CN110409215A - A kind of mechanical pulp page and preparation method thereof being filled with nano material - Google Patents
A kind of mechanical pulp page and preparation method thereof being filled with nano material Download PDFInfo
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- CN110409215A CN110409215A CN201910535896.6A CN201910535896A CN110409215A CN 110409215 A CN110409215 A CN 110409215A CN 201910535896 A CN201910535896 A CN 201910535896A CN 110409215 A CN110409215 A CN 110409215A
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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
- 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
- D21H17/24—Polysaccharides
- D21H17/25—Cellulose
-
- 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
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/35—Polyalkenes, e.g. polystyrene
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/675—Oxides, hydroxides or carbonates
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Paper (AREA)
Abstract
The present invention relates to a kind of mechanical pulp pages and preparation method thereof for being filled with nano material, and page prepared by this method includes following raw material: 100 parts of leaf wood mechanical pulp pulpboard；15-25 parts of functional composite Nano filler；0.5-2.0 parts of nano micro crystal cellulose；0.03-0.05 parts of polyethylene glycol oxide.The process design of the invention is scientific and reasonable, and preparation method is unique, easy to operate, is readily produced；Page produced is based on full leaf wood mechanical pulp and manufactures paper with pulp, by adding nanocomposite filler, nano micro crystal cellulose, ideal three-dimensional net structure is designed and constructed, the mechanical pulp page with high whiteness, high opacity, high chemical stability and thermal stability, excellent mechanical performance is produced.
Description
Technical field
The present invention relates to pulp and paper technology fields, and in particular to a kind of mechanical pulp page for being filled with nano material and its system
Preparation Method.
Background technique
Mechanical pulp is accounted in pulp and paper industry mainly using paper pulp made of mechanical means grinding plant fiber material
There is consequence.Mechanical pulp has many advantages, such as that production technology is more simple and environmentally-friendly, at low cost, yield is high, and the page manufactured paper with pulp has
Preferable bulk, smoothness and ink absorption.But simultaneously because mechanical pulp contains more lignin, fiber is shorter,
Firmly；In mechanical pulp pulping process, fibre damage is big, and fines content is high, and therefore, slurry and paper strength are lower；Secondly, fine
The presence of dimension beam not only damages the appearance of page, but also will affect page printing performance；In addition, mechanical pulp contains more wood
Quality and extract, slurry and page whiteness are low, and page is easy to brightness reversion.In order to improve the ru nnability of mechanical pulp, it usually needs
Selection chemical pulp match and is copied, while adding certain function filler.Experience have shown that adding proper function filler not in mechanical pulp
The paper properties such as opacity, whiteness, printing adaptability, the stability of page can only be improved, and the suction of paper can be made
Moist reduction reduces the dosage of fiber, saves manufacturing cost.But add the type of functional stuffing and combinations thereof design, addition
Amount and addition manner have very important influence to page comprehensive performance, thus become area research hot spot.
With being constantly progressive for nanoscale science and technology, applications to nanostructures gradually penetrates into various industries.Nano material
Size is typically in the range of between 1-100nm, and special structure size makes it have small-size effect, quantum size effect, maroscopic quantity
The effects such as sub- effect, application of the nano material in pulping and paper-making field also receive significant attention.It is well known that in paper production mistake
Cheng Zhong usually adds the fillers such as kaolin, calcium carbonate, talcum powder, and page surface performance is promoted while reducing page cost,
Optical property and printing performance.The present invention is intended to provide a kind of mechanical pulp page and preparation method thereof for being filled with nano material, benefit
Opacity, the whiteness for improving page with the unique dimensional effect of nano material, improve the chemical stability and thermostabilization at paper
Property, and enhance the mechanical property of page.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of mechanical pulp page and preparation method thereof for being filled with nano material,
To solve the technical problem that mechanical pulp is manufactured paper with pulp in paper.
The present invention is achieved through the following technical solutions: a kind of mechanical pulp page being filled with nano material, including following weight
Part raw material: 100 parts of leaf wood mechanical pulp pulpboard；15-25 parts of functional composite Nano filler；Nano micro crystal cellulose 0.5-2.0
Part；0.03-0.05 parts of polyethylene glycol oxide, preparation method includes the following steps:
Step (1): the pretreatment of mechanical pulp pulpboard.
By leaf wood mechanical pulp pulpboard distilled water immersion certain time, and moves to discongest in device and slurry is discongested,
Then it is dehydrated spare.
Step (2): slurry is prepared.
It weighs and discongests the slurry of completion in above-mentioned parts by weight step (1) and carry out being beaten to obtain slurry A；Then above-mentioned weight is weighed
Part functional nano compounded mix, nano micro crystal cellulose be uniformly dispersed in dispersion tank to obtain mixture B, then by mixture
B and a certain amount of distilled water are added to mixing dispersion in slurry A and obtain slurry C.
Step (3): page is manufactured paper with pulp.
It is mixed firstly, slurry C obtained in step (2) is added in the polyethylene oxide solutions of preparation, then through copying
The forming of piece device drainage, suction press, electrothermal drying are to get the mechanical pulp page for being filled with nano material.
Further, the raw material of heretofore described page is over dry material, and wherein functional nano is compound fills out
Material is the compound of nanometer calcium carbonate and nano-titanium dioxide, and the composite quality ratio of nanometer calcium carbonate and nano-titanium dioxide is 2:
1。
Further, heretofore described nano micro crystal cellulose is gossypin through ultrasonic wave added sour water Xie Erlai,
Average grain diameter is 275 nm, and Zeta potential is -34.8 mV.
Further, the beating degree of slurry A obtained in step (2) is 36.2 in the present inventionoSR, resulting slurry C
Concentration be 1.5-3.0 g/L；Prepared polyethylene oxide solutions concentration is 0.5-0.6 g/L in step (3)；Step (3)
Described in the suction press time be 5 min；The temperature of paper page drying position is 90oC；The page quantification that step (3) is manufactured paper with pulp out is
90±2 g/m2, with a thickness of 0.37 ± 0.02 mm.
Beneficial effects of the present invention: the present invention can be effectively improved paper not using the unique dimensional effect of nano material
Transparency, whiteness improve chemical stability and thermal stability at paper, and enhance the mechanical property of paper.Specifically it is added to
Nanometer calcium carbonate increases into water imbibition, the bulk density of paper so that uniform at paper surface, and improve paper tensile strength and
Optical property；It is added to nano-titanium dioxide, effectively improves the opacity and whiteness of paper, reduces abrasion of the filler to equipment
Degree increases the whiteness, intensity and the dilatancy for improving paper of paper；Nano micro crystal cellulose is added, it is multiple improving nanometer
While condensation material aqueous phase dispersibility, the binding force between fiber and fiber can be effectively increased, to be obviously improved page
Mechanical property.
Specific embodiment
The invention will be further described with reference to embodiments.
Embodiment 1
Step (1): the pretreatment of mechanical pulp pulpboard.By leaf wood mechanical pulp pulpboard distilled water immersion 4h, and moves to and discongest device
In slurry is discongested, then through dehydrate it is spare.
Step (2): slurry is prepared.It weighs and discongests the slurry of completion in 100 g steps (2) and carry out being beaten to obtain slurry A；Then
Weigh the functional composite Nano filler of 15 g, 1 g nano micro crystal cellulose is uniformly dispersed to obtain mixture B in dispersion tank, with
Mixture B and a certain amount of distilled water are added to mixing dispersion in slurry A afterwards and obtain slurry C.
Step (3): page is manufactured paper with pulp.Slurry C obtained in step (2) is added in the polyethylene oxide solutions that 50 mL are prepared
It is mixed, then by the l Water Paper page shaped through handshcet former drainage through 5 min of suction press, and electrothermal drying temperature is set and is
90oC carries out paper page drying position to get the mechanical pulp page for being filled with nano material of the invention.
Embodiment 2
Step (1): the pretreatment of mechanical pulp pulpboard.By leaf wood mechanical pulp pulpboard distilled water immersion 4h, and moves to and discongest device
In slurry is discongested, then through dehydrate it is spare.
Step (2): slurry is prepared.It weighs and discongests the slurry of completion in 100 g steps (2) and carry out being beaten to obtain slurry A；Then
Weigh the functional composite Nano filler of 20 g, 1.5 g nano micro crystal celluloses are uniformly dispersed to obtain mixture B in dispersion tank,
Mixture B and a certain amount of distilled water are then added to mixing dispersion in slurry A and obtain slurry C.
Step (3): page is manufactured paper with pulp.Slurry C obtained in step (2) is added in the polyethylene oxide solutions that 67 mL are prepared
It is mixed, then by the l Water Paper page shaped through handshcet former drainage through 5 min of suction press, and electrothermal drying temperature is set and is
90oC carries out paper page drying position to get the mechanical pulp page for being filled with nano material of the invention.
Embodiment 3
Step (1): the pretreatment of mechanical pulp pulpboard.By leaf wood mechanical pulp pulpboard distilled water immersion 4h, and moves to and discongest device
In slurry is discongested, then through dehydrate it is spare.
Step (2): slurry is prepared.It weighs and discongests the slurry of completion in 100 g steps (2) and carry out being beaten to obtain slurry A；Then
Weigh the functional composite Nano filler of 25 g, 2 g nano micro crystal celluloses are uniformly dispersed to obtain mixture B in dispersion tank, with
Mixture B and a certain amount of distilled water are added to mixing dispersion in slurry A afterwards and obtain slurry C.
Step (3): page is manufactured paper with pulp.Slurry C obtained in step (2) is added in the polyethylene oxide solutions that 84 mL are prepared
It is mixed, then by the l Water Paper page shaped through handshcet former drainage through 5 min of suction press, and electrothermal drying temperature is set and is
90oC carries out paper page drying position to get the mechanical pulp page for being filled with nano material of the invention.
The invention discloses a kind of mechanical pulp page and preparation method thereof for being filled with nano material, main innovations of the invention
Point is: first, a kind of high-whiteness high-strength page is prepared for based on full leaf wood mechanical pulp (do not match and copy the slurries such as chemical pulp),
It opened up a new way for the higher value application of mechanical pulp；Second, making full use of nanometer calcium carbonate, nano titanium oxide inorganic nanometer
The high whiteness and nanometer size effect of composite material assign the high whiteness of mechanical pulp page, high opacity, preferable chemical stabilization
Property and thermal stability；Third, adding nano micro crystal cellulose in system, it is on the one hand obviously improved inorganic nano composite material
On the one hand aqueous phase dispersibility effectively increases the Hydrogen bonding forces between fiber and fiber, be finally reached and be obviously improved page mechanics
The purpose of performance.
Claims (7)
1. a kind of preparation method for the mechanical pulp page for being filled with nano material, it is characterised in that: the described nano material that is filled with
Mechanical pulp page is composed of the following raw materials by weight: 100 parts of leaf wood mechanical pulp pulpboard；Functional nano compounded mix 15-25
Part；0.5-2.0 parts of nano micro crystal cellulose；0.03-0.05 parts of polyethylene glycol oxide, this method comprises the following steps:
Step (1): the pretreatment of mechanical pulp pulpboard
For a period of time with distilled water immersion by leaf wood mechanical pulp pulpboard, it and moves to discongest in device and slurry is discongested, then
It is spare through dehydrating；
Step (2): slurry is prepared
It weighs and discongests the slurry of completion in above-mentioned parts by weight step (1) and carry out being beaten to obtain slurry A；Then above-mentioned parts by weight are weighed
Functional nano compounded mix, nano micro crystal cellulose are uniformly dispersed to obtain mixture B in dispersion tank, then by mixture B with
And a certain amount of distilled water is added to mixing dispersion in slurry A and obtains slurry C；
Step (3): page is manufactured paper with pulp
It is mixed firstly, slurry C obtained in step (2) is added in the polyethylene oxide solutions of preparation, then through handshcet former
Drainage forming, suction press, electrothermal drying are to get the mechanical pulp page for being filled with nano material.
2. a kind of preparation method of mechanical pulp page for being filled with nano material according to claim 1, it is characterised in that: institute
The raw material for stating page is over dry material, and wherein functional nano compounded mix is nanometer calcium carbonate and nano-titanium dioxide
Compound, the composite quality ratio of nanometer calcium carbonate and nano-titanium dioxide is 2:1.
3. a kind of preparation method of mechanical pulp page for being filled with nano material according to claim 1, it is characterised in that: institute
For the nano micro crystal cellulose stated by gossypin through ultrasonic wave added sour water Xie Erlai, average grain diameter is 275 nm, Zeta potential is-
34.8 mV。
4. a kind of preparation method of mechanical pulp page for being filled with nano material according to claim 1, it is characterised in that: step
Suddenly the beating degree of slurry A obtained in (2) is 36.2oSR；The concentration of resulting slurry C is 1.5-3.0 g/L.
5. a kind of preparation method of mechanical pulp page for being filled with nano material according to claim 1, it is characterised in that: step
Suddenly polyethylene oxide solutions concentration prepared in (3) is 0.5-0.6 g/L.
6. a kind of preparation method of mechanical pulp page for being filled with nano material according to claim 1, it is characterised in that: step
Suddenly the suction press time described in (3) is 5 min；The temperature of paper page drying position is 90oC。
7. a kind of preparation method of mechanical pulp page for being filled with nano material according to claim 1, it is characterised in that: step
Suddenly the mechanical pulp page quantification that nano material is filled with described in (3) is 90 ± 2 g/m2, with a thickness of 0.37 ± 0.02 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910535896.6A CN110409215A (en) | 2019-06-20 | 2019-06-20 | A kind of mechanical pulp page and preparation method thereof being filled with nano material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910535896.6A CN110409215A (en) | 2019-06-20 | 2019-06-20 | A kind of mechanical pulp page and preparation method thereof being filled with nano material |
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| Publication Number | Publication Date |
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| CN110409215A true CN110409215A (en) | 2019-11-05 |
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| CN201910535896.6A Pending CN110409215A (en) | 2019-06-20 | 2019-06-20 | A kind of mechanical pulp page and preparation method thereof being filled with nano material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116145470A (en) * | 2023-02-21 | 2023-05-23 | 衢州东大复合材料科技有限公司 | Thermal sublimation transfer printing base paper with small elasticity |
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| CN108277686A (en) * | 2018-03-09 | 2018-07-13 | 天津科技大学 | A method of pretreatment calcium carbonate and its raising paper retention |
| CN108474182A (en) * | 2016-01-05 | 2018-08-31 | 斯道拉恩索公司 | The compound for forming the method for the compound for including MFC and being produced by the method |
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2019
- 2019-06-20 CN CN201910535896.6A patent/CN110409215A/en active Pending
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| CA2886671A1 (en) * | 2012-10-05 | 2014-04-10 | Specialty Minerals (Michigan) Inc. | Filler suspension and its use in the manufacture of paper |
| CN104532645A (en) * | 2014-11-11 | 2015-04-22 | 浙江理工大学 | Method for preparing nano-grade microcrystalline cellulose with waste corrugated board as raw material |
| CN108474182A (en) * | 2016-01-05 | 2018-08-31 | 斯道拉恩索公司 | The compound for forming the method for the compound for including MFC and being produced by the method |
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| CN116145470A (en) * | 2023-02-21 | 2023-05-23 | 衢州东大复合材料科技有限公司 | Thermal sublimation transfer printing base paper with small elasticity |
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Application publication date: 20191105 |