CN106182538A - A kind of high intensity Triafol T laminated film production technology - Google Patents
A kind of high intensity Triafol T laminated film production technology Download PDFInfo
- Publication number
- CN106182538A CN106182538A CN201610534967.7A CN201610534967A CN106182538A CN 106182538 A CN106182538 A CN 106182538A CN 201610534967 A CN201610534967 A CN 201610534967A CN 106182538 A CN106182538 A CN 106182538A
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- China
- Prior art keywords
- film
- tac
- solution
- high intensity
- production technology
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/28—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length by depositing flowable material on an endless belt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/30—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length incorporating preformed parts or layers, e.g. moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/32—Making multilayered or multicoloured articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
- B29C41/42—Removing articles from moulds, cores or other substrates
- B29C41/44—Articles of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of high intensity Triafol T laminated film production technology, comprise the steps: that (1) prepares TAC solution and film solution respectively；(2) TAC solution and film solution are directed respectively into individually extrude passage, then extrude at seamless stainless steel band by multilayer extrusion mouth simultaneously, form TAC compounded wet film；(3) TAC compounded wet film is peeled off after predrying from steel band；Then TAC compounded wet film feeding baking oven is dried, forms TAC composite membrane；(4) by TAC composite membrane rolling.The high intensity Triafol T laminated film production technology that the present invention provides, by new-type casting film mode make TAC laminated film can on a production line once property synthesize, a large amount of save technological equipment investment and production cost.Simultaneously because after TAC is with PC or PMMA as matrix, the performance of thin film entirety all increases.
Description
Technical field
The present invention relates to optical material field, particularly relate to a kind of high intensity Triafol T laminated film and produce work
Skill.
Background technology
TAC (Triafol T) film is widely used optical thin film, products application such as display Polarizer, photograph
With chip base, anti-glare lens and the field such as illuminator, rupture pressure disc, owing to its high light transmission rate, water-tolerant have again certain machinery
Intensity, has photosensitiveness uniformity simultaneously, it is possible to the isolation performance such as moisture content and air, also can add when applying at display and eyeglass
Entering to intercept ultraviolet function, due to above advantage, TAC film has become as the irreplaceable optical material of industry.
But the material behavior of TAC itself causes its material heat resistance poor.Use in the past is all by using adhesive
It is combined with other thin-film material and is used together.Original combination process, is by TAC or other film surface gluing, through dry type
Double-layer films is combined with each other by compound or wet type combination process, or by one thin film original material is passed through solvent soln
Form is coated on another film surface, or another film surface surface treated.Original technique experiences multiple tracks due to needs
Operation just can complete, and this process is complicated, and yields is the highest, inefficiency.
Summary of the invention
Because the drawbacks described above of prior art, the technical problem to be solved is to provide a kind of novel high-strength
The production technology of Triafol T laminated film, this technique is simple and convenient, and production cost is low, can improve production yields, matter
Amount is stable.
For achieving the above object, the invention provides a kind of high intensity Triafol T laminated film production technology, bag
Include following steps:
(1) TAC solution and film solution are prepared respectively；
(2) TAC solution and film solution are directed respectively into individually extrude passage, then squeezed by multilayer extrusion mouth simultaneously
Go out at seamless stainless steel band, form TAC compounded wet film；
(3) TAC compounded wet film is peeled off after predrying from steel band；Then TAC compounded wet film feeding baking oven is done
Dry, form TAC composite membrane；
(4) by TAC composite membrane rolling.
Present invention also offers a kind of high intensity Triafol T laminated film production technology, comprise the steps:
(1) TAC solution and film solution are prepared respectively；
(2) TAC solution and film solution are directed respectively into individually extrude passage, then squeezed by multilayer extrusion mouth simultaneously
Go out on bearing film surface, form TAC compounded wet film；
(3) bearing film of carrying TAC compounded wet film is sent into baking oven to be dried, form TAC composite membrane；
(4) by rolling after the TAC composite membrane stripping on bearing film or TAC composite membrane is together received together with bearing film
Volume.
Preferably, described film solution is PC or PMMA solution
Preferably, described bearing film is PET film, PU thin film, PP thin film or PE thin film.
Preferably, described bearing film, before clamp-oning TAC solution and film solution, is first coated with one layer of easily separated coating.?
The coating of bearing film surface has the easily separated coating of low-surface-energy character, conveniently will be peeled off on carrier film by TAC film, improves raw
Produce yields.
Preferably, described easily separated coating material is organosilicon material, organic fluorine material, organic-silicon-modified macromolecule material
Material, Organic fluoride modified polymer material or long chain alkane and derivant thereof.
Preferably, the baking temperature of described baking oven is 30 DEG C～150 DEG C.
The method have the advantages that
Compared with prior art, it is an advantage of the current invention that to make the TAC laminated film can be by new-type casting film mode
Article one, production line disposably synthesizes, a large amount of saving technological equipment investment and production cost.Simultaneously because TAC is with PC or PMMA
After matrix, the performance of thin film entirety all increases.
When together with bearing film rolling, owing to having certain peeling force between bearing film and TAC composite membrane, together
During rolling, will not separate between two membranes, on the one hand contact surface for the opposite sex by two-layer during rolling so that rolling is more held
Easily, rolling product yield is improved；On the other hand can make as follow-up as the protective layer of TAC product by this bearing film
Process protecting film during with.
Accompanying drawing explanation
Fig. 1 is the production technology schematic diagram of a preferred embodiment of the present invention；
Fig. 2 is the multilayer extrusion mouth schematic diagram of Fig. 1 embodiment；
Fig. 3 is the production technology schematic diagram of another preferred embodiment of the present invention；
Fig. 4 is the multilayer extrusion mouth schematic diagram of Fig. 3 embodiment；
Fig. 5 is the multilayer extrusion mouth schematic diagram of another preferred embodiment of invention；
In figure, 1 is steel band, and 2 is multilayer extrusion mouth, and 3 is bearing film.
Detailed description of the invention
A kind of high intensity Triafol T laminated film production technology, as it is shown in figure 1, comprise the steps:
(1) TAC solution and film solution are prepared respectively；Wherein TAC solution includes TAC, mixed solvent and alternative
Add improve performance additive, being configured to solids content is 1%～40% solution.Mixed solvent includes main solvent and auxiliary
Solvent, for dichloromethane (CH2Cl2), secondary solvent includes esters solvent, ketones solvent, ether solvent, aromatic hydrocarbon solvent, fat
Fat varsol or alcohols solvent, main solvent is 100:0～300 with the ratio of secondary solvent；Film solution can be PC solution,
Can also be PMMA solution.
(2) TAC solution and film solution are directed respectively into individually extrude passage, then by multilayer extrusion mouth 2 simultaneously
Extrude at seamless stainless steel band 1, form TAC compounded wet film；Multilayer extrusion mouth 2 is the nozzle coating head of multiple runner, different
Thin film material solution is finally merged together near exit by different runners, and is coated on bearing substrate, such as Fig. 2 or
Shown in Fig. 4, follow-up feed is continuous and quantitative feeding system, to ensure the uniformity of coating product coating weight.The TAC formed is combined
Wet film can have various ways, is TAC and PC, and for example TAC and PMMA (as shown in Figure 5) from top to bottom such as membrane material, and for example
The form of PMMA, TAC and PMMA three-layer sandwich.
(3) TAC compounded wet film is peeled off after predrying from steel band 1；Then TAC compounded wet film feeding baking oven is done
Dry, the baking temperature of baking oven is 30 DEG C～150 DEG C, after solvent distributes completely, forms TAC composite membrane；
(4) by TAC composite membrane rolling.
As another embodiment, a kind of high intensity Triafol T laminated film production technology, as it is shown on figure 3,
Introduce the technical scheme of bearing film, comprise the steps:
(1) TAC solution and film solution are prepared respectively；
(2) TAC solution and film solution are directed respectively into individually extrude passage, then by multilayer extrusion mouth 2 simultaneously
Extrusion, on bearing film 3 surface, forms TAC compounded wet film；Bearing film 3 is PET film, PU thin film, PP thin film or PE thin film.
Further, as a kind of embodiment, before bearing film 3 clamp-ons TAC solution and film solution, first coating one layer has low
The easily separated coating of surface energy properties material, so easily peels off TAC composite membrane from carrier film.Easily separated coating material can
Think organosilicon material, organic fluorine material, organic-silicon-modified macromolecular material, Organic fluoride modified polymer material or long chain alkane
And derivant.
(3) bearing film 3 of carrying TAC compounded wet film being sent into baking oven to be dried, the baking temperature of baking oven is 30 DEG C
～150 DEG C, after solvent distributes completely, form TAC composite membrane；
(4) by rolling after the TAC composite membrane stripping on bearing film 3 or TAC composite membrane is together received together with bearing film 3
Volume.
Below with reference to embodiment, the technique effect of design, concrete structure and the generation of the present invention is described further,
To be fully understood from the purpose of the present invention, feature and effect.
Embodiment 1
TAC solution is prepared according to formula as below
| Material | Proportioning |
| TAC | 100 |
| Dichloromethane | 728 |
| Methanol | 72 |
| TBP | 4.5 |
| BDP | 2.5 |
| Ultraviolet absorber | 0.045 |
| Dyestuff | 0.00017 |
PC solution is prepared according to formula as below
| Material | Proportioning |
| TAC | 100 |
| Dichloromethane | 500 |
| Ketohexamethylene | 100 |
Above-mentioned material is dissolved in a heated condition, becomes coating fluid through steps such as supercooling, froth breaking, filtrations and be transported to many
Layer nozzle.Multilayer extrusion mouth uses three layers of slit nozzle, and upper strata is TAC, and intermediate layer is PC, and lower floor is TAC.Control narrow
Gap so that finished film target thickness is 30 ± 2 microns.Three layers of solution are uniformly coated on carrying steel band, through certain
Solvent volatilization is formed possibly together with solvent but has had the thin film of some strength, then enters back into follow-up desolventizing baking oven, by solvent
Thoroughly dry, and rolling, preparing TAC composite membrane, product test data are as follows:
| Test event | Test value |
| TAC film is thick | 29μm |
| Light transmittance | 92 |
| Mist degree | 0.5 |
Embodiment 2
TAC solution is prepared according to formula as below
PMMA solution is prepared according to formula as below
| Material | Proportioning |
| PMMA | 100 |
| Dichloromethane | 400 |
| Acetone | 100 |
Above-mentioned material is dissolved in a heated condition, becomes coating fluid through steps such as supercooling, froth breaking, filtrations and be transported to many
Layer nozzle.Multilayer extrusion mouth uses three layers of slit nozzle, and upper strata is TAC, and intermediate layer is PMMA, and lower floor is TAC.Control
Slit gap so that finished film target thickness is 50 ± 2 microns.Three layers of solution are uniformly coated in carrying PET film, with
Solvent, through baking oven, is thoroughly volatilized by the bearing film of triple coatings liquid, and rolling, prepares TAC composite membrane, product test data
As follows:
| Test event | Test value |
| TAC film is thick | 51μm |
| Light transmittance | 92 |
| Mist degree | 0.6 |
Embodiment 3
TAC solution is prepared according to formula as below
| Material | Proportioning |
| TAC | 100 |
| Dichloromethane | 500 |
| Butanone | 100 |
| Ethyl acetate | 100 |
| TBP | 4.5 |
| Ultraviolet absorber | 0.035 |
PMMA solution is prepared according to formula as below
| Material | Proportioning |
| PMMA | 100 |
| Dichloromethane | 300 |
| Methyl phenyl ethers anisole | 50 |
| Acetone | 100 |
Above-mentioned material is dissolved in a heated condition, becomes coating fluid through steps such as supercooling, froth breaking, filtrations and be transported to many
Layer nozzle.Multilayer extrusion mouth uses two layers of slit nozzle, and upper strata is PMMA, and lower floor is TAC.Control slit gap, make
Obtaining finished film target thickness is 25 ± 2 microns.Three layers of solution are uniformly coated in carrying PET film, with triple coatings liquid
Bearing film through baking oven, thoroughly solvent is volatilized, and rolling, prepare TAC composite membrane, product test data are as follows:
| Test event | Test value |
| TAC film is thick | 25μm |
| Light transmittance | 92 |
| Mist degree | 0.5 |
The preferred embodiment of the present invention described in detail above.Should be appreciated that those of ordinary skill in the art without
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technology in the art
Personnel are available by logical analysis, reasoning, or a limited experiment the most on the basis of existing technology
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (7)
1. a high intensity Triafol T laminated film production technology, it is characterised in that comprise the steps:
(1) TAC solution and film solution are prepared respectively；
(2) TAC solution and film solution are directed respectively into individually extrude passage, then squeezed by multilayer extrusion mouth (2) simultaneously
Go out in seamless stainless steel band (1), form TAC compounded wet film；
(3) TAC compounded wet film is peeled off after predrying from steel band (1)；Then TAC compounded wet film feeding baking oven is done
Dry, form TAC composite membrane；
(4) by TAC composite membrane rolling.
2. a high intensity Triafol T laminated film production technology, it is characterised in that comprise the steps:
(1) TAC solution and film solution are prepared respectively；
(2) TAC solution and film solution are directed respectively into individually extrude passage, then squeezed by multilayer extrusion mouth (2) simultaneously
Go out on bearing film (3) surface, form TAC compounded wet film；
(3) bearing film (3) of carrying TAC compounded wet film is sent into baking oven to be dried, form TAC composite membrane；
(4) by rolling after the TAC composite membrane stripping on bearing film (3) or TAC composite membrane is together received together with bearing film (3)
Volume.
3. high intensity Triafol T laminated film production technology as claimed in claim 1 or 2, it is characterised in that described
Film solution is PC or PMMA solution
4. high intensity Triafol T laminated film production technology as claimed in claim 2, it is characterised in that described carrying
Thin film (3) is PET film, PU thin film, PP thin film or PE thin film.
5. high intensity cellulose triacetate film production technology as claimed in claim 2, it is characterised in that described bearing film
(3) before clamp-oning TAC solution and film solution, first one layer of easily separated coating of coating.
6. high intensity cellulose triacetate film production technology as claimed in claim 5, it is characterised in that described easily separated painting
Layer material is organosilicon material, organic fluorine material, organic-silicon-modified macromolecular material, Organic fluoride modified polymer material or long-chain
Alkane hydrocarbons and their derivates.
7. high intensity cellulose triacetate film production technology as claimed in claim 1 or 2, it is characterised in that described baking oven
Baking temperature be 30 DEG C～150 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534967.7A CN106182538A (en) | 2016-07-08 | 2016-07-08 | A kind of high intensity Triafol T laminated film production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534967.7A CN106182538A (en) | 2016-07-08 | 2016-07-08 | A kind of high intensity Triafol T laminated film production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106182538A true CN106182538A (en) | 2016-12-07 |
Family
ID=57472589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610534967.7A Pending CN106182538A (en) | 2016-07-08 | 2016-07-08 | A kind of high intensity Triafol T laminated film production technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN106182538A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849248A (en) * | 2018-10-26 | 2019-06-07 | 太湖金张科技股份有限公司 | A kind of ultra-thin PMMA method for manufacturing thin film and preparation system |
| CN112680125A (en) * | 2020-12-28 | 2021-04-20 | 无锡市立帆绝缘材料科技有限公司 | Preparation method of polyaryl fiber-polyester composite film |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676297A (en) * | 2004-03-29 | 2005-10-05 | 富士胶片株式会社 | Apparatus and method of producing multi-layer film |
| JP2006051637A (en) * | 2004-08-10 | 2006-02-23 | Fuji Photo Film Co Ltd | Recovery method of cellulose/lower fatty acid ester resin and film manufacturing method |
| CN104932040A (en) * | 2015-07-03 | 2015-09-23 | 太湖金张科技股份有限公司 | An optical film |
-
2016
- 2016-07-08 CN CN201610534967.7A patent/CN106182538A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676297A (en) * | 2004-03-29 | 2005-10-05 | 富士胶片株式会社 | Apparatus and method of producing multi-layer film |
| JP2006051637A (en) * | 2004-08-10 | 2006-02-23 | Fuji Photo Film Co Ltd | Recovery method of cellulose/lower fatty acid ester resin and film manufacturing method |
| CN104932040A (en) * | 2015-07-03 | 2015-09-23 | 太湖金张科技股份有限公司 | An optical film |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849248A (en) * | 2018-10-26 | 2019-06-07 | 太湖金张科技股份有限公司 | A kind of ultra-thin PMMA method for manufacturing thin film and preparation system |
| CN112680125A (en) * | 2020-12-28 | 2021-04-20 | 无锡市立帆绝缘材料科技有限公司 | Preparation method of polyaryl fiber-polyester composite film |
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Application publication date: 20161207 |