CN106320066A - Preparation method of filler composition, filler composition and paper - Google Patents
Preparation method of filler composition, filler composition and paper Download PDFInfo
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- CN106320066A CN106320066A CN201510379535.9A CN201510379535A CN106320066A CN 106320066 A CN106320066 A CN 106320066A CN 201510379535 A CN201510379535 A CN 201510379535A CN 106320066 A CN106320066 A CN 106320066A
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- Prior art keywords
- filler
- cationic starch
- cationic
- composition
- cation
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- 239000000945 filler Substances 0.000 title claims abstract description 160
- 239000000203 mixture Substances 0.000 title claims abstract description 119
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 229920002472 Starch Polymers 0.000 claims abstract description 184
- 125000002091 cationic group Chemical group 0.000 claims abstract description 184
- 239000008107 starch Substances 0.000 claims abstract description 184
- 235000019698 starch Nutrition 0.000 claims abstract description 181
- 229920006317 cationic polymer Polymers 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 28
- 239000002245 particle Substances 0.000 claims abstract description 26
- 239000008187 granular material Substances 0.000 claims description 92
- 238000003756 stirring Methods 0.000 claims description 53
- 238000006467 substitution reaction Methods 0.000 claims description 36
- 150000001768 cations Chemical class 0.000 claims description 33
- 229920000768 polyamine Polymers 0.000 claims description 24
- 238000012856 packing Methods 0.000 claims description 17
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- 229920002907 Guar gum Polymers 0.000 claims description 14
- 229960002154 guar gum Drugs 0.000 claims description 14
- 235000010417 guar gum Nutrition 0.000 claims description 14
- 239000000665 guar gum Substances 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000000227 grinding Methods 0.000 claims description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
- 239000005995 Aluminium silicate Substances 0.000 claims description 6
- 235000012211 aluminium silicate Nutrition 0.000 claims description 6
- 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 6
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 4
- -1 winnofil Chemical compound 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 239000011575 calcium Substances 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 206010042674 Swelling Diseases 0.000 abstract 1
- 230000008961 swelling Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 16
- 125000000129 anionic group Chemical group 0.000 description 11
- 238000011049 filling Methods 0.000 description 10
- 229920001131 Pulp (paper) Polymers 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 239000013049 sediment Substances 0.000 description 7
- 230000014759 maintenance of location Effects 0.000 description 6
- 244000303965 Cyamopsis psoralioides Species 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920002261 Corn starch Polymers 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 125000001302 tertiary amino group Chemical group 0.000 description 1
Landscapes
- Paper (AREA)
Abstract
The invention discloses a preparation method of a filler composition, the filler composition, and paper. The method comprises the following steps: a filler is mixed with cationic starch particles; the mixture of the filler and the cationic starch particles is subjected to a swelling treatment, such that the cationic starch particles swell into cationic starch balls; the filler is adhered to the surfaces of the cationic starch balls, such that a filler premix is formed; the filler premix is mixed with a cationic polymer, such that the cationic polymer is coated on the filler premix, and the filler composition is obtained. With the above manner, paper strength and thickness can be improved. When starch dose is relatively high, the tear strength of paper can be ensured.
Description
Technical field
The present invention relates to pulp technology for making paper, particularly relate to the preparation side of a kind of fill composition
Method, fill composition and paper.
Background technology
In paper industry, in order to improve the opacity of paper, brightness, smoothness, printing fit
The performances such as answering property (as improved absorbability, absorbency), flexibility, uniformity and dimensional stability,
In paper pulp, generally add some solid particles being substantially insoluble in water, i.e. filler；But filler is straight
Connecing and join in paper pulp, usual retention rate ratio is relatively low, and the interpolation of filler can affect the strong of paper
Degree.
Prior art generally uses starch to be modified filler, to improve retention rate and the paper of filler
The intensity opened, typically requires starch gelatinization during filler modified in prior art, passes through
Filler is wrapped up by gelatinized corn starch liquid, promotes paper strength；Meanwhile, in actual production process,
Starch, as conventional drying strengthening agent, makes an addition to paper pulp green end system in a large number.
But, a large amount of of starch make paper become fragile, and paper tear intensity declines；It addition,
The a large amount of addition of filler makes paper sheet thickness decline, it is impossible to meet and bulk is required higher paper
?.
Summary of the invention
The technical problem that present invention mainly solves is to provide the preparation method of a kind of fill composition, fills out
Feed composition and paper, it is possible to increase the intensity of paper and thickness, and when starch consumption is higher,
Ensure the tearing strength of paper.
For solving above-mentioned technical problem, the technical scheme that the present invention uses is: provide one to fill out
The preparation method of feed composition, described method includes:
Filler is mixed with cationic starch granule；
The mixture of described filler Yu described cationic starch granule is carried out swollen process, makes described
Cationic starch particles swell becomes cationic starch ball, described filler to be attached on described cationic starch
Ball surface, forms filler pre-composition；
Described filler pre-composition is mixed with cationic polymer, makes described cationic polymer be coated with
On described filler pre-composition, obtain described fill composition.
Wherein, the particle diameter of described cationic starch ball is 30～70 microns.
Wherein, described the step that filler mixes with cationic starch granule is included:
Filler is mixed with water, forms filler suspension；
Described filler suspension is mixed with the cationic starch granule of scheduled volume.
Wherein, in described filler suspension, the mass percentage concentration of filler is 20%～30%.
Wherein, quality is described packing quality 3%～the 6% of described cationic starch granule.
Wherein, the described mixture by described filler Yu described cationic starch granule is carried out at swollen
The step of reason includes:
The mixture of described filler Yu described cationic starch granule is warming up to 55～65 degrees Celsius,
Stirring 1～2 hour simultaneously.
Wherein, the quality of described cationic polymer is the 0.1%～0.3% of described packing quality.
Wherein, during described filler includes grinding calcium carbonate, winnofil, Kaolin, Pulvis Talci
More than one.
Wherein, described cationic starch granule be substitution value be the cationic starch of 0.015～0.05.
Wherein, described cationic starch granule be substitution value be 0.02～0.04 side chain cation form sediment
Powder.
Wherein, described cationic polymer is cation guar gum or cationic polyamine.
For solving above-mentioned technical problem, another technical solution used in the present invention is: provide one
Fill composition, including filler pre-composition and cationic polymer, described filler pre-composition includes filling out
Material and cationic starch ball, described cationic starch ball is formed by cationic starch particles swell, institute
State filler and be attached on described cationic starch ball surface, described cationic polymer be coated on described in fill out
On material pre-composition.
Wherein, the particle diameter of described cationic starch ball is 30～70 microns.
Wherein, quality is described packing quality 3%～the 6% of described cationic starch granule.
Wherein, the quality of described cationic polymer is the 0.1%～0.3% of described packing quality.
Wherein, during described filler includes grinding calcium carbonate, winnofil, Kaolin, Pulvis Talci
More than one.
Wherein, described cationic starch granule be substitution value be the cationic starch of 0.015～0.05.
Wherein, described cationic starch granule be substitution value be 0.02～0.04 side chain cation form sediment
Powder.
Wherein, described cationic polymer is cation guar gum or cationic polyamine.
For solving above-mentioned technical problem, another technical solution used in the present invention is: provide one
Comprise the paper of above-mentioned fill composition.
The invention has the beneficial effects as follows: be different from the situation of prior art, the present invention is by filler and sun
The mixture of ionic starch granule carries out swollen process, makes described cationic starch particles swell Cheng Yang
Ionic starch ball, now cationic starch granule ungelatinized rupture, and still preserve spherical morphology, fill out
Material generally anionic property, the filler of anionic property is attached on cationic starch ball surface, and formation is filled out
Material pre-composition, by adding cationic polymer, makes cationic polymer be coated on filler pre-composition
On；Because filler is attached on cationic starch ball surface, the filler after cationic starch ball adsorbs,
After attaching in paper pulp, gap between the fibers can be filled, play filling, support swollen effect,
Increase paper sheet thickness；Cladding due to cationic polymer so that the filler of anionic property and fiber
Between bonded area reduce, improve paper intensity；Simultaneously as cationic starch ball has relatively
Big specific surface area so that it is be more easy to keep, and then improve the retention rate of filler, reduce plain boiled water turbidity.
Accompanying drawing explanation
Fig. 1 is the flow chart of preparation method one embodiment of a kind of fill composition of the present invention；
Fig. 2 is the flow chart of another embodiment of preparation method of a kind of fill composition of the present invention；
Fig. 3 is the structural representation of filler of the present invention and the mixture of cationic starch granule；
Fig. 4 is the structural representation of filler pre-composition of the present invention；
Fig. 5 is the structural representation of fill composition of the present invention.
Detailed description of the invention
The present invention is described in detail with embodiment below in conjunction with the accompanying drawings.
Refering to Fig. 1, embodiment of the present invention provides the preparation method of a kind of fill composition, including
Following steps:
Step S101: filler is mixed with cationic starch granule；
Filler is in paper-making process, adds some in paper pulp and is substantially insoluble in the solid particle of water,
Can improve the opacity of paper, brightness, smoothness, printing adaptability (as improve absorbability,
Absorbency), flexibility, the performance such as uniformity and dimensional stability；Cationic starch is at starch
Macromole introduces tertiary amino or quaternary ammonium group, gives starch cationic characteristic.
Step S102: the mixture of filler Yu cationic starch granule is carried out swollen process, makes sun
Ionic starch particles swell becomes cationic starch ball, and filler is attached on cationic starch ball surface, shape
Become filler pre-composition；
By the heating that heats up, the mixture of filler Yu cationic starch granule can be carried out swollen process,
Swollen processes and makes cationic starch particulate water absorbent swell into the cationic starch ball that particle diameter is bigger, with
Time be stirred continuously, owing to filler is the most electronegative so that uniform filling is attached on cationic starch
The surface of ball；In embodiment of the present invention, it is only that cationic starch granule is carried out swollen process,
Cationic starch granule ungelatinized rupture.Certainly, in practical operation, it is difficult to make all of filler
All it is attached to cationic starch ball surface, in embodiment of the present invention, can form sediment by controlling cation
Sphere of powder particle diameter, mixing time and cationic starch granule and the amount of filler so that more than 90%
Uniform filling is attached to cationic starch ball surface.
Filler and cationic starch granule are first mixed by embodiment of the present invention, then by filler and sun from
The mixture of sub-starch granules carries out swollen process, improves filler and is attached on cationic starch ball
Uniformity, makes more filler be attached on cationic starch ball.
Step S103: mixed with cationic polymer by filler pre-composition, makes cationic polymer bag
Overlay on filler pre-composition, obtain fill composition；
In the case of stirring, filler pre-composition is mixed with cationic polymer, due to packing belt
There is negative charge, and cationic polymer is coated on filler with positive charge, cationic polymer absorption
Stick on the filler pre-composition of formation with cationic starch ball.
The mixture of filler Yu cationic starch granule is carried out swollen process by embodiment of the present invention,
Cationic starch particles swell is made to become cationic starch ball, now cationic starch granule ungelatinized
Rupturing, still preserve spherical morphology, filler is generally anionic property, and the filler of anionic property is attached on
Cationic starch ball surface, formed filler pre-composition, by add cationic polymer, make sun from
Sub-polymer overmold is on filler pre-composition；Because filler is attached on cationic starch ball surface, through sun
Filler after the absorption of ionic starch ball, after attaching, can fill sky between the fibers in paper pulp
At gap, play filling, support swollen effect, increase paper sheet thickness；Due to the cladding of cationic polymer,
The filler making anionic property reduces with interfibrous bonded area, improves the intensity of paper；Meanwhile,
Owing to cationic starch ball has bigger specific surface area so that it is be more easy to keep, and then improve filler
Retention rate, reduce plain boiled water turbidity.
Wherein, the particle diameter of the cationic starch ball obtained after swollen is 30～70 microns, such as 30
Micron, 50 microns, 60 microns or 70 microns etc..The particle diameter of the cationic starch ball after swollen is remote
It is attached on cationic starch ball more than the particle diameter of general filler, beneficially filler.
Wherein, such as Fig. 2, filler is mixed with cationic starch granule and farther includes by step S101:
Step S201: mixed with water by filler, forms filler suspension；
Step S202: filler suspension is mixed with the cationic starch granule of scheduled volume.
Filler and water are first mixed to form filler suspension by embodiment of the present invention, then cation are formed sediment
Powder particles adds in filler suspension, and stirs, and so can make filler and cationic starch granule
Mix more abundant.
Wherein, in filler suspension, the mass percentage concentration of filler is 20%～30%, such as 20%,
25% or 30% etc..
Wherein, the quality of cationic starch granule is the 1%～10% of packing quality, such as 1%,
2%, 3%, 7%, 9% or 10% etc..
Further, the quality of cationic starch granule is the 3%～6% of packing quality, such as 3%,
5% or 6% etc..
Wherein, the mixture of filler Yu cationic starch granule is carried out the step bag of swollen process
Include:
The mixture of filler Yu cationic starch granule is warming up to 50～70 degrees Celsius, such as 50
Degree Celsius, 53 degrees Celsius, 62 degrees Celsius or 70 degrees Celsius etc., simultaneously stirring 0.5～3 hour,
Such as 0.5 hour, 1.7 hours, 2.5 hours or 3 hours etc..
Further, filler and the mixture of cationic starch granule can be warming up to 55～65 Celsius
Degree, such as 55 degrees Celsius, 60 degrees Celsius or 65 degrees Celsius etc., simultaneously stirring 1-2 hour, example
Such as 1 hour 1.5 hours or 2 hours etc..
Wherein, the quality of cationic polymer is the 0.05%～0.5% of packing quality, such as 0.05%,
0.08%, 0.4% or 0.5% etc..
Further, the quality of cationic polymer is the 0.1%～0.3% of packing quality, such as
0.1%, 0.2% or 0.3% etc..
Wherein, filler is anionic property filler, and filling surface shows elecrtonegativity, and be selected from commonly using makes
Paper wadding, specifically can include grinding calcium carbonate (GCC), winnofil (PCC), Kaolin,
More than one in Pulvis Talci.
Further, filler is grinding calcium carbonate.
Wherein, cationic starch granule be substitution value be the cationic starch of 0.015～0.05, sun from
Sub-starch can be straight chain cationic starch, it is possible to for side chain cationic starch, cationic starch granule
Substitution value can be 0.015,0.025,0.035 or 0.05 etc..
Further, cationic starch granule be substitution value be 0.02～0.04 side chain cation form sediment
Powder, wherein the substitution value of cationic starch granule can be 0.02,0.03 or 0.04 etc..
Wherein, cationic polymer is cation guar gum or cationic polyamine；Cation guar gum
There is positive charge, it is easy to adhere to, wrap up filling surface；Cationic polyamine is easily adhered to filler table
Face, cheap.Cation guar gum substitution value is 0.05～0.3, such as 0.05,0.1 or 0.3
Deng, molecular weight is 500000～1500000, such as 500000,1000000 or 1500000 etc.；
Polyamine charge density is every gram of (meq/g), such as 0.5meq/g, 0.8meq/g of 0.5～1.0 milliequivalent
Or 1meq/g etc., molecular weight is 500000～2000000, such as 500000,1000000 or
2000000 etc..
Such as Fig. 3-Fig. 5, another embodiment of the present invention provides a kind of fill composition, this filler group
Compound can be prepared by the preparation method of above-mentioned embodiment, fill composition include filler pre-composition and
Cationic polymer 3, filler pre-composition includes filler 1 and cationic starch ball 4, and cation is formed sediment
The sphere of powder 4 is formed by cationic starch granule 2 swollen, and filler 1 is attached on cationic starch ball 4 table
Face, cationic polymer 3 is coated on filler pre-composition.
The mixture of filler Yu cationic starch granule is carried out swollen process by embodiment of the present invention,
Cationic starch particles swell is made to become cationic starch ball, now cationic starch granule ungelatinized
Rupturing, still preserve spherical morphology, filler is generally anionic property, and the filler of anionic property is attached on
Cationic starch ball surface, formed filler pre-composition, by add cationic polymer, make sun from
Sub-polymer overmold is on filler pre-composition；Because filler is attached on cationic starch ball surface, through sun
Filler after the absorption of ionic starch ball, after attaching, can fill sky between the fibers in paper pulp
At gap, play filling, support swollen effect, increase paper sheet thickness；Due to the cladding of cationic polymer,
The filler making anionic property reduces with interfibrous bonded area, improves the intensity of paper；Meanwhile,
Owing to cationic starch ball has bigger specific surface area so that it is be more easy to keep, and then improve filler
Retention rate, reduce plain boiled water turbidity.
Wherein, the particle diameter of cationic starch ball is 30～70 microns, such as 30 microns, 50 microns,
60 microns or 70 microns etc..The particle diameter of the cationic starch ball after swollen is much larger than general filler
Particle diameter, beneficially filler is attached on cationic starch ball.
Wherein, in filler suspension, the mass percentage concentration of filler is 20%～30%, such as 20%,
25% or 30% etc..
Wherein, the quality of cationic starch granule is the 1%～10% of packing quality, such as 1%,
4%, 8% or 10% etc..
Further, the quality of cationic starch granule is the 3%～6% of packing quality, such as 3%,
5% or 6% etc..
Wherein, the quality of cationic polymer is the 0.05%～0.5% of packing quality, such as 0.05%,
0.08%, 0.4% or 0.5% etc..
Further, the quality of cationic polymer is the 0.1%～0.3% of packing quality, such as
0.1%, 0.2% or 0.3% etc..
Wherein, filler is anionic property filler, and filling surface shows elecrtonegativity, and be selected from commonly using makes
Paper wadding, specifically can include grinding calcium carbonate (GCC), winnofil (PCC), Kaolin,
More than one in Pulvis Talci.
Further, filler is grinding calcium carbonate.
Wherein, cationic starch granule be substitution value be the cationic starch of 0.015～0.05, sun from
Sub-starch can be straight chain cationic starch, it is possible to for side chain cationic starch, cationic starch granule
Substitution value can be 0.015,0.025,0.035 or 0.05 etc..
Further, cationic starch granule be substitution value be 0.02～0.04 side chain cation form sediment
Powder, wherein the substitution value of cationic starch granule can be 0.02,0.03 or 0.04 etc..
Wherein, cationic polymer is cation guar gum or cationic polyamine；Cation guar gum
There is positive charge, it is easy to adhere to, wrap up filling surface；Cationic polyamine is easily adhered to filler table
Face, cheap.Cation guar gum substitution value is 0.05～0.3, such as 0.05,0.2 or 0.3
Deng, molecular weight is 500000～1500000, such as 500000,1000000 or 1500000 etc.；
Polyamine charge density is every gram of (meq/g), such as 0.5meq/g, 0.8meq/g of 0.5～1.0 milliequivalent
Or 1meq/g etc., molecular weight is 500000～2000000, such as 500000,1000000 or
2000000 etc..
Another embodiment of the present invention also provides for a kind of paper, and this paper is by adding in paper making pulp
State the fill composition of embodiment to manufacture paper with pulp and form.
Below by detailed description of the invention, the present invention will be further described:
Comparative example 1
Taking the GCC that 500g mass percentage concentration is 20%, addition relative to GCC over dry is heavily
The cationic starch of 1% sticks with paste liquid (gelatinizing), and cationic starch substitution value is 0.03, stirs 1.5
Hour, form fill composition.
Comparative example 2
Taking the GCC that 500g mass percentage concentration is 20%, addition relative to GCC over dry is heavily
The cationic starch of 2% sticks with paste liquid (gelatinizing), and cationic starch substitution value is 0.03, stirs 1.5
Hour, form fill composition.
Comparative example 3
Taking the GCC that 500g mass percentage concentration is 20%, addition relative to GCC over dry is heavily
The cationic starch of 5% sticks with paste liquid (gelatinizing), and cationic starch substitution value is 0.03, stirs 1.5
Hour, form fill composition.
Embodiment 1
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 1%, and cationic starch granule substitution value is 0.015；Will
GCC and cationic starch granule mixeding liquid temperature rise to 50 degrees Celsius, and stir 0.5 hour,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cation guar gum of 0.05%, stirs 5 minutes, wherein, cation Guar
The substitution value of glue is 0.05, and molecular weight is 500000, forms fill composition.
Embodiment 2
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 2%, and cationic starch granule substitution value is 0.015；Will
GCC and cationic starch granule mixeding liquid temperature rise to 50 degrees Celsius, and stir 0.5 hour,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cation guar gum of 0.1%, stirs 5 minutes, wherein, cation Guar
The substitution value of glue is 0.1, and molecular weight is 1000000, forms fill composition.
Embodiment 3
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 3%, and cationic starch granule substitution value is 0.03；Will
GCC and cationic starch granule mixeding liquid temperature rise to 55 degrees Celsius, and stir 1 hour,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cation guar gum of 0.5%, stirs 5 minutes, wherein, cation Guar
The substitution value of glue is 0.1, and molecular weight is 1000000, forms fill composition.
Embodiment 4
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 5%, and cationic starch granule substitution value is 0.03；Will
GCC and cationic starch granule mixeding liquid temperature rise to 55 degrees Celsius, and stir 2 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cation guar gum of 0.3%, stirs 5 minutes, wherein, cation Guar
The substitution value of glue is 0.3, and molecular weight is 1500000, forms fill composition.
Embodiment 5
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 5%, and cationic starch granule substitution value is 0.03；Will
GCC and cationic starch granule mixeding liquid temperature rise to 70 degrees Celsius, and stir 3 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.4%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 1500000, and charge density is 0.5meq/g, forms fill composition.
Embodiment 6
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 5%, and cationic starch granule substitution value is 0.03；Will
GCC and cationic starch granule mixeding liquid temperature rise to 65 degrees Celsius, and stir 3 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.05%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 500000, and charge density is 0.5meq/g, forms fill composition.
Embodiment 7
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 5%, and cationic starch granule substitution value is 0.04；Will
GCC and cationic starch granule mixeding liquid temperature rise to 60 degrees Celsius, and stir 3 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.1%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 1000000, and charge density is 0.5meq/g, forms fill composition.
Embodiment 8
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 6%, and cationic starch granule substitution value is 0.04；Will
GCC and cationic starch granule mixeding liquid temperature rise to 55 degrees Celsius, and stir 2.5 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.5%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 1000000, and charge density is 0.8meq/g, forms fill composition.
Embodiment 9
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 7%, and cationic starch granule substitution value is 0.04；Will
GCC and cationic starch granule mixeding liquid temperature rise to 65 degrees Celsius, and stir 1 hour,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.4%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 1000000, and charge density is 0.8meq/g, forms fill composition.
Embodiment 10
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 9%, and cationic starch granule substitution value is 0.04；Will
GCC and cationic starch granule mixeding liquid temperature rise to 60 degrees Celsius, and stir 1.5 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.3%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 2000000, and charge density is 1meq/g, forms fill composition.
Embodiment 11
Take the GCC that 500g mass percentage concentration is 20%, under stirring, add relative to
GCC over dry weighs the cationic starch granule of 10%, and cationic starch granule substitution value is 0.05；Will
GCC and cationic starch granule mixeding liquid temperature rise to 55 degrees Celsius, and stir 1.5 hours,
Form filler pre-composition；Under stirring, in above-mentioned filler pre-composition, add relative to
GCC over dry is heavily the cationic polyamine of 0.3%, stirs 5 minutes, wherein, cationic polyamine
Molecular weight is 2000000, and charge density is 1meq/g, forms fill composition.
The fill composition obtained in comparative example 1-3 and embodiment 1-11 is carried out with slurry, handsheet pair
Than assessment, (nephelometric turbidity unit, instrument is in 90 ° with incident illumination to carry out plain boiled water turbidity NTU
The scattered light intensity of testing liquid is measured on the direction at angle) detect and handsheet, and detect handsheet
Intensity and greyness of paper, result is as shown in table 1 and table 2.
Table 1
Table 2
As can be seen from Table 1 and Table 2, in the case of identical cationic starch consumption, this
The paper that the fill composition of bright embodiment is manufactured paper with pulp is manufactured paper with pulp compared with fill composition in comparative example
Paper, thickness, tensile index, tear index, filler retention and ash be improved, plain boiled water
Turbidity reduction；And the present invention is in the case of cationic starch consumption is higher, show preferably
Tear index, such as, embodiment 4-7 is compared to comparative example 3, and tearing strength all has in various degree
Promote, and from the point of view of embodiment 1-11, along with the continuous lifting of cationic starch amount of particles,
Paper tear intensity is also increasing, illustrates that the present invention efficiently solves substantial amounts of starch and adds
The problem that the paper tear intensity caused declines；It addition, comparative example 4-7 is it can be seen that increase
Adding the consumption of cationic polymer, can improve the tearing strength of paper, explanation by the present invention in that
It is coated with filler pre-composition with cationic polymer, the lifting of paper tear intensity can be promoted.
These are only embodiments of the present invention, not thereby limit the scope of the claims of the present invention, all
It is the equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion, or directly
Connect or be indirectly used in other relevant technical fields, be the most in like manner included in the patent protection of the present invention
In the range of.
Claims (20)
1. the preparation method of a fill composition, it is characterised in that described method includes:
Filler is mixed with cationic starch granule；
The mixture of described filler Yu described cationic starch granule is carried out swollen process, makes described
Cationic starch particles swell becomes cationic starch ball, described filler to be attached on described cationic starch
Ball surface, forms filler pre-composition；
Described filler pre-composition is mixed with cationic polymer, makes described cationic polymer be coated with
On described filler pre-composition, obtain described fill composition.
Method the most according to claim 1, it is characterised in that described cationic starch ball
Particle diameter is 30～70 microns.
Method the most according to claim 1, it is characterised in that described by filler and cation
The step of starch granules mixing includes:
Described filler is mixed with water, forms filler suspension；
Described filler suspension is mixed with the cationic starch granule of scheduled volume.
Method the most according to claim 3, it is characterised in that fill out in described filler suspension
The mass percentage concentration of material is 20%～30%.
Method the most according to claim 3, it is characterised in that described cationic starch granule
Quality is described packing quality 3%～6%.
Method the most according to claim 3, it is characterised in that described by described filler and institute
State the mixture of cationic starch granule to carry out the step of swollen process and include:
The mixture of described filler Yu described cationic starch granule is warming up to 55～65 degrees Celsius,
Stirring 1～2 hour simultaneously.
Method the most according to claim 1, it is characterised in that described cationic polymer
Quality is the 0.1%～0.3% of described packing quality.
Method the most according to claim 1, it is characterised in that described filler includes grinding carbon
Acid calcium, winnofil, Kaolin, Pulvis Talci in more than one.
Method the most according to claim 1, it is characterised in that described cationic starch granule
For the cationic starch that substitution value is 0.015～0.05.
Method the most according to claim 9, it is characterised in that described cationic starch granule
For the side chain cationic starch that substitution value is 0.02～0.04.
11. methods according to claim 1, it is characterised in that described cationic polymer is
Cation guar gum or cationic polyamine.
12. 1 kinds of fill compositions, it is characterised in that include filler pre-composition and cationic polymer,
Described filler pre-composition includes filler and cationic starch ball, and described cationic starch ball is by cation
Starch granules swollen formed, described filler is attached on described cationic starch ball surface, described sun from
Sub-polymer overmold is on described filler pre-composition.
13. fill compositions according to claim 12, it is characterised in that described cation
The particle diameter of starch ball is 30～70 microns.
14. fill compositions according to claim 12, it is characterised in that described cation
The quality of starch granules is the 3%～6% of described packing quality.
15. fill compositions according to claim 12, it is characterised in that described cation
The quality of polymer is the 0.1%～0.3% of described packing quality.
16. fill compositions according to claim 12, it is characterised in that described filler bag
Include in grinding calcium carbonate, winnofil, Kaolin, Pulvis Talci more than one.
17. fill compositions according to claim 12, it is characterised in that described cation
Starch granules be substitution value be the cationic starch of 0.015～0.05.
18. fill compositions according to claim 17, it is characterised in that described cation
Starch granules be substitution value be the side chain cationic starch of 0.02～0.04.
19. fill compositions according to claim 12, it is characterised in that described cation
Polymer is cation guar gum or cationic polyamine.
The paper of 20. 1 kinds of fill compositions comprised described in claim 12 to 19 any one.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109468885A (en) * | 2018-12-26 | 2019-03-15 | 江苏理文造纸有限公司 | A kind of production technology of environmental protection liner board |
| CN109629286A (en) * | 2018-12-28 | 2019-04-16 | 江苏理文造纸有限公司 | A kind of preparation process of kraft liner cardboard paper |
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| EP1492923A1 (en) * | 2002-04-09 | 2005-01-05 | Pulp and Paper Research Institute of Canada | Swollen starch-latex compositions for use in papermaking |
| CN101363204A (en) * | 2007-07-05 | 2009-02-11 | 巴斯夫欧洲公司 | Aqueous suspensions of fine particulate fillers, method for producing the same and use thereof for producing papers having a high filler content and a high dry strength |
| WO2014055092A1 (en) * | 2012-10-05 | 2014-04-10 | Specialty Minerals (Michigan) Inc. | Filler suspension and its use in the manufacture of paper |
| CN104088193A (en) * | 2014-07-10 | 2014-10-08 | 金东纸业（江苏）股份有限公司 | Processing method for papermaking pulp and papermaking pulp |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1492923A1 (en) * | 2002-04-09 | 2005-01-05 | Pulp and Paper Research Institute of Canada | Swollen starch-latex compositions for use in papermaking |
| CN101363204A (en) * | 2007-07-05 | 2009-02-11 | 巴斯夫欧洲公司 | Aqueous suspensions of fine particulate fillers, method for producing the same and use thereof for producing papers having a high filler content and a high dry strength |
| WO2014055092A1 (en) * | 2012-10-05 | 2014-04-10 | Specialty Minerals (Michigan) Inc. | Filler suspension and its use in the manufacture of paper |
| CN104088193A (en) * | 2014-07-10 | 2014-10-08 | 金东纸业（江苏）股份有限公司 | Processing method for papermaking pulp and papermaking pulp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468885A (en) * | 2018-12-26 | 2019-03-15 | 江苏理文造纸有限公司 | A kind of production technology of environmental protection liner board |
| CN109629286A (en) * | 2018-12-28 | 2019-04-16 | 江苏理文造纸有限公司 | A kind of preparation process of kraft liner cardboard paper |
| CN109629286B (en) * | 2018-12-28 | 2020-05-15 | 江苏理文造纸有限公司 | Preparation process of kraft liner cardboard paper |
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| CN106320066B (en) | 2018-04-03 |
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Denomination of invention: Preparation method of a filler composition, filler composition, and paper Effective date of registration: 20231101 Granted publication date: 20180403 Pledgee: Bank of China Limited by Share Ltd. Zhenjiang Dagang sub branch Pledgor: Goldeast Paper (Jiangsu) Co.,Ltd. Registration number: Y2023980063170 |
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