CN101899798A - Built-in multi-coating carbonless paper production process - Google Patents
Built-in multi-coating carbonless paper production process Download PDFInfo
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- CN101899798A CN101899798A CN2009100650066A CN200910065006A CN101899798A CN 101899798 A CN101899798 A CN 101899798A CN 2009100650066 A CN2009100650066 A CN 2009100650066A CN 200910065006 A CN200910065006 A CN 200910065006A CN 101899798 A CN101899798 A CN 101899798A
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Abstract
The invention relates to a built-in multi-coating carbonless paper production process belonging to the technical field of paper-making coating. The process comprises the following steps: enabling pulp from a head box to pass through a wire section to form raw paper, baking the raw paper on a pre-baking apparatus to obtain semi-finished paper, coating the semi-finished paper with a layer of paint by a coating apparatus, drying in a drying box, then drying on a post-baking apparatus, and coiling in a calendering and coiling apparatus to complete the one-time production of carbonless paper. The invention can realize the built-in multiple coating of raw paper of the carbonless paper, i.e. upper paper (CF paper), intermediate paper (CFB paper) and lower paper (CF paper) can be produced by one-time coating on the paper-making machine in the process of the producing raw paper of the carbonless paper without carrying out off-machine coating, thereby effectively saving energy consumption and human power.
Description
Technical field
The invention belongs to the paper making and cloth coating technical field, be specifically related to coating no carbon paper process units in a kind of machine.
Background technology
No carbon paper is a kind of action paper, generally all is made up of last paper (CB paper), middle paper (CFB paper), following paper (CF paper).Quilt cover at last paper (CB paper) in the production process is coated with one deck CB coating microcapsules just, be coated with CF coating developer just in middle paper (CFB paper) front, be coated with one deck CB coating microcapsules just at middle paper (CFB paper) quilt cover, be coated with one deck CF coating developer just in following paper (CF paper) front.Microcapsules rupture and developer generation chemical reaction behind the paper pressurized and develop the color replace the manifolding method of tradition at paper therebetween carbon paper thus, realize multi-joint manifolding.But present international and domestic production no carbon paper producer, be coated with CB to the no carbon paper body paper, generally outside machine, be coated with during CF coating, just after producing the no carbon paper body paper, paper machine on off-machine coater, is coated with again, as produce paper (CB paper), following paper (CF paper) needs coating once, paper in the production (CFB paper) needs the coating secondary, just the front was coated with quilt cover and must be coated with, also there is manufacturer in machine, to be coated with and plants paper (CF paper), and can not be coated with paper (CB paper) and middle paper (CFB paper), can find out in sum, CB coating at present at home, the world can not be coated with in machine, it is former because the most of composition of CB coating is microcapsules, its pressurized will break, also be to be coated with mostly when outside machine, being coated with CB coating, dispense tip can not be directly contacted, with paper in case microcapsules are crushed with air knife, but airblade coating can not be suitable for the speed of a motor vehicle above the paper machine speed more than 150 meters, thereby can't be coated with in machine.
Summary of the invention
The objective of the invention is to overcome existing coating technique can not machine in the restriction and the production shortcoming of coating no carbon paper, enhance productivity, a kind of built-in multi-coating carbonless paper production process is provided.Can in machine, repeatedly be coated with the no carbon paper body paper, just in production no carbon paper body paper on the paper machine once the property coating produce paper (CB paper), middle paper (CFB paper), paper (CF paper) down, and do not need outside machine, to be coated with again.
The objective of the invention is to be achieved through the following technical solutions:
Built-in multi-coating carbonless paper production process of the present invention, this technology is carried out according to the following steps: the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer coating through coating apparatus, carry out drying through drying box, carry out drying through drying plant later again and go the press polish taking-up equipment to batch the disposable no carbon paper of producing.
When paper is gone up in production, the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer CB coating through curtain formula coating machine, carry out drying through drying box, carry out drying through drying plant later again and go the press polish taking-up equipment to batch the disposable paper on the no carbon paper of producing.
When producing paper, the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer CF coating through the film transfer coater, carry out drying through drying box, carry out drying through drying plant later again and go the press polish taking-up equipment to batch the disposable paper under the no carbon paper of producing.
In producing during paper, the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer CF coating through the film transfer coater earlier, carry out drying through the air-flotation type drying box, again through in drying plant carry out drying and go curtain formula coating machine to be coated with last layer CB coating, carry out drying through the air-flotation type drying box, carry out drying through drying plant later again and go the press polish reeling end to batch the disposable paper in the no carbon paper of producing.
No carbon paper coating process units of the present invention, comprise the no carbon paper coating line, be laid with head box, wet end, press apparatus, preceding drying plant, coating apparatus, drying box I, back drying plant and press polish taking-up equipment on the described no carbon paper coating line successively.
Described coating apparatus is film transfer coater or curtain formula coating machine.
Between drying box I and back drying plant, be provided with middle drying plant, curtain formula coating machine and drying box II successively among the present invention.
Described drying box is the air-flotation type drying box.
The concrete technical scheme of the curtain formula coating machine among the present invention can be with reference to the technical scheme of Chinese patent 201092642Y.
Film transfer coater among the present invention can adopt existing commercially available film transfer coater.The membrane type coating machine is used to produce fine paper, and it is installed between preliminary drying cadre and the back oven dry portion.It is a kind ofly can carry out top sizing, pigment application and the general coating and the top sizing device of other various special surface sizing agent operations to paper.In the membrane type coating, the thickness of glued membrane measures on the size press roller.Coating is transferred on the paper web at nip.The membrane type coating machine has that runnability is good, the coating weight adjustable range big, coating weight is subjected to the speed of a motor vehicle to influence little, coating weight to be subjected to the coating solid content to influence absorbent properties little, that coating weight is subjected to page to influence that moisture effects little, that coating weight is subjected to bodystock paper is little, the practical operation speed of service is unrestricted etc. a bit.
The present invention increases a film transfer coater in the drying section back and the reeling end front of paper machine, increase an air-flotation type drying box in film transfer coater back, increase by a cover drying cylinder in air-flotation type drying box back, increase a curtain formula coating machine in the drying cylinder back, increase an air-flotation type drying box in curtain formula coating machine back, increase by a cover drying cylinder in air-flotation type drying box back.Can in machine, repeatedly be coated with the no carbon paper body paper, just in production no carbon paper body paper on the paper machine once the property coating produce paper (CB paper), middle paper (CFB paper), paper (CF paper) down, and do not need outside machine, to be coated with again.
Compare with prior art, good effect of the present invention is as follows:
(1) when being coated with CB coating, adopting contactless curtain formula coating machine, thereby can not make microcapsules rupture.
(2) can not be subjected to the restriction of paper machine speed, be coated with.
(2) in machine, repeatedly be coated with the coating of finishing no carbon paper, effective energy efficient, manpower.
Description of drawings
Fig. 1 originally is the structural representation of the interior coating of the machine no carbon paper process units in embodiment 1 or 3.
Fig. 2 originally is the structural representation of the interior coating of the machine no carbon paper process units among the embodiment 2.
The specific embodiment
As shown in Figure 1, no carbon paper coating process units of the present invention, comprise the no carbon paper coating line, be laid with head box 1, wet end 2, press apparatus 3, preceding drying plant 4, curtain formula coating machine 5, drying box I 6, back drying plant 10 and press polish taking-up equipment 11 on the described no carbon paper coating line successively.
Operation principle is as follows:
When coating paper (CB paper) paper, the slurries that flow out from head box 1 form paper just through wet end 2, obtain semi-finished product paper through preceding drying plant 4 then, semi-finished product paper is coated with last layer CB coating through curtain formula coating machine 5, carry out drying through air-flotation type drying box 6, carry out drying through drying plant (drying cylinder) 10 later again and go press polish taking-up equipment 11 to batch the disposable paper (CB paper) of producing.
As shown in Figure 2, no carbon paper coating process units of the present utility model, comprise the no carbon paper coating line, be laid with head box 1, wet end 2, press apparatus 3, preceding drying plant 4, film transfer coater 5, drying box I 6, middle drying plant 7, curtain formula coating machine 8, drying box II 9, back drying plant 10 and press polish taking-up equipment 11 on the described no carbon paper coating line successively.
Operation principle is as follows:
In producing during paper (CFB paper), the slurries that flow out from head box 1 form paper just through wet end 2, obtain semi-finished product paper through preceding drying plant 4 then, semi-finished product paper is coated with last layer CF coating through film transfer coater 5 earlier, carry out drying through air-flotation type drying box 6, drying plant in passing through again (drying cylinder) 7 carries out drying and goes curtain formula coating machine 8 to be coated with last layer CB coating, carry out drying through air-flotation type drying box 9, carry out drying through drying plant (drying cylinder) 10 later again and go press polish reeling end 11 to batch the disposable middle paper (CFB paper) of producing.
As shown in Figure 1, no carbon paper coating process units of the present invention, comprise the no carbon paper coating line, be laid with head box 1, wet end 2, press apparatus 3, preceding drying plant 4, film transfer coater 5, drying box I 6, back drying plant 10 and press polish taking-up equipment 11 on the described no carbon paper coating line successively.
Operation principle is as follows:
When producing paper (CF paper), the slurries that flow out from head box 1 form paper just through wet end 2, obtain semi-finished product paper through preceding drying plant 4 then, semi-finished product paper is coated with last layer CF coating through film transfer coater 5 earlier, carry out drying through air-flotation type drying box 6, carry out drying through drying equipment (drying cylinder) 10 later again and go reeling end 11 to batch the disposable paper (CF paper) of producing down.
Claims (9)
1. built-in multi-coating carbonless paper production process, it is characterized in that: this technology is carried out according to the following steps: the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer coating through coating apparatus, carry out drying through drying box, carry out drying through drying plant later again and go the press polish taking-up equipment to batch the disposable no carbon paper of producing.
2. built-in multi-coating carbonless paper production process according to claim 1, it is characterized in that: the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer CB coating through curtain formula coating machine, carry out drying through drying box, carry out drying through drying plant later again and go the press polish taking-up equipment to batch the disposable paper on the no carbon paper of producing.
3. built-in multi-coating carbonless paper production process according to claim 1, it is characterized in that: the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer CF coating through the film transfer coater, carry out drying through drying box, carry out drying through drying plant later again and go the press polish taking-up equipment to batch the disposable paper under the no carbon paper of producing.
4. built-in multi-coating carbonless paper production process according to claim 1, it is characterized in that: the slurries that flow out from head box form paper just through wet end, obtain semi-finished product paper through preceding drying plant then, semi-finished product paper is coated with last layer CF coating through the film transfer coater earlier, carry out drying through the air-flotation type drying box, again through in drying plant carry out drying and go curtain formula coating machine to be coated with last layer CB coating, carry out drying through the air-flotation type drying box, carry out drying through drying plant later again and go the press polish reeling end to batch the disposable paper in the no carbon paper of producing.
5. be coated with no carbon paper coating process units in a machine, comprise the no carbon paper coating line, it is characterized in that: be laid with head box (1), wet end (2), press apparatus (3), preceding drying plant (4), coating apparatus (5), drying box I (6), back drying plant (10) and press polish taking-up equipment (11) on the described no carbon paper coating line successively.
6. coating no carbon paper coating process units in the machine according to claim 5, it is characterized in that: described coating apparatus (5) is the film transfer coater.
7. coating no carbon paper coating process units in the machine according to claim 5, it is characterized in that: described coating apparatus (5) is a curtain formula coating machine.
8. coating no carbon paper coating process units is characterized in that: be provided with middle drying plant (7), curtain formula coating machine (8) and drying box II (9) successively between drying box I (6) and back drying plant (10) in the machine according to claim 5.
9. according to coating no carbon paper coating process units in any described machine of claim 5～8, it is characterized in that: described drying box is the air-flotation type drying box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100650066A CN101899798A (en) | 2009-05-25 | 2009-05-25 | Built-in multi-coating carbonless paper production process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100650066A CN101899798A (en) | 2009-05-25 | 2009-05-25 | Built-in multi-coating carbonless paper production process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161096A (en) * | 2011-12-09 | 2013-06-19 | 河南江河纸业股份有限公司 | Method for realizing coating for microcapsules by film transfer |
| CN105133425A (en) * | 2015-09-06 | 2015-12-09 | 安徽金亿禾特种纸有限公司 | Low-toxicity carbonless copy paper coating line |
| CN108149519A (en) * | 2017-12-08 | 2018-06-12 | 安徽金亿禾特种纸有限公司 | A kind of production method of carbonless paper |
| CN108166315A (en) * | 2017-12-08 | 2018-06-15 | 安徽金亿禾特种纸有限公司 | A kind of method of modifying for making carbon copies paper web |
| CN115748297A (en) * | 2021-05-26 | 2023-03-07 | 刘兴发 | Carbon paper with flame retardant property |
-
2009
- 2009-05-25 CN CN2009100650066A patent/CN101899798A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161096A (en) * | 2011-12-09 | 2013-06-19 | 河南江河纸业股份有限公司 | Method for realizing coating for microcapsules by film transfer |
| CN103161096B (en) * | 2011-12-09 | 2015-07-08 | 河南江河纸业股份有限公司 | Method for realizing coating for microcapsules by film transfer |
| CN105133425A (en) * | 2015-09-06 | 2015-12-09 | 安徽金亿禾特种纸有限公司 | Low-toxicity carbonless copy paper coating line |
| CN108149519A (en) * | 2017-12-08 | 2018-06-12 | 安徽金亿禾特种纸有限公司 | A kind of production method of carbonless paper |
| CN108166315A (en) * | 2017-12-08 | 2018-06-15 | 安徽金亿禾特种纸有限公司 | A kind of method of modifying for making carbon copies paper web |
| CN115748297A (en) * | 2021-05-26 | 2023-03-07 | 刘兴发 | Carbon paper with flame retardant property |
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Application publication date: 20101201 |