CN1779071A - Pressure-resistant carbon-free duplicating paper and production thereof - Google Patents
Pressure-resistant carbon-free duplicating paper and production thereof Download PDFInfo
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- CN1779071A CN1779071A CN 200410052342 CN200410052342A CN1779071A CN 1779071 A CN1779071 A CN 1779071A CN 200410052342 CN200410052342 CN 200410052342 CN 200410052342 A CN200410052342 A CN 200410052342A CN 1779071 A CN1779071 A CN 1779071A
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Abstract
The invention is about a pressure carbon-free paper and its process. The aim of the invention is to solve the paper turning blue and skew ness in the roll-up printing process. The microcapsule is treated specially in the invention. The mean particle diameters about 3 microns and the opacity are about 75%. So it can be used for the double-sided printing and the word in the printing face is clear.
Description
Technical field
The present invention relates to the papermaking manufacture field, particularly a kind of pressure resistant type no carbon paper and production technology thereof.
Background technology
Along with the progress and the development of social science and technology, the demand of no carbon paper and the scope of application, requirement are also constantly enlarged and go deep into, the serviceability and the quality requirement of no carbon paper also improved constantly.At present, a lot " cash register tax reciept " all is to adopt no carbon paper to come the rolling printing, the paper roll rolling pressure ratio of rolling printing is bigger, because the softgel shell of the microcapsules in the no carbon paper is thinner, in printing process, microcapsules break easily and make no carbon paper blueing even distortion, can not make carbon copies.
Summary of the invention
The no carbon paper microcapsules in the rolling printing process that the objective of the invention is solution " cash register tax reciept " break easily and the no carbon paper blueing occurs, the shortcoming of distortion, provide a kind of anti-pressure ability stronger, microcapsules are difficult for breaking in the rolling printing process, blueing can not appear, the pressure resistant type no carbon paper and the production technology thereof of distortion phenomenon.
For realizing purpose of the present invention, the technical scheme that is adopted is: this pressure resistant type no carbon paper is made up of bigeminy at least, and the first line of a couplet is two layers, and one deck is a body paper, and the back side of body paper scribbles chromonic layer; Middle connection is three layers, and the front of body paper scribbles color layer, and the back side scribbles chromonic layer; The second line of a couplet is two layers, and one deck is a body paper, and the front of body paper scribbles color layer;
Described chromonic layer and color layer are made by the following weight proportion raw material, and unit is a kg/ ton paper dry measure:
The component of A, microcapsules and weight proportion:
Acrylic amine sodium sulfonate 8-30 melamine resin 10-30
Look oil 20-50 water 20-60 ammoniacal liquor 8-20 formic acid 0.5-3;
Component and the weight proportion of B, chromonic layer coating CB:
Microcapsules 20-40 interval dose 35-60 dispersant 0.2-2
Adhesive 8-25 water 20-60;
Component and the weight proportion of C, color layer coating CF:
Dispersant 0.2-2 filler 80-150 developer 15-30
Adhesive 10-30 water 50-150;
Described microcapsules are by rolling up the proportional quantities of microcapsule shell material, and emulsifier changes shear force emulsification linear velocity 16-28m/s, and the pH value is adjusted to 3.0-5.0 during emulsification, emulsification times 30min and make the microcapsules of various particle diameters.
The particle diameter of described microcapsules is 2-6um, and softgel shell thickens.
Described chromonic layer and color layer are made by the following weight proportion raw material, and unit is a kg/ ton paper dry measure:
The component of A, microcapsules and weight proportion
Acrylic amine sodium sulfonate 10-25 melamine resin 12-25
Look oil 30-45 water 30-50 ammoniacal liquor 10-20 formic acid 1.0-2;
Component and the weight proportion of B, chromonic layer coating CB:
Microcapsules 25-35 interval dose 40-50 dispersant 0.3-1
Adhesive 10-20 water 30-50;
Component and the weight proportion of C, color layer coating C F:
Dispersant 0.3-1 filler 100-130 developer 20-30
Adhesive 15-25 water 80-150.
Described interval dose is a kind of with in starch interval dose or the cellulose interval dose; Described dispersant is a kind of with in polyacrylic acid or the polyacrylate; Described adhesive is with one or more the mixture in carboxylic styrene butadiene latex, propyl benzene latex, carboxymethyl cellulose or the oxidized starch; Described filler is with one or more the mixture in kaolin, calcium carbonate, silica or the aluminium silicate salt; Described developer is a kind of with in zinc salicylate resin, phenolic resins or the atlapulgite.
A kind of production technology of making the pressure resistant type no carbon paper, concrete steps are as follows:
(1) preparation of coating
1., the preparation of microcapsules: recipe ratio (unit is a kg/ ton paper dry measure) adds acrylic amine sodium sulfonate 10-25, melamine resin 10-25, look oil 30-45, water 30-50 ammoniacal liquor 10-20 and formic acid 1.0-2 respectively by weight at normal temperatures, emulsifier changes shear force linear velocity 16-28m/s, pH is 3.0-5. during emulsification, prolong emulsification times 30min and make the microcapsules of various particle diameters, stand-by;
2., the preparation of chromonic layer coating CB: recipe ratio (unit is a kg/ ton paper dry measure) adds microcapsules 25-35, interval dose 40-50, dispersant 0.3-1, adhesive 10-20 and water 30-50 respectively by weight at normal temperatures, mixes, and stirs, and is stand-by;
3., the preparation of color layer coating CF: recipe ratio (unit is a kg/ ton paper dry measure) adds dispersant 0.1-1, filler 100-130 and water 80-150 respectively by weight at normal temperatures, agitator change the shear force linear velocity be the high speed dispersion of 18-28m/s good after, add developer 20-30 and adhesive 15-25 again, mix, stir, stand-by;
(2) coating processing
Chromonic layer coating CB and color layer coating CF with preparing are pumped to coating machine and are coated with production, during coating chromonic layer coating CB, adopt the airblade coating mode, and the coating solid content is controlled at 20-30%, and the speed of a motor vehicle is 300-550m/min, and coating weight is controlled at 3-5g/m
2During coating color layer coating C F, adopt the airblade coating mode, the coating solid content is controlled at 25-35%, and the speed of a motor vehicle is 300-550m/min, and coating weight is controlled at 4.7-7.5g/m
2Adopt air-flotation type hot air drier and hot water drying cylinder to carry out drying, baking temperature is 65-120 ℃; Adopt the roll-type damping device wetting, the last water yield is 1-3g/m
2Adopt the soft calendaring press polish, pressure is 10-50KN/m, and CB paper does not carry out press polish.
Pressure resistant type no carbon paper of the present invention, microcapsules have been carried out special treatment, the average grain diameter that makes microcapsules is about 3um, and then carry out carbonless paper coating, the carbon-free multiple paper anti-pressure ability of this pressure resistant type is stronger, and opacity higher (reaching about 75%) is suitable for the two sides ink printing and not print through, the printing surface writing is clear, plays false proof, anti-false effect.The pressure resistant type no carbon paper is except the performance that possesses general no carbon paper, and its maximum characteristics are:
1, the difference of the microcapsules of pressure resistant type no carbon paper and common microcapsules is: sheet multi-coupon invoice microcapsules particle diameter 2-6um, and softgel shell thickens; Rolling two coupon invoices microcapsules particle diameter 2-5um, softgel shell thickens; Common with microcapsules particle diameter 3-7um, softgel shell is thinner.
2, compressive property good (rub resistance Δ E is less than 2.0, and common no carbon paper Δ E is about 5.0) is adapted to the bigger rolling invoice of coil paper pressure, and light resistance is good.
3, not print through of positive and negative ink printing, the printing surface writing is clear, is suitable for the coding printing, scrapes the silver printing, adapts to the requirement of high speed printing.
4, multi-joint dedicated paper is through positive back face printing, and the printing writing of gathering leaves of a book in the 5-linked is clear.
5, the holding time long, 15 years are colour-fast.
6, quantitatively lower, at 55g/m
2-60g/m
2Between.
Description of drawings
Fig. 1 is the structural representation of paper of the present invention;
Fig. 2 is the contrast schematic diagram of common microcapsules and paper microcapsule structure of the present invention;
Fig. 3 is technological process of production figure of the present invention.
The specific embodiment
As shown in Figure 1, pressure resistant type no carbon paper of the present invention is become by three joint groups, and it is first that body paper 1 back side scribbles chromonic layer 3; Body paper 1 front scribbles color layer 4, and three layers of impact paper that the back side scribbles chromonic layer 3 use for middle connection, and middle can be multi-joint; Body paper 1 front scribbles color layer 4 and is last connection.
The production technology of preparation pressure resistant type no carbon paper:
One, the preparation of coating (unit: kg/ ton paper dry measure)
1, the preparation of microcapsules: fetch water 40 at normal temperatures by weight ratio, acrylic amine sodium sulfonate 10, melamine resin 12, look oil 37 and ammoniacal liquor 15, formic acid 1.0, improving emulsifier commentaries on classics shear force linear velocity is 16-28m/s, the pH value is adjusted to 3.0-5.0 during emulsification, prolong emulsification times 30min and make the microcapsules of various particle diameter requirements, stand-by.
2, the preparation of chromonic layer coating CB: fetch water 40 at normal temperatures by weight ratio, polyacrylic acid 1.0, starch interval dose 45, microcapsules 35, carboxylic styrene butadiene latex 8 and oxidized starch 5, mix, stir, stand-by.
3, the preparation of color layer coating CF: fetch water 100 at normal temperatures by weight ratio, polyacrylic acid 1.0 and kaolin 130, changeing the shear force linear velocity at agitator is that the high speed dispersion of 18-28m/s adds zinc salicylate resin 23, carboxylic styrene butadiene latex 10 and oxidized starch 6 after good again, mix, stir, stand-by.
Two, coating processing
To prepare CB and CF coating, and be pumped to coating machine and be coated with production,, carry out the coating of CB layer and CF layer respectively according to each different requirement that join of paper shown in Figure 1.Coating CB adopts the airblade coating mode during coating, and the coating solid content is controlled at 20-35%, and the speed of a motor vehicle is 300-550m/min, and coating weight is controlled at 3-5g/m
2Coating C F adopts the airblade coating mode during coating, and the coating solid content is controlled at 25-35%, and the speed of a motor vehicle is 300-550m/min, and coating weight is controlled at 4.5-7.5g/m
2Adopt air-flotation type hot air drier and hot water drying cylinder to carry out drying, baking temperature is 65-120 ℃; Adopt the roll-type damping device wetting, the last water yield is 1-3g/m
2Adopt the soft calendaring press polish, pressure is 10-50KN/m, and CB paper does not carry out press polish.
Claims (4)
1, a kind of pressure resistant type no carbon paper, this paper is made up of bigeminy at least, and the first line of a couplet is two layers, and one deck is a body paper, and the back side of body paper scribbles chromonic layer; Middle connection is three layers, and the front of body paper is for scribbling color layer, and the back side scribbles chromonic layer; The second line of a couplet is two layers, and one deck is a body paper, and the front of body paper scribbles color layer;
Described chromonic layer and color layer are made by the following weight proportion raw material, and unit is a kg/ ton paper dry measure:
The component of A, microcapsules and weight proportion:
Acrylic amine sodium sulfonate 8-30 melamine resin 10-30
Look oil 20-50 water 20-60 ammoniacal liquor 8-20 formic acid 0.5-3;
Component and the weight proportion of B, chromonic layer coating CB:
Microcapsules 20-40 interval dose 35-60 dispersant 0.2-2
Adhesive 8-25 water 20-60;
Component and the weight proportion of C, color layer coating CF:
Dispersant 0.2-2 filler 80-150 developer 15-30
Adhesive 10-30 water 50-150;
Described microcapsules are by rolling up the proportional quantities of microcapsule shell material, and emulsifier changes shear force emulsification linear velocity 16-28m/s, and the pH value is adjusted to 3.0-5.0 during emulsification, emulsification times 30min and make the microcapsules of various particle diameter requirements;
The particle diameter of described microcapsules is 2-6um, and softgel shell thickens.
2, according to the described pressure resistant type no carbon paper of claim 1, it is characterized in that: described chromonic layer and color layer are made by the following weight proportion raw material, and unit is a kg/ ton paper dry measure:
The component of A, microcapsules and weight proportion
Acrylic amine sodium sulfonate 10-50 melamine resin 12-25
Look oil 30-45 water 30-50 ammoniacal liquor 10-20 formic acid 1.0-2;
Component and the weight proportion of B, chromonic layer coating CB:
Microcapsules 25-35 interval dose 40-50 dispersant 0.3-1
Adhesive 10-20 water 30-50;
Component and the weight proportion of C, color layer coating C F:
Dispersant 0.3-1 filler 100-130 developer 20-30
Adhesive 15-25 water 80-150.
3, according to claim 1 or 2 described pressure resistant type no carbon paper, it is characterized in that: described interval dose is a kind of with in starch interval dose or the cellulose interval dose; Described dispersant is a kind of with in polyacrylic acid or the polyacrylate; Described adhesive is with one or more the mixture in carboxylic styrene butadiene latex, propyl benzene latex, carboxymethyl cellulose or the oxidized starch; Described filler is with one or more the mixture in kaolin, calcium carbonate, silica or the aluminium silicate salt; Described developer is a kind of with in zinc salicylate resin, phenolic resins or the atlapulgite.
4, a kind of production technology of making the described pressure resistant type no carbon paper of claim 1, concrete steps are as follows:
(1) preparation of coating
1., the preparation of microcapsules: recipe ratio (unit is a kg/ ton paper dry measure) adds acrylic amine sodium sulfonate 10-25, melamine resin 12-25, look oil 30-45, water 30-50 ammoniacal liquor 10-20 and formic acid 1.0-2 respectively by weight at normal temperatures, emulsifier changes shear force linear velocity 16-28m/s, pH is 3.0-5.0 during emulsification, prolong emulsification times 30min and make the microcapsules of various particle diameter requirements, stand-by;
2., the preparation of chromonic layer coating CB: recipe ratio (unit is a kg/ ton paper dry measure) adds microcapsules 25-35, interval dose 40-50, dispersant 0.3-1, adhesive 10-20 and water 30-50 respectively by weight at normal temperatures, mixes, and stirs, and is stand-by;
3., the preparation of color layer coating C F: recipe ratio (unit is a kg/ ton paper dry measure) adds dispersant 0.1-1, filler 100-130 and water 80-150 respectively by weight at normal temperatures, agitator change the shear force linear velocity be the high speed dispersion of 18-28m/s good after, add developer 20-30 and adhesive 15-25 again, mix, stir, stand-by;
(2) coating processing
Chromonic layer coating CB and color layer coating CF with preparing are pumped to coating machine and are coated with production, during coating chromonic layer coating CB, adopt the airblade coating mode, and the coating solid content is controlled at 20-30%, and the speed of a motor vehicle is 300-550m/min, and coating weight is controlled at 3-5g/m
2During coating color layer coating CF, adopt the airblade coating mode, the coating solid content is controlled at 25-35%, and the speed of a motor vehicle is 300-550m/min, and coating weight is controlled at 4.7-7.5g/m
2Adopt air-flotation type hot air drier and hot water drying cylinder to carry out drying, baking temperature is 65-120 ℃; Adopt the roll-type damping device wetting, the last water yield is 1-3g/m
2Adopt the soft calendaring press polish, pressure is 10-50KN/m, and CB paper does not carry out press polish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100523424A CN100500996C (en) | 2004-11-18 | 2004-11-18 | Pressure-resistant carbon-free duplicating paper and production thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100523424A CN100500996C (en) | 2004-11-18 | 2004-11-18 | Pressure-resistant carbon-free duplicating paper and production thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1779071A true CN1779071A (en) | 2006-05-31 |
| CN100500996C CN100500996C (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100523424A Expired - Fee Related CN100500996C (en) | 2004-11-18 | 2004-11-18 | Pressure-resistant carbon-free duplicating paper and production thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100500996C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182113A (en) * | 2011-02-16 | 2011-09-14 | 莱阳银通纸业有限公司 | Carbonless copying paper with guard wires and making method thereof |
| CN102493278A (en) * | 2011-12-08 | 2012-06-13 | 广东冠豪高新技术股份有限公司 | Two-color anti-counterfeiting carbonless CB (coated back)/CFB (coated front and back) paper and production process for same |
| CN105178114A (en) * | 2015-09-06 | 2015-12-23 | 安徽金亿禾特种纸有限公司 | Novel fluorescent anti-counterfeit carbonless copy paper and manufacturing technology thereof |
| CN105200859A (en) * | 2015-08-24 | 2015-12-30 | 广东冠豪高新技术股份有限公司 | Environmentally-friendly carbonless copy paper and preparation method thereof |
| CN105369677A (en) * | 2015-09-06 | 2016-03-02 | 安徽金亿禾特种纸有限公司 | Preparation method and technology of copy paper color developing agent coating and application thereof |
| CN105780571A (en) * | 2016-02-29 | 2016-07-20 | 广西大学 | Preparing method for pesticide slow release paper-based mulch |
| CN108035189A (en) * | 2017-12-11 | 2018-05-15 | 唐丙振 | The processing unit (plant) and its processing method of a kind of carbonless paper |
-
2004
- 2004-11-18 CN CNB2004100523424A patent/CN100500996C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182113A (en) * | 2011-02-16 | 2011-09-14 | 莱阳银通纸业有限公司 | Carbonless copying paper with guard wires and making method thereof |
| CN102493278A (en) * | 2011-12-08 | 2012-06-13 | 广东冠豪高新技术股份有限公司 | Two-color anti-counterfeiting carbonless CB (coated back)/CFB (coated front and back) paper and production process for same |
| CN102493278B (en) * | 2011-12-08 | 2014-03-26 | 广东冠豪高新技术股份有限公司 | Two-color anti-counterfeiting carbonless CB (coated back)/CFB (coated front and back) paper and production process for same |
| CN105200859A (en) * | 2015-08-24 | 2015-12-30 | 广东冠豪高新技术股份有限公司 | Environmentally-friendly carbonless copy paper and preparation method thereof |
| CN105178114A (en) * | 2015-09-06 | 2015-12-23 | 安徽金亿禾特种纸有限公司 | Novel fluorescent anti-counterfeit carbonless copy paper and manufacturing technology thereof |
| CN105369677A (en) * | 2015-09-06 | 2016-03-02 | 安徽金亿禾特种纸有限公司 | Preparation method and technology of copy paper color developing agent coating and application thereof |
| CN105780571A (en) * | 2016-02-29 | 2016-07-20 | 广西大学 | Preparing method for pesticide slow release paper-based mulch |
| CN108035189A (en) * | 2017-12-11 | 2018-05-15 | 唐丙振 | The processing unit (plant) and its processing method of a kind of carbonless paper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100500996C (en) | 2009-06-17 |
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