CN105883880A - Preparation method of sheet superfine calcium carbonate for paper coating - Google Patents
Preparation method of sheet superfine calcium carbonate for paper coating Download PDFInfo
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- CN105883880A CN105883880A CN201610218715.3A CN201610218715A CN105883880A CN 105883880 A CN105883880 A CN 105883880A CN 201610218715 A CN201610218715 A CN 201610218715A CN 105883880 A CN105883880 A CN 105883880A
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- calcium carbonate
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- paper coating
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/182—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
- C01F11/183—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds the additive being an organic compound
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- General Health & Medical Sciences (AREA)
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- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
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Abstract
The invention discloses a preparation method of sheet superfine calcium carbonate for paper coating. The preparation method of sheet superfine calcium carbonate for paper coating comprises steps as follows: (1) qualified limestone is put into a calcinator, superheated steam at the pressure of 3.6-3.9 Mpa is introduced, the pressure inside the calcinator is reduced to 2.3-3.1 MPa through a regulating valve, and heating is performed to slake the limestone; (2) multistage separation is performed to remove impurity particles in a calcined product, and a calcium hydroxide suspension is obtained and diluted to 1.5-4.5 mol/L; (3) sufficient carbon monoxide is introduced and a crystal forming agent is added till the product is thoroughly carbonized; (4) acid liquid is mixed in a product obtained in the step (3), lime kiln gas is introduced, the mixture is fully stirred for 10-20 minutes, and the weight ratio of the mixed acid liquid to the product obtained in the step (3) is 1:15-1:20; (5) the product obtained in the step (4) is dehydrated, dried and subjected to surface treatment, and sheet superfine calcium carbonate for paper coating is obtained. The preparation method has the advantages that the obtained final product has excellent quality, high yield, small influence on environment pollution and better technological effect.
Description
Technical field
The present invention relates to the preparation method of a kind of papermaking coating flake ultrafine calcium carbonate, belong to calcium
The preparing technical field of carbonate.
Background technology
Calcium carbonate superfine powder refers to primary partical particle diameter calcium carbonate between 0.02-0.1 μm, is day
Originally take the lead in developing, be the most cheap a kind of nano material, the special amount that it is had
Sub-dimensional effect, small-size effect, skin effect so that it is mending compared with conventional powder material
The aspects such as epistasis, the transparency, dispersibility, thixotropy and levelability all demonstrate obvious advantage,
Especially active superfine calcium carbonate, has the feature of functional stuffing, thus has significantly widened it and answered
By scope, its toughened and reinforced effect significantly improve and improve relevant industries properties of product and
Quality.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of papermaking coating flake ultrafine carbonic acid
The preparation method of calcium.
The present invention is achieved through the following technical solutions.
A kind of preparation method of papermaking coating flake ultrafine calcium carbonate, step includes:
(1) limestone qualified for quality is inserted in calcining furnace, be passed through 3.6-3.9Mpa overheated
Steam, the pressure in calcining furnace is reduced to 2.3～3.1MPa, carries out heating and make stone by regulation valve
Lime stone digests；
(2) multiple stage separation removes the impurity particle of calcined material, obtains calcium hydroxide suspension also
It is diluted to 1.5-4.5mol/L；
(3) it is passed through enough CO (carbon monoxide converter) gas, and adds into brilliant agent until carbonization is complete,
Brilliant agent is become to include 10%-20% ethylene glycol, OPEO by mass percentage
5%-10%, dibenzyl cumenyl phenol 1%-5%, double, tributyl phenol polyoxyethylene ether
1%-5%, gelatin 30%-50%, triethanolamine 10%-20%, glycerin polyoxyethylene ether polyoxy
Propylene ether fatty acid ester 10%-15%, sodium alklyarylsulfonate 10%-15%；
(4) in the product that (3) obtain, enter mix acid liquor, and be passed through lime-kiln gas and be allowed to
PH value, at 6.5-6.8, is sufficiently stirred for 10-20 minute, mix acid liquor and the weight of (3) product
Amount ratio at 1:15-1:20, mix acid liquor include percentage by weight levulic acid 10%-20%,
Lactic acid 30%-50%, oxalic acid 30%-40%；
(5) product that (4) obtain was entered dehydration, be dried, surface process after obtain papermaking
It is coated with flake ultrafine calcium carbonate.
Further, (1) heating and temperature control is at 800 DEG C-1200 DEG C.
Further, the product that (1) is first obtained before multiple stage separation removes calcined material by (2)
Pulverize.
Further, the pulverizing of (2): the float (1) obtained sends into high-speed cutting powder
Broken machine, by rotational speed regulation to 6000-7000 rev/min, is crushed to particle diameter in 50 μm
Below.
Further, (2) multiple stage separation uses the operation of multistage rotary filter press.
Beneficial effects of the present invention:
The selection becoming brilliant agent is more fitted whole technological process, got to the crystallization control that selection is definite
Preparation controls the effect of calcium carbonate granule pattern, it is thus achieved that end product quality is outstanding, yield rate
Height, environmental pollution impact simultaneously is little, and technological effect is preferable.
Detailed description of the invention
Below according to embodiment, the present invention is described in further detail.
Case study on implementation 1:
The papermaking coating preparation method of flake ultrafine calcium carbonate, step includes:
(1) limestone qualified for quality is inserted in calcining furnace, is passed through 3.7Mpa superheated steam,
Pressure in calcining furnace is reduced to 2.5MPa by regulation valve, carries out heating and makes lime carbonate slaking,
Heating and temperature control is at 800 DEG C-1200 DEG C；
(2) product first (1) obtained is pulverized, and the float (1) obtained sends into height
Speed cutting mill, by rotational speed regulation to 6000-7000 rev/min, is crushed to particle diameter and is existed
Below 50 μm, multistage rotary filter press removes the impurity particle of calcined material, obtains calcium hydroxide and hangs
Supernatant liquid is also diluted to 4.0mol/L；
(3) it is passed through enough CO (carbon monoxide converter) gas, and adds into brilliant agent until carbonization is complete,
Brilliant agent is become to include 15% ethylene glycol, OPEO 8%, dibenzyl by mass percentage
Base cumenyl phenol 3%, double, tributyl phenol polyoxyethylene ether 4%, gelatin 33%, three second
Hydramine 15%, glycerin polyoxyethylene ether polyoxypropylene ether fatty acid ester 10%, alkylaryl sulphur
Acid sodium 12%；
(4) in the product that (3) obtain, enter mix acid liquor, and be passed through lime-kiln gas and be allowed to
PH value, at 6.5-6.8, is sufficiently stirred for 10-20 minute, mix acid liquor and the weight of (3) product
Amount ratio is at 1:15-1:20, and mix acid liquor includes the levulic acid 15% of percentage by weight, lactic acid
45%, oxalic acid 40%；
(5) product that (4) obtain was entered dehydration, be dried, surface process after obtain papermaking
It is coated with flake ultrafine calcium carbonate.
Case study on implementation 2:
The papermaking coating preparation method of flake ultrafine calcium carbonate, step includes:
(1) limestone qualified for quality is inserted in calcining furnace, is passed through 3.8Mpa superheated steam,
Pressure in calcining furnace is reduced to 3.0MPa by regulation valve, carries out heating and makes lime carbonate slaking,
Heating and temperature control is at 800 DEG C-1200 DEG C；
(2) product first (1) obtained is pulverized, and the float (1) obtained sends into height
Speed cutting mill, by rotational speed regulation to 6000-7000 rev/min, is crushed to particle diameter and is existed
Below 50 μm, multistage rotary filter press removes the impurity particle of calcined material, obtains calcium hydroxide and hangs
Supernatant liquid is also diluted to 4.0mol/L；
(3) it is passed through enough CO (carbon monoxide converter) gas, and adds into brilliant agent until carbonization is complete,
Brilliant agent is become to include 13% ethylene glycol, OPEO 10%, two by mass percentage
Benzyl cumenyl phenol 5%, double, tributyl phenol polyoxyethylene ether 4%, gelatin 31%, three
Ethanolamine 10%, glycerin polyoxyethylene ether polyoxypropylene ether fatty acid ester 15%, alkylaryl
Sodium sulfonate 12%；
(4) in the product that (3) obtain, enter mix acid liquor, and be passed through lime-kiln gas and be allowed to
PH value, at 6.5-6.8, is sufficiently stirred for 10-20 minute, mix acid liquor and the weight of (3) product
Amount ratio is at 1:15-1:20, and mix acid liquor includes the levulic acid 20% of percentage by weight, lactic acid
50%, oxalic acid 30%；
(5) product that (4) obtain was entered dehydration, be dried, surface process after obtain papermaking
It is coated with flake ultrafine calcium carbonate.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow ripe
The personage knowing this art will appreciate that present invention and is carried out, and can not limit with this
Protection scope of the present invention processed.All equivalences made according to spirit of the invention change or repair
Decorations, all should contain within the scope of the present invention.
Claims (5)
1. the papermaking coating preparation method of flake ultrafine calcium carbonate, it is characterised in that step
Including:
(1) limestone qualified for quality is inserted in calcining furnace, be passed through 3.6-3.9Mpa overheated
Steam, the pressure in calcining furnace is reduced to 2.3～3.1MPa, carries out heating and make stone by regulation valve
Lime stone digests；
(2) multiple stage separation removes the impurity particle of calcined material, obtains calcium hydroxide suspension also
It is diluted to 1.5-4.5mol/L；
(3) it is passed through enough CO (carbon monoxide converter) gas, and adds into brilliant agent until carbonization is complete,
Brilliant agent is become to include 10%-20% ethylene glycol, OPEO by mass percentage
5%-10%, dibenzyl cumenyl phenol 1%-5%, double, tributyl phenol polyoxyethylene ether
1%-5%, gelatin 30%-50%, triethanolamine 10%-20%, glycerin polyoxyethylene ether polyoxy
Propylene ether fatty acid ester 10%-15%, sodium alklyarylsulfonate 10%-15%；
(4) in the product that (3) obtain, enter mix acid liquor, and be passed through lime-kiln gas and be allowed to
PH value, at 6.5-6.8, is sufficiently stirred for 10-20 minute, mix acid liquor and the weight of (3) product
Amount ratio at 1:15-1:20, mix acid liquor include percentage by weight levulic acid 10%-20%,
Lactic acid 30%-50%, oxalic acid 30%-40%；
(5) product that (4) obtain was entered dehydration, be dried, surface process after obtain papermaking
It is coated with flake ultrafine calcium carbonate.
The preparation method of papermaking coating flake ultrafine calcium carbonate the most according to claim 1,
It is characterized in that, (1) heating and temperature control is at 800 DEG C-1200 DEG C.
The preparation method of papermaking coating flake ultrafine calcium carbonate the most according to claim 1,
It is characterized in that, the product powder that (1) is first obtained before multiple stage separation removes calcined material by (2)
Broken.
The preparation method of papermaking coating flake ultrafine calcium carbonate the most according to claim 3,
It is characterized in that, the pulverizing of (2): the float (1) obtained is sent into high-speed cutting and pulverized
Machine, by rotational speed regulation to 6000-7000 rev/min, be crushed to particle diameter 50 μm with
Under.
The preparation method of papermaking coating flake ultrafine calcium carbonate the most according to claim 1,
It is characterized in that, (2) multiple stage separation uses the operation of multistage rotary filter press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218715.3A CN105883880A (en) | 2016-04-07 | 2016-04-07 | Preparation method of sheet superfine calcium carbonate for paper coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218715.3A CN105883880A (en) | 2016-04-07 | 2016-04-07 | Preparation method of sheet superfine calcium carbonate for paper coating |
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| Publication Number | Publication Date |
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| CN105883880A true CN105883880A (en) | 2016-08-24 |
Family
ID=57012549
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| CN201610218715.3A Pending CN105883880A (en) | 2016-04-07 | 2016-04-07 | Preparation method of sheet superfine calcium carbonate for paper coating |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080909A (en) * | 1993-07-15 | 1994-01-19 | 北京化工学院 | The preparation method of lamellar crystal light calcium carbonate |
| CN1178545A (en) * | 1995-03-15 | 1998-04-08 | 矿业技术有限公司 | Recycling of mineral fillers from residue of paper deinking plant |
| CN1179401A (en) * | 1996-10-16 | 1998-04-22 | 长春市迪瑞检验制品有限责任公司 | Method for producing crystalline form nm-class calcium carbonate |
| CN1262223A (en) * | 1999-12-29 | 2000-08-09 | 李根福 | Process for preparing nm-class calcium carbonate by ultrasonic cavitation technique |
| CN1291248A (en) * | 1998-02-20 | 2001-04-11 | 液体空气乔治洛德方法利用和研究有限公司 | Calcium carbonate synthesis method and resulting product |
| CN1552959A (en) * | 2003-05-26 | 2004-12-08 | 青海海兴科技开发有限公司 | Preparing process for calcium carbonate crystal whisker |
| CN1657413A (en) * | 2004-12-03 | 2005-08-24 | 天津化工研究设计院 | Preparation method of lamellar crystal light calcium carbonate for paper making coating |
| CN101475199A (en) * | 2009-01-21 | 2009-07-08 | 山东海泽纳米材料有限公司 | Industrial preparation of calcium carbonate nano bead string |
| CN101544390A (en) * | 2009-05-07 | 2009-09-30 | 广西武鸣金峰化工科技有限公司 | A method for preparing nano calcium carbonate |
| CN101575114A (en) * | 2009-03-30 | 2009-11-11 | 上海东升新材料有限公司 | Light calcium carbonate carbonizing plant and industrial application thereof |
| CN101774623A (en) * | 2010-01-19 | 2010-07-14 | 上海卓越纳米新材料股份有限公司 | Industrial preparation method of rice-shaped ultra-fine activated calcium carbonate |
| CN102674423A (en) * | 2012-04-17 | 2012-09-19 | 池州凯尔特纳米科技有限公司 | Preparation method of flake superfine calcium carbonate for paper coating |
| CN103153863A (en) * | 2009-12-14 | 2013-06-12 | 卡西技术合成矿物有限公司 | Production of calcium carbonate from waste sludge |
| CN103717681A (en) * | 2011-06-21 | 2014-04-09 | 欧米亚国际集团 | Process for the production of precipitated calcium carbonate, precipitated calcium carbonate and uses thereof |
-
2016
- 2016-04-07 CN CN201610218715.3A patent/CN105883880A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080909A (en) * | 1993-07-15 | 1994-01-19 | 北京化工学院 | The preparation method of lamellar crystal light calcium carbonate |
| CN1178545A (en) * | 1995-03-15 | 1998-04-08 | 矿业技术有限公司 | Recycling of mineral fillers from residue of paper deinking plant |
| CN1179401A (en) * | 1996-10-16 | 1998-04-22 | 长春市迪瑞检验制品有限责任公司 | Method for producing crystalline form nm-class calcium carbonate |
| CN1291248A (en) * | 1998-02-20 | 2001-04-11 | 液体空气乔治洛德方法利用和研究有限公司 | Calcium carbonate synthesis method and resulting product |
| CN1262223A (en) * | 1999-12-29 | 2000-08-09 | 李根福 | Process for preparing nm-class calcium carbonate by ultrasonic cavitation technique |
| CN1552959A (en) * | 2003-05-26 | 2004-12-08 | 青海海兴科技开发有限公司 | Preparing process for calcium carbonate crystal whisker |
| CN1657413A (en) * | 2004-12-03 | 2005-08-24 | 天津化工研究设计院 | Preparation method of lamellar crystal light calcium carbonate for paper making coating |
| CN101475199A (en) * | 2009-01-21 | 2009-07-08 | 山东海泽纳米材料有限公司 | Industrial preparation of calcium carbonate nano bead string |
| CN101575114A (en) * | 2009-03-30 | 2009-11-11 | 上海东升新材料有限公司 | Light calcium carbonate carbonizing plant and industrial application thereof |
| CN101544390A (en) * | 2009-05-07 | 2009-09-30 | 广西武鸣金峰化工科技有限公司 | A method for preparing nano calcium carbonate |
| CN103153863A (en) * | 2009-12-14 | 2013-06-12 | 卡西技术合成矿物有限公司 | Production of calcium carbonate from waste sludge |
| CN101774623A (en) * | 2010-01-19 | 2010-07-14 | 上海卓越纳米新材料股份有限公司 | Industrial preparation method of rice-shaped ultra-fine activated calcium carbonate |
| CN103717681A (en) * | 2011-06-21 | 2014-04-09 | 欧米亚国际集团 | Process for the production of precipitated calcium carbonate, precipitated calcium carbonate and uses thereof |
| CN102674423A (en) * | 2012-04-17 | 2012-09-19 | 池州凯尔特纳米科技有限公司 | Preparation method of flake superfine calcium carbonate for paper coating |
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| C06 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160824 |
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| RJ01 | Rejection of invention patent application after publication |