CN107015380A - Change colour layer material, product and preparation method thereof - Google Patents
Change colour layer material, product and preparation method thereof Download PDFInfo
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- CN107015380A CN107015380A CN201710243982.0A CN201710243982A CN107015380A CN 107015380 A CN107015380 A CN 107015380A CN 201710243982 A CN201710243982 A CN 201710243982A CN 107015380 A CN107015380 A CN 107015380A
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- photochromic
- triafol
- layer material
- photochromic layer
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
- G02C7/102—Photochromic filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
- B32B23/04—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B23/08—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
- B32B23/20—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising esters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/0009—Materials therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
- B32B2264/10—Inorganic particles
- B32B2264/102—Oxide or hydroxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/584—Scratch resistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2551/00—Optical elements
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- General Health & Medical Sciences (AREA)
- Optical Filters (AREA)
- Eyeglasses (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to optical element technology field, a kind of discoloration layer material, product and preparation method thereof are specifically disclosed, discoloration layer material of the invention includes successively from inside to outside：CR39 layers；Photochromic layer；With CR39 layers；The photochromic layer includes photochromic compound and Triafol T.
Description
Technical field
The present invention relates to optical element technology field, more particularly it relates to a kind of discoloration layer material, product and its
Preparation method.
Background technology
CR-39 is ultralight, the shock proof resin lens of the first generation.CR-39 is used as optics as a kind of thermosets
Eyeglass, the parameter of CR-39 material characters is very suitable for：Refractive index be 1.5 (close to simple glass eyeglass), proportion 1.32 (almost
The half of glass), Abbe number be 58~59 (only seldom dispersions), shock resistance, high transmission rate, can be dyed and be plated
Film process.But it is primary disadvantage is that wearability is handled not as good as glass, it is necessary to plate wear-resistant film.
At present, become color chips and be broadly divided into base change and film change by technique.Wherein base becomes mainly just mixes in raw material monomer
Colour-changing agent, whole eyeglass is filled with colour-changing agent after producing, and its advantage Coloring Time is long, high temperature resistant, and shortcoming is the high number of degrees
Eyeglass, because became uneven generation irregular colour is even.Become for film and little by little very thin discoloration is sprayed on eyeglass A face mask layers
Agent, shortcoming is that service life is short, easy scratch, the demoulding and the ageing-resistant difference of photochromic layer.
Thus it is highly desirable to develop a new technology, has both possessed the advantage of base change, the advantage become but also with film, and gram
CR-39 wearabilities bad discoloration layer material and its product are taken.
The content of the invention
In order to solve the above problems, the first aspect of the invention provides a kind of discoloration layer material, from inside to outside successively
Including：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T.
In a preferred embodiment, in the photochromic layer photochromic compound and Triafol T weight
Than for (1~20)：100.
In a preferred embodiment, acetylbutyrylcellulose is also included in the Triafol T.
In a preferred embodiment, the weight ratio of the Triafol T and acetylbutyrylcellulose is 100：
(1~30).
In a preferred embodiment, the weight ratio of the Triafol T and acetylbutyrylcellulose is 20：
1。
In a preferred embodiment, described CR39 layers is obtained by the polymerization of CR39 monomers.
The second aspect of the present invention provides the preparation method of discoloration layer material,
At least comprise the following steps：
Photochromic layer is provided；
CR39 monomers are provided；
The upper and lower surface of photochromic layer and CR39 are monomer crosslinked.
In a preferred embodiment, the mass ratio of the CR39 monomers and photochromic layer is 10：(1~30).
The third aspect of the present invention provides a kind of glasses sheet articles, including above-mentioned discoloration layer material.
The fourth aspect of the present invention provides application of the above-mentioned discoloration layer material in ophthalmic len, optical communication field.
The above-mentioned of the application and other features, aspect and advantage is more readily understood with reference to described further below.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1：Discoloration layer material schematic diagram obtained by embodiment 1,
Wherein, 1 CR39 layers are represented, 2 represent photochromic layer, and 3 represent CR39 layers.
Embodiment
The participation in the election detailed description of the invention below for being preferable to carry out method and including embodiment this public affairs can be more easily understood
Open content.A large amount of terms can be referred in description below and claims, these terms are defined as following meanings.
Singulative includes plural number and object is discussed, unless the context clearly dictates otherwise.
" optionally " or " any one " refer to that the item or event that describe thereafter may or may not occur, and should
Description includes the situation that the situation and event of event generation do not occur.
One scope of expression includes all integers and its fraction in the range of this.Expressing a scope also includes the scope
End points, do not consider that the scope indicates whether some numerical value " interior " or a numerical value of " between " or " ".In the disclosure
Hold and be intended to particularly including four corner and not just one or more end points with the scope described in claim.For example, 0 to
Scope illustrated by 10 is intended to disclose all integers between 0 and 10, such as 1,2,3,4, all fractions between 0 and 10,
Such as 1.5,2.3,4.57,6.1113, and end points 0 and 10.
As used herein, term " discoloration " and similar terms such as " photochromic compound " are represented at least may be used
See that light has absorption spectrum, it is in response at least absorption of photochemical radiation and changed.In addition, being used as used herein, art
Language " photochromic material " represents any such material, and it is suitable to display photochromic properties (that is, suitable for at least may be used
See the absorption spectrum of light, it is in response at least absorption of photochemical radiation and changed), and it includes at least one light-induced variable
Color compound.
As used herein, term " photochromic compound " include thermal reversion photochromic compound and it is non-thermal can
Inverse photochromic compound.As used herein, term " photochromic compound/material of thermal reversion " represents such
Compound/material, it can be converted into the second state example when responding photochemical radiation from first state such as " pellucidity "
Such as " colored state ", and when responding heat energy it is restored back to first state.It is used as used herein, the term " light of non-thermoreversible
Cause electrochromic compound/material " such compound/material is represented, it can be from first state example when responding photochemical radiation
Such as " pellucidity " changes into the second state such as " colored state ", and essentially identical in response and the absorption of the state coloured
Wavelength photochemical radiation when be restored back to first state (for example, stop be exposed to such photochemical radiation).
The first aspect of the invention provides a kind of discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes electrochromic compound and Triafol T.
CR39 layers
It is heretofore described CR39 layers, it is that CR39 monomers progress polymerisation is obtained, and part CR39 monomers and photochromic layer
Chemically react, and then cause CR39 layers and be connected with photochromic layer, the discoloration layer material of the present invention is made.
Heretofore described CR39 monomers, scientific name is carbon this acid propylene acetic acid, or the sour fat of allyl diglycol, referred to as
ADC resins.The CR39 monomers of the present invention obtain to be commercially available.Certainly, in the present invention, CR39 layers not only including between CR39 monomers
Polymerization is obtained, and can also include polymerizeing between CR39 monomers and the monomer containing double bond.
Wherein, the monomer containing a double bond can enumerate ethene, propylene, butylene, amylene, hexene, (methyl) acrylic acid first
Ester, (methyl) ethyl acrylate, (methyl) n-butyl acrylate, (methyl) isobutyl acrylate, (methyl) tert-butyl acrylate,
(methyl) lauryl acrylate, (methyl) myristyl ester, (methyl) acrylic acid cetyl, (methyl) octadecyl
(methyl) alkyl acrylates such as base ester, (methyl) behenyl base ester, (methyl) 2-EHA；(first
Base) benzyl acrylate；(methyl) acrylic acid tetrahydro furfuryl ester；(methyl) acrylic acid dimethylaminoethyl ester, (methyl) acrylic acid
Dimethyl aminopropyl ester etc. has (methyl) acrylate of amino；(methyl) acrylic acid 2- hydroxyl ethyl esters, (methyl) acrylic acid hydroxyl
Propyl diester etc. has (methyl) acrylate of hydroxyl；(methyl) acryloyl morpholine, N, N- dimethyl (methyl) acrylamide
Deng (methyl) acrylamide derivative；2- vinylpyridines；4-vinylpridine；NVP；N- ethene
Base formamide；Vinyl acetate etc..
Monomer containing two double bonds can enumerate BDO two (methyl) acrylate, 1,6- hexylene glycols two (methyl)
Acrylate, 1,9- nonanediols two (methyl) acrylate, 1,10- decanediols two (methyl) acrylate, (first of ethylene glycol two
Base) acrylate, diethylene glycol two (methyl) acrylate, triethylene glycol two (methyl) acrylate, (the first of tetraethylene glycol two
Base) acrylate, propane diols two (methyl) acrylate, DPG two (methyl) acrylate, tripropylene glycol two (methyl)
Acrylate, four propane diols two (methyl) acrylate, bisphenol-A two (methyl) acrylate, Ethoxylated bisphenol A bis- (methyl)
Acrylate, (methyl) acrylate of propoxylated bisphenol two and pentaerythrite two (methyl) acrylate etc..
From the high transmission rate of the discoloration layer material of the present invention and it is resistance to it is ultraviolet from the perspective of, preferably butylene, methyl-prop
E pioic acid methyl ester, n-BMA, Tert-butyl Methacrylate, lauryl methacrylate, BDO dimethyl
Any one or a few mixing in acrylate, dimethacrylate, propylene glycol diacrylate.
In a preferred embodiment, the monomer containing double bond is selected from：The tertiary fourth of butylene, methacrylic acid
The mixing of ester, BDO dimethylacrylate, wherein, butylene, Tert-butyl Methacrylate, BDO dimethyl
The weight ratio of acrylate is：1：10：(1~5).
In a preferred embodiment, the weight ratio between the CR39 monomers and monomer containing double bond is：
100：(1~5).
The present inventor is found surprisingly that, adds after the monomer containing double bond, can not only adjust the concentration of CR39 monomers, also
Different polar groups can be introduced, the meeting between these polar groups and photochromic layer produces chemical bonding, further enhancing
The CR39 layers of active force between photochromic layer, adds wearability.
In a preferred embodiment, the CR39 monomers are CR39 type core-shell particles.
In the present invention, " the CR39 types core-shell particles " using silane coupler modified silica as core, with CR39 monomers
The CR39 type core-shell particles obtained for shell.
In a preferred embodiment, the preparation method of described " CR39 types core-shell particles " is：
(1) preparation method of silane coupler modified nano silicon is：
0.5g nano silicons are scattered in 75mL toluene and 1h are persistently stirred under 340K, 3.5mg pairs is added
Toluenesulfonic acid and 0.5mmol silane couplers kh550；Then heat the mixture to close to backflow (about 390K) and stir 2h；
Finally solid is filtered, and washed with absolute ethyl alcohol after 3 times in 373K dryings 12h, you can silane coupler modified nanometer is obtained
Silica.
(2) preparation method of CR39 types core-shell particles is：
By silane coupler modified nano silicon and initiator diisopropyl peroxydicarbonate (IPP, Danyang City's profit
Ventilate the production of Hua Bo Co., Ltds) dispersing and dissolving in CR39 monomers, wherein, silane coupler modified nano silicon, two
Weight ratio between isopropylperoxy dicarbonate, CR39 monomers is：(5~15)：1：100.After stirring, 50 DEG C are warming up to
Afterwards, react 2 hours, be then cooled to 30 DEG C in ice-water bath again, continue to react 3 hours, obtain CR39 type core-shell particles.
The present inventor is also found surprisingly that, CR39 monomers are served as using CR39 types core-shell particles, can further be increased
Wearability, the reason for the present inventor's conjecture is possible is that CR39 types core-shell particles can both serve as CR39 monomers, can serve as again
Filler, same material can reach the action effect of two kinds of materials.
Photochromic layer
In the present invention, the photochromic layer includes electrochromic compound and Triafol T.
Described electrochromic compound is photochromic compound；
Described Triafol T can also be referred to as cellulose bead, cellulose pill, cellulose gel, pearl shape fiber
Element, cellulose pearls.
The photochromic compound and Triafol T of the present invention is commercially available to be obtained.
In a preferred embodiment, the acetic acid content of described Triafol T is：60%~65%.
The commercially available acquisition of Triafol T or those skilled in the art in the present invention pass through known side
Method synthesis is obtained.
In a preferred embodiment, acetylbutyrylcellulose is also included in described Triafol T, wherein,
The weight ratio of Triafol T and acetylbutyrylcellulose is 100：(1~30).
In a preferred embodiment, chitosan-ring of 0.1 parts by weight is also included in described Triafol T
Dextrin modified Triafol T.
Term " chitosan-cyclo-dextrin-modified Triafol T " refers in cyclodextrin grafting fiber to chitosan first, obtains
Cyclodextrin-chitosan, then again by cyclodextrin-chitin modified Triafol T.
In a preferred embodiment, the preparation method of the chitosan-cyclo-dextrin-modified Triafol T is such as
Under：
(1) in 200ml round-bottomed flasks, 0.01mol cyclodextrin and 0.1mol 4-Nitrobenzenesulfonyl chlorides are added, 20ml is anhydrous
Dimethyl sulfoxide and 0.1mol triethylamines, constant temperature oil bath reacts 1 hour under the conditions of 60 DEG C；
(2) aqueous solution that 50ml is dissolved with 0.01mol Chitosan powders is added in the solution that step (1) is obtained, is continued
Reaction 24 hours；
(3) reaction solution for obtaining step (2) is cooled to room temperature, adds deionized water 200ml, is transferred to milipore filter retention
Molecular weight is 50,000 Da milipore filter, and liquor capacity ultrafiltration to 50ml, is added deionized water 200ml by nitrogen pressurization, so anti-
Multiple ultrafiltration is circulated 5 times.Solution in ultrafiltration cup is transferred to 250ml round-bottomed flasks, is rotated in liquid nitrogen, solution is fixed on circle
Bottom flask walls, are finally freeze-dried using freeze drier to sample, obtain chitosan-cyclodextrin.
(4) in 200ml round-bottomed flasks, 100ml solvent dimethylformamides is added, weigh what is obtained in 1g steps (3)
After chitosan-cyclodextrin, stirring and dissolving, 80g Triafol Ts are added, are warming up to after 100 DEG C, after reaction 3h, will be obtained
Product filtered, dry after obtain chitosan-cyclo-dextrin-modified Triafol T.
Photochromic compound
Term " photochromic compound ", photochromic compound is not particularly limited, and known compound can be used.Example
Such as, the photochromic compound described in documents below can be used：Japan patent applicant announce (Toku-kai-Hei) 2-
28165th, Japan patent applicant announce (Toku-kai-Sho) 62-288830, International Publication WO94/22850 pamphlets, international public affairs
Open WO96/14596 pamphlets, International Publication WO01/60811 pamphlets, United States Patent (USP) 4913544 and United States Patent (USP) 5623005.
The amount of photochromic compound can suitably be determined according to the purposes of photochromic smears or cast curing property composition.
In one embodiment, the non-limitative example of the photochromic compound is with desired colourity face
The photochromic compoundses of color.They generally have the absworption peak of at least one activation in the range of about 400-700nm.
They can be used alone or are used in combination with supplementing its photochromic compound for activating color.
In a non-limiting embodiment, the photochromic compound include chromene, such as aphthopyrans,
Chromene, indoles aphthopyrans and phenanthro- pyrans；Spiro-pyrans, such as spiral shell (benzo indoline) aphthopyrans, spiral shell (dihydro Yin
Diindyl) chromene, spiral shell (indoline) aphthopyrans, spiral shell (indoline) quinopyrans and spiral shell (indoline) pyrans；Piperazine, example
Such as spiral shell (indoline) azophenlyene, spiral shell (indoline) pyridobenzoxazines, spiral shell (benzo indoline) pyridobenzoxazines, spiral shell
(benzo indoline) azophenlyene and spiral shell (indoline) Benzoxazine；Dithizonate, fulgide, the floating o of mercury, and this
The mixture of a little photochromic compounds.These photochromic compounds are in United States Patent (USP) US5,645,767, US6,153,126
It is described with the row of the 30th columns of US6,296,785B1 the 44th into the row of the 31st column the 5th.
Wherein, the photochromic compound includes, but are not limited to double (4- the methoxyphenyls) -12- bromo- 6,13 of 3,3-,
13- trimethyls -3H, 13H- indeno [2 ', 3 ':3,4] naphtho- [1,2-b] pyrans；3,3- double (4- methoxyphenyls) -10,12- bis-
Chloro- 13,13- dimethyl -3H, 13H- indeno [2 ', 3 ':3,4] naphtho- [1,2-b] pyrans；3,3- double (4- methoxyphenyls) -6,
Double (trifluoromethyl) -13,13- dimethyl -3H, the 13H- indenos [2 ', 3 ' of 7- dimethoxys -10,12-:3,4] naphtho- [1,2-b]
Pyrans；3,3- bromo- 6- trifluoromethyls -6, the 7- dimethoxys -11,13 of double (4- methoxyphenyls) -10,12- bis-, 13- trimethyls -
3H, 13H- indeno [2 ', 3 ':3,4] naphtho- [1,2-b] pyrans；3- (4- butoxy phenyls) -3- (4- methoxyphenyls) -10,
The bromo- 6- Trifluoromethyl-1s 3 of 12- bis-, 13- dimethyl -3H, 13H- indeno [2 ', 3 ':3,4] naphtho- [1,2-b] pyrans；3,3- is double
Bromo- 13,13- dimethyl -3H, the 13H- indenos [2 ', 3 ' of (4- fluorophenyls) -10,12- bis-:3,4] naphtho- [1,2-b] pyrans；3,3-
Double bromo- 13,13- dimethyl -3H, 13H- indenos [2 ', 3 ' of (4- methoxyphenyls) -10,12- bis-:3,4] naphtho- [1,2-b] pyrrole
Mutter；Bromo- 13,13- dimethyl -3H, the 13H- indenos of 3- (4- fluorophenyls) -3- (4- (piperidin-1-yl) phenyl) -10,12- bis- [2 ',
3’:3,4] naphtho- [1,2-b] pyrans；Trimethoxy -13, the 13- diformazans of 3- phenyl -3- (4- morpholino phenyls) -10,11,12-
Base -3H, 13H- indeno [2 ', 3 ':3,4] naphtho- [1,2-b] pyrans；3- (4- methoxyphenyls) -3- (4- morpholino phenyls) -5,
7- bis- fluoro- 10,11,12- trimethoxy -13,13- dimethyl -3H, 13H- indenos [2 ', 3 ':3,4] naphtho- [1,2-b] pyrans；
3- phenyl -3- (4- morpholino phenyls) -6,7- dimethoxy -12- Trifluoromethyl-1s 3,13- dimethyl-indeno [2 ', 3 ':3,4]
Naphtho- [1,2-b] pyrans；And/or double (4- methoxyphenyls) -6,7,10,12- tetramethoxy -13, the 13- dimethyl -3H of 3,3-,
13H- indenos [2 ', 3 ':3,4] any one in naphtho- [1,2-b] pyrans, 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans
Or several mixing.
In a preferred embodiment, in the photochromic layer, the inorganic oxide of 1~50 parts by weight can also be included
Fine grained.
Inorganic oxide particles
By adding inorganic oxide particles, the refractive index of photochromic layer can be improved, and can more improve the anti-scratch of photochromic layer
Wound property.
Specifically, silica can be used as inorganic oxide particles.When adding inorganic oxide in order to increase refractive index
During composition granule, preferably using comprising in the group being made up of Si, Al, Ti, Fe, In, Zr, Ag, Au, Sn, Sb, W and Ce
The inorganic oxide of at least one element or the fine grained of composite inorganic oxide；More particularly, it may be more preferable to use and include choosing
The inorganic oxide of at least one of the group of free Si, Al, Ag, Ti, Fe, Zr, Sb and W composition element or composite inorganic oxidation
The fine grained of thing.Make inorganic oxide particles particle diameter preferably by transmission electron microscope (TEM) observe about 1~
300nm primary particle size.Fine grained with the particle diameter is generally scattered in using it as in the water of decentralized medium or part is aftermentioned
State in organic solvent (especially, alcohol race solvent) is used；Colloidal dispersion is generally used for preventing fine grained from condensing.For example,
In the present invention, from inorganic oxide particles be homogeneously scattered in photochromic layer in viewpoint, preferably by inorganic oxide particles with them
The solation being scattered in water-miscible organic solvent such as methanol, ethanol, isopropanol or water is added in photochromic layer.
As described above, as the water-miscible organic solvent for inorganic oxide particles decentralized medium, preferable alcohol is molten
Agent such as methanol, ethanol, isopropanol etc.；But MEK, methyl iso-butyl ketone (MIBK), dimethyl acetamide etc. can also be used.
That is, the present invention in, preferably with inorganic oxide particles be dispersed in water or above-mentioned water-miscible organic solvent in it is molten
Glue form, specifically in the form of silicon dioxide gel, inorganic oxide particles colloidal sol or composite inorganic oxide particle colloidal sol,
Inorganic oxide particles are mixed with other components.The order that inorganic oxide particles are mixed with other components is not limited especially
It is fixed.
Silica sol can be obtained commercially；For example, comprising water as the colloidal sol of decentralized medium from NISSAN
CHEMICAL INDUSTRIES, LTD registration mark are " Snowtex ", " Snowtex OS ", " Snowtex O " or " Snowtex
O-40 " is bought.Comprising water-miscible organic solvent as the colloidal sol of decentralized medium from NISSAN CHEMICAL INDUSTRIES,
LTD trade names " methanol silica sol ", " MA-ST-MS " (decentralized medium：Methanol), " IPA-ST " (decentralized medium：
Isopropanol) etc. buy.
The colloidal sol of composite inorganic oxide particle can also be obtained commercially；For example, example is by NISSAN CHEMICAL
" the HX series ", " HIT series " or " HT series " of INDUSTRIES, LTD manufacture and by JGC Catalyst and
" OPTLAKE " (registration mark) of Chemicals Ltd. manufactures.
In a preferred embodiment, the inorganic oxide particles are mesoporous silicon oxide.
In the present invention, " mesoporous silicon oxide " is silica of the aperture in 2nm~50nm.
MCM-41, SBA- in any one of " mesoporous silicon oxide " preferably in MCM-41, SBA-15, the present invention
15 commercially available acquisitions, can also be obtained by any method synthesis known to those skilled in the art.
" mesoporous silicon oxide " used in the present invention is purchased from Nanjing Xian Feng Nono-material Science ＆ Technology Ltd..
In a preferred embodiment, " mesoporous silicon oxide " in the present invention is received for monodisperse mesoporous silica
Meter Wei Qiu is starlike, is equally purchased from Nanjing Xian Feng Nono-material Science ＆ Technology Ltd..
In a preferred embodiment, organo-silicon compound are also included in the photochromic layer.
" organo-silicon compound " are the organo-silicon compound containing hydrolyzable groups.
What organo-silicon compound can be enumerated has：γ-glycidoxypropyltrimethoxy silane, γ-epoxypropoxy
Methyl dimethoxysilane, γ-glycidoxypropyl diethoxy silane, γ-epoxypropoxy triethoxysilane,
β-(3,4- epoxycyclohexyl) ethyl trimethoxy silane, tetraethoxysilane, vinyltrimethoxy silane, the second of vinyl three
TMOS, vinyltriacetoxy silane, MTMS, the ethoxy silane of methyl three, methyl triple phenoxyl silicon
Alkane, dimethyldimethoxysil,ne, trimethylmethoxysilane, phenyltrimethoxysila,e, dimethoxydiphenylsilane, ring
Hexyl methyl dimethoxysilane, n-propyl trimethoxy silane, n-butyltrimethoxysilane, isobutyl trimethoxy silicon
Alkane, isobutyl triethoxy silane, n-hexyl trimethoxy silane, n-hexyl triethoxysilane, n-octyl triethoxysilicane
Alkane, positive decyl trimethoxy silane, 1,6- double trimethoxy silane, 3- ureidopropyltriethoxysilanes, double [3- (diethoxies
Butylmethylsilyl) propyl group] carbonic ester, trifluoro propyl trimethoxy silane, the pungent ethyl triethoxysilane of perfluor, γ-chlorine
Propyl trimethoxy silicane, vinyl three ('beta '-methoxy-ethyoxyl) silane, allyltrimethoxysilanis, γ-acryloyl-oxy
Base propyl trimethoxy silicane, γ-acryloxypropyl triethoxysilane, γ-methacryloxypropyl trimethoxy
Base silane, γ-methacryloxypropyl, γ-methacryloxypropyl dimethoxy-methyl silicon
Alkane, γ-mercaptopropyi trialkoxy silane, γ-aminopropyltrimethoxysilane, gamma-aminopropyl-triethoxy-silane, N- benzene
Base-γ-aminopropyltrimethoxysilane, 3- triethoxysilyls-N- (1,3- dimethyl-butylidene) propylamine, N-2- (ammonia
Ethyl) -3- aminopropyl triethoxysilanes, N-2- (aminoethyl) -3- aminopropyl trimethoxysilanes, N-2- (aminoethyl) -3-
Aminopropyltriethoxy dimethoxysilane, to styryl trimethoxy silane, 3- isocyanates propyl-triethoxysilicanes etc. with
And their part or all of hydrolysate or partial condensation products thereof.Wherein, preferable γ-epoxypropoxy trimethoxy
Base silane, γ-glycidoxypropyl dimethoxysilane, tetraethoxysilane, the ethoxy silane of methyl three, γ-acryloyl
Oxygen propyl trimethoxy silicane, γ-acryloxypropyl triethoxysilane, gamma-methyl allyl acyloxypropyl trimethoxy silicon
Alkane etc..
The second aspect of the present invention provides the preparation method of discoloration layer material,
At least comprise the following steps：
Photochromic layer is provided；
CR39 monomers are provided；
The upper and lower surface of photochromic layer and CR39 are monomer crosslinked.
In a preferred embodiment, the mass ratio of the CR39 monomers and photochromic layer is 10：(1~30).
The third aspect of the present invention provides a kind of glasses sheet articles, including above-mentioned discoloration layer material.
The fourth aspect of the present invention provides application of the above-mentioned discoloration layer material in ophthalmic len, optical communication field.
Embodiment：
Embodiment 1：Embodiments of the present invention 1 provide a kind of discoloration layer material, include successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T.
Embodiment 2：Embodiment 2 is identical with embodiment 1, and difference is, electrochromic compound in the photochromic layer
Weight ratio with Triafol T is (1~20)：100.
Embodiment 3：Embodiment 3 is identical with embodiment 1, and difference is, is also wrapped in the Triafol T
Include acetylbutyrylcellulose.
Embodiment 4：Embodiment 4 is identical with embodiment 3, and difference is, the Triafol T and acetic acid
The weight ratio of cellulose butyrate is 100：(1~30).
Embodiment 5：Embodiment 5 is identical with embodiment 4, and difference is, the Triafol T and acetic acid
The weight ratio of cellulose butyrate is 20：1.
Embodiment 6：Embodiment 6 is identical with embodiment 1, and difference is, described CR39 layers is gathered by CR39 monomers
Conjunction is obtained.
Embodiment 7：The preparation method of discoloration layer material, at least comprises the following steps as described in embodiment 1~6：
Photochromic layer is provided；
CR39 monomers are provided；
The upper and lower surface of photochromic layer and CR39 are monomer crosslinked.
Embodiment 8：Embodiment 8 is identical with embodiment 7, and difference is, the CR39 monomers and photochromic layer
Mass ratio is 10：(1~30).
Embodiment 9：Embodiment 9 provides a kind of glasses sheet articles, including above-mentioned discoloration layer material.
Embodiment 10：Application of the layer material in ophthalmic len, optical communication field that change colour described in embodiment 1~6.
The present invention is specifically described below by embodiment.It is necessarily pointed out that, following examples are only used
In the invention will be further described, it is impossible to be interpreted as limiting the scope of the invention, professional and technical personnel in the field
Some the nonessential modifications and adaptations made according to the content of the invention described above, still fall within protection scope of the present invention.
In addition, if without other explanations, raw materials used is all commercially available, and number used in following material is weight
Part.
Embodiment 1
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：100；
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, is purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method of photochromic layer：
After electrochromic compound and Triafol T are weighed by weight, it is dissolved in dichloromethane, forms thick liquid,
Carry out curtain coating technology, i.e., by thick liquid salivate in it is flat and on uniform Rotating Smooth supporter, formation film layer.
The photochromic layer material preparation method：
Photochromic layer is provided；
CR39 monomers are provided；
The upper and lower surface of photochromic layer and CR39 are monomer crosslinked.
Wherein, the mass ratio of the CR39 monomers and photochromic layer is 10：1.
Comprise the following steps that：
CR-39 monomers and initiator (di-isopropyl peroxydicarbonate, IPP) are added in measurer, wherein, IPP's
Usage amount is the 2.5% of CR-39 amount of monomer, is sufficiently stirred for, at 85 DEG C after polymerisation 5h, is added after photochromic layer, at 65 DEG C
Under, after insulation 10h, obtain the layer material that changes colour.
Embodiment 2
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：5；
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, is purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method be the same as Example 1 of the photochromic layer；
The photochromic layer material preparation method be the same as Example 1, difference is, the quality of the CR39 monomers and photochromic layer
Than for 1：2.
Embodiment 3
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, is purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method be the same as Example 1 of the photochromic layer；
The photochromic layer material preparation method be the same as Example 1, difference is, the quality of the CR39 monomers and photochromic layer
Than for 1：1.
Embodiment 4
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
Also include acetylbutyrylcellulose, the Triafol T and acetate butyrate fiber in the Triafol T
The weight ratio of element is 100：1.
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, acetylbutyrylcellulose are purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method be the same as Example 1 of the photochromic layer, difference is, it is additionally added acetylbutyrylcellulose；
The photochromic layer material preparation method be the same as Example 1, difference is, the quality of the CR39 monomers and photochromic layer
Than for 1：1.
Embodiment 5
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
Also include acetylbutyrylcellulose, the Triafol T and acetate butyrate fiber in the Triafol T
The weight ratio of element is 10：3；
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, acetylbutyrylcellulose are purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method be the same as Example 1 of the photochromic layer, difference is, it is additionally added acetylbutyrylcellulose；
The photochromic layer material preparation method be the same as Example 1, difference is, the quality of the CR39 monomers and photochromic layer
Than for 1：2.
Embodiment 6
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
Also include acetylbutyrylcellulose, the Triafol T and acetate butyrate fiber in the Triafol T
The weight ratio of element is 20：1；
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, acetylbutyrylcellulose are purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method be the same as Example 1 of the photochromic layer, difference is, it is additionally added acetylbutyrylcellulose；
The photochromic layer material preparation method be the same as Example 1, difference is, the quality of the CR39 monomers and photochromic layer
Than for 1：3.
Embodiment 7
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
Also include acetylbutyrylcellulose, the Triafol T and acetate butyrate fiber in the Triafol T
The weight ratio of element is 20：1.
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, acetylbutyrylcellulose are purchased from Beijing Hui Bao chemical reagents corporations.
The preparation method be the same as Example 6 of the photochromic layer；
The photochromic layer material preparation method be the same as Example 6, difference is, the CR39 monomers are included containing double bond
The material of class；
The described material containing double bond class is：Butylene, Tert-butyl Methacrylate, BDO dimethacrylate
The mixing of ester, wherein, butylene, Tert-butyl Methacrylate, the weight ratio of BDO dimethylacrylate are：1：10：
1。
Weight ratio between the CR39 monomers and monomer total amount containing double bond is：100：1.
Embodiment 8
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
Also include acetylbutyrylcellulose, the Triafol T and acetate butyrate fiber in the Triafol T
The weight ratio of element is 20：1.
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, acetylbutyrylcellulose are purchased from Beijing Hui Bao chemical reagents corporations；
The preparation method be the same as Example 7 of the photochromic layer, difference is, in Triafol T also include chitosan-
Cyclo-dextrin-modified Triafol T；
Wherein, the weight ratio of Triafol T and chitosan-cyclo-dextrin-modified Triafol T is 100：0.1；
The preparation method of the chitosan-cyclo-dextrin-modified Triafol T is as follows：
(1) 0.01mol beta-schardinger dextrins and 0.1mol 4-Nitrobenzenesulfonyl chlorides are added in 200ml round-bottomed flasks, 20ml without
Water dimethyl sulfoxide and 0.1mol triethylamines, constant temperature oil bath reacts 1 hour under the conditions of 60 DEG C；
(2) aqueous solution that 50ml is dissolved with 0.01mol Chitosan powders is added in the solution that step (1) is obtained, is continued
Reaction 24 hours；
(3) reaction solution for obtaining step (2) is cooled to room temperature, adds deionized water 200ml, is transferred to milipore filter retention
Molecular weight is 50,000 Da milipore filter, and liquor capacity ultrafiltration to 50ml, is added deionized water 200ml by nitrogen pressurization, so anti-
Multiple ultrafiltration is circulated 5 times.Solution in ultrafiltration cup is transferred to 250ml round-bottomed flasks, is rotated in liquid nitrogen, solution is fixed on circle
Bottom flask walls, are finally freeze-dried using freeze drier to sample, obtain chitosan-cyclodextrin.
(4) in 200ml round-bottomed flasks, 100ml solvent dimethylformamides is added, weigh what is obtained in 1g steps (3)
After chitosan-cyclodextrin, stirring and dissolving, 80g Triafol Ts are added, are warming up to after 100 DEG C, after reaction 3h, will be obtained
Product filtered, dry after obtain chitosan-cyclo-dextrin-modified Triafol T.
The photochromic layer material preparation method be the same as Example 7.
Embodiment 9
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T；
The weight ratio of electrochromic compound and Triafol T is 1：10；
Also include acetylbutyrylcellulose, the Triafol T and acetate butyrate fiber in the Triafol T
The weight ratio of element is 20：1.
The electrochromic compound is 3,3- diphenyl -3H- naphtho-s [2,1-b] pyrans, is purchased from the auspicious scientific and technological development of Tianjin Saite
Co., Ltd；
The Triafol T, acetylbutyrylcellulose are purchased from Beijing Hui Bao chemical reagents corporations；
The preparation method be the same as Example 8 of the photochromic layer；
The photochromic layer material preparation method be the same as Example 8, difference is, the CR39 monomers are CR39 types nucleocapsid grain
Son.
The preparation method of the CR39 types core-shell particles is：
(1) preparation method of silane coupler modified nano silicon is：
0.5g nano silicons are scattered in 75mL toluene and 1h are persistently stirred under 340K, 3.5mg pairs is added
Toluenesulfonic acid and 0.5mmol silane couplers kh550；Then heat the mixture to close to backflow (about 390K) and stir 2h；
Finally solid is filtered, and washed with absolute ethyl alcohol after 3 times in 373K dryings 12h, you can silane coupler modified nanometer is obtained
Silica.
(2) preparation method of CR39 types core-shell particles is：
By silane coupler modified nano silicon and initiator diisopropyl peroxydicarbonate (IPP, Danyang City's profit
Ventilate the production of Hua Bo Co., Ltds) dispersing and dissolving in CR39 monomers, wherein, silane coupler modified nano silicon, two
Weight ratio between isopropylperoxy dicarbonate, CR39 monomers is：(5~15)：1：100.After stirring, 50 DEG C are warming up to
Afterwards, react 2 hours, be then cooled to 30 DEG C in ice-water bath again, continue to react 3 hours, obtain CR39 type core-shell particles.
Embodiment 10
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
Wherein, CR39 layers, photochromic layer it is same as Example 9, difference is, in the photochromic layer also include inorganic oxygen
Compound particle, the inorganic oxide particles are that monodisperse mesoporous silica nanoparticle is starlike, are purchased from Nanjing Xian Feng nanometers
Material Science and Technology Ltd.；
The preparation method be the same as Example 9 of the photochromic layer.
Embodiment 11
One kind discoloration layer material, includes successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
Wherein, CR39 layers, photochromic layer it is same as in Example 10, difference is, in the photochromic layer also include it is organic
Silicon compound, the organo-silicon compound are methacryloxypropyl.
Method of testing
1st, optical transmittance is tested using standard QB 2506-2001, wherein, the model of optical transmittance measuring instrument
For XB125/L103, brand：Chinese and Western；
2nd, optical homogeneity, tests the central point of photochromic article and the reflectivity of marginal point, and membrane uniformity is：It is [(big anti-
Radiance rate value-small reflectance value)/big reflectivity] × 100%；
3rd, wearability, photochromic article is placed on mist degree instrument the initial haze value H for testing sample during without friction0, by mirror
Piece is placed at mark 1, obtains first measured value, is then often rotated by 90 ° and is held to obtain measured value at other three marks under the arm successively.Take
The arithmetic mean of instantaneous value of 4 measured values.Then photochromic article is placed on frictiograph, convex surface is upward, Shi Qi centers and swing rod center
Overlap and fix.On the ballast beam of frictiograph pressing mold upper end, loading counterweight is added, total loading is 800g, is applied to sample
On convex surface, the numerical value of counter is set 1000 times, starts frictiograph, reciprocating friction 1000 times.Again by the discoloration system of friction
Product are placed on mist degree instrument, the haze value after testing friction.Frictional property calculation formula is tested using QBT 2702-2005.Institute
There is test result record in table 1.
The characterize data of table 1
| Embodiment | Optical transmittance | Optical homogeneity | Wearability |
| Embodiment 1 | 90% | 0.35% | 0.54% |
| Embodiment 2 | 90% | 0.34% | 0.51% |
| Embodiment 3 | 91% | 0.31% | 0.49% |
| Embodiment 4 | 92% | 0.27% | 0.36% |
| Embodiment 5 | 94% | 0.21% | 0.29% |
| Embodiment 6 | 94% | 0.12% | 0.21% |
| Embodiment 7 | 96% | 0.08% | 0.12% |
| Embodiment 8 | 98% | 0.01% | 0.11% |
| Embodiment 9 | 100% | 0.02% | 0.09% |
| Embodiment 10 | 100% | 0.04% | 0.05% |
| Embodiment 11 | 100% | 0.05% | 0.01% |
The off-color material that data above can be seen that the present invention has extraordinary optical transmittance, optical homogeneity
Energy and anti-wear performance.Anti-wear performance especially in the present invention is very good, such as by 9~embodiment of the embodiment of the present invention 11
In sample be first placed in subzero 50 degree in the environment of place one month after, then carry out wearability test, anti-wear performance still is able to reach
To 0.10%, illustrate that the wearability of the present invention is very good, meanwhile, wearability at low temperature is also very good.In addition, also having
There is extraordinary heat resistance, the ophthalmic len prepared using off-color material will not deform, optical clarity, thus provide
The advantageous effects of the present invention.
Foregoing example is merely illustrative, some features of the feature for explaining the disclosure.Appended claim
The scope as wide as possible for requiring to be contemplated that is intended to, and embodiments as presented herein is only according to all possible embodiment
Combination selection embodiment explanation.Therefore, the purpose of applicant is appended claim not by the explanation present invention
Feature example selectional restriction.And the progress in science and technology by formed language performance it is inaccurate due to and not
The possible equivalent or son being presently considered are replaced, and these changes should also be interpreted by appended in the conceived case
Claim is covered.
Claims (10)
1. one kind discoloration layer material, it is characterised in that include successively from inside to outside：
CR39 layers；
Photochromic layer；With
CR39 layers；
The photochromic layer includes photochromic compound and Triafol T.
2. change colour layer material as claimed in claim 1, it is characterised in that photochromic compound and three vinegar in the photochromic layer
The weight ratio of acid cellulose is (1~20)：100.
3. change colour layer material as claimed in claim 1, it is characterised in that also includes acetate butyrate in the Triafol T
Cellulose.
4. change colour layer material as claimed in claim 3, it is characterised in that the Triafol T and acetylbutyrylcellulose
Weight ratio be 100：(1~30).
5. change colour layer material as claimed in claim 4, it is characterised in that the Triafol T and acetylbutyrylcellulose
Weight ratio be 20：1.
6. change colour layer material as claimed in claim 1, it is characterised in that described CR39 layers is obtained by the polymerization of CR39 monomers.
7. the preparation method for the layer material that changes colour as described in claim 1~6, it is characterised in that at least comprise the following steps：
Photochromic layer is provided；
CR39 monomers are provided；
The upper and lower surface of photochromic layer and CR39 are monomer crosslinked.
8. the preparation method for the layer material that changes colour as claimed in claim 7, it is characterised in that the CR39 monomers and photochromic layer
Mass ratio is 10：(1~30).
9. a kind of glasses sheet articles, including the discoloration layer material described in claim 1~6.
10. application of the layer material in ophthalmic len, optical communication field that change colour as described in claim 1~6.
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| CN109648956A (en) * | 2018-12-29 | 2019-04-19 | 温州富奇士光电材料有限公司 | Photochromic material and preparation method thereof, application |
| CN110815721A (en) * | 2019-11-14 | 2020-02-21 | 镇江视伟光学有限公司 | Manufacturing method of lens for improving Abbe number |
| CN111116956A (en) * | 2019-12-26 | 2020-05-08 | 中国乐凯集团有限公司 | TAC functional film and preparation method thereof |
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