CN1224172A - Super fine grain myopic lens - Google Patents
Super fine grain myopic lens Download PDFInfo
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- CN1224172A CN1224172A CN 98104710 CN98104710A CN1224172A CN 1224172 A CN1224172 A CN 1224172A CN 98104710 CN98104710 CN 98104710 CN 98104710 A CN98104710 A CN 98104710A CN 1224172 A CN1224172 A CN 1224172A
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Abstract
A superfine-particle lens for myopia is prepared from superfine particles of metals including Ce, Pb and Cu, methyl methacrylate and styrene through polymerization and shaping. For the hot polymerization, the azodiisobutyronitrile or dibenzoyl peroxide is used as initiator. The prepared viscose liquid is poured into glass mould and then heated to 115-125 deg.C for 30 min. For the optical polymerization, benzoin ether and diphenylketone are used as initiator. The prepared viscose liquid is poured into glass mould and then radiated by mercury lamp for 60-180 min. It serves to improve vision in dark condition and prevent myopia.
Description
The present invention relates to a kind of eyeglass of glasses.
Concave lens is to adopt glass sheet mostly at present, and its weak point is that transmittance is low, generally below 85%.The people who wears this material glasses works, learns under the darker condition of light for a long time, can cause then gently that a nitrile is dry, the eyeball hypodynia is tired, see that object distance is from reaction such as change that eye grows dim and psychological condition is bad, heavy then can cause each vision sensitive cells somatic nerves center thickening of intraocular, thus increased the weight of near-sighted speed of development greatly.The lens that adopts macromolecular material to make is also arranged now, and it does not have other function about 90% except that transmittance can reach.
The object of the present invention is to provide a kind ofly can obviously increase the patient and see that thing sharpness and luminance brightness have the super fine grain myopic lens of control myopia effect simultaneously again under the insufficient light condition.
Purpose of the present invention can realize by following measure:
A kind of super fine grain myopic lens is characterized in that: its used raw material has:
100 parts of methyl methacrylates
20～40 parts of styrene
0.03～0.07 part of azoisobutyronitrile or dibenzoyl peroxide
10～30 parts of dibutyl phthalates
2～10 parts of methacrylic acids
1～10 part in acrylic acid
0.5～3 part of stearic acid
0.5～1.5 part of di-isopropyl peroxydicarbonate
0.5～1.5 part of xylidin
0.01 0.1～0.8 part in～0.02 μ m cerium powder
0.01 0.1～0.2 part in～0.02 μ m lead powder
0.01 0.1～0.2 part of～0.02 μ m copper powder
0.01 0.01～0.2 part of～0.02 μ m cobalt powder
0.01 0.01～0.2 part of～0.02 μ m zinc powder
The preparation method of this super fine grain myopic lens is as follows:
(1) gives polymerization: in reaction vessel, add azoisobutyronitrile or dibenzoyl peroxide, methyl methacrylate, styrene, dibutyl phthalate, heating makes temperature at 92～95 ℃ under stirring condition, when about 2000 centipoises of reactant viscosity, begin to cool down, when temperature drops to 40 ℃, add siloxane and give the colored liquid continuation stirring for preparing earlier, be cooled to 35 ℃ standby, above-mentioned colored liquid is an acrylic acid, methacrylic acid and various nanometre metal powder are heated to products therefrom after 100 ℃ of dissolvings jointly
(2) molding: get two and clean and dried clamping plate glass, their peripheries on request thickness be provided with press strip, and leave fill orifice and vent port, with clip they are fixed,
(3) back polymerization: in the mucus material for preparing, add xylidin, di-isopropyl peroxydicarbonate, stearic acid, stir and it was added in the middle of two sheet glass of mould in 5 minutes, heating makes temperature at 48～58 ℃, the temperature that raises again after waiting to harden make it 115～125 ℃ keep 30 minutes after natural cooling, if the demoulding is carried out when then being heated to 40～45 ℃ after sclerosis.Also be added with 0.06～0.1 part of GC when preferably preparing colored liquid, 0.06～0.1 part of WRT, 0.06～0.1 part of 10C.
A kind of super fine grain myopic lens is characterized in that: the used raw material of this eyeglass has:
100 parts of methyl methacrylates
20～40 parts of styrene
0.08～0.15 part of benzoin ether
0.2～0.3 part of benzophenone
10～30 parts of dibutyl phthalates
2～10 parts of methacrylic acids
1～10 part in acrylic acid
0.5～3 part of stearic acid
0.01 0.1～0.8 part in～0.02 μ m cerium powder
0.01 0.1～0.2 part in～0.02 μ m lead powder
0.01 0.1～0.2 part of～0.02 μ m copper powder
0.01 0.01～0.2 part of～0.02 μ m cobalt powder
0.01 0.01～0.2 part of～0.02 μ m zinc powder
The preparation method of this super fine grain myopic lens is as follows:
(1) gives polymerization: in reaction vessel, add acrylic acid, methacrylic acid and various nanometre metal powder, under stirring condition, they are heated to 100 ℃ of dissolvings, add methyl methacrylate, styrene, dibutyl phthalate, siloxane, benzoin ether, benzophenone and stearic acid when under continuing stirring, being cooled to 35 ℃ again
(2) molding: get two and clean and dried clamping plate glass, their peripheries on request thickness be provided with press strip, and leave fill orifice and vent port, with clip they are fixed,
(3) back polymerization: will the above-mentioned mucus material that makes be added in the middle of two sheet glass of mould, under daylight or mercury vapor lamp, shone 60～180 minutes, carry out when then after sclerosis, being heated to 45～50 ℃ as if the demoulding.Also be added with 0～0.1 part of GC, 0～0.1 part of WRT and 0～0.1 part of 10C when preferably giving polymerization.
The present invention carries out the product of polymerization through obtained by molding with ultramicronized cerium, lead, copper and zinc, cobalt with methyl methacrylate, styrene.Lens of the present invention can be that independently eyeglass also can be to be attached to complex optics on glass.
Product of the present invention can obtain polymkeric substance by thermal polymerization and two kinds of methods of photopolymerization, and its moulding can be adopted the method for die casting and vacuum press blowing.
One, thermal polymerization method
The used raw material of thermal polymerization of the present invention has: methyl methacrylate, styrene, azoisobutyronitrile, diphenyl peroxide methyl esters, dibutyl phthalate, methacrylic acid, acrylic acid, stearic acid, di-isopropyl peroxydicarbonate, xylidin, nanometre metal powder such as cerium, lead, copper, cobalt, zinc and GC, WRT, 10C.Wherein methyl methacrylate and styrene are polymeric matrix, in prescription with the former 100 parts as benchmark, the addition of the latter in prescription is 20～40 parts.Azoisobutyronitrile and dibenzoyl peroxide are thermal polymerization, and its addition in prescription is 0.03～0.07 part, when concrete the use, adopt they one of get final product.Dibutyl phthalate be heat polymerization increase the connection agent, the elasticity of its increasable eyeglass, its addition in prescription is 10～30 parts.Methacrylic acid is the intermediate of polymethylmethacrylate, and its addition in prescription is 2～10 parts.Acrylic acid can improve the cohesive force of lens surface luminance brightness and raising and glass, and its addition in prescription is 1～10 part.Stearic acid is a release agent, and its addition in prescription is 0.5～3 part.Peroxy dicarbonate two different two esters, xylidin, they are the back polymerization initiator, and they can increase post-polymerization speed.Their additions in prescription are 0.5～1.5 part.Specification is that 0.01～0.02 μ m nanometre metal powder has cerium, lead, copper and cobalt and zinc.Cerium can absorb ultraviolet ray consumingly in condensate, and the transmittance at visible region also is very high, because photon energy excites dielectric on cerium, lead, the copper ion to make the production high-energy state, so thereby cause that just the molecule oscillator resonance in the medium produces the intensity distributions of adding lustre to.Their addition in the prescription, 0.1～0.8 part of cerium, 0.1～0.2 part in lead, 0.1～0.2 part of copper.Nanometre grade cobalt in the prescription and zinc mainly are reflections and absorb various harm rays that another effect is the color of adjustment eyeglass and increases and decreases brightness altogether that their additions in prescription respectively are 0.01～0.2 part.Be preferably in and be added with the product that trade name is GC in the prescription (molecular formula is C
6H
7Cl
2The green anhydride of N), (molecular formula is C to the product of commodity WRT by name
7H
9ClN
2Red anhydride) and commodity be called the product of 10C (molecular formula be C
12H
10ClN
3Blue look anhydride), they can increase the vividness of eyeglass, and their additions in prescription respectively are 0.06～0.1 part.If make complex optics, in prescription, also to add siloxane.Siloxane is a crosslinking chemical, and it can improve the cohesive force between film and glass, and its addition in prescription is 5～15 parts.
The process of thermal polymerization is as follows:
(1) gives polymerization: in reaction vessel, add azoisobutyronitrile or dibenzoyl peroxide, methyl methacrylate, styrene, dibutyl phthalate, under stirring condition, add the heat control temperature of reaction at 92～95 ℃.Begin to cool down when (polymerisation conversion is about 10%) about 2000 centipoises with bond degree instrumentation quantitative response thing viscosity, add siloxane and give the colored liquid for preparing earlier and continue to stir when temperature drops to 40 ℃, being cooled to 35 ℃, to move into storage tanks standby.The intermediate material of this moment is the mucus material.
At above-mentioned colored liquid is acrylic acid, methacrylic acid and various nanometre metal powder, preferably is added with GC, WRT, 10C again and is heated to 100 ℃ jointly, and dissolving back filtering is greater than the product of the metallic particles gained more than 0.05 micron.
(2) molding: get two and clean (removing the nonmetal and sodion of mould dose of cleansing solution flush away surface layer of glass with glass) and dried clamping plate glass, surrounding portion between them on request thickness (be generally 0.38～3.0mm) be provided with coat viscose paper certain flexible press strip such as rubber strip or polyvinyl butyral bar arranged, and leave fill orifice and vent port, with clip they are fixed and use for material filling.
(3) back is poly-complete: add active bigger initiating agent in the mucus material for preparing, as xylidin, di-isopropyl peroxydicarbonate, stir and it was added in the middle of two sheet glass of mould in 5 minutes, heating makes temperature at 48～58 ℃, treat that the sclerosis temperature that raises again makes it to naturally cool to normal temperature at 115～125 ℃ after keeping 30 minutes, until sclerosis.If what the not demoulding obtained is the compound spectacles sheet that accompanies polymkeric substance in the middle of two sheet glass, it can use for the people and the people of myopia about 100 degree of twenty-twenty vision.If the demoulding then it is heated to 40～45 ℃ again carries out.If mould is when having with the corresponding convex surface of the lens number of degrees, what obtain after the demoulding promptly becomes the finished product lens, if mould is the plane, needing after the demoulding just can become finished product after grinding reaches the needed number of degrees.Polymkeric substance after the demoulding can also be pulverized and make it to become fine granularity, carry out blowing processing with blow moulding machine and about 125 ℃ again, the mould that links to each other with blow moulding machine can be the mould corresponding with lens, also can be and two lenses and the simultaneously corresponding mould of spectacle-frame.
Two, light polymerization process
The used raw material of photopolymerization has: methyl methacrylate, styrene, benzoin ether, benzophenone, dibutyl phthalate, methacrylic acid, acrylic acid, siloxane, stearic acid, nanometre metal powder such as cerium, lead, copper, cobalt, zinc and GC, WRT, 10C.Wherein methyl methacrylate and styrene are polymeric matrix, in prescription with the former 100 parts be benchmark, the addition of the latter in prescription is 20～40 parts.As the initiating agent of photopolymerization reaction, its addition in prescription is respectively 0.08～0.15 part and 0.2～0.3 part together for benzoin ether and benzophenone.The front that acts on of all the other each components has narration, and just consumption is different.The addition of dibutyl phthalate in prescription is 10～30 parts.The addition of methacrylic acid in prescription is 2～10 parts.The addition of acrylic acid in prescription is 1～10 part.Stearic acid addition in prescription is 0.5～3 part.Specification is cerium powder, lead powder, copper powder, cobalt powder, the zinc powder of 0.01～0.02 μ m, and their additions in prescription are followed successively by 0.1～0.8 part, 0.1～0.2 part, 0.1～0.2 part, 0.01～0.2 part, 0.01～0.2 part.Be preferably in and also be added with GC, WRT and 10C in the prescription, their additions in prescription are 0～0.1 part.If make complex optics, in prescription, also to add siloxane.The addition of siloxane in prescription is 5～15 parts.
Photopolymerisable process is as follows:
(1) gives polymerization: in reaction vessel, add acrylic acid, methacrylic acid and various nanometre metal powder, preferably be added with GC, WRT, 10C again, they are heated to 100 ℃ under stirring condition, the filtering of dissolving back is greater than the metallic particles more than the 0.05 μ m, adds when being cooled to 35 ℃ under continuing to stir that to put into storage tank after methyl methacrylate, styrene, dibutyl phthalate, benzoin ether, benzophenone, stearic acid, stirring were dissolved about 5 minutes standby again.
(2) molding: identical with the thermal polymerization method.
(3) back polymerization: the above-mentioned mucus material that makes is added in the middle of two sheet glass of mould, under daylight or mercury vapor lamp, shone 60～180 minutes, if the demoulding then after sclerosis, be heated to 45～50 ℃ and carry out.Remaining forming method is identical with thermal polymerization.
The present invention compares has the following advantage of prior art:
1, product maximum transmission rate of the present invention is more than 92%.
2, product of the present invention uses obviously to increase under the condition of insufficient light and sees the thing sharpness.
3, product of the present invention has the obvious treatment effect to the A nearsighted person.As the patient who wears 300 degree glasses, wearing eyeglass of the present invention only needs 200～250 degree can reach twenty-twenty vision.Myopic degree can obviously alleviate after after a while, when descending 50 when spending, eyeglass of the present invention is replaced by 150～200 degree again, carries out successively can making by curer's bore hole at last by above-mentioned rule reaching twenty-twenty vision.
4, product of the present invention can also prevent that twenty-twenty people from suffering from myopia.
5, product of the present invention can reflect the harm ray more than 98%, show according to test, its scanning electric charge ray that light emitted is gone out, short-wave ray, radioactive ray etc. all have very strong absorption and reflection function, and the absorption dimension is wide, scope is big, speed is fast, precision is high.
6, simple, the raw material of product preparation method of the present invention is easy to get, and cost is low.
7, product weight of the present invention is light, is difficult for broken.
Example 1
Add 0.03 kilogram of azoisobutyronitrile, 100 kilograms of methyl methacrylates, 20 kilograms of styrene, 10 kilograms of dibutyl phthalates in reactor, heat under stirring condition, the control temperature of reaction is at 92～95 ℃.Measure reactant viscosity with viscosity meter and begin to cool down when the 2000 centipoise left and right sides, when temperature is cooled to 40 ℃, add colored liquid and continue to stir and be cooled to 35 ℃ to put into storage tank standby.This colored liquid is to be heated to after 100 ℃ of dissolvings elimination jointly greater than the product of the above metallic particles gained of 0.05 μ m by 1 kilogram of acrylic acid, 2 kilograms of tetramethyl acrylic acid, 0.1 kilogram of 0.01～0.02 μ m cerium powder, 0.1 kilogram of 0.01～0.02 μ m lead powder, 0.1 kilogram of 0.01～0.02 μ m copper powder, 0.2 kilogram of 0.01～0.02 μ m cobalt powder, 0.1 kilogram of 0.01～0.02 μ m zinc powder, 0.1 kilogram of GC, 0.06 kilogram of WRT, 0.1 kilogram of 10C.Get two and clean and dried sheet glass, the surrounding is lined with 1.5mm thickness and is surrounded by the rubber strip of viscose paper between them, and other leaves vent port and fill orifice, fixes with clip afterwards.Add 0.5 kilogram of di-isopropyl peroxydicarbonate, 0.5 kilogram of xylidin, 0.5 kilogram of stearic acid, stir and it was filled in 5 minutes in the middle of two sheet glass that spacing is 3mm to above-mentioned make in the mucus material, heating makes temperature at 48～58 ℃, the temperature that raises again after waiting to harden is between 115～125 ℃, keep natural cooling after 30 minutes, the demoulding obtains having little flaxen diaphragm when being heated to 40～45 ℃ again after waiting to harden, and cuts out and wears into eyeglass.
Example 2
Repeat the operation of example 1, wherein methyl methacrylate is 100 kilograms, 30 kilograms of styrene, 0.03 kilogram of dibenzoyl peroxide, 15 kilograms of dibutyl phthalates, 5 kilograms of methacrylic acids, 5 kilograms in acrylic acid, 1.5 kilograms of stearic acid, 1 kilogram of di-isopropyl peroxydicarbonate, 1 kilogram of xylidin, 5 kilograms of siloxane, 0.01 0.5 kilogram in～0.02 μ m cerium powder, 0.01 0.15 kilogram in～0.02 μ m lead powder, 0.01 0.15 kilogram of～0.02 μ m copper powder, 0.01 0.1 kilogram of～0.02 μ m cobalt powder, 0.01 0.02 kilogram of～0.02 μ m zinc powder, the GC0.1 kilogram, the WRT0.1 kilogram, 10C0.1 kilogram, polyvinyl butyral bar thickness 0.38mm, natural cooling obtains accompanying between two glass the semi-manufacture of greenish orange look hyaline membrane after the above-mentioned material polymerization, and cutting promptly can be finished product again.
Example 3
Repeat the operation of example 1, wherein methyl methacrylate is 100 kilograms, 40 kilograms of styrene, 0.07 kilogram of azoisobutyronitrile, 20 kilograms of dibutyl phthalates, 10 kilograms of methacrylic acids, 10 kilograms in acrylic acid, 2 kilograms of stearic acid, 1.5 kilograms of di-isopropyl peroxydicarbonates, 1.5 kilograms of xylidins, 15 kilograms of siloxane, 0.01 0.8 kilogram in～0.02 μ m cerium powder, 0.01 0.2 kilogram in～0.02 μ m lead powder, 0.01 0.2 kilogram of～0.02 μ m copper powder, 0.01 0.01 kilogram of～0.02 μ m cobalt powder, 0.01 0.02 kilogram of～0.02 μ m zinc powder, the WRT1.5 kilogram, polyvinyl butyral bar thickness 0.78mm, natural cooling obtains accompanying between two sheet glass the semi-manufacture of green transparent film after the above-mentioned material polymerization, can obtain finished product through cutting again.
Example 4
Repeat the operation of example 1, wherein methyl methacrylate is 100 kilograms, 40 kilograms of styrene, 0.07 kilogram of dibenzoyl peroxide, 30 kilograms of dibutyl phthalates, 10 kilograms of methacrylic acids, 10 kilograms in acrylic acid, 3 kilograms of stearic acid, 1.5 kilograms of di-isopropyl peroxydicarbonates, 1.5 kilograms of xylidins, 15 kilograms of siloxane, 0.01 0.8 kilogram in～0.02 μ m cerium powder, 0.01 0.2 kilogram in～0.02 μ m lead powder, 0.01 0.2 kilogram of～0.02 μ m copper powder, 0.01 0.2 kilogram of～0.02 μ m cobalt powder, 0.01 0.01 kilogram of～0.02 μ m zinc powder, the GC0.08 kilogram, the WRT0.1 kilogram, polyvinyl butyral bar thickness 0.5mm.Naturally cool to normal temperature until sclerosis after the above-mentioned material polymerization.Be heated 40～45 ℃ of demouldings then.With granulating machine it is pulverized after the demoulding, the granule that obtains is sent in the blow moulding machine charge door, the mould that links to each other with this blow moulding machine is the mould that eyeglass and picture frame are connected as a single entity.What obtain after processing is the eyeglass of red green and the finished product that picture frame is connected as a single entity.
Example 5
In reactor, add 1 kilogram of acrylic acid, 2 kilograms of methacrylic acids, 0.01 0.1 kilogram in～0.02 μ m cerium powder, 0.01 0.1 kilogram in～0.02 μ m lead powder, 0.01 0.1 kilogram of～0.02 μ m copper powder, 0.01 0.1 kilogram of～0.02 μ m cobalt powder, 0.01 0.01 kilogram of～0.02 μ m zinc powder, they being heated to 100 ℃ under stirring condition makes it dissolving and becomes colored liquid, the GC that adds 0.1 kilogram again stirred 5 minutes, elimination is greater than the metallic particles more than the 0.05 μ m, go into 100 kilograms of methyl methacrylates in again when under continuing stirring condition, being cooled to 35 ℃, 20 kilograms of styrene, 10 kilograms of dibutyl phthalates, 0.08 kilogram benzoin ether, 0.2 kilogram benzophenone, 0.5 the kilogram stearic acid stirs that to put into storage tank after 5 minutes standby.The above-mentioned liquid material for preparing is filled in the mould that film-forming method makes in the use-case 1, on different is this mould and the face that polymkeric substance contacts not and the corresponding convex surface of eyeglass concave surface.Irradiation is 60 minutes under daylight, is heated to the finished product that 45～50 ℃ of demouldings directly can obtain coffee-like transparent glasses lens after waiting to harden.
Example 6
Repeat the operation of example 5, wherein methyl methacrylate is 100 kilograms, 30 kilograms of styrene, 0.1 kilogram of benzoin ether, 0.25 kilogram of benzophenone, 20 kilograms of dibutyl phthalates, 5 kilograms of methacrylic acids, 5 kilograms in acrylic acid, 5 kilograms of siloxane, 1 kilogram of stearic acid, 0.01 0.5 kilogram in～0.02 μ m cerium powder, 0.01 0.15 kilogram in～0.02 μ m lead powder, 0.01 0.15 kilogram of～0.02 μ m copper powder, 0.01 0.15 kilogram of～0.02 μ m cobalt powder, 0.01 0.15 kilogram of～0.02 μ m zinc powder, the WRT0.1 kilogram, irradiation obtained accompanying between two sheet glass the semi-manufacture of light red hyaline membrane in 180 minutes under mercury vapor lamp, cut out and wore into eyeglass.
Example 7
Repeat the operation of example 5, wherein methyl methacrylate is 100 kilograms, 35 kilograms of styrene, 0.12 kilogram of benzoin ether, 0.25 kilogram of benzophenone, 25 kilograms of dibutyl phthalates, 8 kilograms of methacrylic acids, 8 kilograms in acrylic acid, 15 kilograms of siloxane, 2 kilograms of stearic acid, 0.01 0.7 kilogram in～0.02 μ m cerium powder, 0.01 0.2 kilogram in～0.02 μ m lead powder, 0.01 0.2 kilogram of～0.02 μ m copper powder, 0.01 0.01 kilogram of～0.02 μ m cobalt powder, 0.01 0.2 kilogram of～0.02 μ m zinc powder, 10C0.1 kilogram, obtain accompanying between two sheet glass the semi-manufacture of light red green transparent membrane after 100 minutes at solar radiation, be cut into eyeglass again.
Example 8
Repeat the operation of example 5, wherein methyl methacrylate is 100 kilograms, 40 kilograms of styrene, 0.15 kilogram of benzoin ether, 0.3 kilogram of benzophenone, 30 kilograms of dibutyl phthalates, 10 kilograms of methacrylic acids, 10 kilograms in acrylic acid, 15 kilograms of siloxane, 3 kilograms of stearic acid, 0.01 0.8 kilogram in～0.02 μ m cerium powder, 0.01 0.2 kilogram in～0.02 μ m lead powder, 0.01 0.2 kilogram of～0.02 μ m copper powder, 0.01 0.2 kilogram of～0.02 μ m cobalt powder, 0.01 0.02 kilogram of～0.02 μ m zinc powder, the GC0.1 kilogram, the WRT0.1 kilogram, 10C0.1 kilogram, irradiation is heated 45～50 ℃ of demouldings after waiting to harden after 120 minutes under daylight.With granulating machine polymkeric substance is pulverized after the demoulding, the granule that obtains is sent in the blow moulding machine charge door.The mould that links to each other with this blow moulding machine is the mould of single eyeglass, and what obtain after processing is faint yellow transparent eyeglass.
Claims (4)
1, a kind of super fine grain myopic lens is characterized in that: its used raw material has:
100 parts of methyl methacrylates
20～40 parts of styrene
0.03～0.07 part of azoisobutyronitrile or dibenzoyl peroxide
10～30 parts of dibutyl phthalates
2～10 parts of methacrylic acids
1～10 part in acrylic acid
0.5～3 part of stearic acid
0.5～1.5 part of di-isopropyl peroxydicarbonate
0.5～1.5 part of xylidin
0.01 0.1～0.8 part in～0.02 μ m cerium powder
0.01 0.1～0.2 part in～0.02 μ m lead powder
0.01 0.1～0.2 part of～0.02 μ m copper powder
0.01 0.01～0.2 part of～0.02 μ m cobalt powder
0.01 0.01～0.2 part of～0.02 μ m zinc powder
The preparation method of this super fine grain myopic lens is as follows:
(1) gives polymerization: in reaction vessel, add azoisobutyronitrile or dibenzoyl peroxide, methyl methacrylate, styrene, dibutyl phthalate, heating makes temperature at 92～95 ℃ under stirring condition, when about 2000 centipoises of reactant viscosity, begin to cool down, when temperature drops to 40 ℃, add siloxane and give the colored liquid continuation stirring for preparing earlier, be cooled to 35 ℃ standby, above-mentioned colored liquid is an acrylic acid, methacrylic acid and various nanometre metal powder are heated to products therefrom after 100 ℃ of dissolvings jointly
(2) molding: get two and clean and dried clamping plate glass, their peripheries on request thickness be provided with press strip, and leave fill orifice and vent port, with clip they are fixed,
(3) back polymerization: in the mucus material for preparing, add xylidin, di-isopropyl peroxydicarbonate, stearic acid, stir and it was added in the middle of two sheet glass of mould in 5 minutes, heating makes temperature at 48～58 ℃, the temperature that raises again after waiting to harden make it 115～125 ℃ keep 30 minutes after natural cooling, if the demoulding is carried out when then being heated to 40～45 ℃ after sclerosis.
2, super fine grain myopic lens according to claim 1 is characterized in that: also be added with 0.06～0.1 part of GC, 0.06～0.1 part of WRT, 0.06～0.1 part of 10C during the preparation colored liquid.
3, a kind of super fine grain myopic lens is characterized in that: the used raw material of this eyeglass has:
100 parts of methyl methacrylates
20～40 parts of styrene
0.08～0.15 part of benzoin ether
0.2～0.3 part of benzophenone
10～30 parts of dibutyl phthalates
2～10 parts of methacrylic acids
1～10 part in acrylic acid
0.5～3 part of stearic acid
0.01 0.1～0.8 part in～0.02 μ m cerium powder
0.01 0.1～0.2 part in～0.02 μ m lead powder
0.01 0.1～0.2 part of～0.02 μ m copper powder
0.01 0.01～0.2 part of～0.02 μ m cobalt powder
0.01 0.01～0.2 part of～0.02 μ m zinc powder
The preparation method of this super fine grain myopic lens is as follows:
(1) gives polymerization: in reaction vessel, add acrylic acid, methacrylic acid and various nanometre metal powder, under stirring condition, they are heated to 100 ℃ of dissolvings, add methyl methacrylate, styrene, dibutyl phthalate, siloxane, benzoin ether, benzophenone and stearic acid when under continuing stirring, being cooled to 35 ℃ again
(2) molding: get two and clean and dried clamping plate glass, their peripheries on request thickness be provided with press strip, and leave fill orifice and vent port, with clip they are fixed,
(3) back polymerization: will the above-mentioned mucus material that makes be added in the middle of two sheet glass of mould, under daylight or mercury vapor lamp, shone 60～180 minutes, carry out when then after sclerosis, being heated to 45～50 ℃ as if the demoulding.
4, super fine grain myopic lens according to claim 3 is characterized in that: also be added with 0～0.1 part of GC, 0～0.1 part of WRT and 0～0.1 part of 10C when giving polymerization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98104710 CN1224172A (en) | 1998-01-22 | 1998-01-22 | Super fine grain myopic lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98104710 CN1224172A (en) | 1998-01-22 | 1998-01-22 | Super fine grain myopic lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1224172A true CN1224172A (en) | 1999-07-28 |
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ID=5218398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98104710 Pending CN1224172A (en) | 1998-01-22 | 1998-01-22 | Super fine grain myopic lens |
Country Status (1)
| Country | Link |
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| CN (1) | CN1224172A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100409031C (en) * | 2003-08-05 | 2008-08-06 | Hoya株式会社 | Plastic lens and process for preparing the lens |
| CN102955262A (en) * | 2011-08-31 | 2013-03-06 | 深圳光启高等理工研究院 | Myopia glasses lenses |
| CN114153049A (en) * | 2021-12-06 | 2022-03-08 | 杭州径上科技有限公司 | Fixed-focus radiation-proof lens |
-
1998
- 1998-01-22 CN CN 98104710 patent/CN1224172A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100409031C (en) * | 2003-08-05 | 2008-08-06 | Hoya株式会社 | Plastic lens and process for preparing the lens |
| CN102955262A (en) * | 2011-08-31 | 2013-03-06 | 深圳光启高等理工研究院 | Myopia glasses lenses |
| CN102955262B (en) * | 2011-08-31 | 2014-07-23 | 深圳光启高等理工研究院 | Myopia glasses lenses |
| CN114153049A (en) * | 2021-12-06 | 2022-03-08 | 杭州径上科技有限公司 | Fixed-focus radiation-proof lens |
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