CN105714599B - A kind of preparation method of lightweight paper coating - Google Patents
A kind of preparation method of lightweight paper coating Download PDFInfo
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- CN105714599B CN105714599B CN201610091881.1A CN201610091881A CN105714599B CN 105714599 B CN105714599 B CN 105714599B CN 201610091881 A CN201610091881 A CN 201610091881A CN 105714599 B CN105714599 B CN 105714599B
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- lightweight paper
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/385—Oxides, hydroxides or carbonates
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/40—Coatings with pigments characterised by the pigments siliceous, e.g. clays
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/54—Starch
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H19/58—Polymers or oligomers of diolefins, aromatic vinyl monomers or unsaturated acids or derivatives thereof
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Paper (AREA)
Abstract
The present invention relates to chemical fields, are related to a kind of preparation method of lightweight paper coating.Including following substance: pigment, dispersing agent, latex, tapioca, high-efficiency adhesion agent, water repellent agent, lubricant, PH regulator.Preparation process is slowly added to dispersing agent, high speed dispersion 20-25 minutes, the revolving speed of high speed dispersion was 700-1000 revs/min the following steps are included: dosing chamber is added in pigment；Tapioca, latex, high-efficiency adhesion agent are added to the water tanning in proportion, tanning terminates to feed the mixture into, and sodium hydroxide is added and adjusts pH to 8.5-9.0, and water repellent agent, lubricant is added, and low speed disperses 20 minutes, adjusts pH in 8.5-9.0, obtains coating.Formulation for coating material of the new application of invention in lightweight paper and the method at production can not only reduce production cost, but also can increase substantially paper index, have very high practical value and huge market potential.
Description
Technical field
The present invention relates to chemical fields, are related to the preparation method more particularly to a kind of system of lightweight paper coating of a kind of coating
Preparation Method.
Background technique
Light weight coated paper is that a kind of coating weight is lower, quantifies not necessarily low coating paper, abbreviation lightweight paper.The property of this paper
Can be between art paper and offset paper, color print effect art paper compares favourably, its opacity, smoothness, glossiness and
Printability is all fine.This paper is at low cost, between art paper and offset paper.At abroad, lightweight paper is to develop in recent years
Fastest paper product, this is because the characteristics of there is lightweight paper product printing performance to be basically unchanged, but cost is greatly lowered,
To which market is increasing.And current domestic cultural paper from the papers for books and periodicals of market main product, wood-free paper to changing into gently
Paper is applied, is the process that a product printing performance increases but cost greatly improves, thus leads to domestic lightweight paper at present
Market development is slow.The research and development technology of lightweight paper also advancing, from coating pigment, coating technique, coating apparatus
It further updates and is further decreased to lightweight paper body paper is quantitative.The emphasis of further investigation is still to improve or ensuring printing
Cost is also reduced or control as far as possible while energy.
The fibrous raw material of lightweight paper is generally needle-leaved wood fibre bleach chemical pulp and accounts for 40%, groundwood pulp (or TMP, CTMP)
60% is accounted for, fibrous raw material mechanical pulp accounts for large percentage in traditional processing technology, and the performance improvement agent being added in formula is less, domestic
Outside to the research of this respect there is also serious vacancy, lead to texture of paper produced, printing performance, intensity etc. at present
Index it is lower, it is more difficult to meet the market demand.
Summary of the invention
The present invention more low is asked for the index of prior art texture of paper produced, printing performance, intensity etc.
Topic, provides a kind of lightweight paper preparation method for coating.In order to achieve the above object, the technical solution of the present invention is as follows:
A kind of lightweight paper preparation method for coating, each raw material includes following object according to parts by weight in the lightweight paper coating
Matter:
The raw material further includes pH adjusting agent, and the pH adjusting agent is sodium hydroxide；The solid content of the raw material is 40-
60%；Preparation process the following steps are included:
(1) dosing chamber is added in pigment, is slowly added to dispersing agent, high speed dispersion 20-25 minutes, the revolving speed of high speed dispersion was
700-1000 revs/min, obtain mixture a；
(2) tapioca, latex, high-efficiency adhesion agent are added to the water tanning in proportion, obtain mixture after tanning
b；
(3) mixture b is added in the resulting mixture a of step (1), sodium hydroxide is added and adjusts pH to 8.5-9.0,
Obtain mixture c；
(4) water repellent agent, lubricant are added in the mixture c in step (3), low speed disperses 20 minutes, and low speed dispersed
Sodium hydroxide is added in journey and adjusts pH in 8.5-9.0, obtains coating d.
Preferably, the high-efficiency adhesion agent is made by following methods: 1-2 parts by weight anion emulsifier, 12-50 weight
Part chitosan, the mixing of 8-16 parts by weight vinyl-containing monomers, in nitrogen atmosphere, react 2-3 hours at a temperature of 110-120 DEG C；
Cool to 70-80 DEG C；Carboxyl group-containing monomer 4-10 parts by weight are added, 0.5-1 parts by weight initiator is reacted 5-6 hours, obtained milky white
The high-efficiency adhesion agent of color.
Preferably, the initiator be at least one of potassium peroxydisulfate, sodium peroxydisulfate, ammonium persulfate, it is described yin from
Sub- emulsifier is lauryl sodium sulfate and/or octyl phenol polyoxyethylene ether -10；Vinyl-containing monomers are that carbon atom number exists
The chain alkyl or alkyl containing phenyl ring of 3-18；Carboxyl group-containing monomer is chain alkyl of the carbon atom number in 4-10.
Preferably, the dispersing agent is at least one of acrylates, polyacrylate, carboxylic acid sodium salt.
Preferably, water repellent agent is at least one of glyoxal, modified glyoxal, PAPU, inorganic zirconium salts.
Preferably, the lubricant is at least one of water-soluble calcium stearate, fatty acid amine, polyethylene wax.
Preferably, the pigment is at least one of precipitated calcium carbonate, powdered whiting, china clay；The latex is
Styrene-butadiene latex.
Compared with prior art, the advantages and positive effects of the present invention are, the present invention is in the preparation side of lightweight paper coating
Dispersing agent is added in method, pigment and dispersing agent carry out high speed dispersion process first, other substances then sequentially added, so that respectively
Raw material mixes more uniform in a relatively short period of time, improves the surface gloss of paper, the surface for effectively reducing paper is thick
Rugosity；Tapioca, latex, high-efficiency adhesion agent are previously added subsequent use again after the completion of tanning in water, continuous during tanning
Stirring, enhances the plybonding effect of several substances, further enhances the surface strength of subsequent paper；In addition, in production process
In constantly control the pH value of entire mixed liquor with sodium hydroxide, while to also improve paper raw for the addition of water repellent agent and lubricant etc.
The stability of production improves the whole synthesis performance of paper.Therefore, the new application of invention is matched in the coating of lightweight paper
Side and method at production, can not only reduce production cost, but also can increase substantially paper index, have very high practical value and huge
Big market potential.
Specific embodiment
To better understand the objects, features and advantages of the present invention, right combined with specific embodiments below
The present invention is described further.It should be noted that in the absence of conflict, the spy in embodiments herein and embodiment
Sign can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other modes described herein are different from, therefore, the present invention is not limited to the specific of specification is described below
The limitation of embodiment.
Embodiment 1, the present embodiment provides a kind of preparation methods of lightweight paper coating.It is as follows that high-efficiency adhesion agent is prepared first:
Successively weigh 2g lauryl sodium sulfate, 38g chitosan, the mixing of 10g styrene, then under nitrogen protection, 120 DEG C of reactions 2
Hour；After reaction, 80 DEG C are cooled to, methacrylic acid 5g is then added, 0.5g potassium peroxydisulfate reacts 5 hours, obtains cream
White high-efficiency adhesion agent.Each substance is formulated as follows in parts by weight in coating: 100 parts of precipitated calcium carbonate pigment, sodium acrylate 0.1
Part, 5 parts of styrene-butadiene latex, 4 parts of tapioca, 0.5 part of high-efficiency adhesion agent, 0.4 part of glyoxal, 0.1 part of water-soluble calcium stearate.System
Standby step is that dosing chamber is added in prepare 95 grades of GCC first；Then dispersing agent is slowly added into dosing chamber, high speed dispersion 25
Minute；Tapioca, latex, high-efficiency adhesion agent have been endured in addition, and sodium hydroxide is added and adjusts pH to 9.0；Water repellent agent, profit is added
Lubrication prescription, low speed dispersion are shut down after twenty minutes, prepare coating pH value 9.0, viscosity 350-400.
Embodiment 2, the present embodiment provides a kind of preparation methods of lightweight paper coating.It is as follows that high-efficiency adhesion agent is prepared first:
It successively weighs 1.5g octyl phenol polyoxyethylene ether -10,40g chitosan, 8g styrene and is mixed, then protected in nitrogen
Under shield, reacted 3 hours at a temperature of 110 DEG C；70 DEG C are cooled to after reaction, sequentially add methacrylate 5g, 0.5g mistake
Sodium sulphate reacts 6 hours, obtains milky high-efficiency adhesion agent.Coating is as follows: each substance matches in parts by weight is, weight
80 parts of matter calcium carbonate, 20 parts of precipitated calcium carbonate, 0.15 part of Sodium Polyacrylate, 7 parts of styrene-butadiene latex, 3 parts of tapioca, efficient gluing
0.65 part of agent, 0.2 part of inorganic zirconium salts, 0.1 part of fatty acid amine, solution sodium hydroxide adjusts pH and is adjusted to 9, Ke Jiashui to be contained admittedly
Amount 50% or so.Specific step is as follows: dosing chamber is added in the GCC prepared and PCC；Dispersing agent is slowly added into dosing chamber,
High speed dispersion 25 minutes；Tapioca, latex, high-efficiency adhesion agent have been endured in addition, and sodium hydroxide is added and adjusts pH to 9.0；Add
Enter water repellent agent, lubricant, low speed dispersion is shut down after twenty minutes, prepares coating pH value 9.0, viscosity 350-400.
Embodiment 3, the present embodiment provides a kind of preparation methods of lightweight paper coating.It is as follows that high-efficiency adhesion agent is prepared first:
Successively weigh 1g octyl phenol polyoxyethylene ether -10 and 1g lauryl sodium sulfate, 50g chitosan, 16g styrene and by its
Mixing, then under nitrogen protection, reacts 2.5 hours at a temperature of 115 DEG C；80 DEG C are cooled to after reaction, sequentially add first
Base acrylate 5g, 0.5g ammonium persulfate reacts 5.5 hours, obtains milky high-efficiency adhesion agent.Coating is as follows: each object
Matter matches in parts by weight, 20 parts of china clay, 0.1 part of Sodium Polyacrylate, 8 parts of styrene-butadiene latex, 4 parts of tapioca, efficient gluing
0.7 part of agent, modified 0.4 part of glyoxal, 0.1 part of polyethylene wax, solution sodium hydroxide adjust pH to 9, Ke Jiashui and are adjusted to admittedly
Content 50% or so.Specific step is as follows: the china clay prepared and dispersing agent being slowly added into dosing chamber, high speed dispersion 25 is divided
Clock；Tapioca, latex, high-efficiency adhesion agent have been endured in addition, and sodium hydroxide is added and adjusts pH to 9.0；Water repellent agent, lubrication is added
Agent, low speed dispersion are shut down after twenty minutes, prepare coating pH value 9.0, viscosity 380 or so.
The coating that embodiment 1 to 3 is obtained is applied on body paper, the quantification of 54g/m of body paper2, positive and negative coating weight is all 4g/
m2, specific data are as shown in table 1.
Performance test results after on the body paper of the coating of coating made from 1 embodiment 1-3 of table
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
It imitates embodiment and is applied to other fields, but without departing from the technical solutions of the present invention, according to the technical essence of the invention
Any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the protection scope of technical solution of the present invention.
Claims (6)
1. a kind of lightweight paper preparation method for coating, which is characterized in that each raw material wraps according to parts by weight in the lightweight paper coating
Include following substance:
The raw material further includes pH adjusting agent, and the pH adjusting agent is sodium hydroxide；The solid content of the raw material is 40-60%；
Preparation process the following steps are included:
(1) dosing chamber is added in pigment, is slowly added to dispersing agent, high speed dispersion 20-25 minutes, the revolving speed of high speed dispersion was 700-
1000 revs/min, obtain mixture a；
(2) tapioca, latex, high-efficiency adhesion agent are added to the water tanning in proportion, mixture b is obtained after tanning；
(3) mixture b is added in the resulting mixture a of step (1), sodium hydroxide is added and adjusts pH to 8.5-9.0, obtains
Mixture c；
(4) water repellent agent, lubricant are added in the mixture c in step (3), low speed disperses 20 minutes, in low speed dispersion process
Sodium hydroxide is added and adjusts pH in 8.5-9.0, obtains coating d；
The high-efficiency adhesion agent is made by following methods: 1-2 parts by weight anion emulsifier, 12-50 parts by weight chitosan, 8-16
The mixing of parts by weight vinyl-containing monomers, in nitrogen atmosphere, reacts 2-3 hours at a temperature of 110-120 DEG C；Cool to 70-80 DEG C；
4-10 parts by weight carboxyl group-containing monomer is added, 0.5-1 parts by weight initiator reacts 5-6 hours, obtains milky efficient gluing
Agent.
2. a kind of lightweight paper preparation method for coating according to claim 1, which is characterized in that the initiator is persulfuric acid
At least one of potassium, sodium peroxydisulfate, ammonium persulfate, the anion emulsifier are lauryl sodium sulfate and/or octyl
Phenol polyoxyethylene ether -10；Vinyl-containing monomers are chain alkyl of the carbon atom number in 3-18 or alkyl containing phenyl ring；List containing carboxyl
Body is chain alkyl of the carbon atom number in 4-10.
3. a kind of lightweight paper preparation method for coating according to claim 1, which is characterized in that the dispersing agent is acrylic acid
At least one of salt, polyacrylate, carboxylic acid sodium salt.
4. a kind of lightweight paper preparation method for coating according to claim 1, which is characterized in that water repellent agent is glyoxal, changes
At least one of property glyoxal, PAPU, inorganic zirconium salts.
5. a kind of lightweight paper preparation method for coating according to claim 1, which is characterized in that the lubricant is water solubility
At least one of calcium stearate, fatty acid amine, polyethylene wax.
6. a kind of lightweight paper preparation method for coating according to claim 1, which is characterized in that the pigment is lightweight carbonic acid
At least one of calcium, powdered whiting, china clay；The latex is styrene-butadiene latex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610091881.1A CN105714599B (en) | 2016-02-19 | 2016-02-19 | A kind of preparation method of lightweight paper coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610091881.1A CN105714599B (en) | 2016-02-19 | 2016-02-19 | A kind of preparation method of lightweight paper coating |
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| CN105714599A CN105714599A (en) | 2016-06-29 |
| CN105714599B true CN105714599B (en) | 2019-05-03 |
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| CN201610091881.1A Active CN105714599B (en) | 2016-02-19 | 2016-02-19 | A kind of preparation method of lightweight paper coating |
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| CN112160186A (en) * | 2020-08-18 | 2021-01-01 | 金东纸业（江苏）股份有限公司 | Coating and preparation method thereof, coated paper and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230300A (en) * | 2011-04-22 | 2011-11-02 | 金华盛纸业（苏州工业园区）有限公司 | Digital carbonless copy paper |
| CN102321997A (en) * | 2011-09-16 | 2012-01-18 | 金华盛纸业（苏州工业园区）有限公司 | Copperplate board coating |
| CN104017137A (en) * | 2014-06-03 | 2014-09-03 | 山东源根石油化工有限公司 | An efficient paint adhesive and an application method thereof |
| CN105254800A (en) * | 2015-11-05 | 2016-01-20 | 浩力森涂料（上海）有限公司 | Acrylate emulsion used for water-based metallic paint and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008013085A1 (en) * | 2006-07-25 | 2008-01-31 | Nippon Paper Chemicals Co., Ltd. | Modified polyolefin resin and uses thereof |
-
2016
- 2016-02-19 CN CN201610091881.1A patent/CN105714599B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230300A (en) * | 2011-04-22 | 2011-11-02 | 金华盛纸业（苏州工业园区）有限公司 | Digital carbonless copy paper |
| CN102321997A (en) * | 2011-09-16 | 2012-01-18 | 金华盛纸业（苏州工业园区）有限公司 | Copperplate board coating |
| CN104017137A (en) * | 2014-06-03 | 2014-09-03 | 山东源根石油化工有限公司 | An efficient paint adhesive and an application method thereof |
| CN105254800A (en) * | 2015-11-05 | 2016-01-20 | 浩力森涂料（上海）有限公司 | Acrylate emulsion used for water-based metallic paint and preparation method thereof |
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