CN102839570A - Body paper of photographic paper, and preparation method thereof - Google Patents
Body paper of photographic paper, and preparation method thereof Download PDFInfo
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- CN102839570A CN102839570A CN2012102785619A CN201210278561A CN102839570A CN 102839570 A CN102839570 A CN 102839570A CN 2012102785619 A CN2012102785619 A CN 2012102785619A CN 201210278561 A CN201210278561 A CN 201210278561A CN 102839570 A CN102839570 A CN 102839570A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 229920002472 Starch Polymers 0.000 claims abstract description 38
- 235000019698 starch Nutrition 0.000 claims abstract description 38
- 239000008107 starch Substances 0.000 claims abstract description 37
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 34
- 238000004513 sizing Methods 0.000 claims abstract description 33
- 239000006081 fluorescent whitening agent Substances 0.000 claims abstract description 25
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 239000000654 additive Substances 0.000 claims abstract description 12
- 239000000945 filler Substances 0.000 claims description 29
- 239000000126 substance Substances 0.000 claims description 27
- 239000000835 fiber Substances 0.000 claims description 18
- 239000000975 dye Substances 0.000 claims description 16
- -1 alkyl ketene dimer Chemical compound 0.000 claims description 13
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 10
- 239000012752 auxiliary agent Substances 0.000 claims description 9
- 239000012744 reinforcing agent Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 6
- 240000003183 Manihot esculenta Species 0.000 claims description 5
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims description 5
- 210000000988 bone and bone Anatomy 0.000 claims description 5
- 230000018044 dehydration Effects 0.000 claims description 5
- 238000006297 dehydration reaction Methods 0.000 claims description 5
- 229940014800 succinic anhydride Drugs 0.000 claims description 5
- 244000085692 Cordia alliodora Species 0.000 claims description 4
- 235000004258 Cordia alliodora Nutrition 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- 150000001450 anions Chemical class 0.000 claims description 4
- 125000002091 cationic group Chemical group 0.000 claims description 3
- 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 3
- 229920002261 Corn starch Polymers 0.000 claims description 2
- 239000008120 corn starch Substances 0.000 claims description 2
- 229940099112 cornstarch Drugs 0.000 claims description 2
- 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 2
- 239000000982 direct dye Substances 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 229920000333 poly(propyleneimine) Polymers 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims description 2
- 238000004321 preservation Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 29
- 238000005286 illumination Methods 0.000 description 9
- 102000004190 Enzymes Human genes 0.000 description 7
- 108090000790 Enzymes Proteins 0.000 description 7
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 6
- 241000018646 Pinus brutia Species 0.000 description 6
- 235000011613 Pinus brutia Nutrition 0.000 description 6
- 239000002585 base Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 244000166124 Eucalyptus globulus Species 0.000 description 4
- 239000007844 bleaching agent Substances 0.000 description 4
- 239000001045 blue dye Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009955 starching Methods 0.000 description 4
- 241000209140 Triticum Species 0.000 description 3
- 235000021307 Triticum Nutrition 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 230000001131 transforming effect Effects 0.000 description 3
- 241000276489 Merlangius merlangus Species 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 208000015220 Febrile disease Diseases 0.000 description 1
- 241000351396 Picea asperata Species 0.000 description 1
- 241000168036 Populus alba Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
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- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000001254 oxidized starch Substances 0.000 description 1
- 235000013808 oxidized starch Nutrition 0.000 description 1
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 description 1
- 229940080818 propionamide Drugs 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The invention relates to body paper of photographic paper, and a preparation method thereof. The body paper of the photographic paper comprises paper pulp and additives, wherein additives comprise the following components added in every ton of product: 5-15 kg of an internal sizing agent, 120-400 kg of fillings, 2-10 kg of a fluorescent whitening agent, 0.02-0.1 kg of a dye and 20-40 kg of surface sizing starch. Compared with conventional body paper having the problems of yellow-shift hue, the body paper of the photographic paper has the characteristics of high brightness, high colour fastness and high glossy phase; the hue of the body paper is blue-shift and can meet aesthetic needs for Asian after being coated. Besides, the colour fastness of the coated high glossy photographic paper is better than that of conventional photographic paper. The body paper can withstand tests of time and climate conditions, has better preservation property, and has relatively high economic value and application value.
Description
Technical field
The present invention relates to field of papermaking, particularly, relate to a kind of printing paper body paper, and its preparation method.
Background technology
Printing paper also is developing out paper, claims photographic paper, photographic paper, printing paper again.The general designation of developing out paper various photograph usefulness, that be coated with emulsion.Quantitative 120～200g/m.Papery is smoothly pure white, smoothness is high, DIMENSIONAL STABILITY is good.Use cotton pulp or high-purity bleached wood pulp to manufacture paper with pulp out.Has certain wet strength, the ground paper of acid and alkali resistance.Higher deflection, folding strength.Paper is coated with photosensitive emulsion, penetrates and uses chemicals to show back imaging mutually through illumination, and it looks like to keep permanent.
Printing paper is distinguished according to material, can be divided into two big types: 1, traditional " paper fiber " phase paper pulp (Fiber-basedPaper) or " paper substrate printing paper "; 2, artificial " polyethylene " (Polyethylene) is applied to the back side of paper, to prevent " resin-coated " that chemicals penetrates paper substrate (Resin-coated) printing paper.
More fixing because of printing paper back segment coating process, the whiteness of the high light printing paper of coating back finished product receives the influence of body paper to a great extent.
Present high machine-glazed paper base printing paper body paper ISO whiteness majority does not add brightening agent in the papermaking prescription under 92%, make that the whiteness of body paper is not high, after coating, can't satisfy Asian aesthetic requirement usually.And the COLOR FASTNESS of existing most printing paper body paper is not good, and the COLOR FASTNESS of the high light printing paper after causing being coated with is not good, is unable to undergo the test of time and weather conditions, and keeping quality is had a greatly reduced quality.The production technology of general in the market printing paper body paper: bleach chemical pulp is through slurry, the defibrination etc. of loosing; Add filler, general anionic dye, fluorescent whitening agent etc. again; Pass through starching and top sizing and obtain manufactured goods; The body paper whiteness is generally below 90%, and whiteness/L/a*/b* attenuation rate is generally in 3 ~ 5% (continuous illuminations in 14 days of daylight lamp box).
Therefore, develop a kind of new high whiteness, high color fastness, high light printing paper body paper, have bigger meaning and Economic Application and be worth for field of papermaking.
Summary of the invention
In order to solve the problem that exists in the prior art, one of the object of the invention is, a kind of printing paper body paper is provided.
Another object of the present invention is to, a kind of preparation method of said printing paper body paper is provided.
Printing paper body paper provided by the invention; Comprise paper pulp and additive, said additive comprises the following composition that is added in the finished paper per ton: 5 ~ 15 kilograms of internal sizing agents, 120 ~ 400 kilograms of fillers; 2 ~ 10 kilograms of fluorescent whitening agents, 20 ~ 40 kilograms of starch are executed on 0.02 ~ 0.1 kilogram of dyestuff and surface.
Printing paper body paper provided by the invention; Further, said additive comprises the following composition that is added in the finished paper per ton: 6 ~ 12 kilograms of internal sizing agents, 150 ~ 350 kilograms of fillers; 4 ~ 6 kilograms of fluorescent whitening agents, 25 ~ 30 kilograms of 0.05 ~ 0.08 kilogram of dyestuff and Cypres.
Printing paper body paper provided by the invention, further, said additive comprises the following composition that is added in the finished paper per ton: 6 kilograms of internal sizing agents, 250 kilograms of fillers, 4 kilograms of fluorescent whitening agents, 30 kilograms of 0.05 kilogram of dyestuff and Cypres.
Wherein, said paper pulp is made up of following component in percentage by weight: bleached chemical staple fibre 70 ~ 100% and bleached chemical long fiber 0 ~ 30%.Preferably: bleached chemical staple fibre 70 ~ 90% and bleached chemical long fiber 10 ~ 30%.
Further, the seeds that contain the bleached chemical staple fibre are selected from: one or more in white poplar, Eucalyptus, yearning between lovers wood and the maple etc.
Further, containing the long stapled seeds of bleached chemical is selected from: one or more in south pine, north pine, dragon spruce or the Oak Tree etc.
Wherein, the Canadian freedom of said paper pulp is 350 ~ 550mL.The whiteness of this paper pulp is better.
Wherein, said internal sizing agent is: alkyl ketene dimer is or/and alkenyl succinic anhydride.
Wherein, said filler is: calcium carbonate, talcum powder, mineral fibres, mica, titanium dioxide or filler level china clay (filler level kaolin) etc.Preferably: calcium carbonate, it can be divided into powdered whiting, winnofil again.
Used filler whiteness is higher, makes paper reach needed whiteness more easily, and the whiteness of filler itself adds for fluorescent whitening agent brightens with respect to the later stage, and more stable, the degeneration probability is little.
Wherein, said fluorescent whitening agent is: tetrasulfonic acid base fluorescent whitening agent.
Used fluorescent whitening agent combines comparatively even with fiber, it is also comparatively even in paper, to distribute, and it is effective to add sun-proof with respect to the surface, and stability is also better.
Wherein, said dyestuff is the anion direct dyes, preferred high light-fast type blue dyes and high light-fast type violet dyestuff.Used dyestuff has the characteristics of high light-fast property, and COLOR FASTNESS is good.
Wherein, said surface sizing starch can be divided into: tapioca, cornstarch, wheaten starch or farina etc.Above-mentioned starch all both can be oxidized starch, also can be from transforming starch.
Further, said surface sizing starch is preferred: cassava enzyme converted starch, corn enzyme converted starch or wheat enzyme converted starch.They to be ative starchs handle through corresponding biology enzyme, transforms by affiliated field common process to obtain, and is fit to papermaking and uses.
Printing paper body paper of the present invention in said additive, also comprises the following composition that is added in the finished paper per ton: keep auxiliary agent and starch based reinforcing agent.
Wherein, said reservation auxiliary agent is: polypropylene amine.Its consumption is: 0.1 ~ 0.5 kilogram of/ton paper, preferred 0.15 ~ 0.3 kilogram of/ton paper, more preferably 0.15 kilogram of/ton paper.
Wherein, said starch based reinforcing agent is: cationic starch.Its consumption is: 5 ~ 20 kilograms of/ton paper, preferred 10 ~ 15 kilograms of/ton paper, more preferably 15 kilograms of/ton paper.
The preparation method of said printing paper body paper provided by the invention may further comprise the steps:
1) slurrying, and in the paper pulp that makes, add internal sizing agent, filler, fluorescent whitening agent, the dyestuff of said ratio;
2) will go up the paper pulp that obtains of step and be sprayed onto on the forming web, dehydration then, oven dry (preceding drying) imposes the surface sizing starch of said ratio in top sizing portion (the not paper surface of bone dry);
3) behind the top sizing, oven dry again, the press polish ornamenting is curled into paper, processes body paper.
Among the above-mentioned preparation method:
In the step 1), slurrying is meant: with the slurry of paper pulp constituent described in the printing paper body paper through the slurry that looses, clean slurry, defibrination, screen and join slurry and prepare paper pulp.
In the step 1), can also in paper pulp, add the reservation auxiliary agent and the starch based reinforcing agent of said ratio.
Said defibrination is to carry out with fiberizer, with boiling of fiber or cut-out, increases the adhesion and the uniformity between the fiber.
In the step 3), the pressure of said press polish is: 30 ~ 60kg/cm
2
Used in the present invention filler, the source of adding ash content in also being.
The basis weight range of the printing paper body paper of producing through the method for the invention is 100 ~ 200gsm.Printing paper body paper provided by the invention through each component reasonable proportioning collocation, reaches collaborative effect; Make the paper whiteness can reach on 93%; Whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box), L value attenuation rate, a* value attenuation rate and b* value attenuation rate are all lower.Body paper exists the yellow partially problem of form and aspect to compare with prior art, has the characteristics of high whiteness, high color fastness and Gao Guangxiang, after coating, can satisfy Asian aesthetic requirement, and form and aspect are blue partially.And the COLOR FASTNESS of the high light printing paper after coating is better than prior art, stands the test of time and weather conditions, and keeping quality is better, has high economic and using value.
The specific embodiment
Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
Other not mentioned suppliers' material all is conventional materials that those skilled in the art can buy from market in the embodiment of the invention and the Comparative Examples.
The length of bleached chemical staple fibre of the present invention is 1 ~ 2 millimeter, and width is 15 ~ 30 microns; The long stapled length of bleached chemical is 3 ~ 5 millimeters, and width is 20 ~ 50 microns.
The structural formula of alkyl ketene dimer of the present invention (AKD) is following:
Wherein, R is C
12~ C
20Alkyl, preferred C
14~ C
18Alkyl, more preferably C
14Alkyl, C
16Alkyl or C
18Alkyl, or wherein two kinds or three kinds of combinations.
The structural formula of alkenyl succinic anhydride (ASA) is following:
Wherein, R is C
12~ C
20Alkyl, preferred C
16~ C
20Alkyl.
The present invention unit " kg/ton paper " occurs and refers to added material kilogram number in the finished paper per ton.The present invention occurs all referring to percentage by weight to the percentage sign " % " of former store list position.
Embodiment 1
1) slurrying: the slurry that 80% bleached chemical staple fibre (brand is Hainan Eucalyptus Al that the Jin Hai of APP slurry factory buys) and 20% bleached chemical long fiber (French Heavenly Palace, seeds are south pine and north pine) will be arranged through the slurry that looses, clean slurry, paste mill grinding, screen and join to starch and prepare paper pulp; The Canadian freedom of paper pulp is 350mL.
2) add wet-end chemicals; Promptly in the paper pulp that makes, add internal sizing agent: alkyl ketene dimer 10 kg/ton paper and alkenyl succinic anhydride 0.5 kg/ton paper; Filler: filler level winnofil (PCC) the 150 kg/ton paper that SMI company produces; Fluorescent whitening agent: the tetrasulfonic acid base fluorescent whitening agent TP liquid5 kg/ton paper that Indonesia Sinarwhite company produces, high light-fast property blue dyes: the Pergasol Blue2R30ppm of German BASF (BASF joint-stock company) company, the PergasolVioletBN50ppm of high light-fast property violet Germany BASF AG; Keep auxiliary agent: gather propionamide PL1510 according to the card chemical company; Consumption is 200ppm, the starch based reinforcing agent: the cationic starch SW4000P of Thailand SWI company, consumption are 10 kilograms of/ton paper.
3) top sizing: the paper pulp after interpolation of the last step wet-end chemicals is sprayed onto on the forming web; Dehydration then; Oven dry imposes cassava enzyme converted starch (cassava ative starch (starch before transforming) is supplied for Thailand SWI company) 25 kg/ton paper at the paper surface of bone dry not.
4) behind the top sizing, oven dry again, press polish (pressure: 45kg/cm
2) ornamenting, be curled into paper, process body paper.
The paper rerum natura:
Basic weight: 100gsm, whiteness: 93.00%, whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box) 2%, L value attenuation rate 1.8%, a* value attenuation rate 1.5%, b* value attenuation rate 1.6%
(remarks: whiteness/L/a*/b* is the index of expression paper whiteness and form and aspect, and the low more expression paper of attenuation rate form and aspect are stable more).
Embodiment 2
1) slurrying: the slurry that 70% bleached chemical staple fibre Hainan Eucalyptus AS of factory (Hainan Jin Hai slurry) and 30% bleached chemical long fiber (the good slurry that rises of Canada, seeds are north pine) will be arranged through the slurry that looses, clean slurry, paste mill grinding, screen and join to starch and prepare paper pulp; The Canadian freedom of paper pulp is 450mL.
2) add wet-end chemicals; Promptly in the paper pulp that makes, add internal sizing agent: alkyl ketene dimer 5 kg/ton paper and alkenyl succinic anhydride 1.0 kg/ton paper; Filler: the Suzhou triumphant nanometer of gold company produces filler level GCC (powdered whiting) SX-60 250 kg/ton paper, fluorescent whitening agent: the rising sun safe company in Taiwan produces tetrasulfonic acid base fluorescent whitening agent BUL4 kg/ton paper, high light-fast property blue dyes: the Pergasol Blue 2R 30ppm of German BASF AG; The Pergasol Violet BN of high light-fast property violet Germany BASF AG; 20ppm keeps auxiliary agent: according to card chemical company PLl510, consumption is 150ppm; The starch based reinforcing agent: the SW4000P of Thailand SWI company, consumption are 15 kilograms of/ton paper.
3) top sizing: the paper pulp that the last step was added after the wet-end chemicals is sprayed onto on the forming web, dehydration then, and oven dry imposes corn enzyme converted starch (the same) 30 kg/ton paper at the paper surface of bone dry not.
4) behind the top sizing, oven dry again, press polish (pressure: 60kg/cm
2) ornamenting, be curled into paper, process body paper.
Basic weight: 160gsm, whiteness: 93.00%, whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box) 2%, L value attenuation rate 1.6%, a* value attenuation rate 1.2%, b* value attenuation rate 1.1%.
Embodiment 3
1) slurrying: the slurry that 90% bleached chemical staple fibre (Indonesia APP produce Eucalyptus Hainan ALS fluff pulp) and 10% bleached chemical long fiber (Canadian MKZ company pine) will be arranged through the slurry that looses, clean slurry, paste mill grinding, screen and join to starch and prepare paper pulp; The Canadian freedom of paper pulp is 550mL.
2) add wet-end chemicals; Promptly in the paper pulp that makes, add internal sizing agent: alkyl ketene dimer 12 kg/ton paper; Filler: the Suzhou triumphant nanometer of gold company produces filler level GCC (source of ash content) SX-60 350 kg/ton paper, fluorescent whitening agent: the rising sun safe company in Taiwan produces tetrasulfonic acid base fluorescent whitening agent BUL 6 kg/ton paper, high light-fast property blue dyes: the Pergasol Blue 2R 50ppm of German BASF AG; The Pergasol Violet BN of high light-fast property violet Germany BASF AG; 20ppm keeps auxiliary agent: according to card chemical company PLl510, consumption is 300 ppm; The starch based reinforcing agent: the SW4000P of Thailand SWI company, consumption are 15 kilograms of/ton paper.
3) top sizing: the paper pulp after interpolation of the last step wet-end chemicals is sprayed onto on the forming web; Dehydration then; Oven dry imposes wheat enzyme converted starch (wheat ative starch (starch before transforming) is supplied for the positive company of Shanghai occasion) 30 kg/ton paper at the paper surface of bone dry not.
4) behind the top sizing, oven dry again, press polish (pressure: 30kg/cm
2) ornamenting, be curled into paper, process body paper.
The paper rerum natura:
Basic weight: 200gsm, whiteness: 93.00%, whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box) 1.9%, L value attenuation rate 1.7%, a* value attenuation rate 1.3%, b* value attenuation rate 1.4%.
Comparative Examples 1
The production technology of general in the market printing paper body paper: bleach chemical pulp through the slurry that looses, clean slurry, defibrination, screen, join the good then slurry of slurry; Add abrasive type calcium carbonate again as filler; Amount of filler is 350 kilograms of/ton paper, general anion blueness and the homemade dyestuff of violet; Consumption is respectively 40ppm and 45ppm, fluorescent whitening agent use the intelligent PL-1 of letter, and consumption is 3 kilograms of/ton paper, and positive retention agent adopts German BASF Percol47; Consumption is 200 ppm, obtains manufactured goods through starching and top sizing.
Basic weight: 100gsm, whiteness: 90.00%, whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box) 3.4%, L value attenuation rate 2.9%, a* value attenuation rate 3.5%, b* value attenuation rate 4.5%.
Comparative Examples 2
The production technology of general in the market printing paper body paper: bleach chemical pulp through the slurry that looses, clean slurry, defibrination, screen, join the good then slurry of slurry; Add abrasive type calcium carbonate again as filler; Amount of filler is 350 kilograms of/ton paper, general anion blueness and the homemade dyestuff of violet, and consumption is respectively 60ppm and 45ppm, does not add fluorescent whitening agent, and positive retention agent adopts German BASF Percol 47; Consumption is 200ppm, obtains manufactured goods through starching and top sizing.
Basic weight: 160gsm, whiteness: 87.00%, whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box) 3.3%, L value attenuation rate 4.5%, a* value attenuation rate 3.7%, b* value attenuation rate 4.1%.
Comparative Examples 3
The production technology of general in the market printing paper body paper: bleach chemical pulp through the slurry that looses, clean slurry, defibrination, screen, join the good then slurry of slurry; Add abrasive type calcium carbonate again as filler, amount of filler is 250 kilograms of/ton paper, does not add dyestuff that fluorescent whitening agent uses the development of evil in febrile disease 4 sulphur ANP; Consumption is 6 kilograms of/ton paper; Positive retention agent adopts German BASF Percol 47, and consumption is 200ppm, obtains manufactured goods through starching and top sizing.
Basic weight: 200gsm, whiteness: 89.00%, whiteness attenuation rate (continuous illumination in 14 days of daylight lamp box) 4.5%, L value attenuation rate 3.0%, a* value attenuation rate 3.8%, b* value attenuation rate 4.3%.
Though, the present invention has been done detailed description in the preceding text with general explanation and specific embodiments, on basis of the present invention, can to some modifications of do or improvement, this will be apparent to those skilled in the art.Therefore, these modifications or the improvement on the basis of not departing from spirit of the present invention, made all belong to the scope that requirement of the present invention is protected.
Claims (10)
1. printing paper body paper; Comprise paper pulp and additive; It is characterized in that said additive comprises the following composition that is added in the finished paper per ton: 5 ~ 15 kilograms of internal sizing agents, 120 ~ 400 kilograms of fillers; 2 ~ 10 kilograms of fluorescent whitening agents, 20 ~ 40 kilograms of starch are executed on 0.02 ~ 0.1 kilogram of dyestuff and surface.
2. printing paper body paper according to claim 1; It is characterized in that said additive comprises the following composition that is added in the finished paper per ton: 6 ~ 12 kilograms of internal sizing agents, 150 ~ 350 kilograms of fillers; 4 ~ 6 kilograms of fluorescent whitening agents, 25 ~ 30 kilograms of 0.05 ~ 0.08 kilogram of dyestuff and Cypres; Preferably, said additive comprises the following composition that is added in the finished paper per ton: 6 kilograms of internal sizing agents, 250 kilograms of fillers, 4 kilograms of fluorescent whitening agents, 30 kilograms of 0.05 kilogram of dyestuff and Cypres.
3. printing paper body paper according to claim 1 and 2 is characterized in that, said paper pulp is made up of following component in percentage by weight: bleached chemical staple fibre 70 ~ 100% and bleached chemical long fiber 0 ~ 30%; The Canadian freedom of said paper pulp is 350 ~ 550mL.
4. according to any described printing paper body paper of claim 1 ~ 3, it is characterized in that said fluorescent whitening agent is: tetrasulfonic acid base fluorescent whitening agent.
5. according to any described printing paper body paper of claim 1 ~ 4, it is characterized in that said dyestuff is: the anion direct dyes.
6. according to any described printing paper body paper of claim 1 ~ 5, it is characterized in that said internal sizing agent is: alkyl ketene dimer is or/and alkenyl succinic anhydride; Said filler is: calcium carbonate, talcum powder, mineral fibres, mica, titanium dioxide or filler level china clay; Said surface sizing starch is: tapioca, cornstarch, wheaten starch or farina.
7. according to any described printing paper body paper of claim 1 ~ 6, it is characterized in that said additive also comprises: keep auxiliary agent and starch based reinforcing agent.
8. printing paper body paper according to claim 7 is characterized in that, said reservation auxiliary agent is: polypropylene amine, and its consumption is: 0.1 ~ 0.5 kilogram of/ton paper, preferred 0.15 ~ 0.3 kilogram of/ton paper; Said starch based reinforcing agent is: cationic starch, its consumption is: 5 ~ 20 kilograms of/ton paper, preferred 10 ~ 15 kilograms of/ton paper.
9. the preparation method of any said printing paper body paper of claim 1 ~ 8 is characterized in that, may further comprise the steps:
1) slurrying, and in the paper pulp that makes, add internal sizing agent, filler, fluorescent whitening agent, the dyestuff of said ratio;
2) will go up the paper pulp that obtains of step and be sprayed onto on the forming web, dehydration then, oven dry imposes the surface sizing starch of said ratio at the paper surface of bone dry not;
3) behind the top sizing, oven dry again, the press polish ornamenting is curled into paper, processes body paper.
10. according to the preparation method of the said printing paper body paper of claim 9, it is characterized in that, in the step 1), in paper pulp, add the reservation auxiliary agent and the starch based reinforcing agent of said ratio; In the step 3), the pressure of said press polish is: 30 ~ 60kg/cm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102785619A CN102839570A (en) | 2012-08-07 | 2012-08-07 | Body paper of photographic paper, and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102785619A CN102839570A (en) | 2012-08-07 | 2012-08-07 | Body paper of photographic paper, and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102839570A true CN102839570A (en) | 2012-12-26 |
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| CN2012102785619A Pending CN102839570A (en) | 2012-08-07 | 2012-08-07 | Body paper of photographic paper, and preparation method thereof |
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| CN103215846A (en) * | 2013-03-25 | 2013-07-24 | 江阴比图特种纸板有限公司 | White photo album page paper and preparation method thereof |
| CN109403124A (en) * | 2018-10-25 | 2019-03-01 | 广东阿博特数码纸业有限公司 | A kind of smooth RC printing paper production technology |
| CN109680554A (en) * | 2018-11-26 | 2019-04-26 | 海盐昆植生物技术有限公司 | Plant petals/blade standard colorimetric paper |
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| CN109403124B (en) * | 2018-10-25 | 2021-06-25 | 广东阿博特数码纸业有限公司 | Production process of flat RC photographic paper |
| CN109680554A (en) * | 2018-11-26 | 2019-04-26 | 海盐昆植生物技术有限公司 | Plant petals/blade standard colorimetric paper |
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Application publication date: 20121226 |