CN101033595B - Method of producing tinfoil paper - Google Patents
Method of producing tinfoil paper Download PDFInfo
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- CN101033595B CN101033595B CN2006100444760A CN200610044476A CN101033595B CN 101033595 B CN101033595 B CN 101033595B CN 2006100444760 A CN2006100444760 A CN 2006100444760A CN 200610044476 A CN200610044476 A CN 200610044476A CN 101033595 B CN101033595 B CN 101033595B
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Abstract
The invention relates to a production method and products of compound paper with tinfoil. It contains: put tin materials on a molybdenum evaporating boat in vacuum coating machine to evaporate it onto a plastic membrane forming a 0.5-5.0 mu m tinfoil. Vacuum degree in vacuum coating machine is 1.0X10<-2>-4.0X10<-2> pa and working temperature of molybdenum evaporating boat is 180 deg.C-300deg.C. The plastic membrane is BOPP, PET, CPP, PE or PVC membrane. Gum and paste paper on the tinfoil of the plastic membrane. Finally, strip the tinfoil paper from the plastic membrane to get tinfoil having a 5-5.0 mu m tin materials on surface. The invention can resolve problems of great thickness and high cost of tinfoil.
Description
Technical field
The present invention relates to a kind of composite sheet production method, particularly relate to a kind of production method with composite sheet of tin material film with metallic film.
Technical background
Composite sheet with tin material film generally claims tinfoil paper or masking foil, has been widely used among the people.Traditional method of producing tinfoil paper is to be 60 with tin with plumbous weight ratio:: 40 leypewter sheet is beaten thermoplastic then through being rolled in the sheepskin, be rolled in the sheepskin again and beat with wooden Chui; So repeatedly repeatedly, up to the leypewter film of making the 30-40 micron, again by artificial paper on paper.This method production efficiency is low, loss is big, cost is high, appearance poor, output are limited, and serious environment pollution.In recent years, the method for also useful machinery calendering is 60 with tin with plumbous weight ratio:: 40 leypewter sheet rolls through repeatedly rolling thermoplastic then again, makes the leypewter film of 30-50 micron, uses mechanical adhesion again on paper.Though this method has improved production efficiency, has improved product appearance, has increased output significantly, but because the leypewter film shape irregularity that rolls, needing cutting edge to even up just can use, so leypewter loss height, can not reduce the thickness of leypewter film again because of it, the consumption of tin can fall, and the rise in price of tin causes cost still very high.
Summary of the invention
The present invention aims to provide a kind ofly significantly reduces the thickness of tin material film, production efficiency height, loss and cost is low, product appearance is good, output is big method of producing tinfoil paper.
Technical scheme of the present invention is: a kind of method of producing tinfoil paper, and the step that comprises has: steps A is placed on tin material to be evaporated in the molybdenum evaporation boat in vacuum coating equipment and forms 0.5 micron～5.0 microns tin material film on the plastic sheeting; Wherein, described tin material for stanniferous by weight percentage be higher than gross weight 50%, leaded 40% the leypewter that is not higher than gross weight, the vacuum in the vacuum coating equipment is 1.0 * 10
-2Handkerchief～2.5 * 10
-2Handkerchief, the operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃; Perhaps described tin material for stanniferous by weight percentage be higher than gross weight 90%, cupric is lower than 10% gun-metal of gross weight, or described tin material for stanniferous by weight percentage be higher than gross weight 90%, argentiferous is lower than 10% sn-ag alloy of gross weight, or described tin material for stanniferous by weight percentage be higher than gross weight 90%, cupric and silver is lower than 10% tin Kufil of gross weight, the vacuum in the vacuum coating equipment is 2.0 * 10
-2Handkerchief～3.5 * 10
-2Handkerchief, the operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃; Perhaps described tin material is that stanniferous is higher than gross weight 95% De Xi Ingot or tin silk, and the vacuum in the vacuum coating equipment is 2.8 * 10
-2Handkerchief～4.0 * 10
-2Handkerchief, the operating temperature of molybdenum evaporation boat is 240 ℃～300 ℃; Plastic sheeting is BOPP film or PET film or CPP film or PE film or PVC film;
Step B is at the tin material film surface gluing of the plastic sheeting that steps A produced and paste paper;
Step C, the paper that will adhere to the tin material film obtain the masking foil that there is 0.5 micron～5.0 microns tin material film on the surface from the plastic sheeting sur-face peeling.
This method also can be produced colored masking foil: plastic sheeting has been coated with a layer pigment in advance towards the surface of molybdenum evaporation boat in the described steps A, outside the coat of colo(u)r of the tin material film surface of the masking foil that obtains among the step C is exposed to.
Plastic sheeting can carry out the continuous tin plating material film in vacuum coating equipment, to enhance productivity: plastic sheeting is set at the top that straight line on transmission-wrap-up in the vacuum coating equipment moves through molybdenum evaporation boat in the described steps A, and the speed that the plastic sheeting straight line moves is 30 meters/minute～150 meters/minute.The speed that the plastic sheeting straight line moves is higher, and the thickness of tin material film is thinner.
Compound and stripping operation also can use machinery, to enhance productivity: use to shift the tin material film surface gluing of the plastic sheeting that compounding machine produces in steps A among the described step B and paste paper, will adhere to the paper of tin material film from the plastic sheeting sur-face peeling with a minute stripping machine among the described step C.
Method of producing tinfoil paper of the present invention, with the mode of vacuum coating tin material is placed on to be evaporated in the molybdenum evaporation boat and plates out 0.5 micron～5.0 microns smooth uniform tin material films of one deck on the plastic sheeting, paper again sticks with glue, peel off plastic sheeting at last, obtaining with the paper is the masking foil that substrate surface has 0.5 micron of one deck～5.0 microns smooth uniform tin material films.The utilization vacuum coating technology can strict control tin material film thickness and boundary dimensions; In vacuum coating equipment, select not the evaporation boat that can make with the molybdenum of tin material generation chemical reaction, heat tin material, and select the appropriate vacuum condition, can guarantee that just tin material can be evaporated on the transfer medium.Transfer medium is selected smooth smooth plastic sheeting, help obtaining smooth smooth tin material film on the one hand, adhesive force between tin material film and the transfer medium plastic sheeting is less than the adhesive force between tin material film and the glue-line on the other hand, the transfer medium plastic sheeting is stripped from easily, and the tin material film intactly is retained on the paper by glue-line.Because the thickness of tin material film reduces significantly than prior art, and the border of tin material film neatly do not need cutting edge, and the use amount of having saved tin material to greatest extent can reduce cost effectively.Because this method of producing tinfoil paper does not need repeatedly softening tin material, production process is short again; Only add and to use vacuum coating equipment with transmissions-wrap-up, shift compounding machine and branch stripping machine just can be formed production line, carry out continuous mechanization production, production efficiency height, loss and cost are low, product appearance good, output is big and free from environmental pollution.Tin material adopt stanniferous to be higher than gross weight 90% and cupric be lower than gun-metal, the stanniferous of gross weight 10% be higher than gross weight 90% and argentiferous be lower than 10% sn-ag alloy, tin of gross weight be higher than gross weight 90% and cupric and silver are lower than 10% tin Kufil and stanniferous of gross weight and are higher than gross weight 95% De Xi Ingot or tin silk, can avoid product to use the lead contamination that environment is caused fully.Experiment shows, plastic sheeting adopts 18 micron thickness BOPP films free from environmental pollution, reclaim to use 5 times, adopt unleaded tin material to make masking foil of the present invention, the cost of 10 centimetres of products of per ten thousand 8 cm x can be lower than half of leaded same specification product cost of produced in conventional processes; It can guarantee to meet in the world the regulation of lead contamination, and is accessible during sale; Therefore has favorable economic benefit.In addition, compare with not acceptant substitute aluminium-foil paper among the people, masking foil of the present invention also can reclaim tin material from the ashes after burning, have the characteristics of tin material resource reutilization; The aluminium dioxide that produces after aluminium-foil paper burns is then not recyclable.
The specific embodiment
One, embodiment one
The BOPP film of 20 micron thickness is arranged on transmission-wrap-up in the vacuum coating equipment, stanniferous is by weight percentage accounted for 60% of gross weight, leaded 40% the leypewter that accounts for gross weight is placed in the vacuum coating equipment in the molybdenum evaporation boat, seals vacuum coating equipment then and begins to vacuumize.Vacuum in the vacuum coating equipment reaches 1.0 * 10
-2During handkerchief, stop to vacuumize, and control is heated molybdenum evaporation boat.Leypewter will be evaporated on the BOPP film when operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃.Start transmissions-wrap-up this moment, makes the BOPP film move through the top of molybdenum evaporation boat with 100 meters/minute speed straight line, and leypewter is evaporated to the leypewter film of 1.0 microns～1.5 microns of formation on the BOPP film.When all the BOPP films all plate the leypewter film, stop molybdenum evaporation boat heats and cuts out transmissions-wrap-up, open vacuum coating equipment, plate the BOPP film of leypewter film from the taking-up of transmission-wrap-up.
The BOPP film that plates the leypewter film is installed on the transfer compounding machine, be coated with white glue with vinyl and paste paper at the leypewter film surface of this BOPP film, obtain BOPP film composite sheet with shifting compounding machine.
BOPP film composite sheet is peeled off from the BOPP film surface with the paper that divides the stripping machine will adhere to the leypewter film.Obtain pasting by white glue with vinyl the masking foil of 1.0 microns～1.5 microns smooth uniform leypewter films of one deck on a surface of paper.
If the leypewter in the present embodiment is leaded to be lower than 40% of gross weight, then the vacuum in the vacuum coating equipment can along with the reduction of lead tolerance from 1.0 * 10
-2Handkerchief is reduced to 2.5 * 10
-2Handkerchief.The operating temperature of molybdenum evaporation boat is in 180 ℃～260 ℃ scopes, and temperature is higher, and the thickness of leypewter film is thicker.The speed that BOPP film straight line moves on the transmission-wrap-up in the vacuum coating equipment is higher, and the thickness of leypewter film is thinner.
Two, embodiment two
Present embodiment is produced colored masking foil.
A surface of the BOPP film of 18 micron thickness is coated with last layer pigment in advance.
The BOPP film that is coated with paint is arranged on transmission-wrap-up in the vacuum coating equipment, and makes the surface that is coated with paint evaporate boat towards molybdenum.Stanniferous is by weight percentage accounted for 99% of gross weight, and 0.5% the tin Kufil that cupric and Yin Ge account for gross weight is placed in the vacuum coating equipment in the molybdenum evaporation boat, seals vacuum coating equipment then and begins to vacuumize.Vacuum in the vacuum coating equipment reaches 3.0 * 10
-2During handkerchief, stop to vacuumize, and control is heated molybdenum evaporation boat.The tin Kufil will be evaporated on the BOPP film when operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃.Start transmissions-wrap-up this moment, makes the BOPP film move through the top of molybdenum evaporation boat with 60 meters/minute speed straight line, and the tin Kufil is evaporated to the tin Kufil film of 2.5 microns～3.0 microns of formation on the BOPP film.When all the BOPP films all plate tin Kufil film, stop molybdenum evaporation boat heats and cuts out transmissions-wrap-up, open vacuum coating equipment, plate the BOPP film of tin Kufil film from the taking-up of transmission-wrap-up.
The BOPP film that plates tin Kufil film is installed on the transfer compounding machine, be coated with white glue with vinyl and paste paper at the tin Kufil film surface of this BOPP film, obtain BOPP film composite sheet with shifting compounding machine.
BOPP film composite sheet is peeled off from the BOPP film surface with the paper that divides the stripping machine will adhere to tin Kufil film.Obtain pasting 2.5 microns～3.0 microns smooth uniform tin Kufil films of one deck by white glue with vinyl and this tin Kufil film outer surface is the masking foil of coat of colo(u)r on a surface of paper.If pigment is red, then the appearance of this tin Kufil film takes on a red color.If pigment is yellow, then the appearance of this tin Kufil film is golden.According to concrete needs, also can use the pigment of other color.
If the vacuum in the present embodiment in the vacuum coating equipment is reduced to 3.5 * 10
-2Handkerchief, the adhesive force of tin Kufil film and coat of colo(u)r can decrease.If tin Kufil stanniferous amount reduces to that copper content is increased near 10% near 90%, then the vacuum in the vacuum coating equipment should along with the increase of copper content from 3.0 * 10
-2Handkerchief is increased to 2.0 * 10
-2Handkerchief.Adjust the operating temperature of molybdenum evaporation boat, temperature is higher in 180 ℃～260 ℃ scopes, and the thickness of tin Kufil film is thicker.Present embodiment is applicable to that also stanniferous is higher than gross weight 90% by weight percentage, and cupric is lower than the gun-metal of gross weight 10%.
Three, embodiment three
The BOPP film of 18 micron thickness is arranged on transmission-wrap-up in the vacuum coating equipment, stanniferous is by weight percentage accounted for 99.5% of gross weight, 0.5% the sn-ag alloy that argentiferous accounts for gross weight is placed in the vacuum coating equipment in the molybdenum evaporation boat, seals vacuum coating equipment then and begins to vacuumize.Vacuum in the vacuum coating equipment reaches 3.5 * 10
-2During handkerchief, stop to vacuumize, and control is heated molybdenum evaporation boat.Sn-ag alloy will be evaporated on the BOPP film when operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃.Start transmissions-wrap-up this moment, makes the BOPP film move through the top of molybdenum evaporation boat with 80 meters/minute speed straight line, and sn-ag alloy is evaporated to the sn-ag alloy film of 1.8 microns～2.2 microns of formation on the BOPP film.When all the BOPP films all plate the sn-ag alloy film, stop molybdenum evaporation boat heats and cuts out transmissions-wrap-up, open vacuum coating equipment, plate the BOPP film of sn-ag alloy film from the taking-up of transmission-wrap-up.
The BOPP film that plates the sn-ag alloy film is installed on the transfer compounding machine, be coated with white glue with vinyl and paste paper at the sn-ag alloy film surface of this BOPP film, obtain BOPP film composite sheet with shifting compounding machine.
BOPP film composite sheet is peeled off from the BOPP film surface with the paper that divides the stripping machine will adhere to the sn-ag alloy film.A surface that obtains paper is pasted with the masking foil of the sn-ag alloy film of 1.8 microns～2.2 microns of one decks by white glue with vinyl.
Sn-ag alloy silver content in the present embodiment rises to 10%, but does like this to increase Master Cost.The operating temperature of molybdenum evaporation boat improves the thickness that temperature increases the sn-ag alloy film in 180 ℃～260 ℃ scopes.Reduce the speed that BOPP film straight line moves on the transmission-wrap-up in the vacuum coating equipment, also can increase the thickness of sn-ag alloy film.
Four, embodiment four
The BOPP film of 20 micron thickness is arranged on transmission-wrap-up in the vacuum coating equipment, the Chun Xi Ingot of stanniferous 99.9% or pure tin silk are placed in the molybdenum evaporation boat in the vacuum coating equipment, seal vacuum coating equipment then and begin to vacuumize.Vacuum in the vacuum coating equipment reaches 3.2 * 10
-2During handkerchief, stop to vacuumize, and control is heated molybdenum evaporation boat.Tin will be evaporated on the BOPP film when operating temperature of molybdenum evaporation boat is 240 ℃～300 ℃.Start transmissions-wrap-up this moment, makes the BOPP film move through the top of molybdenum evaporation boat with 150 meters/minute speed straight line, and tin is evaporated to the tin thin film of 0.5 micron～1.0 microns of formation on the BOPP film.When all the BOPP films all plate tin thin film, stop molybdenum evaporation boat heats and cuts out transmissions-wrap-up, open vacuum coating equipment, plate the BOPP film of tin thin film from the taking-up of transmission-wrap-up.
The BOPP film that plates tin thin film is installed on the transfer compounding machine, be coated with white glue with vinyl and paste paper on the tin thin film surface of this BOPP film, obtain BOPP film composite sheet with shifting compounding machine.
BOPP film composite sheet is peeled off from the BOPP film surface with the paper that divides the stripping machine will adhere to tin thin film.Obtain pasting by white glue with vinyl the masking foil of 1.0 microns～1.5 microns smooth uniform tin thin films of one deck on a surface of paper.
Because the thickness of tin thin film only has 0.5 micron～1.0 microns, a spot of diaphanous spot can appear in tin thin film itself in the present embodiment, but common people take this masking foil whole observation, can not notice diaphanous spot.If with the vacuum in the vacuum coating equipment from 3.2 * 10
-2Handkerchief brings up to 2.8 * 10
-2Handkerchief can reduce the possibility that diaphanous spot occurs when increasing tin thin film and BOPP adhesion of thin film.The operating temperature of molybdenum evaporation boat improves temperature or reduces the speed that BOPP film straight line moves on the transmission-wrap-up in the vacuum coating equipment in 240 ℃～300 ℃ scopes, can increase the thickness of tin thin film.In the preferred case, the desirable thickness of tin thin film is 1.0 microns～3.0 microns, and the tin that consumes when surpassing 5.0 microns is too much, and does not have practical significance in general application.When the thickness of needed tin thin film surpasses 2.5 microns, can be the vacuum index of vacuum coating equipment from 3.2 * 10
-2Handkerchief drops to 3.5 * 10
-2Handkerchief even 4.0 * 10
-2Handkerchief, the masking foil quality of producing slightly reduces, but can also satisfy general instructions for use.The stanniferous amount of Ruo Xi Ingot or tin silk is reduced to 95%, and the vacuum in the vacuum coating equipment should bring up to 2.8 * 10
-2Handkerchief.
The above, only be preferred embodiment of the present invention, do not limit scope of the invention process with this, the equivalence of doing according to technical scheme of the present invention and description changes and modification, and for example above-mentioned BOPP film is used PET film or CPP film or other free of contamination plastic sheetings such as PE film or PVC film instead; And for example, adopt different tin materials to make colored masking foil; All should belong to the scope that the present invention is contained.
Claims (4)
1. method of producing tinfoil paper, the step that comprises has:
Steps A is placed on tin material to be evaporated in the molybdenum evaporation boat in vacuum coating equipment and forms 0.5 micron～5.0 microns tin material film on the plastic sheeting; Wherein, described tin material for stanniferous by weight percentage be higher than gross weight 50%, leaded 40% the leypewter that is not higher than gross weight, the vacuum in the vacuum coating equipment is 1.0 * 10
-2Handkerchief～2.5 * 10
-2Handkerchief, the operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃; Perhaps described tin material for stanniferous by weight percentage be higher than gross weight 90%, cupric is lower than 10% gun-metal of gross weight, or described tin material for stanniferous by weight percentage be higher than gross weight 90%, argentiferous is lower than 10% sn-ag alloy of gross weight, or described tin material for stanniferous by weight percentage be higher than gross weight 90%, cupric and silver is lower than 10% tin Kufil of gross weight, the vacuum in the vacuum coating equipment is 2.0 * 10
-2Handkerchief～3.5 * 10
-2Handkerchief, the operating temperature of molybdenum evaporation boat is 180 ℃～260 ℃; Perhaps described tin material is that stanniferous is higher than gross weight 95% De Xi Ingot or tin silk, and the vacuum in the vacuum coating equipment is 2.8 * 10
-2Handkerchief～4.0 * 10
-2Handkerchief, the operating temperature of molybdenum evaporation boat is 240 ℃～300 ℃; Plastic sheeting is BOPP film or PET film or CPP film or PE film or PVC film;
Step B is at the tin material film surface gluing of the plastic sheeting that steps A produced and paste paper;
Step C from the plastic sheeting sur-face peeling, obtains the masking foil that there is 0.5 micron～5.0 microns tin material film on the surface with the paper that adhered to the tin material film.
2. a kind of method of producing tinfoil paper according to claim 1, it is characterized in that: plastic sheeting has been coated with a layer pigment in advance towards the surface of molybdenum evaporation boat in the described steps A, outside the coat of colo(u)r of the tin material film surface of the masking foil that obtains among the step C is exposed to.
3. a kind of method of producing tinfoil paper according to claim 1 and 2, it is characterized in that: plastic sheeting is set at the top that straight line on transmission-wrap-up in the vacuum coating equipment moves through molybdenum evaporation boat in the described steps A, and the speed that the plastic sheeting straight line moves is 30 meters/minute～150 meters/minute.
4. a kind of method of producing tinfoil paper according to claim 3, it is characterized in that: use to shift the tin material film surface gluing of the plastic sheeting that compounding machine produces in steps A among the described step B and paste paper, will adhere to the paper of tin material film from the plastic sheeting sur-face peeling with a minute stripping machine among the described step C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100444760A CN101033595B (en) | 2006-03-08 | 2006-03-08 | Method of producing tinfoil paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100444760A CN101033595B (en) | 2006-03-08 | 2006-03-08 | Method of producing tinfoil paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101033595A CN101033595A (en) | 2007-09-12 |
| CN101033595B true CN101033595B (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100444760A Expired - Fee Related CN101033595B (en) | 2006-03-08 | 2006-03-08 | Method of producing tinfoil paper |
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| CN (1) | CN101033595B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581061B (en) * | 2008-05-13 | 2010-11-03 | 上海纳尔实业有限公司 | Fabricating method of air vent vehicle body paste |
| CN101629401B (en) * | 2008-07-14 | 2012-07-25 | 王阿勇 | Paper automatic tin foil machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86106224A (en) * | 1986-09-11 | 1988-03-23 | 厦门市鹭江工艺美术厂 | Foil painting material |
-
2006
- 2006-03-08 CN CN2006100444760A patent/CN101033595B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86106224A (en) * | 1986-09-11 | 1988-03-23 | 厦门市鹭江工艺美术厂 | Foil painting material |
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| CN101033595A (en) | 2007-09-12 |
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