CN116273785A - Production process for realizing impact resistance of resin lens through hardening process - Google Patents
Production process for realizing impact resistance of resin lens through hardening process Download PDFInfo
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- CN116273785A CN116273785A CN202310322519.0A CN202310322519A CN116273785A CN 116273785 A CN116273785 A CN 116273785A CN 202310322519 A CN202310322519 A CN 202310322519A CN 116273785 A CN116273785 A CN 116273785A
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- 239000011347 resin Substances 0.000 title claims abstract description 34
- 229920005989 resin Polymers 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 53
- 239000011248 coating agent Substances 0.000 claims abstract description 39
- 238000000576 coating method Methods 0.000 claims abstract description 39
- 238000001035 drying Methods 0.000 claims abstract description 39
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 15
- 238000004528 spin coating Methods 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 238000001771 vacuum deposition Methods 0.000 claims abstract description 7
- 239000011241 protective layer Substances 0.000 claims abstract description 5
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 5
- 239000002904 solvent Substances 0.000 claims abstract description 5
- 238000004506 ultrasonic cleaning Methods 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 38
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 24
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- 239000010410 layer Substances 0.000 claims description 12
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 9
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 9
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 9
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- 239000002105 nanoparticle Substances 0.000 claims description 8
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 3
- 239000002250 absorbent Substances 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000001723 curing Methods 0.000 abstract description 9
- 230000035939 shock Effects 0.000 abstract description 6
- 238000000016 photochemical curing Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 2
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 1
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/06—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
- B05D3/061—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation using U.V.
- B05D3/065—After-treatment
- B05D3/067—Curing or cross-linking the coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/58—No clear coat specified
- B05D7/584—No clear coat specified at least some layers being let to dry, at least partially, before applying the next layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2201/00—Polymeric substrate or laminate
- B05D2201/02—Polymeric substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2518/00—Other type of polymers
- B05D2518/10—Silicon-containing polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2601/00—Inorganic fillers
- B05D2601/20—Inorganic fillers used for non-pigmentation effect
- B05D2601/24—Titanium dioxide, e.g. rutile
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Surface Treatment Of Optical Elements (AREA)
Abstract
The invention discloses a production process for realizing the shock resistance of a resin lens through a hardening process, which comprises the following steps: providing a PR resin solidified and molded substrate, putting the substrate into a cleaning tank, treating the lens by a sodium hydroxide solvent, and drying the lens in a drying tunnel; the dried substrate sequentially enters a first hardening groove, a second hardening groove and a fourth hardening groove; the dried substrate is sent into a coating machine to coat a silicon dioxide film; putting the substrate plated with the film into a spin coater, spin-coating a photo-curing protective layer with the thickness of 3um, and putting the substrate under an ultraviolet lamp for photo-curing after spin coating; and (3) carrying out ultrasonic cleaning on the lens after the light fixation, and drying to obtain a finished lens product. According to the invention, three times of prime coating hardening and one time of surface coating hardening are adopted, and then vacuum coating and spin coating curing are matched, so that the resin lens has impact resistance, and the safety of the resin lens in the wearing process is improved.
Description
Technical Field
The invention belongs to the technical field of resin lenses, and particularly relates to a production process for realizing the impact resistance of a resin lens through a hardening process.
Background
Resin lenses in the current market have certain impact safety performance compared with glass lenses, but have weaker impact resistance compared with PC lenses, and are still not safe enough in severe sports (such as basketball) and sudden anomalies (such as stones flying to the eyeballs). At present, film hardening is usually carried out on the surface of the lens, the film on the surface of the lens is also continuously updated, a silicon dioxide film material with the refractive index of 1.46 is mainly used in the domestic market, an organosilicon hardening liquid is prepared, the lens is subjected to vacuum ion coating after being treated, zirconium oxide, silicon oxide, aluminum fluoride and the like are mainly plated, but the plated film is low in durability, easy to oxidize, insufficient in durability and low in efficiency.
Aiming at the situation, the common resin lens has impact resistance through a plurality of hardening processes.
Disclosure of Invention
In view of the above, the technical problem to be solved by the present invention is to provide a production process for realizing the impact resistance of a resin lens by a hardening process, so as to avoid the trouble of single hardening method and insufficient impact resistance of the resin lens in the past.
In order to solve the technical problems, the invention discloses a production process for realizing the shock resistance of a resin lens through a hardening process, which comprises the following steps:
pre-hardening to provide a PR resin solidified and formed substrate, putting the substrate into a cleaning tank, treating the lens by a sodium hydroxide solvent, and drying the lens in a drying tunnel;
b, hardening once, wherein the dried substrate enters a first hardening groove, a first base coating hardening liquid is stored in the first hardening groove, and the substrate is subjected to base coating, uniform-speed lifting and drying, and then enters a drying tunnel for drying;
c, secondarily hardening, namely, putting the dried substrate into a second hardening groove, storing second primary coating hardening liquid in the second hardening groove, carrying out primary coating on the substrate, carrying out uniform-speed lifting, and then putting the substrate into a drying tunnel for drying;
step d, hardening for three times, wherein the dried lenses enter a third hardening groove, a third primary coating hardening liquid is stored in the third hardening groove, and the primary coating is uniformly pulled for the substrate, and then enters a drying tunnel for drying;
step e, hardening for four times, putting the dried lens into a fourth hardening groove, storing a fourth surface hardening liquid in the fourth hardening groove, carrying out uniform lifting on the substrate surface, and then putting the substrate surface into a drying tunnel for drying;
step f, vacuum coating, namely, feeding the dried substrate into a coating machine to coat a silicon dioxide film;
step g, spin coating and curing, namely placing the substrate plated with the film into a spin coater, spin coating a light curing protective layer with the thickness of 3um, and placing the substrate under an ultraviolet lamp for light curing after spin coating;
and h, cleaning, namely performing ultrasonic cleaning on the lens subjected to light fixation, and drying to obtain a finished lens product.
According to an embodiment of the present invention, the first primer hardening liquid comprises 5-30 parts of silica sol, 4-20 parts of acetic acid, 3-15 parts of silane coupling agent, and 10-50 parts of methanol, which are uniformly mixed.
According to an embodiment of the invention, the second primer hardening liquid is added with a mixed solution of titanium oxide nano particles and ultraviolet absorbent powder in the first primer hardening liquid, and the mass ratio of the mixed solution to the first primer hardening liquid is 1:6.
According to an embodiment of the present invention, the third primer hardening liquid and the first primer hardening liquid have the same composition.
According to an embodiment of the present invention, the fourth surface coating hard liquid comprises 5-30 parts of silica sol, 4-20 parts of acetic acid, 3-15 parts of silane coupling agent, 10-50 parts of methanol, and 6-25 parts of titanium oxide nanoparticle solution.
According to an embodiment of the present invention, the temperature of the hardening tank in the steps b to e is 50-60 ℃.
According to an embodiment of the present invention, any one or more of an antireflection film layer, a blue light preventing film layer, and an infrared preventing film layer is further plated in the step f.
Compared with the prior art, the invention can obtain the following technical effects:
the resin lens has shock resistance by adopting three times of primary coating hardening and one time of primary coating hardening, and then combining vacuum coating and spin coating curing, so that the safety of the resin lens in the wearing process is improved.
Of course, it is not necessary for any one product embodying the invention to achieve all of the technical effects described above at the same time.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a flow chart of a process for producing impact resistance of a resin lens by a hardening process according to an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present invention can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a flow chart of a production process for realizing impact resistance of a resin lens by a hardening process according to an embodiment of the invention.
As shown in the drawing, a process for producing resin lenses having impact resistance by hardening includes:
pre-hardening to provide a PR resin solidified and formed substrate, putting the substrate into a cleaning tank, treating the lens by a sodium hydroxide solvent, and drying the lens in a drying tunnel;
b, hardening once, wherein the dried substrate enters a first hardening groove, a first base coating hardening liquid is stored in the first hardening groove, and the substrate is subjected to base coating, uniform-speed lifting and drying, and then enters a drying tunnel for drying;
c, secondarily hardening, namely, putting the dried substrate into a second hardening groove, storing second primary coating hardening liquid in the second hardening groove, carrying out primary coating on the substrate, carrying out uniform-speed lifting, and then putting the substrate into a drying tunnel for drying;
step d, hardening for three times, wherein the dried lenses enter a third hardening groove, a third primary coating hardening liquid is stored in the third hardening groove, and the primary coating is uniformly pulled for the substrate, and then enters a drying tunnel for drying;
step e, hardening for four times, putting the dried lens into a fourth hardening groove, storing a fourth surface hardening liquid in the fourth hardening groove, carrying out uniform lifting on the substrate surface, and then putting the substrate surface into a drying tunnel for drying;
step f, vacuum coating, namely, feeding the dried substrate into a coating machine to coat a silicon dioxide film;
step g, spin coating and curing, namely placing the substrate plated with the film into a spin coater, spin coating a light curing protective layer with the thickness of 3um, and placing the substrate under an ultraviolet lamp for light curing after spin coating;
and h, cleaning, namely performing ultrasonic cleaning on the lens subjected to light fixation, and drying to obtain a finished lens product.
In one embodiment of the invention, PR resin substrates are solidified and molded by PR resin materials, after demolding, the PR resin substrates are sent into a cleaning tank with sodium hydroxide solvent cleaning agent for surface cleaning, grease oil stains are taken out, then the PR resin substrates are dried and sent into a hardening machine, the hardening machine is provided with a plurality of hardening tanks, different hardening liquids are stored, and the hardening treatment of the surfaces of the substrates is completed through three times of bottom coating and one time of top coating. And (3) carrying out vacuum coating after hardening is finished, improving the functionality of the substrate, finally spin-coating a photo-curing protective layer to protect a surface film layer, and finally cleaning, packaging and leaving a warehouse.
In a preferred embodiment, the first primer hardening liquid comprises 5-30 parts of silica sol, 4-20 parts of acetic acid, 3-15 parts of silane coupling agent and 10-50 parts of methanol which are uniformly mixed. Further, 25 parts of silica sol, 15 parts of acetic acid, 10 parts of silane coupling agent and 35 parts of methanol are uniformly mixed to prepare first-grade base coating hardening liquid, the first-grade base coating hardening liquid is uniformly lifted in a hardening groove and fully soaked, so that a layer of compact hardening coating is attached to the surface of a lens, the silicon atoms can improve the hardness, and then the lens is dried to strengthen the adhesion.
The second primer hardening liquid is added with a mixed solution of titanium oxide nano particles and ultraviolet absorber powder in the first primer hardening liquid, the titanium oxide nano particles can be added to further improve the hardness of the lens, the adhesiveness is improved on the basis of the first primer hardening liquid, and the ultraviolet absorber powder can improve the radiation resistance of the substrate and is better in protection. Preferably, the mass ratio of the mixed solution to the first primer hardening liquid is 1:6.
The third primer hardening liquid and the first primer hardening liquid have the same components and are used for protecting the middle second primer hardening liquid, and simultaneously, the three layers of primers greatly enhance the shock resistance of the substrate.
The fourth surface coating hardening liquid comprises 5-30 parts of silica sol, 4-20 parts of acetic acid, 3-15 parts of silane coupling agent, 10-50 parts of methanol and 6-25 parts of titanium oxide nanoparticle solution. Preferably, 25 parts of silica sol, 12 parts of acetic acid, 9 parts of silane coupling agent, 35 parts of methanol and 12 parts of titanium oxide nanoparticle solution can be selected, and the silica sol is matched with the titanium oxide to realize the reinforcement of the hardness of the substrate and enhance the shock resistance.
The hardening groove temperature from step b to step e is 50-60 ℃, so that the attaching efficiency of the coating is improved.
And in the step f, any one or more of an antireflection film layer, a blue light prevention film layer and an infrared prevention film layer are also plated, so that the functionality is further enhanced.
In summary, the invention adopts three times of prime coating and one time of prime coating and then combines vacuum coating and spin coating curing to ensure that the resin lens has shock resistance and improve the safety of the resin lens in the wearing process.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (7)
1. A production process for realizing impact resistance of a resin lens by a hardening process, which is characterized by comprising the following steps:
pre-hardening to provide a PR resin solidified and formed substrate, putting the substrate into a cleaning tank, treating the lens by a sodium hydroxide solvent, and drying the lens in a drying tunnel;
b, hardening once, wherein the dried substrate enters a first hardening groove, a first base coating hardening liquid is stored in the first hardening groove, and the substrate is subjected to base coating, uniform-speed lifting and drying, and then enters a drying tunnel for drying;
c, secondarily hardening, namely, putting the dried substrate into a second hardening groove, storing second primary coating hardening liquid in the second hardening groove, carrying out primary coating on the substrate, carrying out uniform-speed lifting, and then putting the substrate into a drying tunnel for drying;
step d, hardening for three times, wherein the dried lenses enter a third hardening groove, a third primary coating hardening liquid is stored in the third hardening groove, and the primary coating is uniformly pulled for the substrate, and then enters a drying tunnel for drying;
step e, hardening for four times, putting the dried lens into a fourth hardening groove, storing a fourth surface hardening liquid in the fourth hardening groove, carrying out uniform lifting on the substrate surface, and then putting the substrate surface into a drying tunnel for drying;
step f, vacuum coating, namely, feeding the dried substrate into a coating machine to coat a silicon dioxide film;
step g, spin coating and curing, namely placing the substrate plated with the film into a spin coater, spin coating a light curing protective layer with the thickness of 3um, and placing the substrate under an ultraviolet lamp for light curing after spin coating;
and h, cleaning, namely performing ultrasonic cleaning on the lens subjected to light fixation, and drying to obtain a finished lens product.
2. The process for producing resin lenses with impact resistance according to claim 1, wherein the primary coating hardening liquid comprises 5-30 parts of silica sol, 4-20 parts of acetic acid, 3-15 parts of silane coupling agent and 10-50 parts of methanol which are uniformly mixed.
3. The process for producing the resin lens with impact resistance through the hardening process according to claim 2, wherein the second primer hardening liquid is added with a mixed solution of titanium oxide nano particles and ultraviolet absorbent powder in the first primer hardening liquid, and the mass ratio of the mixed solution to the first primer hardening liquid is 1:6.
4. The process for producing an impact resistance of a resin lens by a hardening process according to claim 2, wherein the third primer hardening liquid and the first primer hardening liquid have the same composition.
5. The process for producing impact resistance of resin lenses by hardening according to claim 1, wherein said four-sided coating solution comprises 5-30 parts of silica sol, 4-20 parts of acetic acid, 3-15 parts of silane coupling agent, 10-50 parts of methanol, and 6-25 parts of titanium oxide nanoparticle solution.
6. The process for producing resin lenses having impact resistance by hardening according to claim 1, wherein the hardening bath temperature in steps b to e is 50 to 60 ℃.
7. The process for producing resin lenses with impact resistance by hardening according to claim 1, wherein any one or more of an antireflection film layer, a blue light preventing film layer and an infrared preventing film layer are further plated in the step f.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310322519.0A CN116273785A (en) | 2023-03-30 | 2023-03-30 | Production process for realizing impact resistance of resin lens through hardening process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310322519.0A CN116273785A (en) | 2023-03-30 | 2023-03-30 | Production process for realizing impact resistance of resin lens through hardening process |
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| CN112578576A (en) * | 2020-12-02 | 2021-03-30 | 明月镜片股份有限公司 | Resin lens with high-hardness film layer structure and preparation method thereof |
| CN115521495A (en) * | 2022-10-28 | 2022-12-27 | 上海康耐特光学有限公司 | Impact-resistant photochromic resin lens and preparation method thereof |
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2023
- 2023-03-30 CN CN202310322519.0A patent/CN116273785A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300728A (en) * | 2017-07-31 | 2017-10-27 | 江苏淘镜有限公司 | Shock resistance ultra-toughness polyurethane-base eyeglass |
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| CN111732750A (en) * | 2020-04-28 | 2020-10-02 | 南京米兰达视光科学研究院有限公司 | Hardening method for medium and high refractive index resin lens |
| CN112578576A (en) * | 2020-12-02 | 2021-03-30 | 明月镜片股份有限公司 | Resin lens with high-hardness film layer structure and preparation method thereof |
| CN115521495A (en) * | 2022-10-28 | 2022-12-27 | 上海康耐特光学有限公司 | Impact-resistant photochromic resin lens and preparation method thereof |
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