CN107083721A - A kind of papermaking process of liquid-crystalline glasses feeding spaced papers - Google Patents
A kind of papermaking process of liquid-crystalline glasses feeding spaced papers Download PDFInfo
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- CN107083721A CN107083721A CN201710499968.7A CN201710499968A CN107083721A CN 107083721 A CN107083721 A CN 107083721A CN 201710499968 A CN201710499968 A CN 201710499968A CN 107083721 A CN107083721 A CN 107083721A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- 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
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Abstract
A kind of papermaking process of liquid-crystalline glasses feeding spaced papers, comprises the following steps：The selection of slurry, defibrination, it is with slurry, manufacture paper with pulp, dewatering press, drying, the slurry of the liquid-crystalline glasses feeding spaced papers includes 10% ~ 40% bleaching needle-point leaf pulp and 60% ~ 90% bleached hardwood pulp, then adds 0 ~ 1% debonding agent；Wherein the beating degree of needlebush is 24 ~ 40oSR；The beating degree of hardwood pulp is 18 ~ 30oSR.The present invention combines a kind of high wet web strength of various measures preparation and the liquid-crystalline glasses feeding spaced papers of high page air permeability; reduce the sticky net caused during liquid-crystalline glasses feeding spaced papers are manufactured paper with pulp after process because wet web strength is relatively low, viscous cylinder, the number of times of broken end and the risk of shutdown, and solve product in use due to page air permeability it is relatively low caused by Signs of Mould.
Description
Technical field
The invention belongs to pulp technology for making paper, and in particular to a kind of papermaking process of liquid-crystalline glasses feeding spaced papers.
Background technology
Liquid-crystalline glasses feeding spaced papers are used as the separating tissue between all kinds of liquid crystal displays, it is desirable to which paper permeability is preferable, surface is smooth
Exquisiteness, not hair and powder dropping, play protection and buffer action during flat panel display transport.Because liquid-crystalline glasses feeding spaced papers are in length
, can be because the reason such as ambient humidity change and the phenomenon such as go mouldy in the transport and storage of time, and then corrode liquid-crystalline glasses
Substrate, damages the liquid crystal glass base of costliness.A kind of common methods for solving the problem are increase liquid-crystalline glasses feeding spaced papers
Air permeability, makes the air circulation between liquid crystal glass base smooth, reduces mouldy.The beating degree of paper pulp typically compares when therefore manufacturing paper with pulp
Low, relatively low beating degree causes fibrous binding force to reduce, and wet web strength is then relatively low, this will influence paper web ru nnability and
The runnability of paper machine, causes different degrees of sticky net, the phenomenon of viscous cylinder, cause web break or produce hole, brocken spectrum and
The paper defects such as translucent point.To solve these problems, it is necessary to while page air permeability is ensured, to influence liquid-crystalline glasses interval
The factor of paper wet web strength is furtherd investigate.
At present, domestic and international researcher due to the relatively low caused sticky net of wet web strength, viscous cylinder and wet web to breaking
First-class phenomenon has done numerous studies, and the solution of proposition mainly has addition copy paper broken end controlling agent, drying cylinder remover, improves fine
Tie up beating degree etc..And in terms of paper air permeability is improved into, existing research is main in terms of fibrous raw material, processing technology, equipment
Do a lot of work, paper air permeability is improved into by changing the methods such as type of stock, proportioning, the evenness of paper.These methods
There is different degrees of application during page is manufactured paper with pulp, but liquid-crystalline glasses feeding spaced papers wet web strength and between paper air permeability
Contradictory problems still without thoroughly being solved, as ensure into paper air permeability, the beating degree of general control slurry is certain
In the range of, but the intensity of wet web does not reach requirement under the beating degree, easily causes liquid-crystalline glasses feeding spaced papers during manufacturing paper with pulp
There is the phenomenon of wet web broken end；And be to increase the wet web strength of liquid-crystalline glasses feeding spaced papers, it is a kind of to improve fiber beating degree
More succinct mode, but the raising of fiber beating degree can increase again page tightness, decline into paper air permeability, so that liquid crystal
Easily there is Signs of Mould in use in glass interval paper.Refer to so air permeability and wet strength are the contradiction for being difficult to reconcile for a pair
Mark, but also it is related to liquid-crystalline glasses feeding spaced papers Signs of Mould.
The content of the invention
To overcome above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of work of manufacturing paper with pulp of liquid-crystalline glasses feeding spaced papers
Skill, solves liquid-crystalline glasses feeding spaced papers the problems such as the sticky net during manufacturing paper with pulp, viscous cylinder, broken end and into the hair during paper use
Mould the problems such as, have
To achieve the above object, the technical solution adopted by the present invention is：A kind of papermaking process of liquid-crystalline glasses feeding spaced papers, including with
Lower step：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 60% ~ 90%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp for 24 ~
40ºSR；The beating degree of hardwood pulp is 18 ~ 30oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp
For 5% ~ 20%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 10% ~ 40%, 60% ~ 90%；Auxiliary dosage
For 0 ~ 1%；
4）Manufacture paper with pulp：By paper pulp according to step 3）Mass percentage content mixing after manufactured paper with pulp on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
The described quantification of 50 ~ 80g/m of liquid-crystalline glasses feeding spaced papers2。
The auxiliary agent is debonding agent.
Described debonding agent in slurry by the way of adding.
The step 5）Press section dehydration using by the way of continuously gently pressing.
Compared with bamboo pulp, selection, which is matched somebody with somebody, copies the preferable bleached hardwood pulp of intensity.
The invention has the advantages that：
The present invention is by ensureing the wet web strength of liquid-crystalline glasses feeding spaced papers not with copying different fibrous raw materials, regulation fiber beating degree
Less than 0.8kN/m, it is ensured that the ru nnability of paper stock and the runnability of paper machine；The tight of paper is adjusted to by way of adding auxiliary agent
Degree is less than 0.6g/cm3, into paper air permeability be more than 24um/Pas so that reduce liquid-crystalline glasses feeding spaced papers during manufacturing paper with pulp glue
The number of times that Signs of Mould occurs during net, viscous cylinder, broken end and use.
This product ensures the wet web strength of liquid-crystalline glasses feeding spaced papers by way of suitably adjusting fiber beating degree, from
And reduce sticky net, viscous cylinder and the number of times of breakage phenomena generation of the wet web during manufacturing paper with pulp.
Compared with bamboo pulp, this product selection is with the preferable hardwood pulp of intensity is copied, from the angle of raw material, improves liquid crystal
The wet web strength of glass interval paper, and be avoided that because fiber beating degree is too high and causes the increase of page tightness, it is ventilative into paper
The problem of degree declines obvious occurs.
This product adds appropriate debonding agent.Glass interval paper production process and quality of finished paper are solved by adding debonding agent
The problem of, on the premise of fiber beating degree is not reduced, paper tightness and air permeability are adjusted to, and ensure that the maneuverability of paper machine
Energy.
The present invention combines a kind of high wet web strength of various measures preparation and the liquid-crystalline glasses interval of high page air permeability
Paper, reduces the sticky net caused during liquid-crystalline glasses feeding spaced papers are manufactured paper with pulp after process because wet web strength is relatively low, viscous cylinder and broken end
Number of times and the risk of shutdown, and solve during the product use due to page air permeability it is relatively low caused by Signs of Mould.
Embodiment
The present invention is described in further detail with reference to specific embodiment.
Embodiment 1：
Defibrination pretreatment is carried out to paper pulp fiber first, then by way of suitably adjusting fiber beating degree and addition debonding agent
To ensure the wet web strength of liquid-crystalline glasses feeding spaced papers, and solve to improve caused page tightness too by paper pulp fiber beating degree
Greatly, so that the problem of page air permeability declines.
The papermaking process of foregoing liquid crystal glass interval paper includes step in detail below：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 70% ~ 80%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 28o
SR；The beating degree of hardwood pulp is 30oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 15%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 20%, 80%；Debonding agent consumption is
0.5%；Wherein, the quantification of 60g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 40%；
6）Drying：Into the drying of paper machine drying portion.
The liquid-crystalline glasses feeding spaced papers manufactured paper with pulp by papermaking process of the present invention, its wet web strength is 0.830kN ∕ m, into
Paper air permeability is 154.2um/（Pa·s）；Compared with the liquid-crystalline glasses feeding spaced papers for being not added with debonding agent, wet web strength have dropped
13.54%, add 42% into paper air permeability.
Embodiment 2：
The papermaking process of foregoing liquid crystal glass interval paper includes step in detail below：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 80% ~ 90%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 40o
SR；The beating degree of hardwood pulp is 18oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 20%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 10%, 90%；Debonding agent consumption is 1%；
Wherein, the quantification of 80g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 40% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
The liquid-crystalline glasses feeding spaced papers manufactured paper with pulp by papermaking process of the present invention, its wet web strength is 0.972kN ∕ m, into
Paper air permeability is 163.7um/（Pa·s）.Compared with the liquid-crystalline glasses feeding spaced papers for being not added with debonding agent, wet web strength have dropped
27.91%, add 48.2% into paper air permeability.
Embodiment 3：
The papermaking process of liquid-crystalline glasses feeding spaced papers includes step in detail below：
1）The selection of paper pulp：In the selection of paper pulp, long fibre selection bleached sulphate early wood type softwood pulp, it is contemplated that liquid crystal
To the requirement of paper web wet strength when glass interval paper is manufactured paper with pulp, selection, which is matched somebody with somebody, copies appropriate BRATSK；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 30o
SR；The beating degree of hardwood pulp is 22oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 12%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 40%, 60%；Debonding agent consumption is
0.25%；Wherein, the quantification of 50g/m of the liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
The liquid-crystalline glasses feeding spaced papers manufactured paper with pulp by papermaking process of the present invention, its wet web strength is 0.847kN ∕ m, into
Paper air permeability is 135.2um/（Pa·s）.
Embodiment 4：
The papermaking process of foregoing liquid crystal glass interval paper includes step in detail below：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 60% ~ 70%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 30o
SR；The beating degree of hardwood pulp is 22oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 8%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 40%, 60%, and debonding agent consumption is
0.75%；Wherein, the quantification of 60g/m of the liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
The liquid-crystalline glasses feeding spaced papers manufactured paper with pulp by papermaking process of the present invention, its wet web strength is 0.835kN ∕ m, into
Paper air permeability is 168.5um/（Pa·s）.
Embodiment 5：
The papermaking process of foregoing liquid crystal glass interval paper includes step in detail below：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 60% ~ 70%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 32o
SR；The beating degree of hardwood pulp is 20oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 10%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 40%, 60%；Debonding agent consumption is
0.5%；Wherein, the quantification of 70g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 40% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
The liquid-crystalline glasses feeding spaced papers manufactured paper with pulp by papermaking process of the present invention, its wet web strength is 0.843kN ∕ m, into
Paper air permeability is 156.2um/（Pa·s）.
Embodiment 6：
The papermaking process of foregoing liquid crystal glass interval paper includes step in detail below：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 70% ~ 80%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 32o
SR；The beating degree of hardwood pulp is 22oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 5%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 30%, 70%；Debonding agent consumption is
0.75%；Wherein, the quantification of 60g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
The liquid-crystalline glasses feeding spaced papers manufactured paper with pulp by papermaking process of the present invention, its wet web strength up to 0.839kN ∕ m, into
Paper air permeability is up to 158.1um/（Pa·s）.
Claims (10)
1. a kind of papermaking process of liquid-crystalline glasses feeding spaced papers, it is characterised in that it is concretely comprised the following steps：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 60% ~ 90%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp for 24 ~
40ºSR；The beating degree of hardwood pulp is 18 ~ 30oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp
For 5% ~ 20%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 10% ~ 40%, 60% ~ 90%；Auxiliary dosage
For 0 ~ 1%；
4）Manufacture paper with pulp：By paper pulp according to step 3）Mass percentage content mixing after manufactured paper with pulp on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
2. a kind of papermaking process of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that described liquid crystal glass
Quantification of 50 ~ the 80g/m of glass feeding spaced papers2。
3. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that the auxiliary agent is solution
Key agent；Described debonding agent in slurry by the way of adding.
4. a kind of papermaking process of liquid-crystalline glasses feeding spaced papers according to claim 4, it is characterised in that the step 5）'s
Press section dehydration is by the way of continuously gently pressing.
5. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that including following step
Suddenly：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 70% ~ 80%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 28o
SR；The beating degree of hardwood pulp is 30oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 15%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 20%, 80%；Debonding agent consumption is
0.5%；Wherein, the quantification of 60g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 40%；
6）Drying：Into the drying of paper machine drying portion.
6. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that including following step
Suddenly：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 80% ~ 90%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 40o
SR；The beating degree of hardwood pulp is 18oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 20%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 10%, 90%；Debonding agent consumption is 1%；
Wherein, the quantification of 80g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 40% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
7. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that including following step
Suddenly：
1）The selection of paper pulp：In the selection of paper pulp, long fibre selection bleached sulphate early wood type softwood pulp, it is contemplated that liquid crystal
To the requirement of paper web wet strength when glass interval paper is manufactured paper with pulp, selection is with the hardwood pulp for copying 60% ~ 70%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 30o
SR；The beating degree of hardwood pulp is 22oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 12%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 40%, 60%；Debonding agent consumption is
0.25%；Wherein, the quantification of 50g/m of the liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
8. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that including following step
Suddenly：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 60% ~ 70%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 30o
SR；The beating degree of hardwood pulp is 22oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 8%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 40%, 60%, and debonding agent consumption is
0.75%；Wherein, the quantification of 60g/m of the liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 35% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
9. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that including following step
Suddenly：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 60% ~ 70%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 32o
SR；The beating degree of hardwood pulp is 20oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 10%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 40%, 60%；Debonding agent consumption is
0.5%；Wherein, the quantification of 70g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 40% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
10. the papermaking process of a kind of liquid-crystalline glasses feeding spaced papers according to claim 1, it is characterised in that including following step
Suddenly：
1）The selection of paper pulp：Long fibre selects early wood type softwood pulp, it is contemplated that liquid-crystalline glasses feeding spaced papers to wet web strength and
Into the requirement of paper air permeability, selection is with the hardwood pulp for copying 70% ~ 80%；
2）Defibrination：Carry out defibrination respectively to early wood type softwood pulp and hardwood pulp, the beating degree of early wood type softwood pulp is 32o
SR；The beating degree of hardwood pulp is 22oSR；Wherein, the beating consistency of the early wood type softwood pulp and hardwood pulp is 10%；
3）It is with slurry：The degree of early wood type softwood pulp and hardwood pulp is respectively 30%, 70%；Debonding agent consumption is
0.75%；Wherein, the quantification of 60g/m of liquid-crystalline glasses feeding spaced papers2；
4）Manufacture paper with pulp：Manufactured paper with pulp after paper pulp is mixed according to its mass percentage content on long mesh paper making machine；
5）Dewatering press：Wet web is squeezed, makes the control of its mass dryness fraction between 40% ~ 45%；
6）Drying：Into the drying of paper machine drying portion.
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| CN201710499968.7A CN107083721A (en) | 2017-06-27 | 2017-06-27 | A kind of papermaking process of liquid-crystalline glasses feeding spaced papers |
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| CN201710499968.7A CN107083721A (en) | 2017-06-27 | 2017-06-27 | A kind of papermaking process of liquid-crystalline glasses feeding spaced papers |
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| CN110485211A (en) * | 2019-09-04 | 2019-11-22 | 齐鲁工业大学 | A kind of preparation method of high-end photovoltaic glass dedicated high performance feeding spaced papers |
| CN110528305A (en) * | 2019-09-04 | 2019-12-03 | 齐鲁工业大学 | A kind of preparation method of the liquid crystal glass base feeding spaced papers of " seersucker " structure |
| CN110593009A (en) * | 2019-09-26 | 2019-12-20 | 浙江凯丰特种纸业有限公司 | Natural-color glass spacing paper and preparation method thereof |
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| CN112593453A (en) * | 2020-12-10 | 2021-04-02 | 牡丹江恒丰纸业股份有限公司 | Method for manufacturing liquid crystal substrate protection paper |
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| CN115058913A (en) * | 2022-07-01 | 2022-09-16 | 迁安市恒茂纸业有限公司 | Preparation method of glass packing paper with high moisture absorption performance |
| CN115058913B (en) * | 2022-07-01 | 2023-08-11 | 迁安市恒茂纸业有限公司 | Preparation method of glass packing paper with high moisture absorption performance |
| CN115807358A (en) * | 2022-11-24 | 2023-03-17 | 青岛融合光电科技有限公司 | Manufacturing method of partition paper with good air permeability |
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