness of decorating base paper.Then allow vacuum tank that mixing l Water Paper page is dehydrated by force, now mix l Water Paper page upper strata Water just can must be taken off by mixing l Water Paper page lower floor.Slurry in serosity a is to lower stress and semi-moist page b in this process Mixing, because it is cotton pulp, jute pulp, and cotton pulp and jute pulp has stronger winding performance that both main materials all have, and semi-moist Page b does not also have complete molding, and both perfect contact can form one in dehydration, if once strong dehydration is not acceptable Repeatedly it is dehydrated by force.It is later half that decorating base paper after molding is segmented into the first half being formed by serosity a and serosity b is formed Portion, first half main component is wood pulp, and here part is also printed in the transfer in downstream, and latter half of main component is straw pulp, acts primarily as To the effect of reduces cost, less, whole decorating base paper still has homogeneous absorbency to performance gap, and turns for downstream simultaneously Print does not result in impact with printing yet, and the absorption for tripolycyanamide is also highly stable uniform.

The source of wood pulp was more more environmentally-friendly than previously now, and basic source is the rapid-result woods of regeneration.But available data and reality Border finds in producing that cultivation safeguards that the rapid-result woods of regeneration easily impacts to surrounding enviroment and biological chain, actual its to environment also It is prejudicial.And the acquisition of straw pulp and jute pulp is then relatively easy to, present straw pulp is substantially to leave fiber after grain shells Make, jute pulp is made of then the various discarded linen fabrics, both slurries can be described as twice laid.But straw pulp and jute pulp are made The paper quality becoming is poor, is substantially not used to the higher decorating base paper of workmanship requirement.But the present invention is surfed the Net using multiple Copy paper production technology, mixed with wood pulp by be allowed straw pulp, jute pulp, allows slurry to surf the Net at twice, primarily serves the first half that transfer is duplicated It is made up of wood pulp, and the latter half of main component not played a role is straw pulp, thus greatly reduce the materials of wood pulp, no Reduced by only the cost of decorating base paper, also re-use straw pulp.

Compared with prior art, present invention process replaces part wood pulp by straw pulp and jute pulp, accurately slurry is entered simultaneously Row proportioning and allow the quality of the decorating base paper that new slurry produces not decline using new production technology, greatly reduces The cost of decorating base paper, protects increasingly rare timber resources simultaneously again.

Specific embodiment

With reference to specific embodiment, the present invention is described in further detail.

Embodiment 1: embodiment 1: a kind of environmental-protection decorative body paper manufacture method, including following step: step a): with matter Amount part meter, by 35 parts ~ 45 parts of wood pulp, 10 parts ~ 15 parts of cotton pulp, 20 parts ~ 25 parts of jute pulp, 15 parts ~ 25 parts of titanium dioxide, 10 Part ~ 25 parts of Kaolin, 4 parts ~ 5 parts wet strengthening resins are mixed into slurry a.Wherein in wood pulp, the ratio of broad-leaved slurry and needle slurry is 45 Between ~ 55:55 ~ 45, the slurry that cotton pulp is made for cotton of short staple.Jute pulp is usually that discarded gunny products is made.It is in general, slurry A include 40 parts wood pulp, 10 parts of cotton pulp, 20 parts of jute pulp, 20 parts of titanium dioxide, 15 parts of Kaolin, 4 parts of wet strong trees Fat.Pigment can also be added in terms of mass parts in slurry a if necessary to paper colouring, in slurry a, pigment has 10 parts ~ 15 parts, Preferably 8 parts.This pigment is simply painted to decorating base paper, primarily serves and covers the effect reducing transparency, when actually used Also need to downstream printing and dyeing.Step b): in terms of mass parts, by 50 parts ~ 60 parts of straw pulp, 20 parts ~ 25 parts of cotton pulp, 20 parts ~ 25 parts Jute pulp, 10 parts ~ 15 parts of titanium dioxide, 5 parts ~ 10 parts of Kaolin, 4 parts ~ 6 parts wet strengthening resins be mixed into slurry b.Cotton pulp is short The slurry that floss cotton is made.Jute pulp is usually that discarded gunny products is made.In general, slurry b include 60 parts straw pulp, 20 parts Cotton pulp, 20 parts of jute pulp, 15 parts of titanium dioxide, 10 parts of Kaolin, 5 parts of wet strengthening resins.Acceptable if necessary to paper colouring Add pigment in slurry b in terms of mass parts, in slurry b, pigment has 10 parts ~ 15 parts, preferably 8 parts.This pigment is simply former to decorating Paper is painted, and primarily serves and covers the effect reducing transparency, also needs to downstream printing and dyeing when actually used.

Step c): slurry a is put into and in low concentration pulper, carries out pulping, simultaneously toward injected clear water in low concentration pulper, with Mass percent, slurry a forms the serosity a that accounting is 10% ~ 16%, preferred serosity a concentration in described low concentration pulper For 12%.Then fast beating is carried out to serosity a, beating degree controls in 35 ° of sr to 40 ° of sr, carries out defibrination behaviour after the completion of making beating Make, making beating and defibrination operation are repeated ,-defibrination-backflow-making beating-defibrination of both pulling an oar circulates.Pulping process can also lead to Cross high-concentration pulper and be mixed into serosity a after wood pulp paper and rag paper pulping in proportion, until fiber is uniformly dispersed in serosity a.With Mass percent, adds 2% ~ 3% wet strengthening resin toward in serosity a after the completion of serosity a making beating, defibrination.Step d): by slurry B puts into and carries out pulping in low concentration pulper, and simultaneously toward injected clear water in low concentration pulper, by percentage to the quality, slurry b is in institute State and in low concentration pulper, form the serosity b that accounting is 10% ~ 16%, preferred serosity b concentration is 12%.Then serosity b is swum From shape making beating, beating degree controls in 35 ° of sr to 40 ° of sr, carries out defibrination operation after the completion of making beating, and making beating and defibrination behaviour are repeated Make ,-defibrination-backflow-making beating-defibrination of both pulling an oar circulates, until fiber is uniformly dispersed in serosity a.By percentage to the quality, serosity Add 2% ~ 3% wet strengthening resin toward in serosity b after the completion of b making beating, defibrination.

Step e): neat and well spaced mill is carried out to serosity a, by percentage to the quality, in the neat and well spaced mill of serosity a add 0.1% ~ 0.3% aluminum sulfate.Then serosity a is carried out with three sections of slagging-off, allows serosity a enter after the completion of slagging-off and rush stock tank, heavy in stock tank rushing The new concentration to serosity a carries out proportioning, by percentage to the quality, the serosity a concentration after proportioning between 4% ~ 6%, preferred 6%. Then serosity a enters head box after pressurized screen deslagging of surfing the Net, and by percentage to the quality, serosity a passes through the pressurized screen row that surfs the Net 0.05% ~ 0.15% bentonite is added during slag.Step f): neat and well spaced mill is carried out to serosity b, by percentage to the quality, in serosity b 0.1% ~ 0.3% aluminum sulfate is added during neat and well spaced mill.Then serosity b is carried out with three sections of slagging-off, after the completion of slagging-off, allows serosity b enter Rush stock tank, again proportioning is carried out to the concentration of serosity b rushing in stock tank, by percentage to the quality, the serosity b concentration after proportioning exists Between 4% ~ 6%, preferred 6%.Then serosity b enters head box after pressurized screen deslagging of surfing the Net, by percentage to the quality, slurry Liquid b passes through to add 0.05% ~ 0.15% bentonite during online pressurized screen deslagging.

Step g): screen cloth passes through screen cloth roller, papermaking couch roll forms closure sheet forming band net, and head box has sprinkling serosity The first grout outlet of b and the second grout outlet spraying serosity a.Compared to existing technology, the present invention adopts secondary network access in online, Allow serosity b and serosity a to surf the Net successively, then allow the full l Water Paper page that serosity b serosity a is formed be combined into the full l Water Paper of an entirety Page.The discrepant two parts of two kinds of composition different qualities are had by the decorating base paper that this manufacture produces so that dress Decorations body paper obtains more better performances in the case of 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 serosity b, the thickness of net forming on serosity b to closure sheet forming band Degree only has the half of former decorating base paper, then allows serosity b form full l Water Paper page by closing the online dieplate of sheet forming band B, subsequently the closure online vacuum tank of sheet forming band half dehydration is carried out to full l Water Paper page b and forms semi-moist page b, semi-moist page B has the blank of paper, but its main or suspension, internal fiber has begun to be wound around, but twine rate is low.Subsequently second goes out Slurry mouth sprays serosity a to semi-moist page b, and serosity a is not directly sprayed onto on semi-moist page b, to prevent semi-moist page b from being rushed Dissipate, but be sprayed above semi-moist page b, rely on gravity to cover by serosity a and mixing l Water Paper page is formed on semi-moist page b, this When serosity a and semi-moist page b molding after thickness be only the thickness of decorating base paper.Generally speaking when second grout outlet sprays serosity a Height and semi-moist page b between is less than 10mm.In closure sheet forming band, baffle plate can also be set on the net if necessary, allow slurry Liquid a impacts after on baffle plate and naturally uniformly drops onto on semi-moist page b.It is wet that serosity a covers formation mixing on semi-moist page b After page, mixing l Water Paper page passes through to close the online molding sheet metal forming of sheet forming band, is then dehydrated by force by vacuum tank, Subsequently pass through to close the online Wiper blade of sheet forming band, subsequently strong dehydration is carried out again by vacuum tank and form paper Base.In strong dehydration, the water on mixing l Water Paper page upper strata just can must be taken off by mixing l Water Paper page lower floor, starches in this process Slurry in liquid a is mixed to lower stress with semi-moist page b, because both having material is all cotton pulp, jute pulp, and cotton pulp and fiber crops Slurry has stronger winding performance, and semi-moist page b does not also have complete molding, and both can the perfect contact formation one in dehydration Body, if once strong dehydration not can also be repeatedly dehydrated by force.Decorating base paper after molding is segmented into being formed by serosity a First half and serosity b formed latter half of, first half main component is wood pulp, and here part is also printed in the transfer in downstream, after Half portion main component is straw pulp, primarily serves the effect of reduces cost.

Step h): online terminates relief ground paper and enters press section, carries out suction press and glazing press respectively.Step g): Carry out front drying, the drying temperature of front drying is between 55 DEG C to 60 DEG C after the completion of ground paper squeezing.After the completion of step i): front baking is done Press polish process is carried out to ground paper, press polish carries out post-drying to ground paper after having processed, and the drying temperature of post-drying is at 55 DEG C to 60 DEG C Between.Step j): after post-drying, ground paper surface is carried out with spraying humidification, after the humidification of surface, soft calendaring, soft calendaring is carried out to ground paper Decorating base paper is obtained after end.Step k): decorating base paper is batched and checks, substandard product is melted down, put into To in highly concentrated pulping pond, qualified products are packed.

Compare existing decorating base paper, the decorating base paper of the present invention is divided into first half and latter half of, including first half and after Half portion, described first half is at least manufactured by after wood pulp, cotton pulp, jute pulp, titanium dioxide, Kaolin, wet strengthening resin mixing, wherein wood Slurry, cotton pulp, the ratio of jute pulp are in 7 ~ 9:2 ~ 3:4 ~ 5；Described latter half of at least by straw pulp, cotton pulp, jute pulp, titanium dioxide, Kaolin, Manufacture after wet strengthening resin mixing, wherein the ratio of straw pulp, cotton pulp, jute pulp is in 10 ~ 12:4 ~ 5:2 ~ 3.First half and latter half of master Want composition different.First half main component is wood pulp, the hectographic printing here part in downstream, and latter half of main component is straw pulp, Primarily serve the effect of reduces cost.Due to first half and latter half of all there is cotton pulp, thus whole decorating base paper have homogeneous Absorbency, and preferably meet hygroexpansivity, transfer and printing for downstream do not result in impact yet, for tripolycyanamide Absorb also highly stable uniform.

Claims (8)

1. a kind of environmental-protection decorative body paper manufacture method, it is characterized by including following step: step a): in terms of mass parts, will 35 parts ~ 45 parts of wood pulp, 10 parts ~ 15 parts of cotton pulp, 20 parts ~ 25 parts of jute pulp, 15 parts ~ 25 parts of titanium dioxide, 10 parts ~ 25 parts Kaolin, 4 parts ~ 5 parts wet strengthening resins are mixed into slurry a；Step b): in terms of mass parts, by 50 parts ~ 60 parts of straw pulp, 20 parts ~ 25 The cotton pulp of part, 20 parts ~ 25 parts of jute pulp, 10 parts ~ 15 parts of titanium dioxide, 5 parts ~ 10 parts of Kaolin, 4 parts ~ 6 parts wet strengthening resins mix Synthesis slurry b；Step c): slurry a is put into and in low concentration pulper, carries out pulping, simultaneously toward injected clear water in low concentration pulper, By percentage to the quality, slurry a forms accounting in 10% ~ 16% serosity a in described low concentration pulper, then serosity a is entered Row fast beating, beating degree controls in 30 ° of sr to 35 ° of sr, carries out defibrination operation after the completion of making beating, making beating is repeated and grinds Slurry operation, until serosity a meets the requirements；Step d): slurry b is put into and carries out pulping in low concentration pulper, simultaneously toward low dense broken Injected clear water in pulp grinder, by percentage to the quality, slurry b forms the serosity that accounting is 10% ~ 16% in described low concentration pulper B, then carries out fast beating to serosity b, and beating degree controls in 20 ° of sr to 30 ° of sr, carries out defibrination operation after the completion of making beating, Making beating and defibrination operation are repeated, until serosity b meets the requirements；Step e): neat and well spaced mill is carried out to serosity a, then to slurry Liquid a carries out three sections of slagging-off, allows serosity a enter and rushes stock tank, again the concentration of serosity a is joined rushing in stock tank after the completion of slagging-off By percentage to the quality, between 4% ~ 6%, then serosity a is after pressurized screen deslagging of surfing the Net for the serosity a concentration after proportioning for ratio Enter head box；Step f): neat and well spaced mill is carried out to serosity b, then serosity b is carried out with three sections of slagging-off, allows slurry after the completion of slagging-off Liquid b enters and rushes stock tank, again carries out proportioning to the concentration of serosity b rushing in stock tank, by percentage to the quality, serosity after proportioning Between 4% ~ 6%, then serosity b enters head box after pressurized screen deslagging of surfing the Net to b concentration；Step g): screen cloth passes through screen cloth Roller, papermaking couch roll form closure sheet forming band net, the second that head box has the first grout outlet spraying serosity b and sprays serosity a Grout outlet, during online, first grout outlet sprays serosity b to closure sheet forming band, allows serosity b pass through closure sheet forming band online Dieplate form full l Water Paper page b, then the closure online vacuum tank of sheet forming band carries out half dehydration formation to full l Water Paper page b Semi-moist page b, subsequent second grout outlet sprays serosity a to semi-moist page b, and serosity a is not directly sprayed onto on semi-moist page b, with Prevent semi-moist page b from being broken up, but be sprayed above semi-moist page b, rely on gravity to cover on semi-moist page b by serosity a Form mixing l Water Paper page, then allow mixing l Water Paper page be dehydrated by force formation ground paper by vacuum tank again；Step h): allow ground paper to enter Enter press section, carry out suction press and glazing press respectively；Step g): carry out front drying after the completion of ground paper squeezing, front drying Drying temperature is between 55 DEG C to 60 DEG C；Step i): front baking carries out press polish process to ground paper after the completion of doing, and press polish is right after having processed Ground paper carries out post-drying, and the drying temperature of post-drying is between 55 DEG C to 60 DEG C；Step j): after post-drying, ground paper surface is carried out Spraying humidification, carries out soft calendaring to ground paper after the humidification of surface, soft calendaring obtains decorating base paper after terminating；Step k): former to decorating Paper is batched and is checked, and substandard product is melted down, and puts in highly concentrated pulping pond, qualified products are packed.

2. a kind of environmental-protection decorative body paper manufacture method according to claim 1, it is characterized by, in described step a, also Pigment can be added, in terms of mass parts, in slurry a, pigment has 10 parts ~ 15 parts；In described step b, face can also be added Material, in terms of mass parts, in slurry b, pigment has 7 parts ~ 12 parts.

3. a kind of environmental-protection decorative body paper manufacture method according to claim 1, it is characterized by, in step c, with quality hundred Divide ratio meter, toward the wet strengthening resin of the interior addition 2% ~ 3% of serosity a after the completion of serosity a making beating, defibrination；In step d, with percent mass Ratio meter, adds 2% ~ 3% wet strengthening resin toward in serosity b after the completion of serosity b making beating, defibrination.

4. a kind of environmental-protection decorative body paper manufacture method according to claim 1, it is characterized by, in step e, with quality hundred Divide than meter, add 0.1% ~ 0.3% aluminum sulfate in the neat and well spaced mill of serosity a；In step f, by percentage to the quality, in serosity 0.1% ~ 0.3% aluminum sulfate is added during the neat and well spaced mill of b.

5. a kind of environmental-protection decorative body paper manufacture method according to claim 1, it is characterized by, in step e, with quality hundred Divide than meter, serosity a passes through the bentonite of addition 0.05% ~ 0.15% during online pressurized screen deslagging；In step f, with percent mass Ratio meter, serosity b passes through to add 0.05% ~ 0.15% bentonite during online pressurized screen deslagging.

6. a kind of environmental-protection decorative body paper manufacture method according to claim 1, it is characterized by, in step g, second grout outlet Spray the height and semi-moist page b between during serosity a and be less than 10mm.

7. a kind of environmental-protection decorative body paper manufacture method according to claim 1, it is characterized by, in step g, serosity a covers Cover after mixing l Water Paper page is formed on semi-moist page b, mixing l Water Paper page passes through to close the online molding sheet metal forming of sheet forming band, Then it is dehydrated by force by vacuum tank, subsequently pass through to close the online Wiper blade of sheet forming band, subsequently pass through vacuum Case carries out again strong dehydration and forms ground paper.

8. a kind of environmental-protection decorative body paper being manufactured according to claim 1, it is characterized by, including first half and latter half of, described First half is at least manufactured by after wood pulp, cotton pulp, jute pulp, titanium dioxide, Kaolin, wet strengthening resin mixing, wherein wood pulp, cotton pulp, fiber crops The ratio of slurry is in 7 ~ 9:2 ~ 3:4 ~ 5；Described latter half of at least mixed by straw pulp, cotton pulp, jute pulp, titanium dioxide, Kaolin, wet strengthening resin Manufacture after conjunction, wherein the ratio of straw pulp, cotton pulp, jute pulp is in 10 ~ 12:4 ~ 5:2 ~ 3；Described first half and latter half of copy in online It is integrally formed during paper.