CN106320066B - A kind of preparation method of fill composition, fill composition and paper - Google Patents
A kind of preparation method of fill composition, fill composition and paper Download PDFInfo
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- CN106320066B CN106320066B CN201510379535.9A CN201510379535A CN106320066B CN 106320066 B CN106320066 B CN 106320066B CN 201510379535 A CN201510379535 A CN 201510379535A CN 106320066 B CN106320066 B CN 106320066B
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- 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 186
- 239000008107 starch Substances 0.000 claims abstract description 186
- 235000019698 starch Nutrition 0.000 claims abstract description 186
- 125000002091 cationic group Chemical group 0.000 claims abstract description 184
- 239000000945 filler Substances 0.000 claims abstract description 165
- 239000002245 particle Substances 0.000 claims abstract description 113
- 229920006317 cationic polymer Polymers 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 49
- 238000006467 substitution reaction Methods 0.000 claims description 36
- 150000001768 cations Chemical group 0.000 claims description 28
- 229920000768 polyamine Polymers 0.000 claims description 24
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 18
- 229920002907 Guar gum Polymers 0.000 claims description 17
- 239000000665 guar gum Substances 0.000 claims description 17
- 229960002154 guar gum Drugs 0.000 claims description 17
- 235000010417 guar gum Nutrition 0.000 claims description 17
- 238000012856 packing Methods 0.000 claims description 15
- 239000000725 suspension Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 8
- 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
- 239000005995 Aluminium silicate Substances 0.000 claims description 5
- 235000012211 aluminium silicate Nutrition 0.000 claims description 5
- 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 5
- 238000010792 warming Methods 0.000 claims description 4
- 244000303965 Cyamopsis psoralioides Species 0.000 claims 1
- 235000010216 calcium carbonate Nutrition 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 16
- 125000000129 anionic group Chemical group 0.000 description 11
- 229920001131 Pulp (paper) Polymers 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 238000011049 filling Methods 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 240000002853 Nelumbo nucifera Species 0.000 description 4
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 4
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 4
- 238000007792 addition Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 210000000952 spleen Anatomy 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- -1 winnofil Chemical compound 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
- 238000010835 comparative analysis Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 238000004519 manufacturing process 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
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention discloses a kind of preparation method of fill composition, fill composition and paper, methods described includes mixing filler with cationic starch particle；The mixture of the filler and the cationic starch particle is subjected to swollen processing, makes the cationic starch particles swell into cationic starch ball, the filler is attached on the cationic starch ball surface, forms filler pre-composition；The filler pre-composition is mixed with cationic polymer, the cationic polymer is coated on the filler pre-composition, obtains the fill composition.By the above-mentioned means, the present invention can improve the intensity and thickness of paper, and when starch dosage is higher, ensure the tearing strength of paper.
Description
Technical field
The present invention relates to pulp technology for making paper, more particularly to a kind of preparation method of fill composition, fill composition
And paper.
Background technology
In paper industry, in order to improve the opacity of paper, brightness, smoothness, printing adaptability (as improved absorption
Property, absorbency), flexibility, the performance such as uniformity and dimensional stability, some are generally added into paper pulp and is substantially insoluble in water
Solia particle, i.e. filler；But filler is added directly into paper pulp, usual retention rate is than relatively low, and the addition of filler can shadow
Ring the intensity of paper.
Prior art generally use starch is modified to filler, existing to improve the intensity of the retention rate of filler and paper
Have in technology to usually requiring during filler modified, by starch gelatinization, to wrap up filler by gelatinized corn starch liquid, lifted
Paper strength；Meanwhile in actual production process, starch largely makes an addition to paper pulp green end system as conventional drying strengthening agent.
However, a large amount of of starch are used so that paper becomes fragile, paper tear intensity declines；In addition, a large amount of additions of filler
So that paper sheet thickness declines, it is impossible to meets to require higher paper to bulk.
The content of the invention
The present invention solves the technical problem of provide a kind of preparation method of fill composition, fill composition and paper
, it is possible to increase the intensity and thickness of paper, and when starch dosage is higher, ensure the tearing strength of paper.
In order to solve the above technical problems, one aspect of the present invention is：A kind of system of fill composition is provided
Preparation Method, methods described include：
Filler is mixed with cationic starch particle；
The mixture of the filler and the cationic starch particle is subjected to swollen processing, makes the cationic starch
For grain swollen into cationic starch ball, the filler is attached on the cationic starch ball surface, forms filler pre-composition；
The filler pre-composition is mixed with cationic polymer, the cationic polymer is coated on the filler pre-
On mixed thing, the fill composition is obtained.
Wherein, the particle diameter of the cationic starch ball is 30~70 microns.
Wherein, described the step of mixing filler with cationic starch particle, includes：
Filler is mixed with water, forms filler suspension；
The filler suspension is mixed with the cationic starch particle of scheduled volume.
Wherein, the mass percentage concentration of filler is 20%~30% in the filler suspension.
Wherein, the quality of the cationic starch particle is the 3%~6% of the packing quality.
Wherein, the step of mixture by the filler and the cationic starch particle carries out swollen processing is wrapped
Include：
The mixture of the filler and the cationic starch particle is warming up to 55~65 degrees Celsius, while stirs 1~2
Hour.
Wherein, the quality of the cationic polymer is the 0.1%~0.3% of the packing quality.
Wherein, the filler includes one or more of grinding calcium carbonate, winnofil, kaolin, talcum powder.
Wherein, the cationic starch particle is the cationic starch that substitution value is 0.015~0.05.
Wherein, the cationic starch particle is the side chain cationic starch that substitution value is 0.02~0.04.
Wherein, the cationic polymer is cation guar gum or cationic polyamine.
In order to solve the above technical problems, another technical solution used in the present invention is：A kind of fill composition is provided, wrapped
Filler pre-composition and cationic polymer are included, the filler pre-composition includes filler and cationic starch ball, and the cation forms sediment
The sphere of powder is formed by cationic starch particles swell, and the filler is attached on the cationic starch ball surface, and the cation gathers
Compound is coated on the filler pre-composition.
Wherein, the particle diameter of the cationic starch ball is 30~70 microns.
Wherein, the quality of the cationic starch particle is the 3%~6% of the packing quality.
Wherein, the quality of the cationic polymer is the 0.1%~0.3% of the packing quality.
Wherein, the filler includes one or more of grinding calcium carbonate, winnofil, kaolin, talcum powder.
Wherein, the cationic starch particle is the cationic starch that substitution value is 0.015~0.05.
Wherein, the cationic starch particle is the side chain cationic starch that substitution value is 0.02~0.04.
Wherein, the cationic polymer is cation guar gum or cationic polyamine.
In order to solve the above technical problems, another technical solution used in the present invention is：There is provided and a kind of fill out comprising above-mentioned
The paper of feed composition.
The beneficial effects of the invention are as follows：The situation of prior art is different from, it is of the invention by filler and cationic starch particle
Mixture carry out swollen processing, make the cationic starch particles swell into cationic starch ball, now cationic starch
Grain and ungelatinized rupture, spherical morphology is still preserved, filler is generally anionic property, and the filler of anionic property is attached on cation shallow lake
Sphere of powder surface, filler pre-composition is formed, by adding cationic polymer, cationic polymer is coated on filler pre-composition
On；Because filler is attached on cationic starch ball surface, the filler after the absorption of cationic starch ball, can after being attached in paper pulp
To fill gap between the fibers, play filling, support swollen effect, increase paper sheet thickness；Due to the bag of cationic polymer
Cover so that the filler of anionic property reduces with interfibrous bonded area, improves the intensity of paper；Simultaneously as cation forms sediment
The sphere of powder has larger specific surface area, makes it be more easy to keep, and then improves the retention rate of filler, reduces plain boiled water turbidity.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the embodiment of preparation method one of fill composition of the present invention；
Fig. 2 is a kind of flow chart of another embodiment of the preparation method 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 particle；
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.
Embodiment
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 a kind of preparation method of fill composition, comprises the following steps：
Step S101：Filler is mixed with cationic starch particle；
Filler is in paper-making process, and some added in paper pulp are substantially insoluble in the solia particle of water, can improve paper
Opacity, brightness, smoothness, printing adaptability (as improved absorbability, absorbency), flexibility, uniformity and dimensionally stable
The performances such as property；Cationic starch is that tertiary amino or quaternary ammonium group are introduced in starch polymer, assigns starch cationic characteristic.
Step S102：The mixture of filler and cationic starch particle is subjected to swollen processing, makes cationic starch particle
For swollen into cationic starch ball, filler is attached on cationic starch ball surface, forms filler pre-composition；
Swollen processing can be carried out to the mixture of filler and cationic starch particle by the heating that heats up, swollen, which is handled, to be caused
Cationic starch particulate water absorbent swells into the larger cationic starch ball of particle diameter, is stirred continuously simultaneously, because filler typically band is negative
Electric charge so that uniform filling is attached on the surface of cationic starch ball；In embodiment of the present invention, only to cationic starch
Particle carries out swollen processing, cationic starch particle and ungelatinized rupture.Certainly in practical operation, it is difficult to make all fillers
It is attached to cationic starch ball surface, can be by controlling cationic starch spherolite footpath, mixing time in embodiment of the present invention
And the amount of cationic starch particle and filler so that more than 90% uniform filling is attached to cationic starch ball surface.
Embodiment of the present invention first mixes filler and cationic starch particle, then by filler and cationic starch particle
Mixture carries out swollen processing, improves the uniformity that filler is attached on cationic starch ball, more fillers is attached to sun
On ionic starch ball.
Step S103：Filler pre-composition is mixed with cationic polymer, cationic polymer is coated on filler premix
On thing, fill composition is obtained；
In the case of stirring, filler pre-composition is mixed with cationic polymer, because filler carries negative electrical charge, and it is positive
Ionomer carries positive charge, and cationic polymer absorption is coated on filler, and with cationic starch ball to stick the filler to be formed pre-
On mixed thing.
The mixture of filler and cationic starch particle is carried out swollen processing by embodiment of the present invention, makes cationic starch
Particles swell is into cationic starch ball, and now cationic starch particle and ungelatinized rupture, still preserve spherical morphology, filler is general
For anionic property, the filler of anionic property is attached on cationic starch ball surface, filler pre-composition is formed, by adding cation
Polymer, cationic polymer is set to be coated on filler pre-composition；Because filler is attached on cationic starch ball surface, through cation
Filler after the absorption of starch ball, after being attached in paper pulp, can fill gap between the fibers, play filling, support swollen work
With increase paper sheet thickness；Due to the cladding of cationic polymer so that the filler of anionic property subtracts with interfibrous bonded area
It is small, improve the intensity of paper；Simultaneously as cationic starch ball has larger specific surface area, it is set to be more easy to keep, Jin Erti
The retention rate of high filler, reduce plain boiled water turbidity.
Wherein, the particle diameter of the cationic starch ball obtained after swollen be 30~70 microns, such as 30 microns, 50 microns, 60
Micron or 70 microns etc..The particle diameter of cationic starch ball after swollen is much larger than the particle diameter of in general filler, is advantageous to filler and sticks
It is attached on cationic starch ball.
Wherein, such as Fig. 2, step S101, which mixes filler with cationic starch particle, to be further comprised：
Step S201：Filler is mixed with water, forms filler suspension；
Step S202：Filler suspension is mixed with the cationic starch particle of scheduled volume.
Filler and water are first mixed to form filler suspension by embodiment of the present invention, then cationic starch particle is added and filled out
In pulp suspension, and stir, so may be such that filler and the mixing of cationic starch particle are more abundant.
Wherein, the mass percentage concentration of filler is 20%~30%, such as 20%, 25% or 30% in filler suspension
Deng.
Wherein, the quality of cationic starch particle be packing quality 1%~10%, such as 1%, 2%, 3%, 7%,
9% or 10% etc..
Further, the quality of cationic starch particle is the 3%~6% of packing quality, such as 3%, 5% or 6% etc..
Wherein, the step of mixture of filler and cationic starch particle being carried out into swollen processing includes：
The mixture of filler and cationic starch particle is warming up to 50~70 degrees Celsius, for example, 50 degrees Celsius, it is 53 Celsius
Degree, 62 degrees Celsius or 70 degrees Celsius etc., while stir 0.5~3 hour, such as 0.5 hour, 1.7 hours, 2.5 hours or 3 hours
Deng.
Further, the mixture of filler and cationic starch particle can be warming up to 55~65 degrees Celsius, such as 55 take the photograph
Family name's degree, 60 degrees Celsius or 65 degrees Celsius etc., while 1-2 hours are stirred, such as 1.5 hours 1 hour or 2 hours etc..
Wherein, the quality of cationic polymer be packing quality 0.05%~0.5%, such as 0.05%, 0.08%,
0.4% or 0.5% etc..
Further, the quality of cationic polymer be packing quality 0.1%~0.3%, such as 0.1%, 0.2% or
0.3% etc..
Wherein, filler is anionic property filler, and filler surface shows elecrtonegativity, may be selected from conventional papermaking filler, specifically may be used
Including one or more of grinding calcium carbonate (GCC), winnofil (PCC), kaolin, talcum powder.
Further, filler is grinding calcium carbonate.
Wherein, cationic starch particle is the cationic starch that substitution value is 0.015~0.05, and cationic starch can be straight
Chain cationic starch, or side chain cationic starch, the substitution value of cationic starch particle can be 0.015,0.025,0.035
Or 0.05 etc..
Further, cationic starch particle is the side chain cationic starch that substitution value is 0.02~0.04, its middle-jiao yang, function of the spleen and stomach from
The substitution value of sub- starch granules can be 0.02,0.03 or 0.04 etc..
Wherein, cationic polymer is cation guar gum or cationic polyamine；Cation guar gum has positive charge, easily
In adhesion, parcel filler surface；Cationic polyamine is easily adhered to filler surface, cheap.Cation guar gum substitution value
For 0.05~0.3, such as 0.05,0.1 or 0.3 etc., molecular weight be 500000~1500000, such as 500000,1000000 or
1500000 etc.；Polyamine charge density is 0.5~1.0 every gram of milliequivalent (meq/g), for example, 0.5meq/g, 0.8meq/g or
1meq/g etc., molecular weight are 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, and the fill composition can be by above-mentioned reality
The preparation method for applying mode is made, and fill composition includes filler pre-composition and cationic polymer 3, and filler pre-composition includes filling out
Material 1 and cationic starch ball 4, cationic starch ball 4 are formed by the swollen of cationic starch particle 2, and filler 1 is attached on cation shallow lake
The surface of the sphere of powder 4, cationic polymer 3 are coated on filler pre-composition.
The mixture of filler and cationic starch particle is carried out swollen processing by embodiment of the present invention, makes cationic starch
Particles swell is into cationic starch ball, and now cationic starch particle and ungelatinized rupture, still preserve spherical morphology, filler is general
For anionic property, the filler of anionic property is attached on cationic starch ball surface, filler pre-composition is formed, by adding cation
Polymer, cationic polymer is set to be coated on filler pre-composition；Because filler is attached on cationic starch ball surface, through cation
Filler after the absorption of starch ball, after being attached in paper pulp, can fill gap between the fibers, play filling, support swollen work
With increase paper sheet thickness；Due to the cladding of cationic polymer so that the filler of anionic property subtracts with interfibrous bonded area
It is small, improve the intensity of paper；Simultaneously as cationic starch ball has larger specific surface area, it is set to be more easy to keep, Jin Erti
The retention rate of high filler, 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
Deng.The particle diameter of cationic starch ball after swollen is much larger than the particle diameter of in general filler, is advantageous to filler and is attached to cation shallow lake
On the sphere of powder.
Wherein, the mass percentage concentration of filler is 20%~30%, such as 20%, 25% or 30% in filler suspension
Deng.
Wherein, the quality of cationic starch particle is the 1%~10% of packing quality, such as 1%, 4%, 8% or 10%
Deng.
Further, the quality of cationic starch particle is the 3%~6% of packing quality, such as 3%, 5% or 6% etc..
Wherein, the quality of cationic polymer be packing quality 0.05%~0.5%, such as 0.05%, 0.08%,
0.4% or 0.5% etc..
Further, the quality of cationic polymer be packing quality 0.1%~0.3%, such as 0.1%, 0.2% or
0.3% etc..
Wherein, filler is anionic property filler, and filler surface shows elecrtonegativity, may be selected from conventional papermaking filler, specifically may be used
Including one or more of grinding calcium carbonate (GCC), winnofil (PCC), kaolin, talcum powder.
Further, filler is grinding calcium carbonate.
Wherein, cationic starch particle is the cationic starch that substitution value is 0.015~0.05, and cationic starch can be straight
Chain cationic starch, or side chain cationic starch, the substitution value of cationic starch particle can be 0.015,0.025,0.035
Or 0.05 etc..
Further, cationic starch particle is the side chain cationic starch that substitution value is 0.02~0.04, its middle-jiao yang, function of the spleen and stomach from
The substitution value of sub- starch granules can be 0.02,0.03 or 0.04 etc..
Wherein, cationic polymer is cation guar gum or cationic polyamine；Cation guar gum has positive charge, easily
In adhesion, parcel filler surface；Cationic polyamine is easily adhered to filler surface, cheap.Cation guar gum substitution value
For 0.05~0.3, such as 0.05,0.2 or 0.3 etc., molecular weight be 500000~1500000, such as 500000,1000000 or
1500000 etc.；Polyamine charge density is 0.5~1.0 every gram of milliequivalent (meq/g), for example, 0.5meq/g, 0.8meq/g or
1meq/g etc., molecular weight are 500000~2000000, such as 500000,1000000 or 2000000 etc..
Another embodiment of the present invention also provides a kind of paper, and the paper is by adding above-mentioned embodiment in paper making pulp
Fill composition, which is manufactured paper with pulp, to be formed.
Below by embodiment, the present invention will be further described：
Comparative example 1
The GCC for taking 500g mass percentage concentrations to be 20%, add and pasted relative to the cationic starch that GCC over dry weight is 1%
Liquid (has been gelatinized), and cationic starch substitution value is 0.03, is stirred 1.5 hours, forms fill composition.
Comparative example 2
The GCC for taking 500g mass percentage concentrations to be 20%, add and pasted relative to the cationic starch that GCC over dry weight is 2%
Liquid (has been gelatinized), and cationic starch substitution value is 0.03, is stirred 1.5 hours, forms fill composition.
Comparative example 3
The GCC for taking 500g mass percentage concentrations to be 20%, add and pasted relative to the cationic starch that GCC over dry weight is 5%
Liquid (has been gelatinized), and cationic starch substitution value is 0.03, is stirred 1.5 hours, forms fill composition.
Embodiment 1
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 1% sun
Ionic starch particle, cationic starch particle substitution value are 0.015；GCC and cationic starch particle mixeding liquid temperature are lifted
To 50 degrees Celsius, and stir 0.5 hour, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add
Relative to the cation guar gum that GCC over dry weight is 0.05%, stir 5 minutes, wherein, the substitution value of cation guar gum is
0.05, molecular weight 500000, form fill composition.
Embodiment 2
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 2% sun
Ionic starch particle, cationic starch particle substitution value are 0.015；GCC and cationic starch particle mixeding liquid temperature are lifted
To 50 degrees Celsius, and stir 0.5 hour, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add
Relative to the cation guar gum that GCC over dry weight is 0.1%, stir 5 minutes, wherein, the substitution value of cation guar gum is
0.1, molecular weight 1000000, form fill composition.
Embodiment 3
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 3% sun
Ionic starch particle, cationic starch particle substitution value are 0.03；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
55 degrees Celsius, and stir 1 hour, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add relative
In the cation guar gum that GCC over dry weight is 0.5%, stir 5 minutes, wherein, the substitution value of cation guar gum is 0.1, point
Son amount is 1000000, forms fill composition.
Embodiment 4
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 5% sun
Ionic starch particle, cationic starch particle substitution value are 0.03；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
55 degrees Celsius, and stir 2 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add relative
In the cation guar gum that GCC over dry weight is 0.3%, stir 5 minutes, wherein, the substitution value of cation guar gum is 0.3, point
Son amount is 1500000, forms fill composition.
Embodiment 5
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 5% sun
Ionic starch particle, cationic starch particle substitution value are 0.03；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
70 degrees Celsius, and stir 3 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add relative
In the cationic polyamine that GCC over dry weight is 0.4%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is 1500000, electricity
Lotus density is 0.5meq/g, forms fill composition.
Embodiment 6
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 5% sun
Ionic starch particle, cationic starch particle substitution value are 0.03；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
65 degrees Celsius, and stir 3 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add relative
In the cationic polyamine that GCC over dry weight is 0.05%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is 500000, electricity
Lotus density is 0.5meq/g, forms fill composition.
Embodiment 7
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 5% sun
Ionic starch particle, cationic starch particle substitution value are 0.04；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
60 degrees Celsius, and stir 3 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add relative
In the cationic polyamine that GCC over dry weight is 0.1%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is 1000000, electricity
Lotus density is 0.5meq/g, forms fill composition.
Embodiment 8
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 6% sun
Ionic starch particle, cationic starch particle substitution value are 0.04；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
55 degrees Celsius, and stir 2.5 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, phase is added
For the cationic polyamine that GCC over dry weight is 0.5%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is 1000000,
Charge density is 0.8meq/g, forms fill composition.
Embodiment 9
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 7% sun
Ionic starch particle, cationic starch particle substitution value are 0.04；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
65 degrees Celsius, and stir 1 hour, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add relative
In the cationic polyamine that GCC over dry weight is 0.4%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is 1000000, electricity
Lotus density is 0.8meq/g, forms fill composition.
Embodiment 10
Take 500g mass percentage concentrations be 20% GCC, under stirring, add weighed relative to GCC over dry 9% sun
Ionic starch particle, cationic starch particle substitution value are 0.04；GCC and the lifting of cationic starch particle mixeding liquid temperature are arrived
60 degrees Celsius, and stir 1.5 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, phase is added
For the cationic polyamine that GCC over dry weight is 0.3%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is 2000000,
Charge density is 1meq/g, forms fill composition.
Embodiment 11
The GCC for taking 500g mass percentage concentrations to be 20%, under stirring, adds and weighs 10% relative to GCC over dry
Cationic starch particle, cationic starch particle substitution value are 0.05；GCC and cationic starch particle mixeding liquid temperature are lifted
To 55 degrees Celsius, and stir 1.5 hours, form filler pre-composition；Under stirring, into above-mentioned filler pre-composition, add
Relative to the cationic polyamine that GCC over dry weight is 0.3%, stir 5 minutes, wherein, the molecular weight of cationic polyamine is
2000000, charge density 1meq/g, form fill composition.
The fill composition obtained in comparative example 1-3 and embodiment 1-11 is subjected to slurry, handsheet comparative evaluation, carried out white
Water turbidity NTU (nephelometric turbidity unit, instrument is in the scattered light intensity with measuring testing liquid on incident light direction at an angle of 90)
Detection and handsheet, and the intensity and greyness of paper of handsheet are detected, as a result 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 dosage, the filler of the embodiment of the present invention
The paper that composition is manufactured paper with pulp thickness, tensile index, tear index, is filled out compared with the paper that fill composition in comparative example is manufactured paper with pulp
Material retention and ash content are improved, plain boiled water turbidity reduction；And the present invention is in the case where cationic starch dosage is higher, table
Reveal preferable tear index, for example, embodiment 4-7, compared to comparative example 3, tearing strength has different degrees of lifting, and
From the point of view of embodiment 1-11, with the continuous lifting of cationic starch amount of particles, paper tear intensity be also it is increasing,
Illustrate that the present invention solve thes problems, such as that paper tear intensity caused by substantial amounts of starch addition declines；In addition, contrast is implemented
Example 4-7 can be seen that the dosage of increase cationic polymer, can improve the tearing strength of paper, illustrate by the present invention in that
Filler pre-composition is coated with cationic polymer, the lifting of paper tear intensity can be promoted.
Embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize the present invention
The equivalent structure or equivalent flow conversion that specification and accompanying drawing content are made, or directly or indirectly it is used in other related technologies
Field, it is included within the scope of the present invention.
Claims (20)
1. a kind of preparation method of fill composition, it is characterised in that methods described includes：
Filler is mixed with cationic starch particle；
The mixture of the filler and the cationic starch particle is subjected to swollen processing, moistens the cationic starch particle
Cationic starch ball is expanded into, the filler is attached on the cationic starch ball surface, forms filler pre-composition；
The filler pre-composition is mixed with cationic polymer, the cationic polymer is coated on the filler pre-composition
On, obtain the fill composition.
2. according to the method for claim 1, it is characterised in that the particle diameter of the cationic starch ball is 30~70 microns.
3. according to the method for claim 1, it is characterised in that described the step of mixing filler with cationic starch particle
Including：
The filler is mixed with water, forms filler suspension；
The filler suspension is mixed with the cationic starch particle of scheduled volume.
4. according to the method for claim 3, it is characterised in that the mass percentage concentration of filler is in the filler suspension
20%~30%.
5. according to the method for claim 3, it is characterised in that the quality of the cationic starch particle is the filler matter
The 3%~6% of amount.
6. according to the method for claim 3, it is characterised in that described by the filler and the cationic starch particle
The step of mixture progress swollen processing, includes：
The mixture of the filler and the cationic starch particle is warming up to 55~65 degrees Celsius, while it is small to stir 1~2
When.
7. according to the method for claim 1, it is characterised in that the quality of the cationic polymer is the packing quality
0.1%~0.3%.
8. according to the method for claim 1, it is characterised in that the filler includes grinding calcium carbonate, winnofil, height
One or more of ridge soil, talcum powder.
9. according to the method for claim 1, it is characterised in that the cationic starch particle be substitution value be 0.015~
0.05 cationic starch.
10. according to the method for claim 9, it is characterised in that the cationic starch particle be substitution value be 0.02~
0.04 side chain cationic starch.
11. according to the method for claim 1, it is characterised in that the cationic polymer is cation guar gum or sun
Polyamine.
A kind of 12. fill composition, it is characterised in that including filler pre-composition and cationic polymer, the filler pre-composition
Including filler and cationic starch ball, the cationic starch ball is formed by cationic starch particles swell, and the filler sticks
In the cationic starch ball surface, the cationic polymer is coated on the filler pre-composition.
13. fill composition according to claim 12, it is characterised in that the particle diameter of the cationic starch ball be 30~
70 microns.
14. fill composition according to claim 12, it is characterised in that the quality of the cationic starch particle is institute
State the 3%~6% of packing quality.
15. fill composition according to claim 12, it is characterised in that the quality of the cationic polymer is described
The 0.1%~0.3% of packing quality.
16. fill composition according to claim 12, it is characterised in that the filler includes grinding calcium carbonate, precipitation
One or more of calcium carbonate, kaolin, talcum powder.
17. fill composition according to claim 12, it is characterised in that the cationic starch particle is that substitution value is
0.015~0.05 cationic starch.
18. fill composition according to claim 17, it is characterised in that the cationic starch particle is that substitution value is
0.02~0.04 side chain cationic starch.
19. fill composition according to claim 12, it is characterised in that the cationic polymer is cation Guar
Glue or cationic polyamine.
A kind of 20. paper of the fill composition comprising described in claim 12 to 19 any one.
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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 |
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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 |
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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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