CN105568737B - High anti-tensile white board and preparation method thereof - Google Patents
High anti-tensile white board and preparation method thereof Download PDFInfo
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- CN105568737B CN105568737B CN201510954015.6A CN201510954015A CN105568737B CN 105568737 B CN105568737 B CN 105568737B CN 201510954015 A CN201510954015 A CN 201510954015A CN 105568737 B CN105568737 B CN 105568737B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 71
- 239000002131 composite material Substances 0.000 claims abstract description 53
- 239000000284 extract Substances 0.000 claims abstract description 31
- 235000004936 Bromus mango Nutrition 0.000 claims abstract description 15
- 235000014826 Mangifera indica Nutrition 0.000 claims abstract description 15
- 235000009184 Spondias indica Nutrition 0.000 claims abstract description 15
- 241000124033 Salix Species 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 7
- 239000011425 bamboo Substances 0.000 claims abstract description 7
- 244000269722 Thea sinensis Species 0.000 claims abstract 5
- 240000007228 Mangifera indica Species 0.000 claims abstract 3
- 244000082204 Phyllostachys viridis Species 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims description 49
- 238000005360 mashing Methods 0.000 claims description 42
- 238000004061 bleaching Methods 0.000 claims description 38
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 28
- 239000003054 catalyst Substances 0.000 claims description 28
- 239000002002 slurry Substances 0.000 claims description 24
- 244000166541 Plumeria alba Species 0.000 claims description 16
- 239000007844 bleaching agent Substances 0.000 claims description 16
- 238000000605 extraction Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 238000010992 reflux Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000007864 aqueous solution Substances 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 11
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 10
- 239000000706 filtrate Substances 0.000 claims description 10
- 238000012216 screening Methods 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 8
- 238000006731 degradation reaction Methods 0.000 claims description 8
- 238000010009 beating Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000004108 freeze drying Methods 0.000 claims description 5
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000005292 vacuum distillation Methods 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 238000010025 steaming Methods 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 12
- 239000007789 gas Substances 0.000 description 30
- 241001122767 Theaceae Species 0.000 description 16
- 241001093152 Mangifera Species 0.000 description 12
- 239000000123 paper Substances 0.000 description 11
- 241001330002 Bambuseae Species 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 201000004384 Alopecia Diseases 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 208000024963 hair loss Diseases 0.000 description 1
- 230000003676 hair loss Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229940092665 tea leaf extract Drugs 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
Abstract
It is made the invention discloses a kind of high anti-tensile white board and preparation method thereof, including the raw material of following parts by weight：100 105 parts of composite fibre, 68 parts of tea extracts and 10 15 parts of mango leaf extract；Wherein, it is 15 16 that 100 105 parts of the composite fibre, which includes mass ratio,:2‑3:The 10 wooden wood-fibred of willow wood-fibred, bamboo fibre and San Cheong, a length of 0.98mm of the willow wood-fibred, a width of 0.02mm.The high anti-tensile white board that the present invention is provided, its content of formaldehyde is low, solves the retractility drawback that existing high anti-tensile white board is present, and fluffing, smoothness height is difficult, while ink is easily attached on high anti-tensile white board.
Description
Technical field
The present invention relates to field of papermaking.It is more particularly related to a kind of production technology of high anti-tensile white board.
Background technology
White board is because fibr tissue is than more uniform, and superficial layer has the composition of filler and sizing material, and surface scribbles one
Fixed coating, and by multi-roller rolling processing, so the quality of cardboard is closer, thickness is also than more uniform.Its paper is general
In the case of it is all pure whiter and smooth, with more uniform absorbency, surface shedding and hair loss phenomenon are less, papery high-tenacity and have
There is preferable folding strength, but its water content is higher, typically 10% or so, there is certain retractility, this can bring to printing
Certain influence.Difference between white board and art paper, offset paper, typographic printing paper is that paper gram degree weight, paper are compared abundant
And positive and negative face color is different, white board is the grey colourless of one side, and also referred to as grey primary coat cloth is white.
The content of the invention
It is an object of the invention to solve at least the above, and provide the advantage that at least will be described later.
It is a still further object of the present invention to provide a kind of high anti-tensile white board, its content of formaldehyde is low, solves existing high anti-
The drawbacks of opening retractility and the low tensile factor that white board is present.The high anti-tensile white board of the present invention is difficult fluffing, smoothness height,
Ink is easily attached on high anti-tensile white board simultaneously.
In order to realize according to object of the present invention and further advantage there is provided a kind of high anti-tensile white board, including with
The raw material of lower parts by weight is made：
100-105 parts of composite fibre, 6-8 parts of tea extracts and 10-15 parts of mango leaf extract；
Wherein, it is 15-16 that 100-105 parts of the composite fibre, which includes mass ratio,:2-3:10 willow wood-fibred, bamboo are fine
Peacekeeping San Cheong wood wood-fibred, a length of 0.98mm of the willow wood-fibred, a width of 0.02mm；
The preparation method of the tea extract is：Refluxing extraction in aqueous acetone solution is added after drying tea leaves are crushed,
Filtered after extracting for the first time, filter residue is carried out to 2 refluxing extractions again, the filtrate of 3 refluxing extractions is merged, vacuum distillation is removed
Acetone, is produced after concentration filtrate, freeze-drying；Wherein, the addition of each acetone is 3-5 times of tea quality.
Preferably, in addition to bleaching agent, the bleaching agent is gas catalyst.
Present invention also offers a kind of method for preparing high anti-tensile white board, comprise the following steps：
Step 1: size degradation will be added in the milk tree aqueous solution into composite fibre in the composite fibre of 100-105 parts by weight
Mass fraction is 11%-12% composite fibre slurry；The preparation method of the milk tree aqueous solution is to cut milk tree bark
It is 3-5 in mass ratio with water to open taking juice:Boiled after 100 mixing, cooling is produced；
Step 2: adding the mango leaf extract and 6-8 parts by weight of 10-15 parts by weight in the composite fibre slurry
Tea extract, is stirred continuously, and stir speed (S.S.) is 350r/min, and is passed through temperature into composite fibre slurry for 100-110 DEG C
Steam, continue 40-55min；
Step 3: the composite fibre slurry handled by step 2 is carried out into free beating method processing, material must be beaten,
The freedom for making fiber is 810mL-820mL；
Step 4: mashing material is placed in bleaching system, bleaching agent is gas catalyst, wherein the bleaching system includes sealing
Rectangular-shape case body, be provided with air inlet pipe above the case body, the case body is stretched into one end of the air inlet pipe
Bottom surface internal and close to the case body, the other end of the air inlet pipe is connected with the gas tank equipped with gas catalyst, the air inlet
It is provided with pipe above the first valve, the case body and is provided with escape pipe, the case sheet is stretched into one end of the escape pipe
The top surface of body and the close case body, the other end of the escape pipe is connected with gas collector, set on the escape pipe
It is equipped with vavuum pump and the second valve；
After mashing material is placed in bleaching system, gas catalyst is passed through into the air inlet pipe, its intake is every liter of mashing material
22-25mg gas catalyst is passed through, the first valve and the second valve is closed, the bleaching system is heated, makes the temperature of the mashing material
It is maintained at after 46-48 DEG C, reaction 16-20min, opens the second valve and vavuum pump, repeat step four 3-5 times, mashing must be bleached
Material；
Step 5: bleaching mashing material is carried out into papermaking, the high anti-tensile white board is dried to obtain.
Preferably, after repeat step four obtains bleaching mashing material for 3-5 times, talcum is also added into bleaching mashing material
Powder, step 5 is carried out after being well mixed again；Wherein, the talcum powder added in every kilogram of bleaching mashing material is 40-49 grams.
Preferably, the composite fibre slurry has also carried out removal of impurities processing after step 2 is carried out, using 80 purposes
Screen cloth stays screenings to composite fibre pulp separation, and the screenings is carried out into step 3.
Preferably, the intake of the gas catalyst is 24mg/L.
Preferably, the water content of the high anti-tensile white board is 5-8.8% after being dried in step 5.
The present invention at least includes following beneficial effect：
1st, general fibre length is maintained at more than 340 μm and would not had an impact to the intensity of paper, and the willow wood of use is fine
Dimension, fibre length is 0.98mm, and the price than wastepaper as raw material and long fibre trees is low, and obtained white board harmful components are significantly
Reduction；The quality that a small amount of bamboo fibre improves paper product is added in composite fibre, with the fungi-proofing effect of certain deodorization, is strengthened simultaneously
The burst index of white board, adds the wooden wood-fibred of San Cheong as natural formaldehyde eliminating agent in composite fibre, can improve blank
The environment protecting of paper.
2nd, with milk water aqueous solution size degradation composite fibre, it is possible to increase the tensile index of white board.
3rd, accelerate tea extract and mango leaf extract to be evenly distributed in composite fibre slurry using vapours, make tea
Leaf extract and mango leaf extract are embedded in the fiber holes of slurry, make to contain tea extract and mango in the finished product in later stage
Leaf extract, can adsorb the harmful substances such as the formaldehyde around white board while also having certain bactericidal effect.
4th, the consumption of paper pulp can be saved using free beating method, while obtained white board density is small, transparency is low, change
The problem of being apt to existing white board retractility, while ink easily adheres to.
5th, talcum powder is added in bleaching mashing material has the effect for improving white board smoothness.
6th, bleaching agent uses gas catalyst, white board can not only be bleached, while can also remove formaldehyde, benzene homologues etc. has poison gas
Body, the effect to paper with sterilization, the process for eliminating later stage sterilization finished paper reduces labor intensity.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Embodiment
With reference to embodiment, the present invention is described in further detail, to make those skilled in the art with reference to specification
Word can be implemented according to this.
Embodiment 1
A kind of high anti-tensile white board, including the raw material of following parts by weight are made：100 parts of composite fibre, 6 portions of tealeaves are carried
Take thing and 10 parts of mango leaf extract.Wherein, it is 15 that 100 parts of the composite fibre, which includes mass ratio,:2:10 willow wood
The wooden wood-fibred of fiber, bamboo fibre and San Cheong, a length of 0.98mm of the willow wood-fibred, a width of 0.02mm.
The preparation method of the tea extract is：Refluxing extraction in aqueous acetone solution is added after drying tea leaves are crushed,
Filtered after extracting for the first time, filter residue is carried out to 2 refluxing extractions again, the filtrate of 3 refluxing extractions is merged, vacuum distillation is removed
Acetone, is produced after concentration filtrate, freeze-drying；Wherein, the addition of each acetone is 3 times of tea quality.
The high anti-tensile white board also includes bleaching agent, and the bleaching agent is gas catalyst.
The method that high anti-tensile white board is prepared in the present embodiment, comprises the following steps：
Step 1: quality of the size degradation into composite fibre in the milk tree aqueous solution will be added in the composite fibre of 100 parts by weight
Fraction is 11% composite fibre slurry；The preparation method of the milk tree aqueous solution be by milk tree bark cut taking juice and
Water is 3 in mass ratio:Boiled after 100 mixing, cooling is produced.
Step 2: adding the mango leaf extract of 10 parts by weight and the tealeaves of 6 parts by weight in the composite fibre slurry
Extract, is stirred continuously, and stir speed (S.S.) is 350r/min, and it is 100-110 DEG C of steaming to be passed through temperature into composite fibre slurry
Vapour, continues 40min.
Step 3: the composite fibre slurry has also carried out removal of impurities processing after step 2 is carried out, using the sieve of 80 mesh
Net stays screenings to composite fibre pulp separation.
Step 4: screenings is carried out into free beating method processing, material must be beaten, the freedom for making fiber is 810mL.
Step 5: mashing material is placed in bleaching system, bleaching agent is gas catalyst, wherein the bleaching system includes sealing
Rectangular-shape case body, be provided with air inlet pipe above the case body, the case body is stretched into one end of the air inlet pipe
Bottom surface internal and close to the case body, the other end of the air inlet pipe is connected with the gas tank equipped with gas catalyst, the air inlet
It is provided with pipe above the first valve, the case body and is provided with escape pipe, the case sheet is stretched into one end of the escape pipe
The top surface of body and the close case body, the other end of the escape pipe is connected with gas collector, set on the escape pipe
It is equipped with vavuum pump and the second valve.
After mashing material is placed in bleaching system, gas catalyst is passed through into the air inlet pipe, its intake is every liter of mashing material
22mg gas catalyst is passed through, the first valve and the second valve is closed, the bleaching system is heated, the temperature of the mashing material is kept
At 46 DEG C, after reaction 16min, the second valve and vavuum pump, repeat step 53 times are opened, mashing material must be bleached.
Step 6: adding talcum powder in bleaching mashing material, step 7 is carried out again after being well mixed；Wherein, every kilogram
The talcum powder added in bleaching mashing material is 40 grams.
Step 7: the bleaching obtained in step 6 mashing material is subjected to papermaking, the high anti-tensile white board is dried to obtain, wherein
The water content of the high anti-tensile white board is 5%.
Embodiment 2
A kind of high anti-tensile white board, including the raw material of following parts by weight are made：105 parts of composite fibre, 8 portions of tealeaves are carried
Take thing and 15 parts of mango leaf extract.Wherein, it is 16 that 105 parts of the composite fibre, which includes mass ratio,:3:10 willow wood
The wooden wood-fibred of fiber, bamboo fibre and San Cheong, a length of 0.98mm of the willow wood-fibred, a width of 0.02mm.
The preparation method of the tea extract is：Refluxing extraction in aqueous acetone solution is added after drying tea leaves are crushed,
Filtered after extracting for the first time, filter residue is carried out to 2 refluxing extractions again, the filtrate of 3 refluxing extractions is merged, vacuum distillation is removed
Acetone, is produced after concentration filtrate, freeze-drying；Wherein, the addition of each acetone is 5 times of tea quality.
The high anti-tensile white board also includes bleaching agent, and the bleaching agent is gas catalyst.
The method that high anti-tensile white board is prepared in the present embodiment, comprises the following steps：
Step 1: quality of the size degradation into composite fibre in the milk tree aqueous solution will be added in the composite fibre of 105 parts by weight
Fraction is 12% composite fibre slurry；The preparation method of the milk tree aqueous solution be by milk tree bark cut taking juice and
Water is 5 in mass ratio:Boiled after 100 mixing, cooling is produced.
Step 2: adding the mango leaf extract of 15 parts by weight and the tealeaves of 8 parts by weight in the composite fibre slurry
Extract, is stirred continuously, and stir speed (S.S.) is 350r/min, and is passed through the steam that temperature is 110 DEG C into composite fibre slurry, holds
Continuous 55min.
Step 3: the composite fibre slurry has also carried out removal of impurities processing after step 2 is carried out, using the sieve of 80 mesh
Net stays screenings to composite fibre pulp separation.
Step 4: screenings is carried out into free beating method processing, material must be beaten, the freedom for making fiber is 820mL.
Step 5: mashing material is placed in bleaching system, bleaching agent is gas catalyst, wherein the bleaching system includes sealing
Rectangular-shape case body, be provided with air inlet pipe above the case body, the case body is stretched into one end of the air inlet pipe
Bottom surface internal and close to the case body, the other end of the air inlet pipe is connected with the gas tank equipped with gas catalyst, the air inlet
It is provided with pipe above the first valve, the case body and is provided with escape pipe, the case sheet is stretched into one end of the escape pipe
The top surface of body and the close case body, the other end of the escape pipe is connected with gas collector, set on the escape pipe
It is equipped with vavuum pump and the second valve.
After mashing material is placed in bleaching system, gas catalyst is passed through into the air inlet pipe, its intake is every liter of mashing material
25mg gas catalyst is passed through, the first valve and the second valve is closed, the bleaching system is heated, the temperature of the mashing material is kept
At 48 DEG C, after reaction 20min, the second valve and vavuum pump, repeat step 55 times are opened, mashing material must be bleached.
Step 6: adding talcum powder in bleaching mashing material, step 7 is carried out again after being well mixed；Wherein, every kilogram
The talcum powder added in bleaching mashing material is 49 grams.
Step 7: the bleaching obtained in step 6 mashing material is subjected to papermaking, the high anti-tensile white board is dried to obtain, wherein
The water content of the high anti-tensile white board is 8.8%.
Embodiment 3
A kind of high anti-tensile white board, including the raw material of following parts by weight are made：102 parts of composite fibre, 7 portions of tealeaves are carried
Take thing and 12 parts of mango leaf extract.Wherein, it is 15 that 102 parts of the composite fibre, which includes mass ratio,:2:10 willow wood
The wooden wood-fibred of fiber, bamboo fibre and San Cheong, a length of 0.98mm of the willow wood-fibred, a width of 0.02mm.
The preparation method of the tea extract is：Refluxing extraction in aqueous acetone solution is added after drying tea leaves are crushed,
Filtered after extracting for the first time, filter residue is carried out to 2 refluxing extractions again, the filtrate of 3 refluxing extractions is merged, vacuum distillation is removed
Acetone, is produced after concentration filtrate, freeze-drying；Wherein, the addition of each acetone is 4 times of tea quality.
The high anti-tensile white board also includes bleaching agent, and the bleaching agent is gas catalyst.
The method that high anti-tensile white board is prepared in the present embodiment, comprises the following steps：
Step 1: quality of the size degradation into composite fibre in the milk tree aqueous solution will be added in the composite fibre of 102 parts by weight
Fraction is 11% composite fibre slurry；The preparation method of the milk tree aqueous solution be by milk tree bark cut taking juice and
Water is 4 in mass ratio:Boiled after 100 mixing, cooling is produced.
Step 2: adding the mango leaf extract of 12 parts by weight and the tealeaves of 7 parts by weight in the composite fibre slurry
Extract, is stirred continuously, and stir speed (S.S.) is 350r/min, and is passed through the steam that temperature is 105 DEG C into composite fibre slurry, holds
Continuous 45min.
Step 3: the composite fibre slurry has also carried out removal of impurities processing after step 2 is carried out, using the sieve of 80 mesh
Net stays screenings to composite fibre pulp separation.
Step 4: screenings is carried out into free beating method processing, material must be beaten, the freedom for making fiber is 815mL.
Step 5: mashing material is placed in bleaching system, bleaching agent is gas catalyst, wherein the bleaching system includes sealing
Rectangular-shape case body, be provided with air inlet pipe above the case body, the case body is stretched into one end of the air inlet pipe
Bottom surface internal and close to the case body, the other end of the air inlet pipe is connected with the gas tank equipped with gas catalyst, the air inlet
It is provided with pipe above the first valve, the case body and is provided with escape pipe, the case sheet is stretched into one end of the escape pipe
The top surface of body and the close case body, the other end of the escape pipe is connected with gas collector, set on the escape pipe
It is equipped with vavuum pump and the second valve.
After mashing material is placed in bleaching system, gas catalyst is passed through into the air inlet pipe, its intake is every liter of mashing material
23mg gas catalyst is passed through, the first valve and the second valve is closed, the bleaching system is heated, the temperature of the mashing material is kept
At 47 DEG C, after reaction 18min, the second valve and vavuum pump, repeat step 54 times are opened, mashing material must be bleached.
Step 6: adding talcum powder in bleaching mashing material, step 7 is carried out again after being well mixed；Wherein, every kilogram
The talcum powder added in bleaching mashing material is 45 grams.
Step 7: the bleaching obtained in step 6 mashing material is subjected to papermaking, the high anti-tensile white board is dried to obtain, wherein
The water content of the high anti-tensile white board is 7.8%.
Comparative example 1
White board in comparative example 1 is identical with the preparation method of embodiment 3, but in raw material only：102 parts of mixing is fine
Dimension.There is no tea extract and mango extract both raw materials.
Comparative example 2
Comparative example 2 is raw materials used identical with embodiment 3, but uses in manufacturing process step one pure water progress
Size degradation, does not carry out size degradation using the milk tree aqueous solution, and other steps are identical with embodiment 3.
The performance test results of embodiment 1-3 and comparative example 1-2 white board are shown in Table 1.
The performance test of the white board of table 1
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the embodiment with description.
Claims (5)
1. a kind of method for preparing high anti-tensile white board, it is characterised in that
Raw material including following parts by weight is made：100-105 parts of composite fibre, 6-8 parts of tea extracts and 10-15 parts
Mango leaf extract；Wherein, it is 15-16 that 100-105 parts of the composite fibre, which includes mass ratio,:2-3:10 willow wood is fine
The wooden wood-fibred of dimension, bamboo fibre and San Cheong, a length of 0.98mm of the willow wood-fibred, a width of 0.02mm；
The preparation method of the tea extract is：Refluxing extraction, first in aqueous acetone solution are added after drying tea leaves are crushed
Filtered after secondary extraction, filter residue is carried out to 2 refluxing extractions again, the filtrate of 3 refluxing extractions is merged, vacuum distillation removes third
Ketone, is produced after concentration filtrate, freeze-drying；Wherein, the addition of each acetone is 3-5 times of tea quality；
Also include bleaching agent, the bleaching agent is gas catalyst；
Comprise the following steps：
Step 1: quality of the size degradation into composite fibre in the milk tree aqueous solution will be added in the composite fibre of 100-105 parts by weight
Fraction is 11%-12% composite fibre slurry；The preparation method of the milk tree aqueous solution is to cut milk tree bark to take
Juice is 3-5 in mass ratio with water:Boiled after 100 mixing, cooling is produced；
Step 2: adding the mango leaf extract of 10-15 parts by weight and the tealeaves of 6-8 parts by weight in the composite fibre slurry
Extract, is stirred continuously, and stir speed (S.S.) is 350r/min, and it is 100-110 DEG C of steaming to be passed through temperature into composite fibre slurry
Vapour, continues 40-55min；
Step 3: the composite fibre slurry handled by step 2 is carried out into free beating method processing, material must be beaten, makes fibre
The freedom of dimension is 810mL-820mL；
Step 4: mashing material is placed in bleaching system, bleaching agent is gas catalyst, wherein the bleaching system includes sealed length
Air inlet pipe is provided with above the case body of cube shape, the case body, the case body interior is stretched into one end of the air inlet pipe
And close to the bottom surface of the case body, the other end of the air inlet pipe is connected with the gas tank equipped with gas catalyst, in the air inlet pipe
It is provided with above the first valve, the case body and is provided with escape pipe, the case body is stretched into simultaneously in one end of the escape pipe
Close to the top surface of the case body, the other end of the escape pipe is connected with gas collector, is provided with the escape pipe
Vavuum pump and the second valve；
After mashing material is placed in bleaching system, gas catalyst is passed through into the air inlet pipe, its intake is that every liter of mashing material is passed through
22-25mg gas catalyst, closes the first valve and the second valve, heats the bleaching system, keeps the temperature of the mashing material
At 46-48 DEG C, after reaction 16-20min, the second valve and vavuum pump, repeat step four 3-5 times are opened, mashing material must be bleached；
Step 5: bleaching mashing material is carried out into papermaking, the high anti-tensile white board is dried to obtain.
2. prepare the method for high anti-tensile white board as claimed in claim 1, it is characterised in that in repeat step four 3-5 times
It is beaten to bleaching after material, is also added into talcum powder in bleaching mashing material, step 5 is carried out again after being well mixed；Wherein, every thousand
The talcum powder that adds is 40-49 grams in gram bleaching mashing material.
3. the method for high anti-tensile white board is prepared as claimed in claim 1, it is characterised in that the composite fibre slurry is entering
Removal of impurities processing has also been carried out after row step 2, using the screen cloth of 80 mesh to composite fibre pulp separation, screenings has been stayed, will be described
Screenings carries out step 3.
4. prepare the method for high anti-tensile white board as claimed in claim 1, it is characterised in that the intake of the gas catalyst is
24mg/L。
5. the method for high anti-tensile white board is prepared as claimed in claim 1, it is characterised in that the height after being dried in step 5
The water content of anti-tensile white board is 5-8.8%.
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| CN1396342A (en) * | 2002-08-08 | 2003-02-12 | 福建闽都纸业股份有限公司 | Preparing and process for high-coated (500-1000g/sq.m) white paperhoard |
| CN104099798A (en) * | 2014-06-24 | 2014-10-15 | 马鞍山纽泽科技服务有限公司 | Production process for white paper board |
| CN104195873A (en) * | 2014-07-29 | 2014-12-10 | 安徽省三环纸业(集团)有限公司 | Tipping paper with good paper property and spicy and pungent taste and preparation method thereof |
| CN104195875A (en) * | 2014-07-29 | 2014-12-10 | 安徽省三环纸业(集团)有限公司 | Health fragrant tipping paper with mango leaves and preparation method thereof |
| CN104389235A (en) * | 2014-09-22 | 2015-03-04 | 浙江光明纸业有限公司 | Low-quantification and high-strength coating white board paper and preparation process thereof |
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| CN1396342A (en) * | 2002-08-08 | 2003-02-12 | 福建闽都纸业股份有限公司 | Preparing and process for high-coated (500-1000g/sq.m) white paperhoard |
| CN104099798A (en) * | 2014-06-24 | 2014-10-15 | 马鞍山纽泽科技服务有限公司 | Production process for white paper board |
| CN104195873A (en) * | 2014-07-29 | 2014-12-10 | 安徽省三环纸业(集团)有限公司 | Tipping paper with good paper property and spicy and pungent taste and preparation method thereof |
| CN104195875A (en) * | 2014-07-29 | 2014-12-10 | 安徽省三环纸业(集团)有限公司 | Health fragrant tipping paper with mango leaves and preparation method thereof |
| CN104389235A (en) * | 2014-09-22 | 2015-03-04 | 浙江光明纸业有限公司 | Low-quantification and high-strength coating white board paper and preparation process thereof |
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