CN106117583A - A kind of preparation method of dark blue print film - Google Patents
A kind of preparation method of dark blue print film Download PDFInfo
- Publication number
- CN106117583A CN106117583A CN201610555485.XA CN201610555485A CN106117583A CN 106117583 A CN106117583 A CN 106117583A CN 201610555485 A CN201610555485 A CN 201610555485A CN 106117583 A CN106117583 A CN 106117583A
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- Prior art keywords
- basement membrane
- print film
- raw material
- carried out
- preparation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D131/00—Coating compositions based on homopolymers or 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 acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Coating compositions based on derivatives of such polymers
- C09D131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09D131/04—Homopolymers or copolymers of vinyl acetate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
Abstract
The invention discloses the preparation method of a kind of dark blue print film, step includes: (1) pretreatment of raw material；(2) raw material is sent into smelting furnace and carries out high-temperature fusion process, then fused raw material is extruded；(3) fused raw material of extrusion is carried out slab, cool down after forming casting film sheet and through tank；(4) first casting film sheet is sent into vertical machine drawing and is carried out longitudinal stretching, is then re-fed into transverse stretching machine and carries out cross directional stretch and become thin film i.e. basement membrane；(5) basement membrane being carried out thickness measuring, if undesirable, repeat (4), if meeting the requirements, then carrying out trimming after traction；(6) basement membrane is carried out dedusting；(7) will roll up on basement membrane, and carry out pre-treatment；(8) configuration pigment, and make a plate；(9) by the color-printed of plate-making at basement membrane, print film is made；(10) by print film rolling, cut, pack, put in storage.It is an advantage of the current invention that product quality is preferable, production efficiency is high.
Description
Technical field
The present invention relates to the preparation method of a kind of dark blue print film, be mainly used in the production technical field of print film.
Background technology
Pre-coating film basement membrane can use multiple production technology to produce, predominantly the production of curtain coating (Cast) method, inflation
(inflation) method produces.Curtain coating (Cast) method is resin extruded machine fusion plastification, is squeezed by slit-type die orifice from head
Go out, make melt be close on cooling roller, the most again through peeling off, position is stretched, cut, batch and obtain finished product, includes extrudate flow
Prolong film and solvent cast film two kinds.Plastics are first extruded into pipe by inflation method extrusion molding, then make by the air being blown in pipe
It expand into the tubular membrane of certain size continuously, according to extrusion and the difference of lead, is divided into following three types: above blow
Method, flat blowing method, lower blowing method.But both approaches all also exists certain defect, therefore research and development one is more suitable for dark blue
The preparation method of print film is necessary.
Paper products are mounted the plastic sheeting of layer of transparent, it is simply that overlay film.Specifically, as in description of product book publishing
Front cover, these positions easily worn and torn of outer surface of carton, if needing protecting film, the most after the printing, folding and cutting it
Before mount one layer to it, this tunic must be the most transparent, has good toughness, homogeneous, does not has sand holes bubble, and surface is the most smooth,
It is typically what polypropylene material was made, and it has also precoated thermal plastic high polymer binding agent to combine with paper, and printing house uses
Hot pressing cylinder is attached to it on paper firmly.So, there has been more preferable gloss on the surface of paper, and quality is more abundant, Er Qieyin
Superincumbent color is protected.We are being previously seen, and glazing also has same effect, but can become fragile after ground paper glazing,
But pliable and tough folding is become after overlay film.
Summary of the invention
The technical problem to be solved in the present invention is to provide the preparation method of a kind of dark blue print film, uses biaxial tension method,
Make that contractibility is good, thickness is uniformly good and has splendid operating flexibility.
The present invention is achieved through the following technical solutions.
A kind of preparation method of dark blue print film, step includes:
(1) pretreatment of raw material；
(2) raw material is sent into smelting furnace and carries out high-temperature fusion process, then fused raw material is extruded；
(3) fused raw material of extrusion is carried out slab, cool down after forming casting film sheet and through tank；
(4) first casting film sheet is sent into vertical machine drawing and is carried out longitudinal stretching, is then re-fed into transverse stretching machine and carries out cross directional stretch and become thin film
I.e. basement membrane；
(5) basement membrane being carried out thickness measuring, if undesirable, repeat (4), if meeting the requirements, then carrying out trimming after traction；
(6) basement membrane is carried out dedusting；
(7) will roll up on basement membrane, and carry out pre-treatment；
(8) according to including acrylate and vinyl acetate emulsion 50-100 part, styrene-acrylic emulsion 20-40 part, glycol phenyl ether 3-5 part, Ludox 2-3
Part, deionized water 5-10 part, dimethylbenzene 3-8 part, phthalocyanine blue 4-7 part, phthalein viridescent 5-10 part configuration pigment, and make a plate；
(9) by the color-printed of plate-making at basement membrane, print film is made；
(10) by print film rolling, cut, pack, put in storage.
Further, the operation of (3) slab is: by the fused raw material of extrusion under pressure promotes, by elongated mouth
Film, under external force, makes molten plastic be attached to rapidly the basement membrane making solid-state sheet material on sharp cooling roll surface.
Further, (3) External Force Acting selects airflow function.
Further, after (5) trimming, basement membrane is carried out sided corona treatment, then carries out eliminostatic process.
Further, (6) dust removal operation is: use non-uniform electric field, forms corona discharge and produces plasma, at electric field
Under the effect of gradient, with the particulate pollutant generation inelastic collision in air adhering to, make charged ion, additional
Electric field force, collected by dust collecting electrode.
Further, (7) pre-treatment is: basement membrane is carried out sided corona treatment.
Further, (9) printing temperature controls at 95～105 DEG C, Stress control 16～25Mpa speed controlling 5～
10m/min。
Beneficial effects of the present invention:
Use biaxial tension method to can be used to produce the plastic-based film that can not use stretching technique step by step, and can produce
Extra-thin basement membrane, the thinnest thickness that can produce about 1UM, transparency is good, prepares product at hot strength, extension at break
The aspect such as rate, percent thermal shrinkage all has and preferably shows, and in general, the method is easy to production application, and product quality is preferable, is
The technique that cost performance is higher；This technique is simple, adjusts like that not necessarily like i.e. film coating technique and converts glue, only need to control temperature before producing
Degree, pressure and speed, shutdown processes the simplest, need not clear up rubber-coated mechanism；Bubble, wrinkle will not be produced aborning
The phenomenon such as pleat, demoulding, therefore, coated products quality is higher；During owing to there is not the combustible of organic solvent etc, because of
This can be effectively prevented the generation of fire incident in production, and safety coefficient is higher.
Detailed description of the invention
Below according to embodiment, the present invention is described in further detail.
A kind of preparation method of dark blue print film, step includes:
(1) pretreatment of raw material.
(2) raw material is sent into smelting furnace and carries out high-temperature fusion process, then fused raw material is extruded.
(3) fused raw material of extrusion is carried out slab, cool down after forming casting film sheet and through tank, the operation of slab
For: by the fused raw material of extrusion under pressure promotes, by elongated membrana oralis, under external force (air-flow) acts on, make melted moulding
Material is attached to rapidly the basement membrane making solid-state sheet material on sharp cooling roll surface.
(4) first casting film sheet is sent into vertical machine drawing and is carried out longitudinal stretching, is then re-fed into transverse stretching machine and carries out cross directional stretch and become thin film.
(5) basement membrane being carried out thickness measuring, if undesirable, repeats (4), if meeting the requirements, then carrying out trimming after traction,
After trimming, basement membrane is carried out sided corona treatment, then carries out eliminostatic process.
(6) basement membrane being carried out dedusting, dust removal operation is: use non-uniform electric field, forms corona discharge and produces plasma,
Under the effect of electric-force gradient, with the particulate pollutant generation inelastic collision in air adhering to, make charged ion,
In extra electric field power, collected by dust collecting electrode.
(7) will roll up on basement membrane, and carry out pre-treatment, pre-treatment is: basement membrane is carried out sided corona treatment.
(8) according to including acrylate and vinyl acetate emulsion 50-100 part, styrene-acrylic emulsion 20-40 part, glycol phenyl ether 3-5 part, Ludox 2-3
Part, deionized water 5-10 part, dimethylbenzene 3-8 part, phthalocyanine blue 4-7 part, phthalein viridescent 5-10 part configuration pigment, and make a plate.
(9) by the color-printed of plate-making at basement membrane, making print film, printing temperature controls at 95～105 DEG C, Stress control
In 16～25Mpa speed controlling 5～10m/min.
(10) by print film rolling, cut, pack, put in storage.
For the sided corona treatment of (5), owing to basement membrane majority is insulator, there are higher volume resistance and sheet resistance, institute
Running at high speed the basement membrane of lower drawing, charged because of friction, electrostatic all has ill effect to printing, compound etc., it is necessary to disappeared
Remove, simultaneously in order to surface is processed, improve its surface tension and reduce sheet resistance, use corona (electric spark) to process and
Static eraser.Electric spark is made by what high frequency occurred, can produce ozone with this colleague, with plastic-based film surface action, make
Generation oxy radical.
For (6) dedusting, it is plasma dedusting: not only removes various pollutant (TSP and various harmful gas), also adjusts
Ionic equilibrium in joint air.
Utilize a large amount of active particles in plasma that pollutant poisonous, harmful, difficult degradation are directly decomposed
Remove.This technology is mainly realized by two approach: one is under the high instantaneous energy effect of high energy electron, opens some
The chemical bond of harmful gas molecule so that it is Direct Resolution becomes simple substance atom or harmless molecule；Two be a large amount of high energy electrons, from
Son, excited state particle and oxygen-derived free radicals, hydroxyl free radical (free radical because having the strongest activity with unpaired electron) etc.
Under effect, oxidation Decomposition becomes harmless products.
The method utilizing electric discharge, produces anion, under ion wind drives, is diffused into the interior space.Appropriate concentration
Anion on the one hand have adjusted the ionic equilibrium in air, on the other hand, it can also remove the pollutant in air effectively.
The anion of high concentration collides with the toxic chemical substance in air and pathogenic bacteria suspended particulate substance and makes it electronegative, and these bands
The particulate matter of negative electricity will attract positively charged about particulate matter (antibacterial in usual air, virus, embrace son etc. be band just
Electricity).Till this accumulation process is continued until that the weight of particulate matter be enough to make it drop to ground.
Contrast according to upper table it can be seen that for the tape casting that uses relative to tradition of biaxial tension method and blowing,
The most all there is preferably effect.
Use biaxial tension method to can be used to produce the plastic-based film that can not use stretching technique step by step, and can produce
Extra-thin basement membrane, the thinnest thickness that can produce about 1UM, transparency is good, prepares product at hot strength, extension at break
The aspect such as rate, percent thermal shrinkage all has and preferably shows, and in general, the method is easy to production application, and product quality is preferable, is
The technique that cost performance is higher.
Being struck off by the polymer segment on base material top layer, air produces a certain amount of extraordinary material, this material meeting the most around
Combine with the molecule segment being interrupted, produce some polar groups.
Above-described embodiment only for technology design and the feature of the present invention are described, its object is to allow and is familiar with this art
Personage will appreciate that present invention and is carried out, and can not limit the scope of the invention with this.All according to the present invention
The equivalence that spirit is made changes or modifies, and all should contain within the scope of the present invention.
Claims (7)
1. the preparation method of a dark blue print film, it is characterised in that step includes:
(1) pretreatment of raw material；
(2) raw material is sent into smelting furnace and carries out high-temperature fusion process, then fused raw material is extruded；
(3) fused raw material of extrusion is carried out slab, cool down after forming casting film sheet and through tank；
(4) first casting film sheet is sent into vertical machine drawing and is carried out longitudinal stretching, is then re-fed into transverse stretching machine and carries out cross directional stretch and become thin film i.e. base
Film；
(5) basement membrane being carried out thickness measuring, if undesirable, repeat (4), if meeting the requirements, then carrying out trimming after traction；
(6) basement membrane is carried out dedusting；
(7) will roll up on basement membrane, and carry out pre-treatment；
(8) according to include acrylate and vinyl acetate emulsion 50-100 part, styrene-acrylic emulsion 20-40 part, glycol phenyl ether 3-5 part, Ludox 2-3 part,
Deionized water 5-10 part, dimethylbenzene 3-8 part, phthalocyanine blue 4-7 part, phthalein viridescent 5-10 part configuration pigment, and make a plate；
(9) by the color-printed of plate-making at basement membrane, print film is made；
(10) by print film rolling, cut, pack, put in storage.
The preparation method of dark blue print film the most according to claim 1, it is characterised in that (3) operation of slab is: will squeeze
The fused raw material gone out, under pressure promotes, by elongated membrana oralis, under external force, makes molten plastic be attached to rapidly sharp
The basement membrane of solid-state sheet material is made on cold roller surface.
The preparation method of dark blue print film the most according to claim 2, it is characterised in that (3) External Force Acting selects air-flow
Effect.
The preparation method of dark blue print film the most according to claim 1, it is characterised in that (5) after trimming, basement membrane is carried out
Sided corona treatment, then carries out eliminostatic process.
The preparation method of dark blue print film the most according to claim 1, it is characterised in that (6) dust removal operation is: use not
Uniform electric field, forms corona discharge and produces plasma, under the effect of electric-force gradient, occurs with the particulate pollutant in air
Inelastic collision also adheres to, and makes charged ion, in extra electric field power, collected by dust collecting electrode.
The preparation method of dark blue print film the most according to claim 1, it is characterised in that (7) pre-treatment is: enter basement membrane
Row sided corona treatment.
The preparation method of dark blue print film the most according to claim 1, it is characterised in that (9) printing temperature controls 95
～105 DEG C, Stress control in 16～25Mpa speed controlling 5～10m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610555485.XA CN106117583A (en) | 2016-07-14 | 2016-07-14 | A kind of preparation method of dark blue print film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610555485.XA CN106117583A (en) | 2016-07-14 | 2016-07-14 | A kind of preparation method of dark blue print film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106117583A true CN106117583A (en) | 2016-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610555485.XA Pending CN106117583A (en) | 2016-07-14 | 2016-07-14 | A kind of preparation method of dark blue print film |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110236611A1 (en) * | 2008-12-09 | 2011-09-29 | Innovia Films Limited | Printable coating |
| CN104476774A (en) * | 2014-11-29 | 2015-04-01 | 安徽美翔塑业有限公司 | Production process of BOPET (Biaxially Oriented Polyester) film |
| CN104559465A (en) * | 2013-10-24 | 2015-04-29 | 中国科学院化学研究所 | Environment-friendly aqueous printing ink and preparation method thereof |
-
2016
- 2016-07-14 CN CN201610555485.XA patent/CN106117583A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110236611A1 (en) * | 2008-12-09 | 2011-09-29 | Innovia Films Limited | Printable coating |
| CN104559465A (en) * | 2013-10-24 | 2015-04-29 | 中国科学院化学研究所 | Environment-friendly aqueous printing ink and preparation method thereof |
| CN104476774A (en) * | 2014-11-29 | 2015-04-01 | 安徽美翔塑业有限公司 | Production process of BOPET (Biaxially Oriented Polyester) film |
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Application publication date: 20161116 |
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