CN110054717A - A kind of preparation method of photopolymer Materials For Holography - Google Patents
A kind of preparation method of photopolymer Materials For Holography Download PDFInfo
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- CN110054717A CN110054717A CN201910304525.7A CN201910304525A CN110054717A CN 110054717 A CN110054717 A CN 110054717A CN 201910304525 A CN201910304525 A CN 201910304525A CN 110054717 A CN110054717 A CN 110054717A
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- graphene oxide
- holography
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- phenanthrenequione
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- 239000000463 material Substances 0.000 title claims abstract description 40
- 238000001093 holography Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 14
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims abstract description 11
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000005498 polishing Methods 0.000 claims abstract description 6
- 238000007711 solidification Methods 0.000 claims abstract description 6
- 230000008023 solidification Effects 0.000 claims abstract description 6
- 229920000642 polymer Polymers 0.000 claims description 32
- 239000000243 solution Substances 0.000 claims description 30
- 230000010355 oscillation Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 10
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 7
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 7
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 7
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000006116 polymerization reaction Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 2
- 230000003534 oscillatory effect Effects 0.000 claims description 2
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract description 3
- 239000004926 polymethyl methacrylate Substances 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract description 3
- 239000003504 photosensitizing agent Substances 0.000 abstract description 2
- 238000013019 agitation Methods 0.000 abstract 1
- 239000003999 initiator Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 238000003860 storage Methods 0.000 description 6
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 150000001336 alkenes Chemical class 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000000862 absorption spectrum Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000003760 magnetic stirring Methods 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- OXHNLMTVIGZXSG-UHFFFAOYSA-N 1-Methylpyrrole Chemical compound CN1C=CC=C1 OXHNLMTVIGZXSG-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229960000935 dehydrated alcohol Drugs 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
- C08F120/12—Esters of monohydric alcohols or phenols
- C08F120/14—Methyl esters, e.g. methyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/07—Aldehydes; Ketones
- C08K5/08—Quinones
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
- G03H2001/026—Recording materials or recording processes
- G03H2001/0264—Organic recording material
Abstract
The present invention discloses a kind of preparation method of photopolymer Materials For Holography, belongs to hologram recording material technical field.The method of the invention is using polymethyl methacrylate as substrate, it is monomer with methyl methacrylate (MMA), phenanthrenequione (PQ) is photosensitizer, azodiisobutyronitrile (AIBN) for thermal initiator, graphene oxide (GOs) is that refractive index regulates and controls part, is prepared using polymethyl methacrylate as the photopolymer Materials For Holography of substrate.Weigh the azodiisobutyronitrile of corrresponding quality score respectively during preparation, phenanthrenequione is added in methyl methacrylate after being sufficiently mixed uniformly, then graphene oxide solution is added, handling by ultrasonic vibration, magnetic agitation and constant temperature makes material solidification then sanding and polishing.The method of the invention can prepare the different photopolymer of size, thickness, and the photopolymer of preparation has bigger refractive index modulation and volume stability, is suitable for bulk holographic memory field.
Description
Technical field
The present invention relates to a kind of preparation methods of photopolymer Materials For Holography, belong to hologram recording material technology neck
Domain.
Background technique
The arrival in Three-dimensional Display epoch increases information content exponentially form, in existing information recording method, electricity storage
With magnetic storage technology using two-dimensional surface storage mode, storage density gradually approaches its physics limit, further
It improves memory capacity and faces great technological challenge.Optical information is stored using light wave as carrier, has phase, amplitude and polarization etc.
Multiple characteristic parameters have the potential advantages developed two-dimensional surface storage as the storage of multidimensional high density.Getting up early is for holographic note
The material of record mainly has silver salt dry plate, dichromated gelatin etc., these traditional record materials mainly have: harsh later period wet-chemical
The disadvantages of processing, big big and noise affected by environment.Quality and density of the hologram of record in the carrier etc. are largely
The upper characteristic depending on material, ideal holographic storage material answer luminous sensitivity with higher, higher resolution ratio, wider
The characteristics such as spectral region, high-diffraction efficiency, high reusability and low noise；When being also required for low preparation cost, reusable, saving
Between the operational characteristiies such as long.
Summary of the invention
The purpose of the present invention is to provide a kind of preparation methods of photopolymer Materials For Holography, and the material is by following
Raw material is prepared, each raw material and its mass percent are as follows: methyl methacrylate (MMA) 81.95-94.16%, phenanthrenequione (PQ)
0.82-0.94%, azodiisobutyronitrile (AIBN) 0.41-0.47%, graphene oxide (GOs) 0.01-0.02%, N- methylpyrrole
Alkanone (NMP) 3.5-16%, polyvinylpyrrolidone (PVP) 0.81-0.91%, the sum of the mass percent of all raw materials are
100%。
The preparation method of photopolymer Materials For Holography of the present invention, specifically includes the following steps:
(1) methyl methacrylate, phenanthrenequione and azodiisobutyronitrile are weighed in proportion, and sonic oscillation is uniformly mixed it, mixing
The phenanthrenequione not dissolved is filtered out after uniformly.
(2) it adds graphene oxide into N-Methyl pyrrolidone, sonic oscillation 5-6 hours, is added in oscillatory process
Polyvinylpyrrolidone is substantially dissolved in graphene oxide in N-Methyl pyrrolidone.
(3) the obtained graphite oxide of step (2)-N-Methyl pyrrolidone mixed solution is put into a centrifuge, is carried out
Centrifugation removes the graphene oxide not being completely dissolved, will obtain graphene oxide solution and step (1) resulting polymer is added
In solution, sonic oscillation is uniformly mixed solution, and the volume ratio of graphene oxide solution and polymer solution is 1:10-3:10.
(4) step (3) obtained polymer solution is put into thermostat water bath, 40-50 DEG C of constant temperature agitating and heating 15-
25h is poured into glass mold and is sealed when solution to be mixed becomes sticky.
(5) step (4) obtained sample is placed in the constant temperature oven that temperature is 40-50 DEG C, reaction 20-30 h makes to gather
Object is closed sufficiently to polymerize, gained sample, which is put into refrigerator, after the reaction was completed keeps polymer solidification blocking, and sample is removed from the molds, into
Row cutting and polishing obtain photopolymer Materials For Holography.
Preferably, phenanthrenequione is filtered using 0.22 μm of filter paper in step (1) of the present invention.
Preferably, the condition being centrifuged in step (3) of the present invention are as follows: 1-2h is centrifuged with 800-1000 revs/min of speed.
Beneficial effects of the present invention:
(1) the method for the invention can prepare respective shapes according to the actual needs, thickness has high refractive index modulated degree
Photopolymer material, relative to only using phenanthrenequione as the polymer of photosensitizer；The present invention has bigger refractive index modulation degree,
Imaging has the higher depth of field.
(2) the method for the invention can prepare the different-thickness such as several microns to several millimeters by the thickness of control mold
Polymer material, the wave band of response are 300-500nm, and the graphene oxide of the method for the invention preparation is refractive index regulation portion
The polymer material divided has higher volume stability relative to undoped polymer material, is suitable for volume holographicstorage
Using.
Detailed description of the invention
Fig. 1 is the abosrption spectrogram for the photopolymer Materials For Holography that embodiment 3 is prepared.
Fig. 2 is the diffraction efficiency curve figure for the photopolymer Materials For Holography that embodiment 3 is prepared.
Fig. 3 is the vortex beams that the photopolymer Materials For Holography being prepared using embodiment 3 was photographed.
Fig. 4 is the vortex beams photographed using the photopolymer Materials For Holography that comparative example is prepared.
Specific embodiment
Invention is further described in detail in the following with reference to the drawings and specific embodiments, but protection scope of the present invention is simultaneously
It is not limited to the content.
The mold used in the method preparation process of the embodiment of the present invention and glass substrate etc. in dehydrated alcohol into
The cleaning of row sonic oscillation, then rinsed with deionized water, it is put into constant temperature oven and dries for use；The thickness and shape of polymer can be with
It is determined according to the thickness of mold and shape；The polymer samples that thickness arrives several millimeters thicks at several microns may finally be prepared.
Embodiment 1
A kind of preparation method of photopolymer Materials For Holography, specifically includes the following steps:
(1) 81.95g methyl methacrylate, 0.94g phenanthrenequione and 0.47g azodiisobutyronitrile are weighed in proportion, are put into ultrasonic wave
It is uniformly mixed it, the filter paper for being after mixing 0.22 μm with diameter will not dissolve
Phenanthrenequione filters out.
(2) 0.02g graphene oxide is added in 15.81gN- methyl pyrrolidone, sonic oscillation 5 hours, was vibrated
0.81g polyvinylpyrrolidone is added in journey, is substantially dissolved in graphene oxide in N-Methyl pyrrolidone.
(3) the obtained graphene oxide of step (2)-N-Methyl pyrrolidone mixed solution is put into a centrifuge, with
1000 revs/min of speed is centrifuged 1 hour, and the graphene oxide not being completely dissolved is removed, and obtained graphene oxide is molten
Liquid be added step (1) resulting polymer solution in, make within sonic oscillation 2 hours solution be uniformly mixed, graphene oxide solution with
The volume ratio of polymer solution is 1:10.
(4) step (3) obtained polymer solution is put into 40 DEG C of thermostat water baths with magnetic stirring apparatus, constant temperature
Agitating and heating 20h is poured into glass mold and is sealed when solution to be mixed becomes sticky.
(5) step (4) obtained sample is placed in the constant temperature oven that temperature is 40 DEG C, 30 h of reaction fill polymer
Dividing polymerization, gained sample, which is put into, after the reaction was completed makes polymer solidification blocking for 2 hours in refrigerator, and sample is removed from the molds, into
Row cutting and polishing obtain photopolymer Materials For Holography.
Embodiment 2
A kind of preparation method of photopolymer Materials For Holography, specifically includes the following steps:
(1) 94.16g methyl methacrylate, 0.82g phenanthrenequione and 0.41g azodiisobutyronitrile are weighed in proportion, are put into ultrasonic wave
It is uniformly mixed it, the filter paper for being after mixing 0.22 μm with diameter will not dissolve
Phenanthrenequione filters out.
(2) 0.01g graphene oxide is added in 3.69gN- methyl pyrrolidone, sonic oscillation 6 hours, was vibrated
0.91g polyvinylpyrrolidone is added in journey, is substantially dissolved in graphene oxide in N-Methyl pyrrolidone.
(3) the obtained graphene oxide of step (2)-N-Methyl pyrrolidone mixed solution is put into a centrifuge, with
1000 revs/min of speed is centrifuged 1 hour, and the graphene oxide not being completely dissolved is removed, and obtained graphene oxide is molten
Liquid be added step (1) resulting polymer solution in, make within sonic oscillation 2 hours solution be uniformly mixed, graphene oxide solution with
The volume ratio of polymer solution is 2:10.
(4) step (3) obtained polymer solution is put into 40 DEG C of thermostat water baths with magnetic stirring apparatus, constant temperature
Agitating and heating 25h is poured into glass mold and is sealed when solution to be mixed becomes sticky.
(5) step (4) obtained sample is placed in the constant temperature oven that temperature is 50 DEG C, reaction 20h fills polymer
Dividing polymerization, gained sample, which is put into, after the reaction was completed makes polymer solidification blocking for 2 hours in refrigerator, and sample is removed from the molds, into
Row cutting and polishing obtain photopolymer Materials For Holography.
Embodiment 3
A kind of preparation method of photopolymer Materials For Holography, specifically includes the following steps:
(1) 90g methyl methacrylate, 0.9g phenanthrenequione and 0.45g azodiisobutyronitrile are weighed in proportion, are put into ultrasonic cleaning
It is uniformly mixed it, the phenanthrenequione that will not dissolved with the filter paper that diameter is 0.22 μm after mixing
It filters out.
(2) 0.02g graphene oxide is added in 7.78gN- methyl pyrrolidone, sonic oscillation 6 hours, was vibrated
0.85g polyvinylpyrrolidone is added in journey, is substantially dissolved in graphene oxide in N-Methyl pyrrolidone.
(3) the obtained graphene oxide of step (2)-N-Methyl pyrrolidone mixed solution is put into a centrifuge, with
1000 revs/min of speed is centrifuged 1 hour, and the graphene oxide not being completely dissolved is removed, and obtained graphene oxide is molten
Liquid be added step (1) resulting polymer solution in, make within sonic oscillation 2 hours solution be uniformly mixed, graphene oxide solution with
The volume ratio of polymer solution is 3:10.
(4) step (3) obtained polymer solution is put into 40 DEG C of thermostat water baths with magnetic stirring apparatus, constant temperature
Agitating and heating 15h is poured into glass mold and is sealed when solution to be mixed becomes sticky.
(5) step (4) obtained sample is placed in the constant temperature oven that temperature is 45 DEG C, reaction 25h fills polymer
Dividing polymerization, gained sample, which is put into, after the reaction was completed makes polymer solidification blocking for 2 hours in refrigerator, and sample is removed from the molds, into
Row cutting and polishing obtain photopolymer Materials For Holography.
The absorption spectrum for the photopolymer Materials For Holography that the present embodiment is prepared is as shown in Figure 1, can from figure
Absorption spectrum wave band to find out the photopolymer material is tested, Examples 1 and 2 for 300-500nm by identical method
The absorption spectrum wave band of gained photopolymer material is also 300-500nm.
Fig. 2 is diffraction efficiency curve figure (the embedded figure for the photopolymer Materials For Holography that the present embodiment is prepared
Shape is ± 1 grade of diffraction image and 0 grade of diffraction image), as seen from the figure with the increase of exposed laser power, polymer diffraction
Efficiency is gradually increased, and when exposed laser power reaches 1.3 mW, diffraction efficiency reaches maximum, maximum diffraction efficiency 9%.It is logical
Identical method test is crossed, photopolymer material obtained by Examples 1 and 2 has similar property.
Fig. 3 is the vortex beams photographed using the photopolymer Materials For Holography that the present embodiment is prepared, by scheming
As can be seen that obtained diffraction light is stronger, diffraction light is stronger, shows that the diffraction efficiency of material is higher.Pass through identical method
Test, Examples 1 and 2 gained photopolymer material have similar property.
Comparative example 1
The present embodiment method and condition is same as Example 3, and difference is that the present embodiment does not add graphene oxide.
There is no the vortex for the polymethyl methacrylate photopolymer record for adulterating graphene oxide in comparative example 1
As shown in figure 4, by comparison it can be seen that identical under existing luminous intensity, doping graphite oxide alkene polymer obtains light beam
The diffraction intensity that diffraction light is obviously obtained than no doping graphite oxide alkene polymer, this illustrates to adulterate graphite oxide alkene polymer
Diffraction efficiency than it is no doping graphite oxide alkene polymer it is more efficient.
Claims (4)
1. a kind of preparation method of photopolymer Materials For Holography, it is characterised in that: be prepared by following raw material, each original
Material and its mass percent are as follows: methyl methacrylate 81.95-94.16%, phenanthrenequione 0.82-0.94%, azodiisobutyronitrile
0.41-0.47%, graphene oxide 0.01-0.02%, N-Methyl pyrrolidone 3.5-16%, polyvinylpyrrolidone 0.81-
0.91%。
2. the preparation method of photopolymer Materials For Holography according to claim 1, which is characterized in that specifically include with
Lower step:
(1) methyl methacrylate, phenanthrenequione and azodiisobutyronitrile are weighed in proportion, and sonic oscillation is uniformly mixed it, mixing
The phenanthrenequione not dissolved is filtered out after uniformly；
(2) it adds graphene oxide into N-Methyl pyrrolidone, sonic oscillation 5-6 hours, poly- second is added in oscillatory process
Vinyl pyrrolidone is substantially dissolved in graphene oxide in N-Methyl pyrrolidone；
(3) the obtained graphene oxide of step (2)-N-Methyl pyrrolidone mixed solution is put into a centrifuge, carry out from
The heart removes the graphene oxide not being completely dissolved, and step (1) resulting polymer is added in obtained graphene oxide solution
In solution, sonic oscillation is uniformly mixed solution, and the volume ratio of graphene oxide solution and polymer solution is 1:10-3:10；
(4) step (3) obtained polymer solution is put into thermostat water bath, 40-50 DEG C of constant temperature agitating and heating 15-25h,
When solution to be mixed becomes sticky, is poured into glass mold and be sealed；
(5) step (4) obtained sample is placed in the constant temperature oven that temperature is 40-50 DEG C, reaction 20-30 h makes polymer
Sufficiently polymerization, gained sample, which is put into refrigerator, after the reaction was completed keeps polymer solidification blocking, and sample is removed from the molds, and is cut
It cuts and polishing obtains photopolymer Materials For Holography.
3. the preparation method of photopolymer Materials For Holography according to claim 2, it is characterised in that: in step (1)
Phenanthrenequione is filtered using 0.22 μm of filter paper.
4. the preparation method of photopolymer Materials For Holography according to claim 2, it is characterised in that: in step (3)
The condition of centrifugation are as follows: 1-2h is centrifuged with 800-1000 revs/min of speed.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112812210A (en) * | 2021-01-21 | 2021-05-18 | 福建师范大学 | Thermal polymerization process of PQ/PMMA photopolymer material, PQ/PMMA photopolymer material and holographic optical disk thereof |
| CN112885417A (en) * | 2021-01-21 | 2021-06-01 | 福建师范大学 | GO-doped PQ-PMMA (polymethyl methacrylate) photopolymer holographic storage material, preparation method thereof and holographic optical disk |
| CN115873158A (en) * | 2022-10-28 | 2023-03-31 | 福建师范大学 | Two-dimensional nano material for holographic storage technology and preparation method thereof |
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| CN112812210A (en) * | 2021-01-21 | 2021-05-18 | 福建师范大学 | Thermal polymerization process of PQ/PMMA photopolymer material, PQ/PMMA photopolymer material and holographic optical disk thereof |
| CN112885417A (en) * | 2021-01-21 | 2021-06-01 | 福建师范大学 | GO-doped PQ-PMMA (polymethyl methacrylate) photopolymer holographic storage material, preparation method thereof and holographic optical disk |
| CN112885417B (en) * | 2021-01-21 | 2023-08-01 | 福建师范大学 | GO doped PQ-PMMA photopolymer holographic storage material, preparation method thereof and holographic optical disk |
| CN115873158A (en) * | 2022-10-28 | 2023-03-31 | 福建师范大学 | Two-dimensional nano material for holographic storage technology and preparation method thereof |
| CN115873158B (en) * | 2022-10-28 | 2023-09-15 | 福建师范大学 | Two-dimensional nanomaterial for holographic storage technology and preparation method thereof |
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