CN107099256A - A kind of UV barrier optical adhesives and optical adhesive film, touch-screen and display - Google Patents
A kind of UV barrier optical adhesives and optical adhesive film, touch-screen and display Download PDFInfo
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- CN107099256A CN107099256A CN201710166235.1A CN201710166235A CN107099256A CN 107099256 A CN107099256 A CN 107099256A CN 201710166235 A CN201710166235 A CN 201710166235A CN 107099256 A CN107099256 A CN 107099256A
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- Prior art keywords
- optical adhesive
- methyl
- parts
- acrylate
- obstructs
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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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
Abstract
A kind of UV barrier optical adhesives and optical adhesive film, touch-screen and display, are related to optics display technology field.A kind of UV obstructs optical adhesive, and it includes following components：Prepolymer, benzotriazole type UV absorbents, tackifier, the monomer of light trigger and linear structure.UV barrier optical adhesives have the characteristics of curing degree is excellent, and the UV barrier optical adhesive peel strengths after solidification are high, ultraviolet isolating effect is good.A kind of optical adhesive film, touch-screen and display, include the obtained solidfied material after cured using UV barrier optical adhesives.Its transmitance to ultraviolet is smaller, there is preferable iris action to ultraviolet.
Description
Technical field
The present invention relates to display technology field, and a kind of more particularly to UV barrier optical adhesives and optical adhesive film,
Touch-screen and display.
Background technology
The application species of optical display is various, and such as liquid crystal display, plasma display, light-emitting diode display, OLED are shown
Device etc..The screen of optical display is typically made up of compound glass screen, and compound glass screen needs optical cement to be glued
Connect, fix.The main component of general optical cement is acrylate or polyurethane resin, can so realize glass
The preferable adhesive effect in interface.Ultraviolet can not be obstructed yet with general acrylate adhesive, for ultraviolet-sensitive
Optics be easy for aging, influence service life and visual effect.
The content of the invention
Optical adhesive is obstructed it is an object of the invention to provide a kind of UV, UV barrier optical adhesives have solidification speed
The characteristics of rate is excellent, the UV barrier optical adhesive peel strengths height after solidification, ultraviolet isolating effect are good.
The second object of the present invention is to provide a kind of optical adhesive film, and its transmitance to ultraviolet is smaller.
The third object of the present invention is to provide a kind of touch-screen, and it has preferable iris action to ultraviolet.
The fourth object of the present invention is to provide a kind of display, and the display can obstruct ultraviolet well.
The present invention is solved its technical problem and realized using following technical scheme.
The present invention proposes a kind of UV barriers optical adhesive, counts by weight, including following components：Prepolymer 10-50
Part, 10-60 parts of the monomer of linear structure, 0.1-2 parts of benzotriazole type UV absorbents, 0.1-3 parts of light trigger, prepolymer includes
Polyurethane prepolymers or esters of acrylic acid prepolymer.
The present invention proposes a kind of optical adhesive film, using above-mentioned UV obstruct optical adhesive it is cured after obtain
Solidfied material.
The present invention proposes a kind of touch-screen, using above-mentioned UV obstruct optical adhesive it is cured after obtain consolidate
Compound.
The present invention also proposes a kind of display, using above-mentioned UV obstruct optical adhesive it is cured after obtain
Solidfied material.
The beneficial effect of the embodiment of the present invention is：A kind of UV barriers optical adhesive, the material based on prepolymer, plus
Upper benzotriazole type UV absorbents, the monomer of linear structure and light trigger can solidify to form UV in the presence of ultraviolet
Obstruct optical adhesive.The benzotriazole type UV absorbents of 0.1-2 parts by weight are added on the basis of 10-50 parts by weight of prepolymer
Its transmitance to ultraviolet can be reduced.But the addition of benzotriazole type UV absorbents can suppress the solidification of prepolymer, pass through
Adding the monomer of the linear structure of 10-60 parts by weight reduces the inhibitory action of benzotriazole type UV absorbents, and UV barrier light
The solidification rate for learning adhesive is excellent, and peel strength is high.
The bonding that this UV barriers optical adhesive can be used between two or more parts, it would however also be possible to employ coating etc.
Mode is attached to miscellaneous part surface.
Solidfied material is can obtain after this UV barriers optical adhesive is cured.The solidfied material can be used for optical adhesive film, its
Transmitance to ultraviolet is smaller.In addition, the present invention touch-screen and display that provide, due to containing above-mentioned solidfied material, thus
There is preferable iris action to ultraviolet；And display is not easy aging.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore is not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the cured rear optical adhesive film formed of the UV barrier optical adhesives of the embodiment of the present invention 1 and comparative example 1
Ultraviolet ray transmissivity test chart.
Embodiment
, below will be in the embodiment of the present invention to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer
Technical scheme be clearly and completely described.In embodiment it is unreceipted be make the purpose of the embodiment of the present invention, technical scheme and
Advantage is clearer, and the technical scheme in the embodiment of the present invention will be clearly and completely described below.Do not noted in embodiment
Bright actual conditions person, the condition advised according to normal condition or manufacturer is carried out.Agents useful for same or the unreceipted production firm of instrument
Person, is the conventional products that can be obtained by commercially available purchase.
A kind of UV barrier optical adhesives of the embodiment of the present invention and preparation method thereof are specifically described below.
A kind of UV obstructs optical adhesive, counts by weight, including following components：10-50 parts of prepolymer, linear structure
10-60 parts of monomer, 0.1-2 parts of benzotriazole type UV absorbents, 0.1-3 parts of light trigger, prepolymer include polyurethanes it is pre-
Polymers or esters of acrylic acid prepolymer.
The material based on prepolymer, adds the monomer of benzotriazole type UV absorbents, light trigger and linear structure
In the presence of ultraviolet, UV barrier optical adhesives can be solidify to form.Material based on prepolymer, further, in advance
Polymers includes polyurethane prepolymers or esters of acrylic acid prepolymer.0.1-2 is added on the basis of 10-50 parts by weight of prepolymer
The benzotriazole type UV absorbents of parts by weight can reduce its transmitance to ultraviolet.But benzotriazole type UV absorbents plus
Membership suppresses the solidification of prepolymer, therefore, in an embodiment of the present invention, by the linear structure for adding 10-60 parts by weight
Monomer reduces inhibitory action of the benzotriazole type UV absorbents to photocuring reaction.
It should be noted that the monomer of linear structure can reduce the inhibitory action of benzotriazole type UV absorbents.Monomer
Including alkyl acrylate, when alkyl acrylate ester monomer has considerably long long-chain, the solidification of prepolymer substantially will not be by
To the influence of benzotriazole type UV absorbents.It is therefore preferred that the alkyl of alkyl acrylate ester monomer has at least six carbon former
Son, it is further preferable that alkyl acrylate ester monomer has the alkyl of 6 carbon atoms.Further, the monomer of linear structure can be with
Select amyl group (methyl) acrylate, 2- ethylhexyls (methyl) acrylate, n-hexane (methyl) acrylate, (methyl) third
Olefin(e) acid n-octyl, (methyl) Isooctyl acrylate monomer, nonyl (methyl) acrylate, the different nonyl ester of (methyl) acrylic acid, (methyl) third
Olefin(e) acid isodecyl ester, myristyl (methyl) acrylate, octadecyl (methyl) acrylate and isooctadecane base (methyl) third
Olefin(e) acid ester, lauryl acrylate, isobornyl acrylate.In an embodiment of the present invention, the monomer selection 4- third of linear structure
Olefin(e) acid hydroxy butyl ester, lauryl acrylate and isobornyl acrylate.In other embodiments, the monomer of linear structure is alternatively
State and enumerate a kind of, combination of two or more in material.Preferably, monomer is 20-55 parts by weight, it is further preferred that monomer
For 30-40 parts by weight.When the content of monomer is in this preferred scope, UV of the invention obstructs the solidification rate of optical adhesive
Can be higher.
It should be noted that in an embodiment of the present invention, in order to improve the stability of molecular structure and improve UV barriers
The adhesive strength of optical adhesive, prepolymer mean molecule quantity selection for 30000 and more than；Preferably, prepolymer is averaged
Molecular weight be 50000 and more than, it is further preferable that the mean molecule quantity of prepolymer be 70000 and more than.In other embodiment
In, the mean molecule quantity of prepolymer can not be limited, for example, can select 30000-80000 or 50000-100000 or
70000-150000.In other embodiments, prepolymer can not only select polyurethane prepolymers or esters of acrylic acid pre-polymerization
Thing, it is also an option that epoxy prepolymer, organosilicon preformed polymer, polyester prepolyer, polyether prepolymer, polyhydroxy polycarboxylic alkene pre-polymerization
One or both of thing, polybutadiene prepolymer and fluorine richness prepolymer, a variety of combinations.In addition, in order to which UV obstructs optics
The durability of adhesive, preferably prepolymer are linear chain structure.
In an embodiment of the present invention, in order that the UV barrier optical adhesives after must solidifying maintain the long period to absorb purple
The effect of outside line, it is however preferred to have the benzotriazole type UV absorbents of the substituent of more than 4 carbon atoms.Because benzo three
When azoles type UV absorbents have the substituent of more than 4 carbon atoms, entanglement is produced between the host molecule chain of substituent meeting and prepolymer,
Enhance the durability that UV barrier optical adhesives absorb ultraviolet.Preferably, benzotriazole type UV absorbents are 0.5-1.5
Parts by weight；It is further preferred that benzotriazole type UV absorbents are 0.8-1.2 parts by weight.The ratio is that inventor combines itself
The preferred value that experience is obtained with creative work, UV barrier light can be reduced by adding benzotriazole type UV absorbents according to the ratio
Learn transmitance of the adhesive to ultraviolet.In an embodiment of the present invention, benzotriazole type UV absorbents selection uses 2- (5-
Chloro- BTA base) -6- o-tert-butyl paracresol.In other embodiments, 3- also may be selected in benzotriazole type UV absorbents
(2- BTA -2- bases) -5- (1,1- ethoxys) Arrcostab, 2- (the chloro- 2- BTAs -2- bases of 5-) -4- methyl -6-
Tert-butyl phenol, 2- (2- BTA -2- bases) -6- (1- methyl isophthalic acids-phenethyl) -4- (1,1,3,3-) phenol, 2- (2 ' -
Hydroxyl -5- t-octyls BTA), 2,2 '-di-2-ethylhexylphosphine oxide (6- (BTA -2- bases) -4- tert-octyl phenols, 6- (2- benzos
Triazolyl) -4- t-octyl -6- the tert-butyl groups -4- methyl -2,2' methylene bis phenol, trimethyl-(3- (2 benzotriazole base) -5-
Tert-butyl-hydroxy phenyl) propionic acid and one kind in 2- (the chloro- 2 benzotriazole bases of 5-) -6- Butylated Hydroxytoluenes, two kinds or many
Kind.It is further preferable that the Arrcostab in 3- (2- BTA -2- bases) -5- (1,1- ethoxy) Arrcostab is linear structure,
It is further preferred that Arrcostab has the side-chain structure of 7-9 carbon atom.
In addition, when using benzotriazole type UV absorbents, hydroxyphenyltriazinuv is added in UV barrier optical adhesives
Class ultra-violet absorber, the effect that the UV barrier optical adhesives after solidification absorb ultraviolet is more preferable.In the embodiment of invention,
Hydroxyphenyltriazinuv class ultra-violet absorber is 0.1-2 parts by weight.Preferably, hydroxyphenyltriazinuv class ultra-violet absorber is
0.5-1.5 parts by weight；It is further preferable that hydroxyphenyltriazinuv class ultra-violet absorber is 1-1.2 parts by weight.Above-mentioned preferred proportion
The preferred value that experience is obtained with creative work is combined for inventor, it is ultraviolet to add hydroxyphenyltriazinuv class according to the ratio
Light absorbers enable to solidification after UV barrier optical adhesive absorb ultraviolet effect more preferably, transmitance it is lower.At this
In embodiment, double (2- hydroxyl -4- the butoxy phenyls) -6- (2,4- of 2,4- may be selected in hydroxyphenyltriazinuv class ultra-violet absorber
Dibutoxy phenyl) -1,3,5- triazines, 2- (2,4- dihydroxy phenyls) -4,6- be double-(2,4- 3,5-dimethylphenyls) -1,3,5- three
Double [2- hydroxyl -4- butoxy phenyls] -6- (2, the 4- Dibutoxy Benzenes of piperazine, (2- ethylhexyls)-glycidic ester, 2,4-
Base) -1,3,5- triazines, the double (2,4- bis- of 2- [4- [(2- hydroxyl -3- tridecane epoxides propyl group) epoxide] 2- hydroxy phenyls] -4,6-
Aminomethyl phenyl) -1,3,5- triazines, double [2- hydroxyl -4- butoxy phenyls] -6- (2,4- dibutoxies the phenyl) -1,3,5- of 2,4-
Triazine, 2- [4- [(2- hydroxyl -3- tridecyl oxygen propyl group) oxygen] -2- hydroxy phenyls] -4,6- two (2,4- 3,5-dimethylphenyls) -1,
One kind in 3,5- triazines, two or more.
In an embodiment of the present invention, light trigger preferably 2,4,6- trimethylbenzoyl phenyl phosphines and benzoyl formic acid
Methyl esters.In other embodiments, benzil double methyl ether, Dialkoxy acetophenones, 1- hydroxy-cyclohexyl benzene also may be selected in initiator
Base ketone, 2- hydroxy-2-methyl -1- phenyl -1- acetone, 2- methyl isophthalic acids-(4- methyl mercaptos phenyl) -2- morpholine -1- acetone, 2- benzene
Base benzyl -2- dimethyl amines -1- (4- morpholine benzyls phenyl) butanone, 2,4,6- trimethyl benzoyl diphenyl bases phosphine oxide, 2,4,6-
Double (lignocaine) Benzophenones of trimethylbenzoyl phenyl phosphinic acid ethyl ester, benzophenone, 4,4'-, 2- isopropyl thioxanthones,
One kind in 4- dimethylamino-ethyl benzoate etc., two or more.
Further, UV, which obstructs optical adhesive, also includes tackifier 10-40 parts by weight.In the embodiment of invention, increase
Stick is preferably terpene phenolic copolymer, and terpene phenolic copolymer can increase the viscosity that UV obstructs optical adhesive.In other implementations
In example, other materials may be selected in tackifier.
It should be noted that if necessary, also crosslinking agent can be added in UV barrier optical adhesives, crosslinking agent can be selected
Multi-functional (methyl) acrylate, for example：BDO (methyl) acrylate, 1,6- hexylene glycol (methyl) acrylic acid
Ester, 1,9- nonanediol (methyl) acrylate, tripropylene glycol two (methyl) acrylate, Tricyclodecane Dimethanol dimethyl allene
Acid esters, 1,10- decanediol dimethylacrylate, polyethylene glycol (200) dimethylacrylate, polyethylene glycol (400) diformazan
Base acrylate, polyethylene glycol (methyl) acrylate, trimethylolpropane tris (methyl) acrylate, double trimethylolpropane
Four (methyl) acrylate, ethoxylation pentaerythrite four (methyl) acrylate, pentaerythrite four (methyl) acrylic acid, double seasons
Penta tetrol six) acrylate etc..
In addition, the embodiment of the present invention UV barrier optical adhesive in can also add defoamer, etc. processing aid, defoamer
Polysiloxanes analog assistant may be selected.
A kind of optical adhesive film in the embodiment of the present invention, using consolidating that UV barrier optical adhesives are obtained after cured
Compound.The UV barrier optical adhesives of liquid are irradiated after coating and laminating with 200-420nm ultraviolet, liquid
UV barrier optical adhesives can solidify, and then can obtain optical adhesive film.The base material of coating and laminating is silicone release agent processing
The PET mould release membrances crossed.Optical adhesive film obstructs optical adhesive due to including the UV after solidification, to the transmitance of ultraviolet compared with
It is small.In 300-380nm wave-length coverage, the transmitance of optical adhesive film is less than 5%.
The present invention also provides a kind of touch-screen, the solidfied material obtained using UV barrier optical adhesives after cured,
Because the UV after solidification obstructs optical adhesive, the transmitance to ultraviolet is smaller, thus touch-screen also has stronger barrier purple
The effect of outside line.
The present invention also provides a kind of display, its solidfied material obtained using UV barrier optical adhesives after cured, general
Logical optical cement can not obstruct ultraviolet because acrylate is comprised only mostly, and the chronic exposure of ultraviolet can be caused
The aging of display.The UV barrier optical adhesives after solidification are contained in the display of the present invention, the UV barrier light after solidification
Ultraviolet can preferably be obstructed by learning adhesive, thus display also plays the role of stronger barrier ultraviolet.
The feature and performance to the present invention are described in further detail with reference to embodiments.
Embodiment 1
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, hydroxyphenyltriazinuv
0.4 part of class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.9 part of methyl benzoylformate, poly- silicon
8 parts of 0.2 part of oxygen alkane, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer, esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 2
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 1.5 parts of -6- o-tert-butyls paracresol, 13.6 parts of 4- hy-droxybutyls, hydroxy phenyl three
1 part of piperazine class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.9 part of methyl benzoylformate, poly- silicon
8 parts of 0.2 part of oxygen alkane, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 3
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：10 parts of polyurethane prepolymers,
2- (the chloro- BTA bases of 5-) 0.1 part of -6- o-tert-butyls paracresol, 3 parts of 4- hy-droxybutyls, isobornyl acrylate 4
Part, 0.1 part of hydroxyphenyltriazinuv class ultra-violet absorber, 0.05 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl first
2 parts of sour 0.05 part of methyl esters, 0.3 part of polysiloxanes, 3 parts of lauryl acrylate and terpene phenolic copolymer 1.Polyurethane prepolymers
Mean molecule quantity is 25000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 4
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 15
Part, 2- (the chloro- BTA bases of 5-) 0.3 part of -6- o-tert-butyls paracresol, 8 parts of lauryl acrylate, 4- hy-droxybutyls 7
Part, 0.2 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.2 part of methyl benzoylformate, 0.3 part of polysiloxanes, acrylic acid are different
5 parts of 5 parts of norbornene ester and terpene phenolic copolymer 1.The mean molecule quantity of esters of acrylic acid prepolymer is 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 5
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 15
Part, 2- (the chloro- BTA bases of 5-) 0.3 part of -6- o-tert-butyls paracresol, 8 parts of lauryl acrylate, 4- hy-droxybutyls 7
Part, 0.5 part of hydroxyphenyltriazinuv class ultra-violet absorber, 0.2 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl formic acid
5 parts of 0.2 part of methyl esters, 0.3 part of polysiloxanes, 5 parts of isobornyl acrylate and terpene phenolic copolymer 1.Esters of acrylic acid prepolymer
Mean molecule quantity be 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 6
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 20
Part, 2- (the chloro- BTA bases of 5-) 0.8 part of -6- o-tert-butyls paracresol, 10 parts of 4- hy-droxybutyls, isobomyl acrylate
10 parts of ester, 0.8 part of hydroxyphenyltriazinuv class ultra-violet absorber, 0.4 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl
25 parts of 0.8 part of methyl formate, 0.2 part of polysiloxanes, 10 parts of lauryl acrylate and terpene phenolic copolymer.Esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 7
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 25
Part, 2- (the chloro- BTA bases of 5-) 1 part of -6- o-tert-butyls paracresol, 8 parts of 4- hy-droxybutyls, isobornyl acrylate 17
Part, 1.2 parts of hydroxyphenyltriazinuv class ultra-violet absorber, 0.6 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl formic acid
30 parts of 0.9 part of methyl esters, 0.2 part of polysiloxanes, 10 parts of lauryl acrylate and terpene phenolic copolymer.Esters of acrylic acid prepolymer
Mean molecule quantity is 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 8
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：30 parts of polyurethane prepolymers,
2- (the chloro- BTA bases of 5-) 1.2 parts of -6- o-tert-butyls paracresol, 10 parts of 4- hy-droxybutyls, isobornyl acrylate 20
Part, 1.5 parts of hydroxyphenyltriazinuv class ultra-violet absorber, 1 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl formic acid first
20 parts of 1.1 parts of ester, 0.2 part of polysiloxanes, 10 parts of lauryl acrylate and terpene phenolic copolymer.Polyurethane prepolymers are averaged
Molecular weight is 25000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 9
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 40
Part, 2- (the chloro- BTA bases of 5-) 1.7 parts of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, isobomyl acrylate
20 parts of ester, 1.8 parts of hydroxyphenyltriazinuv class ultra-violet absorber, 1 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl first
35 parts of sour 1.5 parts of methyl esters, 0.4 part of polysiloxanes, 15 parts of lauryl acrylate and terpene phenolic copolymer.Esters of acrylic acid prepolymer
Mean molecule quantity be 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Embodiment 10
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 50
Part, 2- (the chloro- BTA bases of 5-) 2 parts of -6- o-tert-butyls paracresol, 20 parts of 4- hy-droxybutyls, isobornyl acrylate
25 parts, 2 parts of hydroxyphenyltriazinuv class ultra-violet absorber, 1.5 parts of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl formic acid
40 parts of 1.5 parts of methyl esters, 0.6 part of polysiloxanes, 15 parts of lauryl acrylate and terpene phenolic copolymer.Esters of acrylic acid prepolymer
Mean molecule quantity is 75000.
A kind of optical adhesive film, using obtained solidfied material and PET of the above-mentioned UV barrier optical adhesives after cured
Film.
A kind of touch-screen, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
A kind of display, using obtained solidfied material of the above-mentioned UV barrier optical adhesives after cured.
Comparative example 1
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.09 part of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, hydroxyphenyltriazinuv
0.4 part of class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.9 part of methyl benzoylformate, poly- silicon
8 parts of 0.2 part of oxygen alkane, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
Comparative example 2
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 2.2 parts of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, hydroxyphenyltriazinuv
0.4 part of class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.9 part of methyl benzoylformate, poly- silicon
8 parts of 0.2 part of oxygen alkane, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
Comparative example 3
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, hydroxyphenyltriazinuv
0.09 part of class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.9 part of methyl benzoylformate, poly- silicon
8 parts of 0.2 part of oxygen alkane, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
Comparative example 4
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 4- hy-droxybutyl part 15 parts, hydroxy phenyl three
It is 2.2 parts of piperazine class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.9 part of methyl benzoylformate, poly-
8 parts of 0.2 part of siloxanes, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid is pre-
The mean molecule quantity of polymers is 75000.
Comparative example 5
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 3 parts of 4- hy-droxybutyls, isobornyl acrylate
3 parts, 0.4 part of hydroxyphenyltriazinuv class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl first
8 parts of sour 0.9 part of methyl esters, 0.2 part of polysiloxanes, 2 parts of lauryl acrylate and terpene phenolic copolymer.Esters of acrylic acid prepolymer
Mean molecule quantity is 75000.
Comparative example 6
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, isobomyl acrylate
30 parts of ester, 0.4 part of hydroxyphenyltriazinuv class ultra-violet absorber, 0.9 part of 2,4,6- trimethylbenzoyl phenyls phosphine, benzoyl
8 parts of 0.9 part of methyl formate, 0.2 part of polysiloxanes, 17 parts of lauryl acrylate and terpene phenolic copolymer.Esters of acrylic acid pre-polymerization
The mean molecule quantity of thing is 75000.
Comparative example 7
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, hydroxyphenyltriazinuv
It is 0.4 part of class ultra-violet absorber, 0.03 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 0.05 part of methyl benzoylformate, poly-
8 parts of 0.2 part of siloxanes, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid is pre-
The mean molecule quantity of polymers is 75000.
Comparative example 8
A kind of UV obstructs optical adhesive, counts by weight, it includes following components：Esters of acrylic acid prepolymer 32.8
Part, 2- (the chloro- BTA bases of 5-) 0.5 part of -6- o-tert-butyls paracresol, 15 parts of 4- hy-droxybutyls, hydroxyphenyltriazinuv
0.4 part of class ultra-violet absorber, 1 part of 2,4,6- trimethylbenzoyl phenyls phosphine, 2.5 parts of methyl benzoylformate, poly- silica
8 parts of 0.2 part of alkane, 23 parts of lauryl acrylate, 18 parts of isobornyl acrylate and terpene phenolic copolymer.Esters of acrylic acid prepolymer
Mean molecule quantity be 75000.
Test example
The making of laboratory sample：After embodiment 1-5 and comparative example 1-8 UV barrier optical adhesive each components are mixed,
It is coated on weight mould release membrance, then the laminating light mould release membrance of the second layer on the coating layer.It is 200mW/cm in ultraviolet illumination2, energy
Measure as 2000mJ/cm2Under conditions of, the coating is irradiated with ultraviolet, UV barrier light of the thickness for 100 μm of double-deck solidifications is formed
Learn adhesive.The release film thickness of first layer is 38 μm, and the release film thickness of the second layer is 75 μm, and it is poly terephthalic acid second two
Alcohol ester (PET) film, PET film is first handled with type siloxane mould release.For the UV resistances after the obtained solidification with mould release membrance
Every optical adhesive, carry out 180 ° of peeling strength tests, total light transmittance and determine and curing degree measure, test result is recorded in table 1
In.
(1) 180 ° of peeling strength test
The light mould release membrance of UV barrier optical adhesives after solidification with mould release membrance is peeled off and adhesive surface is exposed, will
The untreated PET film of 50 μ m-thicks is attached on adhesive surface, is cut to wide 25mm test film, and weight is peeled off from test film
Mould release membrance exposes the second adhesive surface, and the untreated PET film of 50 μ m-thicks is attached into the second bonding in the pressure roller of 1kg weight
On face.Then it is 300mm/min in draw speed, peel angle is 180 ° after being kept for one day under 25 DEG C of temperature conditionss
Under the conditions of determine PET film peel strength.
(2) total light transmittance is tested
Optical adhesive is obstructed to the UV after the solidification with release liner in 300nm- using spectrophotometer (V-660)
Its light transmittance is measured in 800nm wave-length coverage.
(3) measurement of curing degree
1) experiment equipment
FTIS (Spectrum TWO, PerKinElmer).
2) experiment condition
In 500cm-1-4000cm-1In the range of measured with the pattern of reflection.
3) experimental subjects
Liquid UV obstructs optical adhesive (UV obstructs the mixed state of optical adhesive each component, also uncured), consolidated
The UV barrier optical adhesives of change.
4) reaction rate calculation：
Reaction rate (%)=(A0-At) * 100%；
In formula, A0：Liquid UV obstructs the peak strength ratio of optical adhesive；
At：The UV of solidification obstructs the peak strength ratio of optical adhesive；
A0=r0/ r, At=rt/r；
In formula,
r0：The peak value of the vinyl of liquid UV barrier optical adhesives；
rt：The peak value of the vinyl of the UV barrier optical adhesives of solidification；
r：The peak value of ester group.
(4) combination property
It is excellent that 180 ° of peel strengths, which are more than 7N/25mm, is otherwise difference；It is respectively 300nm, 350nm, 380nm in wavelength
Under the conditions of transmitance be respectively less than 5% to be excellent, be otherwise difference；It is excellent that solidification rate, which is more than 90%, is otherwise difference.If scoring is
Three excellent, then combination property is excellent；If scoring is two excellent, differences, combination property is good；If scoring is two or three
Individual difference, then comprehensive grading is poor.
The embodiment 1-5 of table 1 and comparative example 1-8 UV obstructs the test result of optical adhesive
As can be seen from Table 1,180 ° of peel strengths of embodiment 1-5 sample are all higher than 7N/25mm, are respectively in wavelength
Transmitance under conditions of 300nm, 350nm, 380nm is respectively less than 2%, and solidification rate is all higher than 90%.Therefore embodiment 1-5
UV obstructs optical adhesive good combination property.Illustrate the UV barrier optical adhesives of the embodiment of the present invention and preparation method thereof energy
Access the UV barrier optical adhesives that peel strength is high, ultraviolet isolating effect is good, curing degree is excellent.
Embodiment 1 and comparative example 1, comparative example 2 are subjected to contrast discovery, although its 180 ° of the sample of comparative example 1 is peeled off strong
Degree is more than 7N/25mm, and curing degree is more than 90%, but the transmitance under conditions of wavelength respectively 350nm, 380nm is all higher than
5%；Although transmitance of the sample of comparative example 2 under conditions of wavelength is respectively 300nm, 350nm, 380nm is respectively less than 5%,
But its 180 ° of peel strengths are less than 7N/25mm, and curing degree is less than 90%；Therefore, the benzo of the embodiment of the present invention is illustrated
The addition of triazole type UV absorbents can prepare the UV barrier optical adhesives of good combination property.
Embodiment 1 and comparative example 3, comparative example 4 are subjected to contrast discovery, although its 180 ° of the sample of comparative example 3 is peeled off strong
Degree is more than 7N/25mm, and curing degree is more than 90%, but the transmitance under conditions of wavelength respectively 350nm, 380nm is all higher than
5%；Although transmitance of the sample of comparative example 4 under conditions of wavelength is respectively 300nm, 350nm, 380nm is respectively less than 5%,
But its 180 ° of peel strengths are less than 7N/25mm, curing degree illustrates the hydroxy phenyl in the embodiment of the present invention again smaller than 90%
The addition of triazine-based ultraviolet absorbent can prepare the UV barrier optical adhesives of good combination property.
Embodiment 1 and comparative example 5, comparative example 6 are subjected to contrast discovery, although the sample of comparative example 5 is respectively in wavelength
Transmitance under conditions of 300nm, 350nm, 380nm is respectively less than 5%, and curing degree is more than 90%, but 180 ° of peel strengths are but
Less than 7N/25mm；Although transmitance of the sample of comparative example 6 under conditions of wavelength is respectively 300nm, 350nm, 380nm is equal
Less than 5%, but its curing degree is less than 90%, and 180 ° of peel strengths are again smaller than 7N/25mm.Illustrate third in the embodiment of the present invention
The addition of olefin(e) acid ester monomer can prepare the UV barrier optical adhesives of good combination property.
Embodiment 1 and comparative example 7, comparative example 8 are subjected to contrast discovery, the sample of comparative example 7 is respectively in wavelength
Transmitance under conditions of 350nm, 380nm is all higher than 5%, and curing degree is less than 90%, and 180 ° of peel strengths are again smaller than 7N/
25mm；Although 180 ° of peel strengths of the sample of comparative example 8 are more than 7N/25mm, it is respectively 350nm, 380nm in wavelength
Under the conditions of transmitance be all higher than 5%, curing degree is again smaller than 90%.Illustrate the addition of light trigger in the embodiment of the present invention
The UV barrier optical adhesives of good combination property can be prepared.
Embodiment 4 and embodiment 5 are subjected to contrast discovery, embodiment 4 is not add hydroxyphenyltriazinuv class ultraviolet
The UV barrier optical adhesives of absorbent, its 180 ° of peel strengths and curing degree are more or less the same, but the sample of embodiment 4
Transmitance under conditions of wavelength is respectively 300nm, 350nm, 380nm is all higher than the sample of embodiment 5, illustrates to hinder in UV
Every adding hydroxyphenyltriazinuv class ultra-violet absorber in optical adhesive, its iris action to ultraviolet can be increased.
In summary, a kind of UV barrier optical adhesives of the embodiment of the present invention and optical adhesive film, touch-screen and display
Device, UV barrier optical adhesive in based on prepolymer material, add benzotriazole type UV absorbents, the list of linear structure
Body and light trigger can solidify to form UV barrier optical adhesives in the presence of ultraviolet.In 10-50 parts by weight of prepolymer
On the basis of add 0.1-2 parts by weight benzotriazole type UV absorbents can reduce its transmitance to ultraviolet.But benzo
The addition of triazole type UV absorbents can suppress the solidification of prepolymer, by add 10-45 parts by weight linear structure monomer come
The inhibitory action of benzotriazole type UV absorbents is reduced, and the curing degree of UV barrier optical adhesives is excellent, peel strength is high.
The bonding that this UV barriers optical adhesive can be used between two or more parts, it would however also be possible to employ coating etc.
Mode is attached to miscellaneous part surface by this.
Solidfied material is can obtain after this UV barriers optical adhesive is cured.The solidfied material can be used for optical adhesive film, its
Transmitance to ultraviolet is smaller.In addition, the present invention touch-screen and display that provide, due to containing above-mentioned solidfied material, thus
There is preferable iris action to ultraviolet；And display is not easy aging.
Embodiments described above is a part of embodiment of the invention, rather than whole embodiments.The reality of the present invention
The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, belongs to the scope of protection of the invention.
Claims (17)
1. a kind of UV obstructs optical adhesive, it is characterised in that count by weight, including following components：Prepolymer 10-50
Part, 10-60 parts of the monomer of linear structure, 0.1-2 parts of benzotriazole type UV absorbents, 0.1-3 parts of light trigger, the prepolymer
Including polyurethane prepolymers or esters of acrylic acid prepolymer.
2. UV according to claim 1 obstructs optical adhesive, it is characterised in that the UV barriers optical adhesive is also wrapped
Include hydroxyphenyltriazinuv class ultra-violet absorber 0.1-2 parts by weight.
3. UV according to claim 2 obstructs optical adhesive, it is characterised in that the UV barriers optical adhesive is also wrapped
Include tackifier 8-40 parts by weight.
4. UV according to claim 1 or 2 obstructs optical adhesive, it is characterised in that the prepolymer is linear chain structure.
5. UV according to claim 1 or 2 obstructs optical adhesive, it is characterised in that the benzotriazole type UV absorbs
Agent is 0.5-1.5 parts by weight；Preferably, the benzotriazole type UV absorbents are 0.8-1.2 parts by weight.
6. UV according to claim 1 obstructs optical adhesive, it is characterised in that the benzotriazole type UV absorbents
Substituent has at least four carbon atom.
7. UV according to claim 6 obstructs optical adhesive, it is characterised in that the benzotriazole type UV absorbent bags
Include 2- (the chloro- BTA bases of 5-) -6- o-tert-butyls paracresol, 3- (2- BTA -2- bases) -5- (1,1- ethoxys) alkane
Base ester, 2- (the chloro- 2- BTAs -2- bases of 5-) -4- methyl-6-tert-butylphenols, 2- (2- BTA -2- bases) -6-
(1- methyl isophthalic acids-phenethyl) -4- (1,1,3,3-) phenol, 2- (2 '-hydroxyl -5- t-octyls BTA), 2,2 '-di-2-ethylhexylphosphine oxide
(6- (BTA -2- bases) -4- tert-octyl phenols, 6- (2 benzotriazole the base) -4- t-octyl -6- tert-butyl group -4- methyl -2,
2'- methylene bis-phenol, trimethyl-(3- (2 benzotriazole base) -5- tert-butyl-hydroxy phenyls) propionic acid and 2- (the chloro- 2- benzene of 5-
At least one of and triazolyl) -6- Butylated Hydroxytoluenes.
8. UV according to claim 1 obstructs optical adhesive, it is characterised in that the monomer is 20-55 parts by weight；It is excellent
Selection of land, the monomer is 30-40 parts by weight.
9. the UV barrier optical adhesives according to claim 1 or 8, it is characterised in that the monomer includes alkyl
Acid ester monomer.
10. UV according to claim 9 obstructs optical adhesive, it is characterised in that the alkyl acrylate ester monomer
Alkyl has at least six carbon atom.
11. UV according to claim 1 obstructs optical adhesive, it is characterised in that the monomer includes acrylic acid hydroxyl second
Ester, 4- hy-droxybutyls, isobornyl acrylate, lauryl acrylate, amyl group (methyl) acrylate, 2- ethylhexyls
(methyl) acrylate, n-hexane (methyl) acrylate, (methyl) n-octyl, (methyl) Isooctyl acrylate monomer, nonyl
Base (methyl) acrylate, the different nonyl ester of (methyl) acrylic acid, (methyl) isodecyl acrylate, myristyl (methyl) acrylic acid
At least one of ester, octadecyl (methyl) acrylate and isooctadecane base (methyl) acrylate.
12. UV according to claim 2 obstructs optical adhesive, it is characterised in that the hydroxyphenyltriazinuv class is ultraviolet
Light absorbers include double (2- hydroxyl -4- butoxy phenyls) -6- (2,4- dibutoxies the phenyl) -1,3,5- triazines of 2,4-, 2- (2,
4- dihydroxy phenyls) -4,6- is double-(2,4- 3,5-dimethylphenyl) -1,3,5-triazines, (2- ethylhexyls)-glycidic ester, 2,
4- double [2- hydroxyl -4- butoxy phenyls] -6- (2,4- dibutoxies phenyl) -1,3,5- triazines, 2- [4- [(2- hydroxyls -3- ten
Tri-alkoxy propyl group) epoxide] 2- hydroxy phenyls] -4,6- pairs of (2,4- 3,5-dimethylphenyls) -1,3,5- triazines, double [the 2- hydroxyls of 2,4-
Base -4- butoxy phenyls] -6- (2,4- dibutoxies phenyl) -1,3,5- triazines and 2- [4- [(2- hydroxyl -3- tridecyl oxygen
At least one of propyl group) oxygen] -2- hydroxy phenyls] -4,6- two (2,4- 3,5-dimethylphenyls) -1,3,5- triazines.
13. UV according to claim 1 obstructs optical adhesive, it is characterised in that the initiator includes 2,4,6- tri-
Methyl benzoyl Phenylphosphine, methyl benzoylformate, benzil double methyl ether, Dialkoxy acetophenones, 1- hydroxy-cyclohexyl benzene
Base ketone, 2- hydroxy-2-methyl -1- phenyl -1- acetone, 2- methyl isophthalic acids-(4- methyl mercaptos phenyl) -2- morpholine -1- acetone, 2- benzene
Base benzyl -2- dimethyl amines -1- (4- morpholine benzyls phenyl) butanone, 2,4,6- trimethyl benzoyl diphenyl bases phosphine oxide, 2,4,6-
Double (lignocaine) Benzophenones of trimethylbenzoyl phenyl phosphinic acid ethyl ester, benzophenone, 4,4'-, 2- isopropyl thioxanthones,
One kind in 4- dimethylamino-ethyl benzoate at least.
14. a kind of optical adhesive film, it is characterised in that obstruct optics using the UV described in claim any one of 1-13 gluing
The solidfied material obtained after agent is cured.
15. optical adhesive film according to claim 14, it is characterised in that in 300-380nm wave-length coverage, the light
The transmitance for learning glued membrane is less than 5%.
16. a kind of touch-screen, it is characterised in that obstruct optical adhesive using the UV described in claim any one of 1-13
The solidfied material obtained after cured.
17. a kind of display, it is characterised in that obstruct optical adhesive using the UV described in claim any one of 1-13
The solidfied material obtained after cured.
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| CN107099256B (en) | 2020-11-10 |
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