CN113703084A - Transparent blue-light-proof lens and preparation method thereof - Google Patents
Transparent blue-light-proof lens and preparation method thereof Download PDFInfo
- Publication number
- CN113703084A CN113703084A CN202111003895.0A CN202111003895A CN113703084A CN 113703084 A CN113703084 A CN 113703084A CN 202111003895 A CN202111003895 A CN 202111003895A CN 113703084 A CN113703084 A CN 113703084A
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- parts
- lens
- blue
- styrene
- light
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- 238000002360 preparation method Methods 0.000 title abstract description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000002250 absorbent Substances 0.000 claims abstract description 27
- 230000002745 absorbent Effects 0.000 claims abstract description 27
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 16
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 16
- 239000004593 Epoxy Substances 0.000 claims abstract description 16
- 239000003822 epoxy resin Substances 0.000 claims abstract description 13
- 239000003999 initiator Substances 0.000 claims abstract description 13
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 13
- CPZVJYPXOWWFSW-QXMHVHEDSA-N dibenzyl (z)-but-2-enedioate Chemical compound C=1C=CC=CC=1COC(=O)\C=C/C(=O)OCC1=CC=CC=C1 CPZVJYPXOWWFSW-QXMHVHEDSA-N 0.000 claims abstract description 10
- -1 styrene Chemical compound 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 15
- 238000001029 thermal curing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 4
- 238000001723 curing Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims description 2
- UREQOVJMSWJRFG-UHFFFAOYSA-N methyl 2-cyano-3-(4-hydroxy-3-methoxyphenyl)pent-2-enoate Chemical compound CCC(=C(C#N)C(=O)OC)C1=CC(=C(C=C1)O)OC UREQOVJMSWJRFG-UHFFFAOYSA-N 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 abstract description 8
- 238000002834 transmittance Methods 0.000 abstract description 6
- 230000031700 light absorption Effects 0.000 abstract description 5
- 208000003464 asthenopia Diseases 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 210000000695 crystalline len Anatomy 0.000 description 35
- 210000001525 retina Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
Abstract
The invention discloses a transparent blue-light-proof lens and a preparation method thereof, relating to the technical field of lenses and comprising the following components in parts by weight: 20-55 parts of epoxy acrylic resin, 30-60 parts of modified epoxy resin, 5-20 parts of dibenzyl maleate, 10-30 parts of styrene, 0.1-0.3 part of ultraviolet-resistant absorbent, 0.1-5 parts of molecular weight regulator, 0.03-1 part of blue-proof absorbent and 1-5 parts of initiator. The lens provided by the invention has 95% blue light absorption rate, has higher transmittance up to 92% which is far higher than that of the existing blue light prevention lens, and has the yellowness index as low as 5.76 which is far lower than that of the existing blue light prevention lens, so that the visual fatigue phenomenon of a lens user can not occur in a short time, the service time of the lens is effectively prolonged, and the use experience of the blue light prevention lens is improved.
Description
Technical Field
The invention relates to the technical field of lenses, in particular to a transparent blue-light-proof lens and a preparation method thereof.
Background
In visible light, blue light has short wavelength and high energy, and can directly penetrate through crystalline lens to reach the macular region of the eye. A large amount of short-wave blue light with irregular frequency is reserved in artificial light sources such as computer screens and television screens, and the retina is exposed to the blue light for a long time, so that eye diseases are easily caused.
In order to reduce the damage of blue light to the retina, a blue light prevention medicament is added during the preparation of the substrate, so that the lens has the blue light prevention function. After the reagent is added, the lens has yellow-green background color, the transmittance of the lens can be influenced by the background color, and the phenomenon of visual fatigue is easy to occur to lens users.
Disclosure of Invention
The invention mainly aims to provide a bright blue-light-proof lens and a preparation method thereof, so that the lens can prevent blue light and has no background color.
The purpose of the invention can be achieved by adopting the following technical scheme:
a bright blue-light-proof lens comprises the following components in parts by weight:
20-55 parts of epoxy acrylic resin,
30-60 parts of modified epoxy resin,
5-20 parts of dibenzyl maleate,
10-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
0.1 to 5 portions of molecular weight regulator,
0.03 to 1 portion of anti-blue light absorbent,
1-5 parts of an initiator.
Preferably, the molecular formula structure of the blue-light proof absorbent ethyl-2-cyano-3- (4-hydroxy-3-methoxyphenyl) propyl-2-methyl enoate is as follows:
preferably, the composition comprises the following components in parts by weight:
25-50 parts of epoxy acrylic resin,
40-60 parts of modified epoxy resin,
10-20 parts of dibenzyl maleate,
15-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
1-4 parts of a molecular weight regulator,
0.1 to 1 portion of anti-blue light absorbent,
2-4 parts of an initiator.
Preferably, the composition comprises the following components in parts by weight:
25 parts of epoxy acrylic resin, namely 25 parts of epoxy acrylic resin,
43 parts of modified epoxy resin,
10 parts of dibenzyl maleate ester,
18 parts of styrene, namely 18 parts of styrene,
0.2 part of anti-ultraviolet absorbent,
1 part of a molecular weight regulator, namely,
0.5 part of anti-blue light absorbent,
and 2 parts of an initiator.
A method for preparing a transparent blue-light-proof lens comprises the following steps
S1, preparing a raw material, wherein the raw material comprises the following components in parts by weight:
20-55 parts of epoxy acrylic resin,
30-60 parts of modified epoxy resin,
5-20 parts of dibenzyl maleate,
10-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
0.1 to 5 portions of molecular weight regulator,
0.03 to 1 portion of anti-blue light absorbent,
1-5 parts of an initiator;
s2, mixing and stirring the raw materials uniformly, and melting the uniformly mixed raw materials into a viscous state;
s3, injecting the viscous-state raw materials into a mold cavity, and carrying out thermocuring on the mold through a primary oven for 20-30 h according to a drying temperature curve;
s4, taking out the release after primary thermal curing, cleaning after release, and carrying out secondary curing for 2-3 h in an oven according to a drying program after cleaning the substrate to obtain the lens.
The invention has the beneficial technical effects that:
the lens provided by the invention has 95% blue light absorption rate, has higher transmittance up to 92% which is far higher than that of the existing blue light prevention lens, and has the yellowness index as low as 5.76 which is far lower than that of the existing blue light prevention lens, so that the visual fatigue phenomenon of a lens user can not occur in a short time, the service time of the lens is effectively prolonged, and the use experience of the blue light prevention lens is improved.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail with reference to the following examples, but the embodiments of the present invention are not limited thereto.
The bright blue-light-proof lens provided by the embodiment comprises the following components in parts by weight:
20-55 parts of epoxy acrylic resin,
30-60 parts of modified epoxy resin,
5-20 parts of dibenzyl maleate,
10-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
0.1 to 5 portions of molecular weight regulator,
0.03 to 1 portion of anti-blue light absorbent,
1-5 parts of an initiator.
In this example, the molecular formula of the blue-light absorber, ethyl-2-cyano-3- (4-hydroxy-3-methoxyphenyl) prop-2-enoic acid methyl ester, is:
in this embodiment, the composition comprises the following components in parts by weight:
25-50 parts of epoxy acrylic resin,
40-60 parts of modified epoxy resin,
10-20 parts of dibenzyl maleate,
15-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
1-4 parts of a molecular weight regulator,
0.1 to 1 portion of anti-blue light absorbent,
2-4 parts of an initiator.
In this embodiment, the composition comprises the following components in parts by weight:
25 parts of epoxy acrylic resin, namely 25 parts of epoxy acrylic resin,
43 parts of modified epoxy resin,
10 parts of dibenzyl maleate ester,
18 parts of styrene, namely 18 parts of styrene,
0.2 part of anti-ultraviolet absorbent,
1 part of a molecular weight regulator, namely,
0.5 part of anti-blue light absorbent,
and 2 parts of an initiator.
A method for preparing a transparent blue-light-proof lens comprises the following steps
S1, preparing raw materials, wherein the raw materials comprise the following components in parts by weight:
20-55 parts of epoxy acrylic resin,
30-60 parts of modified epoxy resin,
5-20 parts of dibenzyl maleate,
10-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
0.1 to 5 portions of molecular weight regulator,
0.03 to 1 portion of anti-blue light absorbent,
1-5 parts of an initiator;
s2, mixing and stirring the raw materials uniformly, and melting the uniformly mixed raw materials into a viscous state;
s3, injecting the viscous-state raw materials into a mold cavity of the mold, carrying out thermocuring on the mold through a primary oven for 25h, and carrying out the thermocuring according to a drying temperature curve;
s4, taking out the release after primary thermal curing, cleaning after release, and carrying out secondary curing for 2.5 hours in an oven according to a drying program after cleaning the substrate to obtain the lens.
Table 1:
| blue light absorption rate | 95％ |
| T (transmittance) | 92% (tradition 86%) |
| Yellowness index YI | 5.76 (tradition 10.49) |
；
Table 1 shows that the lens prepared by the preparation method of this embodiment has a high blue light absorption rate, and a transmittance of 92% is much higher than that of the existing blue light-proof lens, and the yellowness index of the lens of this embodiment is as low as 5.76, which is much lower than that of the existing blue light-proof lens, and the lens of this embodiment has good use experience.
In summary, in this embodiment, when the lens provided by this embodiment has 95% blue light absorption rate, the transmittance of the lens is higher, up to 92%, and far higher than that of the existing blue light-proof lens, and meanwhile, the yellowness index of this lens is as low as 5.76, which is far lower than that of the existing blue light-proof lens, so that the asthenopia phenomenon does not occur in a short time for the lens user, thereby effectively increasing the usable time of the lens and improving the use experience of the blue light-proof lens.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (5)
1. The transparent blue-light-proof lens is characterized by comprising the following components in parts by weight:
20-55 parts of epoxy acrylic resin,
30-60 parts of modified epoxy resin,
5-20 parts of dibenzyl maleate,
10-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
0.1 to 5 portions of molecular weight regulator,
0.03 to 1 portion of anti-blue light absorbent,
1-5 parts of an initiator.
2. The clear blue-light blocking lens of claim 1 wherein the blue-light blocking absorber ethyl-2-cyano-3- (4-hydroxy-3-methoxyphenyl) prop-2-enoic acid methyl ester has the formula:
3. the transparent and blue-light-proof lens as claimed in claim 1, which comprises the following components in parts by weight:
25-50 parts of epoxy acrylic resin,
40-60 parts of modified epoxy resin,
10-20 parts of dibenzyl maleate,
15-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
1-4 parts of a molecular weight regulator,
0.1 to 1 portion of anti-blue light absorbent,
2-4 parts of an initiator.
4. The transparent and blue-light-proof lens as claimed in claim 1, which comprises the following components in parts by weight:
25 parts of epoxy acrylic resin, namely 25 parts of epoxy acrylic resin,
43 parts of modified epoxy resin,
10 parts of dibenzyl maleate ester,
18 parts of styrene, namely 18 parts of styrene,
0.2 part of anti-ultraviolet absorbent,
1 part of a molecular weight regulator, namely,
0.5 part of anti-blue light absorbent,
and 2 parts of an initiator.
5. A method for preparing a transparent blue-light-proof lens according to any one of claims 1 to 4, characterized by comprising the following steps
S1, preparing a raw material, wherein the raw material comprises the following components in parts by weight:
20-55 parts of epoxy acrylic resin,
30-60 parts of modified epoxy resin,
5-20 parts of dibenzyl maleate,
10-30 parts of styrene, namely styrene,
0.1 to 0.3 portion of anti-ultraviolet absorbent,
0.1 to 5 portions of molecular weight regulator,
0.03 to 1 portion of anti-blue light absorbent,
1-5 parts of an initiator;
s2, mixing and stirring the raw materials uniformly, and melting the uniformly mixed raw materials into a viscous state;
s3, injecting the viscous-state raw materials into a mold cavity, and carrying out thermocuring on the mold through a primary oven for 20-30 h according to a drying temperature curve;
s4, taking out the release after primary thermal curing, cleaning after release, and carrying out secondary curing for 2-3 h in an oven according to a drying program after cleaning the substrate to obtain the lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111003895.0A CN113703084A (en) | 2021-08-30 | 2021-08-30 | Transparent blue-light-proof lens and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111003895.0A CN113703084A (en) | 2021-08-30 | 2021-08-30 | Transparent blue-light-proof lens and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113703084A true CN113703084A (en) | 2021-11-26 |
Family
ID=78656774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111003895.0A Pending CN113703084A (en) | 2021-08-30 | 2021-08-30 | Transparent blue-light-proof lens and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113703084A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215976A (en) * | 2022-08-09 | 2022-10-21 | 江苏可奥熙光学材料科技有限公司 | Weather-resistant and aging-resistant lens and preparation method thereof |
| CN115232421A (en) * | 2022-06-30 | 2022-10-25 | 江苏可奥熙光学材料科技有限公司 | 1.67 high-refractive-index resin lens monomer based on sulfur-containing polyurethane modification and preparation method thereof |
| CN115304723A (en) * | 2022-07-18 | 2022-11-08 | 江苏可奥熙光学材料科技有限公司 | Antifouling and mildew-proof resin monomer composition and preparation process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759455A (en) * | 2015-12-31 | 2016-07-13 | 江苏康耐特光学有限公司 | Blue light preventive optical resin lens and preparation method thereof |
| US20170066917A1 (en) * | 2015-09-03 | 2017-03-09 | Benq Materials Corporation | Colored contact lenses |
| CN110256640A (en) * | 2019-06-12 | 2019-09-20 | 江苏韩创新材料有限公司 | A kind of optical mirror slip and manufacturing method |
| CN111100410A (en) * | 2019-12-31 | 2020-05-05 | 江苏视科新材料股份有限公司 | Preparation method of blue light prevention lens |
| CN111929749A (en) * | 2020-07-01 | 2020-11-13 | 滁州优立光学眼镜有限公司 | Lens of spectacle lens of double-layer lens and manufacturing method |
-
2021
- 2021-08-30 CN CN202111003895.0A patent/CN113703084A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170066917A1 (en) * | 2015-09-03 | 2017-03-09 | Benq Materials Corporation | Colored contact lenses |
| CN105759455A (en) * | 2015-12-31 | 2016-07-13 | 江苏康耐特光学有限公司 | Blue light preventive optical resin lens and preparation method thereof |
| CN110256640A (en) * | 2019-06-12 | 2019-09-20 | 江苏韩创新材料有限公司 | A kind of optical mirror slip and manufacturing method |
| CN111100410A (en) * | 2019-12-31 | 2020-05-05 | 江苏视科新材料股份有限公司 | Preparation method of blue light prevention lens |
| CN111929749A (en) * | 2020-07-01 | 2020-11-13 | 滁州优立光学眼镜有限公司 | Lens of spectacle lens of double-layer lens and manufacturing method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115232421A (en) * | 2022-06-30 | 2022-10-25 | 江苏可奥熙光学材料科技有限公司 | 1.67 high-refractive-index resin lens monomer based on sulfur-containing polyurethane modification and preparation method thereof |
| CN115304723A (en) * | 2022-07-18 | 2022-11-08 | 江苏可奥熙光学材料科技有限公司 | Antifouling and mildew-proof resin monomer composition and preparation process thereof |
| CN115215976A (en) * | 2022-08-09 | 2022-10-21 | 江苏可奥熙光学材料科技有限公司 | Weather-resistant and aging-resistant lens and preparation method thereof |
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