CN106905869A - Antistatic surface diaphragm - Google Patents
Antistatic surface diaphragm Download PDFInfo
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- CN106905869A CN106905869A CN201610857251.0A CN201610857251A CN106905869A CN 106905869 A CN106905869 A CN 106905869A CN 201610857251 A CN201610857251 A CN 201610857251A CN 106905869 A CN106905869 A CN 106905869A
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- film
- antistatic
- agent layer
- stripping
- base material
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
- C09J7/405—Adhesives in the form of films or foils characterised by release liners characterised by the substrate of the release liner
-
- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/08—Homopolymers or copolymers of acrylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
- C09J7/401—Adhesives in the form of films or foils characterised by release liners characterised by the release coating composition
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/16—Optical coatings produced by application to, or surface treatment of, optical elements having an anti-static effect, e.g. electrically conducting coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention provides a kind of Antistatic surface diaphragm, and its pollution to adherend is few, and the excellent stripping antistatic property with not deterioration, easily peelable stripping film when using.The Antistatic surface diaphragm that the present invention is provided; adhering agent layer (2) is formed by the one side of the base material film (1) being made up of the resin with the transparency; on the surface of adhering agent layer (2) fit stripping film (5) and formed; wherein; stripping film (5) is formed by having peeling agent layer (4) in the one side of base material (3), and peeling agent layer (4) is formed by containing remover and the resin combination of antistatic additive with dimethyl polysiloxane as main component.
Description
Technical field
The present invention relates to it is a kind of fit in polarizer, polarizer, for display the optical component such as eyeglass film (below
Otherwise referred to as optical film) surface Antistatic surface diaphragm.More specifically, there is provided a kind of Antistatic surface protection
Film, its pollution to adherend is few, and the excellent stripping antistatic property with not deterioration, easily peelable stripping when using
Piece.
Background technology
In manufacture, transport polarizer, polarizer, the eyeglass film for display, antireflection film, hard coating film, it is used for
During the optical articles such as the optical films such as the transparent and electrically conductive film of touch panel and the display using these films, in the optics
With coating surface diaphragm on the surface of film, the dirt and scar on the surface in subsequent handling can be prevented.On as light
The visual examination of the optical film of product is learned, in order to save the time peeled off surface protection film, fit again, operation effect is improved
Rate, is also directly carried out in the state of surface protection film is fitted in into optical film sometimes.
In the past, in the preparation section of optical articles, in order to prevent the attachment of scar or dirt, it is generally used in base material film
One side be provided with the surface protection film of adhering agent layer.Surface protection film is fitted in optics and uses via the adhering agent layer of micro- bonding force
On film.The reason for making adhering agent layer be micro- adhesion strength is to be shelled from optical film surface in the surface protection film that will have been used
Leave away except when, can be easily peeled off, and make the non-cohesive residual of sticker (preventing the generation of cull) as adherend
On the optical film of product.
In recent years, in the production process of liquid crystal display panel, although the number of packages of generation is few, but still there occurs following existing
As：Due to the stripping electrostatic pressure produced when the surface protection film on optical film is peeled off and removed will be fitted in, and cause for controlling
The phenomenon or the orientation of liquid crystal molecule that the circuit blocks such as the driving IC of the display picture of liquid crystal display panel processed are destroyed are received
To the phenomenon of infringement.
Additionally, the consumption electric power in order to reduce liquid crystal display panel, the driving voltage step-down of liquid crystal material, with
This, drives the destruction voltage of IC also in step-down.Nearest, it is desirable to make stripping electrostatic pressure in the range of+0.7kV~-0.7kV.
It is thus proposed that it is a kind of when surface protection film is peeled off from the optical film as adherend, it is used for
Prevent as height peel off electrostatic pressure caused by undesirable condition, for lower suppress peel off electrostatic pressure, using containing antistatic
The surface protection film of the adhering agent layer of agent.
For example, Patent Document 1 discloses a kind of used by the acrylic of alkyltrimethylammonium salt, hydroxyl
The surface protection film of the sticker that thing, PIC are formed.
Additionally, Patent Document 2 discloses a kind of acrylate copolymer group by ionic liquid and acid number below 1.0
Into adhesion agent composition and used the pressure-sensitive adhesive sheets of the adhesion agent composition.
Additionally, Patent Document 3 discloses one kind by acrylate copolymer, polyether polyols, using anion
The adhesion agent composition of the alkali metal salt composition of adsorptivity compound treatment and the surface of the adhesion agent composition is used
Diaphragm.
Additionally, Patent Document 4 discloses one kind by ionic liquid, alkali metal salt, glass transition temperature be 0 DEG C with
Under polymer composition adhesion agent composition and used the surface protection film of the adhesion agent composition.
Additionally, Patent Document 5 discloses a kind of by acrylic copolymer, the acrylic copolymer containing alkylene oxide hydrocarbon chain
Thing, the adhesion agent composition of alkali metal salt composition and the surface protection film of the adhesion agent composition is used.
Prior art literature
Patent document
Patent document 1：JP 2005-131957 publications
Patent document 2：JP 2005-330464 publications
Patent document 3：JP 2005-314476 publications
Patent document 4：JP 2006-152235 publications
Patent document 5：JP 2009-275128 publications
The content of the invention
The technical problem to be solved in the present invention
In above-mentioned patent document 1~5, antistatic additive is added with the inside of adhering agent layer, but, adhering agent layer
Thickness is thicker, in addition, with through when it is more long, relative to the adherend of surface protection film of having fitted, antistatic additive is from adhering agent layer
The amount for being transferred to adherend is more.Additionally, in low reflection (LR, Low Reflective) polarizer or resisting dizzy (AG, Anti
Glare) in the optical film such as-LR polarizers, due to being entered to the surface of optical film using silicone compounds or fluorine compounds etc.
The anti-pollution treatment of row, so such surface protection film for being used in optical film is shelled from the optical film as adherend
From when stripping electrostatic pressure increase.
In recent years, with the popularization of 3D displays (three-dimensional display), sometimes on the surface of the optical films such as polarizer
Laminating polarisation (FPR, Film Patterned Retarder) film.Stripping is fitted on the surface of the optical films such as polarizer
After surface protection film, FPR films of fitting.But, if the surface of the optical film such as polarizer is used in surface protection film
When sticker or antistatic additive pollute, there is a problem of difficult stickup FPR films.It is therefore desirable to be used for the surface protection film of the purposes
Pollution to adherend is small.
On the other hand, in some liquid crystal display panel producers, as surface protection film commenting to the contaminative of adherend
Valency method, using following methods：Surface protection film on the optical films such as polarizer is fitted in by temporarily stripping, gas is being mixed into
Fitted again in the state of bubble, and it is heated under prescribed conditions, surface protection film is peeled off afterwards and quilt is observed
The method on the surface of viscous thing.In the evaluation method, if even if the surface contamination of adherend is micro, being mixed into bubble
Partly and surface protection film sticker contact part between, during the difference of the surface contamination that there is also adherend, then glued
The surface contamination of thing is remained in the form of the vestige (otherwise referred to as bubble infiltration) of bubble.Accordingly, as to adherend table
The evaluation method of the contaminative in face, the evaluation method is very strict evaluation method.In recent years, it is desirable to even if surface protection film
In the result judged using such strict evaluation method, also do not deposited in terms of to the contaminative on the surface of adherend
In problem.But it is being proposed in the past, using there is the surface protection film of the adhering agent layer containing antistatic additive in, exist and be difficult to
Solve the situation of the problem.
Accordingly, it would be desirable to a kind of considerably less and to adherend the contaminative of pollution to adherend do not occur through when change
For the surface protection film of optical film.Further, it is desirable to it is a kind of can lower suppress from adherend peel off when stripping it is quiet
The surface protection film of voltage.
Additionally, conventional surface protection film, in order to protect adhering agent layer, in most cases, laminating stripping film is (at this
In the case of kind, the base material of stripping film is resin film) (stripping film is also used in the embodiment of patent document 1~5).However,
In the case of stripping film being used in order to protect adhering agent layer, because the base material film of surface protection film is also resin film, so
When peeling off stripping film from surface protection film, there is the stripping " playing head " for being difficult to set up stripping film, so that difficult stripping stripping film
Problem.Therefore, there is also will pick up adhesive tape (pickup tape) etc. adhesive tape be attached to surface protection film base material film surface and
On the both sides on stripping film surface, catch pickup adhesive tape and the situation of stripping film is peeled off from film.
Additionally, surface protection film is being fitted in by volume to volume as on the optical component such as optical film of adherend
In the case of, peeling off the operation of stripping film can once be completed with initial.
However, under the service condition that is fitted on adherend of surface protection film of the sheet that will be cut, due to that must enter
Row correspondingly, from surface protection film peels off the operation of stripping film with the number of the surface protection film for cutting, and it requires easily
Peel off stripping film.
Additionally, in the case where cutting surface protection film and being fitted on adherend, the surface protection film for cutting generally exists
Circulated in the state of being overlapped with the quantity of tens~hundreds of, in the operation using surface protection film, from multiple weights
Surface protection film of being taken one by one in the beam of folded surface protection film is used.
Therefore, in the case that the base material of the stripping film used in surface protection film is resin film, multiple are being overlapped with
In the state of surface protection film, the base material film and the base material of stripping film for being contacted cause closely sealed because both are resin film.
Therefore, from overlap multiple in the state of supply surface protection film on take one by one surface protection film when, occur simultaneously take
The undesirable condition of more than two.
Further, surface protection film base material in the case of resin film, cut operation in surface protection film, by
In lacking flexibility, so cut operating difficulties, if it is tightened up to make to cut condition in order to fitly cut face, deposit
In the problem that the consumption for cutting sword accelerates.
Present inventors have made intensive studies to solve these problems.
In order to reduce the pollution to adherend, and reduce the rheological parameters' change with time of antistatic property, it is desirable to reduce be presumed to dirt
The addition of the antistatic additive of the reason for dye adherend.However, in the case where the addition of antistatic additive is reduced, from adherend
Stripping electrostatic pressure during upper stripping surface protection film is uprised.Present inventors are not to increasing the addition of antistatic additive
Absolute magnitude ground, the method for stripping electrostatic pressure when lower suppressing to be peeled off from adherend surface protection film is discussed.
The discovery of its result, forms adhering agent layer, but pass through not by adding and mixing antistatic additive in adhesion agent composition
Being coated with, dry adhesion agent composition, and it is laminated after adhering agent layer, is given on the surface of adhering agent layer appropriate antistatic
Agent composition, it is possible thereby to stripping electrostatic when lower suppressing to be peeled off from the optical film as adherend surface protection film
Pressure.In addition understand, in order to protect the adhering agent layer of surface protection film, by using the stripping film containing paper, can easily shell
From stripping film, so as to complete the present invention.
The present invention is formed in view of the above circumstances, its object is to, there is provided a kind of Antistatic surface diaphragm, this is anti-quiet
Pollution of the ammeter surface protective film to adherend is few, and the excellent stripping antistatic property with not deterioration, holds when using
Easily peelable stripping film.
Solve the technological means of technical problem
In order to solve the above-mentioned technical problem, inventive concept of the invention is that Antistatic surface diaphragm of the invention exists
It is coated with, dries adhesion agent composition and be laminated after adhering agent layer, by gives appropriate resisting on the surface of the adhering agent layer
Electrostatic agent, lower suppresses the contaminative to adherend, while lower suppressing surface protection film from the light as adherend
Stripping electrostatic pressure when being peeled off on film.
In order to solve the above-mentioned technical problem, the present invention provides a kind of Antistatic surface diaphragm, and it is by by with saturating
Form adhering agent layer in the one side of the base material film that the resin of bright property is constituted, fit stripping film on the surface of the adhering agent layer and
Formed, it is characterised in that the stripping film has peeling agent layer and formed in the one side of base material, and the peeling agent layer is by containing
The resin combination of remover and antistatic additive with dimethyl polysiloxane as main component and formed.
Additionally, the base material is preferably the base material containing paper.
Additionally, the antistatic additive is preferably alkali metal salt.
Additionally, the adhering agent layer is preferably the acrylic compounds adhesion for being crosslinked (methyl) acrylate copolymer and being formed
Oxidant layer.
Additionally, the present invention provides a kind of optical film, it is by the state of the stripping film has been peeled off, fitting above-mentioned
Antistatic surface diaphragm and formed.
Additionally, the present invention provides a kind of optical component, it fits above-mentioned resisting in the state of the stripping film has been peeled off
Electrostatic surface diaphragm and formed.
Invention effect
Antistatic surface diaphragm of the invention easily peelable stripping film when in use, the pollution to adherend is few, to being glued
The low stain of thing not rheological parameters' change with time.Additionally, according to the present invention it is possible to provide a kind of Antistatic surface diaphragm, though its
The surface of the adherend such as LR polarizers or AG-LR polarizers is to have carried out anti-pollution place using silicone compounds or fluorine compounds etc.
In the case of the optical film of reason, it is also possible to after temporarily the Antistatic surface diaphragm is fitted on adherend, lower
Produced stripping electrostatic pressure, the excellent stripping antistatic property with not deterioration when suppressing to be peeled off from adherend.
Antistatic surface diaphragm of the invention, due to can definitely protect the surface of optical film, therefore can
To realize the raising and raising with yield rate of productivity ratio.
Brief description of the drawings
Fig. 1 is the schematic cross-section for representing Antistatic surface diaphragm of the invention；
Fig. 2 is the sectional view for representing the state after stripping film is peeled off from Antistatic surface diaphragm of the invention；
Fig. 3 is the sectional view of the one embodiment for representing optical component of the invention.
Description of reference numerals
1 ... base material film；2 ... adhering agent layers；3 ... base materials；4 ... peeling agent layers；5 ... stripping films；7 ... antistatic additive；8 ... quilts
Viscous thing (optical component)；10 ... Antistatic surface diaphragms；The Antistatic surface diaphragm of 11 ... the states for peeling off stripping film；
20 ... the optical components for being fitted with Antistatic surface diaphragm.
Specific embodiment
Below by way of implementation method, the present invention will be described in detail.
Fig. 1 is the schematic cross-section for representing Antistatic surface diaphragm of the invention.The Antistatic surface diaphragm 10 exists
On the surface of the one side of transparent base material film 1, adhering agent layer 2 is formed with.On the surface of the adhering agent layer 2, it is fitted with base
The stripping film 5 of peeling agent layer 4 is formed with the surface of material 3.
As the base material film 1 used in Antistatic surface diaphragm 10 of the invention, using by with the transparency and
The base material film that the resin of pliability is formed.Thereby, it is possible to Antistatic surface diaphragm to be fitted in the optics as adherend
In the state of on part, the visual examination of optical component is carried out.By what is be made up of the resin with the transparency as base material film 1
Film, suitably using polyethylene terephthalate, PEN, polyethylene glycol isophthalate, poly- right
The polyester films such as benzene dicarboxylic acid butanediol ester.In addition to polyester film, as long as intensity needed for having and with optics adaptability, then
The film formed by other resins can be used.Base material film 1 can be tensionless winkler foundation film, or the film through uniaxially or biaxially stretching.
In addition it is also possible to the axial orientation angles control formed by the stretching ratio of stretched film or with the crystallization of stretched film exists
Specific value.
The thickness of the base material film 1 used in Antistatic surface diaphragm 10 of the invention is not particularly limited, but example
Such as preferably 12~100 μm or so of thickness, if 20~50 μm or so of thickness, then be easier to operate to, thus more preferably.
Additionally, can as needed, being set on the face of the opposition side in the face of the formation adhering agent layer 2 of base material film 1 prevents table
Stain-proofing layer, antistatic layer, hard conating of anti-scar of face dirt etc..In addition it is also possible to implement to utilize on the surface of base material film 1
The easily adhesion process such as modified, coating Anchor Agent (anchor coat agent) in surface that corona discharge is carried out.
Additionally, the adhering agent layer 2 formed in Antistatic surface diaphragm 10 of the invention, as long as it is fitted in adherend
Surface on, can be simply peeled away after being finished, and be difficult pollute adherend sticker, then be not particularly limited, but, if
Consideration be fitted on optical film after durability etc., then usually using making what (methyl) acrylate copolymer was crosslinked
Acrylic compounds sticker.
As (methyl) acrylate copolymer, can include n-butyl acrylate, 2-ethyl hexyl acrylate, propylene
The main monomers such as the different monooctyl ester of acid, the different nonyl ester of acrylic acid, with acrylonitrile, vinylacetate, methyl methacrylate, ethyl acrylate etc.
Comonomer, acrylic acid, methacrylic acid, hydroxy-ethyl acrylate, hy-droxybutyl, GMA, N-
The copolymer of functional monomer's copolymerization such as methylol methacrylamide.(methyl) acrylate copolymer, its main monomer
And comonomer can be (methyl) acrylate, as comonomer, it is also possible to removing containing one or more
Monomer outside (methyl) acrylate.
Further, it is also possible to copolymerization in (methyl) acrylate copolymer or mix the compound containing polyoxy alkylidene.
As the compound containing copolymerizable polyoxy alkylidene, polyethylene glycol (400) mono acrylic ester, polyethylene glycol can be included
(400) monomethacrylates, methoxy poly (ethylene glycol) (400) acrylate, methoxy poly (ethylene glycol) (400) methacrylic acid
Ester, polypropylene glycol (400) mono acrylic ester, polypropylene glycol (400) monomethacrylates, methoxyl group polypropylene glycol (400) third
Olefin(e) acid ester, methoxyl group polypropylene glycol (400) methacrylate etc..By the monomer that makes these contain polyoxy alkylidene with it is described
The main monomer of (methyl) acrylate copolymer or functional monomer carry out copolymerization, can obtain by being total to containing polyoxy alkylidene
The sticker that polymers is formed.
As the compound containing polyoxy alkylidene that can mix in (methyl) acrylate copolymer, preferably comprise poly-
The polymerization of (methyl) acrylic monomer of (methyl) acrylate copolymer of oxyalkylene, further preferably polyoxy alkylidene
Thing, for example, can include, and polyethylene glycol (400) mono acrylic ester, polyethylene glycol (400) monomethacrylates, methoxyl group gather
Ethylene glycol (400) acrylate, methoxy poly (ethylene glycol) (400) methacrylate, polypropylene glycol (400) mono acrylic ester,
Polypropylene glycol (400) monomethacrylates, methoxyl group polypropylene glycol (400) acrylate, methoxyl group polypropylene glycol (400) first
The polymer such as base acrylate.By compound and (methyl) acrylate copolymer that these are contained polyoxy alkylidene
Mixing, can obtain the sticker for being added with the compound containing polyoxy alkylidene.
As the curing agent added in adhering agent layer 2, as the crosslinking agent for being crosslinked (methyl) acrylate copolymer,
Isocyanate compound, epoxide, melamine compound, metal chelate compound etc. can be included.Additionally, as increasing
Stick, can include rosin, coumarone-indene, terpenes, petroleum-type, phenols etc..
The thickness of the adhering agent layer 2 used in Antistatic surface diaphragm 10 of the invention is not particularly limited, and preferably 5
~40 μm or so of thickness, more preferably 10~30 μm or so of thickness.Due to peeling off Antistatic surface diaphragm from adherend
When it is operational excellent, so it is preferred that Antistatic surface diaphragm is relative to the peel strength (adhesion strength) on adherend surface
The adhering agent layer 2 with micro- bonding force of 0.03~0.3N/25mm or so.Further, since peeling off stripping from surface protection film 10
It is operational excellent during from piece 5, thus preferably from adhering agent layer 2 peel off stripping film 5 when peeling force be below 0.2N/50mm.
Additionally, the stripping film 5 used in Antistatic surface diaphragm 10 of the invention, forms in the one side of base material 3
Peeling agent layer 4, the peeling agent layer 4 has been used and has contained the remover and antistatic additive with dimethyl polysiloxane as main component
Resin combination.
It is the base material containing paper as base material 3, can is paper monomer, can also be laminated with the other materials such as plastics
Paper.Specifically, as paper monomer, fine paper, art paper, brown paper, laterite (clay court) paper, glassine paper can be enumerated
Deng；As the paper for being laminated with the other materials such as plastics, polyethylene laminated fine paper, polyethylene laminated art paper, poly- second can be enumerated
Alkene lamination brown paper etc..
The thickness of base material 3 is not particularly limited, such as preferably 30~200 μm or so of thickness, if 50~150 μm or so
Thickness, then easily operation, so more preferably.
Further, it is also possible to can implement using frame treatment (frame processing) on the surface of base material 3 as needed
Or the surface that corona discharge is carried out be modified, the coating of filler that prevents remover coating from being permeated to paper etc..
By using the base material containing paper as base material 3, when can improve the stripping stripping film from Antistatic surface diaphragm
Operability.Antistatic surface diaphragm 10 of the invention is made up of base material film 1, adhering agent layer 2, stripping film 5.
Generally, in the case where stripping film is peeled off from surface protection film, a little flexural deformation of surface protection film is made, while
The side of surface protection film is wiped with finger pulp, the marginal portion of stripping film is tangled with finger pulp, " playing head " of stripping film is peeled off in manufacture.
Being formed for that after " rise head " of peeling off stripping film on surface protection film, can catch " the rising first " of stripping film partly carry out
Peel off.It is to have used the stripping with the base material film of the congener material of base material film in portion's material of the adhering agent layer of protection surface protection film
In the case of film, even if making a little flexural deformation of surface protection film, because base material film and stripping film deform simultaneously, difficult labour life
" playing head ", so being not easily stripped stripping film.
In this regard, Antistatic surface diaphragm 10 of the invention, due to using the base containing paper in the base material 3 of stripping film 5
Material, so base material film 1 is different from the elasticity (spring rate) of stripping film 5, the easily peelable stripping film from Antistatic surface diaphragm.Cause
This, stripping film is peeled off from Antistatic surface diaphragm and to be fitted in the operating efficiency on optical component good.
Additionally, the species and use use of the optical section material according to the adherend as Antistatic surface diaphragm of the invention
On the way, Antistatic surface diaphragm is fitted on optical section material not by volume to volume sometimes, but it is big to be cut into regulation
The Antistatic surface diaphragm of small sheet is fitted on the optical section material of prescribed level.In the case, rule are cut into advance
Fixed size, Antistatic surface diaphragm of being taken one by one from the beam of Antistatic surface diaphragm for overlapping the state of multiple,
Peel off after stripping film, be fitted on optical section material.
In the case where the part of the adhering agent layer of protection Antistatic surface diaphragm is the stripping film for having used resin film,
In the state of multiple Antistatic surface diaphragms are overlapped, the base material film and the base material film of stripping film for being contacted, due to both of which
Cause for resin film closely sealed.Therefore, taken one by one from the Antistatic surface diaphragm supplied in the state of multiple are overlapped
During Antistatic surface diaphragm, there is the undesirable condition of more than two of taking simultaneously.Contained by being used in the base material of stripping film
There is the base material of paper, contacted with base material film with the ply of paper of surface, stripping film the base material of base material film unlike material due to making to have,
So can prevent at the same take more than two Antistatic surface diaphragm undesirable condition.
Further, since peeling off the number of times of stripping film from Antistatic surface diaphragm, protected with cut Antistatic surface
The number of cuticula is identical, so by using the operational excellent Antistatic surface diaphragm of the invention for peeling off stripping film,
The improvement of operating efficiency can be realized.
As the remover with dimethyl polysiloxane as main component for constituting peeling agent layer 4, addition can be included anti-
Answer the known silicone remover such as type, condensation reaction type, cationic polymerization type, radical polymerization mould assembly.Commercially sell
The product of addition reaction-type silicone remover, for example, can include KS-776A, KS-847T, KS-779H, KS-837, KS-
778th, KS-830 (SHIN-ETSU HANTOTAI's chemical industry (strain) manufacture), SRX-211, SRX-345, SRX-357, SD7333, SD7220,
SD7223, LTC-300B, LTC-350G, LTC-310 (Dow Corning Toray Co., Ltd. manufacture) etc..Commercially sell
The product of the condensation reaction type silicone remover sold, for example, can include SRX-290, SYLOFF-23 (Dow Corning
Toray Co., Ltd. manufacture) etc..The product of the cationic polymerization type silicone remover commercially sold, for example, can enumerate
Go out to have TPR-6501, TPR-6500, UV9300, VU9315, UV9430 (Momentive Performance Materials
Company is manufactured), X62-7622 (SHIN-ETSU HANTOTAI's chemical industry (strain) manufacture) etc..The radical polymerization mould assembly silicone commercially sold
The product of class remover has X62-7205 (SHIN-ETSU HANTOTAI's chemical industry (strain) manufacture) etc..
As the antistatic additive for constituting peeling agent layer 4, remover of the preferred pair with dimethyl polysiloxane as main component
The favorable dispersibility of solution and will not hinder remover with dimethyl polysiloxane as main component solidification it is antistatic
Agent.Alkali metal salt is highly suitable as such antistatic additive to use.
As alkali metal salt, the slaine being made up of lithium, sodium, potassium can be included.Specifically, for example be adapted to using by
Selected from Li+、Na+、K+Cation be selected from Cl—、Br—、I—、BF4 —、PF6 —、SCN—、ClO4 —、CF3SO3 —、(CF3SO2)2N—、
(C2F5SO2)2N—、(CF3SO2)3C—The slaine that is constituted of anion.Wherein particularly preferably use LiBr, LiI, LiBF4、
LiPF6、LiSCN、LiClO4、LiCF3SO3、Li(CF3SO2)2N、Li(C2F5SO2)2N、Li(CF3SO2)3The lithium salts of C etc..These alkali
Slaine both can be used alone, it is also possible to two or more to be used in mixed way.In order that ionic substance stabilization, it is also possible to add
Plus the compound containing poly (oxyalkylene) based structures.
Antistatic additive relative to the remover with dimethyl polysiloxane as main component addition, according to antistatic additive
Species and the degree of the compatibility between remover and it is different, but consider to peel off Antistatic surface diaphragm from adherend
When stripping electrostatic pressure, the contaminative to adherend, the adhesion characteristic expected etc. set.
For the remover with dimethyl polysiloxane as main component and the mixed method of antistatic additive, without special limit
It is fixed.Following any one method can be used：To being added in the remover with dimethyl polysiloxane as main component and mix anti-
After electrostatic agent, the method for adding and mixing remover solidification catalyst；It is poly- with dimethyl using organic solvent diluting in advance
After siloxanes is for the remover of main component, the side of antistatic additive and the catalyst for remover solidification is added and mixed
Method；After the remover with dimethyl polysiloxane as main component is diluted in into organic solvent in advance, add and mixed catalyst,
Then add and mix method of antistatic additive etc..Additionally, as needed, the improvement of the attaching property such as silane coupler can also be added
The material of the auxiliary antistatic effect of agent or the compound containing polyoxy alkylidene etc..
Remover and the mixed proportion of antistatic additive with dimethyl polysiloxane as main component, are not particularly limited,
But it is antistatic in terms of solid constituent relative to 100 parts of the solid constituent of the remover with dimethyl polysiloxane as main component
The ratio that preferably 5~100 parts or so of agent.If relative to the solid constituent of the remover with dimethyl polysiloxane as main component
100 parts, when antistatic additive is converted into ratio of the addition of solid constituent less than 5 parts, then antistatic additive is to adhering agent layer surface
Transfer amount reduce, it is difficult to play assign sticker anti-static function.If additionally, relative to based on dimethyl polysiloxane
100 parts of the solid constituent of the remover of composition, antistatic additive is wanted to be converted into the ratio of the addition more than 100 parts of solid constituent
When, then antistatic additive is transferred on the surface of adhering agent layer simultaneously with the remover with dimethyl polysiloxane as main component
, it is thus possible to the adhesiveness of sticker can be reduced.
Method and the laminating stripping of adhering agent layer 2 are formed on the base material film 1 of Antistatic surface diaphragm 10 of the invention
From the method for piece 5, carried out with by known method, be not particularly limited.Specifically, following methods can be included：(1)
The resin combination for forming adhering agent layer 2 is coated with the one side of base material film 1, it is dried, after formation adhering agent layer,
The method of laminating stripping film 5；(2) it is coated with the surface of stripping film 5 for forming the resin combination of adhering agent layer 2, and is made
It is dried, and is formed after adhering agent layer, and method of base material film 1 etc. of fitting uses any of which.
Additionally, on forming adhering agent layer 2 on the surface of base material film 1, being carried out using known method.It is specific and
Speech, it is possible to use reversely coating (reverse coating), scraper type are coated with (comma coating), gravure coating, crack
The known coating methods such as formula extrusion pressing type coating (slot die coating), Meyer rod coating, airblade coating.
Additionally, similarly, on forming peeling agent layer 4 on base material 3, being carried out using known method.It is specific and
Speech, it is possible to use the known coating method such as gravure coating, Meyer rod coating, airblade coating.
Antistatic surface diaphragm 10 of the invention with said structure, in the state of stripping film 5 is peeled off, laminating
After on the optical film as adherend, surface potential when being peeled off from optical film be preferably+0.7kV~-
0.7kV.Further, surface potential is more preferably+0.5kV~-0.5kV, particularly preferably+0.1kV~-0.1kV.
Fig. 2 is the sectional view for representing the state after stripping film is peeled off from Antistatic surface diaphragm of the invention.
By peeling off stripping film 5, institute in the peeling agent layer 4 of stripping film 5 from the Antistatic surface diaphragm 10 shown in Fig. 1
The composition of the antistatic additive (symbol 7) for containing is transferred to the surface of the adhering agent layer 2 of Antistatic surface diaphragm 10, only exists
In on the surface of adhering agent layer.Therefore, in fig. 2, illustrate to be transferred to the state for peeling off stripping film with the spot of symbol 7
The composition of the antistatic additive on the surface of adhering agent layer 2 of Antistatic surface diaphragm 11.
In Antistatic surface diaphragm of the invention, when by the anti-quiet of the state for peeling off stripping film shown in Fig. 2
Ammeter surface protective film 11 is fitted in when on adherend, exist only in the composition of antistatic additive on the surface of the adhering agent layer 2 with
The surface contact of adherend.Thus, it is possible to when lower suppressing again to peel off Antistatic surface diaphragm from adherend
Peel off electrostatic pressure.
Fig. 3 is the sectional view of the embodiment for representing optical component of the invention.
Stripping film 5 is peeled off from Antistatic surface diaphragm 10 of the invention, in the state of adhering agent layer 2 is exposed,
It is fitted on the optical component 8 as adherend via the adhering agent layer 2.
That is, Fig. 3 represents the anti-of the state that stripping film is peeled off from Antistatic surface diaphragm 10 of the invention of having fitted
The optical component 20 of electrostatic surface diaphragm 11.As optical component, can include polarizer, polarizer, eyeglass film, while
Polarizer as polarizer, while the optical film such as polarizer as eyeglass film.Above-mentioned optical component, can be used as liquid crystal
The component parts such as the liquid crystal display devices such as display panel, the optics device of various metrical instrument classes.Additionally, as optical section
Part, can also include the optical films such as antireflection film, hard coat film, touch panel transparent and electrically conductive film.Especially can suitably use
Fit in surface has been carried out using silicone compounds or fluorine compounds etc. it is anti-pollution treatment, optical film through anti-pollution
Face, the Antistatic surface diaphragm for the treatment of, the optical film are low reflection treatment polarizer (LR polarizers) or anti-dizzy low anti-
Penetrate treatment polarizer (AG-LR polarizers) etc..
Optical component of the invention, will peel off the Antistatic surface diaphragm 11 of state of stripping film from as quilt
When peeling off removal on the optical component (optical film) of viscous thing, fully can lower suppress to peel off electrostatic pressure, therefore, it is not required to load
Sorrow is damaged and drives the circuit blocks such as IC, TFT element, gate line drive circuit, can improve the work of manufacture liquid crystal display panel etc.
The production efficiency of sequence, keeps the reliability of production process.
Embodiment
Next the present invention is described in more detail according to embodiment.
(embodiment 1)
(making of Antistatic surface diaphragm)
By the addition reaction-type silicone of 10 weight portions, (Dow Corning Toray Co., Ltd.s manufacture, trade name：
SRX-211), double fluorine sulfimide lithiums of 1.0 weight portions, the toluene of 90 weight portions and ethyl acetate are 1:1 mixed solvent,
(Dow Corning Toray Co., Ltd.s manufacture the platinum catalyst of 0.06 weight portion, trade name：SRX-212) mix, enter
Row stirring, mixing, prepare the coating of the peeling agent layer for forming embodiment 1.It is the fine paper of 53g in weight per square meter
Simultaneously go up be laminated in the way of making the thickness of polyethylene layer be 20 μm and be made, the polyethylene of polyethylene laminated fine paper
On the face of layer, the coating of the peeling agent layer for forming embodiment 1 is coated with using Meyer rod coating, makes the dried thickness be
0.5 μm, it is dried 1 minute using 130 DEG C of heated air circulation type baking oven, obtains the stripping film of embodiment 1.
On the other hand, relative to the 2-EHA by 90 weight portions, the methoxy poly (ethylene glycol) of 7 weight portions
(400) methacrylate, the copolymer formation of the acrylic acid 2- hydroxyl ethyl esters of 3 weight portions, the sticker polymer of embodiment 1
The weight portion of 40% ethyl acetate solution 100, stir and mix the isocyanates curing agent (TOSOH of 2 weight portions
CORONATE (registration mark) HX of CORPORATION manufactures), prepare the adhesion agent composition of embodiment 1.
On the polyethylene terephthalate film surface that thickness is 38 μm, so that dried thickness is 20 μm of side
After the adhesion agent composition of the prepared embodiment 1 of formula coating, 2 minutes, shape are dried using 100 DEG C of heated-air circulation oven
Into adhering agent layer.Afterwards, on the surface of the adhering agent layer, the reality of above-mentioned preparation of being fitted via peeling agent layer (silicone-treated face)
The stripping film of example 1 is applied, stacked film is obtained.The stacked film of gained is incubated 5 days in the environment of 40 DEG C, solidifies adhering agent layer,
Obtain the Antistatic surface diaphragm of embodiment 1.
(embodiment 2)
Except the trade name that the addition reaction-type silicone of embodiment 1 is changed to SHIN-ETSU HANTOTAI's chemical industry (strain) system is KS-
The addition reaction-type silicone of 847H, SHIN-ETSU HANTOTAI's chemical industry (strain) system that addition is 0.1 weight portion is changed to by platinum catalyst
Trade name is the platinum catalyst of CAT PL-50T, by double fluorine sulfimide lithiums be changed to double trifluoromethanesulfonimide lithiums it
Outward, the Antistatic surface diaphragm of embodiment 2 is obtained in the same manner as example 1.
(comparative example 1)
In addition to double fluorine sulfimide lithiums of unused embodiment 1, comparative example 1 is obtained in the same manner as example 1
Without peel off antistatic property surface protection film.
(comparative example 2)
By the addition reaction-type silicone of 10 weight portions, (Dow Corning Toray Co., Ltd.s manufacture, trade name：
SRX-211), the toluene and ethyl acetate of 90 weight portions are 1:Platinum catalyst (the Dow of 1 mixed solvent, 0.06 weight portion
Corning Toray Co., Ltd.s manufacture, trade name：SRX-212) mix, be stirred, mix, prepare for forming ratio
Compared with the coating of the peeling agent layer of example 2.So that the thickness of polyethylene is 20 in the one side of the fine paper that weight per square meter is 53g
μm mode be laminated and be made, on the face of the polyethylene of polyethylene laminated fine paper, be coated with using Meyer rod coating
Coating for forming the peeling agent layer of comparative example 2, makes dried thickness for 0.5 μm, is dried using 130 DEG C of heated air circulation types
Case is dried 1 minute, obtains the stripping film of comparative example 2.
On the other hand, relative to embodiment 1 sticker polymer the weight portion of 40% ethyl acetate solution 100, stirring
And mix 10% ethyl acetate solution, the isocyanates curing agent of 2 weight portions of double fluorine sulfimide lithiums of 3 weight portions
(CORONATE (registration mark) HX of TOSOH CORPORATION manufactures), prepares the adhesion agent composition of comparative example 2, in thickness
Spend on the polyethylene terephthalate film surface for 38 μm, be coated with the way of making dried thickness be 20 μm prepared
Comparative example 2 adhesion agent composition after, be dried 2 minutes using 100 DEG C of heated-air circulation oven, formed adhering agent layer.
Afterwards, on the surface of the adhering agent layer, the stripping of the comparative example 2 of above-mentioned preparation of being fitted via peeling agent layer (silicone-treated face)
Piece, stacked film is obtained with this.The stacked film of gained is incubated 5 days in the environment of 40 DEG C, solidifies adhering agent layer, compared
The Antistatic surface diaphragm of example 2.
The method and result of following presentation evaluation test.The surface protection film used in the method for evaluation test, in reality
It is Antistatic surface diaphragm to apply in example 1~2 and comparative example 2, is without the surface for peeling off antistatic property in comparative example 1
Diaphragm.
<The assay method of the peeling force of stripping film>
It is width 50mm, 150mm long by the sample shear of surface protection film.Under the experimental enviroment of 23 DEG C × 50%RH, make
Determine intensity during stripping stripping film along 180 ° of direction with the peeling rate of 300mm/ minutes with cupping machine, and made with this
It is the peeling force (N/50mm) of stripping film.
<The assay method of the bonding force of surface protection film>
Anti- dizzy low reflection treatment polarizer (AG-LR polarizers) is fitted in glass using make-up machine double-sided adhesive tape
On the surface of plate.Then, on the surface of polarizer, laminating cut into 25mm wide, peel off stripping film state surface protect
Cuticula, then preserves one day under the experimental enviroment of 23 DEG C × 50%RH.Afterwards, using cupping machine with 300mm/ minutes
Peeling rate, intensity when peeling off surface protection film is determined along 180 ° of directions, and in this, as bonding force (N/25mm).
(assay method of the surface resistivity of adhering agent layer)
After peeling off stripping film from surface protection membrane sample, high-performance high resistivity meter (Mitsubishi is used
Hiresta (registration mark)-UP of Chemical Analytech Co., Ltd. manufactures) when applied voltage is 100V, determines
Between to determine the surface resistivity (Ω/) of adhesive phase under conditions of 30 seconds.
<The assay method of the stripping electrostatic pressure of surface protection film>
Anti- dizzy low reflection treatment polarizer (AG-LR polarizers) is fitted in glass using make-up machine double-sided adhesive tape
On the surface of plate.Then, on the surface of polarizer, laminating cuts into 25mm wide, peels off the surface protection of stripping film state
Film, then preserves one day under the experimental enviroment of 23 DEG C × 50%RH.High speed electronic stripping tester (TESTER is used afterwards
SANGYO is manufactured) surface protection film is peeled off with the peeling rate of 40m per minute, while using surface potential meter (Keyence
Co., Ltd. manufactures) surface potential on the measure polarizer surface per 10ms, and by the absolute value of now surface potential most
Big value is used as stripping electrostatic pressure (kV).
<The confirmation method of the surface contamination of surface protection film>
Anti- dizzy low reflection treatment polarizer (AG-LR polarizers) is fitted in glass using make-up machine double-sided adhesive tape
On the surface of plate.Then, on the surface of polarizer, laminating cuts into the surface protection for peeling off stripping film state of 25mm wide
Film, then preserves 3 days and 30 days under the experimental enviroment of 23 DEG C × 50%RH.Surface protection film is peeled off afterwards, is seen by estimating
Examine the contaminative on polarizer surface.As the criterion of surface contamination, by the situation evaluation of pollution-free transfer on polarizer
It is (zero) that will confirm that has pollution transportation situation on polarizer is evaluated as (×).
The Antistatic surface diaphragm of the embodiment 1~2 for obtaining, comparative example 1 without peeling off antistatic property
Surface protection film and comparative example 2 Antistatic surface diaphragm, its measurement result is as shown in table 1." 2EHA " is acrylic acid 2-
Octyl Nitrite, " HEA " are acrylic acid 2- hydroxyl ethyl esters, and " #400G " is methoxy poly (ethylene glycol) (400) methacrylate, " AS agent
(1) " for double fluorine sulfimide lithiums, " AS agent (2) " for double trifluoromethanesulfonimide lithiums, " SRX-211 " are SRX-211, " KS-
847H " is KS-847H, " SRX-212 " is platinum catalyst SRX-212, " PL-50T " is platinum catalyst CAT PL-50T.Additionally,
" 4.7E10 " of surface resistivity is 4.7 × 1010, " outranging " the meaning be measurement range beyond measuring machine, that is, look like
It is 1.0 × 1013Ω/more than.
[table 1]
Measurement result shown in table 1, can obtain drawing a conclusion.
The Antistatic surface diaphragm of embodiments of the invention 1~2 has the adhesion strength of appropriateness, and does not have to adherend surface
There is a pollution, and after Antistatic surface diaphragm is fitted on adherend for the time being, stripping when it is peeled off from adherend
Electrostatic is forced down.
On the other hand, in the comparative example 1 of addition antistatic additive not in peeling agent layer without stripping antistatic property
Surface protection film in, after the surface protection film is fitted on adherend for the time being, stripping when it is peeled off from adherend
Increase from electrostatic pressure.
Additionally, the Antistatic surface diaphragm of the comparative example 2 of antistatic additive is added in adhering agent layer, for the time being will be antistatic
After surface protection film is fitted on adherend, stripping electrostatic when it is peeled off from adherend is forced down and well, but
Pollution after stripping to adherend increases.
That is, in comparative example 1 without the surface protection film for peeling off antistatic property and the Antistatic surface of comparative example 2
In diaphragm, it is difficult to take into account reduction and peel off electrostatic pressure and the contaminative to adherend.On the other hand, in the peeling agent layer of stripping film
In with the addition of antistatic additive after, transfer antistatic additive on the surface of adhering agent layer so that only on the surface of adhering agent layer
On there is antistatic additive composition embodiment 1~2 Antistatic surface diaphragm in, due to by adding antistatic on a small quantity
Agent and lower peel off electrostatic pressure effect, so having obtained Antistatic surface diaphragm do not polluted to adherend, good.
Industrial applicibility
Antistatic surface diaphragm of the invention, in such as polarizer, polarizer, the light such as eyeglass film for display
In production process with film and in other various optical components etc. etc., can be used in protecting the table of these optical components etc.
Face.Even particularly as using silicone compounds or fluorine compounds etc. surface has been carried out anti-pollution treatment, LR it is inclined
Shake the optical film such as piece or AG-LR polarizers Antistatic surface diaphragm and in the case of use, adherend is fitted in for the time being
After upper, when being peeled off from adherend, it is possible to reduce the yield of electrostatic.
Antistatic surface diaphragm of the invention, easily peelable stripping film when in use, the pollution to adherend is few, further
Excellent stripping antistatic property with not deterioration, therefore the operability and yield rate of production process can be improved,
Value in industry is very big.
Claims (6)
1. a kind of Antistatic surface diaphragm, it is formed by the one side of the base material film being made up of the resin with the transparency
Adhering agent layer, on the surface of the adhering agent layer fit stripping film and formed, it is characterised in that
The stripping film has peeling agent layer in the one side of base material, and the peeling agent layer is by containing based on dimethyl polysiloxane
Want the remover of composition and the resin combination of antistatic additive and formed.
2. Antistatic surface diaphragm according to claim 1, it is characterised in that the base material is the base material containing paper.
3. Antistatic surface diaphragm according to claim 1 and 2, it is characterised in that the antistatic additive is alkali metal
Salt.
4. Antistatic surface diaphragm according to claim 1 and 2, it is characterised in that the adhering agent layer is by making
The acrylic compounds adhering agent layer that (methyl) acrylate copolymer is crosslinked and is formed.
5. a kind of optical film, it is any one in laminating Claims 1 to 4 by the state of the stripping film has been peeled off
Described in Antistatic surface diaphragm and formed.
6. a kind of optical component, it is any one in laminating Claims 1 to 4 by the state of the stripping film has been peeled off
Described in Antistatic surface diaphragm and formed.
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| CN202410203244.3A CN117965109A (en) | 2015-10-28 | 2016-09-27 | Antistatic surface protection film |
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| JP2015-212030 | 2015-10-28 | ||
| JP2015212030A JP2017081010A (en) | 2015-10-28 | 2015-10-28 | Antistatic surface protective film |
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| CN110014227A (en) * | 2019-04-25 | 2019-07-16 | 大族激光科技产业集团股份有限公司 | It is a kind of for cutting the laser cutting method and laser cutting system of polaroid |
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| JP7122273B2 (en) * | 2019-02-27 | 2022-08-19 | 株式会社ジェイエスピー | multilayer foam sheet |
| KR102242286B1 (en) | 2019-10-02 | 2021-04-20 | 코아스템(주) | Biomarker composition for predicting the therapeutic efficacy of mesenchymal stem cells in renal fibrosis |
| CN115895465A (en) * | 2022-11-14 | 2023-04-04 | 业成科技（成都）有限公司 | Optical cement structure and manufacturing method thereof |
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2016
- 2016-09-23 KR KR1020160121869A patent/KR101943833B1/en active IP Right Grant
- 2016-09-27 CN CN201610857251.0A patent/CN106905869A/en active Pending
- 2016-09-27 CN CN202410203244.3A patent/CN117965109A/en active Pending
- 2016-10-07 TW TW105132519A patent/TW201726416A/en unknown
- 2016-10-07 TW TW111122377A patent/TW202237404A/en unknown
- 2016-10-07 TW TW112116265A patent/TW202332589A/en unknown
- 2016-10-07 TW TW111150120A patent/TW202317379A/en unknown
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2018
- 2018-08-16 KR KR1020180095281A patent/KR102037109B1/en active IP Right Grant
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- 2019-10-22 KR KR1020190131058A patent/KR20190122192A/en not_active IP Right Cessation
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2020
- 2020-06-10 KR KR1020200069981A patent/KR20200070190A/en not_active IP Right Cessation
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2021
- 2021-05-10 KR KR1020210059706A patent/KR20210055661A/en not_active IP Right Cessation
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| CN110014227A (en) * | 2019-04-25 | 2019-07-16 | 大族激光科技产业集团股份有限公司 | It is a kind of for cutting the laser cutting method and laser cutting system of polaroid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117965109A (en) | 2024-05-03 |
| TW201726416A (en) | 2017-08-01 |
| KR20180095785A (en) | 2018-08-28 |
| KR20210055661A (en) | 2021-05-17 |
| KR102037109B1 (en) | 2019-10-28 |
| KR101943833B1 (en) | 2019-01-30 |
| TW202317379A (en) | 2023-05-01 |
| TW202237404A (en) | 2022-10-01 |
| KR20200070190A (en) | 2020-06-17 |
| JP2017081010A (en) | 2017-05-18 |
| KR20190122192A (en) | 2019-10-29 |
| KR20220110682A (en) | 2022-08-09 |
| KR20170049385A (en) | 2017-05-10 |
| TW202332589A (en) | 2023-08-16 |
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