CN108166307A - The preparation method of cop tube paper and boxboard - Google Patents
The preparation method of cop tube paper and boxboard Download PDFInfo
- Publication number
- CN108166307A CN108166307A CN201810046676.2A CN201810046676A CN108166307A CN 108166307 A CN108166307 A CN 108166307A CN 201810046676 A CN201810046676 A CN 201810046676A CN 108166307 A CN108166307 A CN 108166307A
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- Prior art keywords
- slurry
- paper
- preparation
- boxboard
- cop tube
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Classifications
-
- 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
- D21H11/14—Secondary fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
-
- 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
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F3/00—Press section of machines for making continuous webs of paper
- D21F3/02—Wet presses
- D21F3/04—Arrangements thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F3/00—Press section of machines for making continuous webs of paper
- D21F3/02—Wet presses
- D21F3/10—Suction rolls, e.g. couch rolls
-
- 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
- D21H21/16—Sizing or water-repelling agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Abstract
The present invention provides the preparation method of a kind of cop tube paper and boxboard.The preparation method of the cop tube paper and boxboard includes the following steps：Step 1: repulping of waste paper；Step 2: removal impurity；Step 3: screening；Step 4: pulp fiber is handled；Step 5: machine chest is slurry；Step 6: it is screened before net；Step 7: sizing material forming, being dehydrated, being dried to semi-finished product；Step 8: post processing：Double of finished paper is post-processed.The preparation method raw material of cop tube paper and boxboard provided by the invention a kind of is cheap and easy to get, processing step is simple, good product quality is high, production cost is low, it is environmentally friendly, safe efficient, be suitble to industrialized production.
Description
Technical field
The invention belongs to paper field more particularly to the preparation methods of a kind of cop tube paper and boxboard.
Background technology
Papermaking includes plant fiber being broken into slurries, then by slurries with various process into paper.Existing paper technology
Pulping process simplicity, drainage, pressing process are simple, and manufactured paper quality is not good enough, production cost is high, not environmentally, it is dangerous, low
It imitates, be difficult to industrialized production.
Invention content
To solve the technical issues of above-mentioned, the present invention provides a kind of high-quality, production cost is low, it is environmentally friendly, safe efficient,
It is suitble to the cop tube paper of industrialized production and the preparation method of boxboard.
The preparation method of cop tube paper and boxboard provided by the invention includes the following steps：
Step 1: repulping of waste paper：Waste paper is delivered to hydrabrusher and carries out size degradation；
Step 2: removal impurity：Slurry after size degradation is removed into the impurity such as metal, stone, the scraps of paper, hard plastic sheet, straw rope；
Step 3: screening：The slurry that scalping comes out is screened；
Step 4: pulp fiber is handled：Later slurry is screened, via polydisc thickener using in mechanical means processing water
Pulp fiber, make fibr tissue even density, intensity is high；
Step 5: machine chest is slurry：Slurry enters machine chest, control prime cement, core slurry slurry concentration range, slurry weight in wet base,
Starch adhesive slurry concentration and slurry weight in wet base；
Step 6: it is screened before net：Treated, and slurry is screened by sieve before net；
Step 7: sizing material forming, being dehydrated, being dried to semi-finished product：After making slurry laterally uniform by mechanism, into
Row dehydration, drying, into semi-finished product；Specifically comprise the following steps：
Step 7 one makes slurry laterally uniform by mechanism；
Step 7 two is longitudinally surfed the Internet along paper machine；
Step 7 three, paper pulp flow to the dewatering net top of rotation, the vibrations of breast roll so that paper pulp is uniform by profiled sheeting
It is distributed in online；
Step 7 four, into dewatering net, dewatering plate：It moves forwards, the reverse side of dewatering net is densely covered dewatering plate, is run
Cheng Zhongshui can be flowed down along dewatering plate；
Step 7 five, into dandyprat：Into dandyprat, increase the uniformity of paper；
Step 7 six, into suction couch roll, dehydration, paper pulp is flowed out from labial lamina；
Step 7 seven, press dewatering：Mechanical expression effect further dehydration is utilized to press section；
Step 7 eight, drying section drying：Enter drying section into paper, paper is made further to shrink；
Step 8: post processing：Double of finished paper is post-processed.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, in the step 2,
The removal impurity includes the following steps：
Step 2 one, removal heavy seeds：The heavy seeds such as metal, stone are removed again in HC Cleaner；
Step 2 two, the big impurity of removal：Larger impurity, such as the scraps of paper, hard plastic sheet, straw rope are removed by primary dcreening operation.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, in the step 3,
The sizing screening includes the following steps：
Step 3 one, classifying screen screening：The slurry that scalping comes out carries out sizing screening through classifying screen；
Step 3 two, low dense desander removal impurity：Slurry is via the different impurity of low dense desander removal fiber size；
Step 3 three, fine screen screening：Slurry further removes impurity by fine screen.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, the step 3 two
In, control low concentration desander into slurry concentration：It is long and short it is fine into starch it is a concentration of≤1.8%, it is middle it is fine into starch it is a concentration of≤1.6%,
It controls into slurry pressure：It is long fine into slurry pressure 260-320Mpa, it is middle it is fine into slurry pressure 240-300Mpa, it is short fine into slurry pressure 150-
240Mpa。
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, in step 5, control
Prime cement processed, core slurry slurry concentration ranging from 3% ± 0.2%, slurry weight in wet base >=5.5g；Starch adhesive slurry concentration range 2.8% ±
0.2%, slurry weight in wet base >=5.5g.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, in the step 6,
Using pressurized screen screening before net or the screening of stainless steel corrugated sieve, light slag floss hole, part light impurities, glue are equipped at the top of sieve
Viscous object excludes in advance without sieve.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, the step 8 is specific
For sizing, it is one or more in dehydration, press polish, curling, cutting again.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, the sizing is is applying
Water-resistance substance is added in glue machine, making into paper has delay fluid permeability performance；It is described again dehydration for semi-finished product paper again via
Drying section is dehydrated again afterwards.
In a kind of preferred embodiment of preparation method of cop tube paper provided by the invention and boxboard, the step 7 two has
Body is that control slurry is uniform along speed, pressure, the concentration equal distribution of the slurry of each point in paper machine overall with overall height both direction
Unanimously, the paper stock of online ensures that flowing is steady, vortex of not flowing over and instantaneous velocity fluctuation, to meet page cross direction ration one
It causes, control slurry keeps rate range 60% ± 5% here.
The cop tube paper of the present invention and the preparation method of boxboard have the advantages that：
Raw material is cheap and easy to get, processing step is simple, good product quality is high, production cost is low, environmentally friendly, safe efficient, suitable
Industrialized production.The techniques such as dehydration are accurate, and dehydration is high-quality.Due to dewatering plate and the work of suction couch roll when reaching vacuum suction roller
With the moisture that it is made to take off 20%, press section is needed while improving mass dryness fraction, to increase using mechanical expression effect further dehydration
Add the tightness and intensity of paper, improve page surface property, by the attainable mass dryness fraction of press dewatering be 25%--42% into paper, paper
Machine press section l Water Paper moisture reduces by 1%, and cylinder section saves 5%, saves expense 10%.It finally squeezes out to come together from press section
Into paper, general mass dryness fraction %30-45%, remaining moisture is difficult the moisture mechanically removed again in paper, so being passed through into paper
Crossing drying section makes paper further shrink, and combines fiber even closer, increases the intensity of paper and cardboard, and with centainly smooth
Degree, reaches 93%-95% by drying section into paper mass dryness fraction.After preceding drying section water-resistance is being added at sizing applicator into paper
Substance, making into paper has delay fluid permeability performance.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, wherein：
Fig. 1 is the process flow chart of the preparation method of cop tube paper and boxboard provided by the invention；
Fig. 2 is the process flow chart of the preparation method step 2 of cop tube paper and boxboard shown in FIG. 1；
Fig. 3 is the process flow chart of the preparation method step 3 of cop tube paper and boxboard shown in FIG. 1；
Fig. 4 is the process flow chart of the preparation method step 7 of cop tube paper and boxboard shown in FIG. 1.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, wherein Fig. 1 is the process flow chart of the preparation method of cop tube paper and boxboard provided by the invention；
Fig. 2 is the process flow chart of the preparation method step 2 of cop tube paper and boxboard shown in FIG. 1；Fig. 3 is cop tube paper shown in FIG. 1
And the process flow chart of the preparation method step 3 of boxboard；Fig. 4 is the preparation method step of cop tube paper and boxboard shown in FIG. 1
Rapid seven process flow chart.
The preparation method of the cop tube paper and boxboard includes the following steps：
Step S1, repulping of waste paper：Waste paper is delivered to hydrabrusher and carries out size degradation.
Step S2, impurity is removed：Slurry after size degradation is removed into the impurity such as metal, stone, the scraps of paper, hard plastic sheet, straw rope；
Include the following steps：
Step S21, heavy seeds are removed：The heavy seeds such as metal, stone are removed again in HC Cleaner；
Step S22, big impurity is removed：Larger impurity, such as the scraps of paper, hard plastic sheet, straw rope are removed by primary dcreening operation.
Step S3, it screens：The slurry that scalping comes out is screened；The sizing screening includes the following steps：
Step S31, classifying screen screens：The slurry that scalping comes out carries out sizing screening through classifying screen；
Step S32, low dense desander removal impurity：Slurry is via the different impurity of low dense desander removal fiber size；
Control low concentration desander into slurry concentration：It is long and short it is fine into starch it is a concentration of≤1.8%, it is middle it is fine into starch it is a concentration of≤1.6%, control
It makes into slurry pressure：It is long fine into slurry pressure 260-320Mpa, it is middle it is fine into slurry pressure 240-300Mpa, it is short fine into slurry pressure 150-
240Mpa。
Step S33, fine screen is screened：Slurry further removes impurity by fine screen.
Step S4, pulp fiber is handled：Later slurry is screened, via polydisc thickener using in mechanical means processing water
Pulp fiber, make fibr tissue even density, intensity is high；
Step S5, machine chest is slurry：Slurry enters machine chest, control prime cement, core slurry slurry concentration range, slurry weight in wet base,
Starch adhesive slurry concentration and slurry weight in wet base；Control prime cement, core slurry slurry concentration ranging from 3% ± 0.2%, slurry weight in wet base >=5.5g；
Starch adhesive slurry concentration range 2.8% ± 0.2%, slurry weight in wet base >=5.5g.
Step S6, it is screened before net：Treated, and slurry is screened by sieve before net；It is screened using pressurized screen before net or stainless
Steel corrugated sieve screens, and light slag floss hole is equipped at the top of sieve, part light impurities, sicker exclude in advance without sieve.
Step S7, sizing material forming, be dehydrated, be dried to semi-finished product：After making slurry laterally uniform by mechanism, into
Row dehydration, drying, into semi-finished product；Specifically comprise the following steps：
Step S71, make slurry laterally uniform by mechanism；
Step S72, it longitudinally surfs the Internet along paper machine, slurry of the control slurry along each point in paper machine overall with overall height both direction
Speed, pressure, concentration equal distribution uniformity, the paper stock of online ensures that flowing is steady, vortex of not flowing over and instantaneous velocity
Fluctuation, consistent to meet page cross direction ration, control slurry keeps rate range 60% ± 5% here；
Step S73, paper pulp flows to the dewatering net top of rotation, the vibrations of breast roll so that paper pulp is uniform by profiled sheeting
It is distributed in online；
Step S74, into dewatering net, dewatering plate：It moves forwards, the reverse side of dewatering net is densely covered dewatering plate, is run
Cheng Zhongshui can be flowed down along dewatering plate；
Step S75, into dandyprat：Into dandyprat, increase the uniformity of paper；
Step S76, it into suction couch roll, is dehydrated, paper pulp is flowed out from labial lamina；
Step S77, press dewatering：Mechanical expression effect further dehydration is utilized to press section；
Step S78, drying section is dried：Enter drying section into paper, paper is made further to shrink；
Step S8, it post-processes：Double of finished paper is post-processed；Specially sizing, dehydration, press polish, curling, cutting again
In it is one or more；The sizing is that water-resistance substance is added in sizing applicator, and making into paper has delay fluid permeability performance；
The dehydration again is dehydrated again via rear drying section again for semi-finished product paper.
The cop tube paper of the present invention and the preparation method of boxboard have the advantages that：Raw material is cheap and easy to get, technique step
Rapid simple, good product quality height, low, environmentally friendly, safe efficient, the suitable industrialized production of production cost.The techniques such as dehydration are accurate,
It is dehydrated high-quality.Since the effect of dewatering plate and suction couch roll makes it take off 20% moisture when reaching vacuum suction roller, need
To press section using mechanical expression effect further dehydration, while improving mass dryness fraction, increase the tightness and intensity of paper, improve page
Surface nature, into paper by the attainable mass dryness fraction of press dewatering be 25%--42%, press section of a paper machine l Water Paper moisture reduce by 1%,
Cylinder section saves 5%, saves expense 10%.Finally squeezed out together from press section come into paper, general mass dryness fraction %30-
45%, remaining moisture is difficult the moisture mechanically removed again in paper, so paper is made further to receive by drying section into paper
Contracting combines fiber even closer, increases the intensity of paper and cardboard, and with certain smoothness, by drying section into paper
Mass dryness fraction reaches 93%-95%.Water-resistance substance is being added at sizing applicator into paper after preceding drying section, making into paper has delay
Fluid permeability performance.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made directly or indirectly is used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. the preparation method of a kind of cop tube paper and boxboard, which is characterized in that include the following steps：
Step 1: repulping of waste paper：Waste paper is delivered to hydrabrusher and carries out size degradation；
Step 2: removal impurity：Slurry after size degradation is removed into the impurity such as metal, stone, the scraps of paper, hard plastic sheet, straw rope；
Step 3: screening：The slurry that scalping comes out is screened；
Step 4: pulp fiber is handled：Later slurry is screened, the slurry in mechanical means processing water is utilized via polydisc thickener
Expect fiber, make fibr tissue even density, intensity is high；
Step 5: machine chest is slurry：Slurry enters machine chest, control prime cement, core slurry slurry concentration range, slurry weight in wet base, starch adhesive
Slurry concentration and slurry weight in wet base；
Step 6: it is screened before net：Treated, and slurry is screened by sieve before net；
Step 7: sizing material forming, being dehydrated, being dried to semi-finished product：After making slurry laterally uniform by mechanism, taken off
Water, drying, into semi-finished product；Specifically comprise the following steps：
Step 7 one makes slurry laterally uniform by mechanism；
Step 7 two is longitudinally surfed the Internet along paper machine；
Step 7 three, paper pulp flow to the dewatering net top of rotation, the vibrations of breast roll cause paper pulp to be uniformly distributed by profiled sheeting
Online；
Step 7 four, into dewatering net, dewatering plate：It moves forwards, the reverse side of dewatering net is densely covered dewatering plate, in operational process
Water can be flowed down along dewatering plate；
Step 7 five, into dandyprat：Into dandyprat, increase the uniformity of paper；
Step 7 six, into suction couch roll, dehydration, paper pulp is flowed out from labial lamina；
Step 7 seven, press dewatering：Mechanical expression effect further dehydration is utilized to press section；
Step 7 eight, drying section drying：Enter drying section into paper, paper is made further to shrink；
Step 8: post processing：Double of finished paper is post-processed.
2. according to cop tube paper and the preparation method of boxboard described in claim 1, which is characterized in that in the step 2,
The removal impurity includes the following steps：
Step 2 one, removal heavy seeds：The heavy seeds such as metal, stone are removed again in HC Cleaner；
Step 2 two, the big impurity of removal：Larger impurity, such as the scraps of paper, hard plastic sheet, straw rope are removed by primary dcreening operation.
3. according to cop tube paper and the preparation method of boxboard described in claim 1, which is characterized in that in the step 3,
The sizing screening includes the following steps：
Step 3 one, classifying screen screening：The slurry that scalping comes out carries out sizing screening through classifying screen；
Step 3 two, low dense desander removal impurity：Slurry is via the different impurity of low dense desander removal fiber size；
Step 3 three, fine screen screening：Slurry further removes impurity by fine screen.
4. according to cop tube paper and the preparation method of boxboard described in claim 3, which is characterized in that the step 3 two
In, control low concentration desander into slurry concentration：It is long and short it is fine into starch it is a concentration of≤1.8%, it is middle it is fine into starch it is a concentration of≤1.6%,
It controls into slurry pressure：It is long fine into slurry pressure 260-320Mpa, it is middle it is fine into slurry pressure 240-300Mpa, it is short fine into slurry pressure 150-
240Mpa。
5. according to cop tube paper and the preparation method of boxboard described in claim 1, which is characterized in that in step 5, control
Prime cement processed, core slurry slurry concentration ranging from 3% ± 0.2%, slurry weight in wet base >=5.5g；Starch adhesive slurry concentration range 2.8% ±
0.2%, slurry weight in wet base >=5.5g.
6. according to cop tube paper and the preparation method of boxboard described in claim 1, which is characterized in that in the step 6,
Using pressurized screen screening before net or the screening of stainless steel corrugated sieve, light slag floss hole, part light impurities, glue are equipped at the top of sieve
Viscous object excludes in advance without sieve.
7. according to cop tube paper and the preparation method of boxboard described in claim 1, which is characterized in that the step 8 is specific
For sizing, it is one or more in dehydration, press polish, curling, cutting again.
8. according to cop tube paper and the preparation method of boxboard described in claim 7, which is characterized in that the sizing is is applying
Water-resistance substance is added in glue machine, making into paper has delay fluid permeability performance；It is described again dehydration for semi-finished product paper again via
Drying section is dehydrated again afterwards.
9. according to cop tube paper and the preparation method of boxboard described in claim 1, which is characterized in that the step 7 two has
Body is that control slurry is uniform along speed, pressure, the concentration equal distribution of the slurry of each point in paper machine overall with overall height both direction
Unanimously, the paper stock of online ensures that flowing is steady, vortex of not flowing over and instantaneous velocity fluctuation, to meet page cross direction ration one
It causes, control slurry keeps rate range 60% ± 5% here.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046676.2A CN108166307B (en) | 2018-01-17 | 2018-01-17 | Preparation method of bobbin paper and boxboard paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046676.2A CN108166307B (en) | 2018-01-17 | 2018-01-17 | Preparation method of bobbin paper and boxboard paper |
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| Publication Number | Publication Date |
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| CN108166307A true CN108166307A (en) | 2018-06-15 |
| CN108166307B CN108166307B (en) | 2020-11-13 |
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ID=62514734
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810046676.2A Active CN108166307B (en) | 2018-01-17 | 2018-01-17 | Preparation method of bobbin paper and boxboard paper |
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| CN (1) | CN108166307B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541178A (en) * | 2022-02-25 | 2022-05-27 | 德清县华康纸业有限公司 | Method and equipment for manufacturing water-resistant bobbin paper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2649631Y (en) * | 2003-10-17 | 2004-10-20 | 济宁华一轻工机械有限公司 | Internal-flow head screen |
| CN104120618A (en) * | 2014-05-04 | 2014-10-29 | 山东天地缘实业有限公司 | Corrugated paper production and water circulation closed pipeline system |
| CN104358178A (en) * | 2014-08-14 | 2015-02-18 | 唐山市天正实业有限公司 | Textile spool paper production system and corresponding textile spool paper production technology |
| CN105780570A (en) * | 2014-12-15 | 2016-07-20 | 福建利树集团有限公司 | Wastepaper pulping and papermaking method |
-
2018
- 2018-01-17 CN CN201810046676.2A patent/CN108166307B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2649631Y (en) * | 2003-10-17 | 2004-10-20 | 济宁华一轻工机械有限公司 | Internal-flow head screen |
| CN104120618A (en) * | 2014-05-04 | 2014-10-29 | 山东天地缘实业有限公司 | Corrugated paper production and water circulation closed pipeline system |
| CN104358178A (en) * | 2014-08-14 | 2015-02-18 | 唐山市天正实业有限公司 | Textile spool paper production system and corresponding textile spool paper production technology |
| CN105780570A (en) * | 2014-12-15 | 2016-07-20 | 福建利树集团有限公司 | Wastepaper pulping and papermaking method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541178A (en) * | 2022-02-25 | 2022-05-27 | 德清县华康纸业有限公司 | Method and equipment for manufacturing water-resistant bobbin paper |
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| Publication number | Publication date |
|---|---|
| CN108166307B (en) | 2020-11-13 |
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