CN108329416A - A kind of paper mill base dispersant with high efficiency and its preparation method and application - Google Patents
A kind of paper mill base dispersant with high efficiency and its preparation method and application Download PDFInfo
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- CN108329416A CN108329416A CN201810143992.1A CN201810143992A CN108329416A CN 108329416 A CN108329416 A CN 108329416A CN 201810143992 A CN201810143992 A CN 201810143992A CN 108329416 A CN108329416 A CN 108329416A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/04—Anhydrides, e.g. cyclic anhydrides
- C08F222/06—Maleic anhydride
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/35—Polyalkenes, e.g. polystyrene
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/55—Polyamides; Polyaminoamides; Polyester-amides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/28—Colorants ; Pigments or opacifying agents
Abstract
The invention belongs to fine chemicals field of new materials, and in particular to a kind of paper mill base dispersant with high efficiency and its preparation method and application.Paper mill base dispersant with high efficiency, it includes following components to prepare raw material：5~30 mass parts of hydrophobic monomer, 5~30 mass parts of hydrophilic monomer, 0.02~0.05 mass parts of initiator, 100~300 mass parts of organic solvent.Mill base produced by the present invention can be used for starching the mill base of interior copy paper coloring, strong with the affinity and binding force of fiber, can resist water body of manufacturing paper with pulp and rinse and mechanical force interference.
Description
Technical field
The invention belongs to fine chemicals field of new materials, and in particular to a kind of paper mill base dispersant with high efficiency and its preparation
Methods and applications.
Background technology
Coloured paper is coloured paper product, and dyestuff can be dissolved in water, has natural affinity with fiber, can be adsorbed on fiber surface
And it is internal, coloring is easy, coloring is apparent, thus is widely used in paper-making process, but dyeing paper product color fastness
Low, fugitive color is not durable, and coloured paper class is relatively low.Organic pigment is to have extremely strong Sun-proof fastness, color than the superior place of dyestuff
It is color bright-coloured lasting, it is the kind of high-grade coloured paper favor.But organic pigment is not soluble in water, cannot be bound directly with fiber, and coloring is tired
It is difficult.The excellent colour vividness and durability of aqueous color paste obtain more and more applications, but ink color in ink and coating
Dispersant cannot meet paper mill base performance used in slurry or coating mill base, it is necessary to strengthen the affinity and binding force with fiber,
Resistance manufacture paper with pulp water body rinse and mechanical force interference.
Invention content
To solve the disadvantage that the prior art and shortcoming, the primary purpose of the present invention is that providing a kind of paper mill base height
Imitate dispersant.
Another object of the present invention is to provide the above-mentioned paper preparation methods of mill base dispersant with high efficiency.
It is still another object of the present invention to provide the applications of mill base dispersant with high efficiency of above-mentioned paper.
The object of the invention is achieved through the following technical solutions：
A kind of paper mill base dispersant with high efficiency, it includes following components to prepare raw material：
The hydrophobic monomer is one or more in styrene, acrylate, methacrylate.
The hydrophilic monomer is acrylic acid, methacrylic acid, methylene-succinic acid, hydroxy-ethyl acrylate, acrylic acid hydroxypropyl
It is one or more in ester, acrylamide, Methacrylamide, maleic anhydride.
The hydrophilic monomer is preferably maleic anhydride.
Maleic anhydride is also maleic anhydride, is a kind of very hydrophilic containing two between carboxylic monomer, with hydrophobic monomer
Position polymerization, may be implemented the connection of hydrophilic-hydrophobic storeroom, increase the absorption to different substrate materials.Styrene-maleic anhydride copolymer
Object (SMA) is common polymer, for coated printing paper, is applied in common synthetic surface sizing agent in paper industry
Cloth body paper, loan, greaseproof, oil-Absorbing Sheets, carbon paper and copy paper etc. have the wet wearability, intensity, oil suction for improving paper
Property, absorbency, gas permeability, deflection and alkaline-resisting and resistance to polar organic solvent.Its mechanism of action is a large amount of on polymer molecule
Binding force enhances between carboxyl and fiber.Reaction equation is as follows
The initiator is solvent type radical initiator, preferably two isobutyl of benzoyl peroxide (BPO) and/or azo
Nitrile (AIBN) etc..
The organic solvent is one or more in benzene, toluene, acetone, butanone, ethyl alcohol etc..
The preparation method of above-mentioned paper mill base dispersant with high efficiency is by a certain amount of hydrophobic monomer and hydrophilic monomer in initiator
The lower polymerisation in solution of effect forms the dispersant with high efficiency solid of the hydrophilic radicals such as hydroxyl, carboxyl or amide groups；Reaction temperature is
65~90 DEG C, the reaction time is 1~2 hour.
The preparation method specifically includes following steps：Take 100~300 mass parts of organic solvent, 5~30 matter of hydrophobic monomer
Measure part, 0.01~0.18 mass parts of 5~30 mass parts of hydrophilic monomer and initiator, wherein hydrophobic monomer and hydrophilic monomer mass ratio
It is 1:1；Initiator part organic solvent dissolves, and is warming up to 65~90 DEG C, be added dropwise respectively remaining organic solvent, hydrophobic monomer,
In hydrophilic monomer and initiator solution to reaction vessel, react 1~2 hour, reaction mixture filters after being cooled to room temperature, and obtains
Solid product white powder is the paper mill base dispersant with high efficiency.
The initiator is the 0.1~0.3% of hydrophobic monomer and hydrophilic monomer gross mass.
When solid product dissolves, 60 DEG C or so are warming up to, ammonium hydroxide is slowly added dropwise and is all dissolved to solid, adds water to solid content
It is 40%, obtains light yellow viscous liquid product.
In above-mentioned preparation method, dispersant molecule amount size it is impacted because being known as monomer ratio, initiator type and use
Amount, solution type and dosage, reaction temperature and time etc..If initiator amount increases, molecular weight reduces.Other conditions can pass through
Experiment optimizes.Molecular structure is influenced by preparation condition.
When monomer is styrene and maleic anhydride, due to SMA molecule chain rigidities, when preparation, which passes through, changes monomer ratio
Small molecule alcohol is added in a solvent, is carried out in anhydrous conditions free-radical polymerized.After a certain period of time, benzene is precipitated in cooling for reaction
Ethylene-maleic acid solid is white depositions.
When monomer is styrene and maleic anhydride, it is preferable to use BPO is as initiator, in dispersant preparation process,
Solvent dissolves initiator B PO, monomer molar proportioning styrene: maleic anhydride (or hydrophobic monomer：Hydrophilic monomer) it is 1: 1, when poly-
When zoarium system is raised to reaction temperature, initiator B PO is added dropwise, wherein BPO mass fractions are 1 ‰~the 3 ‰ of monomer total amount.Solid produces
When object dissolves, 60 DEG C or so are warming up to, ammonium hydroxide is slowly added dropwise and is all dissolved to phenylethylene-maleic anhydride solid, adds water to and contains admittedly
Amount is 40%, obtains light yellow viscous liquid product.
Above-mentioned paper can be applied to field of papermaking with mill base dispersant with high efficiency, be used for paper coloring.
The application is as follows：
(1) toner disperses：First by 200 mass parts of water, paper 8~12 mass parts of mill base dispersant with high efficiency, toner 60~70
Mass parts, grinding distribution to 1000 nanometers of mill base granularity D50 ranges or less；
(2) mill base is prepared：100 mass parts resinas and 10 mass parts wetting agents will be added in dispersion toner in (1), mixes
30min or more obtains aqueous color paste；Adjustment aqueous color paste mass concentration 30~40%, preferably 30%；
(3) copy paper fixation：Aqueous color paste and required color fixing agent is added in slurry before coloured paper molding, mix 3 minutes or more, it copies
Paper.
The resina is preferably Takelac WS6021, is a kind of aqueous polyurethane of Mitsui chemical company production
Resin dispersion.The wetting agent preferably glycerine.
The color fixing agent is alum, polyamideepichlorohydrin (PAE), cationic polyacrylamide (CPAM), poly- diformazan
One kind in base diallyl ammonium chloride (PDADMAC), chitosan.
Aqueous color paste addition is the 1~2% of pulp quality, and color fixing agent addition is the mass parts of 0.5~2 mass parts/100
Paper pulp.The additive amount of aqueous color paste is based on its solid content.
Compared with prior art, the present invention has the following advantages and beneficial effects：
Mill base produced by the present invention can be used for starching the mill base of interior copy paper coloring, strong with the affinity and binding force of fiber,
Water body of manufacturing paper with pulp can be resisted to rinse and mechanical force interference.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
Paper pulp used in embodiment uses commercially available bleaching pulpboard, and by 100 grams of quantitative copy paper pieces, slurry is discongested 1 minute before copying, and is added
1% (to pulp quality) mill base and color fixing agent detect paper coloration.
The resina that embodiment uses is Takelac WS6021, is that one kind of Mitsui chemical company production is aqueous poly-
Urethane resin dispersion；Wetting agent is glycerine.
Embodiment 1
(1) preparation of dispersant：Take 100 mass parts of toluene, it is new steam 29 mass parts of styrene, 25 mass parts of maleic anhydride,
Initiator is all dissolved with 50 mass parts toluene, is delayed by 0.05 mass parts of initiator azodiisobutyronitrile (AIBN) at room temperature
Slowly remaining toluene, monomer styrene, maleic anhydride and initiator solution is added dropwise to reaction vessel, is kept stirring, reaction is mixed
It closes object and is heated to 80 DEG C, can be observed there is styrene-maleic anhydride copolymer precipitation to generate, stop heating after reacting 2h,
Reaction mixture filters after being cooled to room temperature, and it is the dispersant to obtain white powder.When solid product dissolves, it is warming up to 60
DEG C or so, ammonium hydroxide is slowly added dropwise and is all dissolved to phenylethylene-maleic anhydride solid, it is 40% to add water to solid content, is obtained yellowish
Color thick liquid product.
(2) toner disperses：First by 200 mass parts of water, 8 mass parts of dispersant, toner (Clariant blue toner, C.I.15：
3 is blue) 60 mass parts, grinding distribution to 1000 nanometers of mill base granularity D50 ranges or less.
(3) mill base is prepared：100 mass parts resinas and 10 mass parts wetting agents will be added in dispersion toner in (2), mixes
Certain time obtains aqueous color paste；Adjust aqueous color paste mass concentration 30%.
(4) copy paper fixation：Aqueous color paste (addition is the 1% of pulp quality) and required is added before coloured paper molding in slurry
1 mass parts of color fixing agent alum (to 100 mass parts paper pulp), mix 3 minutes or more, copy paper.After copy paper, coloured paper color is measured, it is blue
Color color density 1.2.Waste water absorbance 0.086.
It is dyed using conventional FBL blue dyes, under identical toner and color fixing agent dosage, coloured paper blue density 0.9, waste water is inhaled
Luminosity 0.121.
Embodiment 2
(1) preparation of dispersant：Take 100 mass parts of acetone, it is new steam 15 mass parts of styrene, 14 mass parts of maleic anhydride,
Initiator is all dissolved with 50 mass parts solvents, is delayed by 0.03 mass parts of initiator azodiisobutyronitrile (AIBN) at room temperature
Slow remaining acetone, monomer and the initiator solution of being added dropwise is kept stirring to reaction vessel, reaction mixture is heated to 85~
90 DEG C, it can be observed there is styrene-maleic anhydride copolymer precipitation to generate, stop heating after reacting 1.5h, reaction mixture is cold
But to filtering after room temperature, it is the dispersant to obtain white powder.When solid product dissolves, 60 DEG C or so are warming up to, slowly
Ammonium hydroxide is added dropwise all to dissolve to phenylethylene-maleic anhydride solid, it is 40% to add water to solid content, obtains light yellow viscous liquid production
Product.
(2) toner disperses：First by 200 mass parts of water, 8 mass parts of dispersant, toner (Clariant blue toner, C.I.15：
3 is blue) 60 mass parts, grinding distribution to 1000 nanometers of mill base granularity D50 ranges or less.
(3) mill base is prepared：100 mass parts resinas and 10 mass parts wetting agents will be added in dispersion toner in (2), mixes
Certain time obtains aqueous color paste；Adjust aqueous color paste mass concentration 30%.
(4) copy paper fixation：Aqueous color paste (addition is the 1% of pulp quality) and required is added before coloured paper molding in slurry
1 mass parts of color fixing agent wet strength agent polyamideepichlorohydrin (to 100 mass parts paper pulp), mix 3 minutes or more, copy paper.Copy paper
Afterwards, coloured paper color, blue color density 1.2 are measured.Waste water absorbance 0.086.
It is dyed using conventional FBL blue dyes, under identical toner and color fixing agent dosage, coloured paper blue density 0.9, waste water is inhaled
Luminosity 0.121.
Embodiment 3
(1) preparation of dispersant：Take 150 mass parts of acetone, 5 mass parts of styrene monomer, 1 mass parts of butyl acrylate,
1 mass parts of methacrylic acid, 1 mass parts of acrylamide, 5 mass parts of maleic anhydride, 0.01 mass parts benzoyl peroxide BPO,
50 mass parts solvents of initiator B PO are dissolved, are warming up to 70 DEG C, residual solvent, monomer and initiator solution are added dropwise respectively and arrives
In reaction vessel, react 2 hours.Reaction mixture filters after being cooled to room temperature, and it is the dispersant to obtain white powder.Gu
When body product dissolves, 60 DEG C or so are warming up to, ammonium hydroxide is slowly added dropwise and is all dissolved to phenylethylene-maleic anhydride solid, adds water to
Solid content is 40%, obtains light yellow viscous liquid product.
(2) toner disperses：First by 200 mass parts of water, 12 mass parts of dispersant, toner (Clariant blue toner,
C.I.15：3 is blue) 70 mass parts, grinding distribution to 1000 nanometers of mill base granularity D50 ranges or less.
(3) mill base is prepared：100 mass parts resinas and 10 mass parts wetting agents will be added in dispersion toner in (2), mixes
Certain time obtains aqueous color paste；Adjust aqueous color paste mass concentration 30%.
(4) copy paper fixation：Aqueous color paste (addition is the 1% of pulp quality) and required is added before coloured paper molding in slurry
2 mass parts of color fixing agent polydimethyl diallyl ammonium chloride (PDADMAC) (to 100 mass parts paper pulp), mix 3 minutes or more,
Copy paper.After copy paper, coloured paper color, blue color density 1.12 are measured.Waste water absorbance 0.095.
It is dyed using conventional FBL blue dyes, under identical toner and color fixing agent dosage, coloured paper blue density 0.9, waste water is inhaled
Luminosity 0.121.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (9)
1. a kind of paper mill base dispersant with high efficiency, which is characterized in that it includes following components to prepare raw material：
2. a kind of paper mill base dispersant with high efficiency according to claim 1, which is characterized in that the hydrophobic monomer is benzene
It is one or more in ethylene, acrylate, methacrylate.
3. a kind of paper mill base dispersant with high efficiency according to claim 1, which is characterized in that the hydrophilic monomer is propylene
Acid, methacrylic acid, methylene-succinic acid, hydroxy-ethyl acrylate, hydroxypropyl acrylate, acrylamide, Methacrylamide, horse
Come one or more in acid anhydrides.
4. a kind of paper mill base dispersant with high efficiency according to claim 1, which is characterized in that the hydrophilic monomer is Malaysia
Acid anhydrides.
5. a kind of paper mill base dispersant with high efficiency according to claim 1, which is characterized in that the initiator is peroxidating
Benzoyl and/or azodiisobutyronitrile.
6. a kind of paper mill base dispersant with high efficiency according to claim 1, which is characterized in that the organic solvent be benzene,
It is one or more in toluene, acetone, butanone, ethyl alcohol.
7. claim 1 to 6 any one of them paper preparation method of mill base dispersant with high efficiency, which is characterized in that including with
Lower step：Take 100~300 mass parts of organic solvent, 5~30 mass parts of hydrophobic monomer, 5~30 mass parts of hydrophilic monomer and initiation
0.01~0.18 mass parts of agent, wherein hydrophobic monomer and hydrophilic monomer mass ratio are 1:1；Initiator is molten with part organic solvent
Solution, is warming up to 65~90 DEG C, and remaining organic solvent, hydrophobic monomer, hydrophilic monomer and initiator solution are added dropwise respectively and holds to reaction
It in device, reacts 1~2 hour, reaction mixture filters after being cooled to room temperature, and it is that the paper is used to obtain solid product white powder
Mill base dispersant with high efficiency.
8. application of claim 1 to 6 any one of them paper with mill base dispersant with high efficiency in field of papermaking.
9. application according to claim 8, which is characterized in that be as follows：
(1) first by 200 mass parts of water, paper 8~12 mass parts of mill base dispersant with high efficiency, 60~70 mass parts of toner, grinding point
It is dissipated to 1000 nanometers of mill base granularity D50 ranges or less；
(2) 100 mass parts resinas and 10 mass parts wetting agents will be added in dispersion toner in (1), mixes certain time, obtains
Aqueous color paste；Adjust aqueous color paste mass concentration 30~40%；
(3) aqueous color paste and color fixing agent is added in slurry before coloured paper molding, mixes certain time, copy paper.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110878494A (en) * | 2019-12-03 | 2020-03-13 | 佛山市长盛兴隆装饰材料有限公司 | Metal powder water-based emulsion, preparation method thereof and melamine wood grain paper |
| CN110924224A (en) * | 2019-11-27 | 2020-03-27 | 广东轻工职业技术学院 | Color paste fixing agent for paper and preparation method and application thereof |
| CN113355942A (en) * | 2021-05-17 | 2021-09-07 | 明光科迪新材料有限公司 | Color paste for internal coloring of paper pulp and preparation method thereof |
| CN113605082A (en) * | 2021-07-30 | 2021-11-05 | 奥仕集团有限公司 | Method for preventing dye from fading by using fluorescent whitening slurry |
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| CN107200807A (en) * | 2017-06-09 | 2017-09-26 | 封开县嘉诚纸业有限公司 | A kind of paper nano color paste dispersant and preparation method and application |
| CN107523143A (en) * | 2017-08-08 | 2017-12-29 | 江苏丽王科技股份有限公司 | A kind of general no fat mill base of water nano and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102653578A (en) * | 2011-03-04 | 2012-09-05 | 武陟县智辉化工有限责任公司 | Method for synthesizing styrene-maleic anhydride polymer through precipitation |
| CN107200807A (en) * | 2017-06-09 | 2017-09-26 | 封开县嘉诚纸业有限公司 | A kind of paper nano color paste dispersant and preparation method and application |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924224A (en) * | 2019-11-27 | 2020-03-27 | 广东轻工职业技术学院 | Color paste fixing agent for paper and preparation method and application thereof |
| CN110878494A (en) * | 2019-12-03 | 2020-03-13 | 佛山市长盛兴隆装饰材料有限公司 | Metal powder water-based emulsion, preparation method thereof and melamine wood grain paper |
| CN113355942A (en) * | 2021-05-17 | 2021-09-07 | 明光科迪新材料有限公司 | Color paste for internal coloring of paper pulp and preparation method thereof |
| CN113605082A (en) * | 2021-07-30 | 2021-11-05 | 奥仕集团有限公司 | Method for preventing dye from fading by using fluorescent whitening slurry |
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Application publication date: 20180727 |