CN104369525A - Method for removing foreign substance from film laminate, and method and apparatus for manufacturing film laminate - Google Patents

Method for removing foreign substance from film laminate, and method and apparatus for manufacturing film laminate Download PDF

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Publication number
CN104369525A
CN104369525A CN201410360021.4A CN201410360021A CN104369525A CN 104369525 A CN104369525 A CN 104369525A CN 201410360021 A CN201410360021 A CN 201410360021A CN 104369525 A CN104369525 A CN 104369525A
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China
Prior art keywords
laminated body
film laminated
foreign matter
diaphragm
film
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CN201410360021.4A
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Chinese (zh)
Inventor
田村透
古泽修也
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Nitto Denko Corp
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Nitto Denko Corp
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Publication date
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Publication of CN104369525A publication Critical patent/CN104369525A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/10Removing layers, or parts of layers, mechanically or chemically
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • G02B5/3025Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/04Cleaning by suction, with or without auxiliary action
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/16Drying; Softening; Cleaning
    • B32B38/162Cleaning
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528Polarisers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B41/00Arrangements for controlling or monitoring lamination processes; Safety arrangements
    • B32B2041/06Starting the lamination machine or method

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Polarising Elements (AREA)
  • Cleaning In General (AREA)

Abstract

The invention provides a method for removing a foreign substance from a film laminate, and a method and an apparatus for manufacturing the film laminate. According to the utility model, while a film layer lamination body of an optical film, a bonding layer formed on the optical film and a protective film which is laminated on the bonding layer to protect the optical film is transported to the downstream side, the above film layer lamination body is stripped from the protective film. Suction is performed for the place where the film layer lamination body is stripped from the protective film, so a foreign substance is removed.

Description

The foreign matter minimizing technology of foreign matter, the manufacture method of film laminated body and manufacturing installation is removed from film laminated body
Technical field
The present invention relates to and remove the foreign matter minimizing technology of foreign matter, the manufacture method of film laminated body and manufacturing installation from film laminated body.
Background technology
In the past, as the blooming of image displaying part being applied to such as image display device, use polarizer (polarizing coating).Usually, polarizer is to dispatch from the factory by the form of the film laminated body of the stacked diaphragm of adhesive layer on its at least one face, and when manufacturing image display device, this film laminated body is installed on image displaying part after being stripped this diaphragm.
In this optical film laminate, if be attached with foreign matter, then likely affect the optical characteristics of blooming.
Therefore, a kind of method removing foreign matter from film laminated body is proposed.
Such as, propose a kind of by organic EL film surperficial blow air and from the both end sides on this surface, blowed air is aspirated to the technology (with reference to patent document 1) of the foreign matter removing surface.
In addition, such as, the end face proposing a kind of side face with substrate by making bond roll vertically contacts and makes this bond roll rotate the technology (with reference to patent document 2) of the foreign matter removed on the end face of substrate.
Patent document 1: Japanese Laid-Open 2010-140705 publication
Patent document 2: Japanese Laid-Open 2006-165072 publication
Summary of the invention
the problem that invention will solve
But above-mentioned film laminated body has in its end face side the adhesive layer being exposed to external environment condition, therefore, there is the tendency be easy at this end face attachment foreign matter.Thus, in the technology that above-mentioned patent document 1 is such, be difficult to remove the foreign matter be attached on end face fully.
In addition, because the film laminated body with blooming is thinner, therefore, in the technology that patent document 2 is such, the end face of film laminated body likely damages because contacting with the side face of bond roll.
The present invention considers above-mentioned situation and makes, its problem is, provides while suppressing damage, can remove removing the foreign matter minimizing technology of foreign matter from film laminated body and can suppress manufacture method and the manufacturing installation of the film laminated body of the attachment of foreign matter while suppressing damage of foreign matter fully.
for the scheme of dealing with problems
Consider the problems referred to above, the present inventors have carried out conscientiously studying, and found that: by being carried while peel off diaphragm to downstream by film laminated body, the foreign matter be attached on the end face of this film laminated body can be made to fly upward.Can infer that its reason is, because peeling off diaphragm, the face area of film laminated body be reduced, thus the adhesive force of the foreign matter be attached on this end face is weakened.
In addition, also find that the foreign matter flown upward is attached on the surface of the adhesive layer exposed because peeling off diaphragm.
And; based on above-mentioned opinion; the present inventors have carried out further conscientiously studying; found that: by aspirating the part after stripping from side when peeling off diaphragm, the foreign matter flown upward can be removed, thus; foreign matter can be suppressed to be attached on the surface of the adhesive layer exposed because peeling off diaphragm; its result, can remove foreign matter fully from film laminated body, thus complete the present invention.
Namely; the invention provides a kind of foreign matter minimizing technology removing foreign matter from film laminated body; wherein; while will blooming be comprised, be formed in the adhesive layer on this blooming and be layered on this adhesive layer and carry to downstream with the film laminated body of the diaphragm protecting above-mentioned blooming; while peel off said protection film from above-mentioned film laminated body; further, the part peeled off this diaphragm of the generation of film laminated body from side is aspirated and removes foreign matter.
Adopt this structure, when being peeled off by diaphragm, the foreign matter be attached on the end face of film laminated body flies upward, and can be removed by aspirating from side this foreign matter.Thereby, it is possible to remove foreign matter fully.In addition, due to can to remove foreign matter with the non-contacting state of film laminated body, therefore, it is possible to suppress the damage of film laminated body.
Thus, adopt said structure, while the damage suppressing film laminated body, foreign matter can be removed fully from this film laminated body.
The removing the foreign matter minimizing technology of foreign matter from film laminated body and be preferably applied to the situation that above-mentioned blooming is polarizer of above-mentioned formation.
In polarizer, even the foreign matter adhering to several μm of sizes also may cause problem, therefore, if also can reliably remove the foreign matter be attached on the end face of film laminated body, then very effective.
In addition, the invention provides a kind of manufacture method of film laminated body, wherein, implementing, from after above-mentioned film laminated body removes the foreign matter minimizing technology of foreign matter, protective film is stacked on above-mentioned adhesive layer and again forms film laminated body.
Adopt this structure, can the damage of film laminated body be suppressed by the removing step of above-mentioned foreign matter and remove foreign matter fully from this film laminated body.Thereby, it is possible to suppress foreign matter to be attached on the surface of adhesive layer, thus can suppress to sandwich foreign matter when diaphragm being layered in again adhesive layer.In addition, damage can also be suppressed.
Thus, adopt said structure, the attachment of foreign matter can be suppressed while suppressing damage.
The manufacture method of the film laminated body of above-mentioned formation is preferably applied to the situation that above-mentioned blooming is polarizer.
In polarizer, even the foreign matter adhering to several μm of sizes also may cause problem, therefore, if also can reliably remove the foreign matter be attached on the end face of film laminated body, then very effective.
In addition, the manufacturing installation of a kind of film laminated body of the present invention, wherein, this manufacturing installation comprises: conveying device, it is for carrying film laminated body to downstream, and this film laminated body comprises blooming, is formed in the adhesive layer on this blooming and is layered on this adhesive layer to protect the diaphragm of above-mentioned blooming; Stripping off device, it is for peeling off said protection film from the above-mentioned film laminated body of being come by the conveying of this conveying device; Foreign matter removal device, it aspirates for the part peeled off the generation said protection film of film laminated body from side and removes foreign matter; And stacked laminator, it is for utilizing above-mentioned stripping off device that stacked diaphragm on the above-mentioned adhesive layer of the remaining duplexer of stripping said protection film is formed film laminated body again.
Accompanying drawing explanation
Fig. 1 is the summary side elevation representing the manufacturing installation used in the manufacture method of the film laminated body of one embodiment of the present invention.
Fig. 2 is the summary side elevation of the Rotating fields of the film laminated body representing one embodiment of the present invention.
Fig. 3 is the approximate vertical view removing the enforcement state of the foreign matter removing step (method) of foreign matter from film laminated body representing one embodiment of the present invention.
Fig. 4 is the IV-IV sectional view of Fig. 3.
Fig. 5 is the approximate vertical view removing the enforcement state of the foreign matter removing step (method) of foreign matter from film laminated body representing other embodiments of the present invention.
Fig. 6 is the general profile chart of the enforcement state of the manufacture method of the film laminated body representing other embodiments of the present invention.
Detailed description of the invention
Below, what embodiments of the present invention were described removes the foreign matter minimizing technology of foreign matter and the manufacture method of film laminated body from film laminated body.In addition, in the present embodiment, the manufacture method of film laminated body is described, the manufacture method of this film laminated body has the foreign matter minimizing technology as foreign matter removing step.
First, the manufacturing installation used in the manufacture method of the film laminated body of present embodiment is described.
As shown in Figure 1, the manufacturing installation 1 of the film laminated body of present embodiment comprises: conveying roller to 3, its conveying device of carrying to downstream as the film laminated body 10 for releasing from spool body 19; Peel off with roller 5, it is as the stripping off device for peeling off diaphragm 15 from film laminated body 10; Aspirator 53, it removes the foreign matter removal device of foreign matter as aspirating from side the part R of the stripping of the generation diaphragm 15 of film laminated body 10; Backing roll 7, it is for supporting the diaphragm after stripping 15; And stacked roller is to 9, it is as the stacked laminator for stacked guard film (being diaphragm 15) again on the remaining duplexer 17 utilizing stripping roller 5 to peel off diaphragm 15 herein.
Film laminated body 10 to 3 while with authorized pressure clamping film laminated body 10 while rotate, thus is carried to downstream by conveying roller.
Stripping roller 5 configures in the mode abutted against with the diaphragm 15 of film laminated body 10, peels off diaphragm 15 successively to peel off with roller 5 for starting point from film laminated body 10.
As shown in Figure 3, Figure 4; aspirator 53 has opening portion 53a, and via this opening portion 53a from the side of the part R of the stripping of the generation diaphragm 10 film laminated body 10 (from least one side in the two ends the width (Y-direction of Fig. 3) of film laminated body 10, further in other words as from the side for the throughput direction relative to film laminated body 10) withdrawing air.As aspirator 53, such as vavuum pump, vacuum ejector, air exhauster etc. can be listed.In addition, in the present embodiment, be configured with two aspirators 53 in the both sides of the part R of the stripping of generation diaphragm 15, but in the present invention, also can configure aspirator 53 in any side in these both sides.
Backing roll 7 is to reel the diaphragm 15 after peeling off and the mode erected supports this diaphragm 15 from below.
Stacked roller to 9 while remaining duplexer 17 after being stripped with authorized pressure clamping diaphragm 15 and diaphragm 15 rotation on one side, thus by above-mentioned remaining duplexer 17 and diaphragm 15 stacked and form film laminated body 20.
Next, the film laminated body 10 used in the present embodiment is described.
As shown in Figure 2, the film laminated body 10 of present embodiment comprises: banded blooming 11; Adhesive layer 13, its face being formed in this blooming 11 (is surface herein.) on 11a; And the diaphragm 15 of band shape, it is layered on this adhesive layer 13.
As blooming 11, the duplexer etc. that can list such as polarizer (polarizing coating), phase retardation film, antireflection film, bright enhancement film or be made up of above-mentioned film.
Adhesive layer 13 is for being bonded together blooming 11 and diaphragm 15.This adhesive layer 13 is by the applying adhesive as the material for the formation of adhesive layer 13 is also made its drying as required or is solidified to form on blooming 11.
Diaphragm 15 is for the protection of the surperficial 11a of blooming 11.In addition, in the present embodiment, diaphragm 15 will be peeled off from adhesive layer 13, and such diaphragm is also referred to as mould release membrance.
The film laminated body 10 comprising such blooming 11, adhesive layer 13 and diaphragm 15 such as can manufacture as follows.
That is, first, the surperficial 11a of blooming 11 applies above-mentioned adhesive, and make its dry or solidification as required, form adhesive layer 13 thus.Make to load diaphragm 15 on this adhesive layer 13 and the duplexer that obtains by (not shown) between the pair of rolls that is set as authorized pressure.Thereby, it is possible to manufacture film laminated body 10.In the form of Fig. 1, film laminated body 10 coiled into web-like and constitutes spool body 19, but in the present invention, also can use film laminated body 10, and not form spool body 19.
Next, the manufacture method of the film laminated body of present embodiment is described.
The manufacture method of the film laminated body of present embodiment has the foreign matter minimizing technology as foreign matter removing step; in this foreign matter minimizing technology; while film laminated body 10 is carried to downstream; while peel off said protection film 15 from above-mentioned film laminated body 10; further, from side, the part R of the stripping that this diaphragm 15 occurs aspirated and remove foreign matter.In addition, there is lamination process, after this foreign matter removing step of enforcement (i.e. foreign matter minimizing technology), in this lamination process, diaphragm 15 is layered on above-mentioned adhesive layer 13 and again forms film laminated body 20.
In above-mentioned foreign matter removing step; while will blooming 11 be comprised, be formed in the adhesive layer 13 on this blooming 11 and be layered on this adhesive layer 13 and carry to downstream with the film laminated body 10 of the diaphragm 15 protecting above-mentioned blooming 11; while peel off said protection film 15 from above-mentioned film laminated body 10; further, from side, the part R of the stripping that this diaphragm 15 occurs aspirated and remove foreign matter.
Specifically, first, as shown in Figure 1, release along its long side direction from the film laminated body 10 of spool body 19 by band shape, utilize conveying roller to be carried to downstream by film laminated body 10 3.One side is like this carries film laminated body 10 to downstream, utilizes stripping roller 5 to be peeled off from film laminated body 10 by diaphragm 15.By peeling off diaphragm 15, thus adhesive layer 13 is exposed and the residual duplexer 17 be made up of blooming 11 and adhesive layer 13.
Further, as shown in Figure 3, Figure 4, so this diaphragm 15 is peeled off, while utilize aspirator 53 to aspirate respectively from the part R of side to the stripping of the generation diaphragm 15 film laminated body 10 of film laminated body 10.
In addition, in the present embodiment, illustrate that the form of aspirating is carried out in the both sides of the part R of the stripping utilizing two aspirators 53 from generation diaphragm 15, but in the present invention, also can adopt the form of carrying out from any side these both sides aspirating.
The suction force of aspirator 53 suitably can set according to the removal situation etc. of foreign matter or suitably set with the degree not making film laminated body 10 produce distortion.In addition, pumping direction both can be direction parallel with width Y as shown in Figure 3, also can be the direction tilted relative to width Y in addition.In addition, with beeline, the length that the opening portion 53a of aspirator 53 is connected with the ora terminalis of film laminated body 10 is preferably 5mm ~ 30mm.By making this length be more than 5mm, thus have too bringing harmful effect to prevent such advantage close to film laminated body 10 to conveying, by making this length be below 30mm, thus have can advantage that more effectively suck foreign matter is such.
Adopt above-mentioned foreign matter removing step, when peeling off diaphragm 15, the adhesive force being attached to the foreign matter on the end face of film laminated body 10 weakens or foreign matter flies upward, and can be removed by aspirating from side this foreign matter.Thereby, it is possible to remove foreign matter fully.In addition, due to can to remove foreign matter with the non-contacting state of film laminated body 10, therefore, it is possible to suppress the damage of film laminated body 10.
Thus, while the damage suppressing film laminated body 10, foreign matter can be removed fully from this film laminated body 10.
After stating foreign matter removing step on the implementation; namely; utilizing after aspirator 53 removes foreign matter, in above-mentioned lamination process, utilize stacked roller to 9 on the above-mentioned adhesive layer 13 of above-mentioned remaining duplexer 17 stacked diaphragm 15 and again form film laminated body 20.More specifically, in the present embodiment, the adhesive layer 13 diaphragm 15 after peeling off in above-mentioned foreign matter removing step being layered in above-mentioned remaining duplexer 17 forms film laminated body 20 again.
Like this, in the present embodiment, the diaphragm 15 after by stripping is adopted intactly to be layered in form adhesive layer 13 being formed again film laminated body 20.But, in the present invention, also other forms can be adopted; such as, as shown in Figure 5 the diaphragm 15 after stripping is temporarily reclaimed, afterwards; as shown in Figure 6, the diaphragm 25 different from the diaphragm 15 after stripping is laminated in the adhesive layer 13 of above-mentioned remaining duplexer 17.
Such as, specifically, in foreign matter removing step, as shown in Figure 5, by film laminated body 10 to downstream conveying, such as peel off diaphragm 15 on one side and utilize takers-in (devices for taking-up) 61 batch diaphragm 15 and reclaim as spool body 29.Like this, following form can be adopted: reclaim and peel off diaphragm 15, utilize aspirator 53 to aspirate the part R occurring to peel off on one side as described above.
In addition; in this case; such as; in lamination process; also form as shown in Figure 6 can be adopted: the above-mentioned remaining duplexer 17 after diaphragm 15 will be removed to downstream conveying, and release another diaphragm 25 from spool body 39 while roller (discharge device) 63 is such as released in utilization and utilize stacked roller to be fitted in adhesive layer 13 by diaphragm 25 9 and form film laminated body 30.In addition, the diaphragm 15 after stripping can be used in being laminated on the adhesive layer of the duplexer different from above-mentioned remaining duplexer 17.
As mentioned above; in lamination process of the present invention; on the adhesive layer 13 of the remaining duplexer 17 utilizing above-mentioned stripping roller 5 to be peeled off by diaphragm 15 by above-mentioned foreign matter removing step, stacked roller is utilized again to form film laminated body 20,30 to the diaphragm 15 after 9 stacked strippings or the diaphragm 25 different from this diaphragm 15.
Adopt the manufacture method of present embodiment, can the damage of film laminated body 10,20,30 be suppressed by the removing step of above-mentioned foreign matter and remove foreign matter fully from this film laminated body 10,20,30.Thereby, it is possible to suppress foreign matter to be attached on the surface of adhesive layer 13, thus can suppress to sandwich foreign matter when being again layered on adhesive layer 13 by diaphragm 15,25.In addition, damage can also be suppressed.
Thus, damage can be manufactured less and the film laminated body 20,30 of the attachment of foreign matter can also be suppressed.
In addition, adopt the manufacturing installation of present embodiment, damage can be manufactured as described above less and the film laminated body 20,30 of the attachment of foreign matter can also be suppressed.
In addition; present embodiment from film laminated body remove the foreign matter minimizing technology of foreign matter, the manufacture method of film laminated body and manufacturing installation thereof be suitable for situation as following: after the diaphragm 15 of film laminated body 10 is peeled off; such as; utilize testing fixture to check remaining duplexer 17 further or utilize treating apparatus to process remaining duplexer 17; afterwards, again diaphragm 15,25 is laminated in this remaining duplexer 17.
As mentioned above, adopt present embodiment, can provide while suppressing damage, removing the foreign matter minimizing technology of foreign matter from film laminated body and manufacture method and the manufacturing installation of the film laminated body of the attachment of foreign matter can be suppressed while suppressing damage of foreign matter can be removed fully.
In addition, of the present invention described above from film laminated body removal the foreign matter minimizing technology of foreign matter, the manufacture method of film laminated body and manufacturing installation, but the present invention is not limited to above-mentioned embodiment, and can carry out suitable design alteration in the scope that the present invention is intended to.
description of reference numerals
1, manufacturing installation; 3, conveying roller pair; 5, stripping roller; 9, stacked roller pair; 10, film laminated body; 11, blooming; 11a, a face; 13, adhesive layer; 15, diaphragm; 20, film laminated body; 25, diaphragm; 30, film laminated body; 53, aspirator.

Claims (5)

1. a foreign matter minimizing technology for foreign matter is removed from film laminated body, wherein,
While will blooming be comprised, be formed in the adhesive layer on this blooming and be layered on this adhesive layer and carry to downstream with the film laminated body of the diaphragm protecting above-mentioned blooming; while peel off said protection film from above-mentioned film laminated body; further, the part peeled off this diaphragm of the generation of film laminated body from side is aspirated and removes foreign matter.
2. the foreign matter minimizing technology removing foreign matter from film laminated body according to claim 1, wherein, above-mentioned blooming is polarizer.
3. a manufacture method for film laminated body, wherein,
Implement the claims described in 1 or 2 from film laminated body remove foreign matter foreign matter minimizing technology after, protective film is stacked on above-mentioned adhesive layer and again forms film laminated body.
4. the manufacture method of film laminated body according to claim 3, wherein,
Above-mentioned blooming is polarizer.
5. a manufacturing installation for film laminated body, wherein,
This manufacturing installation comprises:
Conveying device, it is for carrying film laminated body to downstream, and this film laminated body comprises blooming, is formed in the adhesive layer on this blooming and is layered on this adhesive layer to protect the diaphragm of above-mentioned blooming;
Stripping off device, it is for peeling off said protection film from the above-mentioned film laminated body of being come by the conveying of this conveying device;
Foreign matter removal device, it aspirates for the part peeled off the generation said protection film of film laminated body from side and removes foreign matter; And
Stacked laminator, it forms film laminated body again for stacked diaphragm on the above-mentioned adhesive layer of remaining duplexer utilizing above-mentioned stripping off device stripping said protection film.
CN201410360021.4A 2013-07-26 2014-07-25 Method for removing foreign substance from film laminate, and method and apparatus for manufacturing film laminate Pending CN104369525A (en)

Applications Claiming Priority (2)

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JP2013-155430 2013-07-26
JP2013155430A JP6258622B2 (en) 2013-07-26 2013-07-26 Foreign matter removal method from film laminate, film laminate production method and production apparatus.

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CN107430298A (en) * 2015-11-19 2017-12-01 Lg化学株式会社 Manufacture the device of display module
CN107851585A (en) * 2016-04-27 2018-03-27 株式会社Lg化学 The system and method that foreign matter is removed using electric field absorption method
CN114852448A (en) * 2021-02-04 2022-08-05 韩商未来股份有限公司 Protective film peeling device and peeling method using same
CN114852448B (en) * 2021-02-04 2023-10-03 韩商未来股份有限公司 Protective film peeling device and peeling method using same

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JP6258622B2 (en) 2018-01-10
TWI608925B (en) 2017-12-21

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Application publication date: 20150225